[Mesa-stable] [Mesa-dev] [PATCH] nvc0: fix geometry program revalidation of clipping params

[samuel.pitoiset]

Seems reasonable.

Please, let me know the result of the full piglit run.
If everything is okay, this patch is :

Reviewed-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>

On 13/07/2015 20:08, Ilia Mirkin wrote:
> This was, btw, introduced in commit 3a8ae6ac243b (nvc0: adapt to new
> clip state). Back then there was no real geometry support yet.
>
> On Mon, Jul 13, 2015 at 2:05 PM, Ilia Mirkin <imirkin at alum.mit.edu> wrote:
>> Any one which, after using a geometry shader, enables an extra clip
>> distance. i.e. none.
>>
>> On Mon, Jul 13, 2015 at 4:16 AM, Samuel Pitoiset
>> <samuel.pitoiset at gmail.com> wrote:
>>> What piglit test does this fix?
>>>
>>> On Sat, Jul 11, 2015 at 7:13 PM, Ilia Mirkin <imirkin at alum.mit.edu> wrote:
>>>> Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
>>>> Cc: mesa-stable at lists.freedesktop.org
>>>> ---
>>>>
>>>> Even though in practice a geometry program will never be using UCP's,
>>>> we still were revalidating (aka recompiling) the program when more
>>>> clip planes became enabled (which also are used for regular clip
>>>> distances).
>>>>
>>>> This seems like it should have led to massive fail, but I guess you
>>>> don't change the number of clip planes when using geometry shaders.
>>>> But I'm going to put this through a full piglit run just in case
>>>> there's something I'm missing.
>>>>
>>>>   src/gallium/drivers/nouveau/nvc0/nvc0_state_validate.c | 2 +-
>>>>   1 file changed, 1 insertion(+), 1 deletion(-)
>>>>
>>>> diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_state_validate.c
>>>> b/src/gallium/drivers/nouveau/nvc0/nvc0_state_validate.c
>>>> index 785e52e..11f2b10 100644
>>>> --- a/src/gallium/drivers/nouveau/nvc0/nvc0_state_validate.c
>>>> +++ b/src/gallium/drivers/nouveau/nvc0/nvc0_state_validate.c
>>>> @@ -339,7 +339,7 @@ nvc0_check_program_ucps(struct nvc0_context *nvc0,
>>>>         nvc0_vertprog_validate(nvc0);
>>>>      else
>>>>      if (likely(vp == nvc0->gmtyprog))
>>>> -      nvc0_vertprog_validate(nvc0);
>>>> +      nvc0_gmtyprog_validate(nvc0);
>>>>      else
>>>>         nvc0_tevlprog_validate(nvc0);
>>>>   }
>>>> --
>>>> 2.3.6
>>>>
>>>> _______________________________________________
>>>> mesa-dev mailing list
>>>> mesa-dev at lists.freedesktop.org
>>>> http://lists.freedesktop.org/mailman/listinfo/mesa-dev
>>>
>>>
>>>
>>> --
>>> Best regards,
>>> Samuel Pitoiset.