From 55b51c88c5167ba0c95919cdd25b0bd376a3f0ea Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Christian=20K=C3=B6nig?= Date: Thu, 18 Apr 2013 15:25:59 +0200 Subject: drm/radeon: raise UVD clocks only on demand MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit That not only saves some power, but also solves problems with older chips where an idle UVD block on higher clocks can cause problems. Signed-off-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/radeon_cs.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/gpu/drm/radeon/radeon_cs.c') diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c index c7407074c09b..7e265a58141f 100644 --- a/drivers/gpu/drm/radeon/radeon_cs.c +++ b/drivers/gpu/drm/radeon/radeon_cs.c @@ -549,6 +549,10 @@ int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) r = radeon_cs_handle_lockup(rdev, r); return r; } + + if (parser.ring == R600_RING_TYPE_UVD_INDEX) + radeon_uvd_note_usage(rdev); + r = radeon_cs_ib_chunk(rdev, &parser); if (r) { goto out; -- cgit v1.2.3