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OMAP-GPMC: driver updates for v4.9

Browse source 
* Fix potential build failure if CONFIG_OMAP_GPMC is disabled while
   OMAP_NAND driver is enabled
 * Trivial fixes which fix build warnings and code check tool warnings
   (Coccinelle)
 * Use devm_gpiochip_add_data()
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Merge tag 'gpmc-omap-for-v4.9' of https://github.com/rogerq/linux into next/drivers

Merge "OMAP-GPMC: driver updates for v4.9" from Roger Quadros:

* Fix potential build failure if CONFIG_OMAP_GPMC is disabled while
  OMAP_NAND driver is enabled
* Trivial fixes which fix build warnings and code check tool warnings
  (Coccinelle)
* Use devm_gpiochip_add_data()

* tag 'gpmc-omap-for-v4.9' of https://github.com/rogerq/linux:
  memory: omap-gpmc: make gpmc_clk_ticks_to_ns() static
  memory: omap-gpmc: Fix build with CONFIG_OMAP_GPMC disabled
  memory: omap-gpmc: use devm_gpiochip_add_data()
  memory: omap-gpmc: Delete an unnecessary check before the function call "gpiochip_free_own_desc"
This commit is contained in:
Arnd Bergmann 2016-09-02 18:27:11 +02:00
commit 2b97f10b38
2 changed files with 7 additions and 17 deletions
Download patch file Download diff file Expand all files Collapse all files

20
drivers/memory/omap-gpmc.c
View file

@ -350,8 +350,8 @@ static unsigned int gpmc_ps_to_ticks(unsigned int time_ps)
return (time_ps + tick_ps - 1) / tick_ps;
}
unsigned int gpmc_clk_ticks_to_ns(unsigned ticks, int cs,
enum gpmc_clk_domain cd)
static unsigned int gpmc_clk_ticks_to_ns(unsigned int ticks, int cs,
enum gpmc_clk_domain cd)
{
return ticks * gpmc_get_clk_period(cs, cd) / 1000;
}
@ -2143,9 +2143,7 @@ err_child_fail:
ret = -ENODEV;
err_cs:
if (waitpin_desc)
gpiochip_free_own_desc(waitpin_desc);
gpiochip_free_own_desc(waitpin_desc);
err:
gpmc_cs_free(cs);
@ -2266,7 +2264,7 @@ static int gpmc_gpio_init(struct gpmc_device *gpmc)
gpmc->gpio_chip.get = gpmc_gpio_get;
gpmc->gpio_chip.base = -1;
ret = gpiochip_add(&gpmc->gpio_chip);
ret = devm_gpiochip_add_data(gpmc->dev, &gpmc->gpio_chip, NULL);
if (ret < 0) {
dev_err(gpmc->dev, "could not register gpio chip: %d\n", ret);
return ret;
@ -2275,11 +2273,6 @@ static int gpmc_gpio_init(struct gpmc_device *gpmc)
return 0;
}
static void gpmc_gpio_exit(struct gpmc_device *gpmc)
{
gpiochip_remove(&gpmc->gpio_chip);
}
static int gpmc_probe(struct platform_device *pdev)
{
int rc;
@ -2366,7 +2359,7 @@ static int gpmc_probe(struct platform_device *pdev)
rc = gpmc_setup_irq(gpmc);
if (rc) {
dev_err(gpmc->dev, "gpmc_setup_irq failed\n");
goto setup_irq_failed;
goto gpio_init_failed;
}
rc = gpmc_probe_dt_children(pdev);
@ -2379,8 +2372,6 @@ static int gpmc_probe(struct platform_device *pdev)
dt_children_failed:
gpmc_free_irq(gpmc);
setup_irq_failed:
gpmc_gpio_exit(gpmc);
gpio_init_failed:
gpmc_mem_exit();
pm_runtime_put_sync(&pdev->dev);
@ -2394,7 +2385,6 @@ static int gpmc_remove(struct platform_device *pdev)
struct gpmc_device *gpmc = platform_get_drvdata(pdev);
gpmc_free_irq(gpmc);
gpmc_gpio_exit(gpmc);
gpmc_mem_exit();
pm_runtime_put_sync(&pdev->dev);
pm_runtime_disable(&pdev->dev);

4
include/linux/omap-gpmc.h
View file

@ -29,8 +29,8 @@ struct gpmc_nand_regs;
struct gpmc_nand_ops *gpmc_omap_get_nand_ops(struct gpmc_nand_regs *regs,
int cs);
#else
static inline gpmc_nand_ops *gpmc_omap_get_nand_ops(struct gpmc_nand_regs *regs,
int cs)
static inline struct gpmc_nand_ops *gpmc_omap_get_nand_ops(struct gpmc_nand_regs *regs,
int cs)
{
return NULL;
}