diff options
author | Christian König <christian.koenig@amd.com> | 2022-02-04 16:17:47 +0100 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2023-01-03 16:50:14 -0500 |
commit | da2f992091e2576f93453f3e2dec365538b3ccab (patch) | |
tree | 4531242fc79a18d8f790558287da211e794af1fc /drivers/gpu | |
parent | 7ccfd79fdd6c1a3b44badc994d9581fc9e634562 (diff) |
drm/amdgpu: cleanup visible vram size handling
Centralize the limit handling and validation in one place instead
of spreading that around in different hw generations.
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Luben Tuikov <luben.tuikov@amd.com>
Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c | 7 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 7 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c | 3 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c | 3 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c | 3 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 3 |
6 files changed, 7 insertions, 19 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c index 02a4c93673ce..7eb344717a78 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c @@ -201,6 +201,7 @@ uint64_t amdgpu_gmc_agp_addr(struct ttm_buffer_object *bo) void amdgpu_gmc_vram_location(struct amdgpu_device *adev, struct amdgpu_gmc *mc, u64 base) { + uint64_t vis_limit = (uint64_t)amdgpu_vis_vram_limit << 20; uint64_t limit = (uint64_t)amdgpu_vram_limit << 20; mc->vram_start = base; @@ -208,6 +209,12 @@ void amdgpu_gmc_vram_location(struct amdgpu_device *adev, struct amdgpu_gmc *mc, if (limit && limit < mc->real_vram_size) mc->real_vram_size = limit; + if (vis_limit && vis_limit < mc->visible_vram_size) + mc->visible_vram_size = vis_limit; + + if (mc->real_vram_size < mc->visible_vram_size) + mc->visible_vram_size = mc->real_vram_size; + if (mc->xgmi.num_physical_nodes == 0) { mc->fb_start = mc->vram_start; mc->fb_end = mc->vram_end; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 3c16dcca8a85..ce34b73d05bc 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -1718,7 +1718,6 @@ int amdgpu_ttm_init(struct amdgpu_device *adev) { uint64_t gtt_size; int r; - u64 vis_vram_limit; mutex_init(&adev->mman.gtt_window_lock); @@ -1741,12 +1740,6 @@ int amdgpu_ttm_init(struct amdgpu_device *adev) return r; } - /* Reduce size of CPU-visible VRAM if requested */ - vis_vram_limit = (u64)amdgpu_vis_vram_limit * 1024 * 1024; - if (amdgpu_vis_vram_limit > 0 && - vis_vram_limit <= adev->gmc.visible_vram_size) - adev->gmc.visible_vram_size = vis_vram_limit; - /* Change the size here instead of the init above so only lpfn is affected */ amdgpu_ttm_set_buffer_funcs_status(adev, false); #ifdef CONFIG_64BIT diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c index 808488831dea..7db1f1a7e33c 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c @@ -847,10 +847,7 @@ static int gmc_v10_0_mc_init(struct amdgpu_device *adev) } #endif - /* In case the PCI BAR is larger than the actual amount of vram */ adev->gmc.visible_vram_size = adev->gmc.aper_size; - if (adev->gmc.visible_vram_size > adev->gmc.real_vram_size) - adev->gmc.visible_vram_size = adev->gmc.real_vram_size; /* set the gart size */ if (amdgpu_gart_size == -1) { diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c index b309f3ab2917..0b95afececdc 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c @@ -389,10 +389,7 @@ static int gmc_v7_0_mc_init(struct amdgpu_device *adev) } #endif - /* In case the PCI BAR is larger than the actual amount of vram */ adev->gmc.visible_vram_size = adev->gmc.aper_size; - if (adev->gmc.visible_vram_size > adev->gmc.real_vram_size) - adev->gmc.visible_vram_size = adev->gmc.real_vram_size; /* set the gart size */ if (amdgpu_gart_size == -1) { diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c index 24a256cfd7ce..8256795f6646 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c @@ -587,10 +587,7 @@ static int gmc_v8_0_mc_init(struct amdgpu_device *adev) } #endif - /* In case the PCI BAR is larger than the actual amount of vram */ adev->gmc.visible_vram_size = adev->gmc.aper_size; - if (adev->gmc.visible_vram_size > adev->gmc.real_vram_size) - adev->gmc.visible_vram_size = adev->gmc.real_vram_size; /* set the gart size */ if (amdgpu_gart_size == -1) { diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c index 8f7fa468decb..d65c6cea3445 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c @@ -1552,10 +1552,7 @@ static int gmc_v9_0_mc_init(struct amdgpu_device *adev) } #endif - /* In case the PCI BAR is larger than the actual amount of vram */ adev->gmc.visible_vram_size = adev->gmc.aper_size; - if (adev->gmc.visible_vram_size > adev->gmc.real_vram_size) - adev->gmc.visible_vram_size = adev->gmc.real_vram_size; /* set the gart size */ if (amdgpu_gart_size == -1) { |