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ASoC: dmaengine: Remove unused SND_DMAENGINE_PCM_FLAG_CUSTOM_CHANNEL_NAME flag

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There is now no users of this flag so remove it together with
related code.  The chan_name field of snd_dmaengine_dai_dma_data
data structure is not removed as it is still in use by the PXA
platform.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Acked-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Sylwester Nawrocki 2019-02-14 16:45:55 +01:00 committed by Mark Brown
parent 541ccdc113
commit 76d9c68b36
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
2 changed files with 4 additions and 21 deletions
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4
include/sound/dmaengine_pcm.h
View File

@ -99,10 +99,6 @@ void snd_dmaengine_pcm_set_config_from_dai_data(
* playback.
*/
#define SND_DMAENGINE_PCM_FLAG_HALF_DUPLEX BIT(3)
/*
* The PCM streams have custom channel names specified.
*/
#define SND_DMAENGINE_PCM_FLAG_CUSTOM_CHANNEL_NAME BIT(4)
/**
* struct snd_dmaengine_pcm_config - Configuration data for dmaengine based PCM

21
sound/soc/soc-generic-dmaengine-pcm.c
View File

@ -265,7 +265,6 @@ static int dmaengine_pcm_new(struct snd_soc_pcm_runtime *rtd)
struct dmaengine_pcm *pcm = soc_component_to_pcm(component);
const struct snd_dmaengine_pcm_config *config = pcm->config;
struct device *dev = component->dev;
struct snd_dmaengine_dai_dma_data *dma_data;
struct snd_pcm_substream *substream;
size_t prealloc_buffer_size;
size_t max_buffer_size;
@ -285,19 +284,9 @@ static int dmaengine_pcm_new(struct snd_soc_pcm_runtime *rtd)
if (!substream)
continue;
dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
if (!pcm->chan[i] &&
((pcm->flags & SND_DMAENGINE_PCM_FLAG_CUSTOM_CHANNEL_NAME) ||
(config && config->chan_names[i]))) {
const char *chan_name = dma_data->chan_name;
if (config && config->chan_names[i])
chan_name = config->chan_names[i];
if (!pcm->chan[i] && config && config->chan_names[i])
pcm->chan[i] = dma_request_slave_channel(dev,
chan_name);
}
config->chan_names[i]);
if (!pcm->chan[i] && (pcm->flags & SND_DMAENGINE_PCM_FLAG_COMPAT)) {
pcm->chan[i] = dmaengine_pcm_compat_request_channel(rtd,
@ -420,10 +409,8 @@ static int dmaengine_pcm_request_chan_of(struct dmaengine_pcm *pcm,
const char *name;
struct dma_chan *chan;
if ((pcm->flags & (SND_DMAENGINE_PCM_FLAG_NO_DT |
SND_DMAENGINE_PCM_FLAG_CUSTOM_CHANNEL_NAME)) ||
(!dev->of_node && !(config && config->dma_dev &&
config->dma_dev->of_node)))
if ((pcm->flags & SND_DMAENGINE_PCM_FLAG_NO_DT) || (!dev->of_node &&
!(config && config->dma_dev && config->dma_dev->of_node)))
return 0;
if (config && config->dma_dev) {