X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=sound%2Fcore%2Foss%2Flinear.c;h=5b1bcdc64779d7c446b89bd70602af52e63300f7;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=12ed27a57b275a2c6f491888d3ce6e91211f7ab8;hpb=5273a3df6485dc2ad6aa7ddd441b9a21970f003b;p=linux-2.6.git diff --git a/sound/core/oss/linear.c b/sound/core/oss/linear.c index 12ed27a57..5b1bcdc64 100644 --- a/sound/core/oss/linear.c +++ b/sound/core/oss/linear.c @@ -21,6 +21,9 @@ */ #include + +#ifdef CONFIG_SND_PCM_OSS_PLUGINS + #include #include #include @@ -30,19 +33,19 @@ * Basic linear conversion plugin */ -typedef struct linear_private_data { +struct linear_priv { int conv; -} linear_t; +}; -static void convert(snd_pcm_plugin_t *plugin, - const snd_pcm_plugin_channel_t *src_channels, - snd_pcm_plugin_channel_t *dst_channels, +static void convert(struct snd_pcm_plugin *plugin, + const struct snd_pcm_plugin_channel *src_channels, + struct snd_pcm_plugin_channel *dst_channels, snd_pcm_uframes_t frames) { #define CONV_LABELS #include "plugin_ops.h" #undef CONV_LABELS - linear_t *data = (linear_t *)plugin->extra_data; + struct linear_priv *data = (struct linear_priv *)plugin->extra_data; void *conv = conv_labels[data->conv]; int channel; int nchannels = plugin->src_format.channels; @@ -75,15 +78,15 @@ static void convert(snd_pcm_plugin_t *plugin, } } -static snd_pcm_sframes_t linear_transfer(snd_pcm_plugin_t *plugin, - const snd_pcm_plugin_channel_t *src_channels, - snd_pcm_plugin_channel_t *dst_channels, +static snd_pcm_sframes_t linear_transfer(struct snd_pcm_plugin *plugin, + const struct snd_pcm_plugin_channel *src_channels, + struct snd_pcm_plugin_channel *dst_channels, snd_pcm_uframes_t frames) { - linear_t *data; + struct linear_priv *data; snd_assert(plugin != NULL && src_channels != NULL && dst_channels != NULL, return -ENXIO); - data = (linear_t *)plugin->extra_data; + data = (struct linear_priv *)plugin->extra_data; if (frames == 0) return 0; #ifdef CONFIG_SND_DEBUG @@ -103,7 +106,7 @@ static snd_pcm_sframes_t linear_transfer(snd_pcm_plugin_t *plugin, return frames; } -int conv_index(int src_format, int dst_format) +static int conv_index(int src_format, int dst_format) { int src_endian, dst_endian, sign, src_width, dst_width; @@ -128,14 +131,14 @@ int conv_index(int src_format, int dst_format) return src_width * 32 + src_endian * 16 + sign * 8 + dst_width * 2 + dst_endian; } -int snd_pcm_plugin_build_linear(snd_pcm_plug_t *plug, - snd_pcm_plugin_format_t *src_format, - snd_pcm_plugin_format_t *dst_format, - snd_pcm_plugin_t **r_plugin) +int snd_pcm_plugin_build_linear(struct snd_pcm_substream *plug, + struct snd_pcm_plugin_format *src_format, + struct snd_pcm_plugin_format *dst_format, + struct snd_pcm_plugin **r_plugin) { int err; - struct linear_private_data *data; - snd_pcm_plugin_t *plugin; + struct linear_priv *data; + struct snd_pcm_plugin *plugin; snd_assert(r_plugin != NULL, return -ENXIO); *r_plugin = NULL; @@ -147,12 +150,14 @@ int snd_pcm_plugin_build_linear(snd_pcm_plug_t *plug, err = snd_pcm_plugin_build(plug, "linear format conversion", src_format, dst_format, - sizeof(linear_t), &plugin); + sizeof(struct linear_priv), &plugin); if (err < 0) return err; - data = (linear_t *)plugin->extra_data; + data = (struct linear_priv *)plugin->extra_data; data->conv = conv_index(src_format->format, dst_format->format); plugin->transfer = linear_transfer; *r_plugin = plugin; return 0; } + +#endif