rdma_ch_bit_map can be reused for wrdma channel allocations as wrdma
channel numbering start after rdma channel numbers.
With capture support referring rdma_ch_bit_map for wrdma channel allocation
is confusing, so renaming rdma_ch_bit_map to dma_ch_bit_map makes sense.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Acked-by: Kenneth Westfield <kwestfie@codeaurora.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
int direction)
{
struct lpass_variant *v = drvdata->variant;
- int chan = find_first_zero_bit(&drvdata->rdma_ch_bit_map,
+ int chan = find_first_zero_bit(&drvdata->dma_ch_bit_map,
v->rdma_channels);
if (chan >= v->rdma_channels)
return -EBUSY;
- set_bit(chan, &drvdata->rdma_ch_bit_map);
+ set_bit(chan, &drvdata->dma_ch_bit_map);
return chan;
}
static int apq8016_lpass_free_dma_channel(struct lpass_data *drvdata, int chan)
{
- clear_bit(chan, &drvdata->rdma_ch_bit_map);
+ clear_bit(chan, &drvdata->dma_ch_bit_map);
return 0;
}
struct lpass_variant *variant;
/* bit map to keep track of static channel allocations */
- unsigned long rdma_ch_bit_map;
+ unsigned long dma_ch_bit_map;
/* used it for handling interrupt per dma channel */
struct snd_pcm_substream *substream[LPASS_MAX_DMA_CHANNELS];