diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2013-08-13 21:18:37 +0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2013-08-31 00:30:53 +0400 |
| commit | ca6ebb39df2be99f08fcf30335b4d52319ab9208 (patch) | |
| tree | 3964b9269b30350d3274fef90cfaa3280c2f32b7 /drivers/gpu/drm/radeon | |
| parent | 59a82d0e65539812652dffea160ef483c1d310f5 (diff) | |
| download | linux-ca6ebb39df2be99f08fcf30335b4d52319ab9208.tar.xz | |
drm/radeon/si: enable DMA pg by default
Enable DMA powergating by default. The DMA engines
will be powergated when not in use.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_asic.c | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/si.c | 16 |
2 files changed, 7 insertions, 15 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c index 3bd96cdb7601..78e9bbc8446b 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.c +++ b/drivers/gpu/drm/radeon/radeon_asic.c @@ -2389,9 +2389,9 @@ int radeon_asic_init(struct radeon_device *rdev) RADEON_CG_SUPPORT_UVD_MGCG | RADEON_CG_SUPPORT_HDP_LS | RADEON_CG_SUPPORT_HDP_MGCG; - rdev->pg_flags = 0; - /*RADEON_PG_SUPPORT_GFX_CG | - RADEON_PG_SUPPORT_SDMA;*/ + rdev->pg_flags = 0 | + /*RADEON_PG_SUPPORT_GFX_CG | */ + RADEON_PG_SUPPORT_SDMA; break; case CHIP_OLAND: rdev->cg_flags = diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c index ebe04e45e5c8..d5f77eb23441 100644 --- a/drivers/gpu/drm/radeon/si.c +++ b/drivers/gpu/drm/radeon/si.c @@ -5279,13 +5279,6 @@ static void si_fini_cg(struct radeon_device *rdev) RADEON_CG_BLOCK_HDP), false); } -void si_update_pg(struct radeon_device *rdev, - bool enable) -{ - si_enable_dma_pg(rdev, enable); - si_enable_gfx_cgpg(rdev, enable); -} - u32 si_get_csb_size(struct radeon_device *rdev) { u32 count = 0; @@ -5387,7 +5380,8 @@ static void si_init_pg(struct radeon_device *rdev) if (rdev->pg_flags & RADEON_PG_SUPPORT_GFX_CG) { si_init_gfx_cgpg(rdev); } - si_update_pg(rdev, false); + si_enable_dma_pg(rdev, true); + si_enable_gfx_cgpg(rdev, true); } else { WREG32(RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8); WREG32(RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8); @@ -5397,10 +5391,8 @@ static void si_init_pg(struct radeon_device *rdev) static void si_fini_pg(struct radeon_device *rdev) { if (rdev->pg_flags) { - if (rdev->pg_flags & RADEON_PG_SUPPORT_SDMA) - si_enable_dma_pg(rdev, false); - if (rdev->pg_flags & RADEON_PG_SUPPORT_GFX_CG) - si_enable_gfx_cgpg(rdev, false); + si_enable_dma_pg(rdev, false); + si_enable_gfx_cgpg(rdev, false); } } |