diff options
| author | Alex Deucher | 2016-05-03 22:25:53 +0200 |
|---|---|---|
| committer | Alex Deucher | 2016-05-11 18:31:21 +0200 |
| commit | 7dae69a2905c34a97678645c8e4c95095f5390b8 (patch) | |
| tree | c60bebc39578bf13cd64989775e9dc9e71819a3a /drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c | |
| parent | drm/amd: cleanup remaining spaces and tabs v2 (diff) | |
| download | kernel-qcow2-linux-7dae69a2905c34a97678645c8e4c95095f5390b8.tar.gz kernel-qcow2-linux-7dae69a2905c34a97678645c8e4c95095f5390b8.tar.xz kernel-qcow2-linux-7dae69a2905c34a97678645c8e4c95095f5390b8.zip | |
drm/amdgpu: fetch cu_info once at init
Fetch this info once at init and just store the results
for future requests.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c | 23 |
1 files changed, 7 insertions, 16 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c index 03108909a275..0014a9ceaf29 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c @@ -53,7 +53,6 @@ static void gfx_v7_0_set_ring_funcs(struct amdgpu_device *adev); static void gfx_v7_0_set_irq_funcs(struct amdgpu_device *adev); static void gfx_v7_0_set_gds_init(struct amdgpu_device *adev); -int gfx_v7_0_get_cu_info(struct amdgpu_device *, struct amdgpu_cu_info *); MODULE_FIRMWARE("radeon/bonaire_pfp.bin"); MODULE_FIRMWARE("radeon/bonaire_me.bin"); @@ -882,6 +881,7 @@ static u32 gfx_v7_0_get_csb_size(struct amdgpu_device *adev); static void gfx_v7_0_get_csb_buffer(struct amdgpu_device *adev, volatile u32 *buffer); static void gfx_v7_0_init_cp_pg_table(struct amdgpu_device *adev); static void gfx_v7_0_init_pg(struct amdgpu_device *adev); +static void gfx_v7_0_get_cu_info(struct amdgpu_device *adev); /* * Core functions @@ -1718,6 +1718,7 @@ static void gfx_v7_0_gpu_init(struct amdgpu_device *adev) gfx_v7_0_tiling_mode_table_init(adev); gfx_v7_0_setup_rb(adev); + gfx_v7_0_get_cu_info(adev); /* set HW defaults for 3D engine */ WREG32(mmCP_MEQ_THRESHOLDS, @@ -3869,18 +3870,13 @@ static u32 gfx_v7_0_get_cu_active_bitmap(struct amdgpu_device *adev) static void gfx_v7_0_init_ao_cu_mask(struct amdgpu_device *adev) { - uint32_t tmp, active_cu_number; - struct amdgpu_cu_info cu_info; - - gfx_v7_0_get_cu_info(adev, &cu_info); - tmp = cu_info.ao_cu_mask; - active_cu_number = cu_info.number; + u32 tmp; - WREG32(mmRLC_PG_ALWAYS_ON_CU_MASK, tmp); + WREG32(mmRLC_PG_ALWAYS_ON_CU_MASK, adev->gfx.cu_info.ao_cu_mask); tmp = RREG32(mmRLC_MAX_PG_CU); tmp &= ~RLC_MAX_PG_CU__MAX_POWERED_UP_CU_MASK; - tmp |= (active_cu_number << RLC_MAX_PG_CU__MAX_POWERED_UP_CU__SHIFT); + tmp |= (adev->gfx.cu_info.number << RLC_MAX_PG_CU__MAX_POWERED_UP_CU__SHIFT); WREG32(mmRLC_MAX_PG_CU, tmp); } @@ -5015,14 +5011,11 @@ static void gfx_v7_0_set_gds_init(struct amdgpu_device *adev) } -int gfx_v7_0_get_cu_info(struct amdgpu_device *adev, - struct amdgpu_cu_info *cu_info) +static void gfx_v7_0_get_cu_info(struct amdgpu_device *adev) { int i, j, k, counter, active_cu_number = 0; u32 mask, bitmap, ao_bitmap, ao_cu_mask = 0; - - if (!adev || !cu_info) - return -EINVAL; + struct amdgpu_cu_info *cu_info = &adev->gfx.cu_info; memset(cu_info, 0, sizeof(*cu_info)); @@ -5053,6 +5046,4 @@ int gfx_v7_0_get_cu_info(struct amdgpu_device *adev, cu_info->number = active_cu_number; cu_info->ao_cu_mask = ao_cu_mask; - - return 0; } |