X-Git-Url: https://git.proxmox.com/?p=pve-kernel.git;a=blobdiff_plain;f=patches%2Fkernel%2F0010-drivers-firmware-Don-t-mark-as-busy-the-simple-frame.patch;fp=patches%2Fkernel%2F0010-drivers-firmware-Don-t-mark-as-busy-the-simple-frame.patch;h=f210f5ecefc87b28c5d43bbfc590075f0eafd676;hp=0000000000000000000000000000000000000000;hb=6ef2b41a1e7bedef846e58939153f7295a4ef43c;hpb=ce4115224812bb6c68e4b2ad6d941af9be172b54 diff --git a/patches/kernel/0010-drivers-firmware-Don-t-mark-as-busy-the-simple-frame.patch b/patches/kernel/0010-drivers-firmware-Don-t-mark-as-busy-the-simple-frame.patch new file mode 100644 index 0000000..f210f5e --- /dev/null +++ b/patches/kernel/0010-drivers-firmware-Don-t-mark-as-busy-the-simple-frame.patch @@ -0,0 +1,34 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Javier Martinez Canillas +Date: Tue, 25 Jan 2022 10:12:19 +0100 +Subject: [PATCH] drivers/firmware: Don't mark as busy the simple-framebuffer + IO resource + +The sysfb_create_simplefb() function requests a IO memory resource for the +simple-framebuffer platform device, but it also marks it as busy which can +lead to drivers requesting the same memory resource to fail. + +Let's drop the IORESOURCE_BUSY flag and let drivers to request it as busy +instead. + +Signed-off-by: Javier Martinez Canillas +Reviewed-by: Zack Rusin +Reviewed-by: Thomas Zimmermann +Signed-off-by: Thomas Lamprecht +--- + drivers/firmware/sysfb_simplefb.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/firmware/sysfb_simplefb.c b/drivers/firmware/sysfb_simplefb.c +index 757cc8b9f3de..bda8712bfd8c 100644 +--- a/drivers/firmware/sysfb_simplefb.c ++++ b/drivers/firmware/sysfb_simplefb.c +@@ -99,7 +99,7 @@ __init int sysfb_create_simplefb(const struct screen_info *si, + + /* setup IORESOURCE_MEM as framebuffer memory */ + memset(&res, 0, sizeof(res)); +- res.flags = IORESOURCE_MEM | IORESOURCE_BUSY; ++ res.flags = IORESOURCE_MEM; + res.name = simplefb_resname; + res.start = base; + res.end = res.start + length - 1;