[PATCH] drm/amd/amdgpu: change pptable output format from ASCII to binary

[Alex Deucher]

On Fri, Jul 29, 2016 at 2:36 PM, Eric Huang <JinHuiEric.Huang at amd.com> wrote:
> Signed-off-by: Eric Huang <JinHuiEric.Huang at amd.com>

Reviewed-by: Alex Deucher <alexander.deucher at amd.com>

> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 7 ++-----
>  1 file changed, 2 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
> index c4bb4ef..cded082 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
> @@ -305,7 +305,7 @@ static ssize_t amdgpu_get_pp_table(struct device *dev,
>         struct drm_device *ddev = dev_get_drvdata(dev);
>         struct amdgpu_device *adev = ddev->dev_private;
>         char *table = NULL;
> -       int size, i;
> +       int size;
>
>         if (adev->pp_enabled)
>                 size = amdgpu_dpm_get_pp_table(adev, &table);
> @@ -315,10 +315,7 @@ static ssize_t amdgpu_get_pp_table(struct device *dev,
>         if (size >= PAGE_SIZE)
>                 size = PAGE_SIZE - 1;
>
> -       for (i = 0; i < size; i++) {
> -               sprintf(buf + i, "%02x", table[i]);
> -       }
> -       sprintf(buf + i, "\n");
> +       memcpy(buf, table, size);
>
>         return size;
>  }
> --
> 1.9.1
>
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