diff options
Diffstat (limited to 'include/video_console.h')
| -rw-r--r-- | include/video_console.h | 75 |
1 files changed, 63 insertions, 12 deletions
diff --git a/include/video_console.h b/include/video_console.h index d755eb73cf20..9d2c0f210e4b 100644 --- a/include/video_console.h +++ b/include/video_console.h @@ -63,6 +63,15 @@ struct vidconsole_priv { }; /** + * struct vidfont_info - information about a font + * + * @name: Font name, e.g. nimbus_sans_l_regular + */ +struct vidfont_info { + const char *name; +}; + +/** * struct vidconsole_ops - Video console operations * * These operations work on either an absolute console position (measured @@ -111,6 +120,9 @@ struct vidconsole_ops { /** * entry_start() - Indicate that text entry is starting afresh * + * @dev: Device to adjust + * Returns: 0 on success, -ve on error + * * Consoles which use proportional fonts need to track the position of * each character output so that backspace will return to the correct * place. This method signals to the console driver that a new entry @@ -123,6 +135,9 @@ struct vidconsole_ops { /** * backspace() - Handle erasing the last character * + * @dev: Device to adjust + * Returns: 0 on success, -ve on error + * * With proportional fonts the vidconsole uclass cannot itself erase * the previous character. This optional method will be called when * a backspace is needed. The driver should erase the previous @@ -133,12 +148,54 @@ struct vidconsole_ops { * characters. */ int (*backspace)(struct udevice *dev); + + /** + * get_font() - Obtain information about a font (optional) + * + * @dev: Device to check + * @seq: Font number to query (0=first, 1=second, etc.) + * @info: Returns font information on success + * Returns: 0 on success, -ENOENT if no such font + */ + int (*get_font)(struct udevice *dev, int seq, + struct vidfont_info *info); + + /** + * select_font() - Select a particular font by name / size + * + * @dev: Device to adjust + * @name: Font name to use (NULL to use default) + * @size: Font size to use (0 to use default) + * Returns: 0 on success, -ENOENT if no such font + */ + int (*select_font)(struct udevice *dev, const char *name, uint size); }; /* Get a pointer to the driver operations for a video console device */ #define vidconsole_get_ops(dev) ((struct vidconsole_ops *)(dev)->driver->ops) /** + * vidconsole_get_font() - Obtain information about a font + * + * @dev: Device to check + * @seq: Font number to query (0=first, 1=second, etc.) + * @info: Returns font information on success + * Returns: 0 on success, -ENOENT if no such font, -ENOSYS if there is no such + * method + */ +int vidconsole_get_font(struct udevice *dev, int seq, + struct vidfont_info *info); + +/** + * vidconsole_select_font() - Select a particular font by name / size + * + * @dev: Device to adjust + * @name: Font name to use (NULL to use default) + * @size: Font size to use (0 to use default) + */ +int vidconsole_select_font(struct udevice *dev, const char *name, uint size); + +/** * vidconsole_putc_xy() - write a single character to a position * * @dev: Device to write to @@ -234,27 +291,21 @@ void vidconsole_set_cursor_pos(struct udevice *dev, int x, int y); /** * vidconsole_list_fonts() - List the available fonts * - * This shows a list on the console - */ -void vidconsole_list_fonts(void); - -/** - * vidconsole_select_font() - Select a font to use + * @dev: vidconsole device to check * - * @dev: vidconsole device - * @name: Font name - * @size: Size of the font (norminal pixel height) or 0 for default + * This shows a list of fonts known by this vidconsole. The list is displayed on + * the console (not necessarily @dev but probably) */ -int vidconsole_select_font(struct udevice *dev, const char *name, uint size); +void vidconsole_list_fonts(struct udevice *dev); /** - * vidconsole_get_font() - get the current font name and size + * vidconsole_get_font_size() - get the current font name and size * * @dev: vidconsole device * @sizep: Place to put the font size (nominal height in pixels) * Returns: Current font name */ -const char *vidconsole_get_font(struct udevice *dev, uint *sizep); +const char *vidconsole_get_font_size(struct udevice *dev, uint *sizep); #ifdef CONFIG_VIDEO_COPY /** |