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From: Lucas Tanure <tanureal@opensource.cirrus.com>
To: Mark Brown <broonie@kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	"Rafael J . Wysocki" <rafael@kernel.org>,
	Sanjay R Mehta <sanju.mehta@amd.com>,
	Nehal Bakulchandra Shah <Nehal-Bakulchandra.shah@amd.com>
Cc: <linux-kernel@vger.kernel.org>, <linux-spi@vger.kernel.org>,
	<patches@opensource.cirrus.com>,
	Lucas Tanure <tanureal@opensource.cirrus.com>
Subject: [PATCH 6/9] spi: amd: Remove uneeded variable
Date: Tue, 24 Aug 2021 11:40:38 +0100	[thread overview]
Message-ID: <20210824104041.708945-7-tanureal@opensource.cirrus.com> (raw)
In-Reply-To: <20210824104041.708945-1-tanureal@opensource.cirrus.com>

Remove internal cs from amd_spi

Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
---
 drivers/spi/spi-amd.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/spi/spi-amd.c b/drivers/spi/spi-amd.c
index 9476b283840b..ebbc64a9fa7b 100644
--- a/drivers/spi/spi-amd.c
+++ b/drivers/spi/spi-amd.c
@@ -39,7 +39,6 @@ struct amd_spi {
 	void __iomem *io_remap_addr;
 	unsigned long io_base_addr;
 	u32 rom_addr;
-	u8 chip_select;
 };
 
 static inline u8 amd_spi_readreg8(struct amd_spi *amd_spi, int idx)
@@ -78,10 +77,9 @@ static inline void amd_spi_setclear_reg32(struct amd_spi *amd_spi, int idx, u32
 	amd_spi_writereg32(amd_spi, idx, tmp);
 }
 
-static void amd_spi_select_chip(struct amd_spi *amd_spi)
+static void amd_spi_select_chip(struct amd_spi *amd_spi, u8 cs)
 {
-	amd_spi_setclear_reg8(amd_spi, AMD_SPI_ALT_CS_REG, amd_spi->chip_select,
-			      AMD_SPI_ALT_CS_MASK);
+	amd_spi_setclear_reg8(amd_spi, AMD_SPI_ALT_CS_REG, cs, AMD_SPI_ALT_CS_MASK);
 }
 
 static void amd_spi_clear_fifo_ptr(struct amd_spi *amd_spi)
@@ -196,8 +194,7 @@ static int amd_spi_master_transfer(struct spi_master *master,
 	struct amd_spi *amd_spi = spi_master_get_devdata(master);
 	struct spi_device *spi = msg->spi;
 
-	amd_spi->chip_select = spi->chip_select;
-	amd_spi_select_chip(amd_spi);
+	amd_spi_select_chip(amd_spi, spi->chip_select);
 
 	/*
 	 * Extract spi_transfers from the spi message and
-- 
2.33.0


  parent reply	other threads:[~2021-08-24 10:41 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-24 10:40 [PATCH 0/9] Improve support for AMD SPI controllers Lucas Tanure
2021-08-24 10:40 ` [PATCH 1/9] regmap: spi: Set regmap max raw r/w from max_transfer_size Lucas Tanure
2021-08-24 16:42   ` Mark Brown
2021-08-24 10:40 ` [PATCH 2/9] spi: core: Add flag for controllers that can't hold cs between transfers Lucas Tanure
2021-08-24 16:38   ` Mark Brown
2021-08-24 10:40 ` [PATCH 3/9] regmap: spi: SPI_CONTROLLER_CS_PER_TRANSFER affects max read/write Lucas Tanure
2021-08-24 16:37   ` Mark Brown
2021-08-25 17:13     ` Lucas tanure
2021-08-25 17:21       ` Mark Brown
2021-08-24 10:40 ` [PATCH 4/9] spi: amd: Refactor code to use less spi_master_get_devdata Lucas Tanure
2021-08-24 10:40 ` [PATCH 5/9] spi: amd: Refactor amd_spi_busy_wait to use readl_poll_timeout Lucas Tanure
2021-08-24 16:46   ` Mark Brown
2021-08-24 10:40 ` Lucas Tanure [this message]
2021-08-24 10:40 ` [PATCH 7/9] spi: amd: Check for idle bus before execute opcode Lucas Tanure
2021-08-24 16:49   ` Mark Brown
2021-08-24 10:40 ` [PATCH 8/9] spi: amd: Refactor to overcome 70 bytes per CS limitation Lucas Tanure
2021-08-24 17:16   ` Mark Brown
2021-08-24 17:18     ` Mark Brown
2021-08-24 10:40 ` [PATCH 9/9] spi: amd: Add support for latest platform Lucas Tanure
2021-08-24 15:44   ` kernel test robot
2021-08-24 17:19   ` Mark Brown

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