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Subject[PATCH 25/33] spi: Convert to devm_ioremap_resource()
Date
Convert all uses of devm_request_and_ioremap() to the newly introduced
devm_ioremap_resource() which provides more consistent error handling.

devm_ioremap_resource() provides its own error messages so all explicit
error messages can be removed from the failure code paths.

Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: spi-devel-general@lists.sourceforge.net
---
drivers/spi/spi-ep93xx.c | 7 +++----
drivers/spi/spi-mxs.c | 6 +++---
drivers/spi/spi-omap2-mcspi.c | 7 +++----
drivers/spi/spi-s3c64xx.c | 7 +++----
drivers/spi/spi-sirf.c | 7 +++----
drivers/spi/spi-tegra20-sflash.c | 8 +++-----
drivers/spi/spi-tegra20-slink.c | 8 +++-----
7 files changed, 21 insertions(+), 29 deletions(-)

diff --git a/drivers/spi/spi-ep93xx.c b/drivers/spi/spi-ep93xx.c
index acb1e19..2e31f32 100644
--- a/drivers/spi/spi-ep93xx.c
+++ b/drivers/spi/spi-ep93xx.c
@@ -1085,10 +1085,9 @@ static int ep93xx_spi_probe(struct platform_device *pdev)

espi->sspdr_phys = res->start + SSPDR;

- espi->regs_base = devm_request_and_ioremap(&pdev->dev, res);
- if (!espi->regs_base) {
- dev_err(&pdev->dev, "failed to map resources\n");
- error = -ENODEV;
+ espi->regs_base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(espi->regs_base)) {
+ error = PTR_ERR(espi->regs_base);
goto fail_put_clock;
}

diff --git a/drivers/spi/spi-mxs.c b/drivers/spi/spi-mxs.c
index a3ede24..b735988 100644
--- a/drivers/spi/spi-mxs.c
+++ b/drivers/spi/spi-mxs.c
@@ -538,9 +538,9 @@ static int mxs_spi_probe(struct platform_device *pdev)
if (!iores || irq_err < 0 || irq_dma < 0)
return -EINVAL;

- base = devm_request_and_ioremap(&pdev->dev, iores);
- if (!base)
- return -EADDRNOTAVAIL;
+ base = devm_ioremap_resource(&pdev->dev, iores);
+ if (IS_ERR(base))
+ return PTR_ERR(base);

pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
if (IS_ERR(pinctrl))
diff --git a/drivers/spi/spi-omap2-mcspi.c b/drivers/spi/spi-omap2-mcspi.c
index b610f52..71a9482 100644
--- a/drivers/spi/spi-omap2-mcspi.c
+++ b/drivers/spi/spi-omap2-mcspi.c
@@ -1204,10 +1204,9 @@ static int omap2_mcspi_probe(struct platform_device *pdev)
r->end += regs_offset;
mcspi->phys = r->start;

- mcspi->base = devm_request_and_ioremap(&pdev->dev, r);
- if (!mcspi->base) {
- dev_dbg(&pdev->dev, "can't ioremap MCSPI\n");
- status = -ENOMEM;
+ mcspi->base = devm_ioremap_resource(&pdev->dev, r);
+ if (IS_ERR(mcspi->base)) {
+ status = PTR_ERR(mcspi->base);
goto free_master;
}

diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c
index ad93231..3d4a7c4 100644
--- a/drivers/spi/spi-s3c64xx.c
+++ b/drivers/spi/spi-s3c64xx.c
@@ -1276,10 +1276,9 @@ static int __init s3c64xx_spi_probe(struct platform_device *pdev)
/* the spi->mode bits understood by this driver: */
master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH;

- sdd->regs = devm_request_and_ioremap(&pdev->dev, mem_res);
- if (sdd->regs == NULL) {
- dev_err(&pdev->dev, "Unable to remap IO\n");
- ret = -ENXIO;
+ sdd->regs = devm_ioremap_resource(&pdev->dev, mem_res);
+ if (IS_ERR(sdd->regs)) {
+ ret = PTR_ERR(sdd->regs);
goto err1;
}

diff --git a/drivers/spi/spi-sirf.c b/drivers/spi/spi-sirf.c
index e0f43a5..78c8842 100644
--- a/drivers/spi/spi-sirf.c
+++ b/drivers/spi/spi-sirf.c
@@ -535,10 +535,9 @@ static int spi_sirfsoc_probe(struct platform_device *pdev)
}
}

- sspi->base = devm_request_and_ioremap(&pdev->dev, mem_res);
- if (!sspi->base) {
- dev_err(&pdev->dev, "IO remap failed!\n");
- ret = -ENOMEM;
+ sspi->base = devm_ioremap_resource(&pdev->dev, mem_res);
+ if (IS_ERR(sspi->base)) {
+ ret = PTR_ERR(sspi->base);
goto free_master;
}

diff --git a/drivers/spi/spi-tegra20-sflash.c b/drivers/spi/spi-tegra20-sflash.c
index 448a8cc..69c9d23 100644
--- a/drivers/spi/spi-tegra20-sflash.c
+++ b/drivers/spi/spi-tegra20-sflash.c
@@ -508,11 +508,9 @@ static int tegra_sflash_probe(struct platform_device *pdev)
ret = -ENODEV;
goto exit_free_master;
}
- tsd->base = devm_request_and_ioremap(&pdev->dev, r);
- if (!tsd->base) {
- dev_err(&pdev->dev,
- "Cannot request memregion/iomap dma address\n");
- ret = -EADDRNOTAVAIL;
+ tsd->base = devm_ioremap_resource(&pdev->dev, r);
+ if (IS_ERR(tsd->base)) {
+ ret = PTR_ERR(tsd->base);
goto exit_free_master;
}

diff --git a/drivers/spi/spi-tegra20-slink.c b/drivers/spi/spi-tegra20-slink.c
index 651167f..96bd6c2 100644
--- a/drivers/spi/spi-tegra20-slink.c
+++ b/drivers/spi/spi-tegra20-slink.c
@@ -1172,11 +1172,9 @@ static int tegra_slink_probe(struct platform_device *pdev)
goto exit_free_master;
}
tspi->phys = r->start;
- tspi->base = devm_request_and_ioremap(&pdev->dev, r);
- if (!tspi->base) {
- dev_err(&pdev->dev,
- "Cannot request memregion/iomap dma address\n");
- ret = -EADDRNOTAVAIL;
+ tspi->base = devm_ioremap_resource(&pdev->dev, r);
+ if (IS_ERR(tspi->base)) {
+ ret = PTR_ERR(tspi->base);
goto exit_free_master;
}

--
1.8.1.1


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