spi: core: add dma_map_dev for __spi_unmap_msg()

commit 409543cec01a84610029d6440c480c3fdd7214fb upstream.

Commit b470e10eb43f ("spi: core: add dma_map_dev for dma device") added
dma_map_dev for _spi_map_msg() but missed to add for unmap routine,
__spi_unmap_msg(), so add it now.

Fixes: b470e10eb43f ("spi: core: add dma_map_dev for dma device")
Cc: stable@vger.kernel.org # v5.14+
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Link: https://lore.kernel.org/r/20220406132238.1029249-1-vkoul@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 4e459516b74c05b233a819b92e754d166bad6596..501339121050bc887d0570a79f43dae38a4559dc 100644 (file)
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -1151,11 +1151,15 @@ static int __spi_unmap_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;