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[35.195.168.105]) by smtp.gmail.com with ESMTPSA id m20-20020a056000181400b0033b43a5f53csm3618820wrh.103.2024.02.08.05.50.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Feb 2024 05:50:59 -0800 (PST) From: Tudor Ambarus To: broonie@kernel.org, robh@kernel.org, andi.shyti@kernel.org, semen.protsenko@linaro.org Cc: krzysztof.kozlowski@linaro.org, alim.akhtar@samsung.com, linux-spi@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, andre.draszik@linaro.org, peter.griffin@linaro.org, kernel-team@android.com, willmcvicker@google.com, conor+dt@kernel.org, devicetree@vger.kernel.org, arnd@arndb.de, Tudor Ambarus Subject: [PATCH 08/12] spi: s3c64xx: introduce s3c64xx_spi_set_port_id() Date: Thu, 8 Feb 2024 13:50:41 +0000 Message-ID: <20240208135045.3728927-9-tudor.ambarus@linaro.org> X-Mailer: git-send-email 2.43.0.687.g38aa6559b0-goog In-Reply-To: <20240208135045.3728927-1-tudor.ambarus@linaro.org> References: <20240208135045.3728927-1-tudor.ambarus@linaro.org> Precedence: bulk X-Mailing-List: linux-spi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Prepare driver to get rid of the of alias ID dependency. Split the port_id logic into a dedicated method. Signed-off-by: Tudor Ambarus --- drivers/spi/spi-s3c64xx.c | 37 +++++++++++++++++++++++++------------ 1 file changed, 25 insertions(+), 12 deletions(-) diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index ac47755beb02..40de325bd094 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -1200,6 +1200,27 @@ static inline const struct s3c64xx_spi_port_config *s3c64xx_spi_get_port_config( return (const struct s3c64xx_spi_port_config *)platform_get_device_id(pdev)->driver_data; } +static int s3c64xx_spi_set_port_id(struct platform_device *pdev, + struct s3c64xx_spi_driver_data *sdd) +{ + int ret; + + if (pdev->dev.of_node) { + ret = of_alias_get_id(pdev->dev.of_node, "spi"); + if (ret < 0) + return dev_err_probe(&pdev->dev, ret, + "Failed to get alias id\n"); + sdd->port_id = ret; + } else { + if (pdev->id < 0) + return dev_err_probe(&pdev->dev, -EINVAL, + "Negative platform ID is not allowed\n"); + sdd->port_id = pdev->id; + } + + return 0; +} + static void s3c64xx_spi_set_fifomask(struct s3c64xx_spi_driver_data *sdd) { const struct s3c64xx_spi_port_config *port_conf = sdd->port_conf; @@ -1252,18 +1273,10 @@ static int s3c64xx_spi_probe(struct platform_device *pdev) sdd->host = host; sdd->cntrlr_info = sci; sdd->pdev = pdev; - if (pdev->dev.of_node) { - ret = of_alias_get_id(pdev->dev.of_node, "spi"); - if (ret < 0) - return dev_err_probe(&pdev->dev, ret, - "Failed to get alias id\n"); - sdd->port_id = ret; - } else { - if (pdev->id < 0) - return dev_err_probe(&pdev->dev, -EINVAL, - "Negative platform ID is not allowed\n"); - sdd->port_id = pdev->id; - } + + ret = s3c64xx_spi_set_port_id(pdev, sdd); + if (ret) + return ret; if (sdd->port_conf->fifo_depth) sdd->fifo_depth = sdd->port_conf->fifo_depth;