From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c | 27 +++++++++++++++++++++------
1 files changed, 21 insertions(+), 6 deletions(-)
diff --git a/kernel/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c b/kernel/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
index 7f30001..5a5d397 100644
--- a/kernel/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
+++ b/kernel/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
@@ -700,7 +700,7 @@
}
static enum drm_mode_status adv7511_mode_valid(struct adv7511 *adv7511,
- struct drm_display_mode *mode)
+ const struct drm_display_mode *mode)
{
if (mode->clock > 165000)
return MODE_CLOCK_HIGH;
@@ -789,13 +789,15 @@
else
low_refresh_rate = ADV7511_LOW_REFRESH_RATE_NONE;
- regmap_update_bits(adv7511->regmap, 0xfb,
- 0x6, low_refresh_rate << 1);
+ if (adv7511->type == ADV7511)
+ regmap_update_bits(adv7511->regmap, 0xfb,
+ 0x6, low_refresh_rate << 1);
+ else
+ regmap_update_bits(adv7511->regmap, 0x4a,
+ 0xc, low_refresh_rate << 2);
+
regmap_update_bits(adv7511->regmap, 0x17,
0x60, (vsync_polarity << 6) | (hsync_polarity << 5));
-
- if (adv7511->type == ADV7533 || adv7511->type == ADV7535)
- adv7533_mode_set(adv7511, adj_mode);
drm_mode_copy(&adv7511->curr_mode, adj_mode);
@@ -916,6 +918,18 @@
adv7511_mode_set(adv, mode, adj_mode);
}
+static enum drm_mode_status adv7511_bridge_mode_valid(struct drm_bridge *bridge,
+ const struct drm_display_info *info,
+ const struct drm_display_mode *mode)
+{
+ struct adv7511 *adv = bridge_to_adv7511(bridge);
+
+ if (adv->type == ADV7533 || adv->type == ADV7535)
+ return adv7533_mode_valid(adv, mode);
+ else
+ return adv7511_mode_valid(adv, mode);
+}
+
static int adv7511_bridge_attach(struct drm_bridge *bridge,
enum drm_bridge_attach_flags flags)
{
@@ -966,6 +980,7 @@
.enable = adv7511_bridge_enable,
.disable = adv7511_bridge_disable,
.mode_set = adv7511_bridge_mode_set,
+ .mode_valid = adv7511_bridge_mode_valid,
.attach = adv7511_bridge_attach,
.detect = adv7511_bridge_detect,
.get_edid = adv7511_bridge_get_edid,
--
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