diff options
author | Len Brown <len.brown@intel.com> | 2006-01-07 03:50:18 -0500 |
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committer | Len Brown <len.brown@intel.com> | 2006-01-07 03:50:18 -0500 |
commit | ed03f430cdc8c802652467e9097606fedc2c7abc (patch) | |
tree | 30941ec1e6f93e99358fefe18175e5dd800a4379 /sound/core/oss/route.c | |
parent | ed349a8a0a780ed27e2a765f16cee54d9b63bfee (diff) | |
parent | 6f957eaf79356a32e838f5f262ee9a60544b1d5b (diff) | |
download | op-kernel-dev-ed03f430cdc8c802652467e9097606fedc2c7abc.zip op-kernel-dev-ed03f430cdc8c802652467e9097606fedc2c7abc.tar.gz |
Pull pnpacpi into acpica branch
Diffstat (limited to 'sound/core/oss/route.c')
-rw-r--r-- | sound/core/oss/route.c | 158 |
1 files changed, 80 insertions, 78 deletions
diff --git a/sound/core/oss/route.c b/sound/core/oss/route.c index c955b7d..726c5ca 100644 --- a/sound/core/oss/route.c +++ b/sound/core/oss/route.c @@ -35,61 +35,62 @@ #error "Add some code here" #endif -typedef struct ttable_dst ttable_dst_t; -typedef struct route_private_data route_t; +struct ttable_dst; -typedef void (*route_channel_f)(snd_pcm_plugin_t *plugin, - const snd_pcm_plugin_channel_t *src_channels, - snd_pcm_plugin_channel_t *dst_channel, - ttable_dst_t* ttable, snd_pcm_uframes_t frames); +typedef void (*route_channel_f)(struct snd_pcm_plugin *plugin, + const struct snd_pcm_plugin_channel *src_channels, + struct snd_pcm_plugin_channel *dst_channel, + struct ttable_dst *ttable, snd_pcm_uframes_t frames); -typedef struct { +struct ttable_src { int channel; int as_int; -} ttable_src_t; +}; struct ttable_dst { int att; /* Attenuated */ unsigned int nsrcs; - ttable_src_t* srcs; + struct ttable_src *srcs; route_channel_f func; }; -struct route_private_data { +struct route_priv { enum {R_UINT32=0, R_UINT64=1} sum_type; int get, put; int conv; int src_sample_size; - ttable_dst_t ttable[0]; + struct ttable_dst ttable[0]; }; -typedef union { +union sum { u_int32_t as_uint32; u_int64_t as_uint64; -} sum_t; +}; -static void route_to_channel_from_zero(snd_pcm_plugin_t *plugin, - const snd_pcm_plugin_channel_t *src_channels ATTRIBUTE_UNUSED, - snd_pcm_plugin_channel_t *dst_channel, - ttable_dst_t* ttable ATTRIBUTE_UNUSED, snd_pcm_uframes_t frames) +static void route_to_channel_from_zero(struct snd_pcm_plugin *plugin, + const struct snd_pcm_plugin_channel *src_channels, + struct snd_pcm_plugin_channel *dst_channel, + struct ttable_dst *ttable, + snd_pcm_uframes_t frames) { if (dst_channel->wanted) snd_pcm_area_silence(&dst_channel->area, 0, frames, plugin->dst_format.format); dst_channel->enabled = 0; } -static void route_to_channel_from_one(snd_pcm_plugin_t *plugin, - const snd_pcm_plugin_channel_t *src_channels, - snd_pcm_plugin_channel_t *dst_channel, - ttable_dst_t* ttable, snd_pcm_uframes_t frames) +static void route_to_channel_from_one(struct snd_pcm_plugin *plugin, + const struct snd_pcm_plugin_channel *src_channels, + struct snd_pcm_plugin_channel *dst_channel, + struct ttable_dst *ttable, + snd_pcm_uframes_t frames) { #define CONV_LABELS #include "plugin_ops.h" #undef CONV_LABELS - route_t *data = (route_t *)plugin->extra_data; + struct route_priv *data = (struct route_priv *)plugin->extra_data; void *conv; - const snd_pcm_plugin_channel_t *src_channel = NULL; + const struct snd_pcm_plugin_channel *src_channel = NULL; unsigned int srcidx; char *src, *dst; int src_step, dst_step; @@ -120,10 +121,10 @@ static void route_to_channel_from_one(snd_pcm_plugin_t *plugin, } } -static void route_to_channel(snd_pcm_plugin_t *plugin, - const snd_pcm_plugin_channel_t *src_channels, - snd_pcm_plugin_channel_t *dst_channel, - ttable_dst_t* ttable, snd_pcm_uframes_t frames) +static void route_to_channel(struct snd_pcm_plugin *plugin, + const struct snd_pcm_plugin_channel *src_channels, + struct snd_pcm_plugin_channel *dst_channel, + struct ttable_dst *ttable, snd_pcm_uframes_t frames) { #define GET_U_LABELS #define PUT_U32_LABELS @@ -153,18 +154,18 @@ static void route_to_channel(snd_pcm_plugin_t *plugin, &&norm_int64_16_att, &&norm_int64_24_att, }; - route_t *data = (route_t *)plugin->extra_data; + struct route_priv *data = (struct route_priv *)plugin->extra_data; void *zero, *get, *add, *norm, *put_u32; int nsrcs = ttable->nsrcs; char *dst; int dst_step; char *srcs[nsrcs]; int src_steps[nsrcs]; - ttable_src_t src_tt[nsrcs]; + struct ttable_src src_tt[nsrcs]; u_int32_t sample = 0; int srcidx, srcidx1 = 0; for (srcidx = 0; srcidx < nsrcs; ++srcidx) { - const snd_pcm_plugin_channel_t *src_channel = &src_channels[ttable->srcs[srcidx].channel]; + const struct snd_pcm_plugin_channel *src_channel = &src_channels[ttable->srcs[srcidx].channel]; if (!src_channel->enabled) continue; srcs[srcidx1] = src_channel->area.addr + src_channel->area.first / 8; @@ -191,8 +192,8 @@ static void route_to_channel(snd_pcm_plugin_t *plugin, dst_step = dst_channel->area.step / 8; while (frames-- > 0) { - ttable_src_t *ttp = src_tt; - sum_t sum; + struct ttable_src *ttp = src_tt; + union sum sum; /* Zero sum */ goto *zero; @@ -297,47 +298,47 @@ static void route_to_channel(snd_pcm_plugin_t *plugin, } } -static int route_src_channels_mask(snd_pcm_plugin_t *plugin, - bitset_t *dst_vmask, - bitset_t **src_vmask) +static int route_src_channels_mask(struct snd_pcm_plugin *plugin, + unsigned long *dst_vmask, + unsigned long **src_vmask) { - route_t *data = (route_t *)plugin->extra_data; + struct route_priv *data = (struct route_priv *)plugin->extra_data; int schannels = plugin->src_format.channels; int dchannels = plugin->dst_format.channels; - bitset_t *vmask = plugin->src_vmask; + unsigned long *vmask = plugin->src_vmask; int channel; - ttable_dst_t *dp = data->ttable; - bitset_zero(vmask, schannels); + struct ttable_dst *dp = data->ttable; + bitmap_zero(vmask, schannels); for (channel = 0; channel < dchannels; channel++, dp++) { unsigned int src; - ttable_src_t *sp; - if (!bitset_get(dst_vmask, channel)) + struct ttable_src *sp; + if (!test_bit(channel, dst_vmask)) continue; sp = dp->srcs; for (src = 0; src < dp->nsrcs; src++, sp++) - bitset_set(vmask, sp->channel); + set_bit(sp->channel, vmask); } *src_vmask = vmask; return 0; } -static int route_dst_channels_mask(snd_pcm_plugin_t *plugin, - bitset_t *src_vmask, - bitset_t **dst_vmask) +static int route_dst_channels_mask(struct snd_pcm_plugin *plugin, + unsigned long *src_vmask, + unsigned long **dst_vmask) { - route_t *data = (route_t *)plugin->extra_data; + struct route_priv *data = (struct route_priv *)plugin->extra_data; int dchannels = plugin->dst_format.channels; - bitset_t *vmask = plugin->dst_vmask; + unsigned long *vmask = plugin->dst_vmask; int channel; - ttable_dst_t *dp = data->ttable; - bitset_zero(vmask, dchannels); + struct ttable_dst *dp = data->ttable; + bitmap_zero(vmask, dchannels); for (channel = 0; channel < dchannels; channel++, dp++) { unsigned int src; - ttable_src_t *sp; + struct ttable_src *sp; sp = dp->srcs; for (src = 0; src < dp->nsrcs; src++, sp++) { - if (bitset_get(src_vmask, sp->channel)) { - bitset_set(vmask, channel); + if (test_bit(sp->channel, src_vmask)) { + set_bit(channel, vmask); break; } } @@ -346,33 +347,33 @@ static int route_dst_channels_mask(snd_pcm_plugin_t *plugin, return 0; } -static void route_free(snd_pcm_plugin_t *plugin) +static void route_free(struct snd_pcm_plugin *plugin) { - route_t *data = (route_t *)plugin->extra_data; + struct route_priv *data = (struct route_priv *)plugin->extra_data; unsigned int dst_channel; for (dst_channel = 0; dst_channel < plugin->dst_format.channels; ++dst_channel) { kfree(data->ttable[dst_channel].srcs); } } -static int route_load_ttable(snd_pcm_plugin_t *plugin, - const route_ttable_entry_t* src_ttable) +static int route_load_ttable(struct snd_pcm_plugin *plugin, + const int *src_ttable) { - route_t *data; + struct route_priv *data; unsigned int src_channel, dst_channel; - const route_ttable_entry_t *sptr; - ttable_dst_t *dptr; + const int *sptr; + struct ttable_dst *dptr; if (src_ttable == NULL) return 0; - data = (route_t *)plugin->extra_data; + data = (struct route_priv *)plugin->extra_data; dptr = data->ttable; sptr = src_ttable; plugin->private_free = route_free; for (dst_channel = 0; dst_channel < plugin->dst_format.channels; ++dst_channel) { - route_ttable_entry_t t = 0; + int t = 0; int att = 0; int nsrcs = 0; - ttable_src_t srcs[plugin->src_format.channels]; + struct ttable_src srcs[plugin->src_format.channels]; for (src_channel = 0; src_channel < plugin->src_format.channels; ++src_channel) { snd_assert(*sptr >= 0 || *sptr <= FULL, return -ENXIO); if (*sptr != 0) { @@ -405,21 +406,21 @@ static int route_load_ttable(snd_pcm_plugin_t *plugin, return 0; } -static snd_pcm_sframes_t route_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 route_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) { - route_t *data; + struct route_priv *data; int src_nchannels, dst_nchannels; int dst_channel; - ttable_dst_t *ttp; - snd_pcm_plugin_channel_t *dvp; + struct ttable_dst *ttp; + struct snd_pcm_plugin_channel *dvp; snd_assert(plugin != NULL && src_channels != NULL && dst_channels != NULL, return -ENXIO); if (frames == 0) return 0; - data = (route_t *)plugin->extra_data; + data = (struct route_priv *)plugin->extra_data; src_nchannels = plugin->src_format.channels; dst_nchannels = plugin->dst_format.channels; @@ -469,14 +470,14 @@ int getput_index(int format) return width * 4 + endian * 2 + sign; } -int snd_pcm_plugin_build_route(snd_pcm_plug_t *plug, - snd_pcm_plugin_format_t *src_format, - snd_pcm_plugin_format_t *dst_format, - route_ttable_entry_t *ttable, - snd_pcm_plugin_t **r_plugin) +int snd_pcm_plugin_build_route(struct snd_pcm_substream *plug, + struct snd_pcm_plugin_format *src_format, + struct snd_pcm_plugin_format *dst_format, + int *ttable, + struct snd_pcm_plugin **r_plugin) { - route_t *data; - snd_pcm_plugin_t *plugin; + struct route_priv *data; + struct snd_pcm_plugin *plugin; int err; snd_assert(r_plugin != NULL, return -ENXIO); @@ -488,12 +489,13 @@ int snd_pcm_plugin_build_route(snd_pcm_plug_t *plug, err = snd_pcm_plugin_build(plug, "attenuated route conversion", src_format, dst_format, - sizeof(route_t) + sizeof(data->ttable[0]) * dst_format->channels, + sizeof(struct route_priv) + + sizeof(data->ttable[0]) * dst_format->channels, &plugin); if (err < 0) return err; - data = (route_t *) plugin->extra_data; + data = (struct route_priv *)plugin->extra_data; data->get = getput_index(src_format->format); snd_assert(data->get >= 0 && data->get < 4*2*2, return -EINVAL); |