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charset="utf-8" From: Pratyush Yadav With multiple contexts, there needs to be a different DMA channel for each context. Earlier, the DMA channel name was hard coded to "rx0" for the sake of simplicity. Generate the DMA channel name based on its index and get the channel corresponding to the context. Signed-off-by: Pratyush Yadav Signed-off-by: Jai Luthra Reviewed-by: Jacopo Mondi Reviewed-by: Laurent Pinchart Reviewed-by: Yemike Abhilash Chandra Reviewed-by: Tomi Valkeinen Signed-off-by: Rishikesh Donadkar --- drivers/media/platform/ti/j721e-csi2rx/j721e-csi2rx.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/media/platform/ti/j721e-csi2rx/j721e-csi2rx.c b/driver= s/media/platform/ti/j721e-csi2rx/j721e-csi2rx.c index 4adfae425f192..c781b312cea82 100644 --- a/drivers/media/platform/ti/j721e-csi2rx/j721e-csi2rx.c +++ b/drivers/media/platform/ti/j721e-csi2rx/j721e-csi2rx.c @@ -1036,9 +1036,11 @@ static int ti_csi2rx_init_dma(struct ti_csi2rx_ctx *= ctx) struct dma_slave_config cfg =3D { .src_addr_width =3D DMA_SLAVE_BUSWIDTH_16_BYTES, }; + char name[5]; int ret; =20 - ctx->dma.chan =3D dma_request_chan(ctx->csi->dev, "rx0"); + snprintf(name, sizeof(name), "rx%u", ctx->idx); + ctx->dma.chan =3D dma_request_chan(ctx->csi->dev, name); if (IS_ERR(ctx->dma.chan)) return PTR_ERR(ctx->dma.chan); =20 --=20 2.34.1