From: Thomas Zimmermann <tzimmermann@suse.de>
Date: Fri, 19 Apr 2024 08:29:20 +0000 (+0200)
Subject: drm/panel/panel-ilitek-9341: Use fbdev-dma
X-Git-Tag: v6.11-rc1~141^2~24^2~214
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=70c82ee1acac5c8ccf09466f6e36c659bd23c551;p=thirdparty%2Fkernel%2Flinux.git

drm/panel/panel-ilitek-9341: Use fbdev-dma

Implement fbdev emulation with fbdev-dma. Fbdev-dma now supports
damage handling, which is required by panel-ilitek-9341. Avoids
the overhead of fbdev-generic's additional shadow buffering. No
functional changes.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Neil Armstrong <neil.armstrong@linaro.org>
Cc: Jessica Zhang <quic_jesszhan@quicinc.com>
Cc: Sam Ravnborg <sam@ravnborg.org>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240419083331.7761-28-tzimmermann@suse.de
---

diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9341.c b/drivers/gpu/drm/panel/panel-ilitek-ili9341.c
index 433572c4caf90..761fce1f24b31 100644
--- a/drivers/gpu/drm/panel/panel-ilitek-ili9341.c
+++ b/drivers/gpu/drm/panel/panel-ilitek-ili9341.c
@@ -31,7 +31,7 @@
 
 #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_gem_framebuffer_helper.h>
@@ -650,7 +650,7 @@ static int ili9341_dbi_probe(struct spi_device *spi, struct gpio_desc *dc,
 
 	spi_set_drvdata(spi, drm);
 
-	drm_fbdev_generic_setup(drm, 0);
+	drm_fbdev_dma_setup(drm, 0);
 
 	return 0;
 }