linux-kernel - [PATCH 11/16] dmaengine: ti: k3-psil-j721e: Add entry for CSI2RX

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Date:   Tue, 30 Mar 2021 23:03:43 +0530
From:   Pratyush Yadav <p.yadav@...com>
To:     Mauro Carvalho Chehab <mchehab@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Kishon Vijay Abraham I <kishon@...com>,
        Vinod Koul <vkoul@...nel.org>,
        Peter Ujfalusi <peter.ujfalusi@...il.com>,
        Maxime Ripard <mripard@...nel.org>,
        Benoit Parrot <bparrot@...com>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        Alexandre Courbot <acourbot@...omium.org>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Stanimir Varbanov <stanimir.varbanov@...aro.org>,
        Helen Koike <helen.koike@...labora.com>,
        Michael Tretter <m.tretter@...gutronix.de>,
        Peter Chen <peter.chen@....com>,
        Chunfeng Yun <chunfeng.yun@...iatek.com>,
        <linux-media@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-phy@...ts.infradead.org>,
        <dmaengine@...r.kernel.org>
CC:     Pratyush Yadav <p.yadav@...com>,
        Vignesh Raghavendra <vigneshr@...com>,
        Tomi Valkeinen <tomi.valkeinen@...asonboard.com>
Subject: [PATCH 11/16] dmaengine: ti: k3-psil-j721e: Add entry for CSI2RX

The CSI2RX subsystem uses PSI-L DMA to transfer frames to memory. It can
have up to 32 threads but the current driver only supports using one. So
add an entry for that one thread.

Signed-off-by: Pratyush Yadav <p.yadav@...com>
---
 drivers/dma/ti/k3-psil-j721e.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/dma/ti/k3-psil-j721e.c b/drivers/dma/ti/k3-psil-j721e.c
index 7580870ed746..19ffa31e6dc6 100644
--- a/drivers/dma/ti/k3-psil-j721e.c
+++ b/drivers/dma/ti/k3-psil-j721e.c
@@ -58,6 +58,14 @@
 		},					\
 	}
 
+#define PSIL_CSI2RX(x)					\
+	{						\
+		.thread_id = x,				\
+		.ep_config = {				\
+			.ep_type = PSIL_EP_NATIVE,	\
+		},					\
+	}
+
 /* PSI-L source thread IDs, used for RX (DMA_DEV_TO_MEM) */
 static struct psil_ep j721e_src_ep_map[] = {
 	/* SA2UL */
@@ -138,6 +146,8 @@ static struct psil_ep j721e_src_ep_map[] = {
 	PSIL_PDMA_XY_PKT(0x4707),
 	PSIL_PDMA_XY_PKT(0x4708),
 	PSIL_PDMA_XY_PKT(0x4709),
+	/* CSI2RX */
+	PSIL_CSI2RX(0x4940),
 	/* CPSW9 */
 	PSIL_ETHERNET(0x4a00),
 	/* CPSW0 */
-- 
2.30.0