[PATCH] ASoC: stm32: sai: Remove useless define

[Tang Bin]

STM_SAI_IS_SUB_B(x) and STM_SAI_BLOCK_NAME(x) are
not being used, so remove them.

Signed-off-by: Tang Bin <tangbin at cmss.chinamobile.com>
---
 sound/soc/stm/stm32_sai_sub.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/sound/soc/stm/stm32_sai_sub.c b/sound/soc/stm/stm32_sai_sub.c
index d300605a2..4b33257c5 100644
--- a/sound/soc/stm/stm32_sai_sub.c
+++ b/sound/soc/stm/stm32_sai_sub.c
@@ -45,8 +45,6 @@
 #define STM_SAI_B_ID		0x1
 
 #define STM_SAI_IS_SUB_A(x)	((x)->id == STM_SAI_A_ID)
-#define STM_SAI_IS_SUB_B(x)	((x)->id == STM_SAI_B_ID)
-#define STM_SAI_BLOCK_NAME(x)	(((x)->id == STM_SAI_A_ID) ? "A" : "B")
 
 #define SAI_SYNC_NONE		0x0
 #define SAI_SYNC_INTERNAL	0x1
-- 
2.20.1.windows.1