[PATCH v2 24/43] drm/imx/lcdc: Use fbdev-dma

Thomas Zimmermann
2024-04-10T13:06:09Z

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

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Pengutronix Kernel Team <kernel@pengutronix.de>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: NXP Linux Team <linux-imx@nxp.com>
---
drivers/gpu/drm/imx/lcdc/imx-lcdc.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/imx/lcdc/imx-lcdc.c b/drivers/gpu/drm/imx/lcdc/imx-lcdc.c
index 43ddf3a9810b6..36668455aee8c 100644
--- a/drivers/gpu/drm/imx/lcdc/imx-lcdc.c
+++ b/drivers/gpu/drm/imx/lcdc/imx-lcdc.c
@@ -5,7 +5,7 @@
#include <drm/drm_bridge_connector.h>
#include <drm/drm_damage_helper.h>
#include <drm/drm_drv.h>
-#include <drm/drm_fbdev_generic.h>
+#include <drm/drm_fbdev_dma.h>
#include <drm/drm_fb_dma_helper.h>
#include <drm/drm_fourcc.h>
#include <drm/drm_framebuffer.h>
@@ -501,7 +501,7 @@ static int imx_lcdc_probe(struct platform_device *pdev)
if (ret)
return dev_err_probe(dev, ret, "Cannot register device\n");

- drm_fbdev_generic_setup(drm, 0);
+ drm_fbdev_dma_setup(drm, 0);

return 0;
}
--
2.44.0