[PATCH] drm/radeon: fix semaphore value init

[Alex Deucher]

On Sun, Sep 7, 2014 at 6:06 AM, Christian König <deathsimple at vodafone.de> wrote:
> From: Christian König <christian.koenig at amd.com>
>
> Semaphore values have 64 bits, not 32. This fixes a very subtle bug
> that disables synchronization when the upper 32bits wasn't zero.
>
> Signed-off-by: Christian König <christian.koenig at amd.com>
> Cc: stable at vger.kernel.org

Applied to my fixes tree.  thanks!

Alex

> ---
>  drivers/gpu/drm/radeon/radeon_semaphore.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/radeon/radeon_semaphore.c b/drivers/gpu/drm/radeon/radeon_semaphore.c
> index 56d9fd6..abd6753 100644
> --- a/drivers/gpu/drm/radeon/radeon_semaphore.c
> +++ b/drivers/gpu/drm/radeon/radeon_semaphore.c
> @@ -34,7 +34,7 @@
>  int radeon_semaphore_create(struct radeon_device *rdev,
>                             struct radeon_semaphore **semaphore)
>  {
> -       uint32_t *cpu_addr;
> +       uint64_t *cpu_addr;
>         int i, r;
>
>         *semaphore = kmalloc(sizeof(struct radeon_semaphore), GFP_KERNEL);
> --
> 1.9.1
>
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