On Tue, Sep 24, 2013 at 04:47:55PM -0700, James Ralston wrote: > This patch adds code to Initialize the DMA buffer to compensate for possible hardware data corruption. Take care of the line width here. > Signed-off-by: James Ralston <james.d.ralston@xxxxxxxxx> > --- > drivers/i2c/busses/i2c-ismt.c | 3 +++ > 1 files changed, 3 insertions(+), 0 deletions(-) > > diff --git a/drivers/i2c/busses/i2c-ismt.c b/drivers/i2c/busses/i2c-ismt.c > index 8ed79a0..d3f30ea 100644 > --- a/drivers/i2c/busses/i2c-ismt.c > +++ b/drivers/i2c/busses/i2c-ismt.c > @@ -393,6 +393,9 @@ static int ismt_access(struct i2c_adapter *adap, u16 addr, > > desc = &priv->hw[priv->head]; > > + /* Initialize the DMA buffer */ > + memset(priv->dma_buffer, 0, (I2C_SMBUS_BLOCK_MAX+1)); sizeof()? > + > /* Initialize the descriptor */ > memset(desc, 0, sizeof(struct ismt_desc)); > desc->tgtaddr_rw = ISMT_DESC_ADDR_RW(addr, read_write); > -- > 1.7.7.6 >
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