linux-kernel - [PATCH v1 2/2] spi: dw: Use spi_bpw_to

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Message-ID: <20250416062013.1826421-3-andriy.shevchenko@linux.intel.com>
Date: Wed, 16 Apr 2025 09:16:35 +0300
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Mark Brown <broonie@...nel.org>,
	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	linux-spi@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: David Lechner <dlechner@...libre.com>
Subject: [PATCH v1 2/2] spi: dw: Use spi_bpw_to_bytes() helper

Use existing helper to get amount of bytes (as power-of-two value)
from bits per word.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/spi/spi-dw-core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/spi/spi-dw-core.c b/drivers/spi/spi-dw-core.c
index 941ecc6f59f8..b3b883cb9541 100644
--- a/drivers/spi/spi-dw-core.c
+++ b/drivers/spi/spi-dw-core.c
@@ -423,7 +423,7 @@ static int dw_spi_transfer_one(struct spi_controller *host,
 	int ret;
 
 	dws->dma_mapped = 0;
-	dws->n_bytes = roundup_pow_of_two(BITS_TO_BYTES(transfer->bits_per_word));
+	dws->n_bytes = spi_bpw_to_bytes(transfer->bits_per_word);
 	dws->tx = (void *)transfer->tx_buf;
 	dws->tx_len = transfer->len / dws->n_bytes;
 	dws->rx = transfer->rx_buf;
-- 
2.47.2