[PATCH v3 08/13] genirq/msi: Provide default .irq_eoi() for MSI chips
From: Valentin Schneider <hidden>
Date: 2021-06-29 12:51:27
Also in:
lkml
Subsystem:
driver core, kobjects, debugfs and sysfs, irq domains (irq number mapping library), irq subsystem, the rest · Maintainers:
Greg Kroah-Hartman, "Rafael J. Wysocki", Danilo Krummrich, Thomas Gleixner, Linus Torvalds
Currently only platform-MSI irqchips get a default .irq_eoi() when MSI_FLAG_USE_DEF_CHIP_OPS is set. There's no reason PCI-MSI irqchips couldn't benefit from this too, so let all MSI irqchips benefit from this default. Signed-off-by: Valentin Schneider <redacted> --- drivers/base/platform-msi.c | 2 -- kernel/irq/msi.c | 2 ++ 2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/base/platform-msi.c b/drivers/base/platform-msi.c
index 0b72b134a304..659881da0593 100644
--- a/drivers/base/platform-msi.c
+++ b/drivers/base/platform-msi.c@@ -101,8 +101,6 @@ static void platform_msi_update_chip_ops(struct msi_domain_info *info) chip->irq_mask = irq_chip_mask_parent; if (!chip->irq_unmask) chip->irq_unmask = irq_chip_unmask_parent; - if (!chip->irq_eoi) - chip->irq_eoi = irq_chip_eoi_parent; if (!chip->irq_set_affinity) chip->irq_set_affinity = msi_domain_set_affinity; if (!chip->irq_write_msi_msg)
diff --git a/kernel/irq/msi.c b/kernel/irq/msi.c
index c41965e348b5..c97590945e99 100644
--- a/kernel/irq/msi.c
+++ b/kernel/irq/msi.c@@ -274,6 +274,8 @@ static void msi_domain_update_chip_ops(struct msi_domain_info *info) BUG_ON(!chip || !chip->irq_mask || !chip->irq_unmask); if (!chip->irq_set_affinity) chip->irq_set_affinity = msi_domain_set_affinity; + if (!chip->irq_eoi) + chip->irq_eoi = irq_chip_eoi_parent; } /**
--
2.25.1
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