diff mbox series

[2/4] selftests/resctrl: Pass sysfs controller name of the vendor

Message ID c930171600117d7f32edb665cafb04b9feb5d344.1708637563.git.babu.moger@amd.com (mailing list archive)
State New
Headers show
Series selftests/resctrl: Enable MBM and MBA tests on AMD | expand

Commit Message

Babu Moger Feb. 22, 2024, 9:35 p.m. UTC 
Detect the vendor and pass the sysfs name for the vendor for searching
the controller information.

Signed-off-by: Babu Moger <babu.moger@amd.com>
---
 tools/testing/selftests/resctrl/resctrl_val.c | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/tools/testing/selftests/resctrl/resctrl_val.c b/tools/testing/selftests/resctrl/resctrl_val.c
index 52e23a8076d3..792116d3565f 100644
--- a/tools/testing/selftests/resctrl/resctrl_val.c
+++ b/tools/testing/selftests/resctrl/resctrl_val.c
@@ -224,14 +224,24 @@  static int get_number_of_mem_ctrls(void)
 {
 	char imc_dir[512], *temp;
 	unsigned int count = 0;
+	int ret, vendor, size;
 	struct dirent *ep;
-	int ret;
+	char *sysfs_name;
 	DIR *dp;
 
+	vendor = get_vendor();
+	if (vendor == ARCH_INTEL) {
+		sysfs_name = UNCORE_IMC;
+		size = sizeof(UNCORE_IMC);
+	} else {
+		perror("Unsupported Vendor!\n");
+		return -1;
+	}
+
 	dp = opendir(DYN_PMU_PATH);
 	if (dp) {
 		while ((ep = readdir(dp))) {
-			temp = strstr(ep->d_name, UNCORE_IMC);
+			temp = strstr(ep->d_name, sysfs_name);
 			if (!temp)
 				continue;
 
@@ -242,7 +252,7 @@  static int get_number_of_mem_ctrls(void)
 			 * well and hence the last underscore character in
 			 * uncore_imc'_' need not be counted.
 			 */
-			temp = temp + sizeof(UNCORE_IMC);
+			temp = temp + size;
 
 			/*
 			 * Some directories under "DYN_PMU_PATH" could have