From: Thomas Zimmermann <tzimmermann@suse.de>
Date: Fri, 19 Apr 2024 08:29:34 +0000 (+0200)
Subject: drm/tiny/st7735r: Use fbdev-dma
X-Git-Tag: v6.11-rc1~141^2~24^2~200
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c32705b5915fbc737710e95a6f4e8eddf3f2ab4f;p=thirdparty%2Flinux.git

drm/tiny/st7735r: Use fbdev-dma

Implement fbdev emulation with fbdev-dma. Fbdev-dma now supports
damage handling, which is required by st7735r. Avoids the overhead of
fbdev-generic's additional shadow buffering. No functional changes.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: David Lechner <david@lechnology.com>
Acked-by: David Lechner <david@lechnology.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240419083331.7761-42-tzimmermann@suse.de
---

diff --git a/drivers/gpu/drm/tiny/st7735r.c b/drivers/gpu/drm/tiny/st7735r.c
index 477eb36fbb70d..1676da00883d3 100644
--- a/drivers/gpu/drm/tiny/st7735r.c
+++ b/drivers/gpu/drm/tiny/st7735r.c
@@ -18,7 +18,7 @@
 
 #include <drm/drm_atomic_helper.h>
 #include <drm/drm_drv.h>
-#include <drm/drm_fbdev_generic.h>
+#include <drm/drm_fbdev_dma.h>
 #include <drm/drm_gem_atomic_helper.h>
 #include <drm/drm_gem_dma_helper.h>
 #include <drm/drm_managed.h>
@@ -241,7 +241,7 @@ static int st7735r_probe(struct spi_device *spi)
 
 	spi_set_drvdata(spi, drm);
 
-	drm_fbdev_generic_setup(drm, 0);
+	drm_fbdev_dma_setup(drm, 0);
 
 	return 0;
 }