diff options
| author | Hawking Zhang <Hawking.Zhang@amd.com> | 2020-04-03 11:40:35 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-04-09 17:43:18 +0300 |
| commit | dec0520aff8df2f1aca8ab9b29818a8002592bec (patch) | |
| tree | 3febb6ce2d784b8ff7d01ebc21fe971d120313fb /drivers/gpu/drm/amd | |
| parent | 1744fb2391dd26b03d2a9ef1735bf2beb3565853 (diff) | |
| download | linux-dec0520aff8df2f1aca8ab9b29818a8002592bec.tar.xz | |
drm/amdgpu: remove inproper workaround for vega10
the workaround is not needed for soc15 ASICs except
for vega10. it is even not needed with latest vega10
vbios.
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 16 |
2 files changed, 0 insertions, 18 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index ccc581d246f7..992778e3139c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -956,8 +956,6 @@ struct amdgpu_device { /* s3/s4 mask */ bool in_suspend; - /* record last mm index being written through WREG32*/ - unsigned long last_mm_index; bool in_gpu_reset; enum pp_mp1_state mp1_state; struct mutex lock_reset; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index a191f6e48550..eddfef191405 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -387,10 +387,6 @@ void static inline amdgpu_mm_wreg_mmio(struct amdgpu_device *adev, uint32_t reg, writel(v, ((void __iomem *)adev->rmmio) + (mmMM_DATA * 4)); spin_unlock_irqrestore(&adev->mmio_idx_lock, flags); } - - if (adev->asic_type >= CHIP_VEGA10 && reg == 1 && adev->last_mm_index == 0x5702C) { - udelay(500); - } } /** @@ -406,10 +402,6 @@ void static inline amdgpu_mm_wreg_mmio(struct amdgpu_device *adev, uint32_t reg, void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v, uint32_t acc_flags) { - if (adev->asic_type >= CHIP_VEGA10 && reg == 0) { - adev->last_mm_index = v; - } - if ((acc_flags & AMDGPU_REGS_KIQ) || (!(acc_flags & AMDGPU_REGS_NO_KIQ) && amdgpu_sriov_runtime(adev))) return amdgpu_kiq_wreg(adev, reg, v); @@ -464,20 +456,12 @@ u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg) */ void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v) { - if (adev->asic_type >= CHIP_VEGA10 && reg == 0) { - adev->last_mm_index = v; - } - if ((reg * 4) < adev->rio_mem_size) iowrite32(v, adev->rio_mem + (reg * 4)); else { iowrite32((reg * 4), adev->rio_mem + (mmMM_INDEX * 4)); iowrite32(v, adev->rio_mem + (mmMM_DATA * 4)); } - - if (adev->asic_type >= CHIP_VEGA10 && reg == 1 && adev->last_mm_index == 0x5702C) { - udelay(500); - } } /** |