[PATCH] drm/amdgpu/atom: fix ps allocation size for EnableDispPowerGating

[Alex Deucher]

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On Thu, Jun 15, 2017 at 11:17 AM, Alex Deucher <alexdeucher at gmail.com> wrote:
> We were using the wrong structure which lead to an overflow
> on some boards.
>
> bug: https://bugs.freedesktop.org/show_bug.cgi?id=101387
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
> Cc: stable at vger.kernel.org
> ---
>  drivers/gpu/drm/amd/amdgpu/atombios_crtc.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/atombios_crtc.c b/drivers/gpu/drm/amd/amdgpu/atombios_crtc.c
> index 8c9bc75..8a0818b 100644
> --- a/drivers/gpu/drm/amd/amdgpu/atombios_crtc.c
> +++ b/drivers/gpu/drm/amd/amdgpu/atombios_crtc.c
> @@ -165,7 +165,7 @@ void amdgpu_atombios_crtc_powergate(struct drm_crtc *crtc, int state)
>         struct drm_device *dev = crtc->dev;
>         struct amdgpu_device *adev = dev->dev_private;
>         int index = GetIndexIntoMasterTable(COMMAND, EnableDispPowerGating);
> -       ENABLE_DISP_POWER_GATING_PARAMETERS_V2_1 args;
> +       ENABLE_DISP_POWER_GATING_PS_ALLOCATION args;
>
>         memset(&args, 0, sizeof(args));
>
> @@ -178,7 +178,7 @@ void amdgpu_atombios_crtc_powergate(struct drm_crtc *crtc, int state)
>  void amdgpu_atombios_crtc_powergate_init(struct amdgpu_device *adev)
>  {
>         int index = GetIndexIntoMasterTable(COMMAND, EnableDispPowerGating);
> -       ENABLE_DISP_POWER_GATING_PARAMETERS_V2_1 args;
> +       ENABLE_DISP_POWER_GATING_PS_ALLOCATION args;
>
>         memset(&args, 0, sizeof(args));
>
> --
> 2.5.5
>