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[87.245.175.227]) by smtp.gmail.com with ESMTPSA id t4-20020a056512068400b00518b3b1b0ddsm979082lfe.259.2024.04.16.08.53.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 16 Apr 2024 08:53:03 -0700 (PDT) From: Serge Semin To: Serge Semin , Mark Brown , Andy Shevchenko Cc: Andy Shevchenko , Andy Shevchenko , linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH RESEND v3 1/4] spi: dw: Convert to using BITS_TO_BYTES() macro Date: Tue, 16 Apr 2024 18:52:31 +0300 Message-ID: <20240416155257.22429-2-fancer.lancer@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240416155257.22429-1-fancer.lancer@gmail.com> References: <20240416155257.22429-1-fancer.lancer@gmail.com> Precedence: bulk X-Mailing-List: linux-spi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Since commit dd3e7cba1627 ("ocfs2/dlm: move BITS_TO_BYTES() to bitops.h for wider use") there is a generic helper available to calculate a number of bytes needed to accommodate the specified number of bits. Let's use it instead of the hard-coded DIV_ROUND_UP() macro function. Signed-off-by: Serge Semin Reviewed-by: Andy Shevchenko --- drivers/spi/spi-dw-core.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/spi/spi-dw-core.c b/drivers/spi/spi-dw-core.c index 0274c9295514..722b5eb1f709 100644 --- a/drivers/spi/spi-dw-core.c +++ b/drivers/spi/spi-dw-core.c @@ -6,6 +6,7 @@ */ #include +#include #include #include #include @@ -421,10 +422,7 @@ static int dw_spi_transfer_one(struct spi_controller *host, int ret; dws->dma_mapped = 0; - dws->n_bytes = - roundup_pow_of_two(DIV_ROUND_UP(transfer->bits_per_word, - BITS_PER_BYTE)); - + dws->n_bytes = roundup_pow_of_two(BITS_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; -- 2.43.0