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| author | Sean Paul <seanpaul@chromium.org> | 2019-04-10 15:50:49 -0400 |
|---|---|---|
| committer | Sean Paul <seanpaul@chromium.org> | 2019-04-10 15:50:49 -0400 |
| commit | 3bfaf1f7044c6a3b1e00fcad2d0529f0da449d67 (patch) | |
| tree | 490bc7e8aa29c2ee41eb4813683f1aa23971abd3 /include/sound/soc.h | |
| parent | 669105a74a287b14cdec04c64eb51db1bb890f64 (diff) | |
| parent | 14d2bd53a47a7e1cb3e03d00a6b952734cf90f3f (diff) | |
| download | talos-op-linux-3bfaf1f7044c6a3b1e00fcad2d0529f0da449d67.tar.gz talos-op-linux-3bfaf1f7044c6a3b1e00fcad2d0529f0da449d67.zip | |
Merge drm/drm-next into drm-misc-next
Finally have a reason for a backmerge other than "it's been a while"!
Backmerging drm-next to -misc-next to facilitate Rob Herring's work on
Panfrost.
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Diffstat (limited to 'include/sound/soc.h')
| -rw-r--r-- | include/sound/soc.h | 73 |
1 files changed, 72 insertions, 1 deletions
diff --git a/include/sound/soc.h b/include/sound/soc.h index e665f111b0d2..eb7db605955b 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -802,6 +802,9 @@ struct snd_soc_component_driver { int probe_order; int remove_order; + /* signal if the module handling the component cannot be removed */ + unsigned int ignore_module_refcount:1; + /* bits */ unsigned int idle_bias_on:1; unsigned int suspend_bias_off:1; @@ -891,6 +894,18 @@ struct snd_soc_dai_link { /* config - must be set by machine driver */ const char *name; /* Codec name */ const char *stream_name; /* Stream name */ + + /* + * cpu_name + * cpu_of_node + * cpu_dai_name + * + * These are legacy style, and will be replaced to + * modern style (= snd_soc_dai_link_component) in the future, + * but, not yet supported so far. + * If modern style was supported for CPU, all driver will switch + * to use it, and, legacy style code will be removed from ALSA SoC. + */ /* * You MAY specify the link's CPU-side device, either by device name, * or by DT/OF node, but not both. If this information is omitted, @@ -906,6 +921,19 @@ struct snd_soc_dai_link { * only, which only works well when that device exposes a single DAI. */ const char *cpu_dai_name; + + /* + * codec_name + * codec_of_node + * codec_dai_name + * + * These are legacy style, it will be converted to modern style + * (= snd_soc_dai_link_component) automatically in soc-core + * if driver is using legacy style. + * Driver shouldn't use both legacy and modern style in the same time. + * If modern style was supported for CPU, all driver will switch + * to use it, and, legacy style code will be removed from ALSA SoC. + */ /* * You MUST specify the link's codec, either by device name, or by * DT/OF node, but not both. @@ -919,13 +947,25 @@ struct snd_soc_dai_link { unsigned int num_codecs; /* + * platform_name + * platform_of_node + * + * These are legacy style, it will be converted to modern style + * (= snd_soc_dai_link_component) automatically in soc-core + * if driver is using legacy style. + * Driver shouldn't use both legacy and modern style in the same time. + * If modern style was supported for CPU, all driver will switch + * to use it, and, legacy style code will be removed from ALSA SoC. + */ + /* * You MAY specify the link's platform/PCM/DMA driver, either by * device name, or by DT/OF node, but not both. Some forms of link * do not need a platform. */ const char *platform_name; struct device_node *platform_of_node; - struct snd_soc_dai_link_component *platform; + struct snd_soc_dai_link_component *platforms; + unsigned int num_platforms; int id; /* optional ID for machine driver link identification */ @@ -1543,6 +1583,37 @@ struct snd_soc_dai *snd_soc_card_get_codec_dai(struct snd_soc_card *card, return NULL; } +static inline +int snd_soc_fixup_dai_links_platform_name(struct snd_soc_card *card, + const char *platform_name) +{ + struct snd_soc_dai_link *dai_link; + const char *name; + int i; + + if (!platform_name) /* nothing to do */ + return 0; + + /* set platform name for each dailink */ + for_each_card_prelinks(card, i, dai_link) { + name = devm_kstrdup(card->dev, platform_name, GFP_KERNEL); + if (!name) + return -ENOMEM; + + if (dai_link->platforms) + /* only single platform is supported for now */ + dai_link->platforms->name = name; + else + /* + * legacy mode, this case will be removed when all + * derivers are switched to modern style dai_link. + */ + dai_link->platform_name = name; + } + + return 0; +} + #ifdef CONFIG_DEBUG_FS extern struct dentry *snd_soc_debugfs_root; #endif |

