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| author | Guennadi Liakhovetski <g.liakhovetski@gmx.de> | 2011-05-24 12:24:07 +0200 |
|---|---|---|
| committer | Chris Ball <cjb@laptop.org> | 2011-06-25 18:52:20 -0400 |
| commit | 3e713373ce07b9f59c3901e7d39bc1edccda28da (patch) | |
| tree | f067a8e07336c35ad375951e03b57808478f22dc | |
| parent | 7d8b4c2a4b73da8e3632603691838ca5b2a8c26d (diff) | |
| download | linux-3.10-3e713373ce07b9f59c3901e7d39bc1edccda28da.tar.gz linux-3.10-3e713373ce07b9f59c3901e7d39bc1edccda28da.tar.bz2 linux-3.10-3e713373ce07b9f59c3901e7d39bc1edccda28da.zip | |
mmc: sdhi: DMA slave ID 0 is invalid
Don't try to allocate DMA resources if the platform didn't specify
positive DMA slave IDs.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Chris Ball <cjb@laptop.org>
| -rw-r--r-- | drivers/mmc/host/sh_mobile_sdhi.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mmc/host/sh_mobile_sdhi.c b/drivers/mmc/host/sh_mobile_sdhi.c index 2353bb797d6..ce500f03df8 100644 --- a/drivers/mmc/host/sh_mobile_sdhi.c +++ b/drivers/mmc/host/sh_mobile_sdhi.c @@ -92,7 +92,7 @@ static int __devinit sh_mobile_sdhi_probe(struct platform_device *pdev) mmc_data->ocr_mask = p->tmio_ocr_mask; mmc_data->capabilities |= p->tmio_caps; - if (p->dma_slave_tx >= 0 && p->dma_slave_rx >= 0) { + if (p->dma_slave_tx > 0 && p->dma_slave_rx > 0) { priv->param_tx.slave_id = p->dma_slave_tx; priv->param_rx.slave_id = p->dma_slave_rx; priv->dma_priv.chan_priv_tx = &priv->param_tx; |