linux-kernel - Re: [PATCH] dma: ti: cleanup comments

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Date:   Sun, 20 Feb 2022 22:13:47 +0200
From:   Péter Ujfalusi <peter.ujfalusi@...il.com>
To:     trix@...hat.com, vkoul@...nel.org
Cc:     dmaengine@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] dma: ti: cleanup comments



On 17/02/2022 20:25, trix@...hat.com wrote:
> From: Tom Rix <trix@...hat.com>
> 
> Remove the second 'the'
> 
> Replacements
> completetion to completion
> seens to seen
> pendling to pending
> atleast to at least
> tranfer to transfer
> multibple to a multiple
> transfering to transferring

Acked-by: Peter Ujfalusi <peter.ujfalusi@...il.com>

> 
> Signed-off-by: Tom Rix <trix@...hat.com>
> ---
>  drivers/dma/ti/cppi41.c   |  6 +++---
>  drivers/dma/ti/edma.c     | 10 +++++-----
>  drivers/dma/ti/omap-dma.c |  2 +-
>  3 files changed, 9 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/dma/ti/cppi41.c b/drivers/dma/ti/cppi41.c
> index 8c2f7ebe998c..062bd9bd4de0 100644
> --- a/drivers/dma/ti/cppi41.c
> +++ b/drivers/dma/ti/cppi41.c
> @@ -315,7 +315,7 @@ static irqreturn_t cppi41_irq(int irq, void *data)
>  		val = cppi_readl(cdd->qmgr_mem + QMGR_PEND(i));
>  		if (i == QMGR_PENDING_SLOT_Q(first_completion_queue) && val) {
>  			u32 mask;
> -			/* set corresponding bit for completetion Q 93 */
> +			/* set corresponding bit for completion Q 93 */
>  			mask = 1 << QMGR_PENDING_BIT_Q(first_completion_queue);
>  			/* not set all bits for queues less than Q 93 */
>  			mask--;
> @@ -703,7 +703,7 @@ static int cppi41_tear_down_chan(struct cppi41_channel *c)
>  	 * transfer descriptor followed by TD descriptor. Waiting seems not to
>  	 * cause any difference.
>  	 * RX seems to be thrown out right away. However once the TearDown
> -	 * descriptor gets through we are done. If we have seens the transfer
> +	 * descriptor gets through we are done. If we have seen the transfer
>  	 * descriptor before the TD we fetch it from enqueue, it has to be
>  	 * there waiting for us.
>  	 */
> @@ -747,7 +747,7 @@ static int cppi41_stop_chan(struct dma_chan *chan)
>  		struct cppi41_channel *cc, *_ct;
>  
>  		/*
> -		 * channels might still be in the pendling list if
> +		 * channels might still be in the pending list if
>  		 * cppi41_dma_issue_pending() is called after
>  		 * cppi41_runtime_suspend() is called
>  		 */
> diff --git a/drivers/dma/ti/edma.c b/drivers/dma/ti/edma.c
> index 08e47f44d325..3ea8ef7f57df 100644
> --- a/drivers/dma/ti/edma.c
> +++ b/drivers/dma/ti/edma.c
> @@ -118,10 +118,10 @@
>  
>  /*
>   * Max of 20 segments per channel to conserve PaRAM slots
> - * Also note that MAX_NR_SG should be atleast the no.of periods
> + * Also note that MAX_NR_SG should be at least the no.of periods
>   * that are required for ASoC, otherwise DMA prep calls will
>   * fail. Today davinci-pcm is the only user of this driver and
> - * requires atleast 17 slots, so we setup the default to 20.
> + * requires at least 17 slots, so we setup the default to 20.
>   */
>  #define MAX_NR_SG		20
>  #define EDMA_MAX_SLOTS		MAX_NR_SG
> @@ -976,7 +976,7 @@ static int edma_config_pset(struct dma_chan *chan, struct edma_pset *epset,
>  		 * and quotient respectively of the division of:
>  		 * (dma_length / acnt) by (SZ_64K -1). This is so
>  		 * that in case bcnt over flows, we have ccnt to use.
> -		 * Note: In A-sync tranfer only, bcntrld is used, but it
> +		 * Note: In A-sync transfer only, bcntrld is used, but it
>  		 * only applies for sg_dma_len(sg) >= SZ_64K.
>  		 * In this case, the best way adopted is- bccnt for the
>  		 * first frame will be the remainder below. Then for
> @@ -1203,7 +1203,7 @@ static struct dma_async_tx_descriptor *edma_prep_dma_memcpy(
>  		 * slot2: the remaining amount of data after slot1.
>  		 *	  ACNT = full_length - length1, length2 = ACNT
>  		 *
> -		 * When the full_length is multibple of 32767 one slot can be
> +		 * When the full_length is a multiple of 32767 one slot can be
>  		 * used to complete the transfer.
>  		 */
>  		width = array_size;
> @@ -1814,7 +1814,7 @@ static void edma_issue_pending(struct dma_chan *chan)
>   * This limit exists to avoid a possible infinite loop when waiting for proof
>   * that a particular transfer is completed. This limit can be hit if there
>   * are large bursts to/from slow devices or the CPU is never able to catch
> - * the DMA hardware idle. On an AM335x transfering 48 bytes from the UART
> + * the DMA hardware idle. On an AM335x transferring 48 bytes from the UART
>   * RX-FIFO, as many as 55 loops have been seen.
>   */
>  #define EDMA_MAX_TR_WAIT_LOOPS 1000
> diff --git a/drivers/dma/ti/omap-dma.c b/drivers/dma/ti/omap-dma.c
> index 7cb577e6587b..8e52a0dc1f78 100644
> --- a/drivers/dma/ti/omap-dma.c
> +++ b/drivers/dma/ti/omap-dma.c
> @@ -1442,7 +1442,7 @@ static int omap_dma_pause(struct dma_chan *chan)
>  	 * A source-synchronised channel is one where the fetching of data is
>  	 * under control of the device. In other words, a device-to-memory
>  	 * transfer. So, a destination-synchronised channel (which would be a
> -	 * memory-to-device transfer) undergoes an abort if the the CCR_ENABLE
> +	 * memory-to-device transfer) undergoes an abort if the CCR_ENABLE
>  	 * bit is cleared.
>  	 * From 16.1.4.20.4.6.2 Abort: "If an abort trigger occurs, the channel
>  	 * aborts immediately after completion of current read/write

-- 
Péter