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Commit 7a9f957b authored by Geert Uytterhoeven's avatar Geert Uytterhoeven Committed by Mark Brown
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spi: sh-msiof: Fix transmit-only DMA transfers 



Fix tx/rx mixup, which broke transmit-only transfers.

Introduced by commit 4240305f7cbdc7782aa8bc40cc702775d9ac0839
("spi: sh-msiof: Fix leaking of unused DMA descriptors").

Reported-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Acked-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: default avatarMark Brown <broonie@linaro.org>
parent a5e7c719

drivers/spi/spi-sh-msiof.c

+2 −2
Original line number Diff line number Diff line
@@ -689,9 +689,9 @@ static int sh_msiof_dma_once(struct sh_msiof_spi_priv *p, const void *tx, 
	reinit_completion(&p->done);



	/* Now start DMA */

	if (tx)

		dma_async_issue_pending(p->master->dma_rx);

	if (rx)

		dma_async_issue_pending(p->master->dma_rx);

	if (tx)

		dma_async_issue_pending(p->master->dma_tx);



	ret = sh_msiof_spi_start(p, rx);