diff options
| author | Christian König <christian.koenig@amd.com> | 2017-10-26 18:06:23 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-02-19 20:17:39 +0100 |
| commit | 5d43be0ccbc2f94aa872dfbe37c969510b8c77d6 (patch) | |
| tree | 936d8b7d430f9b72f7d0d812e33f90016fc1b513 /drivers/gpu/drm/amd/amdgpu/amdgpu_display.c | |
| parent | drm/amdgpu: Update MMHUB power gating register settings (diff) | |
| download | linux-5d43be0ccbc2f94aa872dfbe37c969510b8c77d6.tar.xz linux-5d43be0ccbc2f94aa872dfbe37c969510b8c77d6.zip | |
drm/amdgpu: allow framebuffer in GART memory as well
On CZ and newer APUs we can pin the fb into GART as well as VRAM.
v2: Don't enable gpu_vm_support for Raven yet since it leads to
a black screen. Need to debug this further before enabling.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Samuel Li <samuel.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_display.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_display.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c index 38d47559f098..8ede2645a06c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c @@ -29,6 +29,7 @@ #include "amdgpu_i2c.h" #include "atom.h" #include "amdgpu_connectors.h" +#include "amdgpu_display.h" #include <asm/div64.h> #include <linux/pm_runtime.h> @@ -189,7 +190,7 @@ int amdgpu_crtc_page_flip_target(struct drm_crtc *crtc, goto cleanup; } - r = amdgpu_bo_pin(new_abo, AMDGPU_GEM_DOMAIN_VRAM, &base); + r = amdgpu_bo_pin(new_abo, amdgpu_display_framebuffer_domains(adev), &base); if (unlikely(r != 0)) { DRM_ERROR("failed to pin new abo buffer before flip\n"); goto unreserve; @@ -502,6 +503,17 @@ static const struct drm_framebuffer_funcs amdgpu_fb_funcs = { .create_handle = amdgpu_user_framebuffer_create_handle, }; +uint32_t amdgpu_display_framebuffer_domains(struct amdgpu_device *adev) +{ + uint32_t domain = AMDGPU_GEM_DOMAIN_VRAM; + + if (adev->asic_type >= CHIP_CARRIZO && adev->asic_type < CHIP_RAVEN && + adev->flags & AMD_IS_APU) + domain |= AMDGPU_GEM_DOMAIN_GTT; + + return domain; +} + int amdgpu_framebuffer_init(struct drm_device *dev, struct amdgpu_framebuffer *rfb, |