Re: [PATCH v4 03/12] drm/xe/hwmon: Report errors using structured xe_log API

["Mallesh, Koujalagi" <mallesh.koujalagi@intel.com>]

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On 28-09-2026 02:51 pm, Dnyaneshwar Bhadane wrote:
> Replace drm_err() calls with xe_log_err() using the HWMON component
> tag to enable structured error reporting with SIGID for hardware
> monitor failures:
>
> Signed-off-by: Dnyaneshwar Bhadane<dnyaneshwar.bhadane@intel.com>
> ---
>   drivers/gpu/drm/xe/xe_hwmon.c | 10 ++++++----
>   1 file changed, 6 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/xe/xe_hwmon.c b/drivers/gpu/drm/xe/xe_hwmon.c
> index 5edeac961ec3..dbeb32d748e6 100644
> --- a/drivers/gpu/drm/xe/xe_hwmon.c
> +++ b/drivers/gpu/drm/xe/xe_hwmon.c
> @@ -15,6 +15,7 @@
>   #include "regs/xe_pcode_regs.h"
>   #include "xe_device.h"
>   #include "xe_hwmon.h"
> +#include "xe_log.h"
>   #include "xe_mmio.h"
>   #include "xe_pcode.h"
>   #include "xe_pcode_api.h"
> @@ -558,9 +559,9 @@ xe_hwmon_power_max_interval_show(struct device *dev, struct device_attribute *at
>   	if (hwmon->xe->info.has_mbx_power_limits) {
>   		ret = xe_hwmon_pcode_read_power_limit(hwmon, power_attr, channel, &reg_val);
>   		if (ret) {
> -			drm_err(&hwmon->xe->drm,
> -				"power interval read fail, ch %d, attr %d, val 0x%08x, ret %d\n",
> -				channel, power_attr, reg_val, ret);
> +			xe_log_err(hwmon->xe, HWMON, ret,
> +				   "power interval read fail, ch %d, attr %d, val 0x%08x\n",
Message should start with small or capital make it consistency.
> +				   channel, power_attr, reg_val);
>   			reg_val = 0;
>   		}
>   	} else {
> @@ -1594,7 +1595,8 @@ int xe_hwmon_register(struct xe_device *xe)
>   								&hwmon_chip_info,
>   								hwmon_groups);
>   	if (IS_ERR(hwmon->hwmon_dev)) {
> -		drm_err(&xe->drm, "Failed to register xe hwmon (%pe)\n", hwmon->hwmon_dev);
> +		xe_log_err(xe, HWMON, PTR_ERR(hwmon->hwmon_dev),
> +			   "Failed to register xe hwmon\n");
>   		xe->hwmon = NULL;
>   		return PTR_ERR(hwmon->hwmon_dev);

Make use of local variable err, like  int err = PTR_ERR(hwmon->hwmon_dev);


Thanks,

-/Mallesh

>   	}

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