Commit 84519a4b authored Dec 09, 2018 by NeilBrown Committed by Greg Kroah-Hartman Dec 12, 2018

staging: mt7621-mmc: set correct dma mask.



Since commit f8c55dc6 ("MIPS: use generic dma noncoherent ops for
simple noncoherent platforms") changed MIPS dma handling, the mmc
driver fails because it doesn't have a dma mask is set.

So set the correct dma mask.

Signed-off-by: NeilBrown <neil@brown.name>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 370e0a71

drivers/staging/mt7621-mmc/sd.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1693,7 +1693,7 @@ static int msdc_drv_probe(struct platform_device *pdev)
		host->mrq = NULL;
		//init_MUTEX(&host->sem); /* we don't need to support multiple threads access */

		mmc_dev(mmc)->dma_mask = NULL;
		dma_coerce_mask_and_coherent(mmc_dev(mmc), DMA_BIT_MASK(32));

		/* using dma_alloc_coherent/ / todo: using 1, for all 4 slots */
		host->dma.gpd = dma_alloc_coherent(&pdev->dev,

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