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[v2] drivers/perf: RISC-V: Allow programming custom firmware events

Message ID 20230208074314.3661406-1-mchitale@ventanamicro.com (mailing list archive)
State Accepted
Commit 9f828bc3fb900c5d39ec13ea150341d28fb1f158
Delegated to: Palmer Dabbelt
Headers show
Series [v2] drivers/perf: RISC-V: Allow programming custom firmware events | expand

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conchuod/fixes_present success Fixes tag not required for -next series
conchuod/maintainers_pattern success MAINTAINERS pattern errors before the patch: 13 and now 13
conchuod/verify_signedoff success Signed-off-by tag matches author and committer
conchuod/kdoc success Errors and warnings before: 0 this patch: 0
conchuod/build_rv64_clang_allmodconfig success Errors and warnings before: 0 this patch: 0
conchuod/module_param success Was 0 now: 0
conchuod/build_rv64_gcc_allmodconfig success Errors and warnings before: 0 this patch: 0
conchuod/alphanumeric_selects success Out of order selects before the patch: 59 and now 59
conchuod/build_rv32_defconfig success Build OK
conchuod/dtb_warn_rv64 success Errors and warnings before: 2 this patch: 2
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conchuod/checkpatch success total: 0 errors, 0 warnings, 0 checks, 13 lines checked
conchuod/source_inline success Was 0 now: 0
conchuod/build_rv64_nommu_k210_defconfig success Build OK
conchuod/verify_fixes success No Fixes tag
conchuod/build_rv64_nommu_virt_defconfig success Build OK

Commit Message

Mayuresh Chitale Feb. 8, 2023, 7:43 a.m. UTC
Applications need to be able to program the SBI implementation specific
or custom firmware events in addition to the standard firmware events.
Remove a check in the driver that prohibits the programming of the custom
firmware events.

Signed-off-by: Mayuresh Chitale <mchitale@ventanamicro.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
---
 drivers/perf/riscv_pmu_sbi.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

Comments

patchwork-bot+linux-riscv@kernel.org March 2, 2023, 3:20 a.m. UTC | #1
Hello:

This patch was applied to riscv/linux.git (for-next)
by Palmer Dabbelt <palmer@rivosinc.com>:

On Wed,  8 Feb 2023 13:13:14 +0530 you wrote:
> Applications need to be able to program the SBI implementation specific
> or custom firmware events in addition to the standard firmware events.
> Remove a check in the driver that prohibits the programming of the custom
> firmware events.
> 
> Signed-off-by: Mayuresh Chitale <mchitale@ventanamicro.com>
> Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
> 
> [...]

Here is the summary with links:
  - [v2] drivers/perf: RISC-V: Allow programming custom firmware events
    https://git.kernel.org/riscv/c/9f828bc3fb90

You are awesome, thank you!
diff mbox series

Patch

diff --git a/drivers/perf/riscv_pmu_sbi.c b/drivers/perf/riscv_pmu_sbi.c
index f6507efe2a58..7ffdd2d143d9 100644
--- a/drivers/perf/riscv_pmu_sbi.c
+++ b/drivers/perf/riscv_pmu_sbi.c
@@ -385,11 +385,8 @@  static int pmu_sbi_event_map(struct perf_event *event, u64 *econfig)
 		bSoftware = config >> 63;
 		raw_config_val = config & RISCV_PMU_RAW_EVENT_MASK;
 		if (bSoftware) {
-			if (raw_config_val < SBI_PMU_FW_MAX)
-				ret = (raw_config_val & 0xFFFF) |
-				      (SBI_PMU_EVENT_TYPE_FW << 16);
-			else
-				return -EINVAL;
+			ret = (raw_config_val & 0xFFFF) |
+				(SBI_PMU_EVENT_TYPE_FW << 16);
 		} else {
 			ret = RISCV_PMU_RAW_EVENT_IDX;
 			*econfig = raw_config_val;