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authorDave Airlie <airlied@redhat.com>2020-09-08 16:40:13 +1000
committerDave Airlie <airlied@redhat.com>2020-09-08 16:40:13 +1000
commit0c8d22fcae2f9590a07b000e1724f665820b77f7 (patch)
tree5a2405fe298358d861a58dc933184ee6d3415eb4 /drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
parentce5c207c6b8dd9cdeaeeb2345b8a69335c0d98bf (diff)
parent11bc98bd71fe2e0cb572988519e51bca9d58a18a (diff)
Merge tag 'amd-drm-next-5.10-2020-09-03' of git://people.freedesktop.org/~agd5f/linux into drm-next
amd-drm-next-5.10-2020-09-03: amdgpu: - RAS fixes - Sienna Cichlid updates - Navy Flounder updates - DCE6 (SI) support in DC - Enable plane rotation - Rework pre-OS vram reservation handling during driver init - Add standard interface to dump GPU metrics table from SMU - Rework tiling and tmz state handling in atomic commits - Pstate fixes - Add voltage and power hwmon interfaces for renoir - SW CTF fixes - S/G display fix for Raven - Print client strings for vmfaults for vega and newer - Manual fan control fixes - Display updates - Reorg power management directory structure - Misc bug fixes - Misc code cleanups amdkfd: - Topology fixes - Add SMI events for thermal throttling and GPU resets radeon: - switch from pci_* to dma_* for dma allocations - PLL fix Scheduler: - Clean up priority levels UAPI: - amdgpu INFO IOCTL query update for TMZ state https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6049 - amdkfd SMI event interface updates https://github.com/RadeonOpenCompute/rocm_smi_lib/tree/therm_thrott From: Alex Deucher <alexdeucher@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20200903222921.4152-1-alexander.deucher@amd.com
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c65
1 files changed, 30 insertions, 35 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
index 78d37f92c7be..d6981425ec51 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
@@ -202,40 +202,29 @@ bool amdgpu_gfx_is_high_priority_compute_queue(struct amdgpu_device *adev,
void amdgpu_gfx_compute_queue_acquire(struct amdgpu_device *adev)
{
- int i, queue, pipe, mec;
+ int i, queue, pipe;
bool multipipe_policy = amdgpu_gfx_is_multipipe_capable(adev);
-
- /* policy for amdgpu compute queue ownership */
- for (i = 0; i < AMDGPU_MAX_COMPUTE_QUEUES; ++i) {
- queue = i % adev->gfx.mec.num_queue_per_pipe;
- pipe = (i / adev->gfx.mec.num_queue_per_pipe)
- % adev->gfx.mec.num_pipe_per_mec;
- mec = (i / adev->gfx.mec.num_queue_per_pipe)
- / adev->gfx.mec.num_pipe_per_mec;
-
- /* we've run out of HW */
- if (mec >= adev->gfx.mec.num_mec)
- break;
-
- if (multipipe_policy) {
- /* policy: amdgpu owns the first two queues of the first MEC */
- if (mec == 0 && queue < 2)
- set_bit(i, adev->gfx.mec.queue_bitmap);
- } else {
- /* policy: amdgpu owns all queues in the first pipe */
- if (mec == 0 && pipe == 0)
- set_bit(i, adev->gfx.mec.queue_bitmap);
+ int max_queues_per_mec = min(adev->gfx.mec.num_pipe_per_mec *
+ adev->gfx.mec.num_queue_per_pipe,
+ adev->gfx.num_compute_rings);
+
+ if (multipipe_policy) {
+ /* policy: make queues evenly cross all pipes on MEC1 only */
+ for (i = 0; i < max_queues_per_mec; i++) {
+ pipe = i % adev->gfx.mec.num_pipe_per_mec;
+ queue = (i / adev->gfx.mec.num_pipe_per_mec) %
+ adev->gfx.mec.num_queue_per_pipe;
+
+ set_bit(pipe * adev->gfx.mec.num_queue_per_pipe + queue,
+ adev->gfx.mec.queue_bitmap);
}
+ } else {
+ /* policy: amdgpu owns all queues in the given pipe */
+ for (i = 0; i < max_queues_per_mec; ++i)
+ set_bit(i, adev->gfx.mec.queue_bitmap);
}
- /* update the number of active compute rings */
- adev->gfx.num_compute_rings =
- bitmap_weight(adev->gfx.mec.queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES);
-
- /* If you hit this case and edited the policy, you probably just
- * need to increase AMDGPU_MAX_COMPUTE_RINGS */
- if (WARN_ON(adev->gfx.num_compute_rings > AMDGPU_MAX_COMPUTE_RINGS))
- adev->gfx.num_compute_rings = AMDGPU_MAX_COMPUTE_RINGS;
+ dev_dbg(adev->dev, "mec queue bitmap weight=%d\n", bitmap_weight(adev->gfx.mec.queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES));
}
void amdgpu_gfx_graphics_queue_acquire(struct amdgpu_device *adev)
@@ -571,8 +560,14 @@ void amdgpu_gfx_off_ctrl(struct amdgpu_device *adev, bool enable)
if (enable && !adev->gfx.gfx_off_state && !adev->gfx.gfx_off_req_count) {
schedule_delayed_work(&adev->gfx.gfx_off_delay_work, GFX_OFF_DELAY_ENABLE);
} else if (!enable && adev->gfx.gfx_off_state) {
- if (!amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_GFX, false))
+ if (!amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_GFX, false)) {
adev->gfx.gfx_off_state = false;
+
+ if (adev->gfx.funcs->init_spm_golden) {
+ dev_dbg(adev->dev, "GFXOFF is disabled, re-init SPM golden settings\n");
+ amdgpu_gfx_init_spm_golden(adev);
+ }
+ }
}
mutex_unlock(&adev->gfx.gfx_off_mutex);
@@ -724,7 +719,7 @@ uint32_t amdgpu_kiq_rreg(struct amdgpu_device *adev, uint32_t reg)
*
* also don't wait anymore for IRQ context
* */
- if (r < 1 && (adev->in_gpu_reset || in_interrupt()))
+ if (r < 1 && (amdgpu_in_reset(adev) || in_interrupt()))
goto failed_kiq_read;
might_sleep();
@@ -748,7 +743,7 @@ failed_unlock:
failed_kiq_read:
if (reg_val_offs)
amdgpu_device_wb_free(adev, reg_val_offs);
- pr_err("failed to read reg:%x\n", reg);
+ dev_err(adev->dev, "failed to read reg:%x\n", reg);
return ~0;
}
@@ -782,7 +777,7 @@ void amdgpu_kiq_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v)
*
* also don't wait anymore for IRQ context
* */
- if (r < 1 && (adev->in_gpu_reset || in_interrupt()))
+ if (r < 1 && (amdgpu_in_reset(adev) || in_interrupt()))
goto failed_kiq_write;
might_sleep();
@@ -801,5 +796,5 @@ failed_undo:
amdgpu_ring_undo(ring);
spin_unlock_irqrestore(&kiq->ring_lock, flags);
failed_kiq_write:
- pr_err("failed to write reg:%x\n", reg);
+ dev_err(adev->dev, "failed to write reg:%x\n", reg);
}