Unverified Commit 49ddaa49 authored by Jason-JH.Lin's avatar Jason-JH.Lin Committed by AngeloGioacchino Del Regno
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soc: mediatek: mtk-cmdq: Add specific purpose register definitions for GCE 



Add specific purpose register definitions for GCE, so CMDQ users can
use them as a buffer to store data.

Signed-off-by: default avatarJason-JH.Lin <jason-jh.lin@mediatek.com>
Reviewed-by: default avatarAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20240307013458.23550-2-jason-jh.lin@mediatek.com


Signed-off-by: default avatarAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
parent b81b2d55

include/linux/soc/mediatek/mtk-cmdq.h

+9 −0
Original line number Diff line number Diff line
@@ -14,6 +14,15 @@ 
#define CMDQ_ADDR_HIGH(addr)	((u32)(((addr) >> 16) & GENMASK(31, 0)))

#define CMDQ_ADDR_LOW(addr)	((u16)(addr) | BIT(1))



/*

 * Every cmdq thread has its own SPRs (Specific Purpose Registers),

 * so there are 4 * N (threads) SPRs in GCE that shares the same indexes below.

 */

#define CMDQ_THR_SPR_IDX0	(0)

#define CMDQ_THR_SPR_IDX1	(1)

#define CMDQ_THR_SPR_IDX2	(2)

#define CMDQ_THR_SPR_IDX3	(3)



struct cmdq_pkt;



struct cmdq_client_reg {