[Mesa-stable] [Mesa-dev] [PATCH] i965/bxt: Add 2x6 variant

[Kristian Høgsberg]

On Thu, May 26, 2016 at 8:08 AM, Ben Widawsky <ben at bwidawsk.net> wrote:
> Cc: mesa-stable at lists.freedesktop.org
> Signed-off-by: Ben Widawsky <ben at bwidawsk.net>

The numbers check out.

Reviewed-by: Kristian Høgsberg <krh at bitplanet.net>

> ---
>  include/pci_ids/i965_pci_ids.h              |  2 ++
>  src/mesa/drivers/dri/i965/brw_device_info.c | 22 ++++++++++++++++++++++
>  2 files changed, 24 insertions(+)
>
> diff --git a/include/pci_ids/i965_pci_ids.h b/include/pci_ids/i965_pci_ids.h
> index bd645fa..fce00da 100644
> --- a/include/pci_ids/i965_pci_ids.h
> +++ b/include/pci_ids/i965_pci_ids.h
> @@ -162,4 +162,6 @@ CHIPSET(0x22B2, chv,     "Intel(R) HD Graphics (Cherryview)")
>  CHIPSET(0x22B3, chv,     "Intel(R) HD Graphics (Cherryview)")
>  CHIPSET(0x0A84, bxt,     "Intel(R) HD Graphics (Broxton)")
>  CHIPSET(0x1A84, bxt,     "Intel(R) HD Graphics (Broxton)")
> +CHIPSET(0x1A85, bxt_2x6, "Intel(R) HD Graphics (Broxton 2x6)")
>  CHIPSET(0x5A84, bxt,     "Intel(R) HD Graphics (Broxton)")
> +CHIPSET(0x5A85, bxt_2x6, "Intel(R) HD Graphics (Broxton 2x6)")
> diff --git a/src/mesa/drivers/dri/i965/brw_device_info.c b/src/mesa/drivers/dri/i965/brw_device_info.c
> index 3666190..77bbe78 100644
> --- a/src/mesa/drivers/dri/i965/brw_device_info.c
> +++ b/src/mesa/drivers/dri/i965/brw_device_info.c
> @@ -401,6 +401,28 @@ static const struct brw_device_info brw_device_info_bxt = {
>     }
>  };
>
> +static const struct brw_device_info brw_device_info_bxt_2x6 = {
> +   GEN9_FEATURES,
> +   .is_broxton = 1,
> +   .gt = 1,
> +   .has_llc = false,
> +
> +   .num_slices = 1,
> +   .max_vs_threads = 56, /* XXX: guess */
> +   .max_hs_threads = 56, /* XXX: guess */
> +   .max_ds_threads = 56,
> +   .max_gs_threads = 56,
> +   .max_wm_threads = 64 * 2,
> +   .max_cs_threads = 6 * 6,
> +   .urb = {
> +      .size = 128,
> +      .min_vs_entries = 34,
> +      .max_vs_entries = 352,
> +      .max_hs_entries = 128,
> +      .max_ds_entries = 208,
> +      .max_gs_entries = 128,
> +   }
> +};
>  /*
>   * Note: for all KBL SKUs, the PRM says SKL for GS entries, not SKL+.
>   * There's no KBL entry. Using the default SKL (GEN9) GS entries value.
> --
> 2.8.3
>
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