diff options
Diffstat (limited to 'include/drm')
| -rw-r--r-- | include/drm/drm_client_setup.h | 26 | ||||
| -rw-r--r-- | include/drm/drm_drv.h | 18 | ||||
| -rw-r--r-- | include/drm/drm_fbdev_client.h | 19 | ||||
| -rw-r--r-- | include/drm/drm_fbdev_ttm.h | 13 | ||||
| -rw-r--r-- | include/drm/drm_fourcc.h | 1 |
5 files changed, 77 insertions, 0 deletions
diff --git a/include/drm/drm_client_setup.h b/include/drm/drm_client_setup.h new file mode 100644 index 000000000000..46aab3fb46be --- /dev/null +++ b/include/drm/drm_client_setup.h @@ -0,0 +1,26 @@ +/* SPDX-License-Identifier: MIT */ + +#ifndef DRM_CLIENT_SETUP_H +#define DRM_CLIENT_SETUP_H + +#include <linux/types.h> + +struct drm_device; +struct drm_format_info; + +#if defined(CONFIG_DRM_CLIENT_SETUP) +void drm_client_setup(struct drm_device *dev, const struct drm_format_info *format); +void drm_client_setup_with_fourcc(struct drm_device *dev, u32 fourcc); +void drm_client_setup_with_color_mode(struct drm_device *dev, unsigned int color_mode); +#else +static inline void drm_client_setup(struct drm_device *dev, + const struct drm_format_info *format) +{ } +static inline void drm_client_setup_with_fourcc(struct drm_device *dev, u32 fourcc) +{ } +static inline void drm_client_setup_with_color_mode(struct drm_device *dev, + unsigned int color_mode) +{ } +#endif + +#endif diff --git a/include/drm/drm_drv.h b/include/drm/drm_drv.h index 02ea4e3248fd..36a606af4ba1 100644 --- a/include/drm/drm_drv.h +++ b/include/drm/drm_drv.h @@ -34,6 +34,8 @@ #include <drm/drm_device.h> +struct drm_fb_helper; +struct drm_fb_helper_surface_size; struct drm_file; struct drm_gem_object; struct drm_master; @@ -367,6 +369,22 @@ struct drm_driver { uint64_t *offset); /** + * @fbdev_probe + * + * Allocates and initialize the fb_info structure for fbdev emulation. + * Furthermore it also needs to allocate the DRM framebuffer used to + * back the fbdev. + * + * This callback is mandatory for fbdev support. + * + * Returns: + * + * 0 on success ot a negative error code otherwise. + */ + int (*fbdev_probe)(struct drm_fb_helper *fbdev_helper, + struct drm_fb_helper_surface_size *sizes); + + /** * @show_fdinfo: * * Print device specific fdinfo. See Documentation/gpu/drm-usage-stats.rst. diff --git a/include/drm/drm_fbdev_client.h b/include/drm/drm_fbdev_client.h new file mode 100644 index 000000000000..e11a5614f127 --- /dev/null +++ b/include/drm/drm_fbdev_client.h @@ -0,0 +1,19 @@ +/* SPDX-License-Identifier: MIT */ + +#ifndef DRM_FBDEV_CLIENT_H +#define DRM_FBDEV_CLIENT_H + +struct drm_device; +struct drm_format_info; + +#ifdef CONFIG_DRM_FBDEV_EMULATION +int drm_fbdev_client_setup(struct drm_device *dev, const struct drm_format_info *format); +#else +static inline int drm_fbdev_client_setup(struct drm_device *dev, + const struct drm_format_info *format) +{ + return 0; +} +#endif + +#endif diff --git a/include/drm/drm_fbdev_ttm.h b/include/drm/drm_fbdev_ttm.h index 9e6c3bdf3537..243685d02eb1 100644 --- a/include/drm/drm_fbdev_ttm.h +++ b/include/drm/drm_fbdev_ttm.h @@ -3,11 +3,24 @@ #ifndef DRM_FBDEV_TTM_H #define DRM_FBDEV_TTM_H +#include <linux/stddef.h> + struct drm_device; +struct drm_fb_helper; +struct drm_fb_helper_surface_size; #ifdef CONFIG_DRM_FBDEV_EMULATION +int drm_fbdev_ttm_driver_fbdev_probe(struct drm_fb_helper *fb_helper, + struct drm_fb_helper_surface_size *sizes); + +#define DRM_FBDEV_TTM_DRIVER_OPS \ + .fbdev_probe = drm_fbdev_ttm_driver_fbdev_probe + void drm_fbdev_ttm_setup(struct drm_device *dev, unsigned int preferred_bpp); #else +#define DRM_FBDEV_TTM_DRIVER_OPS \ + .fbdev_probe = NULL + static inline void drm_fbdev_ttm_setup(struct drm_device *dev, unsigned int preferred_bpp) { } #endif diff --git a/include/drm/drm_fourcc.h b/include/drm/drm_fourcc.h index ccf91daa4307..c3f4405d6662 100644 --- a/include/drm/drm_fourcc.h +++ b/include/drm/drm_fourcc.h @@ -313,6 +313,7 @@ drm_get_format_info(struct drm_device *dev, uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth); uint32_t drm_driver_legacy_fb_format(struct drm_device *dev, uint32_t bpp, uint32_t depth); +uint32_t drm_driver_color_mode_format(struct drm_device *dev, unsigned int color_mode); unsigned int drm_format_info_block_width(const struct drm_format_info *info, int plane); unsigned int drm_format_info_block_height(const struct drm_format_info *info, |