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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2024-05-30 17:10:05 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2024-06-03 17:00:02 +0200 |
| commit | 20ade9b9771c80eb58eb42ccd0a48ba24bdc3c4f (patch) | |
| tree | 71915e31143ed57fef576047983342c82ad85f5d /drivers/spi/spi-pxa2xx.c | |
| parent | spi: pxa2xx: Remove superflous check for Intel Atom SoCs (diff) | |
| download | linux-20ade9b9771c80eb58eb42ccd0a48ba24bdc3c4f.tar.xz linux-20ade9b9771c80eb58eb42ccd0a48ba24bdc3c4f.zip | |
spi: pxa2xx: Extract pxa2xx_spi_platform_*() callbacks
In preparation of the extracting platform driver from spi-pxa2xx.c
split the probe and remove functions so we have bus independent
and platform device ones.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://msgid.link/r/20240530151117.1130792-10-andriy.shevchenko@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to '')
| -rw-r--r-- | drivers/spi/spi-pxa2xx.c | 52 |
1 files changed, 33 insertions, 19 deletions
diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c index 3c03a8cd9ee6..74f242e652df 100644 --- a/drivers/spi/spi-pxa2xx.c +++ b/drivers/spi/spi-pxa2xx.c @@ -1413,30 +1413,16 @@ static size_t pxa2xx_spi_max_dma_transfer_size(struct spi_device *spi) return MAX_DMA_LEN; } -static int pxa2xx_spi_probe(struct platform_device *pdev) +static int pxa2xx_spi_probe(struct device *dev, struct ssp_device *ssp) { - struct device *dev = &pdev->dev; struct pxa2xx_spi_controller *platform_info; struct spi_controller *controller; struct driver_data *drv_data; - struct ssp_device *ssp; const struct lpss_config *config; int status; u32 tmp; platform_info = dev_get_platdata(dev); - if (!platform_info) { - platform_info = pxa2xx_spi_init_pdata(pdev); - if (IS_ERR(platform_info)) - return dev_err_probe(dev, PTR_ERR(platform_info), "missing platform data\n"); - } - - ssp = pxa2xx_spi_ssp_request(pdev); - if (IS_ERR(ssp)) - return PTR_ERR(ssp); - if (!ssp) - ssp = &platform_info->ssp; - if (platform_info->is_target) controller = devm_spi_alloc_target(dev, sizeof(*drv_data)); else @@ -1628,9 +1614,8 @@ out_error_dma_irq_alloc: return status; } -static void pxa2xx_spi_remove(struct platform_device *pdev) +static void pxa2xx_spi_remove(struct device *dev) { - struct device *dev = &pdev->dev; struct driver_data *drv_data = dev_get_drvdata(dev); struct ssp_device *ssp = drv_data->ssp; @@ -1708,6 +1693,35 @@ static const struct dev_pm_ops pxa2xx_spi_pm_ops = { RUNTIME_PM_OPS(pxa2xx_spi_runtime_suspend, pxa2xx_spi_runtime_resume, NULL) }; +static int pxa2xx_spi_platform_probe(struct platform_device *pdev) +{ + struct pxa2xx_spi_controller *platform_info; + struct device *dev = &pdev->dev; + struct ssp_device *ssp; + + platform_info = dev_get_platdata(dev); + if (!platform_info) { + platform_info = pxa2xx_spi_init_pdata(pdev); + if (IS_ERR(platform_info)) + return dev_err_probe(dev, PTR_ERR(platform_info), "missing platform data\n"); + + dev->platform_data = platform_info; + } + + ssp = pxa2xx_spi_ssp_request(pdev); + if (IS_ERR(ssp)) + return PTR_ERR(ssp); + if (!ssp) + ssp = &platform_info->ssp; + + return pxa2xx_spi_probe(dev, ssp); +} + +static void pxa2xx_spi_platform_remove(struct platform_device *pdev) +{ + pxa2xx_spi_remove(&pdev->dev); +} + static const struct acpi_device_id pxa2xx_spi_acpi_match[] = { { "80860F0E" }, { "8086228E" }, @@ -1732,8 +1746,8 @@ static struct platform_driver driver = { .acpi_match_table = pxa2xx_spi_acpi_match, .of_match_table = pxa2xx_spi_of_match, }, - .probe = pxa2xx_spi_probe, - .remove_new = pxa2xx_spi_remove, + .probe = pxa2xx_spi_platform_probe, + .remove_new = pxa2xx_spi_platform_remove, }; static int __init pxa2xx_spi_init(void) |