From cde9070d9970eef1f7ec2360586c802a16230ad8 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:43:50 +0000
Subject: [PATCH] rtl88x2CE_WiFi_linux driver
---
kernel/tools/perf/arch/x86/util/perf_regs.c | 54 ++++++++++++++++++++++++++++++++++++++++++++++++++----
1 files changed, 50 insertions(+), 4 deletions(-)
diff --git a/kernel/tools/perf/arch/x86/util/perf_regs.c b/kernel/tools/perf/arch/x86/util/perf_regs.c
index fead6b3..fca81b3 100644
--- a/kernel/tools/perf/arch/x86/util/perf_regs.c
+++ b/kernel/tools/perf/arch/x86/util/perf_regs.c
@@ -2,11 +2,13 @@
#include <errno.h>
#include <string.h>
#include <regex.h>
+#include <linux/kernel.h>
+#include <linux/zalloc.h>
-#include "../../perf.h"
-#include "../../util/util.h"
-#include "../../util/perf_regs.h"
-#include "../../util/debug.h"
+#include "../../../perf-sys.h"
+#include "../../../util/perf_regs.h"
+#include "../../../util/debug.h"
+#include "../../../util/event.h"
const struct sample_reg sample_reg_masks[] = {
SMPL_REG(AX, PERF_REG_X86_AX),
@@ -31,6 +33,22 @@
SMPL_REG(R14, PERF_REG_X86_R14),
SMPL_REG(R15, PERF_REG_X86_R15),
#endif
+ SMPL_REG2(XMM0, PERF_REG_X86_XMM0),
+ SMPL_REG2(XMM1, PERF_REG_X86_XMM1),
+ SMPL_REG2(XMM2, PERF_REG_X86_XMM2),
+ SMPL_REG2(XMM3, PERF_REG_X86_XMM3),
+ SMPL_REG2(XMM4, PERF_REG_X86_XMM4),
+ SMPL_REG2(XMM5, PERF_REG_X86_XMM5),
+ SMPL_REG2(XMM6, PERF_REG_X86_XMM6),
+ SMPL_REG2(XMM7, PERF_REG_X86_XMM7),
+ SMPL_REG2(XMM8, PERF_REG_X86_XMM8),
+ SMPL_REG2(XMM9, PERF_REG_X86_XMM9),
+ SMPL_REG2(XMM10, PERF_REG_X86_XMM10),
+ SMPL_REG2(XMM11, PERF_REG_X86_XMM11),
+ SMPL_REG2(XMM12, PERF_REG_X86_XMM12),
+ SMPL_REG2(XMM13, PERF_REG_X86_XMM13),
+ SMPL_REG2(XMM14, PERF_REG_X86_XMM14),
+ SMPL_REG2(XMM15, PERF_REG_X86_XMM15),
SMPL_REG_END
};
@@ -254,3 +272,31 @@
return SDT_ARG_VALID;
}
+
+uint64_t arch__intr_reg_mask(void)
+{
+ struct perf_event_attr attr = {
+ .type = PERF_TYPE_HARDWARE,
+ .config = PERF_COUNT_HW_CPU_CYCLES,
+ .sample_type = PERF_SAMPLE_REGS_INTR,
+ .sample_regs_intr = PERF_REG_EXTENDED_MASK,
+ .precise_ip = 1,
+ .disabled = 1,
+ .exclude_kernel = 1,
+ };
+ int fd;
+ /*
+ * In an unnamed union, init it here to build on older gcc versions
+ */
+ attr.sample_period = 1;
+
+ event_attr_init(&attr);
+
+ fd = sys_perf_event_open(&attr, 0, -1, -1, 0);
+ if (fd != -1) {
+ close(fd);
+ return (PERF_REG_EXTENDED_MASK | PERF_REGS_MASK);
+ }
+
+ return PERF_REGS_MASK;
+}
--
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