drm/tegra: Use fbdev DMA helpers

Use fbdev's DMA helpers for fbdev emulation. They are equivalent to the
previously used system-memory helpers, so no functional changes here.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Acked-by: Maxime Ripard <mripard@kernel.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Mikko Perttunen <mperttunen@nvidia.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230707083422.18691-4-tzimmermann@suse.de

diff --git a/drivers/gpu/drm/tegra/Kconfig b/drivers/gpu/drm/tegra/Kconfig
index 4983137..39452c8 100644 (file)
--- a/drivers/gpu/drm/tegra/Kconfig
+++ b/drivers/gpu/drm/tegra/Kconfig
@@ -12,7 +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 FB_DMA_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 d042234..030e560 100644 (file)
--- a/drivers/gpu/drm/tegra/fbdev.c
+++ b/drivers/gpu/drm/tegra/fbdev.c
@@ -59,9 +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,
+       __FB_DEFAULT_DMA_OPS_RDWR,
        DRM_FB_HELPER_DEFAULT_OPS,
-       __FB_DEFAULT_SYS_OPS_DRAW,
+       __FB_DEFAULT_DMA_OPS_DRAW,
        .fb_mmap = tegra_fb_mmap,
        .fb_destroy = tegra_fbdev_fb_destroy,
 };