Re: [Intel-gfx] [PATCH v2] drm/i915: Print return value on error

[Andrzej Hajda <andrzej.hajda@intel.com>]

On 14.10.2022 17:46, Nirmoy Das wrote:
> Print returned error code for better debuggability.
> 
> References: https://gitlab.freedesktop.org/drm/intel/-/issues/7211
> Signed-off-by: Nirmoy Das <nirmoy.das@intel.com>

Reviewed-by: Andrzej Hajda <andrzej.hajda@intel.com>

Regards
Andrzej

> ---
>   drivers/gpu/drm/i915/display/intel_fbdev.c | 6 +++---
>   1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_fbdev.c b/drivers/gpu/drm/i915/display/intel_fbdev.c
> index 112aa0447a0d..ab385d18ddcc 100644
> --- a/drivers/gpu/drm/i915/display/intel_fbdev.c
> +++ b/drivers/gpu/drm/i915/display/intel_fbdev.c
> @@ -175,7 +175,7 @@ static int intelfb_alloc(struct drm_fb_helper *helper,
>   	}
>   
>   	if (IS_ERR(obj)) {
> -		drm_err(&dev_priv->drm, "failed to allocate framebuffer\n");
> +		drm_err(&dev_priv->drm, "failed to allocate framebuffer (%pe)\n", obj);
>   		return PTR_ERR(obj);
>   	}
>   
> @@ -256,7 +256,7 @@ static int intelfb_create(struct drm_fb_helper *helper,
>   
>   	info = drm_fb_helper_alloc_fbi(helper);
>   	if (IS_ERR(info)) {
> -		drm_err(&dev_priv->drm, "Failed to allocate fb_info\n");
> +		drm_err(&dev_priv->drm, "Failed to allocate fb_info (%pe)\n", info);
>   		ret = PTR_ERR(info);
>   		goto out_unpin;
>   	}
> @@ -291,7 +291,7 @@ static int intelfb_create(struct drm_fb_helper *helper,
>   	vaddr = i915_vma_pin_iomap(vma);
>   	if (IS_ERR(vaddr)) {
>   		drm_err(&dev_priv->drm,
> -			"Failed to remap framebuffer into virtual memory\n");
> +			"Failed to remap framebuffer into virtual memory (%pe)\n", vaddr);
>   		ret = PTR_ERR(vaddr);
>   		goto out_unpin;
>   	}