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authorVille Syrjälä <ville.syrjala@linux.intel.com>2016-03-15 16:40:05 +0200
committerVille Syrjälä <ville.syrjala@linux.intel.com>2016-04-12 21:12:02 +0300
commitae9ec62bdadc4cd3bf893d6baced80aa3a5dbbd6 (patch)
tree97329e1675016aa44a43ebb7eccbb378ff473e35 /drivers/gpu/drm/i915/intel_dsi_pll.c
parentf00b56896ec2443a33277f5411de0cbd13071cec (diff)
drm/i915: Fix CHV DSI PLL refclk during state readout
Use the proper refclock frequency (100MHz) when reading out the current DSI clock on CHV. Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1458052809-23426-13-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dsi_pll.c')
-rw-r--r--drivers/gpu/drm/i915/intel_dsi_pll.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_dsi_pll.c b/drivers/gpu/drm/i915/intel_dsi_pll.c
index bd17465018f4..7ad59d13dd4c 100644
--- a/drivers/gpu/drm/i915/intel_dsi_pll.c
+++ b/drivers/gpu/drm/i915/intel_dsi_pll.c
@@ -258,7 +258,7 @@ static u32 vlv_dsi_get_pclk(struct intel_encoder *encoder, int pipe_bpp)
u32 dsi_clock, pclk;
u32 pll_ctl, pll_div;
u32 m = 0, p = 0, n;
- int refclk = 25000;
+ int refclk = IS_CHERRYVIEW(dev_priv) ? 100000 : 25000;
int i;
DRM_DEBUG_KMS("\n");