linux-kernel - Re: [PATCH -next] drm/i915/gt: Fix build error without CONFIG

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Message-ID: <YnTXjmbqBjPxxaFS@intel.intel>
Date:   Fri, 6 May 2022 10:08:46 +0200
From:   Andi Shyti <andi.shyti@...ux.intel.com>
To:     YueHaibing <yuehaibing@...wei.com>
Cc:     jani.nikula@...ux.intel.com, joonas.lahtinen@...ux.intel.com,
        rodrigo.vivi@...el.com, tvrtko.ursulin@...ux.intel.com,
        airlied@...ux.ie, daniel@...ll.ch, andi.shyti@...ux.intel.com,
        matthew.auld@...el.com, andrzej.hajda@...el.com,
        lucas.demarchi@...el.com, intel-gfx@...ts.freedesktop.org,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH -next] drm/i915/gt: Fix build error without CONFIG_PM

Hi YueHaibing,

On Fri, May 06, 2022 at 11:26:52AM +0800, YueHaibing wrote:
> drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c: In function ‘act_freq_mhz_show’:
> drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c:276:20: error: implicit declaration of function ‘sysfs_gt_attribute_r_max_func’ [-Werror=implicit-function-declaration]
>   276 |  u32 actual_freq = sysfs_gt_attribute_r_max_func(dev, attr,
>       |                    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> 
> Move sysfs_gt_attribute_* macros out of #ifdef block to fix this.
> 
> Fixes: 56a709cf7746 ("drm/i915/gt: Create per-tile RPS sysfs interfaces")
> Signed-off-by: YueHaibing <yuehaibing@...wei.com>

Reviewed-by: Andi Shyti <andi.shyti@...ux.intel.com>

Thanks,
Andi

> ---
>  drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c b/drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c
> index 26cbfa6477d1..e92990d514b2 100644
> --- a/drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c
> +++ b/drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c
> @@ -17,7 +17,6 @@
>  #include "intel_rc6.h"
>  #include "intel_rps.h"
>  
> -#ifdef CONFIG_PM
>  enum intel_gt_sysfs_op {
>  	INTEL_GT_SYSFS_MIN = 0,
>  	INTEL_GT_SYSFS_MAX,
> @@ -92,6 +91,7 @@ sysfs_gt_attribute_r_func(struct device *dev, struct device_attribute *attr,
>  #define sysfs_gt_attribute_r_max_func(d, a, f) \
>  		sysfs_gt_attribute_r_func(d, a, f, INTEL_GT_SYSFS_MAX)
>  
> +#ifdef CONFIG_PM
>  static u32 get_residency(struct intel_gt *gt, i915_reg_t reg)
>  {
>  	intel_wakeref_t wakeref;
> -- 
> 2.17.1