[PATCH v3] mtd: rawnand: atmel: Add message on DMA usage

From: Alexander Dahl
Date: Wed Aug 28 2024 - 02:37:32 EST


Like for other atmel drivers (serial, crypto, mmc, …), too.

Signed-off-by: Alexander Dahl <ada@xxxxxxxxxxx>
Acked-by: Nicolas Ferre <nicolas.ferre@xxxxxxxxxxxxx>
---

Notes:
v3:
- adapted commit message prefix
- collected tags

v2:
- make info message conditional (thanks Miquel)
- Link: https://lore.kernel.org/linux-mtd/20240821142006.645306-1-ada@xxxxxxxxxxx/

v1:
- Link: https://lore.kernel.org/linux-mtd/20240821120517.330868-1-ada@xxxxxxxxxxx/

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