On Thu, Oct 13, 2016 at 12:16 PM, Tom St Denis <tstdeni...@gmail.com> wrote:
> On non VI/CZ platforms it would not free
> the grbm index lock.
>
> Signed-off-by: Tom St Denis <tom.stde...@amd.com>
> ---
Reviewed-by: Alex Deucher <alexander.deuc...@amd.com>
> drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> index 304f66ae484f..d141f7f6f225 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> @@ -3025,13 +3025,14 @@ static ssize_t amdgpu_debugfs_wave_read(struct file
> *f, char __user *buf,
> data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave,
> 0x14);
> data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave,
> 0x1A);
> data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave,
> 0x1B);
> - } else {
> - return -EINVAL;
> }
>
> amdgpu_gfx_select_se_sh(adev, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF);
> mutex_unlock(&adev->grbm_idx_mutex);
>
> + if (!x)
> + return -EINVAL;
> +
> while (size && (*pos < x * 4)) {
> uint32_t value;
>
> --
> 2.10.0
>
> _______________________________________________
> amd-gfx mailing list
> amd-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx
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