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Re: [PATCH] nouveau/ttm: fix tiled system memory with Maxwell

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  Re: [PATCH] nouveau/ttm: fix tiled system memory with Maxwell Alexandre Courbot <gnurou@gmail.com> - 2015-07-09 10:20 +0200

#1180533 — Re: [PATCH] nouveau/ttm: fix tiled system memory with Maxwell

Withdrawing this patch which triggered a warning due to a missing
argument to NV_WARN. Sent v2 which addresses this. Sorry for the
noise.

On Wed, Jul 8, 2015 at 4:13 PM, Alexandre Courbot <acourbot@nvidia.com> wrote:
> Add Maxwell to the switch statement that sets node->memtype, otherwise
> all tiling information is ignored for buffers in system memory.
>
> While we are at it, make that switch statement explicitly complain the
> next time we meet a non-handled card family.
>
> Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
> ---
>  drm/nouveau/nouveau_ttm.c | 9 +++++++++
>  1 file changed, 9 insertions(+)
>
> diff --git a/drm/nouveau/nouveau_ttm.c b/drm/nouveau/nouveau_ttm.c
> index 18f449715788..69bec1058039 100644
> --- a/drm/nouveau/nouveau_ttm.c
> +++ b/drm/nouveau/nouveau_ttm.c
> @@ -175,15 +175,24 @@ nouveau_gart_manager_new(struct ttm_mem_type_manager *man,
>         node->page_shift = 12;
>
>         switch (drm->device.info.family) {
> +       case NV_DEVICE_INFO_V0_TNT:
> +       case NV_DEVICE_INFO_V0_CELSIUS:
> +       case NV_DEVICE_INFO_V0_KELVIN:
> +       case NV_DEVICE_INFO_V0_RANKINE:
> +       case NV_DEVICE_INFO_V0_CURIE:
> +               break;
>         case NV_DEVICE_INFO_V0_TESLA:
>                 if (drm->device.info.chipset != 0x50)
>                         node->memtype = (nvbo->tile_flags & 0x7f00) >> 8;
>                 break;
>         case NV_DEVICE_INFO_V0_FERMI:
>         case NV_DEVICE_INFO_V0_KEPLER:
> +       case NV_DEVICE_INFO_V0_MAXWELL:
>                 node->memtype = (nvbo->tile_flags & 0xff00) >> 8;
>                 break;
>         default:
> +               NV_WARN(drm, "%s: unhandled family type %x\n",
> +                       drm->device.info.family);
>                 break;
>         }
>
> --
> 2.4.4
>
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