[PATCH] drm/i915: Don't enable hwmon for selftests

[Andi Shyti]

Hi Ashutosh,

please use "git format-patch -v 3 ..." which generates subject
[PATCH v3] ...". Otherwise it gets confusing to see the patch
that needs to be reviewed.

On Tue, Apr 09, 2024 at 11:05:49PM -0700, Ashutosh Dixit wrote:
> There are no hwmon selftests so there is no need to enable hwmon for
> selftests. So enable hwmon only for real driver load.
> 
> v2: Move the logic inside i915_hwmon.c
> v3: Move is_i915_selftest definition to i915_selftest.h (Badal)
> 
> Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/10366
> Signed-off-by: Ashutosh Dixit <ashutosh.dixit at intel.com>
> ---
>  drivers/gpu/drm/i915/i915_hwmon.c    |  3 ++-
>  drivers/gpu/drm/i915/i915_selftest.h | 10 ++++++++++
>  2 files changed, 12 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_hwmon.c b/drivers/gpu/drm/i915/i915_hwmon.c
> index 8c3f443c8347..cf1689333ebf 100644
> --- a/drivers/gpu/drm/i915/i915_hwmon.c
> +++ b/drivers/gpu/drm/i915/i915_hwmon.c
> @@ -10,6 +10,7 @@
>  #include "i915_drv.h"
>  #include "i915_hwmon.h"
>  #include "i915_reg.h"
> +#include "i915_selftest.h"
>  #include "intel_mchbar_regs.h"
>  #include "intel_pcode.h"
>  #include "gt/intel_gt.h"
> @@ -789,7 +790,7 @@ void i915_hwmon_register(struct drm_i915_private *i915)
>  	int i;
>  
>  	/* hwmon is available only for dGfx */
> -	if (!IS_DGFX(i915))
> +	if (!IS_DGFX(i915) || is_i915_selftest())
>  		return;

I wonder if this is the right place to put it or rather place it
in i915_driver.c and avoid calling i915_hwmon_register() at all.

In any case, it's good:

Reviewed-by: Andi Shyti <andi.shyti at linux.intel.com>

Thanks,
Andi