diff options
| author | Alex Deucher <alexdeucher@gmail.com> | 2010-08-10 20:33:20 +0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2010-08-30 03:51:20 +0400 |
| commit | 8807286e569c4f12fa2bc980187f3e2abc606d11 (patch) | |
| tree | 12ab5b955ef6a67d3ba05cd1eb1895dd972f09d5 /drivers/gpu/drm/radeon/radeon_clocks.c | |
| parent | 2bfc96a127bc1cc94d26bfaa40159966064f9c8c (diff) | |
| download | linux-8807286e569c4f12fa2bc980187f3e2abc606d11.tar.xz | |
drm/radeon/kms: use tracked values for sclk and mclk
Rather than calling get_memory_clock and get_engine_clock,
used the tracked values from the pm code. Calling the tables
adds additional latency in the modesetting and pm paths.
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_clocks.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_clocks.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_clocks.c b/drivers/gpu/drm/radeon/radeon_clocks.c index 14448a740ba6..690d8907135a 100644 --- a/drivers/gpu/drm/radeon/radeon_clocks.c +++ b/drivers/gpu/drm/radeon/radeon_clocks.c @@ -327,6 +327,14 @@ void radeon_get_clock_info(struct drm_device *dev) mpll->max_feedback_div = 0xff; mpll->best_vco = 0; + if (!rdev->clock.default_sclk) + rdev->clock.default_sclk = radeon_get_engine_clock(rdev); + if ((!rdev->clock.default_mclk) && rdev->asic->get_memory_clock) + rdev->clock.default_mclk = radeon_get_memory_clock(rdev); + + rdev->pm.current_sclk = rdev->clock.default_sclk; + rdev->pm.current_mclk = rdev->clock.default_mclk; + } /* 10 khz */ |