accel/habanalabs: report 3 instances of Infineon second stage

Infineon controller second stage has 3 instances that their version
need to be reported by driver.

Signed-off-by: Ariel Suller <asuller@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>

diff --git a/drivers/accel/habanalabs/common/sysfs.c b/drivers/accel/habanalabs/common/sysfs.c
index 8d2164691d81752a2146a1a60c084df19f77ac52..c940c5f1d109eb52ccaf5a471be0c62e01ee51b4 100644 (file)
--- a/drivers/accel/habanalabs/common/sysfs.c
+++ b/drivers/accel/habanalabs/common/sysfs.c
@@ -8,6 +8,7 @@
 #include "habanalabs.h"
 
 #include <linux/pci.h>
+#include <linux/types.h>
 
 static ssize_t clk_max_freq_mhz_show(struct device *dev, struct device_attribute *attr, char *buf)
 {
@@ -80,12 +81,27 @@ static ssize_t vrm_ver_show(struct device *dev, struct device_attribute *attr, c
 {
        struct hl_device *hdev = dev_get_drvdata(dev);
        struct cpucp_info *cpucp_info;
+       u32 infineon_second_stage_version;
+       u32 infineon_second_stage_first_instance;
+       u32 infineon_second_stage_second_instance;
+       u32 infineon_second_stage_third_instance;
+       u32 mask = 0xff;
 
        cpucp_info = &hdev->asic_prop.cpucp_info;
 
+       infineon_second_stage_version = le32_to_cpu(cpucp_info->infineon_second_stage_version);
+       infineon_second_stage_first_instance = infineon_second_stage_version & mask;
+       infineon_second_stage_second_instance =
+                                       (infineon_second_stage_version >> 8) & mask;
+       infineon_second_stage_third_instance =
+                                       (infineon_second_stage_version >> 16) & mask;
+
        if (cpucp_info->infineon_second_stage_version)
-               return sprintf(buf, "%#04x %#04x\n", le32_to_cpu(cpucp_info->infineon_version),
-                               le32_to_cpu(cpucp_info->infineon_second_stage_version));
+               return sprintf(buf, "%#04x %#04x:%#04x:%#04x\n",
+                               le32_to_cpu(cpucp_info->infineon_version),
+                               infineon_second_stage_first_instance,
+                               infineon_second_stage_second_instance,
+                               infineon_second_stage_third_instance);
        else
                return sprintf(buf, "%#04x\n", le32_to_cpu(cpucp_info->infineon_version));
 }