linux-kernel - [PATCH 23/33] dmaengine: at_hdmac: s/atc_get_bytes_left/atc_get

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Message-ID: <20220820125717.588722-24-tudor.ambarus@microchip.com>
Date:   Sat, 20 Aug 2022 15:57:07 +0300
From:   Tudor Ambarus <tudor.ambarus@...rochip.com>
To:     <vkoul@...nel.org>, <peda@...ntia.se>, <du@...ntia.se>,
        <regressions@...mhuis.info>
CC:     <ludovic.desroches@...rochip.com>, <maciej.sosnowski@...el.com>,
        <tudor.ambarus@...rochip.com>, <dan.j.williams@...el.com>,
        <nicolas.ferre@...rochip.com>, <mripard@...nel.org>,
        <torfl6749@...il.com>, <linux-kernel@...r.kernel.org>,
        <dmaengine@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>
Subject: [PATCH 23/33] dmaengine: at_hdmac: s/atc_get_bytes_left/atc_get_residue

Use dmaengine terminology and rename the method to better indicate what it
does: it gets the residue value which will be later on set with
dma_set_residue().

Signed-off-by: Tudor Ambarus <tudor.ambarus@...rochip.com>
---
 drivers/dma/at_hdmac.c | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
index abb884a08bd4..daf2a3af25d4 100644
--- a/drivers/dma/at_hdmac.c
+++ b/drivers/dma/at_hdmac.c
@@ -743,15 +743,15 @@ static inline u32 atc_calc_bytes_left(u32 current_len, u32 ctrla)
 }
 
 /**
- * atc_get_bytes_left - get the number of bytes residue for a cookie.
+ * atc_get_residue - get the number of bytes residue for a cookie.
  * The residue is passed by address and updated on success.
  * @chan: DMA channel
  * @cookie: transaction identifier to check status of
  * @residue: residue to be updated.
  * Return 0 on success, -errono otherwise.
  */
-static int atc_get_bytes_left(struct dma_chan *chan, dma_cookie_t cookie,
-			      u32 *residue)
+static int atc_get_residue(struct dma_chan *chan, dma_cookie_t cookie,
+			   u32 *residue)
 {
 	struct at_dma_chan      *atchan = to_at_dma_chan(chan);
 	struct at_desc *desc_first = atc_first_active(atchan);
@@ -1913,10 +1913,7 @@ atc_tx_status(struct dma_chan *chan,
 		return dma_status;
 
 	spin_lock_irqsave(&atchan->lock, flags);
-
-	/*  Get number of bytes left in the active transactions */
-	ret = atc_get_bytes_left(chan, cookie, &residue);
-
+	ret = atc_get_residue(chan, cookie, &residue);
 	spin_unlock_irqrestore(&atchan->lock, flags);
 
 	if (unlikely(ret < 0)) {
-- 
2.25.1