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 2/5] soc: mediatek: mtk-cmdq: Add cmdq_pkt_mem_move() function Date: Fri, 1 Mar 2024 19:11:23 +0800 [thread overview] Message-ID: <20240301111126.22035-3-jason-jh.lin@mediatek.com> (raw) In-Reply-To: <20240301111126.22035-1-jason-jh.lin@mediatek.com> Add cmdq_pkt_mem_move() function to support CMDQ user making an instruction for moving a value from a source address to a destination address. Signed-off-by: Jason-JH.Lin <jason-jh.lin@mediatek.com> Change-Id: I0128db6a3412303fc6da61f8a57a0c08e0c0067e --- drivers/soc/mediatek/mtk-cmdq-helper.c | 26 ++++++++++++++++++++++++++ include/linux/soc/mediatek/mtk-cmdq.h | 10 ++++++++++ 2 files changed, 36 insertions(+) diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c index b0cd071c4719..3a1e47ad8a41 100644 --- a/drivers/soc/mediatek/mtk-cmdq-helper.c +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c @@ -299,6 +299,32 @@ int cmdq_pkt_write_s_mask_value(struct cmdq_pkt *pkt, u8 high_addr_reg_idx, } EXPORT_SYMBOL(cmdq_pkt_write_s_mask_value); +s32 cmdq_pkt_mem_move(struct cmdq_pkt *pkt, dma_addr_t src_addr, dma_addr_t dst_addr) +{ + s32 err; + const u16 tmp_reg_idx = CMDQ_THR_SPR_IDX0; + const u16 swap_reg_idx = CMDQ_THR_SPR_IDX1; + + /* read the value of src_addr into swap_reg_idx */ + err = cmdq_pkt_assign(pkt, tmp_reg_idx, CMDQ_ADDR_HIGH(src_addr)); + if (err < 0) + return err; + err = cmdq_pkt_read_s(pkt, tmp_reg_idx, CMDQ_ADDR_LOW(src_addr), swap_reg_idx); + if (err < 0) + return err; + + /* write the value of swap_reg_idx into dst_addr */ + err = cmdq_pkt_assign(pkt, tmp_reg_idx, CMDQ_ADDR_HIGH(dst_addr)); + if (err < 0) + return err; + err = cmdq_pkt_write_s(pkt, tmp_reg_idx, CMDQ_ADDR_LOW(dst_addr), swap_reg_idx); + if (err < 0) + return err; + + return err; +} +EXPORT_SYMBOL(cmdq_pkt_mem_move); + int cmdq_pkt_wfe(struct cmdq_pkt *pkt, u16 event, bool clear) { struct cmdq_instruction inst = { {0} }; diff --git a/include/linux/soc/mediatek/mtk-cmdq.h b/include/linux/soc/mediatek/mtk-cmdq.h index 1dae80185f9f..b6dbe2d8f16a 100644 --- a/include/linux/soc/mediatek/mtk-cmdq.h +++ b/include/linux/soc/mediatek/mtk-cmdq.h @@ -182,6 +182,16 @@ int cmdq_pkt_write_s_value(struct cmdq_pkt *pkt, u8 high_addr_reg_idx, int cmdq_pkt_write_s_mask_value(struct cmdq_pkt *pkt, u8 high_addr_reg_idx, u16 addr_low, u32 value, u32 mask); +/** + * cmdq_pkt_mem_move() - append memory move command to the CMDQ packet + * @pkt: the CMDQ packet + * @src_addr: source address + * @dma_addr_t: destination address + * + * Return: 0 for success; else the error code is returned + */ +int cmdq_pkt_mem_move(struct cmdq_pkt *pkt, dma_addr_t src_addr, dma_addr_t dst_addr); + /** * cmdq_pkt_wfe() - append wait for event command to the CMDQ packet * @pkt: the CMDQ packet -- 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 2/5] soc: mediatek: mtk-cmdq: Add cmdq_pkt_mem_move() function Date: Fri, 1 Mar 2024 19:11:23 +0800 [thread overview] Message-ID: <20240301111126.22035-3-jason-jh.lin@mediatek.com> (raw) In-Reply-To: <20240301111126.22035-1-jason-jh.lin@mediatek.com> Add cmdq_pkt_mem_move() function to support CMDQ user making an instruction for moving a value from a source address to a destination address. Signed-off-by: Jason-JH.Lin <jason-jh.lin@mediatek.com> Change-Id: I0128db6a3412303fc6da61f8a57a0c08e0c0067e --- drivers/soc/mediatek/mtk-cmdq-helper.c | 26 ++++++++++++++++++++++++++ include/linux/soc/mediatek/mtk-cmdq.h | 10 ++++++++++ 2 files changed, 36 insertions(+) diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c index b0cd071c4719..3a1e47ad8a41 100644 --- a/drivers/soc/mediatek/mtk-cmdq-helper.c +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c @@ -299,6 +299,32 @@ int cmdq_pkt_write_s_mask_value(struct cmdq_pkt *pkt, u8 high_addr_reg_idx, } EXPORT_SYMBOL(cmdq_pkt_write_s_mask_value); +s32 cmdq_pkt_mem_move(struct cmdq_pkt *pkt, dma_addr_t src_addr, dma_addr_t dst_addr) +{ + s32 err; + const u16 tmp_reg_idx = CMDQ_THR_SPR_IDX0; + const u16 swap_reg_idx = CMDQ_THR_SPR_IDX1; + + /* read the value of src_addr into swap_reg_idx */ + err = cmdq_pkt_assign(pkt, tmp_reg_idx, CMDQ_ADDR_HIGH(src_addr)); + if (err < 0) + return err; + err = cmdq_pkt_read_s(pkt, tmp_reg_idx, CMDQ_ADDR_LOW(src_addr), swap_reg_idx); + if (err < 0) + return err; + + /* write the value of swap_reg_idx into dst_addr */ + err = cmdq_pkt_assign(pkt, tmp_reg_idx, CMDQ_ADDR_HIGH(dst_addr)); + if (err < 0) + return err; + err = cmdq_pkt_write_s(pkt, tmp_reg_idx, CMDQ_ADDR_LOW(dst_addr), swap_reg_idx); + if (err < 0) + return err; + + return err; +} +EXPORT_SYMBOL(cmdq_pkt_mem_move); + int cmdq_pkt_wfe(struct cmdq_pkt *pkt, u16 event, bool clear) { struct cmdq_instruction inst = { {0} }; diff --git a/include/linux/soc/mediatek/mtk-cmdq.h b/include/linux/soc/mediatek/mtk-cmdq.h index 1dae80185f9f..b6dbe2d8f16a 100644 --- a/include/linux/soc/mediatek/mtk-cmdq.h +++ b/include/linux/soc/mediatek/mtk-cmdq.h @@ -182,6 +182,16 @@ int cmdq_pkt_write_s_value(struct cmdq_pkt *pkt, u8 high_addr_reg_idx, int cmdq_pkt_write_s_mask_value(struct cmdq_pkt *pkt, u8 high_addr_reg_idx, u16 addr_low, u32 value, u32 mask); +/** + * cmdq_pkt_mem_move() - append memory move command to the CMDQ packet + * @pkt: the CMDQ packet + * @src_addr: source address + * @dma_addr_t: destination address + * + * Return: 0 for success; else the error code is returned + */ +int cmdq_pkt_mem_move(struct cmdq_pkt *pkt, dma_addr_t src_addr, dma_addr_t dst_addr); + /** * cmdq_pkt_wfe() - append wait for event command to the CMDQ packet * @pkt: the CMDQ packet -- 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:[~2024-03-01 11:11 UTC|newest] Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top 2024-03-01 11:11 [PATCH 0/5] Add CMDQ API for upcoming ISP feature Jason-JH.Lin 2024-03-01 11:11 ` Jason-JH.Lin 2024-03-01 11:11 ` [PATCH 1/5] soc: mediatek: mtk-cmdq: Add specific purpose register definitions for GCE Jason-JH.Lin 2024-03-01 11:11 ` Jason-JH.Lin 2024-03-01 11:11 ` Jason-JH.Lin [this message] 2024-03-01 11:11 ` [PATCH 2/5] soc: mediatek: mtk-cmdq: Add cmdq_pkt_mem_move() function Jason-JH.Lin 2024-03-04 10:05 ` AngeloGioacchino Del Regno 2024-03-04 10:05 ` AngeloGioacchino Del Regno 2024-03-05 1:39 ` Jason-JH Lin (林睿祥) 2024-03-05 1:39 ` Jason-JH Lin (林睿祥) 2024-03-01 11:11 ` [PATCH 3/5] soc: mediatek: mtk-cmdq: Add cmdq_pkt_poll_addr() function Jason-JH.Lin 2024-03-01 11:11 ` Jason-JH.Lin 2024-03-04 10:05 ` AngeloGioacchino Del Regno 2024-03-04 10:05 ` AngeloGioacchino Del Regno 2024-03-05 1:32 ` Jason-JH Lin (林睿祥) 2024-03-05 1:32 ` Jason-JH Lin (林睿祥) 2024-03-01 11:11 ` [PATCH 4/5] soc: mediatek: mtk-cmdq: Add cmdq_pkt_acquire_event() function Jason-JH.Lin 2024-03-01 11:11 ` Jason-JH.Lin 2024-03-04 10:05 ` AngeloGioacchino Del Regno 2024-03-04 10:05 ` AngeloGioacchino Del Regno 2024-03-05 1:41 ` Jason-JH Lin (林睿祥) 2024-03-05 1:41 ` Jason-JH Lin (林睿祥) 2024-03-01 11:11 ` [PATCH 5/5] mailbox: mtk-cmdq: Add support runtime get and set GCE event Jason-JH.Lin 2024-03-01 11:11 ` Jason-JH.Lin 2024-03-04 10:06 ` AngeloGioacchino Del Regno 2024-03-04 10:06 ` AngeloGioacchino Del Regno 2024-03-05 3:09 ` Jason-JH Lin (林睿祥) 2024-03-05 3:09 ` Jason-JH Lin (林睿祥) 2024-03-05 10:20 ` AngeloGioacchino Del Regno 2024-03-05 10:20 ` AngeloGioacchino Del Regno
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