From: Joy Zou <joy.zou@nxp.com>
To: Frank Li <frank.li@nxp.com>, 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>,
dl-linux-imx <linux-imx@nxp.com>
Cc: "dmaengine@vger.kernel.org" <dmaengine@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"imx@lists.linux.dev" <imx@lists.linux.dev>
Subject: RE: [PATCH 3/4] dmaengine: imx-sdma: Add multi fifo for DEV_TO_DEV
Date: Thu, 7 Mar 2024 09:06:27 +0000 [thread overview]
Message-ID: <AS4PR04MB9386FB32B150AA897BEAC3FAE1202@AS4PR04MB9386.eurprd04.prod.outlook.com> (raw)
In-Reply-To: <20240303-sdma_upstream-v1-3-869cd0165b09@nxp.com>
> -----Original Message-----
> From: Frank Li <frank.li@nxp.com>
> Sent: 2024年3月4日 12:33
> 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>;
> dl-linux-imx <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>
> Subject: [PATCH 3/4] dmaengine: imx-sdma: Add multi fifo for DEV_TO_DEV
>
> From: Joy Zou <joy.zou@nxp.com>
>
> Support multi fifo for DEV_TO_DEV.
>
> Signed-off-by: Joy Zou <joy.zou@nxp.com>
> Signed-off-by: Frank Li <Frank.Li@nxp.com>
Reviewed-by: Joy Zou <joy.zou@nxp.com>
BR
Joy Zou
> ---
> 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
> ef45420485dac..9b133990afa39 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)
> @@ -1259,6 +1261,11 @@ 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
next prev parent reply other threads:[~2024-03-07 9:06 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-04 4:32 [PATCH 0/4] dmaengine: fsl-sdma: Some improvement for fsl-sdma Frank Li
2024-03-04 4:32 ` [PATCH 1/4] dmaengine: imx-sdma: Support allocate memory from internal SRAM (iram) Frank Li
2024-03-06 9:55 ` Alexander Stein
2024-03-06 15:23 ` Frank Li
2024-03-07 8:22 ` Joy Zou
2024-03-04 4:32 ` [PATCH 2/4] dmaengine: imx-sdma: Support 24bit/3bytes for sg mode Frank Li
2024-03-07 9:05 ` Joy Zou
2024-03-04 4:32 ` [PATCH 3/4] dmaengine: imx-sdma: Add multi fifo for DEV_TO_DEV Frank Li
2024-03-07 9:06 ` Joy Zou [this message]
2024-03-04 4:32 ` [PATCH 4/4] dmaengine: imx-sdma: Add i2c dma support Frank Li
2024-03-04 11:12 ` Fabio Estevam
2024-03-05 15:39 ` Frank Li
2024-03-06 8:24 ` Daniel Baluta
2024-03-07 8:34 ` Joy Zou
2024-03-04 11:41 ` [PATCH 0/4] dmaengine: fsl-sdma: Some improvement for fsl-sdma Daniel Baluta
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