diff options
| author | Marc Zyngier <maz@kernel.org> | 2019-12-24 14:10:33 +0300 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2020-01-22 17:22:20 +0300 |
| commit | d97c97baa214486cc3d64c996a2214475f6cc83c (patch) | |
| tree | a8feb05de769b872671dee48dda22923fc8163bb /include/linux/irqchip | |
| parent | 29c647f3b5ae1a20221d477442dcdf058cea4a21 (diff) | |
| download | linux-d97c97baa214486cc3d64c996a2214475f6cc83c.tar.xz | |
irqchip/gic-v4.1: Add mask/unmask doorbell callbacks
masking/unmasking doorbells on GICv4.1 relies on a new INVDB command,
which broadcasts the invalidation to all RDs.
Implement the new command as well as the masking callbacks, and plug
the whole thing into the v4.1 VPE irqchip.
Signed-off-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Zenghui Yu <yuzenghui@huawei.com>
Link: https://lore.kernel.org/r/20191224111055.11836-11-maz@kernel.org
Diffstat (limited to 'include/linux/irqchip')
| -rw-r--r-- | include/linux/irqchip/arm-gic-v3.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/irqchip/arm-gic-v3.h b/include/linux/irqchip/arm-gic-v3.h index db0a11193d92..1f17181a9f7e 100644 --- a/include/linux/irqchip/arm-gic-v3.h +++ b/include/linux/irqchip/arm-gic-v3.h @@ -484,8 +484,9 @@ #define GITS_CMD_VMAPTI GITS_CMD_GICv4(GITS_CMD_MAPTI) #define GITS_CMD_VMOVI GITS_CMD_GICv4(GITS_CMD_MOVI) #define GITS_CMD_VSYNC GITS_CMD_GICv4(GITS_CMD_SYNC) -/* VMOVP is the odd one, as it doesn't have a physical counterpart */ +/* VMOVP and INVDB are the odd ones, as they dont have a physical counterpart */ #define GITS_CMD_VMOVP GITS_CMD_GICv4(2) +#define GITS_CMD_INVDB GITS_CMD_GICv4(0xe) /* * ITS error numbers |