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drm/amdgpu/atom: fix ps allocation size for EnableDispPowerGating

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commit 05b4017b37f1fce4b7185f138126dd8decdb381f upstream.

We were using the wrong structure which lead to an overflow
on some boards.

bug: https://bugs.freedesktop.org/show_bug.cgi?id=101387
Acked-by: Chunming Zhou <david1.zhou@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alex Deucher 2017-06-15 10:55:11 -04:00 committed by Greg Kroah-Hartman
parent e4b8d1e844
commit 217e035d51
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/amd/amdgpu/atombios_crtc.c
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@ -164,7 +164,7 @@ 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));
@ -177,7 +177,7 @@ 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));