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| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2016-03-02 17:22:16 +0200 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2016-03-04 14:44:09 +0200 |
| commit | 35d38d1f17b853a014b500350ab3135790d47ef3 (patch) | |
| tree | 189edcf2ba087ecff090921969bf951b474ccfb9 /drivers/gpu/drm/i915/i915_reg.h | |
| parent | 193709c1c4d2543eac5d49428db732837ebcf61f (diff) | |
| download | lwn-35d38d1f17b853a014b500350ab3135790d47ef3.tar.gz lwn-35d38d1f17b853a014b500350ab3135790d47ef3.zip | |
drm/i915: Read out hrawclk from CCK on vlv/chv
Currently we assume that hrawclk is 200MHz on VLV/CHV. That should
be true always, but just to avoid such asumptions we can read out the
actual frequency from CCK.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1456932138-14004-5-git-send-email-ville.syrjala@linux.intel.com
Reviewed-by: Imre Deak <imre.deak@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_reg.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_reg.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 65f9bb9754ab..7dfc4007f3fa 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -786,6 +786,7 @@ enum skl_disp_power_wells { #define DSI_PLL_M1_DIV_MASK (0x1ff << 0) #define CCK_CZ_CLOCK_CONTROL 0x62 #define CCK_DISPLAY_CLOCK_CONTROL 0x6b +#define CCK_DISPLAY_REF_CLOCK_CONTROL 0x6c #define CCK_TRUNK_FORCE_ON (1 << 17) #define CCK_TRUNK_FORCE_OFF (1 << 16) #define CCK_FREQUENCY_STATUS (0x1f << 8) |