drivers/perf: hisi: Fix PA PMU counter offset
authorShaokun Zhang <zhangshaokun@hisilicon.com>
Tue, 28 Sep 2021 12:30:22 +0000 (20:30 +0800)
committerWill Deacon <will@kernel.org>
Mon, 4 Oct 2021 12:10:14 +0000 (13:10 +0100)
The PA PMU counter offset was correct in [1] and the driver has
already been verified. We want to keep the register offset using
lower case character in later version that is consistent with
the existed driver. Since there was no functional change, we
didn't do more test. However there is typo when modified the PA
PMU counter offset by mistake, so fix this bad mistake.

[1] https://www.spinics.net/lists/arm-kernel/msg865263.html

Cc: Will Deacon <will@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: John Garry <john.garry@huawei.com>
Cc: Qi Liu <liuqi115@huawei.com>
Signed-off-by: Shaokun Zhang <zhangshaokun@hisilicon.com>
Link: https://lore.kernel.org/r/20210928123022.23467-1-zhangshaokun@hisilicon.com
Signed-off-by: Will Deacon <will@kernel.org>
drivers/perf/hisilicon/hisi_uncore_pa_pmu.c

index 83264ec..bad99d1 100644 (file)
@@ -27,7 +27,7 @@
 #define PA_INT_CLEAR                   0x1c7c
 #define PA_EVENT_TYPE0                 0x1c80
 #define PA_PMU_VERSION                 0x1cf0
-#define PA_EVENT_CNT0_L                        0x1f00
+#define PA_EVENT_CNT0_L                        0x1d00
 
 #define PA_EVTYPE_MASK                 0xff
 #define PA_NR_COUNTERS                 0x8