redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

mfd: sdhi: require the tmio-mmc driver to bounce unaligned buffers 

The SDHI controller on SH-Mobile SoCs requires even buffer addresses,
when used with DMA.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
hifive-unleashed-5.1
Guennadi Liakhovetski 2010-11-23 17:24:19 +01:00 committed by Chris Ball
parent eba46030e1
commit 39a65a0dbb
1 changed files with 1 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/mfd/sh_mobile_sdhi.c
View File

@ -136,6 +136,7 @@ static int __devinit sh_mobile_sdhi_probe(struct platform_device *pdev)
priv->param_rx.slave_id = p->dma_slave_rx;
priv->dma_priv.chan_priv_tx = &priv->param_tx;
priv->dma_priv.chan_priv_rx = &priv->param_rx;
priv->dma_priv.alignment_shift = 1; /* 2-byte alignment */
mmc_data->dma = &priv->dma_priv;
}