nagai/kernel
3
0
Fork 0
forked from mirrors/linux
Code Pull requests Activity

spi: pxa2xx: Extract pxa2xx_spi_platform_*() callbacks

Browse source 
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>
This commit is contained in:
Andy Shevchenko 2024-05-30 18:10:05 +03:00 committed by Mark Brown
parent 75bfdccaec
commit 20ade9b977
No known key found for this signature in database
GPG key ID: 24D68B725D5487D0
1 changed files with 33 additions and 19 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

52
drivers/spi/spi-pxa2xx.c
View file

@ -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 @@ static int pxa2xx_spi_probe(struct platform_device *pdev)
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)