From: Alexander Dahl <ada@thorsis.com>
To: linux-mtd@lists.infradead.org
Cc: Alexandre Belloni <alexandre.belloni@bootlin.com>,
open list <linux-kernel@vger.kernel.org>,
Vignesh Raghavendra <vigneshr@ti.com>,
Kees Cook <kees@kernel.org>, Richard Weinberger <richard@nod.at>,
Claudiu Beznea <claudiu.beznea@tuxon.dev>,
Tudor Ambarus <tudor.ambarus@linaro.org>,
Miquel Raynal <miquel.raynal@bootlin.com>,
"moderated list:ARM/Microchip AT91 SoC support"
<linux-arm-kernel@lists.infradead.org>
Subject: [PATCH v2] mtd: nand: raw: atmel: Add message on DMA usage
Date: Wed, 21 Aug 2024 16:20:05 +0200 [thread overview]
Message-ID: <20240821142006.645306-1-ada@thorsis.com> (raw)
Like for other atmel drivers (serial, crypto, mmc, …), too.
Signed-off-by: Alexander Dahl <ada@thorsis.com>
---
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
next reply other threads:[~2024-08-21 14:21 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-21 14:20 Alexander Dahl [this message]
2024-08-22 15:54 ` [PATCH v2] mtd: nand: raw: atmel: Add message on DMA usage Nicolas Ferre
2024-08-23 17:28 ` Miquel Raynal
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