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sandbox: Add comments to the sdl struct

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Add comments for each struct member. Drop frequency since it is not used.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
2020-02-03 07:36:08 -07:00
parent 02662480a8
commit c127f191a8
1 changed files with 16 additions and 1 deletions
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17
arch/sandbox/cpu/sdl.c
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@@ -24,13 +24,28 @@ struct buf_info {
uint8_t *data;
};
/**
* struct sdl_info - Information about our use of the SDL library
*
* @screen: Surface used to draw on the screen
* @width: Width of simulated LCD display
* @height: Height of simulated LCD display
* @depth: Depth of the display in bits per pixel (16 or 32)
* @pitch: Number of bytes per line of the display
* @sample_rate: Current sample rate for audio
* @audio_active: true if audio can be used
* @inited: true if this module is initialised
* @cur_buf: Current audio buffer being used by sandbox_sdl_fill_audio (0 or 1)
* @buf: The two available audio buffers. SDL can be reading from one while we
* are setting up the next
* @running: true if audio is running
*/
static struct sdl_info {
SDL_Surface *screen;
int width;
int height;
int depth;
int pitch;
uint frequency;
uint sample_rate;
bool audio_active;
bool inited;