diff options
| author | Tony Lindgren <tony@atomide.com> | 2021-03-08 11:34:12 +0200 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2021-03-08 11:34:12 +0200 |
| commit | 4c9f4865f4604744d4f1a43db22ac6ec9dc8e587 (patch) | |
| tree | 46abf93c9b90b880464772ce7d23309ee3616b91 /arch/x86/pci/intel_mid_pci.c | |
| parent | effe89e40037038db7711bdab5d3401fe297d72c (diff) | |
| parent | 77335a040178a0456d4eabc8bf17a7ca3ee4a327 (diff) | |
Merge branch 'fixes-rc2' into fixes
Diffstat (limited to 'arch/x86/pci/intel_mid_pci.c')
| -rw-r--r-- | arch/x86/pci/intel_mid_pci.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/arch/x86/pci/intel_mid_pci.c b/arch/x86/pci/intel_mid_pci.c index 95e2e6bd8d8c..8edd62206604 100644 --- a/arch/x86/pci/intel_mid_pci.c +++ b/arch/x86/pci/intel_mid_pci.c @@ -28,10 +28,12 @@ #include <linux/io.h> #include <linux/smp.h> +#include <asm/cpu_device_id.h> #include <asm/segment.h> #include <asm/pci_x86.h> #include <asm/hw_irq.h> #include <asm/io_apic.h> +#include <asm/intel-family.h> #include <asm/intel-mid.h> #include <asm/acpi.h> @@ -140,6 +142,7 @@ static int pci_device_update_fixed(struct pci_bus *bus, unsigned int devfn, * type1_access_ok - check whether to use type 1 * @bus: bus number * @devfn: device & function in question + * @reg: configuration register offset * * If the bus is on a Lincroft chip and it exists, or is not on a Lincroft at * all, the we can go ahead with any reads & writes. If it's on a Lincroft, @@ -212,10 +215,17 @@ static int pci_write(struct pci_bus *bus, unsigned int devfn, int where, where, size, value); } +static const struct x86_cpu_id intel_mid_cpu_ids[] = { + X86_MATCH_INTEL_FAM6_MODEL(ATOM_SILVERMONT_MID, NULL), + {} +}; + static int intel_mid_pci_irq_enable(struct pci_dev *dev) { + const struct x86_cpu_id *id; struct irq_alloc_info info; bool polarity_low; + u16 model = 0; int ret; u8 gsi; @@ -228,8 +238,12 @@ static int intel_mid_pci_irq_enable(struct pci_dev *dev) return ret; } - switch (intel_mid_identify_cpu()) { - case INTEL_MID_CPU_CHIP_TANGIER: + id = x86_match_cpu(intel_mid_cpu_ids); + if (id) + model = id->model; + + switch (model) { + case INTEL_FAM6_ATOM_SILVERMONT_MID: polarity_low = false; /* Special treatment for IRQ0 */ |