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alarm/uboot-raspberrypi: add patch

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This commit is contained in:
Kevin Mihelich 2019-07-06 15:30:30 +00:00
parent cbf7d26831
commit 9b69e04634
1 changed files with 34 additions and 0 deletions
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34
alarm/uboot-raspberrypi/0001-Fix-bcm2835_video_probe-with-newer-firmware.patch Normal file
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@ -0,0 +1,34 @@
From 3203606142b15c2f4d3f2a4c55cf9b16d4e92d0c Mon Sep 17 00:00:00 2001
From: Kevin Mihelich <kevin@archlinuxarm.org>
Date: Sat, 6 Jul 2019 09:06:56 -0600
Subject: [PATCH] Fix bcm2835_video_probe with newer firmware
https://github.com/raspberrypi/firmware/issues/1157#issuecomment-506706177
---
drivers/video/bcm2835.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/video/bcm2835.c b/drivers/video/bcm2835.c
index bc41090aed..4c7962cad8 100644
--- a/drivers/video/bcm2835.c
+++ b/drivers/video/bcm2835.c
@@ -19,13 +19,15 @@ static int bcm2835_video_probe(struct udevice *dev)
debug("bcm2835: Query resolution...\n");
ret = bcm2835_get_video_size(&w, &h);
- if (ret)
+ if (ret || w == 0 || h == 0)
return -EIO;
debug("bcm2835: Setting up display for %d x %d\n", w, h);
ret = bcm2835_set_video_params(&w, &h, 32, BCM2835_MBOX_PIXEL_ORDER_RGB,
BCM2835_MBOX_ALPHA_MODE_IGNORED,
&fb_base, &fb_size, &pitch);
+ if(ret)
+ return -EIO;
debug("bcm2835: Final resolution is %d x %d\n", w, h);
--
2.21.0