diff mbox

[GLK,MIPI,DSI,V1,9/9] drm/915: Parsing the missed out DTD fields from the VBT

Message ID 1481187003-15271-10-git-send-email-madhav.chauhan@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Chauhan, Madhav Dec. 8, 2016, 8:50 a.m. UTC 
From: Vincente Tsou <vincente.tsou@intel.com>

The upper bits of the vsync width, vsync offset and hsync width
were not parsed form the VBT. Parse these fields in this patch.

Signed-off-by: Madhav Chauhan <madhav.chauhan@intel.com>
Signed-off-by: Vincente Tsou <vincente.tsou@intel.com>
---
 drivers/gpu/drm/i915/intel_bios.c     | 8 +++++---
 drivers/gpu/drm/i915/intel_vbt_defs.h | 6 ++++--
 2 files changed, 9 insertions(+), 5 deletions(-)
diff mbox

Patch

diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
index eaade27..e1d014b 100644
--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -114,16 +114,18 @@  static u32 get_blocksize(const void *block_data)
 	panel_fixed_mode->hsync_start = panel_fixed_mode->hdisplay +
 		((dvo_timing->hsync_off_hi << 8) | dvo_timing->hsync_off_lo);
 	panel_fixed_mode->hsync_end = panel_fixed_mode->hsync_start +
-		dvo_timing->hsync_pulse_width;
+		((dvo_timing->hsync_pulse_width_hi << 8) |
+				    dvo_timing->hsync_pulse_width);
 	panel_fixed_mode->htotal = panel_fixed_mode->hdisplay +
 		((dvo_timing->hblank_hi << 8) | dvo_timing->hblank_lo);
 
 	panel_fixed_mode->vdisplay = (dvo_timing->vactive_hi << 8) |
 		dvo_timing->vactive_lo;
 	panel_fixed_mode->vsync_start = panel_fixed_mode->vdisplay +
-		dvo_timing->vsync_off;
+		((dvo_timing->vsync_off_hi << 4) | dvo_timing->vsync_off);
 	panel_fixed_mode->vsync_end = panel_fixed_mode->vsync_start +
-		dvo_timing->vsync_pulse_width;
+		((dvo_timing->vsync_pulse_width_hi << 4) |
+				    dvo_timing->vsync_pulse_width);
 	panel_fixed_mode->vtotal = panel_fixed_mode->vdisplay +
 		((dvo_timing->vblank_hi << 8) | dvo_timing->vblank_lo);
 	panel_fixed_mode->clock = dvo_timing->clock * 10;
diff --git a/drivers/gpu/drm/i915/intel_vbt_defs.h b/drivers/gpu/drm/i915/intel_vbt_defs.h
index 8886cab1..bf9d2d3 100644
--- a/drivers/gpu/drm/i915/intel_vbt_defs.h
+++ b/drivers/gpu/drm/i915/intel_vbt_defs.h
@@ -402,7 +402,9 @@  struct lvds_dvo_timing {
 	u8 hsync_pulse_width;
 	u8 vsync_pulse_width:4;
 	u8 vsync_off:4;
-	u8 rsvd0:6;
+	u8 vsync_pulse_width_hi:2;
+	u8 vsync_off_hi:2;
+	u8 hsync_pulse_width_hi:2;
 	u8 hsync_off_hi:2;
 	u8 himage_lo;
 	u8 vimage_lo;
@@ -414,7 +416,7 @@  struct lvds_dvo_timing {
 	u8 digital:2;
 	u8 vsync_positive:1;
 	u8 hsync_positive:1;
-	u8 rsvd2:1;
+	u8 interlaced:1;
 } __packed;
 
 struct lvds_pnp_id {