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From: Thomas Zimmermann <tzimmermann@suse.de>
To: daniel@ffwll.ch, airlied@gmail.com,
	maarten.lankhorst@linux.intel.com, mripard@kernel.org,
	javierm@redhat.com, sam@ravnborg.org
Cc: dri-devel@lists.freedesktop.org,
	linux-arm-kernel@lists.infradead.org,
	linux-samsung-soc@vger.kernel.org,
	intel-gfx@lists.freedesktop.org, linux-arm-msm@vger.kernel.org,
	freedreno@lists.freedesktop.org, amd-gfx@lists.freedesktop.org,
	linux-tegra@vger.kernel.org,
	Thomas Zimmermann <tzimmermann@suse.de>,
	Russell King <linux@armlinux.org.uk>
Subject: [PATCH v2 02/12] drm/armada: Use regular fbdev I/O helpers
Date: Mon, 15 May 2023 11:40:23 +0200	[thread overview]
Message-ID: <20230515094033.2133-3-tzimmermann@suse.de> (raw)
In-Reply-To: <20230515094033.2133-1-tzimmermann@suse.de>

Use the regular fbdev helpers for framebuffer I/O instead of DRM's
helpers. Armada does not use damage handling, so DRM's fbdev helpers
are mere wrappers around the fbdev code.

By using fbdev helpers directly within each DRM fbdev emulation,
we can eventually remove DRM's wrapper functions entirely.

v2:
	* use FB_IO_HELPERS option

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Russell King <linux@armlinux.org.uk>
---
 drivers/gpu/drm/armada/Kconfig        | 1 +
 drivers/gpu/drm/armada/armada_fbdev.c | 9 ++++-----
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/armada/Kconfig b/drivers/gpu/drm/armada/Kconfig
index f5c66d89ba99..5afade25e217 100644
--- a/drivers/gpu/drm/armada/Kconfig
+++ b/drivers/gpu/drm/armada/Kconfig
@@ -3,6 +3,7 @@ config DRM_ARMADA
 	tristate "DRM support for Marvell Armada SoCs"
 	depends on DRM && HAVE_CLK && ARM && MMU
 	select DRM_KMS_HELPER
+	select FB_IO_HELPERS if DRM_FBDEV_EMULATION
 	help
 	  Support the "LCD" controllers found on the Marvell Armada 510
 	  devices.  There are two controllers on the device, each controller
diff --git a/drivers/gpu/drm/armada/armada_fbdev.c b/drivers/gpu/drm/armada/armada_fbdev.c
index 0a5fd1aa86eb..6c3bbaf53569 100644
--- a/drivers/gpu/drm/armada/armada_fbdev.c
+++ b/drivers/gpu/drm/armada/armada_fbdev.c
@@ -5,6 +5,7 @@
  */
 
 #include <linux/errno.h>
+#include <linux/fb.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
 
@@ -34,11 +35,9 @@ static void armada_fbdev_fb_destroy(struct fb_info *info)
 static const struct fb_ops armada_fb_ops = {
 	.owner		= THIS_MODULE,
 	DRM_FB_HELPER_DEFAULT_OPS,
-	.fb_read	= drm_fb_helper_cfb_read,
-	.fb_write	= drm_fb_helper_cfb_write,
-	.fb_fillrect	= drm_fb_helper_cfb_fillrect,
-	.fb_copyarea	= drm_fb_helper_cfb_copyarea,
-	.fb_imageblit	= drm_fb_helper_cfb_imageblit,
+	.fb_fillrect	= cfb_fillrect,
+	.fb_copyarea	= cfb_copyarea,
+	.fb_imageblit	= cfb_imageblit,
 	.fb_destroy	= armada_fbdev_fb_destroy,
 };
 
-- 
2.40.1


  parent reply	other threads:[~2023-05-15  9:44 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-15  9:40 [PATCH v2 00/12] drm/fbdev: Remove DRM's helpers for fbdev I/O Thomas Zimmermann
2023-05-15  9:40 ` [PATCH v2 01/12] fbdev: Add Kconfig options to select different fb_ops helpers Thomas Zimmermann
2023-05-15  9:40 ` Thomas Zimmermann [this message]
2023-05-15 17:55   ` [PATCH v2 02/12] drm/armada: Use regular fbdev I/O helpers Sam Ravnborg
2023-05-15 18:04     ` Russell King (Oracle)
2023-05-16 13:13       ` Thomas Zimmermann
2023-05-16 13:03     ` Thomas Zimmermann
2023-05-15  9:40 ` [PATCH v2 03/12] drm/exynos: " Thomas Zimmermann
2023-05-15 17:43   ` Sam Ravnborg
2023-05-16 13:14     ` Thomas Zimmermann
2023-05-15  9:40 ` [PATCH v2 04/12] drm/gma500: " Thomas Zimmermann
2023-05-15  9:40 ` [PATCH v2 05/12] drm/radeon: " Thomas Zimmermann
2023-05-15  9:40 ` [PATCH v2 06/12] drm/fbdev-dma: " Thomas Zimmermann
2023-05-15  9:40 ` [PATCH v2 07/12] drm/msm: " Thomas Zimmermann
2023-05-15  9:40 ` [PATCH v2 08/12] drm/omapdrm: " Thomas Zimmermann
2023-05-15  9:40 ` [PATCH v2 09/12] drm/tegra: " Thomas Zimmermann
2023-05-15  9:40 ` [PATCH v2 10/12] drm/fb-helper: Export helpers for marking damage areas Thomas Zimmermann
2023-05-15  9:40 ` [PATCH v2 11/12] drm/fbdev-generic: Implement dedicated fbdev I/O helpers Thomas Zimmermann
2023-05-17  1:58   ` [v2,11/12] " Sui Jingfeng
2023-05-17  7:07     ` Thomas Zimmermann
2023-05-18 12:46       ` Sui Jingfeng
2023-05-18 13:30         ` Thomas Zimmermann
2023-05-15  9:40 ` [PATCH v2 12/12] drm/i915: " Thomas Zimmermann

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