Hello,
On Tuesday 13 Dec 2016 16:16:41 David Herrmann wrote:
> On Mon, Dec 12, 2016 at 12:53 PM, Chris Wilson wrote:
> > For testing, we want a reproducible PRNG, a plain linear congruent
> > generator is suitable for our very limited selftests.
> >
> > Signed-off-by: Chris Wilson
This doesn't
On Tue, Dec 13, 2016 at 09:39:06PM +0200, Laurent Pinchart wrote:
> Hello,
>
> On Tuesday 13 Dec 2016 16:16:41 David Herrmann wrote:
> > On Mon, Dec 12, 2016 at 12:53 PM, Chris Wilson wrote:
> > > For testing, we want a reproducible PRNG, a plain linear congruent
> > > generator is suitable for
Hey Chris
On Tue, Dec 13, 2016 at 4:40 PM, Chris Wilson
wrote:
> On Tue, Dec 13, 2016 at 04:18:35PM +0100, David Herrmann wrote:
>> On Tue, Dec 13, 2016 at 4:16 PM, David Herrmann
>> wrote:
>> > On Mon, Dec 12, 2016 at 12:53 PM, Chris Wilson > > chris-wilson.co.uk> wrote:
>> > for (i = 0; i <
On Tue, Dec 13, 2016 at 4:16 PM, David Herrmann
wrote:
> On Mon, Dec 12, 2016 at 12:53 PM, Chris Wilson
> wrote:
> for (i = 0; i < count; ++i)
> swap(order[i], order[drm_lcg_random(state) % count]);
>
> Much simpler and I cannot see why it wouldn't work.
Hint: swap() does multiple
Hey Chris
On Mon, Dec 12, 2016 at 12:53 PM, Chris Wilson
wrote:
> For testing, we want a reproducible PRNG, a plain linear congruent
> generator is suitable for our very limited selftests.
>
> Signed-off-by: Chris Wilson
> ---
> drivers/gpu/drm/Kconfig| 5 +
>
On Tue, Dec 13, 2016 at 04:18:35PM +0100, David Herrmann wrote:
> On Tue, Dec 13, 2016 at 4:16 PM, David Herrmann
> wrote:
> > On Mon, Dec 12, 2016 at 12:53 PM, Chris Wilson > chris-wilson.co.uk> wrote:
> > for (i = 0; i < count; ++i)
> > swap(order[i], order[drm_lcg_random(state) %
On Tue, Dec 13, 2016 at 04:16:41PM +0100, David Herrmann wrote:
> Hey Chris
>
> On Mon, Dec 12, 2016 at 12:53 PM, Chris Wilson
> wrote:
> > For testing, we want a reproducible PRNG, a plain linear congruent
> > generator is suitable for our very limited selftests.
> >
> > Signed-off-by: Chris
On ma, 2016-12-12 at 11:53 +, Chris Wilson wrote:
> For testing, we want a reproducible PRNG, a plain linear congruent
> generator is suitable for our very limited selftests.
>
> Signed-off-by: Chris Wilson
> +++ b/drivers/gpu/drm/lib/drm_rand.c
> @@ -0,0 +1,51 @@
> +#include
> +#include
For testing, we want a reproducible PRNG, a plain linear congruent
generator is suitable for our very limited selftests.
Signed-off-by: Chris Wilson
---
drivers/gpu/drm/Kconfig| 5 +
drivers/gpu/drm/Makefile | 1 +
drivers/gpu/drm/lib/drm_rand.c | 51
