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authorSteven Lee <steven_lee@aspeedtech.com>2021-07-12 13:03:14 +0300
committerJae Hyun Yoo <jae.hyun.yoo@linux.intel.com>2021-10-20 01:10:40 +0300
commitc8bc8511c75d01ffb5d732591ac681dfee0e1a34 (patch)
tree4830e42a878d3154d7d271fbc3cda7563f5c33dd
parentb1d8527741fcbdbc40951a6514b8f6cd0db0dd97 (diff)
downloadlinux-c8bc8511c75d01ffb5d732591ac681dfee0e1a34.tar.xz
gpio: gpio-aspeed-sgpio: Move irq_chip to aspeed-sgpio struct
The current design initializes irq->chip from a global irqchip struct, which causes multiple sgpio devices use the same irq_chip. The patch moves irq_chip to aspeed_sgpio struct for initializing irq_chip from their private gpio struct. Signed-off-by: Steven Lee <steven_lee@aspeedtech.com> Reviewed-by: Andrew Jeffery <andrew@aj.id.au> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
-rw-r--r--drivers/gpio/gpio-aspeed-sgpio.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/gpio/gpio-aspeed-sgpio.c b/drivers/gpio/gpio-aspeed-sgpio.c
index 9b809c28f842..6b3695197c97 100644
--- a/drivers/gpio/gpio-aspeed-sgpio.c
+++ b/drivers/gpio/gpio-aspeed-sgpio.c
@@ -29,6 +29,7 @@ struct aspeed_sgpio_pdata {
struct aspeed_sgpio {
struct gpio_chip chip;
+ struct irq_chip intc;
struct clk *pclk;
spinlock_t lock;
void __iomem *base;
@@ -403,14 +404,6 @@ static void aspeed_sgpio_irq_handler(struct irq_desc *desc)
chained_irq_exit(ic, desc);
}
-static struct irq_chip aspeed_sgpio_irqchip = {
- .name = "aspeed-sgpio",
- .irq_ack = aspeed_sgpio_irq_ack,
- .irq_mask = aspeed_sgpio_irq_mask,
- .irq_unmask = aspeed_sgpio_irq_unmask,
- .irq_set_type = aspeed_sgpio_set_type,
-};
-
static int aspeed_sgpio_setup_irqs(struct aspeed_sgpio *gpio,
struct platform_device *pdev)
{
@@ -433,8 +426,14 @@ static int aspeed_sgpio_setup_irqs(struct aspeed_sgpio *gpio,
iowrite32(0xffffffff, bank_reg(gpio, bank, reg_irq_status));
}
+ gpio->intc.name = dev_name(&pdev->dev);
+ gpio->intc.irq_ack = aspeed_sgpio_irq_ack;
+ gpio->intc.irq_mask = aspeed_sgpio_irq_mask;
+ gpio->intc.irq_unmask = aspeed_sgpio_irq_unmask;
+ gpio->intc.irq_set_type = aspeed_sgpio_set_type;
+
irq = &gpio->chip.irq;
- irq->chip = &aspeed_sgpio_irqchip;
+ irq->chip = &gpio->intc;
irq->init_valid_mask = aspeed_sgpio_irq_init_valid_mask;
irq->handler = handle_bad_irq;
irq->default_type = IRQ_TYPE_NONE;