>-----Original Message----- >From: Kulkarni, Vandita >Sent: Tuesday, July 30, 2019 1:07 PM >To: intel-gfx@lists.freedesktop.org >Cc: Nikula, Jani <jani.nik...@intel.com>; ville.syrj...@linux.intel.com; >Shankar, Uma ><uma.shan...@intel.com>; Kulkarni, Vandita <vandita.kulka...@intel.com> >Subject: [v2 6/6] drm/i915/tgl/dsi: Enable blanking packets during BLLP for >video >mode > >Blanking packet bit will control whether the transcoder allows the link to >enter the LP >state during BLLP regions (assuming there is enough time), or whether it will >keep the >link in the HS state with a Blanking Packet
Looks good to me. Reviewed-by: Uma Shankar <uma.shan...@intel.com> >Signed-off-by: Vandita Kulkarni <vandita.kulka...@intel.com> >--- > drivers/gpu/drm/i915/display/icl_dsi.c | 5 +++++ > drivers/gpu/drm/i915/i915_reg.h | 1 + > 2 files changed, 6 insertions(+) > >diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c >b/drivers/gpu/drm/i915/display/icl_dsi.c >index eaf2779b89b8..ae33639d48ba 100644 >--- a/drivers/gpu/drm/i915/display/icl_dsi.c >+++ b/drivers/gpu/drm/i915/display/icl_dsi.c >@@ -685,6 +685,11 @@ gen11_dsi_configure_transcoder(struct intel_encoder >*encoder, > break; > } > >+ if (INTEL_GEN(dev_priv) >= 12) { >+ if (is_vid_mode(intel_dsi)) >+ tmp |= BLANKING_PACKET_ENABLE; >+ } >+ > /* program DSI operation mode */ > if (is_vid_mode(intel_dsi)) { > tmp &= ~OP_MODE_MASK; >diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h >index >d2b76121d863..1a847f443ef7 100644 >--- a/drivers/gpu/drm/i915/i915_reg.h >+++ b/drivers/gpu/drm/i915/i915_reg.h >@@ -10979,6 +10979,7 @@ enum skl_power_gate { > #define CALIBRATION_DISABLED (0x0 << 4) > #define CALIBRATION_ENABLED_INITIAL_ONLY (0x2 << 4) > #define CALIBRATION_ENABLED_INITIAL_PERIODIC (0x3 << 4) >+#define BLANKING_PACKET_ENABLE (1 << 2) > #define S3D_ORIENTATION_LANDSCAPE (1 << 1) > #define EOTP_DISABLED (1 << 0) > >-- >2.21.0.5.gaeb582a _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx