On Don, 2012-08-09 at 10:57 -0400, Jerome Glisse wrote:
> On Thu, Aug 9, 2012 at 10:34 AM, Marek Olšák <maraeo@xxxxxxxxx> wrote:
> >
> > diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
> > index 637280f..be0e320 100644
> > --- a/drivers/gpu/drm/radeon/r600.c
> > +++ b/drivers/gpu/drm/radeon/r600.c
> > @@ -3789,3 +3789,15 @@ static void r600_pcie_gen2_enable(struct radeon_device *rdev)
> > WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
> > }
> > }
> > +
> > +uint64_t r600_get_gpu_clock(struct radeon_device *rdev)
> > +{
> > + uint64_t clock;
> > +
> > + mutex_lock(&rdev->gpu_clock_mutex);
> > + WREG32(RLC_CAPTURE_GPU_CLOCK_COUNT, 1);
> > + clock = (uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_LSB) |
> > + ((uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_MSB) << 32);
>
> I keep forgeting about c type rules but i think you want 32ULL
Not sure why that would be needed (or why you'd want it if it's not :).
--
Earthling Michel Dänzer | http://www.amd.com
Libre software enthusiast | Debian, X and DRI developer
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