[PATCH][next] dmaengine: Use fallthrough pseudo-keyword

Vinod Koul vkoul at kernel.org
Wed Aug 5 23:19:22 AEST 2020


On 27-07-20, 15:34, Gustavo A. R. Silva wrote:

> diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
> index 2c508ee672b9..9b69716172a4 100644
> --- a/drivers/dma/pl330.c
> +++ b/drivers/dma/pl330.c
> @@ -1061,16 +1061,16 @@ static bool _start(struct pl330_thread *thrd)
>  
>  		if (_state(thrd) == PL330_STATE_KILLING)
>  			UNTIL(thrd, PL330_STATE_STOPPED)
> -		/* fall through */
> +		fallthrough;
>  
>  	case PL330_STATE_FAULTING:
>  		_stop(thrd);
> -		/* fall through */
> +		fallthrough;
>  
>  	case PL330_STATE_KILLING:
>  	case PL330_STATE_COMPLETING:
>  		UNTIL(thrd, PL330_STATE_STOPPED)
> -		/* fall through */
> +		fallthrough;
>  
>  	case PL330_STATE_STOPPED:
>  		return _trigger(thrd);
> @@ -1121,7 +1121,6 @@ static u32 _emit_load(unsigned int dry_run, u8 buf[],
>  
>  	switch (direction) {
>  	case DMA_MEM_TO_MEM:
> -		/* fall through */
>  	case DMA_MEM_TO_DEV:
>  		off += _emit_LD(dry_run, &buf[off], cond);
>  		break;
> @@ -1155,7 +1154,6 @@ static inline u32 _emit_store(unsigned int dry_run, u8 buf[],
>  
>  	switch (direction) {
>  	case DMA_MEM_TO_MEM:
> -		/* fall through */
>  	case DMA_DEV_TO_MEM:
>  		off += _emit_ST(dry_run, &buf[off], cond);
>  		break;
> @@ -1216,7 +1214,6 @@ static int _bursts(struct pl330_dmac *pl330, unsigned dry_run, u8 buf[],
>  
>  	switch (pxs->desc->rqtype) {
>  	case DMA_MEM_TO_DEV:
> -		/* fall through */
>  	case DMA_DEV_TO_MEM:
>  		off += _ldst_peripheral(pl330, dry_run, &buf[off], pxs, cyc,
>  			cond);
> @@ -1266,7 +1263,6 @@ static int _dregs(struct pl330_dmac *pl330, unsigned int dry_run, u8 buf[],
>  
>  	switch (pxs->desc->rqtype) {
>  	case DMA_MEM_TO_DEV:
> -		/* fall through */

replacement missed here and above few

-- 
~Vinod


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