dmaengine: bcm2835: Document struct bcm2835_dmadev

Document the BCM2835 DMA driver's device data structure so that upcoming
commits may add further members with proper kerneldoc.

Tested-by: Nuno Sá <nuno.sa@analog.com>
Tested-by: Noralf Trønnes <noralf@tronnes.org>
Signed-off-by: Lukas Wunner <lukas@wunner.de>
Acked-by: Vinod Koul <vkoul@kernel.org>
Acked-by: Stefan Wahren <wahrenst@gmx.net>
Acked-by: Martin Sperl <kernel@martin.sperl.org>
Cc: Florian Kauer <florian.kauer@koalo.de>
Link: https://lore.kernel.org/r/78648f80f67d97bb7beecc1b9be6b6e4a45bc1d8.1568187525.git.lukas@wunner.de
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Lukas Wunner 2019-09-11 12:15:30 +02:00 committed by Mark Brown
parent 229e6af102
commit c3ef820783
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View file

@ -37,6 +37,12 @@
#define BCM2835_DMA_MAX_DMA_CHAN_SUPPORTED 14
#define BCM2835_DMA_CHAN_NAME_SIZE 8
/**
* struct bcm2835_dmadev - BCM2835 DMA controller
* @ddev: DMA device
* @base: base address of register map
* @dma_parms: DMA parameters (to convey 1 GByte max segment size to clients)
*/
struct bcm2835_dmadev {
struct dma_device ddev;
void __iomem *base;