From patchwork Mon Feb 3 14:36:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Simon Glass X-Patchwork-Id: 235856 List-Id: U-Boot discussion From: sjg at chromium.org (Simon Glass) Date: Mon, 3 Feb 2020 07:36:09 -0700 Subject: [PATCH v2 23/32] sandbox: sdl: Improve error handling In-Reply-To: <20200203143618.74619-1-sjg@chromium.org> References: <20200203143618.74619-1-sjg@chromium.org> Message-ID: <20200203073614.v2.23.I3c2776b0a0575ed9a668029e1a5e1606804ef338@changeid> A few errors are not checked. Fix these and use my preferred spelling for init. Signed-off-by: Simon Glass --- Changes in v2: None arch/sandbox/cpu/sdl.c | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) diff --git a/arch/sandbox/cpu/sdl.c b/arch/sandbox/cpu/sdl.c index dad059f257..ee62da265b 100644 --- a/arch/sandbox/cpu/sdl.c +++ b/arch/sandbox/cpu/sdl.c @@ -77,7 +77,7 @@ static int sandbox_sdl_ensure_init(void) { if (!sdl.inited) { if (SDL_Init(0) < 0) { - printf("Unable to initialize SDL: %s\n", + printf("Unable to initialise SDL: %s\n", SDL_GetError()); return -EIO; } @@ -100,7 +100,7 @@ int sandbox_sdl_init_display(int width, int height, int log2_bpp) if (err) return err; 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; } 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) { - SDL_AudioSpec wanted; + SDL_AudioSpec wanted, have; int i; 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) { - printf("Unable to initialize SDL audio: %s\n", SDL_GetError()); + printf("Unable to initialise SDL audio: %s\n", SDL_GetError()); goto err; } /* 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()); goto err; } + if (have.format != wanted.format) { + printf("Couldn't select required audio format\n"); + goto err; + } sdl.audio_active = true; sdl.sample_rate = wanted.freq; sdl.cur_buf = 0;