From: Jason-JH.Lin <jason-jh.lin@mediatek.com> To: Jassi Brar <jassisinghbrar@gmail.com>, Chun-Kuang Hu <chunkuang.hu@kernel.org>, Matthias Brugger <matthias.bgg@gmail.com> Cc: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>, Jason-ch Chen <jason-ch.chen@mediatek.com>, "Jason-JH . Lin" <jason-jh.lin@mediatek.com>, Singo Chang <singo.chang@mediatek.com>, Nancy Lin <nancy.lin@mediatek.com>, Shawn Sung <shawn.sung@mediatek.com>, <linux-kernel@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, <linux-mediatek@lists.infradead.org>, <Project_Global_Chrome_Upstream_Group@mediatek.com> Subject: [PATCH v2 1/4] soc: mediatek: mtk-cmdq: Add specific purpose register definitions for GCE Date: Thu, 7 Mar 2024 09:34:55 +0800 [thread overview] Message-ID: <20240307013458.23550-2-jason-jh.lin@mediatek.com> (raw) In-Reply-To: <20240307013458.23550-1-jason-jh.lin@mediatek.com> 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(+) 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 { -- 2.18.0
WARNING: multiple messages have this Message-ID (diff)
From: Jason-JH.Lin <jason-jh.lin@mediatek.com> To: Jassi Brar <jassisinghbrar@gmail.com>, Chun-Kuang Hu <chunkuang.hu@kernel.org>, Matthias Brugger <matthias.bgg@gmail.com> Cc: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>, Jason-ch Chen <jason-ch.chen@mediatek.com>, "Jason-JH . Lin" <jason-jh.lin@mediatek.com>, Singo Chang <singo.chang@mediatek.com>, Nancy Lin <nancy.lin@mediatek.com>, Shawn Sung <shawn.sung@mediatek.com>, <linux-kernel@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, <linux-mediatek@lists.infradead.org>, <Project_Global_Chrome_Upstream_Group@mediatek.com> Subject: [PATCH v2 1/4] soc: mediatek: mtk-cmdq: Add specific purpose register definitions for GCE Date: Thu, 7 Mar 2024 09:34:55 +0800 [thread overview] Message-ID: <20240307013458.23550-2-jason-jh.lin@mediatek.com> (raw) In-Reply-To: <20240307013458.23550-1-jason-jh.lin@mediatek.com> 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(+) 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 { -- 2.18.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2024-03-07 1:35 UTC|newest] Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top 2024-03-07 1:34 [PATCH v2 0/4] Add CMDQ API for upcoming ISP feature Jason-JH.Lin 2024-03-07 1:34 ` Jason-JH.Lin 2024-03-07 1:34 ` Jason-JH.Lin [this message] 2024-03-07 1:34 ` [PATCH v2 1/4] soc: mediatek: mtk-cmdq: Add specific purpose register definitions for GCE Jason-JH.Lin 2024-03-07 10:33 ` AngeloGioacchino Del Regno 2024-03-07 10:33 ` AngeloGioacchino Del Regno 2024-03-07 1:34 ` [PATCH v2 2/4] soc: mediatek: mtk-cmdq: Add cmdq_pkt_mem_move() function Jason-JH.Lin 2024-03-07 1:34 ` Jason-JH.Lin 2024-03-07 10:33 ` AngeloGioacchino Del Regno 2024-03-07 10:33 ` AngeloGioacchino Del Regno 2024-03-07 1:34 ` [PATCH v2 3/4] soc: mediatek: mtk-cmdq: Add cmdq_pkt_poll_addr() function Jason-JH.Lin 2024-03-07 1:34 ` Jason-JH.Lin 2024-03-07 10:33 ` AngeloGioacchino Del Regno 2024-03-07 10:33 ` AngeloGioacchino Del Regno 2024-03-07 1:34 ` [PATCH v2 4/4] soc: mediatek: mtk-cmdq: Add cmdq_pkt_acquire_event() function Jason-JH.Lin 2024-03-07 1:34 ` Jason-JH.Lin 2024-03-07 10:33 ` AngeloGioacchino Del Regno 2024-03-07 10:33 ` AngeloGioacchino Del Regno
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