Commit e635b7eb authored by Zhengqiao Xia's avatar Zhengqiao Xia Committed by Douglas Anderson
Browse files

drm/panel-edp: Add prepare_to_enable to 200ms for MNC207QS1-1 



For MNC207QS1-1 panel, Splash screen occur when switch from VT1 to VT2.
The BL_EN signal does not conform to the VESA protocol.
BL_EN signal needs to be pulled high after video signal.
So add prepare_to_enable to 200ms.

[ dianders: Adjusted subject prefix and added Fixes tag ]

Fixes: 0547692a ("drm/panel-edp: Add several generic edp panels")
Signed-off-by: default avatarZhengqiao Xia <xiazhengqiao@huaqin.corp-partner.google.com>
Reviewed-by: default avatarDouglas Anderson <dianders@chromium.org>
Signed-off-by: default avatarDouglas Anderson <dianders@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240301084006.14422-1-xiazhengqiao@huaqin.corp-partner.google.com
parent 216c1282

drivers/gpu/drm/panel/panel-edp.c

+8 −1
Original line number Diff line number Diff line
@@ -1865,6 +1865,13 @@ static const struct panel_delay delay_200_500_e50 = { 
	.enable = 50,

};



static const struct panel_delay delay_200_500_e50_p2e200 = {

	.hpd_absent = 200,

	.unprepare = 500,

	.enable = 50,

	.prepare_to_enable = 200,

};



static const struct panel_delay delay_200_500_e80 = {

	.hpd_absent = 200,

	.unprepare = 500,
@@ -2034,7 +2041,7 @@ static const struct edp_panel_entry edp_panels[] = { 
	EDP_PANEL_ENTRY('C', 'M', 'N', 0x14d6, &delay_200_500_e80_d50, "N140BGA-EA4"),

	EDP_PANEL_ENTRY('C', 'M', 'N', 0x14e5, &delay_200_500_e80_d50, "N140HGA-EA1"),



	EDP_PANEL_ENTRY('C', 'S', 'O', 0x1200, &delay_200_500_e50, "MNC207QS1-1"),

	EDP_PANEL_ENTRY('C', 'S', 'O', 0x1200, &delay_200_500_e50_p2e200, "MNC207QS1-1"),



	EDP_PANEL_ENTRY('H', 'K', 'C', 0x2d51, &delay_200_500_e200, "Unknown"),

	EDP_PANEL_ENTRY('H', 'K', 'C', 0x2d5b, &delay_200_500_e200, "Unknown"),