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sandbox: sdl: Improve error handling

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A few errors are not checked. Fix these and use my preferred spelling for
init.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2020-02-03 07:36:09 -07:00
parent c127f191a8
commit 5f736f8eca
1 changed files with 9 additions and 5 deletions
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14
arch/sandbox/cpu/sdl.c
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@ -77,7 +77,7 @@ static int sandbox_sdl_ensure_init(void)
{ {
if (!sdl.inited) { if (!sdl.inited) {
if (SDL_Init(0) < 0) { if (SDL_Init(0) < 0) {
printf("Unable to initialize SDL: %s\n", printf("Unable to initialise SDL: %s\n",
SDL_GetError()); SDL_GetError());
return -EIO; return -EIO;
} }
@ -100,7 +100,7 @@ int sandbox_sdl_init_display(int width, int height, int log2_bpp)
if (err) if (err)
return err; return err;
if (SDL_InitSubSystem(SDL_INIT_VIDEO) < 0) { if (SDL_InitSubSystem(SDL_INIT_VIDEO) < 0) {
printf("Unable to initialize SDL LCD: %s\n", SDL_GetError()); printf("Unable to initialise SDL LCD: %s\n", SDL_GetError());
return -EPERM; return -EPERM;
} }
SDL_WM_SetCaption("U-Boot", "U-Boot"); SDL_WM_SetCaption("U-Boot", "U-Boot");
@ -298,7 +298,7 @@ void sandbox_sdl_fill_audio(void *udata, Uint8 *stream, int len)
int sandbox_sdl_sound_init(int rate, int channels) int sandbox_sdl_sound_init(int rate, int channels)
{ {
SDL_AudioSpec wanted; SDL_AudioSpec wanted, have;
int i; int i;
if (sandbox_sdl_ensure_init()) if (sandbox_sdl_ensure_init())
@ -331,15 +331,19 @@ int sandbox_sdl_sound_init(int rate, int channels)
} }
if (SDL_InitSubSystem(SDL_INIT_AUDIO) < 0) { if (SDL_InitSubSystem(SDL_INIT_AUDIO) < 0) {
printf("Unable to initialize SDL audio: %s\n", SDL_GetError()); printf("Unable to initialise SDL audio: %s\n", SDL_GetError());
goto err; goto err;
} }
/* Open the audio device, forcing the desired format */ /* Open the audio device, forcing the desired format */
if (SDL_OpenAudio(&wanted, NULL) < 0) { if (SDL_OpenAudio(&wanted, &have) < 0) {
printf("Couldn't open audio: %s\n", SDL_GetError()); printf("Couldn't open audio: %s\n", SDL_GetError());
goto err; goto err;
} }
if (have.format != wanted.format) {
printf("Couldn't select required audio format\n");
goto err;
}
sdl.audio_active = true; sdl.audio_active = true;
sdl.sample_rate = wanted.freq; sdl.sample_rate = wanted.freq;
sdl.cur_buf = 0; sdl.cur_buf = 0;