mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-23 07:22:33 +00:00
8299d1f057
Rebased RPi foundation patches on linux 5.10.59, removed applied and reverted patches, wireless patches and defconfig patches. bcm2708: boot tested on RPi B+ v1.2 bcm2709: boot tested on RPi 4B v1.1 4G bcm2711: boot tested on RPi 4B v1.1 4G Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
44 lines
1.3 KiB
Diff
44 lines
1.3 KiB
Diff
From b14001459c04ec0d4a99c1a422077fbce5a0aebc Mon Sep 17 00:00:00 2001
|
|
From: Dom Cobley <popcornmix@gmail.com>
|
|
Date: Mon, 5 Jul 2021 11:43:12 +0100
|
|
Subject: [PATCH] vc4/drv: Only notify firmware of display done with
|
|
kms
|
|
|
|
fkms driver still wants firmware display to be active
|
|
|
|
Signed-off-by: Dom Cobley <popcornmix@gmail.com>
|
|
---
|
|
drivers/gpu/drm/vc4/vc4_drv.c | 14 +++++++++++++-
|
|
1 file changed, 13 insertions(+), 1 deletion(-)
|
|
|
|
--- a/drivers/gpu/drm/vc4/vc4_drv.c
|
|
+++ b/drivers/gpu/drm/vc4/vc4_drv.c
|
|
@@ -258,6 +258,18 @@ const struct of_device_id vc4_dma_range_
|
|
{}
|
|
};
|
|
|
|
+/*
|
|
+ * we need this helper function for determining presence of fkms
|
|
+ * before it's been bound
|
|
+ */
|
|
+static bool firmware_kms(void)
|
|
+{
|
|
+ return of_device_is_available(of_find_compatible_node(NULL, NULL,
|
|
+ "raspberrypi,rpi-firmware-kms")) ||
|
|
+ of_device_is_available(of_find_compatible_node(NULL, NULL,
|
|
+ "raspberrypi,rpi-firmware-kms-2711"));
|
|
+}
|
|
+
|
|
static int vc4_drm_bind(struct device *dev)
|
|
{
|
|
struct platform_device *pdev = to_platform_device(dev);
|
|
@@ -318,7 +330,7 @@ static int vc4_drm_bind(struct device *d
|
|
|
|
drm_fb_helper_remove_conflicting_framebuffers(NULL, "vc4drmfb", false);
|
|
|
|
- if (vc4->firmware) {
|
|
+ if (vc4->firmware && !firmware_kms()) {
|
|
ret = rpi_firmware_property(vc4->firmware,
|
|
RPI_FIRMWARE_NOTIFY_DISPLAY_DONE,
|
|
NULL, 0);
|