openwrt/target/linux/bcm27xx/patches-5.10/950-0673-vc4-drv-Only-notify-firmware-of-display-done-with-km.patch
Hauke Mehrtens 9703a2adcc kernel: Refresh on 5.10.138
Refresh all patches on top of kernel 5.10.138.

The following patches were applied upstream:
 bcm27xx/patches-5.10/950-0311-drm-vc4-Adopt-the-dma-configuration-from-the-HVS-or-.patch
 bcm27xx/patches-5.10/950-0317-vc4_hdmi-Remove-firmware-logic-for-MAI-threshold-set.patch
 bcm27xx/patches-5.10/950-0346-drm-vc4-A-present-but-empty-dmas-disables-audio.patch
 bcm27xx/patches-5.10/950-0354-drm-vc4-Add-the-2711-HVS-as-a-suitable-DMA-node.patch
 bcm27xx/patches-5.10/950-0413-drm-vc4-hdmi-Don-t-access-the-connector-state-in-res.patch
 bcm27xx/patches-5.10/950-0505-vc4-drm-Avoid-full-hdmi-audio-fifo-writes.patch
 bcm27xx/patches-5.10/950-0512-vc4-drm-vc4_plane-Remove-subpixel-positioning-check.patch
 bcm27xx/patches-5.10/950-0560-drm-vc4-drv-Remove-the-DSI-pointer-in-vc4_drv.patch
 bcm27xx/patches-5.10/950-0561-drm-vc4-dsi-Use-snprintf-for-the-PHY-clocks-instead-.patch
 bcm27xx/patches-5.10/950-0562-drm-vc4-dsi-Introduce-a-variant-structure.patch
 bcm27xx/patches-5.10/950-0565-drm-vc4-Correct-pixel-order-for-DSI0.patch
 bcm27xx/patches-5.10/950-0566-drm-vc4-Register-dsi0-as-the-correct-vc4-encoder-typ.patch
 bcm27xx/patches-5.10/950-0567-drm-vc4-Fix-dsi0-interrupt-support.patch
 bcm27xx/patches-5.10/950-0568-drm-vc4-Add-correct-stop-condition-to-vc4_dsi_encode.patch
 bcm27xx/patches-5.10/950-0647-drm-vc4-Fix-timings-for-interlaced-modes.patch
 bcm27xx/patches-5.10/950-0695-drm-vc4-Fix-margin-calculations-for-the-right-bottom.patch

Upstream sets the pixel clock to 340MHz now, do not set it to 600MHz any more.
 bcm27xx/patches-5.10/950-0576-drm-vc4-hdmi-Raise-the-maximum-clock-rate.patch

Fixes: 89956c6532 ("kernel: bump 5.10 to 5.10.138")
Fixes: 4209c33ae2 ("kernel: bump 5.10 to 5.10.137")
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2022-08-28 16:56:01 +02:00

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 @@ static const struct of_device_id vc4_dma
{}
};
+/*
+ * 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);