diff options
130 files changed, 1251 insertions, 403 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 81d1d5a74728..19f4423e70d9 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -4713,6 +4713,8 @@ prevent spurious wakeup); n = USB_QUIRK_DELAY_CTRL_MSG (Device needs a pause after every control message); + o = USB_QUIRK_HUB_SLOW_RESET (Hub needs extra + delay after resetting its port); Example: quirks=0781:5580:bk,0a5c:5834:gij usbhid.mousepoll= diff --git a/Documentation/admin-guide/security-bugs.rst b/Documentation/admin-guide/security-bugs.rst index 164bf71149fd..30187d49dc2c 100644 --- a/Documentation/admin-guide/security-bugs.rst +++ b/Documentation/admin-guide/security-bugs.rst @@ -32,16 +32,17 @@ Disclosure and embargoed information The security list is not a disclosure channel. For that, see Coordination below. -Once a robust fix has been developed, our preference is to release the -fix in a timely fashion, treating it no differently than any of the other -thousands of changes and fixes the Linux kernel project releases every -month. - -However, at the request of the reporter, we will postpone releasing the -fix for up to 5 business days after the date of the report or after the -embargo has lifted; whichever comes first. The only exception to that -rule is if the bug is publicly known, in which case the preference is to -release the fix as soon as it's available. +Once a robust fix has been developed, the release process starts. Fixes +for publicly known bugs are released immediately. + +Although our preference is to release fixes for publicly undisclosed bugs +as soon as they become available, this may be postponed at the request of +the reporter or an affected party for up to 7 calendar days from the start +of the release process, with an exceptional extension to 14 calendar days +if it is agreed that the criticality of the bug requires more time. The +only valid reason for deferring the publication of a fix is to accommodate +the logistics of QA and large scale rollouts which require release +coordination. Whilst embargoed information may be shared with trusted individuals in order to develop a fix, such information will not be published alongside diff --git a/Documentation/media/uapi/v4l/dev-meta.rst b/Documentation/media/uapi/v4l/dev-meta.rst index f7ac8d0d3af1..b65dc078abeb 100644 --- a/Documentation/media/uapi/v4l/dev-meta.rst +++ b/Documentation/media/uapi/v4l/dev-meta.rst @@ -40,7 +40,7 @@ To use the :ref:`format` ioctls applications set the ``type`` field of the the desired operation. Both drivers and applications must set the remainder of the :c:type:`v4l2_format` structure to 0. -.. _v4l2-meta-format: +.. c:type:: v4l2_meta_format .. tabularcolumns:: |p{1.4cm}|p{2.2cm}|p{13.9cm}| diff --git a/Documentation/media/uapi/v4l/vidioc-g-fmt.rst b/Documentation/media/uapi/v4l/vidioc-g-fmt.rst index 3ead350e099f..9ea494a8faca 100644 --- a/Documentation/media/uapi/v4l/vidioc-g-fmt.rst +++ b/Documentation/media/uapi/v4l/vidioc-g-fmt.rst @@ -133,6 +133,11 @@ The format as returned by :ref:`VIDIOC_TRY_FMT <VIDIOC_G_FMT>` must be identical - Definition of a data format, see :ref:`pixfmt`, used by SDR capture and output devices. * - + - struct :c:type:`v4l2_meta_format` + - ``meta`` + - Definition of a metadata format, see :ref:`meta-formats`, used by + metadata capture devices. + * - - __u8 - ``raw_data``\ [200] - Place holder for future extensions. diff --git a/MAINTAINERS b/MAINTAINERS index 9aa47eeb469d..03c46f483143 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -6307,6 +6307,7 @@ F: tools/testing/selftests/gpio/ GPIO SUBSYSTEM M: Linus Walleij <linus.walleij@linaro.org> +M: Bartosz Golaszewski <bgolaszewski@baylibre.com> L: linux-gpio@vger.kernel.org T: git git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio.git S: Maintained @@ -7444,6 +7445,20 @@ S: Maintained F: Documentation/fb/intelfb.txt F: drivers/video/fbdev/intelfb/ +INTEL GPIO DRIVERS +M: Andy Shevchenko <andriy.shevchenko@linux.intel.com> +L: linux-gpio@vger.kernel.org +S: Maintained +T: git git://git.kernel.org/pub/scm/linux/kernel/git/andy/linux-gpio-intel.git +F: drivers/gpio/gpio-ich.c +F: drivers/gpio/gpio-intel-mid.c +F: drivers/gpio/gpio-lynxpoint.c +F: drivers/gpio/gpio-merrifield.c +F: drivers/gpio/gpio-ml-ioh.c +F: drivers/gpio/gpio-pch.c +F: drivers/gpio/gpio-sch.c +F: drivers/gpio/gpio-sodaville.c + INTEL GVT-g DRIVERS (Intel GPU Virtualization) M: Zhenyu Wang <zhenyuw@linux.intel.com> M: Zhi Wang <zhi.a.wang@intel.com> @@ -7454,12 +7469,6 @@ T: git https://github.com/intel/gvt-linux.git S: Supported F: drivers/gpu/drm/i915/gvt/ -INTEL PMIC GPIO DRIVER -R: Andy Shevchenko <andriy.shevchenko@linux.intel.com> -S: Maintained -F: drivers/gpio/gpio-*cove.c -F: drivers/gpio/gpio-msic.c - INTEL HID EVENT DRIVER M: Alex Hung <alex.hung@canonical.com> L: platform-driver-x86@vger.kernel.org @@ -7547,12 +7556,6 @@ W: https://01.org/linux-acpi S: Supported F: drivers/platform/x86/intel_menlow.c -INTEL MERRIFIELD GPIO DRIVER -M: Andy Shevchenko <andriy.shevchenko@linux.intel.com> -L: linux-gpio@vger.kernel.org -S: Maintained -F: drivers/gpio/gpio-merrifield.c - INTEL MIC DRIVERS (mic) M: Sudeep Dutt <sudeep.dutt@intel.com> M: Ashutosh Dixit <ashutosh.dixit@intel.com> @@ -7585,6 +7588,13 @@ F: drivers/platform/x86/intel_punit_ipc.c F: arch/x86/include/asm/intel_pmc_ipc.h F: arch/x86/include/asm/intel_punit_ipc.h +INTEL PMIC GPIO DRIVERS +M: Andy Shevchenko <andriy.shevchenko@linux.intel.com> +S: Maintained +T: git git://git.kernel.org/pub/scm/linux/kernel/git/andy/linux-gpio-intel.git +F: drivers/gpio/gpio-*cove.c +F: drivers/gpio/gpio-msic.c + INTEL MULTIFUNCTION PMIC DEVICE DRIVERS R: Andy Shevchenko <andriy.shevchenko@linux.intel.com> S: Maintained @@ -14087,6 +14097,7 @@ F: Documentation/devicetree/bindings/iio/proximity/vl53l0x.txt STABLE BRANCH M: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +M: Sasha Levin <sashal@kernel.org> L: stable@vger.kernel.org S: Supported F: Documentation/process/stable-kernel-rules.rst diff --git a/arch/mips/configs/cavium_octeon_defconfig b/arch/mips/configs/cavium_octeon_defconfig index 490b12af103c..c52d0efacd14 100644 --- a/arch/mips/configs/cavium_octeon_defconfig +++ b/arch/mips/configs/cavium_octeon_defconfig @@ -140,6 +140,7 @@ CONFIG_RTC_CLASS=y CONFIG_RTC_DRV_DS1307=y CONFIG_STAGING=y CONFIG_OCTEON_ETHERNET=y +CONFIG_OCTEON_USB=y # CONFIG_IOMMU_SUPPORT is not set CONFIG_RAS=y CONFIG_EXT4_FS=y diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c index ea09ed6a80a9..8c6c48ed786a 100644 --- a/arch/mips/kernel/setup.c +++ b/arch/mips/kernel/setup.c @@ -794,6 +794,7 @@ static void __init arch_mem_init(char **cmdline_p) /* call board setup routine */ plat_mem_setup(); + memblock_set_bottom_up(true); /* * Make sure all kernel memory is in the maps. The "UP" and diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index 0f852e1b5891..15e103c6d799 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -2260,10 +2260,8 @@ void __init trap_init(void) unsigned long size = 0x200 + VECTORSPACING*64; phys_addr_t ebase_pa; - memblock_set_bottom_up(true); ebase = (unsigned long) memblock_alloc_from(size, 1 << fls(size), 0); - memblock_set_bottom_up(false); /* * Try to ensure ebase resides in KSeg0 if possible. @@ -2307,6 +2305,7 @@ void __init trap_init(void) if (board_ebase_setup) board_ebase_setup(); per_cpu_trap_init(true); + memblock_set_bottom_up(false); /* * Copy the generic exception handlers to their final destination. diff --git a/arch/mips/loongson64/loongson-3/numa.c b/arch/mips/loongson64/loongson-3/numa.c index 622761878cd1..60bf0a1cb757 100644 --- a/arch/mips/loongson64/loongson-3/numa.c +++ b/arch/mips/loongson64/loongson-3/numa.c @@ -231,6 +231,8 @@ static __init void prom_meminit(void) cpumask_clear(&__node_data[(node)]->cpumask); } } + max_low_pfn = PHYS_PFN(memblock_end_of_DRAM()); + for (cpu = 0; cpu < loongson_sysconf.nr_cpus; cpu++) { node = cpu / loongson_sysconf.cores_per_node; if (node >= num_online_nodes()) @@ -248,19 +250,9 @@ static __init void prom_meminit(void) void __init paging_init(void) { - unsigned node; unsigned long zones_size[MAX_NR_ZONES] = {0, }; pagetable_init(); - - for_each_online_node(node) { - unsigned long start_pfn, end_pfn; - - get_pfn_range_for_nid(node, &start_pfn, &end_pfn); - - if (end_pfn > max_low_pfn) - max_low_pfn = end_pfn; - } #ifdef CONFIG_ZONE_DMA32 zones_size[ZONE_DMA32] = MAX_DMA32_PFN; #endif diff --git a/arch/mips/sgi-ip27/ip27-memory.c b/arch/mips/sgi-ip27/ip27-memory.c index d8b8444d6795..813d13f92957 100644 --- a/arch/mips/sgi-ip27/ip27-memory.c +++ b/arch/mips/sgi-ip27/ip27-memory.c @@ -435,6 +435,7 @@ void __init prom_meminit(void) mlreset(); szmem(); + max_low_pfn = PHYS_PFN(memblock_end_of_DRAM()); for (node = 0; node < MAX_COMPACT_NODES; node++) { if (node_online(node)) { @@ -455,18 +456,8 @@ extern void setup_zero_pages(void); void __init paging_init(void) { unsigned long zones_size[MAX_NR_ZONES] = {0, }; - unsigned node; pagetable_init(); - - for_each_online_node(node) { - unsigned long start_pfn, end_pfn; - - get_pfn_range_for_nid(node, &start_pfn, &end_pfn); - - if (end_pfn > max_low_pfn) - max_low_pfn = end_pfn; - } zones_size[ZONE_NORMAL] = max_low_pfn; free_area_init_nodes(zones_size); } diff --git a/arch/riscv/Makefile b/arch/riscv/Makefile index 4af153a182b0..4b594f2e4f7e 100644 --- a/arch/riscv/Makefile +++ b/arch/riscv/Makefile @@ -71,6 +71,10 @@ KBUILD_CFLAGS += $(call cc-option,-mstrict-align) # arch specific predefines for sparse CHECKFLAGS += -D__riscv -D__riscv_xlen=$(BITS) +# Default target when executing plain make +boot := arch/riscv/boot +KBUILD_IMAGE := $(boot)/Image.gz + head-y := arch/riscv/kernel/head.o core-y += arch/riscv/kernel/ arch/riscv/mm/ @@ -81,4 +85,13 @@ PHONY += vdso_install vdso_install: $(Q)$(MAKE) $(build)=arch/riscv/kernel/vdso $@ -all: vmlinux +all: Image.gz + +Image: vmlinux + $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ + +Image.%: Image + $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ + +zinstall install: + $(Q)$(MAKE) $(build)=$(boot) $@ diff --git a/arch/riscv/boot/.gitignore b/arch/riscv/boot/.gitignore new file mode 100644 index 000000000000..8dab0bb6ae66 --- /dev/null +++ b/arch/riscv/boot/.gitignore @@ -0,0 +1,2 @@ +Image +Image.gz diff --git a/arch/riscv/boot/Makefile b/arch/riscv/boot/Makefile new file mode 100644 index 000000000000..0990a9fdbe5d --- /dev/null +++ b/arch/riscv/boot/Makefile @@ -0,0 +1,33 @@ +# +# arch/riscv/boot/Makefile +# +# This file is included by the global makefile so that you can add your own +# architecture-specific flags and dependencies. +# +# This file is subject to the terms and conditions of the GNU General Public +# License. See the file "COPYING" in the main directory of this archive +# for more details. +# +# Copyright (C) 2018, Anup Patel. +# Author: Anup Patel <anup@brainfault.org> +# +# Based on the ia64 and arm64 boot/Makefile. +# + +OBJCOPYFLAGS_Image :=-O binary -R .note -R .note.gnu.build-id -R .comment -S + +targets := Image + +$(obj)/Image: vmlinux FORCE + $(call if_changed,objcopy) + +$(obj)/Image.gz: $(obj)/Image FORCE + $(call if_changed,gzip) + +install: + $(CONFIG_SHELL) $(srctree)/$(src)/install.sh $(KERNELRELEASE) \ + $(obj)/Image System.map "$(INSTALL_PATH)" + +zinstall: + $(CONFIG_SHELL) $(srctree)/$(src)/install.sh $(KERNELRELEASE) \ + $(obj)/Image.gz System.map "$(INSTALL_PATH)" diff --git a/arch/riscv/boot/install.sh b/arch/riscv/boot/install.sh new file mode 100644 index 000000000000..18c39159c0ff --- /dev/null +++ b/arch/riscv/boot/install.sh @@ -0,0 +1,60 @@ +#!/bin/sh +# +# arch/riscv/boot/install.sh +# +# This file is subject to the terms and conditions of the GNU General Public +# License. See the file "COPYING" in the main directory of this archive +# for more details. +# +# Copyright (C) 1995 by Linus Torvalds +# +# Adapted from code in arch/i386/boot/Makefile by H. Peter Anvin +# Adapted from code in arch/i386/boot/install.sh by Russell King +# +# "make install" script for the RISC-V Linux port +# +# Arguments: +# $1 - kernel version +# $2 - kernel image file +# $3 - kernel map file +# $4 - default install path (blank if root directory) +# + +verify () { + if [ ! -f "$1" ]; then + echo "" 1>&2 + echo " *** Missing file: $1" 1>&2 + echo ' *** You need to run "make" before "make install".' 1>&2 + echo "" 1>&2 + exit 1 + fi +} + +# Make sure the files actually exist +verify "$2" +verify "$3" + +# User may have a custom install script +if [ -x ~/bin/${INSTALLKERNEL} ]; then exec ~/bin/${INSTALLKERNEL} "$@"; fi +if [ -x /sbin/${INSTALLKERNEL} ]; then exec /sbin/${INSTALLKERNEL} "$@"; fi + +if [ "$(basename $2)" = "Image.gz" ]; then +# Compressed install + echo "Installing compressed kernel" + base=vmlinuz +else +# Normal install + echo "Installing normal kernel" + base=vmlinux +fi + +if [ -f $4/$base-$1 ]; then + mv $4/$base-$1 $4/$base-$1.old +fi +cat $2 > $4/$base-$1 + +# Install system map file +if [ -f $4/System.map-$1 ]; then + mv $4/System.map-$1 $4/System.map-$1.old +fi +cp $3 $4/System.map-$1 diff --git a/arch/riscv/include/asm/module.h b/arch/riscv/include/asm/module.h index 349df33808c4..cd2af4b013e3 100644 --- a/arch/riscv/include/asm/module.h +++ b/arch/riscv/include/asm/module.h @@ -8,6 +8,7 @@ #define MODULE_ARCH_VERMAGIC "riscv" +struct module; u64 module_emit_got_entry(struct module *mod, u64 val); u64 module_emit_plt_entry(struct module *mod, u64 val); diff --git a/arch/riscv/include/asm/uaccess.h b/arch/riscv/include/asm/uaccess.h index 473cfc84e412..8c3e3e3c8be1 100644 --- a/arch/riscv/include/asm/uaccess.h +++ b/arch/riscv/include/asm/uaccess.h @@ -400,13 +400,13 @@ extern unsigned long __must_check __asm_copy_from_user(void *to, static inline unsigned long raw_copy_from_user(void *to, const void __user *from, unsigned long n) { - return __asm_copy_to_user(to, from, n); + return __asm_copy_from_user(to, from, n); } static inline unsigned long raw_copy_to_user(void __user *to, const void *from, unsigned long n) { - return __asm_copy_from_user(to, from, n); + return __asm_copy_to_user(to, from, n); } extern long strncpy_from_user(char *dest, const char __user *src, long count); diff --git a/arch/riscv/include/asm/unistd.h b/arch/riscv/include/asm/unistd.h index eff7aa9aa163..fef96f117b4d 100644 --- a/arch/riscv/include/asm/unistd.h +++ b/arch/riscv/include/asm/unistd.h @@ -13,10 +13,9 @@ /* * There is explicitly no include guard here because this file is expected to - * be included multiple times. See uapi/asm/syscalls.h for more info. + * be included multiple times. */ -#define __ARCH_WANT_NEW_STAT #define __ARCH_WANT_SYS_CLONE + #include <uapi/asm/unistd.h> -#include <uapi/asm/syscalls.h> diff --git a/arch/riscv/include/uapi/asm/syscalls.h b/arch/riscv/include/uapi/asm/unistd.h index 206dc4b0f6ea..1f3bd3ebbb0d 100644 --- a/arch/riscv/include/uapi/asm/syscalls.h +++ b/arch/riscv/include/uapi/asm/unistd.h @@ -1,13 +1,25 @@ -/* SPDX-License-Identifier: GPL-2.0 */ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* - * Copyright (C) 2017-2018 SiFive + * Copyright (C) 2018 David Abdurachmanov <david.abdurachmanov@gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. */ -/* - * There is explicitly no include guard here because this file is expected to - * be included multiple times in order to define the syscall macros via - * __SYSCALL. - */ +#ifdef __LP64__ +#define __ARCH_WANT_NEW_STAT +#endif /* __LP64__ */ + +#include <asm-generic/unistd.h> /* * Allows the instruction cache to be flushed from userspace. Despite RISC-V diff --git a/arch/riscv/kernel/cpu.c b/arch/riscv/kernel/cpu.c index 3a5a2ee31547..b4a7d4427fbb 100644 --- a/arch/riscv/kernel/cpu.c +++ b/arch/riscv/kernel/cpu.c @@ -64,7 +64,7 @@ int riscv_of_processor_hartid(struct device_node *node) static void print_isa(struct seq_file *f, const char *orig_isa) { - static const char *ext = "mafdc"; + static const char *ext = "mafdcsu"; const char *isa = orig_isa; const char *e; @@ -88,11 +88,14 @@ static void print_isa(struct seq_file *f, const char *orig_isa) /* * Check the rest of the ISA string for valid extensions, printing those * we find. RISC-V ISA strings define an order, so we only print the - * extension bits when they're in order. + * extension bits when they're in order. Hide the supervisor (S) + * extension from userspace as it's not accessible from there. */ for (e = ext; *e != '\0'; ++e) { if (isa[0] == e[0]) { - seq_write(f, isa, 1); + if (isa[0] != 's') + seq_write(f, isa, 1); + isa++; } } diff --git a/arch/riscv/kernel/head.S b/arch/riscv/kernel/head.S index 711190d473d4..fe884cd69abd 100644 --- a/arch/riscv/kernel/head.S +++ b/arch/riscv/kernel/head.S @@ -44,6 +44,16 @@ ENTRY(_start) amoadd.w a3, a2, (a3) bnez a3, .Lsecondary_start + /* Clear BSS for flat non-ELF images */ + la a3, __bss_start + la a4, __bss_stop + ble a4, a3, clear_bss_done +clear_bss: + REG_S zero, (a3) + add a3, a3, RISCV_SZPTR + blt a3, a4, clear_bss +clear_bss_done: + /* Save hart ID and DTB physical address */ mv s0, a0 mv s1, a1 diff --git a/arch/riscv/kernel/vmlinux.lds.S b/arch/riscv/kernel/vmlinux.lds.S index ece84991609c..65df1dfdc303 100644 --- a/arch/riscv/kernel/vmlinux.lds.S +++ b/arch/riscv/kernel/vmlinux.lds.S @@ -74,7 +74,7 @@ SECTIONS *(.sbss*) } - BSS_SECTION(0, 0, 0) + BSS_SECTION(PAGE_SIZE, PAGE_SIZE, 0) EXCEPTION_TABLE(0x10) NOTES diff --git a/drivers/acpi/acpi_platform.c b/drivers/acpi/acpi_platform.c index eaa60c94205a..1f32caa87686 100644 --- a/drivers/acpi/acpi_platform.c +++ b/drivers/acpi/acpi_platform.c @@ -30,6 +30,7 @@ static const struct acpi_device_id forbidden_id_list[] = { {"PNP0200", 0}, /* AT DMA Controller */ {"ACPI0009", 0}, /* IOxAPIC */ {"ACPI000A", 0}, /* IOAPIC */ + {"SMB0001", 0}, /* ACPI SMBUS virtual device */ {"", 0}, }; diff --git a/drivers/cpufreq/ti-cpufreq.c b/drivers/cpufreq/ti-cpufreq.c index 3f0e2a14895a..22b53bf26817 100644 --- a/drivers/cpufreq/ti-cpufreq.c +++ b/drivers/cpufreq/ti-cpufreq.c @@ -201,19 +201,28 @@ static const struct of_device_id ti_cpufreq_of_match[] = { {}, }; +static const struct of_device_id *ti_cpufreq_match_node(void) +{ + struct device_node *np; + const struct of_device_id *match; + + np = of_find_node_by_path("/"); + match = of_match_node(ti_cpufreq_of_match, np); + of_node_put(np); + + return match; +} + static int ti_cpufreq_probe(struct platform_device *pdev) { u32 version[VERSION_COUNT]; - struct device_node *np; const struct of_device_id *match; struct opp_table *ti_opp_table; struct ti_cpufreq_data *opp_data; const char * const reg_names[] = {"vdd", "vbb"}; int ret; - np = of_find_node_by_path("/"); - match = of_match_node(ti_cpufreq_of_match, np); - of_node_put(np); + match = dev_get_platdata(&pdev->dev); if (!match) return -ENODEV; @@ -290,7 +299,14 @@ fail_put_node: static int ti_cpufreq_init(void) { - platform_device_register_simple("ti-cpufreq", -1, NULL, 0); + const struct of_device_id *match; + + /* Check to ensure we are on a compatible platform */ + match = ti_cpufreq_match_node(); + if (match) + platform_device_register_data(NULL, "ti-cpufreq", -1, match, + sizeof(*match)); + return 0; } module_init(ti_cpufreq_init); diff --git a/drivers/dma-buf/udmabuf.c b/drivers/dma-buf/udmabuf.c index 5b44ef226904..fc359ca4503d 100644 --- a/drivers/dma-buf/udmabuf.c +++ b/drivers/dma-buf/udmabuf.c @@ -184,6 +184,7 @@ static long udmabuf_create(const struct udmabuf_create_list *head, exp_info.ops = &udmabuf_ops; exp_info.size = ubuf->pagecount << PAGE_SHIFT; exp_info.priv = ubuf; + exp_info.flags = O_RDWR; buf = dma_buf_export(&exp_info); if (IS_ERR(buf)) { diff --git a/drivers/gnss/serial.c b/drivers/gnss/serial.c index b01ba4438501..31e891f00175 100644 --- a/drivers/gnss/serial.c +++ b/drivers/gnss/serial.c @@ -13,6 +13,7 @@ #include <linux/of.h> #include <linux/pm.h> #include <linux/pm_runtime.h> +#include <linux/sched.h> #include <linux/serdev.h> #include <linux/slab.h> @@ -63,7 +64,7 @@ static int gnss_serial_write_raw(struct gnss_device *gdev, int ret; /* write is only buffered synchronously */ - ret = serdev_device_write(serdev, buf, count, 0); + ret = serdev_device_write(serdev, buf, count, MAX_SCHEDULE_TIMEOUT); if (ret < 0) return ret; diff --git a/drivers/gnss/sirf.c b/drivers/gnss/sirf.c index 79cb98950013..71d014edd167 100644 --- a/drivers/gnss/sirf.c +++ b/drivers/gnss/sirf.c @@ -16,6 +16,7 @@ #include <linux/pm.h> #include <linux/pm_runtime.h> #include <linux/regulator/consumer.h> +#include <linux/sched.h> #include <linux/serdev.h> #include <linux/slab.h> #include <linux/wait.h> @@ -83,7 +84,7 @@ static int sirf_write_raw(struct gnss_device *gdev, const unsigned char *buf, int ret; /* write is only buffered synchronously */ - ret = serdev_device_write(serdev, buf, count, 0); + ret = serdev_device_write(serdev, buf, count, MAX_SCHEDULE_TIMEOUT); if (ret < 0) return ret; diff --git a/drivers/gpio/gpio-mockup.c b/drivers/gpio/gpio-mockup.c index 8269cffc2967..6a50f9f59c90 100644 --- a/drivers/gpio/gpio-mockup.c +++ b/drivers/gpio/gpio-mockup.c @@ -35,8 +35,8 @@ #define gpio_mockup_err(...) pr_err(GPIO_MOCKUP_NAME ": " __VA_ARGS__) enum { - GPIO_MOCKUP_DIR_OUT = 0, - GPIO_MOCKUP_DIR_IN = 1, + GPIO_MOCKUP_DIR_IN = 0, + GPIO_MOCKUP_DIR_OUT = 1, }; /* @@ -131,7 +131,7 @@ static int gpio_mockup_get_direction(struct gpio_chip *gc, unsigned int offset) { struct gpio_mockup_chip *chip = gpiochip_get_data(gc); - return chip->lines[offset].dir; + return !chip->lines[offset].dir; } static int gpio_mockup_to_irq(struct gpio_chip *gc, unsigned int offset) diff --git a/drivers/gpio/gpio-pxa.c b/drivers/gpio/gpio-pxa.c index bfe4c5c9f41c..e9600b556f39 100644 --- a/drivers/gpio/gpio-pxa.c +++ b/drivers/gpio/gpio-pxa.c @@ -268,8 +268,8 @@ static int pxa_gpio_direction_input(struct gpio_chip *chip, unsigned offset) if (pxa_gpio_has_pinctrl()) { ret = pinctrl_gpio_direction_input(chip->base + offset); - if (!ret) - return 0; + if (ret) + return ret; } spin_lock_irqsave(&gpio_lock, flags); diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 230e41562462..a2cbb474901c 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -1295,7 +1295,7 @@ int gpiochip_add_data_with_key(struct gpio_chip *chip, void *data, gdev->descs = kcalloc(chip->ngpio, sizeof(gdev->descs[0]), GFP_KERNEL); if (!gdev->descs) { status = -ENOMEM; - goto err_free_gdev; + goto err_free_ida; } if (chip->ngpio == 0) { @@ -1427,8 +1427,9 @@ err_free_label: kfree_const(gdev->label); err_free_descs: kfree(gdev->descs); -err_free_gdev: +err_free_ida: ida_simple_remove(&gpio_ida, gdev->id); +err_free_gdev: /* failures here can mean systems won't boot... */ pr_err("%s: GPIOs %d..%d (%s) failed to register, %d\n", __func__, gdev->base, gdev->base + gdev->ngpio - 1, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c index c31a8849e9f8..1580ec60b89f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c @@ -501,8 +501,11 @@ void amdgpu_amdkfd_set_compute_idle(struct kgd_dev *kgd, bool idle) { struct amdgpu_device *adev = (struct amdgpu_device *)kgd; - amdgpu_dpm_switch_power_profile(adev, - PP_SMC_POWER_PROFILE_COMPUTE, !idle); + if (adev->powerplay.pp_funcs && + adev->powerplay.pp_funcs->switch_power_profile) + amdgpu_dpm_switch_power_profile(adev, + PP_SMC_POWER_PROFILE_COMPUTE, + !idle); } bool amdgpu_amdkfd_is_kfd_vmid(struct amdgpu_device *adev, u32 vmid) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c index 6748cd7fc129..686a26de50f9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c @@ -626,6 +626,13 @@ int amdgpu_display_modeset_create_props(struct amdgpu_device *adev) "dither", amdgpu_dither_enum_list, sz); + if (amdgpu_device_has_dc_support(adev)) { + adev->mode_info.max_bpc_property = + drm_property_create_range(adev->ddev, 0, "max bpc", 8, 16); + if (!adev->mode_info.max_bpc_property) + return -ENOMEM; + } + return 0; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h index b9e9e8b02fb7..d1b4d9b6aae0 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h @@ -339,6 +339,8 @@ struct amdgpu_mode_info { struct drm_property *audio_property; /* FMT dithering */ struct drm_property *dither_property; + /* maximum number of bits per channel for monitor color */ + struct drm_property *max_bpc_property; /* hardcoded DFP edid from BIOS */ struct edid *bios_hardcoded_edid; int bios_hardcoded_edid_size; diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c index e1c2b4e9c7b2..73ad02aea2b2 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c @@ -46,6 +46,7 @@ MODULE_FIRMWARE("amdgpu/tahiti_mc.bin"); MODULE_FIRMWARE("amdgpu/pitcairn_mc.bin"); MODULE_FIRMWARE("amdgpu/verde_mc.bin"); MODULE_FIRMWARE("amdgpu/oland_mc.bin"); +MODULE_FIRMWARE("amdgpu/hainan_mc.bin"); MODULE_FIRMWARE("amdgpu/si58_mc.bin"); #define MC_SEQ_MISC0__MT__MASK 0xf0000000 diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c index bf5e6a413dee..4cc0dcb1a187 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc15.c +++ b/drivers/gpu/drm/amd/amdgpu/soc15.c @@ -65,6 +65,13 @@ #define mmMP0_MISC_LIGHT_SLEEP_CTRL 0x01ba #define mmMP0_MISC_LIGHT_SLEEP_CTRL_BASE_IDX 0 +/* for Vega20 register name change */ +#define mmHDP_MEM_POWER_CTRL 0x00d4 +#define HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK 0x00000001L +#define HDP_MEM_POWER_CTRL__IPH_MEM_POWER_LS_EN_MASK 0x00000002L +#define HDP_MEM_POWER_CTRL__RC_MEM_POWER_CTRL_EN_MASK 0x00010000L +#define HDP_MEM_POWER_CTRL__RC_MEM_POWER_LS_EN_MASK 0x00020000L +#define mmHDP_MEM_POWER_CTRL_BASE_IDX 0 /* * Indirect registers accessor */ @@ -870,15 +877,33 @@ static void soc15_update_hdp_light_sleep(struct amdgpu_device *adev, bool enable { uint32_t def, data; - def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS)); + if (adev->asic_type == CHIP_VEGA20) { + def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_CTRL)); - if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS)) - data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK; - else - data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK; + if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS)) + data |= HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK | + HDP_MEM_POWER_CTRL__IPH_MEM_POWER_LS_EN_MASK | + HDP_MEM_POWER_CTRL__RC_MEM_POWER_CTRL_EN_MASK | + HDP_MEM_POWER_CTRL__RC_MEM_POWER_LS_EN_MASK; + else + data &= ~(HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK | + HDP_MEM_POWER_CTRL__IPH_MEM_POWER_LS_EN_MASK | + HDP_MEM_POWER_CTRL__RC_MEM_POWER_CTRL_EN_MASK | + HDP_MEM_POWER_CTRL__RC_MEM_POWER_LS_EN_MASK); - if (def != data) - WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS), data); + if (def != data) + WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_CTRL), data); + } else { + def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS)); + + if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS)) + data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK; + else + data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK; + + if (def != data) + WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS), data); + } } static void soc15_update_drm_clock_gating(struct amdgpu_device *adev, bool enable) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index c1262f62cd9f..ca925200fe09 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -2358,8 +2358,15 @@ static void update_stream_scaling_settings(const struct drm_display_mode *mode, static enum dc_color_depth convert_color_depth_from_display_info(const struct drm_connector *connector) { + struct dm_connector_state *dm_conn_state = + to_dm_connector_state(connector->state); uint32_t bpc = connector->display_info.bpc; + /* TODO: Remove this when there's support for max_bpc in drm */ + if (dm_conn_state && bpc > dm_conn_state->max_bpc) + /* Round down to nearest even number. */ + bpc = dm_conn_state->max_bpc - (dm_conn_state->max_bpc & 1); + switch (bpc) { case 0: /* @@ -2943,6 +2950,9 @@ int amdgpu_dm_connector_atomic_set_property(struct drm_connector *connector, } else if (property == adev->mode_info.underscan_property) { dm_new_state->underscan_enable = val; ret = 0; + } else if (property == adev->mode_info.max_bpc_property) { + dm_new_state->max_bpc = val; + ret = 0; } return ret; @@ -2985,6 +2995,9 @@ int amdgpu_dm_connector_atomic_get_property(struct drm_connector *connector, } else if (property == adev->mode_info.underscan_property) { *val = dm_state->underscan_enable; ret = 0; + } else if (property == adev->mode_info.max_bpc_property) { + *val = dm_state->max_bpc; + ret = 0; } return ret; } @@ -3795,6 +3808,9 @@ void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm, drm_object_attach_property(&aconnector->base.base, adev->mode_info.underscan_vborder_property, 0); + drm_object_attach_property(&aconnector->base.base, + adev->mode_info.max_bpc_property, + 0); } diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h index 924a38a1fc44..6e069d777ab2 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h @@ -204,6 +204,7 @@ struct dm_connector_state { enum amdgpu_rmx_type scaling; uint8_t underscan_vborder; uint8_t underscan_hborder; + uint8_t max_bpc; bool underscan_enable; bool freesync_enable; bool freesync_capable; diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c index ed35ec0341e6..88f6b35ea6fe 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c @@ -4525,12 +4525,12 @@ static int smu7_get_sclk_od(struct pp_hwmgr *hwmgr) struct smu7_single_dpm_table *sclk_table = &(data->dpm_table.sclk_table); struct smu7_single_dpm_table *golden_sclk_table = &(data->golden_dpm_table.sclk_table); - int value; + int value = sclk_table->dpm_levels[sclk_table->count - 1].value; + int golden_value = golden_sclk_table->dpm_levels + [golden_sclk_table->count - 1].value; - value = (sclk_table->dpm_levels[sclk_table->count - 1].value - - golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value) * - 100 / - golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value; + value -= golden_value; + value = DIV_ROUND_UP(value * 100, golden_value); return value; } @@ -4567,12 +4567,12 @@ static int smu7_get_mclk_od(struct pp_hwmgr *hwmgr) struct smu7_single_dpm_table *mclk_table = &(data->dpm_table.mclk_table); struct smu7_single_dpm_table *golden_mclk_table = &(data->golden_dpm_table.mclk_table); - int value; + int value = mclk_table->dpm_levels[mclk_table->count - 1].value; + int golden_value = golden_mclk_table->dpm_levels + [golden_mclk_table->count - 1].value; - value = (mclk_table->dpm_levels[mclk_table->count - 1].value - - golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value) * - 100 / - golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value; + value -= golden_value; + value = DIV_ROUND_UP(value * 100, golden_value); return value; } diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c index 8c4db86bb4b7..e2bc6e0c229f 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c @@ -4522,15 +4522,13 @@ static int vega10_get_sclk_od(struct pp_hwmgr *hwmgr) struct vega10_single_dpm_table *sclk_table = &(data->dpm_table.gfx_table); struct vega10_single_dpm_table *golden_sclk_table = &(data->golden_dpm_table.gfx_table); - int value; - - value = (sclk_table->dpm_levels[sclk_table->count - 1].value - - golden_sclk_table->dpm_levels - [golden_sclk_table->count - 1].value) * - 100 / - golden_sclk_table->dpm_levels + int value = sclk_table->dpm_levels[sclk_table->count - 1].value; + int golden_value = golden_sclk_table->dpm_levels [golden_sclk_table->count - 1].value; + value -= golden_value; + value = DIV_ROUND_UP(value * 100, golden_value); + return value; } @@ -4575,16 +4573,13 @@ static int vega10_get_mclk_od(struct pp_hwmgr *hwmgr) struct vega10_single_dpm_table *mclk_table = &(data->dpm_table.mem_table); struct vega10_single_dpm_table *golden_mclk_table = &(data->golden_dpm_table.mem_table); - int value; - - value = (mclk_table->dpm_levels - [mclk_table->count - 1].value - - golden_mclk_table->dpm_levels - [golden_mclk_table->count - 1].value) * - 100 / - golden_mclk_table->dpm_levels + int value = mclk_table->dpm_levels[mclk_table->count - 1].value; + int golden_value = golden_mclk_table->dpm_levels [golden_mclk_table->count - 1].value; + value -= golden_value; + value = DIV_ROUND_UP(value * 100, golden_value); + return value; } diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c index 74bc37308dc0..54364444ecd1 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c @@ -2243,12 +2243,12 @@ static int vega12_get_sclk_od(struct pp_hwmgr *hwmgr) struct vega12_single_dpm_table *sclk_table = &(data->dpm_table.gfx_table); struct vega12_single_dpm_table *golden_sclk_table = &(data->golden_dpm_table.gfx_table); - int value; + int value = sclk_table->dpm_levels[sclk_table->count - 1].value; + int golden_value = golden_sclk_table->dpm_levels + [golden_sclk_table->count - 1].value; - value = (sclk_table->dpm_levels[sclk_table->count - 1].value - - golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value) * - 100 / - golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value; + value -= golden_value; + value = DIV_ROUND_UP(value * 100, golden_value); return value; } @@ -2264,16 +2264,13 @@ static int vega12_get_mclk_od(struct pp_hwmgr *hwmgr) struct vega12_single_dpm_table *mclk_table = &(data->dpm_table.mem_table); struct vega12_single_dpm_table *golden_mclk_table = &(data->golden_dpm_table.mem_table); - int value; - - value = (mclk_table->dpm_levels - [mclk_table->count - 1].value - - golden_mclk_table->dpm_levels - [golden_mclk_table->count - 1].value) * - 100 / - golden_mclk_table->dpm_levels + int value = mclk_table->dpm_levels[mclk_table->count - 1].value; + int golden_value = golden_mclk_table->dpm_levels [golden_mclk_table->count - 1].value; + value -= golden_value; + value = DIV_ROUND_UP(value * 100, golden_value); + return value; } diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c index 99861f32b1f9..b4eadd47f3a4 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c @@ -75,7 +75,17 @@ static void vega20_set_default_registry_data(struct pp_hwmgr *hwmgr) data->phy_clk_quad_eqn_b = PPREGKEY_VEGA20QUADRATICEQUATION_DFLT; data->phy_clk_quad_eqn_c = PPREGKEY_VEGA20QUADRATICEQUATION_DFLT; - data->registry_data.disallowed_features = 0x0; + /* + * Disable the following features for now: + * GFXCLK DS + * SOCLK DS + * LCLK DS + * DCEFCLK DS + * FCLK DS + * MP1CLK DS + * MP0CLK DS + */ + data->registry_data.disallowed_features = 0xE0041C00; data->registry_data.od_state_in_dc_support = 0; data->registry_data.thermal_support = 1; data->registry_data.skip_baco_hardware = 0; @@ -1313,12 +1323,13 @@ static int vega20_get_sclk_od( &(data->dpm_table.gfx_table); struct vega20_single_dpm_table *golden_sclk_table = &(data->golden_dpm_table.gfx_table); - int value; + int value = sclk_table->dpm_levels[sclk_table->count - 1].value; + int golden_value = golden_sclk_table->dpm_levels + [golden_sclk_table->count - 1].value; /* od percentage */ - value = DIV_ROUND_UP((sclk_table->dpm_levels[sclk_table->count - 1].value - - golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value) * 100, - golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value); + value -= golden_value; + value = DIV_ROUND_UP(value * 100, golden_value); return value; } @@ -1358,12 +1369,13 @@ static int vega20_get_mclk_od( &(data->dpm_table.mem_table); struct vega20_single_dpm_table *golden_mclk_table = &(data->golden_dpm_table.mem_table); - int value; + int value = mclk_table->dpm_levels[mclk_table->count - 1].value; + int golden_value = golden_mclk_table->dpm_levels + [golden_mclk_table->count - 1].value; /* od percentage */ - value = DIV_ROUND_UP((mclk_table->dpm_levels[mclk_table->count - 1].value - - golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value) * 100, - golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value); + value -= golden_value; + value = DIV_ROUND_UP(value * 100, golden_value); return value; } diff --git a/drivers/gpu/drm/ast/ast_drv.c b/drivers/gpu/drm/ast/ast_drv.c index 69dab82a3771..bf589c53b908 100644 --- a/drivers/gpu/drm/ast/ast_drv.c +++ b/drivers/gpu/drm/ast/ast_drv.c @@ -60,8 +60,29 @@ static const struct pci_device_id pciidlist[] = { MODULE_DEVICE_TABLE(pci, pciidlist); +static void ast_kick_out_firmware_fb(struct pci_dev *pdev) +{ + struct apertures_struct *ap; + bool primary = false; + + ap = alloc_apertures(1); + if (!ap) + return; + + ap->ranges[0].base = pci_resource_start(pdev, 0); + ap->ranges[0].size = pci_resource_len(pdev, 0); + +#ifdef CONFIG_X86 + primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW; +#endif + drm_fb_helper_remove_conflicting_framebuffers(ap, "astdrmfb", primary); + kfree(ap); +} + static int ast_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { + ast_kick_out_firmware_fb(pdev); + return drm_get_pci_dev(pdev, ent, &driver); } diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c index 5e77d456d9bb..7c6ac3cadb6b 100644 --- a/drivers/gpu/drm/ast/ast_mode.c +++ b/drivers/gpu/drm/ast/ast_mode.c @@ -568,6 +568,7 @@ static int ast_crtc_do_set_base(struct drm_crtc *crtc, } ast_bo_unreserve(bo); + ast_set_offset_reg(crtc); ast_set_start_address_crt1(crtc, (u32)gpu_addr); return 0; @@ -1254,7 +1255,7 @@ static int ast_cursor_move(struct drm_crtc *crtc, ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xc7, ((y >> 8) & 0x07)); /* dummy write to fire HWC */ - ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xCB, 0xFF, 0x00); + ast_show_cursor(crtc); return 0; } diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index a502f3e519fd..dd852a25d375 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -219,6 +219,9 @@ int drm_fb_helper_single_add_all_connectors(struct drm_fb_helper *fb_helper) mutex_lock(&fb_helper->lock); drm_connector_list_iter_begin(dev, &conn_iter); drm_for_each_connector_iter(connector, &conn_iter) { + if (connector->connector_type == DRM_MODE_CONNECTOR_WRITEBACK) + continue; + ret = __drm_fb_helper_add_one_connector(fb_helper, connector); if (ret) goto fail; diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index 1aaccbe7e1de..d4fac09095f8 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -1268,7 +1268,7 @@ relocate_entry(struct i915_vma *vma, else if (gen >= 4) len = 4; else - len = 3; + len = 6; batch = reloc_gpu(eb, vma, len); if (IS_ERR(batch)) @@ -1309,6 +1309,11 @@ relocate_entry(struct i915_vma *vma, *batch++ = MI_STORE_DWORD_IMM | MI_MEM_VIRTUAL; *batch++ = addr; *batch++ = target_offset; + + /* And again for good measure (blb/pnv) */ + *batch++ = MI_STORE_DWORD_IMM | MI_MEM_VIRTUAL; + *batch++ = addr; + *batch++ = target_offset; } goto out; diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 47c302543799..07999fe09ad2 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -3413,6 +3413,11 @@ static int gen8_gmch_probe(struct i915_ggtt *ggtt) ggtt->vm.insert_page = bxt_vtd_ggtt_insert_page__BKL; if (ggtt->vm.clear_range != nop_clear_range) ggtt->vm.clear_range = bxt_vtd_ggtt_clear_range__BKL; + + /* Prevent recursively calling stop_machine() and deadlocks. */ + dev_info(dev_priv->drm.dev, + "Disabling error capture for VT-d workaround\n"); + i915_disable_error_state(dev_priv, -ENODEV); } ggtt->invalidate = gen6_ggtt_invalidate; diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 8762d17b6659..3eb33e000d6f 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -648,6 +648,9 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m, return 0; } + if (IS_ERR(error)) + return PTR_ERR(error); + if (*error->error_msg) err_printf(m, "%s\n", error->error_msg); err_printf(m, "Kernel: " UTS_RELEASE "\n"); @@ -1859,6 +1862,7 @@ void i915_capture_error_state(struct drm_i915_private *i915, error = i915_capture_gpu_state(i915); if (!error) { DRM_DEBUG_DRIVER("out of memory, not capturing error state\n"); + i915_disable_error_state(i915, -ENOMEM); return; } @@ -1914,5 +1918,14 @@ void i915_reset_error_state(struct drm_i915_private *i915) i915->gpu_error.first_error = NULL; spin_unlock_irq(&i915->gpu_error.lock); - i915_gpu_state_put(error); + if (!IS_ERR(error)) + i915_gpu_state_put(error); +} + +void i915_disable_error_state(struct drm_i915_private *i915, int err) +{ + spin_lock_irq(&i915->gpu_error.lock); + if (!i915->gpu_error.first_error) + i915->gpu_error.first_error = ERR_PTR(err); + spin_unlock_irq(&i915->gpu_error.lock); } diff --git a/drivers/gpu/drm/i915/i915_gpu_error.h b/drivers/gpu/drm/i915/i915_gpu_error.h index 8710fb18ed74..3ec89a504de5 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.h +++ b/drivers/gpu/drm/i915/i915_gpu_error.h @@ -343,6 +343,7 @@ static inline void i915_gpu_state_put(struct i915_gpu_state *gpu) struct i915_gpu_state *i915_first_error_state(struct drm_i915_private *i915); void i915_reset_error_state(struct drm_i915_private *i915); +void i915_disable_error_state(struct drm_i915_private *i915, int err); #else @@ -355,13 +356,18 @@ static inline void i915_capture_error_state(struct drm_i915_private *dev_priv, static inline struct i915_gpu_state * i915_first_error_state(struct drm_i915_private *i915) { - return NULL; + return ERR_PTR(-ENODEV); } static inline void i915_reset_error_state(struct drm_i915_private *i915) { } +static inline void i915_disable_error_state(struct drm_i915_private *i915, + int err) +{ +} + #endif /* IS_ENABLED(CONFIG_DRM_I915_CAPTURE_ERROR) */ #endif /* _I915_GPU_ERROR_H_ */ diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index a54843fdeb2f..c9878dd1f7cd 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -2890,6 +2890,7 @@ intel_find_initial_plane_obj(struct intel_crtc *intel_crtc, return; valid_fb: + intel_state->base.rotation = plane_config->rotation; intel_fill_fb_ggtt_view(&intel_state->view, fb, intel_state->base.rotation); intel_state->color_plane[0].stride = @@ -7882,8 +7883,15 @@ i9xx_get_initial_plane_config(struct intel_crtc *crtc, plane_config->tiling = I915_TILING_X; fb->modifier = I915_FORMAT_MOD_X_TILED; } + + if (val & DISPPLANE_ROTATE_180) + plane_config->rotation = DRM_MODE_ROTATE_180; } + if (IS_CHERRYVIEW(dev_priv) && pipe == PIPE_B && + val & DISPPLANE_MIRROR) + plane_config->rotation |= DRM_MODE_REFLECT_X; + pixel_format = val & DISPPLANE_PIXFORMAT_MASK; fourcc = i9xx_format_to_fourcc(pixel_format); fb->format = drm_format_info(fourcc); @@ -8952,6 +8960,29 @@ skylake_get_initial_plane_config(struct intel_crtc *crtc, goto error; } + /* + * DRM_MODE_ROTATE_ is counter clockwise to stay compatible with Xrandr + * while i915 HW rotation is clockwise, thats why this swapping. + */ + switch (val & PLANE_CTL_ROTATE_MASK) { + case PLANE_CTL_ROTATE_0: + plane_config->rotation = DRM_MODE_ROTATE_0; + break; + case PLANE_CTL_ROTATE_90: + plane_config->rotation = DRM_MODE_ROTATE_270; + break; + case PLANE_CTL_ROTATE_180: + plane_config->rotation = DRM_MODE_ROTATE_180; + break; + case PLANE_CTL_ROTATE_270: + plane_config->rotation = DRM_MODE_ROTATE_90; + break; + } + + if (INTEL_GEN(dev_priv) >= 10 && + val & PLANE_CTL_FLIP_HORIZONTAL) + plane_config->rotation |= DRM_MODE_REFLECT_X; + base = I915_READ(PLANE_SURF(pipe, plane_id)) & 0xfffff000; plane_config->base = base; @@ -15267,6 +15298,14 @@ retry: ret = drm_atomic_add_affected_planes(state, crtc); if (ret) goto out; + + /* + * FIXME hack to force a LUT update to avoid the + * plane update forcing the pipe gamma on without + * having a proper LUT loaded. Remove once we + * have readout for pipe gamma enable. + */ + crtc_state->color_mgmt_changed = true; } } diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 8b298e5f012d..db6fa1d0cbda 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -547,6 +547,7 @@ struct intel_initial_plane_config { unsigned int tiling; int size; u32 base; + u8 rotation; }; #define SKL_MIN_SRC_W 8 diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 245f0022bcfd..3fe358db1276 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -2493,6 +2493,9 @@ static uint32_t ilk_compute_pri_wm(const struct intel_crtc_state *cstate, uint32_t method1, method2; int cpp; + if (mem_value == 0) + return U32_MAX; + if (!intel_wm_plane_visible(cstate, pstate)) return 0; @@ -2522,6 +2525,9 @@ static uint32_t ilk_compute_spr_wm(const struct intel_crtc_state *cstate, uint32_t method1, method2; int cpp; + if (mem_value == 0) + return U32_MAX; + if (!intel_wm_plane_visible(cstate, pstate)) return 0; @@ -2545,6 +2551,9 @@ static uint32_t ilk_compute_cur_wm(const struct intel_crtc_state *cstate, { int cpp; + if (mem_value == 0) + return U32_MAX; + if (!intel_wm_plane_visible(cstate, pstate)) return 0; @@ -3008,6 +3017,34 @@ static void snb_wm_latency_quirk(struct drm_i915_private *dev_priv) intel_print_wm_latency(dev_priv, "Cursor", dev_priv->wm.cur_latency); } +static void snb_wm_lp3_irq_quirk(struct drm_i915_private *dev_priv) +{ + /* + * On some SNB machines (Thinkpad X220 Tablet at least) + * LP3 usage can cause vblank interrupts to be lost. + * The DEIIR bit will go high but it looks like the CPU + * never gets interrupted. + * + * It's not clear whether other interrupt source could + * be affected or if this is somehow limited to vblank + * interrupts only. To play it safe we disable LP3 + * watermarks entirely. + */ + if (dev_priv->wm.pri_latency[3] == 0 && + dev_priv->wm.spr_latency[3] == 0 && + dev_priv->wm.cur_latency[3] == 0) + return; + + dev_priv->wm.pri_latency[3] = 0; + dev_priv->wm.spr_latency[3] = 0; + dev_priv->wm.cur_latency[3] = 0; + + DRM_DEBUG_KMS("LP3 watermarks disabled due to potential for lost interrupts\n"); + intel_print_wm_latency(dev_priv, "Primary", dev_priv->wm.pri_latency); + intel_print_wm_latency(dev_priv, "Sprite", dev_priv->wm.spr_latency); + intel_print_wm_latency(dev_priv, "Cursor", dev_priv->wm.cur_latency); +} + static void ilk_setup_wm_latency(struct drm_i915_private *dev_priv) { intel_read_wm_latency(dev_priv, dev_priv->wm.pri_latency); @@ -3024,8 +3061,10 @@ static void ilk_setup_wm_latency(struct drm_i915_private *dev_priv) intel_print_wm_latency(dev_priv, "Sprite", dev_priv->wm.spr_latency); intel_print_wm_latency(dev_priv, "Cursor", dev_priv->wm.cur_latency); - if (IS_GEN6(dev_priv)) + if (IS_GEN6(dev_priv)) { snb_wm_latency_quirk(dev_priv); + snb_wm_lp3_irq_quirk(dev_priv); + } } static void skl_setup_wm_latency(struct drm_i915_private *dev_priv) diff --git a/drivers/gpu/drm/vc4/vc4_kms.c b/drivers/gpu/drm/vc4/vc4_kms.c index 127468785f74..1f94b9affe4b 100644 --- a/drivers/gpu/drm/vc4/vc4_kms.c +++ b/drivers/gpu/drm/vc4/vc4_kms.c @@ -214,6 +214,12 @@ static int vc4_atomic_commit(struct drm_device *dev, return 0; } + /* We know for sure we don't want an async update here. Set + * state->legacy_cursor_update to false to prevent + * drm_atomic_helper_setup_commit() from auto-completing + * commit->flip_done. + */ + state->legacy_cursor_update = false; ret = drm_atomic_helper_setup_commit(state, nonblock); if (ret) return ret; diff --git a/drivers/gpu/drm/vc4/vc4_plane.c b/drivers/gpu/drm/vc4/vc4_plane.c index 9dc3fcbd290b..c6635f23918a 100644 --- a/drivers/gpu/drm/vc4/vc4_plane.c +++ b/drivers/gpu/drm/vc4/vc4_plane.c @@ -807,7 +807,7 @@ void vc4_plane_async_set_fb(struct drm_plane *plane, struct drm_framebuffer *fb) static void vc4_plane_atomic_async_update(struct drm_plane *plane, struct drm_plane_state *state) { - struct vc4_plane_state *vc4_state = to_vc4_plane_state(plane->state); + struct vc4_plane_state *vc4_state, *new_vc4_state; if (plane->state->fb != state->fb) { vc4_plane_async_set_fb(plane, state->fb); @@ -828,7 +828,18 @@ static void vc4_plane_atomic_async_update(struct drm_plane *plane, plane->state->src_y = state->src_y; /* Update the display list based on the new crtc_x/y. */ - vc4_plane_atomic_check(plane, plane->state); + vc4_plane_atomic_check(plane, state); + + new_vc4_state = to_vc4_plane_state(state); + vc4_state = to_vc4_plane_state(plane->state); + + /* Update the current vc4_state pos0, pos2 and ptr0 dlist entries. */ + vc4_state->dlist[vc4_state->pos0_offset] = + new_vc4_state->dlist[vc4_state->pos0_offset]; + vc4_state->dlist[vc4_state->pos2_offset] = + new_vc4_state->dlist[vc4_state->pos2_offset]; + vc4_state->dlist[vc4_state->ptr0_offset] = + new_vc4_state->dlist[vc4_state->ptr0_offset]; /* Note that we can't just call vc4_plane_write_dlist() * because that would smash the context data that the HVS is diff --git a/drivers/hv/hv_kvp.c b/drivers/hv/hv_kvp.c index a7513a8a8e37..d6106e1a0d4a 100644 --- a/drivers/hv/hv_kvp.c +++ b/drivers/hv/hv_kvp.c @@ -353,6 +353,9 @@ static void process_ib_ipinfo(void *in_msg, void *out_msg, int op) out->body.kvp_ip_val.dhcp_enabled = in->kvp_ip_val.dhcp_enabled; + /* fallthrough */ + + case KVP_OP_GET_IP_INFO: utf16s_to_utf8s((wchar_t *)in->kvp_ip_val.adapter_id, MAX_ADAPTER_ID_SIZE, UTF16_LITTLE_ENDIAN, @@ -405,7 +408,11 @@ kvp_send_key(struct work_struct *dummy) process_ib_ipinfo(in_msg, message, KVP_OP_SET_IP_INFO); break; case KVP_OP_GET_IP_INFO: - /* We only need to pass on message->kvp_hdr.operation. */ + /* + * We only need to pass on the info of operation, adapter_id + * and addr_family to the userland kvp daemon. + */ + process_ib_ipinfo(in_msg, message, KVP_OP_GET_IP_INFO); break; case KVP_OP_SET: switch (in_msg->body.kvp_set.data.value_type) { @@ -446,9 +453,9 @@ kvp_send_key(struct work_struct *dummy) } - break; - - case KVP_OP_GET: + /* + * The key is always a string - utf16 encoding. + */ message->body.kvp_set.data.key_size = utf16s_to_utf8s( (wchar_t *)in_msg->body.kvp_set.data.key, @@ -456,6 +463,17 @@ kvp_send_key(struct work_struct *dummy) UTF16_LITTLE_ENDIAN, message->body.kvp_set.data.key, HV_KVP_EXCHANGE_MAX_KEY_SIZE - 1) + 1; + + break; + + case KVP_OP_GET: + message->body.kvp_get.data.key_size = + utf16s_to_utf8s( + (wchar_t *)in_msg->body.kvp_get.data.key, + in_msg->body.kvp_get.data.key_size, + UTF16_LITTLE_ENDIAN, + message->body.kvp_get.data.key, + HV_KVP_EXCHANGE_MAX_KEY_SIZE - 1) + 1; break; case KVP_OP_DELETE: diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c index bb2cd29e1658..d8f7000a466a 100644 --- a/drivers/iommu/amd_iommu_init.c +++ b/drivers/iommu/amd_iommu_init.c @@ -797,7 +797,8 @@ static int iommu_init_ga_log(struct amd_iommu *iommu) entry = iommu_virt_to_phys(iommu->ga_log) | GA_LOG_SIZE_512; memcpy_toio(iommu->mmio_base + MMIO_GA_LOG_BASE_OFFSET, &entry, sizeof(entry)); - entry = (iommu_virt_to_phys(iommu->ga_log) & 0xFFFFFFFFFFFFFULL) & ~7ULL; + entry = (iommu_virt_to_phys(iommu->ga_log_tail) & + (BIT_ULL(52)-1)) & ~7ULL; memcpy_toio(iommu->mmio_base + MMIO_GA_LOG_TAIL_OFFSET, &entry, sizeof(entry)); writel(0x00, iommu->mmio_base + MMIO_GA_HEAD_OFFSET); diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index f3ccf025108b..41a4b8808802 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -3075,7 +3075,7 @@ static int copy_context_table(struct intel_iommu *iommu, } if (old_ce) - iounmap(old_ce); + memunmap(old_ce); ret = 0; if (devfn < 0x80) diff --git a/drivers/iommu/intel-svm.c b/drivers/iommu/intel-svm.c index db301efe126d..887150907526 100644 --- a/drivers/iommu/intel-svm.c +++ b/drivers/iommu/intel-svm.c @@ -595,7 +595,7 @@ static irqreturn_t prq_event_thread(int irq, void *d) pr_err("%s: Page request without PASID: %08llx %08llx\n", iommu->name, ((unsigned long long *)req)[0], ((unsigned long long *)req)[1]); - goto bad_req; + goto no_pasid; } if (!svm || svm->pasid != req->pasid) { diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c index b98a03189580..ddf3a492e1d5 100644 --- a/drivers/iommu/ipmmu-vmsa.c +++ b/drivers/iommu/ipmmu-vmsa.c @@ -498,6 +498,9 @@ static int ipmmu_domain_init_context(struct ipmmu_vmsa_domain *domain) static void ipmmu_domain_destroy_context(struct ipmmu_vmsa_domain *domain) { + if (!domain->mmu) + return; + /* * Disable the context. Flush the TLB as required when modifying the * context registers. diff --git a/drivers/media/cec/cec-adap.c b/drivers/media/cec/cec-adap.c index 31d1f4ab915e..65a933a21e68 100644 --- a/drivers/media/cec/cec-adap.c +++ b/drivers/media/cec/cec-adap.c @@ -807,7 +807,7 @@ int cec_transmit_msg_fh(struct cec_adapter *adap, struct cec_msg *msg, } if (adap->transmit_queue_sz >= CEC_MAX_MSG_TX_QUEUE_SZ) { - dprintk(1, "%s: transmit queue full\n", __func__); + dprintk(2, "%s: transmit queue full\n", __func__); return -EBUSY; } @@ -1180,6 +1180,8 @@ static int cec_config_log_addr(struct cec_adapter *adap, { struct cec_log_addrs *las = &adap->log_addrs; struct cec_msg msg = { }; + const unsigned int max_retries = 2; + unsigned int i; int err; if (cec_has_log_addr(adap, log_addr)) @@ -1188,19 +1190,44 @@ static int cec_config_log_addr(struct cec_adapter *adap, /* Send poll message */ msg.len = 1; msg.msg[0] = (log_addr << 4) | log_addr; - err = cec_transmit_msg_fh(adap, &msg, NULL, true); - /* - * While trying to poll the physical address was reset - * and the adapter was unconfigured, so bail out. - */ - if (!adap->is_configuring) - return -EINTR; + for (i = 0; i < max_retries; i++) { + err = cec_transmit_msg_fh(adap, &msg, NULL, true); - if (err) - return err; + /* + * While trying to poll the physical address was reset + * and the adapter was unconfigured, so bail out. + */ + if (!adap->is_configuring) + return -EINTR; + + if (err) + return err; - if (msg.tx_status & CEC_TX_STATUS_OK) + /* + * The message was aborted due to a disconnect or + * unconfigure, just bail out. + */ + if (msg.tx_status & CEC_TX_STATUS_ABORTED) + return -EINTR; + if (msg.tx_status & CEC_TX_STATUS_OK) + return 0; + if (msg.tx_status & CEC_TX_STATUS_NACK) + break; + /* + * Retry up to max_retries times if the message was neither + * OKed or NACKed. This can happen due to e.g. a Lost + * Arbitration condition. + */ + } + + /* + * If we are unable to get an OK or a NACK after max_retries attempts + * (and note that each attempt already consists of four polls), then + * then we assume that something is really weird and that it is not a + * good idea to try and claim this logical address. + */ + if (i == max_retries) return 0; /* diff --git a/drivers/media/i2c/tc358743.c b/drivers/media/i2c/tc358743.c index ca5d92942820..41d470d9ca94 100644 --- a/drivers/media/i2c/tc358743.c +++ b/drivers/media/i2c/tc358743.c @@ -1918,7 +1918,6 @@ static int tc358743_probe_of(struct tc358743_state *state) ret = v4l2_fwnode_endpoint_alloc_parse(of_fwnode_handle(ep), &endpoint); if (ret) { dev_err(dev, "failed to parse endpoint\n"); - ret = ret; goto put_node; } diff --git a/drivers/media/pci/intel/ipu3/ipu3-cio2.c b/drivers/media/pci/intel/ipu3/ipu3-cio2.c index 452eb9b42140..447baaebca44 100644 --- a/drivers/media/pci/intel/ipu3/ipu3-cio2.c +++ b/drivers/media/pci/intel/ipu3/ipu3-cio2.c @@ -1844,14 +1844,12 @@ fail_mutex_destroy: static void cio2_pci_remove(struct pci_dev *pci_dev) { struct cio2_device *cio2 = pci_get_drvdata(pci_dev); - unsigned int i; + media_device_unregister(&cio2->media_dev); cio2_notifier_exit(cio2); + cio2_queues_exit(cio2); cio2_fbpt_exit_dummy(cio2); - for (i = 0; i < CIO2_QUEUES; i++) - cio2_queue_exit(cio2, &cio2->queue[i]); v4l2_device_unregister(&cio2->v4l2_dev); - media_device_unregister(&cio2->media_dev); media_device_cleanup(&cio2->media_dev); mutex_destroy(&cio2->lock); } diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c index 77fb7987b42f..13f2828d880d 100644 --- a/drivers/media/platform/omap3isp/isp.c +++ b/drivers/media/platform/omap3isp/isp.c @@ -1587,6 +1587,8 @@ static void isp_pm_complete(struct device *dev) static void isp_unregister_entities(struct isp_device *isp) { + media_device_unregister(&isp->media_dev); + omap3isp_csi2_unregister_entities(&isp->isp_csi2a); omap3isp_ccp2_unregister_entities(&isp->isp_ccp2); omap3isp_ccdc_unregister_entities(&isp->isp_ccdc); @@ -1597,7 +1599,6 @@ static void isp_unregister_entities(struct isp_device *isp) omap3isp_stat_unregister_entities(&isp->isp_hist); v4l2_device_unregister(&isp->v4l2_dev); - media_device_unregister(&isp->media_dev); media_device_cleanup(&isp->media_dev); } diff --git a/drivers/media/platform/vicodec/vicodec-core.c b/drivers/media/platform/vicodec/vicodec-core.c index 1eb9132bfc85..b292cff26c86 100644 --- a/drivers/media/platform/vicodec/vicodec-core.c +++ b/drivers/media/platform/vicodec/vicodec-core.c @@ -42,7 +42,7 @@ MODULE_PARM_DESC(debug, " activates debug info"); #define MAX_WIDTH 4096U #define MIN_WIDTH 640U #define MAX_HEIGHT 2160U -#define MIN_HEIGHT 480U +#define MIN_HEIGHT 360U #define dprintk(dev, fmt, arg...) \ v4l2_dbg(1, debug, &dev->v4l2_dev, "%s: " fmt, __func__, ## arg) diff --git a/drivers/media/platform/vim2m.c b/drivers/media/platform/vim2m.c index af150a0395df..d82db738f174 100644 --- a/drivers/media/platform/vim2m.c +++ b/drivers/media/platform/vim2m.c @@ -1009,7 +1009,7 @@ static const struct v4l2_m2m_ops m2m_ops = { static const struct media_device_ops m2m_media_ops = { .req_validate = vb2_request_validate, - .req_queue = vb2_m2m_request_queue, + .req_queue = v4l2_m2m_request_queue, }; static int vim2m_probe(struct platform_device *pdev) diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c index 6e37950292cd..5f2b033a7a42 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls.c +++ b/drivers/media/v4l2-core/v4l2-ctrls.c @@ -1664,6 +1664,11 @@ static int std_validate(const struct v4l2_ctrl *ctrl, u32 idx, p_mpeg2_slice_params->forward_ref_index >= VIDEO_MAX_FRAME) return -EINVAL; + if (p_mpeg2_slice_params->pad || + p_mpeg2_slice_params->picture.pad || + p_mpeg2_slice_params->sequence.pad) + return -EINVAL; + return 0; case V4L2_CTRL_TYPE_MPEG2_QUANTIZATION: diff --git a/drivers/media/v4l2-core/v4l2-event.c b/drivers/media/v4l2-core/v4l2-event.c index a3ef1f50a4b3..481e3c65cf97 100644 --- a/drivers/media/v4l2-core/v4l2-event.c +++ b/drivers/media/v4l2-core/v4l2-event.c @@ -193,6 +193,22 @@ int v4l2_event_pending(struct v4l2_fh *fh) } EXPORT_SYMBOL_GPL(v4l2_event_pending); +static void __v4l2_event_unsubscribe(struct v4l2_subscribed_event *sev) +{ + struct v4l2_fh *fh = sev->fh; + unsigned int i; + + lockdep_assert_held(&fh->subscribe_lock); + assert_spin_locked(&fh->vdev->fh_lock); + + /* Remove any pending events for this subscription */ + for (i = 0; i < sev->in_use; i++) { + list_del(&sev->events[sev_pos(sev, i)].list); + fh->navailable--; + } + list_del(&sev->list); +} + int v4l2_event_subscribe(struct v4l2_fh *fh, const struct v4l2_event_subscription *sub, unsigned elems, const struct v4l2_subscribed_event_ops *ops) @@ -224,27 +240,23 @@ int v4l2_event_subscribe(struct v4l2_fh *fh, spin_lock_irqsave(&fh->vdev->fh_lock, flags); found_ev = v4l2_event_subscribed(fh, sub->type, sub->id); + if (!found_ev) + list_add(&sev->list, &fh->subscribed); spin_unlock_irqrestore(&fh->vdev->fh_lock, flags); if (found_ev) { /* Already listening */ kvfree(sev); - goto out_unlock; - } - - if (sev->ops && sev->ops->add) { + } else if (sev->ops && sev->ops->add) { ret = sev->ops->add(sev, elems); if (ret) { + spin_lock_irqsave(&fh->vdev->fh_lock, flags); + __v4l2_event_unsubscribe(sev); + spin_unlock_irqrestore(&fh->vdev->fh_lock, flags); kvfree(sev); - goto out_unlock; } } - spin_lock_irqsave(&fh->vdev->fh_lock, flags); - list_add(&sev->list, &fh->subscribed); - spin_unlock_irqrestore(&fh->vdev->fh_lock, flags); - -out_unlock: mutex_unlock(&fh->subscribe_lock); return ret; @@ -279,7 +291,6 @@ int v4l2_event_unsubscribe(struct v4l2_fh *fh, { struct v4l2_subscribed_event *sev; unsigned long flags; - int i; if (sub->type == V4L2_EVENT_ALL) { v4l2_event_unsubscribe_all(fh); @@ -291,14 +302,8 @@ int v4l2_event_unsubscribe(struct v4l2_fh *fh, spin_lock_irqsave(&fh->vdev->fh_lock, flags); sev = v4l2_event_subscribed(fh, sub->type, sub->id); - if (sev != NULL) { - /* Remove any pending events for this subscription */ - for (i = 0; i < sev->in_use; i++) { - list_del(&sev->events[sev_pos(sev, i)].list); - fh->navailable--; - } - list_del(&sev->list); - } + if (sev != NULL) + __v4l2_event_unsubscribe(sev); spin_unlock_irqrestore(&fh->vdev->fh_lock, flags); diff --git a/drivers/media/v4l2-core/v4l2-mem2mem.c b/drivers/media/v4l2-core/v4l2-mem2mem.c index d7806db222d8..1ed2465972ac 100644 --- a/drivers/media/v4l2-core/v4l2-mem2mem.c +++ b/drivers/media/v4l2-core/v4l2-mem2mem.c @@ -953,7 +953,7 @@ void v4l2_m2m_buf_queue(struct v4l2_m2m_ctx *m2m_ctx, } EXPORT_SYMBOL_GPL(v4l2_m2m_buf_queue); -void vb2_m2m_request_queue(struct media_request *req) +void v4l2_m2m_request_queue(struct media_request *req) { struct media_request_object *obj, *obj_safe; struct v4l2_m2m_ctx *m2m_ctx = NULL; @@ -997,7 +997,7 @@ void vb2_m2m_request_queue(struct media_request *req) if (m2m_ctx) v4l2_m2m_try_schedule(m2m_ctx); } -EXPORT_SYMBOL_GPL(vb2_m2m_request_queue); +EXPORT_SYMBOL_GPL(v4l2_m2m_request_queue); /* Videobuf2 ioctl helpers */ diff --git a/drivers/misc/atmel-ssc.c b/drivers/misc/atmel-ssc.c index b2a0340f277e..d8e3cc2dc747 100644 --- a/drivers/misc/atmel-ssc.c +++ b/drivers/misc/atmel-ssc.c @@ -132,7 +132,7 @@ static const struct of_device_id atmel_ssc_dt_ids[] = { MODULE_DEVICE_TABLE(of, atmel_ssc_dt_ids); #endif -static inline const struct atmel_ssc_platform_data * __init +static inline const struct atmel_ssc_platform_data * atmel_ssc_get_driver_data(struct platform_device *pdev) { if (pdev->dev.of_node) { diff --git a/drivers/misc/sgi-gru/grukdump.c b/drivers/misc/sgi-gru/grukdump.c index 313da3150262..1540a7785e14 100644 --- a/drivers/misc/sgi-gru/grukdump.c +++ b/drivers/misc/sgi-gru/grukdump.c @@ -27,6 +27,9 @@ #include <linux/delay.h> #include <linux/bitops.h> #include <asm/uv/uv_hub.h> + +#include <linux/nospec.h> + #include "gru.h" #include "grutables.h" #include "gruhandles.h" @@ -196,6 +199,7 @@ int gru_dump_chiplet_request(unsigned long arg) /* Currently, only dump by gid is implemented */ if (req.gid >= gru_max_gids) return -EINVAL; + req.gid = array_index_nospec(req.gid, gru_max_gids); gru = GID_TO_GRU(req.gid); ubuf = req.buf; diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c index 7bfd366d970d..c4115bae5db1 100644 --- a/drivers/mmc/host/sdhci-pci-core.c +++ b/drivers/mmc/host/sdhci-pci-core.c @@ -12,6 +12,7 @@ * - JMicron (hardware and technical support) */ +#include <linux/bitfield.h> #include <linux/string.h> #include <linux/delay.h> #include <linux/highmem.h> @@ -462,6 +463,9 @@ struct intel_host { u32 dsm_fns; int drv_strength; bool d3_retune; + bool rpm_retune_ok; + u32 glk_rx_ctrl1; + u32 glk_tun_val; }; static const guid_t intel_dsm_guid = @@ -791,6 +795,77 @@ cleanup: return ret; } +#ifdef CONFIG_PM +#define GLK_RX_CTRL1 0x834 +#define GLK_TUN_VAL 0x840 +#define GLK_PATH_PLL GENMASK(13, 8) +#define GLK_DLY GENMASK(6, 0) +/* Workaround firmware failing to restore the tuning value */ +static void glk_rpm_retune_wa(struct sdhci_pci_chip *chip, bool susp) +{ + struct sdhci_pci_slot *slot = chip->slots[0]; + struct intel_host *intel_host = sdhci_pci_priv(slot); + struct sdhci_host *host = slot->host; + u32 glk_rx_ctrl1; + u32 glk_tun_val; + u32 dly; + + if (intel_host->rpm_retune_ok || !mmc_can_retune(host->mmc)) + return; + + glk_rx_ctrl1 = sdhci_readl(host, GLK_RX_CTRL1); + glk_tun_val = sdhci_readl(host, GLK_TUN_VAL); + + if (susp) { + intel_host->glk_rx_ctrl1 = glk_rx_ctrl1; + intel_host->glk_tun_val = glk_tun_val; + return; + } + + if (!intel_host->glk_tun_val) + return; + + if (glk_rx_ctrl1 != intel_host->glk_rx_ctrl1) { + intel_host->rpm_retune_ok = true; + return; + } + + dly = FIELD_PREP(GLK_DLY, FIELD_GET(GLK_PATH_PLL, glk_rx_ctrl1) + + (intel_host->glk_tun_val << 1)); + if (dly == FIELD_GET(GLK_DLY, glk_rx_ctrl1)) + return; + + glk_rx_ctrl1 = (glk_rx_ctrl1 & ~GLK_DLY) | dly; + sdhci_writel(host, glk_rx_ctrl1, GLK_RX_CTRL1); + + intel_host->rpm_retune_ok = true; + chip->rpm_retune = true; + mmc_retune_needed(host->mmc); + pr_info("%s: Requiring re-tune after rpm resume", mmc_hostname(host->mmc)); +} + +static void glk_rpm_retune_chk(struct sdhci_pci_chip *chip, bool susp) +{ + if (chip->pdev->device == PCI_DEVICE_ID_INTEL_GLK_EMMC && + !chip->rpm_retune) + glk_rpm_retune_wa(chip, susp); +} + +static int glk_runtime_suspend(struct sdhci_pci_chip *chip) +{ + glk_rpm_retune_chk(chip, true); + + return sdhci_cqhci_runtime_suspend(chip); +} + +static int glk_runtime_resume(struct sdhci_pci_chip *chip) +{ + glk_rpm_retune_chk(chip, false); + + return sdhci_cqhci_runtime_resume(chip); +} +#endif + #ifdef CONFIG_ACPI static int ni_set_max_freq(struct sdhci_pci_slot *slot) { @@ -879,8 +954,8 @@ static const struct sdhci_pci_fixes sdhci_intel_glk_emmc = { .resume = sdhci_cqhci_resume, #endif #ifdef CONFIG_PM - .runtime_suspend = sdhci_cqhci_runtime_suspend, - .runtime_resume = sdhci_cqhci_runtime_resume, + .runtime_suspend = glk_runtime_suspend, + .runtime_resume = glk_runtime_resume, #endif .quirks = SDHCI_QUIRK_NO_ENDATTR_IN_NOPDESC, .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN | @@ -1762,8 +1837,13 @@ static struct sdhci_pci_slot *sdhci_pci_probe_slot( device_init_wakeup(&pdev->dev, true); if (slot->cd_idx >= 0) { - ret = mmc_gpiod_request_cd(host->mmc, NULL, slot->cd_idx, + ret = mmc_gpiod_request_cd(host->mmc, "cd", slot->cd_idx, slot->cd_override_level, 0, NULL); + if (ret && ret != -EPROBE_DEFER) + ret = mmc_gpiod_request_cd(host->mmc, NULL, + slot->cd_idx, + slot->cd_override_level, + 0, NULL); if (ret == -EPROBE_DEFER) goto remove; diff --git a/drivers/mtd/nand/raw/atmel/nand-controller.c b/drivers/mtd/nand/raw/atmel/nand-controller.c index fb33f6be7c4f..ad720494e8f7 100644 --- a/drivers/mtd/nand/raw/atmel/nand-controller.c +++ b/drivers/mtd/nand/raw/atmel/nand-controller.c @@ -2032,8 +2032,7 @@ atmel_hsmc_nand_controller_legacy_init(struct atmel_hsmc_nand_controller *nc) int ret; nand_np = dev->of_node; - nfc_np = of_find_compatible_node(dev->of_node, NULL, - "atmel,sama5d3-nfc"); + nfc_np = of_get_compatible_child(dev->of_node, "atmel,sama5d3-nfc"); if (!nfc_np) { dev_err(dev, "Could not find device node for sama5d3-nfc\n"); return -ENODEV; @@ -2447,15 +2446,19 @@ static int atmel_nand_controller_probe(struct platform_device *pdev) } if (caps->legacy_of_bindings) { + struct device_node *nfc_node; u32 ale_offs = 21; /* * If we are parsing legacy DT props and the DT contains a * valid NFC node, forward the request to the sama5 logic. */ - if (of_find_compatible_node(pdev->dev.of_node, NULL, - "atmel,sama5d3-nfc")) + nfc_node = of_get_compatible_child(pdev->dev.of_node, + "atmel,sama5d3-nfc"); + if (nfc_node) { caps = &atmel_sama5_nand_caps; + of_node_put(nfc_node); + } /* * Even if the compatible says we are dealing with an diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c index ef75dfa62a4f..699d3cf49c6d 100644 --- a/drivers/mtd/nand/raw/qcom_nandc.c +++ b/drivers/mtd/nand/raw/qcom_nandc.c @@ -150,15 +150,15 @@ #define NAND_VERSION_MINOR_SHIFT 16 /* NAND OP_CMDs */ -#define PAGE_READ 0x2 -#define PAGE_READ_WITH_ECC 0x3 -#define PAGE_READ_WITH_ECC_SPARE 0x4 -#define PROGRAM_PAGE 0x6 -#define PAGE_PROGRAM_WITH_ECC 0x7 -#define PROGRAM_PAGE_SPARE 0x9 -#define BLOCK_ERASE 0xa -#define FETCH_ID 0xb -#define RESET_DEVICE 0xd +#define OP_PAGE_READ 0x2 +#define OP_PAGE_READ_WITH_ECC 0x3 +#define OP_PAGE_READ_WITH_ECC_SPARE 0x4 +#define OP_PROGRAM_PAGE 0x6 +#define OP_PAGE_PROGRAM_WITH_ECC 0x7 +#define OP_PROGRAM_PAGE_SPARE 0x9 +#define OP_BLOCK_ERASE 0xa +#define OP_FETCH_ID 0xb +#define OP_RESET_DEVICE 0xd /* Default Value for NAND_DEV_CMD_VLD */ #define NAND_DEV_CMD_VLD_VAL (READ_START_VLD | WRITE_START_VLD | \ @@ -692,11 +692,11 @@ static void update_rw_regs(struct qcom_nand_host *host, int num_cw, bool read) if (read) { if (host->use_ecc) - cmd = PAGE_READ_WITH_ECC | PAGE_ACC | LAST_PAGE; + cmd = OP_PAGE_READ_WITH_ECC | PAGE_ACC | LAST_PAGE; else - cmd = PAGE_READ | PAGE_ACC | LAST_PAGE; + cmd = OP_PAGE_READ | PAGE_ACC | LAST_PAGE; } else { - cmd = PROGRAM_PAGE | PAGE_ACC | LAST_PAGE; + cmd = OP_PROGRAM_PAGE | PAGE_ACC | LAST_PAGE; } if (host->use_ecc) { @@ -1170,7 +1170,7 @@ static int nandc_param(struct qcom_nand_host *host) * in use. we configure the controller to perform a raw read of 512 * bytes to read onfi params */ - nandc_set_reg(nandc, NAND_FLASH_CMD, PAGE_READ | PAGE_ACC | LAST_PAGE); + nandc_set_reg(nandc, NAND_FLASH_CMD, OP_PAGE_READ | PAGE_ACC | LAST_PAGE); nandc_set_reg(nandc, NAND_ADDR0, 0); nandc_set_reg(nandc, NAND_ADDR1, 0); nandc_set_reg(nandc, NAND_DEV0_CFG0, 0 << CW_PER_PAGE @@ -1224,7 +1224,7 @@ static int erase_block(struct qcom_nand_host *host, int page_addr) struct qcom_nand_controller *nandc = get_qcom_nand_controller(chip); nandc_set_reg(nandc, NAND_FLASH_CMD, - BLOCK_ERASE | PAGE_ACC | LAST_PAGE); + OP_BLOCK_ERASE | PAGE_ACC | LAST_PAGE); nandc_set_reg(nandc, NAND_ADDR0, page_addr); nandc_set_reg(nandc, NAND_ADDR1, 0); nandc_set_reg(nandc, NAND_DEV0_CFG0, @@ -1255,7 +1255,7 @@ static int read_id(struct qcom_nand_host *host, int column) if (column == -1) return 0; - nandc_set_reg(nandc, NAND_FLASH_CMD, FETCH_ID); + nandc_set_reg(nandc, NAND_FLASH_CMD, OP_FETCH_ID); nandc_set_reg(nandc, NAND_ADDR0, column); nandc_set_reg(nandc, NAND_ADDR1, 0); nandc_set_reg(nandc, NAND_FLASH_CHIP_SELECT, @@ -1276,7 +1276,7 @@ static int reset(struct qcom_nand_host *host) struct nand_chip *chip = &host->chip; struct qcom_nand_controller *nandc = get_qcom_nand_controller(chip); - nandc_set_reg(nandc, NAND_FLASH_CMD, RESET_DEVICE); + nandc_set_reg(nandc, NAND_FLASH_CMD, OP_RESET_DEVICE); nandc_set_reg(nandc, NAND_EXEC_CMD, 1); write_reg_dma(nandc, NAND_FLASH_CMD, 1, NAND_BAM_NEXT_SGL); diff --git a/drivers/mtd/spi-nor/cadence-quadspi.c b/drivers/mtd/spi-nor/cadence-quadspi.c index d846428ef038..04cedd3a2bf6 100644 --- a/drivers/mtd/spi-nor/cadence-quadspi.c +++ b/drivers/mtd/spi-nor/cadence-quadspi.c @@ -644,9 +644,23 @@ static int cqspi_indirect_write_execute(struct spi_nor *nor, loff_t to_addr, ndelay(cqspi->wr_delay); while (remaining > 0) { + size_t write_words, mod_bytes; + write_bytes = remaining > page_size ? page_size : remaining; - iowrite32_rep(cqspi->ahb_base, txbuf, - DIV_ROUND_UP(write_bytes, 4)); + write_words = write_bytes / 4; + mod_bytes = write_bytes % 4; + /* Write 4 bytes at a time then single bytes. */ + if (write_words) { + iowrite32_rep(cqspi->ahb_base, txbuf, write_words); + txbuf += (write_words * 4); + } + if (mod_bytes) { + unsigned int temp = 0xFFFFFFFF; + + memcpy(&temp, txbuf, mod_bytes); + iowrite32(temp, cqspi->ahb_base); + txbuf += mod_bytes; + } if (!wait_for_completion_timeout(&cqspi->transfer_complete, msecs_to_jiffies(CQSPI_TIMEOUT_MS))) { @@ -655,7 +669,6 @@ static int cqspi_indirect_write_execute(struct spi_nor *nor, loff_t to_addr, goto failwr; } - txbuf += write_bytes; remaining -= write_bytes; if (remaining > 0) diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c index 3e54e31889c7..93c9bc8931fc 100644 --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -2156,7 +2156,7 @@ spi_nor_set_pp_settings(struct spi_nor_pp_command *pp, * @nor: pointer to a 'struct spi_nor' * @addr: offset in the serial flash memory * @len: number of bytes to read - * @buf: buffer where the data is copied into + * @buf: buffer where the data is copied into (dma-safe memory) * * Return: 0 on success, -errno otherwise. */ @@ -2522,6 +2522,34 @@ static int spi_nor_map_cmp_erase_type(const void *l, const void *r) } /** + * spi_nor_sort_erase_mask() - sort erase mask + * @map: the erase map of the SPI NOR + * @erase_mask: the erase type mask to be sorted + * + * Replicate the sort done for the map's erase types in BFPT: sort the erase + * mask in ascending order with the smallest erase type size starting from + * BIT(0) in the sorted erase mask. + * + * Return: sorted erase mask. + */ +static u8 spi_nor_sort_erase_mask(struct spi_nor_erase_map *map, u8 erase_mask) +{ + struct spi_nor_erase_type *erase_type = map->erase_type; + int i; + u8 sorted_erase_mask = 0; + + if (!erase_mask) + return 0; + + /* Replicate the sort done for the map's erase types. */ + for (i = 0; i < SNOR_ERASE_TYPE_MAX; i++) + if (erase_type[i].size && erase_mask & BIT(erase_type[i].idx)) + sorted_erase_mask |= BIT(i); + + return sorted_erase_mask; +} + +/** * spi_nor_regions_sort_erase_types() - sort erase types in each region * @map: the erase map of the SPI NOR * @@ -2536,19 +2564,13 @@ static int spi_nor_map_cmp_erase_type(const void *l, const void *r) static void spi_nor_regions_sort_erase_types(struct spi_nor_erase_map *map) { struct spi_nor_erase_region *region = map->regions; - struct spi_nor_erase_type *erase_type = map->erase_type; - int i; u8 region_erase_mask, sorted_erase_mask; while (region) { region_erase_mask = region->offset & SNOR_ERASE_TYPE_MASK; - /* Replicate the sort done for the map's erase types. */ - sorted_erase_mask = 0; - for (i = 0; i < SNOR_ERASE_TYPE_MAX; i++) - if (erase_type[i].size && - region_erase_mask & BIT(erase_type[i].idx)) - sorted_erase_mask |= BIT(i); + sorted_erase_mask = spi_nor_sort_erase_mask(map, + region_erase_mask); /* Overwrite erase mask. */ region->offset = (region->offset & ~SNOR_ERASE_TYPE_MASK) | @@ -2855,52 +2877,84 @@ static u8 spi_nor_smpt_read_dummy(const struct spi_nor *nor, const u32 settings) * spi_nor_get_map_in_use() - get the configuration map in use * @nor: pointer to a 'struct spi_nor' * @smpt: pointer to the sector map parameter table + * @smpt_len: sector map parameter table length + * + * Return: pointer to the map in use, ERR_PTR(-errno) otherwise. */ -static const u32 *spi_nor_get_map_in_use(struct spi_nor *nor, const u32 *smpt) +static const u32 *spi_nor_get_map_in_use(struct spi_nor *nor, const u32 *smpt, + u8 smpt_len) { - const u32 *ret = NULL; - u32 i, addr; + const u32 *ret; + u8 *buf; + u32 addr; int err; + u8 i; u8 addr_width, read_opcode, read_dummy; - u8 read_data_mask, data_byte, map_id; + u8 read_data_mask, map_id; + + /* Use a kmalloc'ed bounce buffer to guarantee it is DMA-able. */ + buf = kmalloc(sizeof(*buf), GFP_KERNEL); + if (!buf) + return ERR_PTR(-ENOMEM); addr_width = nor->addr_width; read_dummy = nor->read_dummy; read_opcode = nor->read_opcode; map_id = 0; - i = 0; /* Determine if there are any optional Detection Command Descriptors */ - while (!(smpt[i] & SMPT_DESC_TYPE_MAP)) { + for (i = 0; i < smpt_len; i += 2) { + if (smpt[i] & SMPT_DESC_TYPE_MAP) + break; + read_data_mask = SMPT_CMD_READ_DATA(smpt[i]); nor->addr_width = spi_nor_smpt_addr_width(nor, smpt[i]); nor->read_dummy = spi_nor_smpt_read_dummy(nor, smpt[i]); nor->read_opcode = SMPT_CMD_OPCODE(smpt[i]); addr = smpt[i + 1]; - err = spi_nor_read_raw(nor, addr, 1, &data_byte); - if (err) + err = spi_nor_read_raw(nor, addr, 1, buf); + if (err) { + ret = ERR_PTR(err); goto out; + } /* * Build an index value that is used to select the Sector Map * Configuration that is currently in use. */ - map_id = map_id << 1 | !!(data_byte & read_data_mask); - i = i + 2; + map_id = map_id << 1 | !!(*buf & read_data_mask); } - /* Find the matching configuration map */ - while (SMPT_MAP_ID(smpt[i]) != map_id) { + /* + * If command descriptors are provided, they always precede map + * descriptors in the table. There is no need to start the iteration + * over smpt array all over again. + * + * Find the matching configuration map. + */ + ret = ERR_PTR(-EINVAL); + while (i < smpt_len) { + if (SMPT_MAP_ID(smpt[i]) == map_id) { + ret = smpt + i; + break; + } + + /* + * If there are no more configuration map descriptors and no + * configuration ID matched the configuration identifier, the + * sector address map is unknown. + */ if (smpt[i] & SMPT_DESC_END) - goto out; + break; + /* increment the table index to the next map */ i += SMPT_MAP_REGION_COUNT(smpt[i]) + 1; } - ret = smpt + i; /* fall through */ out: + kfree(buf); nor->addr_width = addr_width; nor->read_dummy = read_dummy; nor->read_opcode = read_opcode; @@ -2946,7 +3000,7 @@ static int spi_nor_init_non_uniform_erase_map(struct spi_nor *nor, u64 offset; u32 region_count; int i, j; - u8 erase_type; + u8 erase_type, uniform_erase_type; region_count = SMPT_MAP_REGION_COUNT(*smpt); /* @@ -2959,7 +3013,7 @@ static int spi_nor_init_non_uniform_erase_map(struct spi_nor *nor, return -ENOMEM; map->regions = region; - map->uniform_erase_type = 0xff; + uniform_erase_type = 0xff; offset = 0; /* Populate regions. */ for (i = 0; i < region_count; i++) { @@ -2974,12 +3028,15 @@ static int spi_nor_init_non_uniform_erase_map(struct spi_nor *nor, * Save the erase types that are supported in all regions and * can erase the entire flash memory. */ - map->uniform_erase_type &= erase_type; + uniform_erase_type &= erase_type; offset = (region[i].offset & ~SNOR_ERASE_FLAGS_MASK) + region[i].size; } + map->uniform_erase_type = spi_nor_sort_erase_mask(map, + uniform_erase_type); + spi_nor_region_mark_end(®ion[i - 1]); return 0; @@ -3020,9 +3077,9 @@ static int spi_nor_parse_smpt(struct spi_nor *nor, for (i = 0; i < smpt_header->length; i++) smpt[i] = le32_to_cpu(smpt[i]); - sector_map = spi_nor_get_map_in_use(nor, smpt); - if (!sector_map) { - ret = -EINVAL; + sector_map = spi_nor_get_map_in_use(nor, smpt, smpt_header->length); + if (IS_ERR(sector_map)) { + ret = PTR_ERR(sector_map); goto out; } @@ -3125,7 +3182,7 @@ static int spi_nor_parse_sfdp(struct spi_nor *nor, if (err) goto exit; - /* Parse other parameter headers. */ + /* Parse optional parameter tables. */ for (i = 0; i < header.nph; i++) { param_header = ¶m_headers[i]; @@ -3138,8 +3195,17 @@ static int spi_nor_parse_sfdp(struct spi_nor *nor, break; } - if (err) - goto exit; + if (err) { + dev_warn(dev, "Failed to parse optional parameter table: %04x\n", + SFDP_PARAM_HEADER_ID(param_header)); + /* + * Let's not drop all information we extracted so far + * if optional table parsers fail. In case of failing, + * each optional parser is responsible to roll back to + * the previously known spi_nor data. + */ + err = 0; + } } exit: diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c index 0b70c8bab045..54032c466636 100644 --- a/drivers/nvme/host/fc.c +++ b/drivers/nvme/host/fc.c @@ -152,6 +152,7 @@ struct nvme_fc_ctrl { bool ioq_live; bool assoc_active; + atomic_t err_work_active; u64 association_id; struct list_head ctrl_list; /* rport->ctrl_list */ @@ -160,6 +161,7 @@ struct nvme_fc_ctrl { struct blk_mq_tag_set tag_set; struct delayed_work connect_work; + struct work_struct err_work; struct kref ref; u32 flags; @@ -1531,6 +1533,10 @@ nvme_fc_abort_aen_ops(struct nvme_fc_ctrl *ctrl) struct nvme_fc_fcp_op *aen_op = ctrl->aen_ops; int i; + /* ensure we've initialized the ops once */ + if (!(aen_op->flags & FCOP_FLAGS_AEN)) + return; + for (i = 0; i < NVME_NR_AEN_COMMANDS; i++, aen_op++) __nvme_fc_abort_op(ctrl, aen_op); } @@ -2049,7 +2055,25 @@ nvme_fc_nvme_ctrl_freed(struct nvme_ctrl *nctrl) static void nvme_fc_error_recovery(struct nvme_fc_ctrl *ctrl, char *errmsg) { - /* only proceed if in LIVE state - e.g. on first error */ + int active; + + /* + * if an error (io timeout, etc) while (re)connecting, + * it's an error on creating the new association. + * Start the error recovery thread if it hasn't already + * been started. It is expected there could be multiple + * ios hitting this path before things are cleaned up. + */ + if (ctrl->ctrl.state == NVME_CTRL_CONNECTING) { + active = atomic_xchg(&ctrl->err_work_active, 1); + if (!active && !schedule_work(&ctrl->err_work)) { + atomic_set(&ctrl->err_work_active, 0); + WARN_ON(1); + } + return; + } + + /* Otherwise, only proceed if in LIVE state - e.g. on first error */ if (ctrl->ctrl.state != NVME_CTRL_LIVE) return; @@ -2814,6 +2838,7 @@ nvme_fc_delete_ctrl(struct nvme_ctrl *nctrl) { struct nvme_fc_ctrl *ctrl = to_fc_ctrl(nctrl); + cancel_work_sync(&ctrl->err_work); cancel_delayed_work_sync(&ctrl->connect_work); /* * kill the association on the link side. this will block @@ -2866,23 +2891,30 @@ nvme_fc_reconnect_or_delete(struct nvme_fc_ctrl *ctrl, int status) } static void -nvme_fc_reset_ctrl_work(struct work_struct *work) +__nvme_fc_terminate_io(struct nvme_fc_ctrl *ctrl) { - struct nvme_fc_ctrl *ctrl = - container_of(work, struct nvme_fc_ctrl, ctrl.reset_work); - int ret; - - nvme_stop_ctrl(&ctrl->ctrl); + nvme_stop_keep_alive(&ctrl->ctrl); /* will block will waiting for io to terminate */ nvme_fc_delete_association(ctrl); - if (!nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_CONNECTING)) { + if (ctrl->ctrl.state != NVME_CTRL_CONNECTING && + !nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_CONNECTING)) dev_err(ctrl->ctrl.device, "NVME-FC{%d}: error_recovery: Couldn't change state " "to CONNECTING\n", ctrl->cnum); - return; - } +} + +static void +nvme_fc_reset_ctrl_work(struct work_struct *work) +{ + struct nvme_fc_ctrl *ctrl = + container_of(work, struct nvme_fc_ctrl, ctrl.reset_work); + int ret; + + __nvme_fc_terminate_io(ctrl); + + nvme_stop_ctrl(&ctrl->ctrl); if (ctrl->rport->remoteport.port_state == FC_OBJSTATE_ONLINE) ret = nvme_fc_create_association(ctrl); @@ -2897,6 +2929,24 @@ nvme_fc_reset_ctrl_work(struct work_struct *work) ctrl->cnum); } +static void +nvme_fc_connect_err_work(struct work_struct *work) +{ + struct nvme_fc_ctrl *ctrl = + container_of(work, struct nvme_fc_ctrl, err_work); + + __nvme_fc_terminate_io(ctrl); + + atomic_set(&ctrl->err_work_active, 0); + + /* + * Rescheduling the connection after recovering + * from the io error is left to the reconnect work + * item, which is what should have stalled waiting on + * the io that had the error that scheduled this work. + */ +} + static const struct nvme_ctrl_ops nvme_fc_ctrl_ops = { .name = "fc", .module = THIS_MODULE, @@ -3007,6 +3057,7 @@ nvme_fc_init_ctrl(struct device *dev, struct nvmf_ctrl_options *opts, ctrl->cnum = idx; ctrl->ioq_live = false; ctrl->assoc_active = false; + atomic_set(&ctrl->err_work_active, 0); init_waitqueue_head(&ctrl->ioabort_wait); get_device(ctrl->dev); @@ -3014,6 +3065,7 @@ nvme_fc_init_ctrl(struct device *dev, struct nvmf_ctrl_options *opts, INIT_WORK(&ctrl->ctrl.reset_work, nvme_fc_reset_ctrl_work); INIT_DELAYED_WORK(&ctrl->connect_work, nvme_fc_connect_ctrl_work); + INIT_WORK(&ctrl->err_work, nvme_fc_connect_err_work); spin_lock_init(&ctrl->lock); /* io queue count */ @@ -3103,6 +3155,7 @@ nvme_fc_init_ctrl(struct device *dev, struct nvmf_ctrl_options *opts, fail_ctrl: nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_DELETING); cancel_work_sync(&ctrl->ctrl.reset_work); + cancel_work_sync(&ctrl->err_work); cancel_delayed_work_sync(&ctrl->connect_work); ctrl->ctrl.opts = NULL; diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c index 9b18ce90f907..27f67dfa649d 100644 --- a/drivers/nvmem/core.c +++ b/drivers/nvmem/core.c @@ -44,6 +44,7 @@ struct nvmem_cell { int bytes; int bit_offset; int nbits; + struct device_node *np; struct nvmem_device *nvmem; struct list_head node; }; @@ -298,6 +299,7 @@ static void nvmem_cell_drop(struct nvmem_cell *cell) mutex_lock(&nvmem_mutex); list_del(&cell->node); mutex_unlock(&nvmem_mutex); + of_node_put(cell->np); kfree(cell->name); kfree(cell); } @@ -530,6 +532,7 @@ static int nvmem_add_cells_from_of(struct nvmem_device *nvmem) return -ENOMEM; cell->nvmem = nvmem; + cell->np = of_node_get(child); cell->offset = be32_to_cpup(addr++); cell->bytes = be32_to_cpup(addr); cell->name = kasprintf(GFP_KERNEL, "%pOFn", child); @@ -960,14 +963,13 @@ out: #if IS_ENABLED(CONFIG_OF) static struct nvmem_cell * -nvmem_find_cell_by_index(struct nvmem_device *nvmem, int index) +nvmem_find_cell_by_node(struct nvmem_device *nvmem, struct device_node *np) { struct nvmem_cell *cell = NULL; - int i = 0; mutex_lock(&nvmem_mutex); list_for_each_entry(cell, &nvmem->cells, node) { - if (index == i++) + if (np == cell->np) break; } mutex_unlock(&nvmem_mutex); @@ -1011,7 +1013,7 @@ struct nvmem_cell *of_nvmem_cell_get(struct device_node *np, const char *id) if (IS_ERR(nvmem)) return ERR_CAST(nvmem); - cell = nvmem_find_cell_by_index(nvmem, index); + cell = nvmem_find_cell_by_node(nvmem, cell_np); if (!cell) { __nvmem_device_put(nvmem); return ERR_PTR(-ENOENT); diff --git a/drivers/opp/ti-opp-supply.c b/drivers/opp/ti-opp-supply.c index 9e5a9a3112c9..3f4fb4dbbe33 100644 --- a/drivers/opp/ti-opp-supply.c +++ b/drivers/opp/ti-opp-supply.c @@ -288,7 +288,10 @@ static int ti_opp_supply_set_opp(struct dev_pm_set_opp_data *data) int ret; vdd_uv = _get_optimal_vdd_voltage(dev, &opp_data, - new_supply_vbb->u_volt); + new_supply_vdd->u_volt); + + if (new_supply_vdd->u_volt_min < vdd_uv) + new_supply_vdd->u_volt_min = vdd_uv; /* Scaling up? Scale voltage before frequency */ if (freq > old_freq) { diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 20c85eed1a75..b658b9a5eb1e 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -1749,7 +1749,7 @@ qla2x00_loop_reset(scsi_qla_host_t *vha) static void __qla2x00_abort_all_cmds(struct qla_qpair *qp, int res) { - int cnt; + int cnt, status; unsigned long flags; srb_t *sp; scsi_qla_host_t *vha = qp->vha; @@ -1799,10 +1799,16 @@ __qla2x00_abort_all_cmds(struct qla_qpair *qp, int res) if (!sp_get(sp)) { spin_unlock_irqrestore (qp->qp_lock_ptr, flags); - qla2xxx_eh_abort( + status = qla2xxx_eh_abort( GET_CMD_SP(sp)); spin_lock_irqsave (qp->qp_lock_ptr, flags); + /* + * Get rid of extra reference caused + * by early exit from qla2xxx_eh_abort + */ + if (status == FAST_IO_FAIL) + atomic_dec(&sp->ref_count); } } sp->done(sp, res); diff --git a/drivers/scsi/ufs/ufs-hisi.c b/drivers/scsi/ufs/ufs-hisi.c index 46df707e6f2c..452e19f8fb47 100644 --- a/drivers/scsi/ufs/ufs-hisi.c +++ b/drivers/scsi/ufs/ufs-hisi.c @@ -20,6 +20,7 @@ #include "unipro.h" #include "ufs-hisi.h" #include "ufshci.h" +#include "ufs_quirks.h" static int ufs_hisi_check_hibern8(struct ufs_hba *hba) { @@ -390,6 +391,14 @@ static void ufs_hisi_set_dev_cap(struct ufs_hisi_dev_params *hisi_param) static void ufs_hisi_pwr_change_pre_change(struct ufs_hba *hba) { + if (hba->dev_quirks & UFS_DEVICE_QUIRK_HOST_VS_DEBUGSAVECONFIGTIME) { + pr_info("ufs flash device must set VS_DebugSaveConfigTime 0x10\n"); + /* VS_DebugSaveConfigTime */ + ufshcd_dme_set(hba, UIC_ARG_MIB(0xD0A0), 0x10); + /* sync length */ + ufshcd_dme_set(hba, UIC_ARG_MIB(0x1556), 0x48); + } + /* update */ ufshcd_dme_set(hba, UIC_ARG_MIB(0x15A8), 0x1); /* PA_TxSkip */ diff --git a/drivers/scsi/ufs/ufs_quirks.h b/drivers/scsi/ufs/ufs_quirks.h index 71f73d1d1ad1..5d2dfdb41a6f 100644 --- a/drivers/scsi/ufs/ufs_quirks.h +++ b/drivers/scsi/ufs/ufs_quirks.h @@ -131,4 +131,10 @@ struct ufs_dev_fix { */ #define UFS_DEVICE_QUIRK_HOST_PA_SAVECONFIGTIME (1 << 8) +/* + * Some UFS devices require VS_DebugSaveConfigTime is 0x10, + * enabling this quirk ensure this. + */ +#define UFS_DEVICE_QUIRK_HOST_VS_DEBUGSAVECONFIGTIME (1 << 9) + #endif /* UFS_QUIRKS_H_ */ diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 27db55b0ca7f..f1c57cd33b5b 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -231,6 +231,8 @@ static struct ufs_dev_fix ufs_fixups[] = { UFS_FIX(UFS_VENDOR_SKHYNIX, UFS_ANY_MODEL, UFS_DEVICE_NO_VCCQ), UFS_FIX(UFS_VENDOR_SKHYNIX, UFS_ANY_MODEL, UFS_DEVICE_QUIRK_HOST_PA_SAVECONFIGTIME), + UFS_FIX(UFS_VENDOR_SKHYNIX, "hB8aL1" /*H28U62301AMR*/, + UFS_DEVICE_QUIRK_HOST_VS_DEBUGSAVECONFIGTIME), END_FIX }; diff --git a/drivers/slimbus/qcom-ngd-ctrl.c b/drivers/slimbus/qcom-ngd-ctrl.c index 7218fb963d0a..1382a8df6c75 100644 --- a/drivers/slimbus/qcom-ngd-ctrl.c +++ b/drivers/slimbus/qcom-ngd-ctrl.c @@ -777,9 +777,6 @@ static int qcom_slim_ngd_xfer_msg(struct slim_controller *sctrl, u8 la = txn->la; bool usr_msg = false; - if (txn->mc & SLIM_MSG_CLK_PAUSE_SEQ_FLG) - return -EPROTONOSUPPORT; - if (txn->mt == SLIM_MSG_MT_CORE && (txn->mc >= SLIM_MSG_MC_BEGIN_RECONFIGURATION && txn->mc <= SLIM_MSG_MC_RECONFIGURE_NOW)) diff --git a/drivers/slimbus/slimbus.h b/drivers/slimbus/slimbus.h index 4399d1873e2d..9be41089edde 100644 --- a/drivers/slimbus/slimbus.h +++ b/drivers/slimbus/slimbus.h @@ -61,12 +61,6 @@ #define SLIM_MSG_MC_NEXT_REMOVE_CHANNEL 0x58 #define SLIM_MSG_MC_RECONFIGURE_NOW 0x5F -/* - * Clock pause flag to indicate that the reconfig message - * corresponds to clock pause sequence - */ -#define SLIM_MSG_CLK_PAUSE_SEQ_FLG (1U << 8) - /* Clock pause values per SLIMbus spec */ #define SLIM_CLK_FAST 0 #define SLIM_CLK_CONST_PHASE 1 diff --git a/drivers/staging/media/davinci_vpfe/dm365_ipipeif.c b/drivers/staging/media/davinci_vpfe/dm365_ipipeif.c index a53231b08d30..e3425bf082ae 100644 --- a/drivers/staging/media/davinci_vpfe/dm365_ipipeif.c +++ b/drivers/staging/media/davinci_vpfe/dm365_ipipeif.c @@ -310,6 +310,7 @@ static int ipipeif_hw_setup(struct v4l2_subdev *sd) ipipeif_write(val, ipipeif_base_addr, IPIPEIF_CFG2); break; } + /* fall through */ case IPIPEIF_SDRAM_YUV: /* Set clock divider */ diff --git a/drivers/staging/media/sunxi/cedrus/cedrus.c b/drivers/staging/media/sunxi/cedrus/cedrus.c index 82558455384a..dd121f66fa2d 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus.c +++ b/drivers/staging/media/sunxi/cedrus/cedrus.c @@ -253,7 +253,7 @@ static const struct v4l2_m2m_ops cedrus_m2m_ops = { static const struct media_device_ops cedrus_m2m_media_ops = { .req_validate = cedrus_request_validate, - .req_queue = vb2_m2m_request_queue, + .req_queue = v4l2_m2m_request_queue, }; static int cedrus_probe(struct platform_device *pdev) diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c index 85644669fbe7..0a357db4b31b 100644 --- a/drivers/uio/uio.c +++ b/drivers/uio/uio.c @@ -961,6 +961,8 @@ int __uio_register_device(struct module *owner, if (ret) goto err_uio_dev_add_attributes; + info->uio_dev = idev; + if (info->irq && (info->irq != UIO_IRQ_CUSTOM)) { /* * Note that we deliberately don't use devm_request_irq @@ -972,11 +974,12 @@ int __uio_register_device(struct module *owner, */ ret = request_irq(info->irq, uio_interrupt, info->irq_flags, info->name, idev); - if (ret) + if (ret) { + info->uio_dev = NULL; goto err_request_irq; + } } - info->uio_dev = idev; return 0; err_request_irq: diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 47d75c20c211..1b68fed464cb 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -1696,6 +1696,9 @@ static const struct usb_device_id acm_ids[] = { { USB_DEVICE(0x0572, 0x1328), /* Shiro / Aztech USB MODEM UM-3100 */ .driver_info = NO_UNION_NORMAL, /* has no union descriptor */ }, + { USB_DEVICE(0x0572, 0x1349), /* Hiro (Conexant) USB MODEM H50228 */ + .driver_info = NO_UNION_NORMAL, /* has no union descriptor */ + }, { USB_DEVICE(0x20df, 0x0001), /* Simtec Electronics Entropy Key */ .driver_info = QUIRK_CONTROL_LINE_STATE, }, { USB_DEVICE(0x2184, 0x001c) }, /* GW Instek AFG-2225 */ diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index c6077d582d29..0f9381b69a3b 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -2794,6 +2794,7 @@ static int hub_port_reset(struct usb_hub *hub, int port1, int i, status; u16 portchange, portstatus; struct usb_port *port_dev = hub->ports[port1 - 1]; + int reset_recovery_time; if (!hub_is_superspeed(hub->hdev)) { if (warm) { @@ -2849,7 +2850,9 @@ static int hub_port_reset(struct usb_hub *hub, int port1, USB_PORT_FEAT_C_BH_PORT_RESET); usb_clear_port_feature(hub->hdev, port1, USB_PORT_FEAT_C_PORT_LINK_STATE); - usb_clear_port_feature(hub->hdev, port1, + + if (udev) + usb_clear_port_feature(hub->hdev, port1, USB_PORT_FEAT_C_CONNECTION); /* @@ -2885,11 +2888,18 @@ static int hub_port_reset(struct usb_hub *hub, int port1, done: if (status == 0) { - /* TRSTRCY = 10 ms; plus some extra */ if (port_dev->quirks & USB_PORT_QUIRK_FAST_ENUM) usleep_range(10000, 12000); - else - msleep(10 + 40); + else { + /* TRSTRCY = 10 ms; plus some extra */ + reset_recovery_time = 10 + 40; + + /* Hub needs extra delay after resetting its port. */ + if (hub->hdev->quirks & USB_QUIRK_HUB_SLOW_RESET) + reset_recovery_time += 100; + + msleep(reset_recovery_time); + } if (udev) { struct usb_hcd *hcd = bus_to_hcd(udev->bus); diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index 178d6c6063c0..f9ff03e6af93 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -128,6 +128,9 @@ static int quirks_param_set(const char *val, const struct kernel_param *kp) case 'n': flags |= USB_QUIRK_DELAY_CTRL_MSG; break; + case 'o': + flags |= USB_QUIRK_HUB_SLOW_RESET; + break; /* Ignore unrecognized flag characters */ } } @@ -380,6 +383,9 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x1a0a, 0x0200), .driver_info = USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL }, + /* Terminus Technology Inc. Hub */ + { USB_DEVICE(0x1a40, 0x0101), .driver_info = USB_QUIRK_HUB_SLOW_RESET }, + /* Corsair K70 RGB */ { USB_DEVICE(0x1b1c, 0x1b13), .driver_info = USB_QUIRK_DELAY_INIT }, @@ -391,6 +397,9 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x1b1c, 0x1b20), .driver_info = USB_QUIRK_DELAY_INIT | USB_QUIRK_DELAY_CTRL_MSG }, + /* Corsair K70 LUX RGB */ + { USB_DEVICE(0x1b1c, 0x1b33), .driver_info = USB_QUIRK_DELAY_INIT }, + /* Corsair K70 LUX */ { USB_DEVICE(0x1b1c, 0x1b36), .driver_info = USB_QUIRK_DELAY_INIT }, @@ -411,6 +420,11 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x2040, 0x7200), .driver_info = USB_QUIRK_CONFIG_INTF_STRINGS }, + /* Raydium Touchscreen */ + { USB_DEVICE(0x2386, 0x3114), .driver_info = USB_QUIRK_NO_LPM }, + + { USB_DEVICE(0x2386, 0x3119), .driver_info = USB_QUIRK_NO_LPM }, + /* DJI CineSSD */ { USB_DEVICE(0x2ca3, 0x0031), .driver_info = USB_QUIRK_NO_LPM }, diff --git a/drivers/usb/dwc2/pci.c b/drivers/usb/dwc2/pci.c index d257c541e51b..7afc10872f1f 100644 --- a/drivers/usb/dwc2/pci.c +++ b/drivers/usb/dwc2/pci.c @@ -120,6 +120,7 @@ static int dwc2_pci_probe(struct pci_dev *pci, dwc2 = platform_device_alloc("dwc2", PLATFORM_DEVID_AUTO); if (!dwc2) { dev_err(dev, "couldn't allocate dwc2 device\n"); + ret = -ENOMEM; goto err; } diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index becfbb87f791..2f2048aa5fde 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -1499,6 +1499,7 @@ static int dwc3_probe(struct platform_device *pdev) err5: dwc3_event_buffers_cleanup(dwc); + dwc3_ulpi_exit(dwc); err4: dwc3_free_scratch_buffers(dwc); diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index 1286076a8890..842795856bf4 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -283,8 +283,10 @@ err: static void dwc3_pci_remove(struct pci_dev *pci) { struct dwc3_pci *dwc = pci_get_drvdata(pci); + struct pci_dev *pdev = dwc->pci; - gpiod_remove_lookup_table(&platform_bytcr_gpios); + if (pdev->device == PCI_DEVICE_ID_INTEL_BYT) + gpiod_remove_lookup_table(&platform_bytcr_gpios); #ifdef CONFIG_PM cancel_work_sync(&dwc->wakeup_work); #endif diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 679c12e14522..9faad896b3a1 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -1081,7 +1081,7 @@ static void dwc3_prepare_one_trb_sg(struct dwc3_ep *dep, /* Now prepare one extra TRB to align transfer size */ trb = &dep->trb_pool[dep->trb_enqueue]; __dwc3_prepare_one_trb(dep, trb, dwc->bounce_addr, - maxp - rem, false, 0, + maxp - rem, false, 1, req->request.stream_id, req->request.short_not_ok, req->request.no_interrupt); @@ -1125,7 +1125,7 @@ static void dwc3_prepare_one_trb_linear(struct dwc3_ep *dep, /* Now prepare one extra TRB to align transfer size */ trb = &dep->trb_pool[dep->trb_enqueue]; __dwc3_prepare_one_trb(dep, trb, dwc->bounce_addr, maxp - rem, - false, 0, req->request.stream_id, + false, 1, req->request.stream_id, req->request.short_not_ok, req->request.no_interrupt); } else if (req->request.zero && req->request.length && @@ -1141,7 +1141,7 @@ static void dwc3_prepare_one_trb_linear(struct dwc3_ep *dep, /* Now prepare one extra TRB to handle ZLP */ trb = &dep->trb_pool[dep->trb_enqueue]; __dwc3_prepare_one_trb(dep, trb, dwc->bounce_addr, 0, - false, 0, req->request.stream_id, + false, 1, req->request.stream_id, req->request.short_not_ok, req->request.no_interrupt); } else { @@ -2259,7 +2259,7 @@ static int dwc3_gadget_ep_reclaim_completed_trb(struct dwc3_ep *dep, * with one TRB pending in the ring. We need to manually clear HWO bit * from that TRB. */ - if ((req->zero || req->unaligned) && (trb->ctrl & DWC3_TRB_CTRL_HWO)) { + if ((req->zero || req->unaligned) && !(trb->ctrl & DWC3_TRB_CTRL_CHN)) { trb->ctrl &= ~DWC3_TRB_CTRL_HWO; return 1; } diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c index 3ada83d81bda..31e8bf3578c8 100644 --- a/drivers/usb/gadget/function/f_fs.c +++ b/drivers/usb/gadget/function/f_fs.c @@ -215,7 +215,6 @@ struct ffs_io_data { struct mm_struct *mm; struct work_struct work; - struct work_struct cancellation_work; struct usb_ep *ep; struct usb_request *req; @@ -1073,31 +1072,22 @@ ffs_epfile_open(struct inode *inode, struct file *file) return 0; } -static void ffs_aio_cancel_worker(struct work_struct *work) -{ - struct ffs_io_data *io_data = container_of(work, struct ffs_io_data, - cancellation_work); - - ENTER(); - - usb_ep_dequeue(io_data->ep, io_data->req); -} - static int ffs_aio_cancel(struct kiocb *kiocb) { struct ffs_io_data *io_data = kiocb->private; - struct ffs_data *ffs = io_data->ffs; + struct ffs_epfile *epfile = kiocb->ki_filp->private_data; int value; ENTER(); - if (likely(io_data && io_data->ep && io_data->req)) { - INIT_WORK(&io_data->cancellation_work, ffs_aio_cancel_worker); - queue_work(ffs->io_completion_wq, &io_data->cancellation_work); - value = -EINPROGRESS; - } else { + spin_lock_irq(&epfile->ffs->eps_lock); + + if (likely(io_data && io_data->ep && io_data->req)) + value = usb_ep_dequeue(io_data->ep, io_data->req); + else value = -EINVAL; - } + + spin_unlock_irq(&epfile->ffs->eps_lock); return value; } diff --git a/drivers/usb/host/xhci-histb.c b/drivers/usb/host/xhci-histb.c index 27f00160332e..3c4abb5a1c3f 100644 --- a/drivers/usb/host/xhci-histb.c +++ b/drivers/usb/host/xhci-histb.c @@ -325,14 +325,16 @@ static int xhci_histb_remove(struct platform_device *dev) struct xhci_hcd_histb *histb = platform_get_drvdata(dev); struct usb_hcd *hcd = histb->hcd; struct xhci_hcd *xhci = hcd_to_xhci(hcd); + struct usb_hcd *shared_hcd = xhci->shared_hcd; xhci->xhc_state |= XHCI_STATE_REMOVING; - usb_remove_hcd(xhci->shared_hcd); + usb_remove_hcd(shared_hcd); + xhci->shared_hcd = NULL; device_wakeup_disable(&dev->dev); usb_remove_hcd(hcd); - usb_put_hcd(xhci->shared_hcd); + usb_put_hcd(shared_hcd); xhci_histb_host_disable(histb); usb_put_hcd(hcd); diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index 12eea73d9f20..94aca1b5ac8a 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -876,7 +876,7 @@ static u32 xhci_get_port_status(struct usb_hcd *hcd, status |= USB_PORT_STAT_SUSPEND; } if ((raw_port_status & PORT_PLS_MASK) == XDEV_RESUME && - !DEV_SUPERSPEED_ANY(raw_port_status)) { + !DEV_SUPERSPEED_ANY(raw_port_status) && hcd->speed < HCD_USB3) { if ((raw_port_status & PORT_RESET) || !(raw_port_status & PORT_PE)) return 0xffffffff; @@ -921,7 +921,7 @@ static u32 xhci_get_port_status(struct usb_hcd *hcd, time_left = wait_for_completion_timeout( &bus_state->rexit_done[wIndex], msecs_to_jiffies( - XHCI_MAX_REXIT_TIMEOUT)); + XHCI_MAX_REXIT_TIMEOUT_MS)); spin_lock_irqsave(&xhci->lock, flags); if (time_left) { @@ -935,7 +935,7 @@ static u32 xhci_get_port_status(struct usb_hcd *hcd, } else { int port_status = readl(port->addr); xhci_warn(xhci, "Port resume took longer than %i msec, port status = 0x%x\n", - XHCI_MAX_REXIT_TIMEOUT, + XHCI_MAX_REXIT_TIMEOUT_MS, port_status); status |= USB_PORT_STAT_SUSPEND; clear_bit(wIndex, &bus_state->rexit_ports); @@ -1474,15 +1474,18 @@ int xhci_bus_suspend(struct usb_hcd *hcd) unsigned long flags; struct xhci_hub *rhub; struct xhci_port **ports; + u32 portsc_buf[USB_MAXCHILDREN]; + bool wake_enabled; rhub = xhci_get_rhub(hcd); ports = rhub->ports; max_ports = rhub->num_ports; bus_state = &xhci->bus_state[hcd_index(hcd)]; + wake_enabled = hcd->self.root_hub->do_remote_wakeup; spin_lock_irqsave(&xhci->lock, flags); - if (hcd->self.root_hub->do_remote_wakeup) { + if (wake_enabled) { if (bus_state->resuming_ports || /* USB2 */ bus_state->port_remote_wakeup) { /* USB3 */ spin_unlock_irqrestore(&xhci->lock, flags); @@ -1490,26 +1493,36 @@ int xhci_bus_suspend(struct usb_hcd *hcd) return -EBUSY; } } - - port_index = max_ports; + /* + * Prepare ports for suspend, but don't write anything before all ports + * are checked and we know bus suspend can proceed + */ bus_state->bus_suspended = 0; + port_index = max_ports; while (port_index--) { - /* suspend the port if the port is not suspended */ u32 t1, t2; - int slot_id; t1 = readl(ports[port_index]->addr); t2 = xhci_port_state_to_neutral(t1); + portsc_buf[port_index] = 0; - if ((t1 & PORT_PE) && !(t1 & PORT_PLS_MASK)) { - xhci_dbg(xhci, "port %d not suspended\n", port_index); - slot_id = xhci_find_slot_id_by_port(hcd, xhci, - port_index + 1); - if (slot_id) { + /* Bail out if a USB3 port has a new device in link training */ + if ((t1 & PORT_PLS_MASK) == XDEV_POLLING) { + bus_state->bus_suspended = 0; + spin_unlock_irqrestore(&xhci->lock, flags); + xhci_dbg(xhci, "Bus suspend bailout, port in polling\n"); + return -EBUSY; + } + + /* suspend ports in U0, or bail out for new connect changes */ + if ((t1 & PORT_PE) && (t1 & PORT_PLS_MASK) == XDEV_U0) { + if ((t1 & PORT_CSC) && wake_enabled) { + bus_state->bus_suspended = 0; spin_unlock_irqrestore(&xhci->lock, flags); - xhci_stop_device(xhci, slot_id, 1); - spin_lock_irqsave(&xhci->lock, flags); + xhci_dbg(xhci, "Bus suspend bailout, port connect change\n"); + return -EBUSY; } + xhci_dbg(xhci, "port %d not suspended\n", port_index); t2 &= ~PORT_PLS_MASK; t2 |= PORT_LINK_STROBE | XDEV_U3; set_bit(port_index, &bus_state->bus_suspended); @@ -1518,7 +1531,7 @@ int xhci_bus_suspend(struct usb_hcd *hcd) * including the USB 3.0 roothub, but only if CONFIG_PM * is enabled, so also enable remote wake here. */ - if (hcd->self.root_hub->do_remote_wakeup) { + if (wake_enabled) { if (t1 & PORT_CONNECT) { t2 |= PORT_WKOC_E | PORT_WKDISC_E; t2 &= ~PORT_WKCONN_E; @@ -1538,7 +1551,26 @@ int xhci_bus_suspend(struct usb_hcd *hcd) t1 = xhci_port_state_to_neutral(t1); if (t1 != t2) - writel(t2, ports[port_index]->addr); + portsc_buf[port_index] = t2; + } + + /* write port settings, stopping and suspending ports if needed */ + port_index = max_ports; + while (port_index--) { + if (!portsc_buf[port_index]) + continue; + if (test_bit(port_index, &bus_state->bus_suspended)) { + int slot_id; + + slot_id = xhci_find_slot_id_by_port(hcd, xhci, + port_index + 1); + if (slot_id) { + spin_unlock_irqrestore(&xhci->lock, flags); + xhci_stop_device(xhci, slot_id, 1); + spin_lock_irqsave(&xhci->lock, flags); + } + } + writel(portsc_buf[port_index], ports[port_index]->addr); } hcd->state = HC_STATE_SUSPENDED; bus_state->next_statechange = jiffies + msecs_to_jiffies(10); diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c index 71d0d33c3286..60987c787e44 100644 --- a/drivers/usb/host/xhci-mtk.c +++ b/drivers/usb/host/xhci-mtk.c @@ -590,12 +590,14 @@ static int xhci_mtk_remove(struct platform_device *dev) struct xhci_hcd_mtk *mtk = platform_get_drvdata(dev); struct usb_hcd *hcd = mtk->hcd; struct xhci_hcd *xhci = hcd_to_xhci(hcd); + struct usb_hcd *shared_hcd = xhci->shared_hcd; - usb_remove_hcd(xhci->shared_hcd); + usb_remove_hcd(shared_hcd); + xhci->shared_hcd = NULL; device_init_wakeup(&dev->dev, false); usb_remove_hcd(hcd); - usb_put_hcd(xhci->shared_hcd); + usb_put_hcd(shared_hcd); usb_put_hcd(hcd); xhci_mtk_sch_exit(mtk); xhci_mtk_clks_disable(mtk); diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index 01c57055c0c5..a9515265db4d 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -248,6 +248,11 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) if (pdev->vendor == PCI_VENDOR_ID_TI && pdev->device == 0x8241) xhci->quirks |= XHCI_LIMIT_ENDPOINT_INTERVAL_7; + if ((pdev->vendor == PCI_VENDOR_ID_BROADCOM || + pdev->vendor == PCI_VENDOR_ID_CAVIUM) && + pdev->device == 0x9026) + xhci->quirks |= XHCI_RESET_PLL_ON_DISCONNECT; + if (xhci->quirks & XHCI_RESET_ON_RESUME) xhci_dbg_trace(xhci, trace_xhci_dbg_quirks, "QUIRK: Resetting on resume"); @@ -380,6 +385,7 @@ static void xhci_pci_remove(struct pci_dev *dev) if (xhci->shared_hcd) { usb_remove_hcd(xhci->shared_hcd); usb_put_hcd(xhci->shared_hcd); + xhci->shared_hcd = NULL; } /* Workaround for spurious wakeups at shutdown with HSW */ diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c index 32b5574ad5c5..ef09cb06212f 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -362,14 +362,16 @@ static int xhci_plat_remove(struct platform_device *dev) struct xhci_hcd *xhci = hcd_to_xhci(hcd); struct clk *clk = xhci->clk; struct clk *reg_clk = xhci->reg_clk; + struct usb_hcd *shared_hcd = xhci->shared_hcd; xhci->xhc_state |= XHCI_STATE_REMOVING; - usb_remove_hcd(xhci->shared_hcd); + usb_remove_hcd(shared_hcd); + xhci->shared_hcd = NULL; usb_phy_shutdown(hcd->usb_phy); usb_remove_hcd(hcd); - usb_put_hcd(xhci->shared_hcd); + usb_put_hcd(shared_hcd); clk_disable_unprepare(clk); clk_disable_unprepare(reg_clk); diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index a8d92c90fb58..65750582133f 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -1521,6 +1521,35 @@ static void handle_device_notification(struct xhci_hcd *xhci, usb_wakeup_notification(udev->parent, udev->portnum); } +/* + * Quirk hanlder for errata seen on Cavium ThunderX2 processor XHCI + * Controller. + * As per ThunderX2errata-129 USB 2 device may come up as USB 1 + * If a connection to a USB 1 device is followed by another connection + * to a USB 2 device. + * + * Reset the PHY after the USB device is disconnected if device speed + * is less than HCD_USB3. + * Retry the reset sequence max of 4 times checking the PLL lock status. + * + */ +static void xhci_cavium_reset_phy_quirk(struct xhci_hcd *xhci) +{ + struct usb_hcd *hcd = xhci_to_hcd(xhci); + u32 pll_lock_check; + u32 retry_count = 4; + + do { + /* Assert PHY reset */ + writel(0x6F, hcd->regs + 0x1048); + udelay(10); + /* De-assert the PHY reset */ + writel(0x7F, hcd->regs + 0x1048); + udelay(200); + pll_lock_check = readl(hcd->regs + 0x1070); + } while (!(pll_lock_check & 0x1) && --retry_count); +} + static void handle_port_status(struct xhci_hcd *xhci, union xhci_trb *event) { @@ -1556,6 +1585,13 @@ static void handle_port_status(struct xhci_hcd *xhci, goto cleanup; } + /* We might get interrupts after shared_hcd is removed */ + if (port->rhub == &xhci->usb3_rhub && xhci->shared_hcd == NULL) { + xhci_dbg(xhci, "ignore port event for removed USB3 hcd\n"); + bogus_port_status = true; + goto cleanup; + } + hcd = port->rhub->hcd; bus_state = &xhci->bus_state[hcd_index(hcd)]; hcd_portnum = port->hcd_portnum; @@ -1639,7 +1675,7 @@ static void handle_port_status(struct xhci_hcd *xhci, * RExit to a disconnect state). If so, let the the driver know it's * out of the RExit state. */ - if (!DEV_SUPERSPEED_ANY(portsc) && + if (!DEV_SUPERSPEED_ANY(portsc) && hcd->speed < HCD_USB3 && test_and_clear_bit(hcd_portnum, &bus_state->rexit_ports)) { complete(&bus_state->rexit_done[hcd_portnum]); @@ -1647,8 +1683,12 @@ static void handle_port_status(struct xhci_hcd *xhci, goto cleanup; } - if (hcd->speed < HCD_USB3) + if (hcd->speed < HCD_USB3) { xhci_test_and_clear_bit(xhci, port, PORT_PLC); + if ((xhci->quirks & XHCI_RESET_PLL_ON_DISCONNECT) && + (portsc & PORT_CSC) && !(portsc & PORT_CONNECT)) + xhci_cavium_reset_phy_quirk(xhci); + } cleanup: /* Update event ring dequeue pointer before dropping the lock */ @@ -2266,6 +2306,7 @@ static int handle_tx_event(struct xhci_hcd *xhci, goto cleanup; case COMP_RING_UNDERRUN: case COMP_RING_OVERRUN: + case COMP_STOPPED_LENGTH_INVALID: goto cleanup; default: xhci_err(xhci, "ERROR Transfer event for unknown stream ring slot %u ep %u\n", diff --git a/drivers/usb/host/xhci-tegra.c b/drivers/usb/host/xhci-tegra.c index 6b5db344de30..938ff06c0349 100644 --- a/drivers/usb/host/xhci-tegra.c +++ b/drivers/usb/host/xhci-tegra.c @@ -1303,6 +1303,7 @@ static int tegra_xusb_remove(struct platform_device *pdev) usb_remove_hcd(xhci->shared_hcd); usb_put_hcd(xhci->shared_hcd); + xhci->shared_hcd = NULL; usb_remove_hcd(tegra->hcd); usb_put_hcd(tegra->hcd); diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 0420eefa647a..c928dbbff881 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -719,8 +719,6 @@ static void xhci_stop(struct usb_hcd *hcd) /* Only halt host and free memory after both hcds are removed */ if (!usb_hcd_is_primary_hcd(hcd)) { - /* usb core will free this hcd shortly, unset pointer */ - xhci->shared_hcd = NULL; mutex_unlock(&xhci->mutex); return; } diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index bf0b3692dc9a..260b259b72bc 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1680,7 +1680,7 @@ struct xhci_bus_state { * It can take up to 20 ms to transition from RExit to U0 on the * Intel Lynx Point LP xHCI host. */ -#define XHCI_MAX_REXIT_TIMEOUT (20 * 1000) +#define XHCI_MAX_REXIT_TIMEOUT_MS 20 static inline unsigned int hcd_index(struct usb_hcd *hcd) { @@ -1849,6 +1849,7 @@ struct xhci_hcd { #define XHCI_INTEL_USB_ROLE_SW BIT_ULL(31) #define XHCI_ZERO_64B_REGS BIT_ULL(32) #define XHCI_DEFAULT_PM_RUNTIME_ALLOW BIT_ULL(33) +#define XHCI_RESET_PLL_ON_DISCONNECT BIT_ULL(34) unsigned int num_active_eps; unsigned int limit_active_eps; diff --git a/drivers/usb/misc/appledisplay.c b/drivers/usb/misc/appledisplay.c index bd539f3058bc..85b48c6ddc7e 100644 --- a/drivers/usb/misc/appledisplay.c +++ b/drivers/usb/misc/appledisplay.c @@ -50,6 +50,7 @@ static const struct usb_device_id appledisplay_table[] = { { APPLEDISPLAY_DEVICE(0x9219) }, { APPLEDISPLAY_DEVICE(0x921c) }, { APPLEDISPLAY_DEVICE(0x921d) }, + { APPLEDISPLAY_DEVICE(0x9222) }, { APPLEDISPLAY_DEVICE(0x9236) }, /* Terminating entry */ diff --git a/fs/exec.c b/fs/exec.c index fc281b738a98..acc3a5536384 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -62,6 +62,7 @@ #include <linux/oom.h> #include <linux/compat.h> #include <linux/vmalloc.h> +#include <linux/freezer.h> #include <linux/uaccess.h> #include <asm/mmu_context.h> @@ -1083,7 +1084,7 @@ static int de_thread(struct task_struct *tsk) while (sig->notify_count) { __set_current_state(TASK_KILLABLE); spin_unlock_irq(lock); - schedule(); + freezable_schedule(); if (unlikely(__fatal_signal_pending(tsk))) goto killed; spin_lock_irq(lock); @@ -1111,7 +1112,7 @@ static int de_thread(struct task_struct *tsk) __set_current_state(TASK_KILLABLE); write_unlock_irq(&tasklist_lock); cgroup_threadgroup_change_end(tsk); - schedule(); + freezable_schedule(); if (unlikely(__fatal_signal_pending(tsk))) goto killed; } diff --git a/fs/iomap.c b/fs/iomap.c index 64ce240217a1..3ffb776fbebe 100644 --- a/fs/iomap.c +++ b/fs/iomap.c @@ -142,13 +142,14 @@ static void iomap_adjust_read_range(struct inode *inode, struct iomap_page *iop, loff_t *pos, loff_t length, unsigned *offp, unsigned *lenp) { + loff_t orig_pos = *pos; + loff_t isize = i_size_read(inode); unsigned block_bits = inode->i_blkbits; unsigned block_size = (1 << block_bits); unsigned poff = offset_in_page(*pos); unsigned plen = min_t(loff_t, PAGE_SIZE - poff, length); unsigned first = poff >> block_bits; unsigned last = (poff + plen - 1) >> block_bits; - unsigned end = offset_in_page(i_size_read(inode)) >> block_bits; /* * If the block size is smaller than the page size we need to check the @@ -183,8 +184,12 @@ iomap_adjust_read_range(struct inode *inode, struct iomap_page *iop, * handle both halves separately so that we properly zero data in the * page cache for blocks that are entirely outside of i_size. */ - if (first <= end && last > end) - plen -= (last - end) * block_size; + if (orig_pos <= isize && orig_pos + length > isize) { + unsigned end = offset_in_page(isize - 1) >> block_bits; + + if (first <= end && last > end) + plen -= (last - end) * block_size; + } *offp = poff; *lenp = plen; @@ -1580,7 +1585,7 @@ iomap_dio_bio_actor(struct inode *inode, loff_t pos, loff_t length, struct bio *bio; bool need_zeroout = false; bool use_fua = false; - int nr_pages, ret; + int nr_pages, ret = 0; size_t copied = 0; if ((pos | length | align) & ((1 << blkbits) - 1)) @@ -1596,12 +1601,13 @@ iomap_dio_bio_actor(struct inode *inode, loff_t pos, loff_t length, if (iomap->flags & IOMAP_F_NEW) { need_zeroout = true; - } else { + } else if (iomap->type == IOMAP_MAPPED) { /* - * Use a FUA write if we need datasync semantics, this - * is a pure data IO that doesn't require any metadata - * updates and the underlying device supports FUA. This - * allows us to avoid cache flushes on IO completion. + * Use a FUA write if we need datasync semantics, this is a pure + * data IO that doesn't require any metadata updates (including + * after IO completion such as unwritten extent conversion) and + * the underlying device supports FUA. This allows us to avoid + * cache flushes on IO completion. */ if (!(iomap->flags & (IOMAP_F_SHARED|IOMAP_F_DIRTY)) && (dio->flags & IOMAP_DIO_WRITE_FUA) && @@ -1644,8 +1650,14 @@ iomap_dio_bio_actor(struct inode *inode, loff_t pos, loff_t length, ret = bio_iov_iter_get_pages(bio, &iter); if (unlikely(ret)) { + /* + * We have to stop part way through an IO. We must fall + * through to the sub-block tail zeroing here, otherwise + * this short IO may expose stale data in the tail of + * the block we haven't written data to. + */ bio_put(bio); - return copied ? copied : ret; + goto zero_tail; } n = bio->bi_iter.bi_size; @@ -1676,13 +1688,21 @@ iomap_dio_bio_actor(struct inode *inode, loff_t pos, loff_t length, dio->submit.cookie = submit_bio(bio); } while (nr_pages); - if (need_zeroout) { + /* + * We need to zeroout the tail of a sub-block write if the extent type + * requires zeroing or the write extends beyond EOF. If we don't zero + * the block tail in the latter case, we can expose stale data via mmap + * reads of the EOF block. + */ +zero_tail: + if (need_zeroout || + ((dio->flags & IOMAP_DIO_WRITE) && pos >= i_size_read(inode))) { /* zero out from the end of the write to the end of the block */ pad = pos & (fs_block_size - 1); if (pad) iomap_dio_zero(dio, iomap, pos, fs_block_size - pad); } - return copied; + return copied ? copied : ret; } static loff_t @@ -1857,6 +1877,15 @@ iomap_dio_rw(struct kiocb *iocb, struct iov_iter *iter, dio->wait_for_completion = true; ret = 0; } + + /* + * Splicing to pipes can fail on a full pipe. We have to + * swallow this to make it look like a short IO + * otherwise the higher splice layers will completely + * mishandle the error and stop moving data. + */ + if (ret == -EFAULT) + ret = 0; break; } pos += ret; diff --git a/fs/read_write.c b/fs/read_write.c index bfcb4ced5664..4dae0399c75a 100644 --- a/fs/read_write.c +++ b/fs/read_write.c @@ -2094,17 +2094,18 @@ int vfs_dedupe_file_range(struct file *file, struct file_dedupe_range *same) off = same->src_offset; len = same->src_length; - ret = -EISDIR; if (S_ISDIR(src->i_mode)) - goto out; + return -EISDIR; - ret = -EINVAL; if (!S_ISREG(src->i_mode)) - goto out; + return -EINVAL; + + if (!file->f_op->remap_file_range) + return -EOPNOTSUPP; ret = remap_verify_area(file, off, len, false); if (ret < 0) - goto out; + return ret; ret = 0; if (off + len > i_size_read(src)) @@ -2147,10 +2148,8 @@ next_fdput: fdput(dst_fd); next_loop: if (fatal_signal_pending(current)) - goto out; + break; } - -out: return ret; } EXPORT_SYMBOL(vfs_dedupe_file_range); diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c index 74d7228e755b..19e921d1586f 100644 --- a/fs/xfs/libxfs/xfs_bmap.c +++ b/fs/xfs/libxfs/xfs_bmap.c @@ -1694,10 +1694,13 @@ xfs_bmap_add_extent_delay_real( case BMAP_LEFT_FILLING | BMAP_RIGHT_FILLING | BMAP_RIGHT_CONTIG: /* * Filling in all of a previously delayed allocation extent. - * The right neighbor is contiguous, the left is not. + * The right neighbor is contiguous, the left is not. Take care + * with delay -> unwritten extent allocation here because the + * delalloc record we are overwriting is always written. */ PREV.br_startblock = new->br_startblock; PREV.br_blockcount += RIGHT.br_blockcount; + PREV.br_state = new->br_state; xfs_iext_next(ifp, &bma->icur); xfs_iext_remove(bma->ip, &bma->icur, state); diff --git a/fs/xfs/libxfs/xfs_ialloc_btree.c b/fs/xfs/libxfs/xfs_ialloc_btree.c index 86c50208a143..7fbf8af0b159 100644 --- a/fs/xfs/libxfs/xfs_ialloc_btree.c +++ b/fs/xfs/libxfs/xfs_ialloc_btree.c @@ -538,15 +538,18 @@ xfs_inobt_rec_check_count( static xfs_extlen_t xfs_inobt_max_size( - struct xfs_mount *mp) + struct xfs_mount *mp, + xfs_agnumber_t agno) { + xfs_agblock_t agblocks = xfs_ag_block_count(mp, agno); + /* Bail out if we're uninitialized, which can happen in mkfs. */ if (mp->m_inobt_mxr[0] == 0) return 0; return xfs_btree_calc_size(mp->m_inobt_mnr, - (uint64_t)mp->m_sb.sb_agblocks * mp->m_sb.sb_inopblock / - XFS_INODES_PER_CHUNK); + (uint64_t)agblocks * mp->m_sb.sb_inopblock / + XFS_INODES_PER_CHUNK); } static int @@ -594,7 +597,7 @@ xfs_finobt_calc_reserves( if (error) return error; - *ask += xfs_inobt_max_size(mp); + *ask += xfs_inobt_max_size(mp, agno); *used += tree_len; return 0; } diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c index 5d263dfdb3bc..404e581f1ea1 100644 --- a/fs/xfs/xfs_bmap_util.c +++ b/fs/xfs/xfs_bmap_util.c @@ -1042,7 +1042,7 @@ out_trans_cancel: goto out_unlock; } -static int +int xfs_flush_unmap_range( struct xfs_inode *ip, xfs_off_t offset, @@ -1195,13 +1195,7 @@ xfs_prepare_shift( * Writeback and invalidate cache for the remainder of the file as we're * about to shift down every extent from offset to EOF. */ - error = filemap_write_and_wait_range(VFS_I(ip)->i_mapping, offset, -1); - if (error) - return error; - error = invalidate_inode_pages2_range(VFS_I(ip)->i_mapping, - offset >> PAGE_SHIFT, -1); - if (error) - return error; + error = xfs_flush_unmap_range(ip, offset, XFS_ISIZE(ip)); /* * Clean out anything hanging around in the cow fork now that diff --git a/fs/xfs/xfs_bmap_util.h b/fs/xfs/xfs_bmap_util.h index 87363d136bb6..7a78229cf1a7 100644 --- a/fs/xfs/xfs_bmap_util.h +++ b/fs/xfs/xfs_bmap_util.h @@ -80,4 +80,7 @@ int xfs_bmap_count_blocks(struct xfs_trans *tp, struct xfs_inode *ip, int whichfork, xfs_extnum_t *nextents, xfs_filblks_t *count); +int xfs_flush_unmap_range(struct xfs_inode *ip, xfs_off_t offset, + xfs_off_t len); + #endif /* __XFS_BMAP_UTIL_H__ */ diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c index 12d8455bfbb2..010db5f8fb00 100644 --- a/fs/xfs/xfs_buf_item.c +++ b/fs/xfs/xfs_buf_item.c @@ -1233,9 +1233,23 @@ xfs_buf_iodone( } /* - * Requeue a failed buffer for writeback + * Requeue a failed buffer for writeback. * - * Return true if the buffer has been re-queued properly, false otherwise + * We clear the log item failed state here as well, but we have to be careful + * about reference counts because the only active reference counts on the buffer + * may be the failed log items. Hence if we clear the log item failed state + * before queuing the buffer for IO we can release all active references to + * the buffer and free it, leading to use after free problems in + * xfs_buf_delwri_queue. It makes no difference to the buffer or log items which + * order we process them in - the buffer is locked, and we own the buffer list + * so nothing on them is going to change while we are performing this action. + * + * Hence we can safely queue the buffer for IO before we clear the failed log + * item state, therefore always having an active reference to the buffer and + * avoiding the transient zero-reference state that leads to use-after-free. + * + * Return true if the buffer was added to the buffer list, false if it was + * already on the buffer list. */ bool xfs_buf_resubmit_failed_buffers( @@ -1243,16 +1257,16 @@ xfs_buf_resubmit_failed_buffers( struct list_head *buffer_list) { struct xfs_log_item *lip; + bool ret; + + ret = xfs_buf_delwri_queue(bp, buffer_list); /* - * Clear XFS_LI_FAILED flag from all items before resubmit - * - * XFS_LI_FAILED set/clear is protected by ail_lock, caller this + * XFS_LI_FAILED set/clear is protected by ail_lock, caller of this * function already have it acquired */ list_for_each_entry(lip, &bp->b_li_list, li_bio_list) xfs_clear_li_failed(lip); - /* Add this buffer back to the delayed write list */ - return xfs_buf_delwri_queue(bp, buffer_list); + return ret; } diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c index 53c9ab8fb777..e47425071e65 100644 --- a/fs/xfs/xfs_file.c +++ b/fs/xfs/xfs_file.c @@ -920,7 +920,7 @@ out_unlock: } -loff_t +STATIC loff_t xfs_file_remap_range( struct file *file_in, loff_t pos_in, diff --git a/fs/xfs/xfs_reflink.c b/fs/xfs/xfs_reflink.c index ecdb086bc23e..322a852ce284 100644 --- a/fs/xfs/xfs_reflink.c +++ b/fs/xfs/xfs_reflink.c @@ -296,6 +296,7 @@ xfs_reflink_reserve_cow( if (error) return error; + xfs_trim_extent(imap, got.br_startoff, got.br_blockcount); trace_xfs_reflink_cow_alloc(ip, &got); return 0; } @@ -1351,10 +1352,19 @@ xfs_reflink_remap_prep( if (ret) goto out_unlock; - /* Zap any page cache for the destination file's range. */ - truncate_inode_pages_range(&inode_out->i_data, - round_down(pos_out, PAGE_SIZE), - round_up(pos_out + *len, PAGE_SIZE) - 1); + /* + * If pos_out > EOF, we may have dirtied blocks between EOF and + * pos_out. In that case, we need to extend the flush and unmap to cover + * from EOF to the end of the copy length. + */ + if (pos_out > XFS_ISIZE(dest)) { + loff_t flen = *len + (pos_out - XFS_ISIZE(dest)); + ret = xfs_flush_unmap_range(dest, XFS_ISIZE(dest), flen); + } else { + ret = xfs_flush_unmap_range(dest, pos_out, *len); + } + if (ret) + goto out_unlock; return 1; out_unlock: diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h index 3043e5ed6495..8a6532aae779 100644 --- a/fs/xfs/xfs_trace.h +++ b/fs/xfs/xfs_trace.h @@ -280,7 +280,10 @@ DECLARE_EVENT_CLASS(xfs_buf_class, ), TP_fast_assign( __entry->dev = bp->b_target->bt_dev; - __entry->bno = bp->b_bn; + if (bp->b_bn == XFS_BUF_DADDR_NULL) + __entry->bno = bp->b_maps[0].bm_bn; + else + __entry->bno = bp->b_bn; __entry->nblks = bp->b_length; __entry->hold = atomic_read(&bp->b_hold); __entry->pincount = atomic_read(&bp->b_pin_count); diff --git a/include/linux/usb/quirks.h b/include/linux/usb/quirks.h index b7a99ce56bc9..a1be64c9940f 100644 --- a/include/linux/usb/quirks.h +++ b/include/linux/usb/quirks.h @@ -66,4 +66,7 @@ /* Device needs a pause after every control message. */ #define USB_QUIRK_DELAY_CTRL_MSG BIT(13) +/* Hub needs extra delay after resetting its port. */ +#define USB_QUIRK_HUB_SLOW_RESET BIT(14) + #endif /* __LINUX_USB_QUIRKS_H */ diff --git a/include/media/v4l2-mem2mem.h b/include/media/v4l2-mem2mem.h index 58c1ecf3d648..5467264771ec 100644 --- a/include/media/v4l2-mem2mem.h +++ b/include/media/v4l2-mem2mem.h @@ -624,7 +624,7 @@ v4l2_m2m_dst_buf_remove_by_idx(struct v4l2_m2m_ctx *m2m_ctx, unsigned int idx) /* v4l2 request helper */ -void vb2_m2m_request_queue(struct media_request *req); +void v4l2_m2m_request_queue(struct media_request *req); /* v4l2 ioctl helpers */ diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h index 51b095898f4b..998983a6e6b7 100644 --- a/include/uapi/linux/v4l2-controls.h +++ b/include/uapi/linux/v4l2-controls.h @@ -50,6 +50,8 @@ #ifndef __LINUX_V4L2_CONTROLS_H #define __LINUX_V4L2_CONTROLS_H +#include <linux/types.h> + /* Control classes */ #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */ #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */ @@ -1110,6 +1112,7 @@ struct v4l2_mpeg2_sequence { __u8 profile_and_level_indication; __u8 progressive_sequence; __u8 chroma_format; + __u8 pad; }; struct v4l2_mpeg2_picture { @@ -1128,6 +1131,7 @@ struct v4l2_mpeg2_picture { __u8 alternate_scan; __u8 repeat_first_field; __u8 progressive_frame; + __u8 pad; }; struct v4l2_ctrl_mpeg2_slice_params { @@ -1142,6 +1146,7 @@ struct v4l2_ctrl_mpeg2_slice_params { __u8 backward_ref_index; __u8 forward_ref_index; + __u8 pad; }; struct v4l2_ctrl_mpeg2_quantization { diff --git a/lib/test_firmware.c b/lib/test_firmware.c index b984806d7d7b..7cab9a9869ac 100644 --- a/lib/test_firmware.c +++ b/lib/test_firmware.c @@ -837,6 +837,7 @@ static ssize_t read_firmware_show(struct device *dev, if (req->fw->size > PAGE_SIZE) { pr_err("Testing interface must use PAGE_SIZE firmware for now\n"); rc = -EINVAL; + goto out; } memcpy(buf, req->fw->data, req->fw->size); diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c index 57fcc6b4bf6e..2f126eff275d 100644 --- a/net/ceph/messenger.c +++ b/net/ceph/messenger.c @@ -580,9 +580,15 @@ static int ceph_tcp_sendpage(struct socket *sock, struct page *page, struct bio_vec bvec; int ret; - /* sendpage cannot properly handle pages with page_count == 0, - * we need to fallback to sendmsg if that's the case */ - if (page_count(page) >= 1) + /* + * sendpage cannot properly handle pages with page_count == 0, + * we need to fall back to sendmsg if that's the case. + * + * Same goes for slab pages: skb_can_coalesce() allows + * coalescing neighboring slab objects into a single frag which + * triggers one of hardened usercopy checks. + */ + if (page_count(page) >= 1 && !PageSlab(page)) return __ceph_tcp_sendpage(sock, page, offset, size, more); bvec.bv_page = page; diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c index f8d4a419f3af..467039b342b5 100644 --- a/sound/core/oss/pcm_oss.c +++ b/sound/core/oss/pcm_oss.c @@ -1062,8 +1062,8 @@ static int snd_pcm_oss_change_params_locked(struct snd_pcm_substream *substream) runtime->oss.channels = params_channels(params); runtime->oss.rate = params_rate(params); - vfree(runtime->oss.buffer); - runtime->oss.buffer = vmalloc(runtime->oss.period_bytes); + kvfree(runtime->oss.buffer); + runtime->oss.buffer = kvzalloc(runtime->oss.period_bytes, GFP_KERNEL); if (!runtime->oss.buffer) { err = -ENOMEM; goto failure; @@ -2328,7 +2328,7 @@ static void snd_pcm_oss_release_substream(struct snd_pcm_substream *substream) { struct snd_pcm_runtime *runtime; runtime = substream->runtime; - vfree(runtime->oss.buffer); + kvfree(runtime->oss.buffer); runtime->oss.buffer = NULL; #ifdef CONFIG_SND_PCM_OSS_PLUGINS snd_pcm_oss_plugin_clear(substream); diff --git a/sound/core/oss/pcm_plugin.c b/sound/core/oss/pcm_plugin.c index 141c5f3a9575..31cb2acf8afc 100644 --- a/sound/core/oss/pcm_plugin.c +++ b/sound/core/oss/pcm_plugin.c @@ -66,8 +66,8 @@ static int snd_pcm_plugin_alloc(struct snd_pcm_plugin *plugin, snd_pcm_uframes_t return -ENXIO; size /= 8; if (plugin->buf_frames < frames) { - vfree(plugin->buf); - plugin->buf = vmalloc(size); + kvfree(plugin->buf); + plugin->buf = kvzalloc(size, GFP_KERNEL); plugin->buf_frames = frames; } if (!plugin->buf) { @@ -191,7 +191,7 @@ int snd_pcm_plugin_free(struct snd_pcm_plugin *plugin) if (plugin->private_free) plugin->private_free(plugin); kfree(plugin->buf_channels); - vfree(plugin->buf); + kvfree(plugin->buf); kfree(plugin); return 0; } diff --git a/sound/pci/hda/patch_ca0132.c b/sound/pci/hda/patch_ca0132.c index 0a24037184c3..0a567634e5fa 100644 --- a/sound/pci/hda/patch_ca0132.c +++ b/sound/pci/hda/patch_ca0132.c @@ -1177,6 +1177,7 @@ static const struct snd_pci_quirk ca0132_quirks[] = { SND_PCI_QUIRK(0x1028, 0x0708, "Alienware 15 R2 2016", QUIRK_ALIENWARE), SND_PCI_QUIRK(0x1102, 0x0010, "Sound Blaster Z", QUIRK_SBZ), SND_PCI_QUIRK(0x1102, 0x0023, "Sound Blaster Z", QUIRK_SBZ), + SND_PCI_QUIRK(0x1102, 0x0033, "Sound Blaster ZxR", QUIRK_SBZ), SND_PCI_QUIRK(0x1458, 0xA016, "Recon3Di", QUIRK_R3DI), SND_PCI_QUIRK(0x1458, 0xA026, "Gigabyte G1.Sniper Z97", QUIRK_R3DI), SND_PCI_QUIRK(0x1458, 0xA036, "Gigabyte GA-Z170X-Gaming 7", QUIRK_R3DI), @@ -8413,7 +8414,7 @@ static void ca0132_free(struct hda_codec *codec) snd_hda_power_down(codec); if (spec->mem_base) - iounmap(spec->mem_base); + pci_iounmap(codec->bus->pci, spec->mem_base); kfree(spec->spec_init_verbs); kfree(codec->spec); } @@ -8488,7 +8489,7 @@ static void ca0132_config(struct hda_codec *codec) break; case QUIRK_AE5: codec_dbg(codec, "%s: QUIRK_AE5 applied.\n", __func__); - snd_hda_apply_pincfgs(codec, r3di_pincfgs); + snd_hda_apply_pincfgs(codec, ae5_pincfgs); break; } diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index fa61674a5605..970bc44a378b 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -6481,6 +6481,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x103c, 0x2336, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1), SND_PCI_QUIRK(0x103c, 0x2337, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1), SND_PCI_QUIRK(0x103c, 0x221c, "HP EliteBook 755 G2", ALC280_FIXUP_HP_HEADSET_MIC), + SND_PCI_QUIRK(0x103c, 0x820d, "HP Pavilion 15", ALC269_FIXUP_HP_MUTE_LED_MIC3), SND_PCI_QUIRK(0x103c, 0x8256, "HP", ALC221_FIXUP_HP_FRONT_MIC), SND_PCI_QUIRK(0x103c, 0x827e, "HP x360", ALC295_FIXUP_HP_X360), SND_PCI_QUIRK(0x103c, 0x82bf, "HP", ALC221_FIXUP_HP_MIC_NO_PRESENCE), diff --git a/tools/power/cpupower/Makefile b/tools/power/cpupower/Makefile index 1dd5f4fcffd5..db66a952c173 100644 --- a/tools/power/cpupower/Makefile +++ b/tools/power/cpupower/Makefile @@ -129,7 +129,7 @@ WARNINGS += $(call cc-supports,-Wno-pointer-sign) WARNINGS += $(call cc-supports,-Wdeclaration-after-statement) WARNINGS += -Wshadow -CFLAGS += -DVERSION=\"$(VERSION)\" -DPACKAGE=\"$(PACKAGE)\" \ +override CFLAGS += -DVERSION=\"$(VERSION)\" -DPACKAGE=\"$(PACKAGE)\" \ -DPACKAGE_BUGREPORT=\"$(PACKAGE_BUGREPORT)\" -D_GNU_SOURCE UTIL_OBJS = utils/helpers/amd.o utils/helpers/msr.o \ @@ -156,12 +156,12 @@ LIB_SRC = lib/cpufreq.c lib/cpupower.c lib/cpuidle.c LIB_OBJS = lib/cpufreq.o lib/cpupower.o lib/cpuidle.o LIB_OBJS := $(addprefix $(OUTPUT),$(LIB_OBJS)) -CFLAGS += -pipe +override CFLAGS += -pipe ifeq ($(strip $(NLS)),true) INSTALL_NLS += install-gmo COMPILE_NLS += create-gmo - CFLAGS += -DNLS + override CFLAGS += -DNLS endif ifeq ($(strip $(CPUFREQ_BENCH)),true) @@ -175,7 +175,7 @@ ifeq ($(strip $(STATIC)),true) UTIL_SRC += $(LIB_SRC) endif -CFLAGS += $(WARNINGS) +override CFLAGS += $(WARNINGS) ifeq ($(strip $(V)),false) QUIET=@ @@ -188,10 +188,10 @@ export QUIET ECHO # if DEBUG is enabled, then we do not strip or optimize ifeq ($(strip $(DEBUG)),true) - CFLAGS += -O1 -g -DDEBUG + override CFLAGS += -O1 -g -DDEBUG STRIPCMD = /bin/true -Since_we_are_debugging else - CFLAGS += $(OPTIMIZATION) -fomit-frame-pointer + override CFLAGS += $(OPTIMIZATION) -fomit-frame-pointer STRIPCMD = $(STRIP) -s --remove-section=.note --remove-section=.comment endif diff --git a/tools/power/cpupower/bench/Makefile b/tools/power/cpupower/bench/Makefile index d79ab161cc75..f68b4bc55273 100644 --- a/tools/power/cpupower/bench/Makefile +++ b/tools/power/cpupower/bench/Makefile @@ -9,7 +9,7 @@ endif ifeq ($(strip $(STATIC)),true) LIBS = -L../ -L$(OUTPUT) -lm OBJS = $(OUTPUT)main.o $(OUTPUT)parse.o $(OUTPUT)system.o $(OUTPUT)benchmark.o \ - $(OUTPUT)../lib/cpufreq.o $(OUTPUT)../lib/sysfs.o + $(OUTPUT)../lib/cpufreq.o $(OUTPUT)../lib/cpupower.o else LIBS = -L../ -L$(OUTPUT) -lm -lcpupower OBJS = $(OUTPUT)main.o $(OUTPUT)parse.o $(OUTPUT)system.o $(OUTPUT)benchmark.o diff --git a/tools/power/cpupower/debug/x86_64/Makefile b/tools/power/cpupower/debug/x86_64/Makefile index 59af84b8ef45..b1b6c43644e7 100644 --- a/tools/power/cpupower/debug/x86_64/Makefile +++ b/tools/power/cpupower/debug/x86_64/Makefile @@ -13,10 +13,10 @@ INSTALL = /usr/bin/install default: all $(OUTPUT)centrino-decode: ../i386/centrino-decode.c - $(CC) $(CFLAGS) -o $@ $< + $(CC) $(CFLAGS) -o $@ $(LDFLAGS) $< $(OUTPUT)powernow-k8-decode: ../i386/powernow-k8-decode.c - $(CC) $(CFLAGS) -o $@ $< + $(CC) $(CFLAGS) -o $@ $(LDFLAGS) $< all: $(OUTPUT)centrino-decode $(OUTPUT)powernow-k8-decode diff --git a/tools/power/cpupower/lib/cpufreq.c b/tools/power/cpupower/lib/cpufreq.c index 1b993fe1ce23..0c0f3e3f0d80 100644 --- a/tools/power/cpupower/lib/cpufreq.c +++ b/tools/power/cpupower/lib/cpufreq.c @@ -28,7 +28,7 @@ static unsigned int sysfs_cpufreq_read_file(unsigned int cpu, const char *fname, snprintf(path, sizeof(path), PATH_TO_CPU "cpu%u/cpufreq/%s", cpu, fname); - return sysfs_read_file(path, buf, buflen); + return cpupower_read_sysfs(path, buf, buflen); } /* helper function to write a new value to a /sys file */ diff --git a/tools/power/cpupower/lib/cpuidle.c b/tools/power/cpupower/lib/cpuidle.c index 9bd4c7655fdb..852d25462388 100644 --- a/tools/power/cpupower/lib/cpuidle.c +++ b/tools/power/cpupower/lib/cpuidle.c @@ -319,7 +319,7 @@ static unsigned int sysfs_cpuidle_read_file(const char *fname, char *buf, snprintf(path, sizeof(path), PATH_TO_CPU "cpuidle/%s", fname); - return sysfs_read_file(path, buf, buflen); + return cpupower_read_sysfs(path, buf, buflen); } diff --git a/tools/power/cpupower/lib/cpupower.c b/tools/power/cpupower/lib/cpupower.c index 9c395ec924de..9711d628b0f4 100644 --- a/tools/power/cpupower/lib/cpupower.c +++ b/tools/power/cpupower/lib/cpupower.c @@ -15,7 +15,7 @@ #include "cpupower.h" #include "cpupower_intern.h" -unsigned int sysfs_read_file(const char *path, char *buf, size_t buflen) +unsigned int cpupower_read_sysfs(const char *path, char *buf, size_t buflen) { int fd; ssize_t numread; @@ -95,7 +95,7 @@ static int sysfs_topology_read_file(unsigned int cpu, const char *fname, int *re snprintf(path, sizeof(path), PATH_TO_CPU "cpu%u/topology/%s", cpu, fname); - if (sysfs_read_file(path, linebuf, MAX_LINE_LEN) == 0) + if (cpupower_read_sysfs(path, linebuf, MAX_LINE_LEN) == 0) return -1; *result = strtol(linebuf, &endp, 0); if (endp == linebuf || errno == ERANGE) diff --git a/tools/power/cpupower/lib/cpupower_intern.h b/tools/power/cpupower/lib/cpupower_intern.h index 92affdfbe417..4887c76d23f8 100644 --- a/tools/power/cpupower/lib/cpupower_intern.h +++ b/tools/power/cpupower/lib/cpupower_intern.h @@ -3,4 +3,4 @@ #define MAX_LINE_LEN 4096 #define SYSFS_PATH_MAX 255 -unsigned int sysfs_read_file(const char *path, char *buf, size_t buflen); +unsigned int cpupower_read_sysfs(const char *path, char *buf, size_t buflen); |