| Message ID | 20230530151228.22979-10-tzimmermann@suse.de (mailing list archive) |
|---|---|
| State | Not Applicable |
| Headers | show |
| Series | drm/fbdev: Remove DRM's helpers for fbdev I/O | expand |
On Tue, May 30, 2023 at 05:12:24PM +0200, Thomas Zimmermann wrote: > Use the regular fbdev helpers for framebuffer I/O instead of DRM's > helpers. Tegra 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. > > v4: > * use initializer macros for struct fb_ops > v2: > * use FB_SYS_HELPERS option > > Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> > Acked-by: Sam Ravnborg <sam@ravnborg.org> > Cc: Thierry Reding <thierry.reding@gmail.com> > Cc: Mikko Perttunen <mperttunen@nvidia.com> > Cc: Jonathan Hunter <jonathanh@nvidia.com> > --- > drivers/gpu/drm/tegra/Kconfig | 1 + > drivers/gpu/drm/tegra/fbdev.c | 8 +++----- > 2 files changed, 4 insertions(+), 5 deletions(-) Acked-by: Thierry Reding <treding@nvidia.com>
diff --git a/drivers/gpu/drm/tegra/Kconfig b/drivers/gpu/drm/tegra/Kconfig index 56453ca277c2..498313778175 100644 --- a/drivers/gpu/drm/tegra/Kconfig +++ b/drivers/gpu/drm/tegra/Kconfig @@ -12,6 +12,7 @@ config DRM_TEGRA select DRM_KMS_HELPER select DRM_MIPI_DSI select DRM_PANEL + select FB_SYS_HELPERS if DRM_FBDEV_EMULATION select TEGRA_HOST1X select INTERCONNECT select IOMMU_IOVA diff --git a/drivers/gpu/drm/tegra/fbdev.c b/drivers/gpu/drm/tegra/fbdev.c index dca9eccae466..e74d9be981c7 100644 --- a/drivers/gpu/drm/tegra/fbdev.c +++ b/drivers/gpu/drm/tegra/fbdev.c @@ -8,6 +8,7 @@ */ #include <linux/console.h> +#include <linux/fb.h> #include <linux/vmalloc.h> #include <drm/drm_drv.h> @@ -58,12 +59,9 @@ static void tegra_fbdev_fb_destroy(struct fb_info *info) static const struct fb_ops tegra_fb_ops = { .owner = THIS_MODULE, + __FB_DEFAULT_SYS_OPS_RDWR, DRM_FB_HELPER_DEFAULT_OPS, - .fb_read = drm_fb_helper_sys_read, - .fb_write = drm_fb_helper_sys_write, - .fb_fillrect = drm_fb_helper_sys_fillrect, - .fb_copyarea = drm_fb_helper_sys_copyarea, - .fb_imageblit = drm_fb_helper_sys_imageblit, + __FB_DEFAULT_SYS_OPS_DRAW, .fb_mmap = tegra_fb_mmap, .fb_destroy = tegra_fbdev_fb_destroy, };