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| author | Alex Deucher <alexander.deucher@amd.com> | 2013-08-06 19:39:38 +0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2013-08-31 00:30:34 +0400 |
| commit | 5e884f606cdba9c599c9c9373808f272ae794088 (patch) | |
| tree | 37ff80e016bf2b79d91bd4be289dcceab9691e93 /drivers/gpu/drm/radeon/cik.c | |
| parent | 9e9d976205626c3bd92776181cde6a2dda648c2b (diff) | |
| download | linux-5e884f606cdba9c599c9c9373808f272ae794088.tar.xz | |
drm/radeon: restructure UVD code to handle UVD PG (v2)
When we PG (powergate) UVD, we need to re-initialize it
before we can use it again.
v2: rebase on UVD stop fixes
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/cik.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/cik.c | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c index 736a416b51a7..59b866aa08d9 100644 --- a/drivers/gpu/drm/radeon/cik.c +++ b/drivers/gpu/drm/radeon/cik.c @@ -69,6 +69,7 @@ static void cik_pcie_gen3_enable(struct radeon_device *rdev); static void cik_program_aspm(struct radeon_device *rdev); static void cik_init_pg(struct radeon_device *rdev); static void cik_init_cg(struct radeon_device *rdev); +static void cik_uvd_resume(struct radeon_device *rdev); /* get temperature in millidegrees */ int ci_get_temp(struct radeon_device *rdev) @@ -7619,8 +7620,9 @@ static int cik_startup(struct radeon_device *rdev) return r; } - r = cik_uvd_resume(rdev); + r = radeon_uvd_resume(rdev); if (!r) { + cik_uvd_resume(rdev); r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_UVD_INDEX); if (r) @@ -7708,7 +7710,7 @@ static int cik_startup(struct radeon_device *rdev) UVD_RBC_RB_RPTR, UVD_RBC_RB_WPTR, 0, 0xfffff, RADEON_CP_PACKET2); if (!r) - r = r600_uvd_init(rdev); + r = r600_uvd_init(rdev, true); if (r) DRM_ERROR("radeon: failed initializing UVD (%d).\n", r); } @@ -8598,15 +8600,10 @@ int cik_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk) return r; } -int cik_uvd_resume(struct radeon_device *rdev) +static void cik_uvd_resume(struct radeon_device *rdev) { uint64_t addr; uint32_t size; - int r; - - r = radeon_uvd_resume(rdev); - if (r) - return r; /* programm the VCPU memory controller bits 0-27 */ addr = rdev->uvd.gpu_addr >> 3; @@ -8632,7 +8629,6 @@ int cik_uvd_resume(struct radeon_device *rdev) addr = (rdev->uvd.gpu_addr >> 32) & 0xFF; WREG32(UVD_LMI_EXT40_ADDR, addr | (0x9 << 16) | (0x1 << 31)); - return 0; } static void cik_pcie_gen3_enable(struct radeon_device *rdev) |