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| author | Alex Deucher <alexander.deucher@amd.com> | 2013-08-29 00:46:01 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2013-08-30 22:31:14 +0200 |
| commit | f30df435ac6136787e65646881e62f12df2d71f6 (patch) | |
| tree | ddbf5e6b35e5a0b1327aa8b5077d778ec2d79bc6 /drivers/gpu/drm | |
| parent | drm/radeon: check the return value of uvd_v1_0_start in uvd_v1_0_init (diff) | |
| download | linux-f30df435ac6136787e65646881e62f12df2d71f6.tar.xz linux-f30df435ac6136787e65646881e62f12df2d71f6.zip | |
drm/radeon/dpm: only need to reprogram uvd if uvd pg is enabled
Avoid needless uvd reprogramming if uvd powergating is disabled.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/gpu/drm/radeon/kv_dpm.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/gpu/drm/radeon/kv_dpm.c b/drivers/gpu/drm/radeon/kv_dpm.c index a10207783065..15a6f67813d7 100644 --- a/drivers/gpu/drm/radeon/kv_dpm.c +++ b/drivers/gpu/drm/radeon/kv_dpm.c @@ -1491,17 +1491,20 @@ void kv_dpm_powergate_uvd(struct radeon_device *rdev, bool gate) pi->uvd_power_gated = gate; if (gate) { - uvd_v1_0_stop(rdev); - cik_update_cg(rdev, RADEON_CG_BLOCK_UVD, false); + if (pi->caps_uvd_pg) { + uvd_v1_0_stop(rdev); + cik_update_cg(rdev, RADEON_CG_BLOCK_UVD, false); + } kv_update_uvd_dpm(rdev, gate); if (pi->caps_uvd_pg) kv_notify_message_to_smu(rdev, PPSMC_MSG_UVDPowerOFF); } else { - if (pi->caps_uvd_pg) + if (pi->caps_uvd_pg) { kv_notify_message_to_smu(rdev, PPSMC_MSG_UVDPowerON); - uvd_v4_2_resume(rdev); - uvd_v1_0_start(rdev); - cik_update_cg(rdev, RADEON_CG_BLOCK_UVD, true); + uvd_v4_2_resume(rdev); + uvd_v1_0_start(rdev); + cik_update_cg(rdev, RADEON_CG_BLOCK_UVD, true); + } kv_update_uvd_dpm(rdev, gate); } } |