Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
drm/tegra: Pass along the format info from .fb_create() to drm_helper_mode_fill_fb_struct()
Plumb the format info from .fb_create() all the way to
drm_helper_mode_fill_fb_struct() to avoid the redundant
lookup.
For the fbdev case a manual drm_get_format_info() lookup
is needed.
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Mikko Perttunen <mperttunen@nvidia.com>
Cc: linux-tegra@vger.kernel.org
Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250701090722.13645-17-ville.syrjala@linux.intel.com
+7
-3
+1
drivers/gpu/drm/tegra/drm.h
+1
drivers/gpu/drm/tegra/drm.h
···
185
185
int tegra_fb_get_tiling(struct drm_framebuffer *framebuffer,
186
186
struct tegra_bo_tiling *tiling);
187
187
struct drm_framebuffer *tegra_fb_alloc(struct drm_device *drm,
188
+
const struct drm_format_info *info,
188
189
const struct drm_mode_fb_cmd2 *mode_cmd,
189
190
struct tegra_bo **planes,
190
191
unsigned int num_planes);
+3
-2
drivers/gpu/drm/tegra/fb.c
+3
-2
drivers/gpu/drm/tegra/fb.c
···
102
102
};
103
103
104
104
struct drm_framebuffer *tegra_fb_alloc(struct drm_device *drm,
105
+
const struct drm_format_info *info,
105
106
const struct drm_mode_fb_cmd2 *mode_cmd,
106
107
struct tegra_bo **planes,
107
108
unsigned int num_planes)
···
115
114
if (!fb)
116
115
return ERR_PTR(-ENOMEM);
117
116
118
-
drm_helper_mode_fill_fb_struct(drm, fb, NULL, mode_cmd);
117
+
drm_helper_mode_fill_fb_struct(drm, fb, info, mode_cmd);
119
118
120
119
for (i = 0; i < fb->format->num_planes; i++)
121
120
fb->obj[i] = &planes[i]->gem;
···
167
166
planes[i] = to_tegra_bo(gem);
168
167
}
169
168
170
-
fb = tegra_fb_alloc(drm, cmd, planes, i);
169
+
fb = tegra_fb_alloc(drm, info, cmd, planes, i);
171
170
if (IS_ERR(fb)) {
172
171
err = PTR_ERR(fb);
173
172
goto unreference;
+3
-1
drivers/gpu/drm/tegra/fbdev.c
+3
-1
drivers/gpu/drm/tegra/fbdev.c
···
106
106
return PTR_ERR(info);
107
107
}
108
108
109
-
fb = tegra_fb_alloc(drm, &cmd, &bo, 1);
109
+
fb = tegra_fb_alloc(drm,
110
+
drm_get_format_info(drm, cmd.pixel_format, cmd.modifier[0]),
111
+
&cmd, &bo, 1);
110
112
if (IS_ERR(fb)) {
111
113
err = PTR_ERR(fb);
112
114
dev_err(drm->dev, "failed to allocate DRM framebuffer: %d\n",