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pinctrl: amd: Constify pointers to 'pinctrl_desc'

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Internal functions obtaining pointers to 'struct pinctrl_desc' do not
modify the contents so they can be made pointers to const.  This makes
code safer, explicit and later allows constifying 'pinctrl_desc' in
pinctrl core code.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/20250611-pinctrl-const-desc-v2-3-b11c1d650384@linaro.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Krzysztof Kozlowski 2025-06-11 08:13:35 +02:00 • committed by Linus Walleij
parent 1982621dec
commit 91ed43b045
1 changed files with 4 additions and 4 deletions
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8
drivers/pinctrl/pinctrl-amd.c
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@ -872,7 +872,7 @@ static const struct pinconf_ops amd_pinconf_ops = {
static void amd_gpio_irq_init(struct amd_gpio *gpio_dev)
{
struct pinctrl_desc *desc = gpio_dev->pctrl->desc;
const struct pinctrl_desc *desc = gpio_dev->pctrl->desc;
unsigned long flags;
u32 pin_reg, mask;
int i;
@ -901,7 +901,7 @@ static void amd_gpio_irq_init(struct amd_gpio *gpio_dev)
static void amd_gpio_check_pending(void)
{
struct amd_gpio *gpio_dev = pinctrl_dev;
struct pinctrl_desc *desc = gpio_dev->pctrl->desc;
const struct pinctrl_desc *desc = gpio_dev->pctrl->desc;
int i;
if (!pm_debug_messages_on)
@ -957,7 +957,7 @@ static bool amd_gpio_should_save(struct amd_gpio *gpio_dev, unsigned int pin)
static int amd_gpio_suspend_hibernate_common(struct device *dev, bool is_suspend)
{
struct amd_gpio *gpio_dev = dev_get_drvdata(dev);
struct pinctrl_desc *desc = gpio_dev->pctrl->desc;
const struct pinctrl_desc *desc = gpio_dev->pctrl->desc;
unsigned long flags;
int i;
u32 wake_mask = is_suspend ? WAKE_SOURCE_SUSPEND : WAKE_SOURCE_HIBERNATE;
@ -1001,7 +1001,7 @@ static int amd_gpio_hibernate(struct device *dev)
static int amd_gpio_resume(struct device *dev)
{
struct amd_gpio *gpio_dev = dev_get_drvdata(dev);
struct pinctrl_desc *desc = gpio_dev->pctrl->desc;
const struct pinctrl_desc *desc = gpio_dev->pctrl->desc;
unsigned long flags;
int i;