diff options
| author | Gowthami Thiagarajan <gthiagarajan@marvell.com> | 2022-12-09 11:06:07 +0530 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2023-01-19 18:30:21 +0000 |
| commit | e85930f06f0e938bfeb6e081526da86a784cb907 (patch) | |
| tree | b23c30482f764640bde6b838d30f4bc458fe5051 /drivers/perf | |
| parent | bb21ef19a3d8f586a99310116d40622fb5b79942 (diff) | |
perf/marvell: Add ACPI support to DDR uncore driver
Add support for ACPI based device registration so that the driver
can be also enabled through ACPI table.
Signed-off-by: Gowthami Thiagarajan <gthiagarajan@marvell.com>
Link: https://lore.kernel.org/r/20221209053607.3929964-1-gthiagarajan@marvell.com
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'drivers/perf')
| -rw-r--r-- | drivers/perf/marvell_cn10k_ddr_pmu.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/perf/marvell_cn10k_ddr_pmu.c b/drivers/perf/marvell_cn10k_ddr_pmu.c index 665b382a0ee3..b94a5f6cc22b 100644 --- a/drivers/perf/marvell_cn10k_ddr_pmu.c +++ b/drivers/perf/marvell_cn10k_ddr_pmu.c @@ -12,6 +12,7 @@ #include <linux/of_device.h> #include <linux/perf_event.h> #include <linux/hrtimer.h> +#include <linux/acpi.h> /* Performance Counters Operating Mode Control Registers */ #define DDRC_PERF_CNT_OP_MODE_CTRL 0x8020 @@ -717,10 +718,19 @@ static const struct of_device_id cn10k_ddr_pmu_of_match[] = { MODULE_DEVICE_TABLE(of, cn10k_ddr_pmu_of_match); #endif +#ifdef CONFIG_ACPI +static const struct acpi_device_id cn10k_ddr_pmu_acpi_match[] = { + {"MRVL000A", 0}, + {}, +}; +MODULE_DEVICE_TABLE(acpi, cn10k_ddr_pmu_acpi_match); +#endif + static struct platform_driver cn10k_ddr_pmu_driver = { .driver = { .name = "cn10k-ddr-pmu", .of_match_table = of_match_ptr(cn10k_ddr_pmu_of_match), + .acpi_match_table = ACPI_PTR(cn10k_ddr_pmu_acpi_match), .suppress_bind_attrs = true, }, .probe = cn10k_ddr_perf_probe, |