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| author | Vladimir Murzin <vladimir.murzin@arm.com> | 2016-10-17 16:00:46 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-10-28 03:45:28 -0400 |
| commit | ee13e8a1ae2f2ed434bdcc24011bd722fb3b32d9 (patch) | |
| tree | 40770bb188d1e5ce45ae6bc8d8925f9104b918ec | |
| parent | eff4f765eab0feb13bb45512e316ee9d8910813c (diff) | |
| download | lwn-ee13e8a1ae2f2ed434bdcc24011bd722fb3b32d9.tar.gz lwn-ee13e8a1ae2f2ed434bdcc24011bd722fb3b32d9.zip | |
irqchip/gic-v3-its: Fix entry size mask for GITS_BASER
commit 9224eb77e63f70f16c0b6b7a20ca7d395f3bc077 upstream.
Entry Size in GITS_BASER<n> occupies 5 bits [52:48], but we mask out 8
bits.
Fixes: cc2d3216f53c ("irqchip: GICv3: ITS command queue")
Signed-off-by: Vladimir Murzin <vladimir.murzin@arm.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | include/linux/irqchip/arm-gic-v3.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/irqchip/arm-gic-v3.h b/include/linux/irqchip/arm-gic-v3.h index 99ac022edc60..3a8610ea6ab7 100644 --- a/include/linux/irqchip/arm-gic-v3.h +++ b/include/linux/irqchip/arm-gic-v3.h @@ -290,7 +290,7 @@ #define GITS_BASER_TYPE_SHIFT (56) #define GITS_BASER_TYPE(r) (((r) >> GITS_BASER_TYPE_SHIFT) & 7) #define GITS_BASER_ENTRY_SIZE_SHIFT (48) -#define GITS_BASER_ENTRY_SIZE(r) ((((r) >> GITS_BASER_ENTRY_SIZE_SHIFT) & 0xff) + 1) +#define GITS_BASER_ENTRY_SIZE(r) ((((r) >> GITS_BASER_ENTRY_SIZE_SHIFT) & 0x1f) + 1) #define GITS_BASER_SHAREABILITY_SHIFT (10) #define GITS_BASER_InnerShareable \ GIC_BASER_SHAREABILITY(GITS_BASER, InnerShareable) |