[Mesa-dev] [PATCH 08/22] i965/gs: Allocate URB space for use by GS.

Chad Versace chad.versace at linux.intel.com
Thu Aug 29 19:37:23 PDT 2013


On 08/26/2013 03:12 PM, Paul Berry wrote:

> +   /* VS always requires at least 32 URB entries */

Haswell GT2 and GT3 require at least 64 URB entries.

> +   unsigned vs_chunks =
> +      ALIGN(32 * vs_entry_size_bytes, chunk_size_bytes) / chunk_size_bytes;
> +   unsigned vs_wants =
> +      ALIGN(brw->urb.max_vs_entries * vs_entry_size_bytes,
> +            chunk_size_bytes) / chunk_size_bytes - vs_chunks;


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