From mboxrd@z Thu Jan 1 00:00:00 1970 From: richard.genoud@gmail.com (Richard Genoud) Date: Mon, 1 Jul 2013 10:39:34 +0200 Subject: [RFC PATCH 09/13] sound: atmel-pcm: don't return ok if pcm-dma is not implemented In-Reply-To: <1372667978-4718-1-git-send-email-richard.genoud@gmail.com> References: <1372667978-4718-1-git-send-email-richard.genoud@gmail.com> Message-ID: <1372667978-4718-10-git-send-email-richard.genoud@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org If DMA is not selected, atmel_pcm_dma_platform_register() should fail. Like that, the driver knows it can't use it. Signed-off-by: Richard Genoud --- sound/soc/atmel/atmel-pcm.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/soc/atmel/atmel-pcm.h b/sound/soc/atmel/atmel-pcm.h index 12ae814..c0a01fa 100644 --- a/sound/soc/atmel/atmel-pcm.h +++ b/sound/soc/atmel/atmel-pcm.h @@ -109,7 +109,7 @@ void atmel_pcm_dma_platform_unregister(struct device *dev); #else static inline int atmel_pcm_dma_platform_register(struct device *dev) { - return 0; + return -1; } static inline void atmel_pcm_dma_platform_unregister(struct device *dev) { -- 1.7.10.4