diff mbox series

[-next] ASoC: amd: acp3x-pcm-dma: Use bitwise instead of arithmetic operator for flags

Message ID 1588833562-14417-1-git-send-email-zou_wei@huawei.com
State New
Headers show
Series [-next] ASoC: amd: acp3x-pcm-dma: Use bitwise instead of arithmetic operator for flags | expand

Commit Message

Zou Wei May 7, 2020, 6:39 a.m. UTC
Fix the following coccinelle warnings:

sound/soc/amd/raven/acp3x-pcm-dma.c:161:39-40: WARNING: sum of probable bitmasks, consider |
sound/soc/amd/raven/acp3x-pcm-dma.c:172:39-40: WARNING: sum of probable bitmasks, consider |
sound/soc/amd/raven/acp3x-pcm-dma.c:183:39-40: WARNING: sum of probable bitmasks, consider |
sound/soc/amd/raven/acp3x-pcm-dma.c:194:39-40: WARNING: sum of probable bitmasks, consider |

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Samuel Zou <zou_wei@huawei.com>
---
 sound/soc/amd/raven/acp3x-pcm-dma.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

Comments

Joe Perches May 7, 2020, 6:43 a.m. UTC | #1
On Thu, 2020-05-07 at 14:39 +0800, Samuel Zou wrote:
> Fix the following coccinelle warnings:

> sound/soc/amd/raven/acp3x-pcm-dma.c:161:39-40: WARNING: sum of probable bitmasks, consider |
> sound/soc/amd/raven/acp3x-pcm-dma.c:172:39-40: WARNING: sum of probable bitmasks, consider |
> sound/soc/amd/raven/acp3x-pcm-dma.c:183:39-40: WARNING: sum of probable bitmasks, consider |
> sound/soc/amd/raven/acp3x-pcm-dma.c:194:39-40: WARNING: sum of probable bitmasks, consider |

These are not bitmasks.

Samuel, please look deeper at the code before submitting
bad patches.

And hey Julia.

This is the second false positive submitted for this
warning today.

Can you please remove the script or fix it so it
uses better logic?k

Thanks.


> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: Samuel Zou <zou_wei@huawei.com>
> ---
>  sound/soc/amd/raven/acp3x-pcm-dma.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/sound/soc/amd/raven/acp3x-pcm-dma.c b/sound/soc/amd/raven/acp3x-pcm-dma.c
> index e362f0b..b0cc0fe 100644
> --- a/sound/soc/amd/raven/acp3x-pcm-dma.c
> +++ b/sound/soc/amd/raven/acp3x-pcm-dma.c
> @@ -158,7 +158,7 @@ static void config_acp3x_dma(struct i2s_stream_instance *rtd, int direction)
>  		switch (rtd->i2s_instance) {
>  		case I2S_BT_INSTANCE:
>  			reg_dma_size = mmACP_BT_TX_DMA_SIZE;
> -			acp_fifo_addr = ACP_SRAM_PTE_OFFSET +
> +			acp_fifo_addr = ACP_SRAM_PTE_OFFSET |
>  						BT_PB_FIFO_ADDR_OFFSET;
>  			reg_fifo_addr = mmACP_BT_TX_FIFOADDR;
>  			reg_fifo_size = mmACP_BT_TX_FIFOSIZE;
> @@ -169,7 +169,7 @@ static void config_acp3x_dma(struct i2s_stream_instance *rtd, int direction)
>  		case I2S_SP_INSTANCE:
>  		default:
>  			reg_dma_size = mmACP_I2S_TX_DMA_SIZE;
> -			acp_fifo_addr = ACP_SRAM_PTE_OFFSET +
> +			acp_fifo_addr = ACP_SRAM_PTE_OFFSET |
>  						SP_PB_FIFO_ADDR_OFFSET;
>  			reg_fifo_addr =	mmACP_I2S_TX_FIFOADDR;
>  			reg_fifo_size = mmACP_I2S_TX_FIFOSIZE;
> @@ -180,7 +180,7 @@ static void config_acp3x_dma(struct i2s_stream_instance *rtd, int direction)
>  		switch (rtd->i2s_instance) {
>  		case I2S_BT_INSTANCE:
>  			reg_dma_size = mmACP_BT_RX_DMA_SIZE;
> -			acp_fifo_addr = ACP_SRAM_PTE_OFFSET +
> +			acp_fifo_addr = ACP_SRAM_PTE_OFFSET |
>  						BT_CAPT_FIFO_ADDR_OFFSET;
>  			reg_fifo_addr = mmACP_BT_RX_FIFOADDR;
>  			reg_fifo_size = mmACP_BT_RX_FIFOSIZE;
> @@ -191,7 +191,7 @@ static void config_acp3x_dma(struct i2s_stream_instance *rtd, int direction)
>  		case I2S_SP_INSTANCE:
>  		default:
>  			reg_dma_size = mmACP_I2S_RX_DMA_SIZE;
> -			acp_fifo_addr = ACP_SRAM_PTE_OFFSET +
> +			acp_fifo_addr = ACP_SRAM_PTE_OFFSET |
>  						SP_CAPT_FIFO_ADDR_OFFSET;
>  			reg_fifo_addr = mmACP_I2S_RX_FIFOADDR;
>  			reg_fifo_size = mmACP_I2S_RX_FIFOSIZE;
diff mbox series

Patch

diff --git a/sound/soc/amd/raven/acp3x-pcm-dma.c b/sound/soc/amd/raven/acp3x-pcm-dma.c
index e362f0b..b0cc0fe 100644
--- a/sound/soc/amd/raven/acp3x-pcm-dma.c
+++ b/sound/soc/amd/raven/acp3x-pcm-dma.c
@@ -158,7 +158,7 @@  static void config_acp3x_dma(struct i2s_stream_instance *rtd, int direction)
 		switch (rtd->i2s_instance) {
 		case I2S_BT_INSTANCE:
 			reg_dma_size = mmACP_BT_TX_DMA_SIZE;
-			acp_fifo_addr = ACP_SRAM_PTE_OFFSET +
+			acp_fifo_addr = ACP_SRAM_PTE_OFFSET |
 						BT_PB_FIFO_ADDR_OFFSET;
 			reg_fifo_addr = mmACP_BT_TX_FIFOADDR;
 			reg_fifo_size = mmACP_BT_TX_FIFOSIZE;
@@ -169,7 +169,7 @@  static void config_acp3x_dma(struct i2s_stream_instance *rtd, int direction)
 		case I2S_SP_INSTANCE:
 		default:
 			reg_dma_size = mmACP_I2S_TX_DMA_SIZE;
-			acp_fifo_addr = ACP_SRAM_PTE_OFFSET +
+			acp_fifo_addr = ACP_SRAM_PTE_OFFSET |
 						SP_PB_FIFO_ADDR_OFFSET;
 			reg_fifo_addr =	mmACP_I2S_TX_FIFOADDR;
 			reg_fifo_size = mmACP_I2S_TX_FIFOSIZE;
@@ -180,7 +180,7 @@  static void config_acp3x_dma(struct i2s_stream_instance *rtd, int direction)
 		switch (rtd->i2s_instance) {
 		case I2S_BT_INSTANCE:
 			reg_dma_size = mmACP_BT_RX_DMA_SIZE;
-			acp_fifo_addr = ACP_SRAM_PTE_OFFSET +
+			acp_fifo_addr = ACP_SRAM_PTE_OFFSET |
 						BT_CAPT_FIFO_ADDR_OFFSET;
 			reg_fifo_addr = mmACP_BT_RX_FIFOADDR;
 			reg_fifo_size = mmACP_BT_RX_FIFOSIZE;
@@ -191,7 +191,7 @@  static void config_acp3x_dma(struct i2s_stream_instance *rtd, int direction)
 		case I2S_SP_INSTANCE:
 		default:
 			reg_dma_size = mmACP_I2S_RX_DMA_SIZE;
-			acp_fifo_addr = ACP_SRAM_PTE_OFFSET +
+			acp_fifo_addr = ACP_SRAM_PTE_OFFSET |
 						SP_CAPT_FIFO_ADDR_OFFSET;
 			reg_fifo_addr = mmACP_I2S_RX_FIFOADDR;
 			reg_fifo_size = mmACP_I2S_RX_FIFOSIZE;