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From: Frank Li <Frank.Li@nxp.com>
To: Vinod Koul <vkoul@kernel.org>, Shawn Guo <shawnguo@kernel.org>,
	 Sascha Hauer <s.hauer@pengutronix.de>,
	 Pengutronix Kernel Team <kernel@pengutronix.de>,
	 Fabio Estevam <festevam@gmail.com>,
	NXP Linux Team <linux-imx@nxp.com>
Cc: dmaengine@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	 linux-kernel@vger.kernel.org, imx@lists.linux.dev,
	 Frank Li <Frank.Li@nxp.com>, Joy Zou <joy.zou@nxp.com>,
	 Daniel Baluta <daniel.baluta@nxp.com>
Subject: [PATCH v2 3/4] dmaengine: imx-sdma: Add multi fifo for DEV_TO_DEV
Date: Thu, 07 Mar 2024 12:32:43 -0500	[thread overview]
Message-ID: <20240307-sdma_upstream-v2-3-e97305a43cf5@nxp.com> (raw)
In-Reply-To: <20240307-sdma_upstream-v2-0-e97305a43cf5@nxp.com>

From: Joy Zou <joy.zou@nxp.com>

Support multi fifo for DEV_TO_DEV.

Signed-off-by: Joy Zou <joy.zou@nxp.com>
Reviewed-by: Joy Zou <joy.zou@nxp.com>
Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
 drivers/dma/imx-sdma.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index 6be4c1e441266..35fb69a84a8da 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -169,6 +169,8 @@
 #define SDMA_WATERMARK_LEVEL_SPDIF	BIT(10)
 #define SDMA_WATERMARK_LEVEL_SP		BIT(11)
 #define SDMA_WATERMARK_LEVEL_DP		BIT(12)
+#define SDMA_WATERMARK_LEVEL_SD		BIT(13)
+#define SDMA_WATERMARK_LEVEL_DD		BIT(14)
 #define SDMA_WATERMARK_LEVEL_HWML	(0xFF << 16)
 #define SDMA_WATERMARK_LEVEL_LWE	BIT(28)
 #define SDMA_WATERMARK_LEVEL_HWE	BIT(29)
@@ -1258,6 +1260,11 @@ static void sdma_set_watermarklevel_for_p2p(struct sdma_channel *sdmac)
 		sdmac->watermark_level |= SDMA_WATERMARK_LEVEL_DP;
 
 	sdmac->watermark_level |= SDMA_WATERMARK_LEVEL_CONT;
+
+	if (sdmac->n_fifos_src > 1)
+		sdmac->watermark_level |= SDMA_WATERMARK_LEVEL_SD;
+	if (sdmac->n_fifos_dst > 1)
+		sdmac->watermark_level |= SDMA_WATERMARK_LEVEL_DD;
 }
 
 static void sdma_set_watermarklevel_for_sais(struct sdma_channel *sdmac)

-- 
2.34.1


WARNING: multiple messages have this Message-ID (diff)
From: Frank Li <Frank.Li@nxp.com>
To: Vinod Koul <vkoul@kernel.org>, Shawn Guo <shawnguo@kernel.org>,
	 Sascha Hauer <s.hauer@pengutronix.de>,
	 Pengutronix Kernel Team <kernel@pengutronix.de>,
	 Fabio Estevam <festevam@gmail.com>,
	NXP Linux Team <linux-imx@nxp.com>
Cc: dmaengine@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	 linux-kernel@vger.kernel.org, imx@lists.linux.dev,
	 Frank Li <Frank.Li@nxp.com>, Joy Zou <joy.zou@nxp.com>,
	 Daniel Baluta <daniel.baluta@nxp.com>
Subject: [PATCH v2 3/4] dmaengine: imx-sdma: Add multi fifo for DEV_TO_DEV
Date: Thu, 07 Mar 2024 12:32:43 -0500	[thread overview]
Message-ID: <20240307-sdma_upstream-v2-3-e97305a43cf5@nxp.com> (raw)
In-Reply-To: <20240307-sdma_upstream-v2-0-e97305a43cf5@nxp.com>

From: Joy Zou <joy.zou@nxp.com>

Support multi fifo for DEV_TO_DEV.

Signed-off-by: Joy Zou <joy.zou@nxp.com>
Reviewed-by: Joy Zou <joy.zou@nxp.com>
Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
 drivers/dma/imx-sdma.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index 6be4c1e441266..35fb69a84a8da 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -169,6 +169,8 @@
 #define SDMA_WATERMARK_LEVEL_SPDIF	BIT(10)
 #define SDMA_WATERMARK_LEVEL_SP		BIT(11)
 #define SDMA_WATERMARK_LEVEL_DP		BIT(12)
+#define SDMA_WATERMARK_LEVEL_SD		BIT(13)
+#define SDMA_WATERMARK_LEVEL_DD		BIT(14)
 #define SDMA_WATERMARK_LEVEL_HWML	(0xFF << 16)
 #define SDMA_WATERMARK_LEVEL_LWE	BIT(28)
 #define SDMA_WATERMARK_LEVEL_HWE	BIT(29)
@@ -1258,6 +1260,11 @@ static void sdma_set_watermarklevel_for_p2p(struct sdma_channel *sdmac)
 		sdmac->watermark_level |= SDMA_WATERMARK_LEVEL_DP;
 
 	sdmac->watermark_level |= SDMA_WATERMARK_LEVEL_CONT;
+
+	if (sdmac->n_fifos_src > 1)
+		sdmac->watermark_level |= SDMA_WATERMARK_LEVEL_SD;
+	if (sdmac->n_fifos_dst > 1)
+		sdmac->watermark_level |= SDMA_WATERMARK_LEVEL_DD;
 }
 
 static void sdma_set_watermarklevel_for_sais(struct sdma_channel *sdmac)

-- 
2.34.1


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  parent reply	other threads:[~2024-03-07 17:33 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-07 17:32 [PATCH v2 0/4] dmaengine: fsl-sdma: Some improvement for fsl-sdma Frank Li
2024-03-07 17:32 ` Frank Li
2024-03-07 17:32 ` [PATCH v2 1/4] dmaengine: imx-sdma: Support allocate memory from internal SRAM (iram) Frank Li
2024-03-07 17:32   ` Frank Li
2024-03-07 17:32 ` [PATCH v2 2/4] dmaengine: imx-sdma: Support 24bit/3bytes for sg mode Frank Li
2024-03-07 17:32   ` Frank Li
2024-03-07 17:32 ` Frank Li [this message]
2024-03-07 17:32   ` [PATCH v2 3/4] dmaengine: imx-sdma: Add multi fifo for DEV_TO_DEV Frank Li
2024-03-07 17:32 ` [PATCH v2 4/4] dmaengine: imx-sdma: Add i2c dma support Frank Li
2024-03-07 17:32   ` Frank Li
2024-03-12  8:55   ` Joy Zou
2024-03-12  8:55     ` Joy Zou
2024-03-13 10:15   ` Fabio Estevam
2024-03-13 10:15     ` Fabio Estevam
2024-03-14  2:39     ` Frank Li
2024-03-14  2:39       ` Frank Li

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