Thread (57 messages) 57 messages, 8 authors, 2021-04-08
STALE1888d
Revisions (6)
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[PATCH 11/16] dmaengine: ti: k3-psil-j721e: Add entry for CSI2RX

From: Pratyush Yadav <hidden>
Date: 2021-03-30 17:36:18
Also in: dmaengine, linux-devicetree, linux-media, lkml
Subsystem: dma generic offload engine subsystem, texas instruments dma drivers, the rest · Maintainers: Vinod Koul, Peter Ujfalusi, Linus Torvalds

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 <redacted>
---
 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


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