mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-28 09:39:00 +00:00
62b7f5931c
bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 3B v1.2 and RPi 4B v1.1 4G
bcm2710: boot tested on RPi 3B v1.2
bcm2711: boot tested on RPi 4B v1.1 4G
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
(cherry-picked from commit f07e572f64)
37 lines
1.1 KiB
Diff
37 lines
1.1 KiB
Diff
From 3c10a82ae5ce60ee8b4dbd1d1f8436efaa4593c3 Mon Sep 17 00:00:00 2001
|
|
From: Dave Stevenson <dave.stevenson@raspberrypi.com>
|
|
Date: Mon, 30 Mar 2020 12:52:26 +0100
|
|
Subject: [PATCH] drm/vc4: Fixup for firmware KMS
|
|
|
|
Fix up "drm/vc4: Kick the core clock up during a mode change" for
|
|
firmware KMS mode where we don't have the HVS or core clock
|
|
configured.
|
|
|
|
Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
|
|
---
|
|
drivers/gpu/drm/vc4/vc4_kms.c | 6 ++++--
|
|
1 file changed, 4 insertions(+), 2 deletions(-)
|
|
|
|
--- a/drivers/gpu/drm/vc4/vc4_kms.c
|
|
+++ b/drivers/gpu/drm/vc4/vc4_kms.c
|
|
@@ -239,7 +239,8 @@ vc4_atomic_complete_commit(struct drm_at
|
|
vc4_hvs_mask_underrun(dev, vc4_crtc_state->assigned_channel);
|
|
}
|
|
|
|
- clk_set_rate(hvs->core_clk, 500000000);
|
|
+ if (!vc4->firmware_kms)
|
|
+ clk_set_rate(hvs->core_clk, 500000000);
|
|
|
|
drm_atomic_helper_wait_for_fences(dev, state, false);
|
|
|
|
@@ -266,7 +267,8 @@ vc4_atomic_complete_commit(struct drm_at
|
|
|
|
drm_atomic_helper_commit_cleanup_done(state);
|
|
|
|
- clk_set_rate(hvs->core_clk, 200000000);
|
|
+ if (!vc4->firmware_kms)
|
|
+ clk_set_rate(hvs->core_clk, 200000000);
|
|
|
|
drm_atomic_state_put(state);
|
|
|