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intel/eu: Add a brw_urb_desc helper

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Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Reviewed-by: Kristian H. Kristensen <hoegsberg@google.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5596>
This commit is contained in:
Kenneth Graunke
2019-08-08 19:16:32 -07:00
committed by Marge Bot
parent ecda98fbb2
commit 2c762955d4
1 changed files with 22 additions and 0 deletions
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src/intel/compiler/brw_eu.h
+22
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@@ -311,6 +311,28 @@ brw_message_ex_desc_ex_mlen(UNUSED const struct gen_device_info *devinfo,
return GET_BITS(ex_desc, 9, 6);
}
static inline uint32_t
brw_urb_desc(const struct gen_device_info *devinfo,
unsigned msg_type,
bool per_slot_offset_present,
bool channel_mask_present,
unsigned global_offset)
{
if (devinfo->gen >= 8) {
return (SET_BITS(per_slot_offset_present, 17, 17) |
SET_BITS(channel_mask_present, 15, 15) |
SET_BITS(global_offset, 14, 4) |
SET_BITS(msg_type, 3, 0));
} else if (devinfo->gen >= 7) {
assert(!channel_mask_present);
return (SET_BITS(per_slot_offset_present, 16, 16) |
SET_BITS(global_offset, 13, 3) |
SET_BITS(msg_type, 3, 0));
} else {
unreachable("unhandled URB write generation");
}
}
/**
* Construct a message descriptor immediate with the specified sampler
* function controls.