diff options
| author | Shaokun Zhang <zhangshaokun@hisilicon.com> | 2021-03-08 14:50:31 +0800 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2021-03-25 13:03:45 +0000 |
| commit | 3da582df575c3b2910e09e0445c27c3ebc8096e5 (patch) | |
| tree | 7878816d27369cbf745696f29da4f94bf7c2581c /drivers/perf/hisilicon/hisi_uncore_l3c_pmu.c | |
| parent | baff06c315a146a6943b4fcabb4fe4fa36167413 (diff) | |
| download | linux-3da582df575c3b2910e09e0445c27c3ebc8096e5.tar.bz2 | |
drivers/perf: hisi: Add PMU version for uncore PMU drivers.
For HiSilicon uncore PMU, more versions are supported and some variables
shall be added suffix to distinguish the version which are prepared for
the new drivers.
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: John Garry <john.garry@huawei.com>
Cc: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Reviewed-by: John Garry <john.garry@huawei.com>
Co-developed-by: Qi Liu <liuqi115@huawei.com>
Signed-off-by: Qi Liu <liuqi115@huawei.com>
Signed-off-by: Shaokun Zhang <zhangshaokun@hisilicon.com>
Link: https://lore.kernel.org/r/1615186237-22263-4-git-send-email-zhangshaokun@hisilicon.com
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'drivers/perf/hisilicon/hisi_uncore_l3c_pmu.c')
| -rw-r--r-- | drivers/perf/hisilicon/hisi_uncore_l3c_pmu.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/drivers/perf/hisilicon/hisi_uncore_l3c_pmu.c b/drivers/perf/hisilicon/hisi_uncore_l3c_pmu.c index 831622e0c445..2b26386480dd 100644 --- a/drivers/perf/hisilicon/hisi_uncore_l3c_pmu.c +++ b/drivers/perf/hisilicon/hisi_uncore_l3c_pmu.c @@ -37,6 +37,7 @@ #define L3C_PERF_CTRL_EN 0x10000 #define L3C_EVTYPE_NONE 0xff +#define L3C_V1_NR_EVENTS 0x59 /* * Select the counter register offset using the counter index @@ -209,17 +210,17 @@ static int hisi_l3c_pmu_init_data(struct platform_device *pdev, return 0; } -static struct attribute *hisi_l3c_pmu_format_attr[] = { +static struct attribute *hisi_l3c_pmu_v1_format_attr[] = { HISI_PMU_FORMAT_ATTR(event, "config:0-7"), NULL, }; -static const struct attribute_group hisi_l3c_pmu_format_group = { +static const struct attribute_group hisi_l3c_pmu_v1_format_group = { .name = "format", - .attrs = hisi_l3c_pmu_format_attr, + .attrs = hisi_l3c_pmu_v1_format_attr, }; -static struct attribute *hisi_l3c_pmu_events_attr[] = { +static struct attribute *hisi_l3c_pmu_v1_events_attr[] = { HISI_PMU_EVENT_ATTR(rd_cpipe, 0x00), HISI_PMU_EVENT_ATTR(wr_cpipe, 0x01), HISI_PMU_EVENT_ATTR(rd_hit_cpipe, 0x02), @@ -236,9 +237,9 @@ static struct attribute *hisi_l3c_pmu_events_attr[] = { NULL, }; -static const struct attribute_group hisi_l3c_pmu_events_group = { +static const struct attribute_group hisi_l3c_pmu_v1_events_group = { .name = "events", - .attrs = hisi_l3c_pmu_events_attr, + .attrs = hisi_l3c_pmu_v1_events_attr, }; static DEVICE_ATTR(cpumask, 0444, hisi_cpumask_sysfs_show, NULL); @@ -264,9 +265,9 @@ static const struct attribute_group hisi_l3c_pmu_identifier_group = { .attrs = hisi_l3c_pmu_identifier_attrs, }; -static const struct attribute_group *hisi_l3c_pmu_attr_groups[] = { - &hisi_l3c_pmu_format_group, - &hisi_l3c_pmu_events_group, +static const struct attribute_group *hisi_l3c_pmu_v1_attr_groups[] = { + &hisi_l3c_pmu_v1_format_group, + &hisi_l3c_pmu_v1_events_group, &hisi_l3c_pmu_cpumask_attr_group, &hisi_l3c_pmu_identifier_group, NULL, @@ -305,7 +306,7 @@ static int hisi_l3c_pmu_dev_probe(struct platform_device *pdev, l3c_pmu->ops = &hisi_uncore_l3c_ops; l3c_pmu->dev = &pdev->dev; l3c_pmu->on_cpu = -1; - l3c_pmu->check_event = 0x59; + l3c_pmu->check_event = L3C_V1_NR_EVENTS; return 0; } @@ -347,7 +348,7 @@ static int hisi_l3c_pmu_probe(struct platform_device *pdev) .start = hisi_uncore_pmu_start, .stop = hisi_uncore_pmu_stop, .read = hisi_uncore_pmu_read, - .attr_groups = hisi_l3c_pmu_attr_groups, + .attr_groups = hisi_l3c_pmu_v1_attr_groups, .capabilities = PERF_PMU_CAP_NO_EXCLUDE, }; |