linux-kernel - [PATCH v7] drm/edp-panel: Add LG Display panel model LP079QX1-SP0V

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [day] [month] [year] [list]

Message-Id: <20250205094734.562992-1-damon.ding@rock-chips.com>
Date: Wed,  5 Feb 2025 17:47:34 +0800
From: Damon Ding <damon.ding@...k-chips.com>
To: neil.armstrong@...aro.org
Cc: dianders@...omium.org,
	quic_jesszhan@...cinc.com,
	dmitry.baryshkov@...aro.org,
	maarten.lankhorst@...ux.intel.com,
	mripard@...nel.org,
	tzimmermann@...e.de,
	airlied@...il.com,
	simona@...ll.ch,
	dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org,
	Damon Ding <damon.ding@...k-chips.com>
Subject: [PATCH v7] drm/edp-panel: Add LG Display panel model LP079QX1-SP0V

The raw edid for LP079QX1-SP0V panel model is:

00 ff ff ff ff ff ff 00 16 83 00 00 00 00 00 00
04 17 01 00 a5 10 0c 78 06 ef 05 a3 54 4c 99 26
0f 50 54 00 00 00 01 01 01 01 01 01 01 01 01 01
01 01 01 01 01 01 ea 4e 00 4c 60 00 14 80 0c 10
84 00 78 a0 00 00 00 18 00 00 00 10 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 fe 00 4c
50 30 37 39 51 58 31 2d 53 50 30 56 00 00 00 fc
00 43 6f 6c 6f 72 20 4c 43 44 0a 20 20 20 00 3f

Signed-off-by: Damon Ding <damon.ding@...k-chips.com>

---

Picked from:
https://patchwork.kernel.org/project/linux-rockchip/list/?series=927765

changes in v7:
- Add &panel_delay.disable and &panel_delay.powered_on_to_enable
  according to the datasheet
---
 drivers/gpu/drm/panel/panel-edp.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/gpu/drm/panel/panel-edp.c b/drivers/gpu/drm/panel/panel-edp.c
index f8511fe5fb0d..d20ed89b66b7 100644
--- a/drivers/gpu/drm/panel/panel-edp.c
+++ b/drivers/gpu/drm/panel/panel-edp.c
@@ -1808,6 +1808,14 @@ static const struct panel_delay delay_200_150_e50 = {
 	.enable = 50,
 };
 
+static const struct panel_delay delay_50_500_e200_d200_po2e335 = {
+	.hpd_absent = 50,
+	.unprepare = 500,
+	.enable = 200,
+	.disable = 200,
+	.powered_on_to_enable = 335,
+};
+
 #define EDP_PANEL_ENTRY(vend_chr_0, vend_chr_1, vend_chr_2, product_id, _delay, _name) \
 { \
 	.ident = { \
@@ -1955,6 +1963,8 @@ static const struct edp_panel_entry edp_panels[] = {
 	EDP_PANEL_ENTRY('C', 'S', 'W', 0x1100, &delay_200_500_e80_d50, "MNB601LS1-1"),
 	EDP_PANEL_ENTRY('C', 'S', 'W', 0x1104, &delay_200_500_e50, "MNB601LS1-4"),
 
+	EDP_PANEL_ENTRY('E', 'T', 'C', 0x0000, &delay_50_500_e200_d200_po2e335, "LP079QX1-SP0V"),
+
 	EDP_PANEL_ENTRY('H', 'K', 'C', 0x2d51, &delay_200_500_e200, "Unknown"),
 	EDP_PANEL_ENTRY('H', 'K', 'C', 0x2d5b, &delay_200_500_e200, "MB116AN01"),
 	EDP_PANEL_ENTRY('H', 'K', 'C', 0x2d5c, &delay_200_500_e200, "MB116AN01-2"),
-- 
2.34.1