From b470e10eb43f19e08245cd87dd3192a8141cfbb5 Mon Sep 17 00:00:00 2001 From: Vinod Koul Date: Fri, 25 Jun 2021 10:52:11 +0530 Subject: spi: core: add dma_map_dev for dma device Some controllers like qcom geni need the parent device to be used for dma mapping, so add a dma_map_dev field and let drivers fill this to be used as mapping device Signed-off-by: Vinod Koul Link: https://lore.kernel.org/r/20210625052213.32260-4-vkoul@kernel.org Signed-off-by: Mark Brown --- drivers/spi/spi.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers') diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index c296f08b36c1..35928d0843d9 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -993,11 +993,15 @@ static int __spi_map_msg(struct spi_controller *ctlr, struct spi_message *msg) if (ctlr->dma_tx) tx_dev = ctlr->dma_tx->device->dev; + else if (ctlr->dma_map_dev) + tx_dev = ctlr->dma_map_dev; else tx_dev = ctlr->dev.parent; if (ctlr->dma_rx) rx_dev = ctlr->dma_rx->device->dev; + else if (ctlr->dma_map_dev) + rx_dev = ctlr->dma_map_dev; else rx_dev = ctlr->dev.parent; -- cgit v1.2.3