[PATCH v3] mtd: rawnand: atmel: Add message on DMA usage
From: Alexander Dahl <hidden>
Date: 2024-08-28 06:37:23
Also in:
lkml
Subsystem:
memory technology devices (mtd), microchip nand driver, nand flash subsystem, the rest · Maintainers:
Miquel Raynal, Richard Weinberger, Vignesh Raghavendra, Linus Torvalds
Like for other atmel drivers (serial, crypto, mmc, …), too.
Signed-off-by: Alexander Dahl <redacted>
Acked-by: Nicolas Ferre <nicolas.ferre@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/ (local)
v1:
- Link: https://lore.kernel.org/linux-mtd/20240821120517.330868-1-ada@thorsis.com/ (local)
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