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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2010-08-04 13:50:29 +0100 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2010-08-09 11:24:29 -0700 |
| commit | e044218a8ecb560b6fad65912a4e7e509db40414 (patch) | |
| tree | db1ade3dedc4a2dd20662e6150eb2361e4a775b8 /drivers/gpu/drm | |
| parent | c55217064eb728fc9348de781979b533e7cc116c (diff) | |
| download | blackbird-op-linux-e044218a8ecb560b6fad65912a4e7e509db40414.tar.gz blackbird-op-linux-e044218a8ecb560b6fad65912a4e7e509db40414.zip | |
drm/i915/sdvo: Add dot crawl property
This property is slightly unusual in that it is a boolean and so has no
GET_MAX command.
Reference:
Bug 28636 - missing TV parameter "Dot Crawl freeze"
https://bugs.freedesktop.org/show_bug.cgi?id=28636
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Eric Anholt <eric@anholt.net>
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_sdvo.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index 2344fb056793..1e31724d1616 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -161,6 +161,7 @@ struct intel_sdvo_connector { struct drm_property *flicker_filter_2d; struct drm_property *tv_chroma_filter; struct drm_property *tv_luma_filter; + struct drm_property *dot_crawl; /* add the property for the SDVO-TV/LVDS */ struct drm_property *brightness; @@ -182,6 +183,7 @@ struct intel_sdvo_connector { u32 cur_flicker_filter_2d, max_flicker_filter_2d; u32 cur_tv_chroma_filter, max_tv_chroma_filter; u32 cur_tv_luma_filter, max_tv_luma_filter; + u32 cur_dot_crawl, max_dot_crawl; }; static struct intel_sdvo *enc_to_intel_sdvo(struct drm_encoder *encoder) @@ -1751,6 +1753,8 @@ intel_sdvo_destroy_enhance_property(struct drm_connector *connector) drm_property_destroy(dev, intel_sdvo_connector->tv_luma_filter); if (intel_sdvo_connector->tv_chroma_filter) drm_property_destroy(dev, intel_sdvo_connector->tv_chroma_filter); + if (intel_sdvo_connector->dot_crawl) + drm_property_destroy(dev, intel_sdvo_connector->dot_crawl); if (intel_sdvo_connector->brightness) drm_property_destroy(dev, intel_sdvo_connector->brightness); } @@ -1867,6 +1871,7 @@ intel_sdvo_set_property(struct drm_connector *connector, CHECK_PROPERTY(flicker_filter_adaptive, FLICKER_FILTER_ADAPTIVE) CHECK_PROPERTY(tv_chroma_filter, TV_CHROMA_FILTER) CHECK_PROPERTY(tv_luma_filter, TV_LUMA_FILTER) + CHECK_PROPERTY(dot_crawl, DOT_CRAWL) } return -EINVAL; /* unknown property */ @@ -2439,6 +2444,25 @@ intel_sdvo_create_enhance_property_tv(struct intel_sdvo *intel_sdvo, ENHANCEMENT(tv_chroma_filter, TV_CHROMA_FILTER); ENHANCEMENT(tv_luma_filter, TV_LUMA_FILTER); + if (enhancements.dot_crawl) { + if (!intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_DOT_CRAWL, &response, 2)) + return false; + + intel_sdvo_connector->max_dot_crawl = 1; + intel_sdvo_connector->cur_dot_crawl = response & 0x1; + intel_sdvo_connector->dot_crawl = + drm_property_create(dev, DRM_MODE_PROP_RANGE, "dot_crawl", 2); + if (!intel_sdvo_connector->dot_crawl) + return false; + + intel_sdvo_connector->dot_crawl->values[0] = 0; + intel_sdvo_connector->dot_crawl->values[1] = 1; + drm_connector_attach_property(connector, + intel_sdvo_connector->dot_crawl, + intel_sdvo_connector->cur_dot_crawl); + DRM_DEBUG_KMS("dot crawl: current %d\n", response); + } + return true; } |
