[Intel-gfx] [PATCH 2/2] drm/i915: Dump more configuration information for DSI

ville.syrjala at linux.intel.com ville.syrjala at linux.intel.com
Wed Dec 14 17:14:05 UTC 2016


From: Ville Syrjälä <ville.syrjala at linux.intel.com>

Dump out more of the DSI configuration details during init.
This includes pclk, burst_mode_ratio, lane_count, pixel_overlap,
video_mode_format and reset_timer_val.

v2: Dump more info (Chris)

Cc: Chris Wilson <chris at chris-wilson.co.uk>
Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
---
 drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
index 3fd3bac5fccc..d2e3aa9c5022 100644
--- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
+++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
@@ -808,6 +808,15 @@ struct drm_panel *vbt_panel_init(struct intel_dsi *intel_dsi, u16 panel_id)
 			8);
 	intel_dsi->clk_hs_to_lp_count += extra_byte_count;
 
+	DRM_DEBUG_KMS("Pclk %d\n", intel_dsi->pclk);
+	DRM_DEBUG_KMS("Pixel overlap %d\n", intel_dsi->pixel_overlap);
+	DRM_DEBUG_KMS("Lane count %d\n", intel_dsi->lane_count);
+	DRM_DEBUG_KMS("Video mode format %s\n",
+		      intel_dsi->video_mode_format == NON_BURST_SYNC_PULSE ? "non-burst with sync pulse" :
+		      intel_dsi->video_mode_format == NON_BURST_SYNC_EVENTS ? "non-burst with sync events" :
+		      intel_dsi->video_mode_format == BURST_MODE ? "burst" : "<unknown>");
+	DRM_DEBUG_KMS("Burst mode ratio %d\n", intel_dsi->burst_mode_ratio);
+	DRM_DEBUG_KMS("Reset timer %d\n", intel_dsi->rst_timer_val);
 	DRM_DEBUG_KMS("Eot %s\n", enableddisabled(intel_dsi->eotp_pkt));
 	DRM_DEBUG_KMS("Clockstop %s\n", enableddisabled(!intel_dsi->clock_stop));
 	DRM_DEBUG_KMS("Mode %s\n", intel_dsi->operation_mode ? "command" : "video");
-- 
2.7.4



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