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authorLionel Landwerlin <lionel.g.landwerlin@intel.com>2016-03-16 10:57:16 +0000
committerMatt Roper <matthew.d.roper@intel.com>2016-03-21 11:40:31 -0700
commit82cf435b3134a5f892971b721b34e4c5d249363d (patch)
treef77061b7a623d8aefc6c6dfe6f2cd81288cd90a5 /Documentation/DocBook
parent05dc698c2e5c9d4453f62fd1cd5acbc68bc97b0f (diff)
downloadop-kernel-dev-82cf435b3134a5f892971b721b34e4c5d249363d.zip
op-kernel-dev-82cf435b3134a5f892971b721b34e4c5d249363d.tar.gz
drm/i915: Implement color management on bdw/skl/bxt/kbl
Patch based on a previous series by Shashank Sharma. v2: Do not read GAMMA_MODE register to figure what mode we're in v3: Program PREC_PAL_GC_MAX to clamp pixel values > 1.0 Add documentation on how the Broadcast RGB property is affected by CTM v4: Update contributors v5: Refactor degamma/gamma LUTs load into a single function v6: Fix missing intel_crtc variable (bisect issue) v7: Fix & simplify limited range matrix multiplication (Matt Roper's comment) Signed-off-by: Shashank Sharma <shashank.sharma@intel.com> Signed-off-by: Kumar, Kiran S <kiran.s.kumar@intel.com> Signed-off-by: Kausal Malladi <kausalmalladi@gmail.com> Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com> Acknowledged-by: Matt Roper <matthew.d.roper@intel.com> Signed-off-by: Matt Roper <matthew.d.roper@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1458125837-2576-4-git-send-email-lionel.g.landwerlin@intel.com
Diffstat (limited to 'Documentation/DocBook')
-rw-r--r--Documentation/DocBook/gpu.tmpl6
1 files changed, 5 insertions, 1 deletions
diff --git a/Documentation/DocBook/gpu.tmpl b/Documentation/DocBook/gpu.tmpl
index ab7ffebf..1464fb2 100644
--- a/Documentation/DocBook/gpu.tmpl
+++ b/Documentation/DocBook/gpu.tmpl
@@ -2153,7 +2153,11 @@ void intel_crt_init(struct drm_device *dev)
<td valign="top" >ENUM</td>
<td valign="top" >{ "Automatic", "Full", "Limited 16:235" }</td>
<td valign="top" >Connector</td>
- <td valign="top" >TBD</td>
+ <td valign="top" >When this property is set to Limited 16:235
+ and CTM is set, the hardware will be programmed with the
+ result of the multiplication of CTM by the limited range
+ matrix to ensure the pixels normaly in the range 0..1.0 are
+ remapped to the range 16/255..235/255.</td>
</tr>
<tr>
<td valign="top" >“audio”</td>
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