Patch "fbdev: Select I/O-memory framebuffer ops for SBus" has been added to the 6.8-stable tree

Patch "fbdev: Select I/O-memory framebuffer ops for SBus" has been added to the 6.8-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    fbdev: Select I/O-memory framebuffer ops for SBus

to the 6.8-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     fbdev-select-i-o-memory-framebuffer-ops-for-sbus.patch
and it can be found in the queue-6.8 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


From a8eb93b42d7e068306ca07f51055cbcde893fea3 Mon Sep 17 00:00:00 2001
From: Thomas Zimmermann <tzimmermann@suse.de>
Date: Fri, 22 Mar 2024 09:29:46 +0100
Subject: fbdev: Select I/O-memory framebuffer ops for SBus

From: Thomas Zimmermann <tzimmermann@suse.de>

commit a8eb93b42d7e068306ca07f51055cbcde893fea3 upstream.

Framebuffer I/O on the Sparc Sbus requires read/write helpers for
I/O memory. Select FB_IOMEM_FOPS accordingly.

Reported-by: Nick Bowler <nbowler@draconx.ca>
Closes: https://lore.kernel.org/lkml/5bc21364-41da-a339-676e-5bb0f4faebfb@draconx.ca/
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Fixes: 8813e86f6d82 ("fbdev: Remove default file-I/O implementations")
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Javier Martinez Canillas <javierm@redhat.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Helge Deller <deller@gmx.de>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Geert Uytterhoeven <geert+renesas@glider.be>
Cc: linux-fbdev@vger.kernel.org
Cc: dri-devel@lists.freedesktop.org
Cc: <stable@vger.kernel.org> # v6.8+
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240322083005.24269-1-tzimmermann@suse.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/video/fbdev/Kconfig |    3 +++
 1 file changed, 3 insertions(+)

--- a/drivers/video/fbdev/Kconfig
+++ b/drivers/video/fbdev/Kconfig
@@ -501,6 +501,7 @@ config FB_SBUS_HELPERS
 	select FB_CFB_COPYAREA
 	select FB_CFB_FILLRECT
 	select FB_CFB_IMAGEBLIT
+	select FB_IOMEM_FOPS
 
 config FB_BW2
 	bool "BWtwo support"
@@ -521,6 +522,7 @@ config FB_CG6
 	depends on (FB = y) && (SPARC && FB_SBUS)
 	select FB_CFB_COPYAREA
 	select FB_CFB_IMAGEBLIT
+	select FB_IOMEM_FOPS
 	help
 	  This is the frame buffer device driver for the CGsix (GX, TurboGX)
 	  frame buffer.
@@ -530,6 +532,7 @@ config FB_FFB
 	depends on FB_SBUS && SPARC64
 	select FB_CFB_COPYAREA
 	select FB_CFB_IMAGEBLIT
+	select FB_IOMEM_FOPS
 	help
 	  This is the frame buffer device driver for the Creator, Creator3D,
 	  and Elite3D graphics boards.


Patches currently in stable-queue which might be from tzimmermann@suse.de are

queue-6.8/drm-vc4-hdmi-do-not-return-negative-values-from-.get.patch
queue-6.8/drm-probe-helper-warn-about-negative-.get_modes.patch
queue-6.8/drm-bridge-lt8912b-do-not-return-negative-values-fro.patch
queue-6.8/drm-panel-do-not-return-negative-error-codes-from-dr.patch
queue-6.8/fbdev-select-i-o-memory-framebuffer-ops-for-sbus.patch
queue-6.8/drm-exynos-do-not-return-negative-values-from-.get_m.patch
queue-6.8/drm-imx-ipuv3-do-not-return-negative-values-from-.ge.patch