From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/pinctrl/samsung/pinctrl-exynos.c | 66 ++++++++++++++++-----------------
1 files changed, 32 insertions(+), 34 deletions(-)
diff --git a/kernel/drivers/pinctrl/samsung/pinctrl-exynos.c b/kernel/drivers/pinctrl/samsung/pinctrl-exynos.c
index 7f764f7..493079a 100644
--- a/kernel/drivers/pinctrl/samsung/pinctrl-exynos.c
+++ b/kernel/drivers/pinctrl/samsung/pinctrl-exynos.c
@@ -38,7 +38,7 @@
u32 eint_con;
u32 eint_mask;
u32 eint_pend;
- u32 eint_wake_mask_value;
+ u32 *eint_wake_mask_value;
u32 eint_wake_mask_reg;
void (*set_eint_wakeup_mask)(struct samsung_pinctrl_drv_data *drvdata,
struct exynos_irq_chip *irq_chip);
@@ -207,7 +207,7 @@
/*
* irq_chip for gpio interrupts.
*/
-static struct exynos_irq_chip exynos_gpio_irq_chip = {
+static const struct exynos_irq_chip exynos_gpio_irq_chip __initconst = {
.chip = {
.name = "exynos_gpio_irq_chip",
.irq_unmask = exynos_irq_unmask,
@@ -274,7 +274,7 @@
* exynos_eint_gpio_init() - setup handling of external gpio interrupts.
* @d: driver data of samsung pinctrl driver.
*/
-int exynos_eint_gpio_init(struct samsung_pinctrl_drv_data *d)
+__init int exynos_eint_gpio_init(struct samsung_pinctrl_drv_data *d)
{
struct samsung_pin_bank *bank;
struct device *dev = d->dev;
@@ -297,6 +297,15 @@
for (i = 0; i < d->nr_banks; ++i, ++bank) {
if (bank->eint_type != EINT_TYPE_GPIO)
continue;
+
+ bank->irq_chip = devm_kmemdup(dev, &exynos_gpio_irq_chip,
+ sizeof(*bank->irq_chip), GFP_KERNEL);
+ if (!bank->irq_chip) {
+ ret = -ENOMEM;
+ goto err_domains;
+ }
+ bank->irq_chip->chip.name = bank->name;
+
bank->irq_domain = irq_domain_add_linear(bank->of_node,
bank->nr_pins, &exynos_eint_irqd_ops, bank);
if (!bank->irq_domain) {
@@ -313,7 +322,6 @@
goto err_domains;
}
- bank->irq_chip = &exynos_gpio_irq_chip;
}
return 0;
@@ -328,13 +336,6 @@
return ret;
}
-static u32 exynos_eint_wake_mask = 0xffffffff;
-
-u32 exynos_get_eint_wake_mask(void)
-{
- return exynos_eint_wake_mask;
-}
-
static int exynos_wkup_irq_set_wake(struct irq_data *irqd, unsigned int on)
{
struct irq_chip *chip = irq_data_get_irq_chip(irqd);
@@ -345,10 +346,9 @@
pr_info("wake %s for irq %d\n", on ? "enabled" : "disabled", irqd->irq);
if (!on)
- exynos_eint_wake_mask |= bit;
+ *our_chip->eint_wake_mask_value |= bit;
else
- exynos_eint_wake_mask &= ~bit;
- our_chip->eint_wake_mask_value = exynos_eint_wake_mask;
+ *our_chip->eint_wake_mask_value &= ~bit;
return 0;
}
@@ -368,10 +368,10 @@
pmu_regs = drvdata->retention_ctrl->priv;
dev_info(drvdata->dev,
"Setting external wakeup interrupt mask: 0x%x\n",
- irq_chip->eint_wake_mask_value);
+ *irq_chip->eint_wake_mask_value);
regmap_write(pmu_regs, irq_chip->eint_wake_mask_reg,
- irq_chip->eint_wake_mask_value);
+ *irq_chip->eint_wake_mask_value);
}
static void
@@ -390,10 +390,11 @@
clk_base = (void __iomem *) drvdata->retention_ctrl->priv;
- __raw_writel(irq_chip->eint_wake_mask_value,
+ __raw_writel(*irq_chip->eint_wake_mask_value,
clk_base + irq_chip->eint_wake_mask_reg);
}
+static u32 eint_wake_mask_value = EXYNOS_EINT_WAKEUP_MASK_DISABLED;
/*
* irq_chip for wakeup interrupts
*/
@@ -411,7 +412,7 @@
.eint_con = EXYNOS_WKUP_ECON_OFFSET,
.eint_mask = EXYNOS_WKUP_EMASK_OFFSET,
.eint_pend = EXYNOS_WKUP_EPEND_OFFSET,
- .eint_wake_mask_value = EXYNOS_EINT_WAKEUP_MASK_DISABLED,
+ .eint_wake_mask_value = &eint_wake_mask_value,
/* Only differences with exynos4210_wkup_irq_chip: */
.eint_wake_mask_reg = S5PV210_EINT_WAKEUP_MASK,
.set_eint_wakeup_mask = s5pv210_pinctrl_set_eint_wakeup_mask,
@@ -431,7 +432,7 @@
.eint_con = EXYNOS_WKUP_ECON_OFFSET,
.eint_mask = EXYNOS_WKUP_EMASK_OFFSET,
.eint_pend = EXYNOS_WKUP_EPEND_OFFSET,
- .eint_wake_mask_value = EXYNOS_EINT_WAKEUP_MASK_DISABLED,
+ .eint_wake_mask_value = &eint_wake_mask_value,
.eint_wake_mask_reg = EXYNOS_EINT_WAKEUP_MASK,
.set_eint_wakeup_mask = exynos_pinctrl_set_eint_wakeup_mask,
};
@@ -450,7 +451,7 @@
.eint_con = EXYNOS7_WKUP_ECON_OFFSET,
.eint_mask = EXYNOS7_WKUP_EMASK_OFFSET,
.eint_pend = EXYNOS7_WKUP_EPEND_OFFSET,
- .eint_wake_mask_value = EXYNOS_EINT_WAKEUP_MASK_DISABLED,
+ .eint_wake_mask_value = &eint_wake_mask_value,
.eint_wake_mask_reg = EXYNOS5433_EINT_WAKEUP_MASK,
.set_eint_wakeup_mask = exynos_pinctrl_set_eint_wakeup_mask,
};
@@ -521,7 +522,7 @@
* exynos_eint_wkup_init() - setup handling of external wakeup interrupts.
* @d: driver data of samsung pinctrl driver.
*/
-int exynos_eint_wkup_init(struct samsung_pinctrl_drv_data *d)
+__init int exynos_eint_wkup_init(struct samsung_pinctrl_drv_data *d)
{
struct device *dev = d->dev;
struct device_node *wkup_np = NULL;
@@ -529,7 +530,7 @@
struct samsung_pin_bank *bank;
struct exynos_weint_data *weint_data;
struct exynos_muxed_weint_data *muxed_data;
- struct exynos_irq_chip *irq_chip;
+ const struct exynos_irq_chip *irq_chip;
unsigned int muxed_banks = 0;
unsigned int i;
int idx, irq;
@@ -539,12 +540,7 @@
match = of_match_node(exynos_wkup_irq_ids, np);
if (match) {
- irq_chip = kmemdup(match->data,
- sizeof(*irq_chip), GFP_KERNEL);
- if (!irq_chip) {
- of_node_put(np);
- return -ENOMEM;
- }
+ irq_chip = match->data;
wkup_np = np;
break;
}
@@ -557,6 +553,14 @@
if (bank->eint_type != EINT_TYPE_WKUP)
continue;
+ bank->irq_chip = devm_kmemdup(dev, irq_chip, sizeof(*irq_chip),
+ GFP_KERNEL);
+ if (!bank->irq_chip) {
+ of_node_put(wkup_np);
+ return -ENOMEM;
+ }
+ bank->irq_chip->chip.name = bank->name;
+
bank->irq_domain = irq_domain_add_linear(bank->of_node,
bank->nr_pins, &exynos_eint_irqd_ops, bank);
if (!bank->irq_domain) {
@@ -564,8 +568,6 @@
of_node_put(wkup_np);
return -ENXIO;
}
-
- bank->irq_chip = irq_chip;
if (!of_find_property(bank->of_node, "interrupts", NULL)) {
bank->eint_type = EINT_TYPE_WKUP_MUX;
@@ -665,10 +667,6 @@
irq_chip = bank->irq_chip;
irq_chip->set_eint_wakeup_mask(drvdata,
irq_chip);
- } else if (bank->irq_chip != irq_chip) {
- dev_warn(drvdata->dev,
- "More than one external wakeup interrupt chip configured (bank: %s). This is not supported by hardware nor by driver.\n",
- bank->name);
}
}
}
--
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