Thread (5 messages) 5 messages, 3 authors, 2022-01-12

Re: [PATCH v1 1/1] gpio: gpio-aspeed-sgpio: Fix wrong hwirq base in irq handler

From: Bartosz Golaszewski <hidden>
Date: 2021-12-22 09:18:46
Also in: linux-aspeed, linux-gpio, lkml

On Tue, Dec 14, 2021 at 5:03 AM Steven Lee [off-list ref] wrote:
quoted hunk ↗ jump to hunk
Each aspeed sgpio bank has 64 gpio pins(32 input pins and 32 output pins).
The hwirq base for each sgpio bank should be multiples of 64 rather than
multiples of 32.

Signed-off-by: Steven Lee <redacted>
---
 drivers/gpio/gpio-aspeed-sgpio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpio/gpio-aspeed-sgpio.c b/drivers/gpio/gpio-aspeed-sgpio.c
index 3d6ef37a7702..b3a9b8488f11 100644
--- a/drivers/gpio/gpio-aspeed-sgpio.c
+++ b/drivers/gpio/gpio-aspeed-sgpio.c
@@ -395,7 +395,7 @@ static void aspeed_sgpio_irq_handler(struct irq_desc *desc)
                reg = ioread32(bank_reg(data, bank, reg_irq_status));

                for_each_set_bit(p, &reg, 32)
-                       generic_handle_domain_irq(gc->irq.domain, i * 32 + p * 2);
+                       generic_handle_domain_irq(gc->irq.domain, (i * 32 + p) * 2);
        }

        chained_irq_exit(ic, desc);
--
2.17.1
Joel, Andrew: any comments on this? I'd like to send it upstream tomorrow.

Bart

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