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

Alexander Dahl ada at thorsis.com
Tue Aug 27 23:37:06 PDT 2024


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

Signed-off-by: Alexander Dahl <ada at thorsis.com>
Acked-by: Nicolas Ferre <nicolas.ferre at microchip.com>
---

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

 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




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