Re: [PATCH v2] mtd: nand: raw: atmel: Add message on DMA usage

From: Nicolas Ferre
Date: Thu Aug 22 2024 - 12:00:49 EST


On 21/08/2024 at 16:20, Alexander Dahl wrote:
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Like for other atmel drivers (serial, crypto, mmc, …), too.

Signed-off-by: Alexander Dahl <ada@xxxxxxxxxxx>

Acked-by: Nicolas Ferre <nicolas.ferre@xxxxxxxxxxxxx>

---

Notes:
v1 -> v2:
- make info message conditional (thanks Miquel)

drivers/mtd/nand/raw/atmel/nand-controller.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/mtd/nand/raw/atmel/nand-controller.c b/drivers/mtd/nand/raw/atmel/nand-controller.c
index dc75d50d52e8..f9ccfd02e804 100644
--- a/drivers/mtd/nand/raw/atmel/nand-controller.c
+++ b/drivers/mtd/nand/raw/atmel/nand-controller.c
@@ -2049,7 +2049,10 @@ static int atmel_nand_controller_init(struct atmel_nand_controller *nc,
dma_cap_set(DMA_MEMCPY, mask);

nc->dmac = dma_request_channel(mask, NULL, NULL);
- if (!nc->dmac)
+ if (nc->dmac)
+ dev_info(nc->dev, "using %s for DMA transfers\n",
+ dma_chan_name(nc->dmac));
+ else
dev_err(nc->dev, "Failed to request DMA channel\n");
}


base-commit: 47ac09b91befbb6a235ab620c32af719f8208399
--
2.39.2