From: Christian König Date: Mon, 26 Jun 2017 09:37:49 +0000 (+0200) Subject: drm/amdgpu: cleanup initializing gtt_size X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=011d4bbea969268c013eaf6e39721d3181833711;p=openwrt%2Fstaging%2Fblogic.git drm/amdgpu: cleanup initializing gtt_size Stop spreading the code over all GMC generations. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 20e0ed96efbb..df63823ad4db 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -559,6 +559,7 @@ struct amdgpu_gart { const struct amdgpu_gart_funcs *gart_funcs; }; +void amdgpu_gart_set_defaults(struct amdgpu_device *adev); int amdgpu_gart_table_ram_alloc(struct amdgpu_device *adev); void amdgpu_gart_table_ram_free(struct amdgpu_device *adev); int amdgpu_gart_table_vram_alloc(struct amdgpu_device *adev); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c index a57abc1a25fb..982b1cc11dac 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c @@ -55,6 +55,26 @@ /* * Common GART table functions. */ + +/** + * amdgpu_gart_set_defaults - set the default gtt_size + * + * @adev: amdgpu_device pointer + * + * Set the default gtt_size based on parameters and available VRAM. + */ +void amdgpu_gart_set_defaults(struct amdgpu_device *adev) +{ + /* unless the user had overridden it, set the gart + * size equal to the 1024 or vram, whichever is larger. + */ + if (amdgpu_gart_size == -1) + adev->mc.gtt_size = max((AMDGPU_DEFAULT_GTT_SIZE_MB << 20), + adev->mc.mc_vram_size); + else + adev->mc.gtt_size = (uint64_t)amdgpu_gart_size << 20; +} + /** * amdgpu_gart_table_ram_alloc - allocate system ram for gart page table * diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c index c1a124a86775..5f7750c6497e 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c @@ -321,15 +321,7 @@ static int gmc_v6_0_mc_init(struct amdgpu_device *adev) adev->mc.real_vram_size = RREG32(mmCONFIG_MEMSIZE) * 1024ULL * 1024ULL; adev->mc.visible_vram_size = adev->mc.aper_size; - /* unless the user had overridden it, set the gart - * size equal to the 1024 or vram, whichever is larger. - */ - if (amdgpu_gart_size == -1) - adev->mc.gtt_size = max((AMDGPU_DEFAULT_GTT_SIZE_MB << 20), - adev->mc.mc_vram_size); - else - adev->mc.gtt_size = (uint64_t)amdgpu_gart_size << 20; - + amdgpu_gart_set_defaults(adev); gmc_v6_0_vram_gtt_location(adev, &adev->mc); return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c index 575d72583746..388b52febc8b 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c @@ -373,15 +373,7 @@ static int gmc_v7_0_mc_init(struct amdgpu_device *adev) if (adev->mc.visible_vram_size > adev->mc.real_vram_size) adev->mc.visible_vram_size = adev->mc.real_vram_size; - /* unless the user had overridden it, set the gart - * size equal to the 1024 or vram, whichever is larger. - */ - if (amdgpu_gart_size == -1) - adev->mc.gtt_size = max((AMDGPU_DEFAULT_GTT_SIZE_MB << 20), - adev->mc.mc_vram_size); - else - adev->mc.gtt_size = (uint64_t)amdgpu_gart_size << 20; - + amdgpu_gart_set_defaults(adev); gmc_v7_0_vram_gtt_location(adev, &adev->mc); return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c index 6379177b9fcb..d148d1c585b3 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c @@ -535,15 +535,7 @@ static int gmc_v8_0_mc_init(struct amdgpu_device *adev) if (adev->mc.visible_vram_size > adev->mc.real_vram_size) adev->mc.visible_vram_size = adev->mc.real_vram_size; - /* unless the user had overridden it, set the gart - * size equal to the 1024 or vram, whichever is larger. - */ - if (amdgpu_gart_size == -1) - adev->mc.gtt_size = max((AMDGPU_DEFAULT_GTT_SIZE_MB << 20), - adev->mc.mc_vram_size); - else - adev->mc.gtt_size = (uint64_t)amdgpu_gart_size << 20; - + amdgpu_gart_set_defaults(adev); gmc_v8_0_vram_gtt_location(adev, &adev->mc); return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c index c6394ea69f96..dbb43d99e02e 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c @@ -494,15 +494,7 @@ static int gmc_v9_0_mc_init(struct amdgpu_device *adev) if (adev->mc.visible_vram_size > adev->mc.real_vram_size) adev->mc.visible_vram_size = adev->mc.real_vram_size; - /* unless the user had overridden it, set the gart - * size equal to the 1024 or vram, whichever is larger. - */ - if (amdgpu_gart_size == -1) - adev->mc.gtt_size = max((AMDGPU_DEFAULT_GTT_SIZE_MB << 20), - adev->mc.mc_vram_size); - else - adev->mc.gtt_size = (uint64_t)amdgpu_gart_size << 20; - + amdgpu_gart_set_defaults(adev); gmc_v9_0_vram_gtt_location(adev, &adev->mc); return 0;