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pan/bi: Add bifrost_reg_mode enum 

This generalizes the previous control field, adding in the full set of
enums required for 16-bit writemasks.

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6793>
This commit is contained in:
Alyssa Rosenzweig 2020-09-20 09:22:20 -04:00 committed by Marge Bot
parent b392c07983
commit 4d3d5a66c9
1 changed files with 37 additions and 0 deletions
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37
src/panfrost/bifrost/bifrost.h
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@ -278,4 +278,41 @@ enum bifrost_reg_control {
BIFROST_FIRST_WRITE_ADD_P2_FMA_P3 = 15
};
/* 32-bit modes for slots 2/3, as encoded in the register block. Other values
* are reserved. First part specifies behaviour of slot 2 (Idle, Read, Write
* Full, Write Low, Write High), second part behaviour of slot 3, and the last
* part specifies the source for the write (FMA, ADD, or MIX for FMA/ADD).
*
* IDLE is a special mode disabling both ports, except for the first
* instruction in the clause which uses IDLE_1 for the same purpose.
*/
enum bifrost_reg_mode {
BIFROST_R_WL_FMA = 1,
BIFROST_R_WH_FMA = 2,
BIFROST_R_W_FMA = 3,
BIFROST_R_WL_ADD = 4,
BIFROST_R_WH_ADD = 5,
BIFROST_R_W_ADD = 6,
BIFROST_WL_WL_ADD = 7,
BIFROST_WL_WH_ADD = 8,
BIFROST_WL_W_ADD = 9,
BIFROST_WH_WL_ADD = 10,
BIFROST_WH_WH_ADD = 11,
BIFROST_WH_W_ADD = 12,
BIFROST_W_WL_ADD = 13,
BIFROST_W_WH_ADD = 14,
BIFROST_W_W_ADD = 15,
BIFROST_IDLE_1 = 16,
BIFROST_I_W_FMA = 17,
BIFROST_I_WL_FMA = 18,
BIFROST_I_WH_FMA = 19,
BIFROST_R_I = 20,
BIFROST_I_W_ADD = 21,
BIFROST_I_WL_ADD = 22,
BIFROST_I_WH_ADD = 23,
BIFROST_WL_WH_MIX = 24,
BIFROST_WH_WL_MIX = 26,
BIFROST_IDLE = 27,
};
#endif