From: Thomas Zimmermann <tzimmermann@suse.de>
Date: Fri, 19 Apr 2024 08:29:10 +0000 (+0200)
Subject: drm/tiny/simpledrm: Use fbdev-shmem
X-Git-Tag: v6.11-rc1~141^2~24^2~224
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=5134fa750e7110cca3076b0f0f2ad835bf3fc16e;p=thirdparty%2Fkernel%2Flinux.git

drm/tiny/simpledrm: Use fbdev-shmem

Implement fbdev emulation with fbdev-shmem. Avoids the overhead of
fbdev-generic's additional shadow buffering. No functional changes.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Javier Martinez Canillas <javierm@redhat.com>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240419083331.7761-18-tzimmermann@suse.de
---

diff --git a/drivers/gpu/drm/tiny/simpledrm.c b/drivers/gpu/drm/tiny/simpledrm.c
index 1d8fa07572c52..d19e102894282 100644
--- a/drivers/gpu/drm/tiny/simpledrm.c
+++ b/drivers/gpu/drm/tiny/simpledrm.c
@@ -17,7 +17,7 @@
 #include <drm/drm_damage_helper.h>
 #include <drm/drm_device.h>
 #include <drm/drm_drv.h>
-#include <drm/drm_fbdev_generic.h>
+#include <drm/drm_fbdev_shmem.h>
 #include <drm/drm_format_helper.h>
 #include <drm/drm_framebuffer.h>
 #include <drm/drm_gem_atomic_helper.h>
@@ -1042,7 +1042,7 @@ static int simpledrm_probe(struct platform_device *pdev)
 	if (color_mode == 16)
 		color_mode = sdev->format->depth; // can be 15 or 16
 
-	drm_fbdev_generic_setup(dev, color_mode);
+	drm_fbdev_shmem_setup(dev, color_mode);
 
 	return 0;
 }