From: Shyam Sundar S K Date: Wed, 19 Feb 2025 13:57:47 +0000 (+0530) Subject: i2c: amd-asf: Fix EOI register write to enable successive interrupts X-Git-Tag: v6.14-rc5~7^2^2 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=9f3c507cb44498067c980674139bcad56e582ee6;p=thirdparty%2Flinux.git i2c: amd-asf: Fix EOI register write to enable successive interrupts The commit b1f8921dfbaa ("i2c: amd-asf: Clear remote IRR bit to get successive interrupt") introduced a method to enable successive interrupts but inadvertently omitted the necessary write to the EOI register, resulting in a failure to receive successive interrupts. Fix this by adding the required write to the EOI register. Fixes: b1f8921dfbaa ("i2c: amd-asf: Clear remote IRR bit to get successive interrupt") Cc: stable@vger.kernel.org # v6.13+ Co-developed-by: Sanket Goswami Signed-off-by: Sanket Goswami Signed-off-by: Shyam Sundar S K Fixes: 9b25419ad397 ("i2c: amd-asf: Add routine to handle the ASF slave process") Signed-off-by: Andi Shyti Link: https://lore.kernel.org/r/20250219135747.3251182-1-Shyam-sundar.S-k@amd.com --- diff --git a/drivers/i2c/busses/i2c-amd-asf-plat.c b/drivers/i2c/busses/i2c-amd-asf-plat.c index 7512614bf4b73..93ebec162c6dd 100644 --- a/drivers/i2c/busses/i2c-amd-asf-plat.c +++ b/drivers/i2c/busses/i2c-amd-asf-plat.c @@ -293,6 +293,7 @@ static irqreturn_t amd_asf_irq_handler(int irq, void *ptr) amd_asf_update_ioport_target(piix4_smba, ASF_SLV_INTR, SMBHSTSTS, true); } + iowrite32(irq, dev->eoi_base); return IRQ_HANDLED; }