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| author | Nathan Schulte <nmschulte@gmail.com> | 2016-03-15 10:14:05 -0500 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-03-16 16:40:50 +0100 |
| commit | 7cc96139d9e3f627bd18e5ee6a5e4e305369865b (patch) | |
| tree | 4444d6193998d3f6bef72ba0a59b9b96c601279e /drivers/gpu/drm/i915/i915_params.h | |
| parent | 117897f42c87c11a3a8315507d38cbd99ea46fda (diff) | |
| download | lwn-7cc96139d9e3f627bd18e5ee6a5e4e305369865b.tar.gz lwn-7cc96139d9e3f627bd18e5ee6a5e4e305369865b.zip | |
drm/i915: add module param "enable_dp_mst"
Adds an (unsafe; auto-kernel-tainting) boolean module parameter to the i915
drm driver: "enable_dp_mst", which is enabled by default. Disabling the
parameter forces newly connected DisplayPort sinks to report as not
supporting multi-stream transport (MST), thus "forcing" the use of
single-stream transport (SST).
v2: rename parameter to conform to style
v3: add signoff
Signed-off-by: Nathan Schulte <nmschulte@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1458054845-5837-1-git-send-email-nmschulte@gmail.com
Diffstat (limited to 'drivers/gpu/drm/i915/i915_params.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_params.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_params.h b/drivers/gpu/drm/i915/i915_params.h index bd5026b15d3e..87153b0199cd 100644 --- a/drivers/gpu/drm/i915/i915_params.h +++ b/drivers/gpu/drm/i915/i915_params.h @@ -59,6 +59,7 @@ struct i915_params { bool enable_guc_submission; bool verbose_state_checks; bool nuclear_pageflip; + bool enable_dp_mst; }; extern struct i915_params i915 __read_mostly; |