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authorGaurav K Singh <gaurav.k.singh@intel.com>2018-11-28 12:26:17 -0800
committerManasi Navare <manasi.d.navare@intel.com>2018-11-29 12:23:23 -0800
commit2279298dbf367c2f581cc61840a2e1700e9ceca0 (patch)
tree5415b12b40e47429e313221774c5c0b4bce0b333 /drivers/gpu/drm/i915/intel_drv.h
parent27998631458a377bd1845f39b65492605299ad08 (diff)
downloadlinux-2279298dbf367c2f581cc61840a2e1700e9ceca0.tar.bz2
drm/i915/dp: Enable/Disable DSC in DP Sink
This patch enables decompression support in sink device before link training and disables the same during the DDI disabling. v3 (From manasi): * Pass bool state to enable/disable (Ville) v2:(From Manasi) * Change the enable/disable function to take crtc_state instead of intel_dp as an argument (Manasi) * Use the compression_enable flag as part of crtc_state (Manasi) Cc: Jani Nikula <jani.nikula@linux.intel.com> Cc: Ville Syrjala <ville.syrjala@linux.intel.com> Cc: Anusha Srivatsa <anusha.srivatsa@intel.com> Cc: Gaurav K Singh <gaurav.k.singh@intel.com> Signed-off-by: Gaurav K Singh <gaurav.k.singh@intel.com> Signed-off-by: Manasi Navare <manasi.d.navare@intel.com> Reviewed-by: Anusha Srivatsa <anusha.srivatsa@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20181128202628.20238-6-manasi.d.navare@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_drv.h')
-rw-r--r--drivers/gpu/drm/i915/intel_drv.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 44a5b21799f5..36e756e15124 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -1802,6 +1802,9 @@ void intel_dp_stop_link_train(struct intel_dp *intel_dp);
int intel_dp_retrain_link(struct intel_encoder *encoder,
struct drm_modeset_acquire_ctx *ctx);
void intel_dp_sink_dpms(struct intel_dp *intel_dp, int mode);
+void intel_dp_sink_set_decompression_state(struct intel_dp *intel_dp,
+ const struct intel_crtc_state *crtc_state,
+ bool enable);
void intel_dp_encoder_reset(struct drm_encoder *encoder);
void intel_dp_encoder_suspend(struct intel_encoder *intel_encoder);
void intel_dp_encoder_destroy(struct drm_encoder *encoder);