Message ID | 20240307013458.23550-2-jason-jh.lin@mediatek.com (mailing list archive) |
---|---|
State | New |
Headers | show |
Series | Add CMDQ API for upcoming ISP feature | expand |
Il 07/03/24 02:34, Jason-JH.Lin ha scritto: > Add specific purpose register definitions for GCE, so CMDQ users can > use them as a buffer to store data. > > Signed-off-by: Jason-JH.Lin <jason-jh.lin@mediatek.com> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
diff --git a/include/linux/soc/mediatek/mtk-cmdq.h b/include/linux/soc/mediatek/mtk-cmdq.h index 649955d2cf5c..1dae80185f9f 100644 --- a/include/linux/soc/mediatek/mtk-cmdq.h +++ b/include/linux/soc/mediatek/mtk-cmdq.h @@ -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 {
Add specific purpose register definitions for GCE, so CMDQ users can use them as a buffer to store data. Signed-off-by: Jason-JH.Lin <jason-jh.lin@mediatek.com> --- include/linux/soc/mediatek/mtk-cmdq.h | 9 +++++++++ 1 file changed, 9 insertions(+)