Add slot and channel count programming to hdmi_chmap object and move the chmap_ops to core. Use register_chmap_ops API to register for default ops. Override specific chmap ops in the driver.
Signed-off-by: Subhransu S. Prusty subhransu.s.prusty@intel.com Signed-off-by: Vinod Koul vinod.koul@intel.com --- include/sound/hda_chmap.h | 10 ++++++ sound/hda/Makefile | 2 +- sound/hda/hdmi_chmap.c | 49 ++++++++++++++++++++++++++ sound/pci/hda/patch_hdmi.c | 87 +++++++++++++++------------------------------- 4 files changed, 88 insertions(+), 60 deletions(-) create mode 100644 sound/hda/hdmi_chmap.c
diff --git a/include/sound/hda_chmap.h b/include/sound/hda_chmap.h index d3f80e7..7afffb9 100644 --- a/include/sound/hda_chmap.h +++ b/include/sound/hda_chmap.h @@ -36,6 +36,14 @@ struct hdac_chmap_ops { void (*set_chmap)(struct hdac_device *hdac, int pcm_idx, unsigned char *chmap, int prepared); bool (*is_pcm_attached)(struct hdac_device *hdac, int pcm_idx); + + /* get and set channel assigned to each HDMI ASP (audio sample packet) slot */ + int (*pin_get_slot_channel)(struct hdac_device *codec, + hda_nid_t pin_nid, int asp_slot); + int (*pin_set_slot_channel)(struct hdac_device *codec, + hda_nid_t pin_nid, int asp_slot, int channel); + void (*set_channel_count)(struct hdac_device *codec, + hda_nid_t cvt_nid, int chs); };
struct hdac_chmap { @@ -44,4 +52,6 @@ struct hdac_chmap { struct hdac_device *hdac; };
+void snd_hdac_register_chmap_ops(struct hdac_device *hdac, + struct hdac_chmap *chmap); #endif /* __SOUND_HDA_CHMAP_H */ diff --git a/sound/hda/Makefile b/sound/hda/Makefile index 7e999c9..3b9bede 100644 --- a/sound/hda/Makefile +++ b/sound/hda/Makefile @@ -1,5 +1,5 @@ snd-hda-core-objs := hda_bus_type.o hdac_bus.o hdac_device.o hdac_sysfs.o \ - hdac_regmap.o hdac_controller.o hdac_stream.o array.o + hdac_regmap.o hdac_controller.o hdac_stream.o array.o hdmi_chmap.o
snd-hda-core-objs += trace.o CFLAGS_trace.o := -I$(src) diff --git a/sound/hda/hdmi_chmap.c b/sound/hda/hdmi_chmap.c new file mode 100644 index 0000000..6b98790 --- /dev/null +++ b/sound/hda/hdmi_chmap.c @@ -0,0 +1,49 @@ +/* + * HDMI Channel map support helpers + */ + +#include <sound/hda_chmap.h> + +static int hdmi_pin_set_slot_channel(struct hdac_device *codec, + hda_nid_t pin_nid, int asp_slot, int channel) +{ + return snd_hdac_codec_write(codec, pin_nid, 0, + AC_VERB_SET_HDMI_CHAN_SLOT, + (channel << 4) | asp_slot); +} + +static int hdmi_pin_get_slot_channel(struct hdac_device *codec, + hda_nid_t pin_nid, int asp_slot) +{ + return (snd_hdac_codec_read(codec, pin_nid, 0, + AC_VERB_GET_HDMI_CHAN_SLOT, + asp_slot) & 0xf0) >> 4; +} + +static int hdmi_get_channel_count(struct hdac_device *codec, hda_nid_t cvt_nid) +{ + return 1 + snd_hdac_codec_read(codec, cvt_nid, 0, + AC_VERB_GET_CVT_CHAN_COUNT, 0); +} + +static void hdmi_set_channel_count(struct hdac_device *codec, + hda_nid_t cvt_nid, int chs) +{ + if (chs != hdmi_get_channel_count(codec, cvt_nid)) + snd_hdac_codec_write(codec, cvt_nid, 0, + AC_VERB_SET_CVT_CHAN_COUNT, chs - 1); +} + +static const struct hdac_chmap_ops chmap_ops = { + .pin_get_slot_channel = hdmi_pin_get_slot_channel, + .pin_set_slot_channel = hdmi_pin_set_slot_channel, + .set_channel_count = hdmi_set_channel_count, +}; + +void snd_hdac_register_chmap_ops(struct hdac_device *hdac, + struct hdac_chmap *chmap) +{ + chmap->ops = chmap_ops; + chmap->hdac = hdac; +} +EXPORT_SYMBOL_GPL(snd_hdac_register_chmap_ops); diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index d73f54e..5dfc839 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -105,12 +105,6 @@ struct hdmi_ops { int (*pin_get_eld)(struct hda_codec *codec, hda_nid_t pin_nid, unsigned char *buf, int *eld_size);
- /* get and set channel assigned to each HDMI ASP (audio sample packet) slot */ - int (*pin_get_slot_channel)(struct hda_codec *codec, hda_nid_t pin_nid, - int asp_slot); - int (*pin_set_slot_channel)(struct hda_codec *codec, hda_nid_t pin_nid, - int asp_slot, int channel); - void (*pin_setup_infoframe)(struct hda_codec *codec, hda_nid_t pin_nid, int ca, int active_channels, int conn_type);
@@ -596,20 +590,6 @@ static void hdmi_init_pin(struct hda_codec *codec, hda_nid_t pin_nid) AC_VERB_SET_PIN_WIDGET_CONTROL, pin_out); }
-static int hdmi_get_channel_count(struct hda_codec *codec, hda_nid_t cvt_nid) -{ - return 1 + snd_hda_codec_read(codec, cvt_nid, 0, - AC_VERB_GET_CVT_CHAN_COUNT, 0); -} - -static void hdmi_set_channel_count(struct hda_codec *codec, - hda_nid_t cvt_nid, int chs) -{ - if (chs != hdmi_get_channel_count(codec, cvt_nid)) - snd_hda_codec_write(codec, cvt_nid, 0, - AC_VERB_SET_CVT_CHAN_COUNT, chs - 1); -} - /* * ELD proc files */ @@ -778,7 +758,8 @@ static void hdmi_debug_channel_mapping(struct hda_codec *codec, int channel;
for (i = 0; i < 8; i++) { - channel = spec->ops.pin_get_slot_channel(codec, pin_nid, i); + channel = spec->chmap.ops.pin_get_slot_channel( + &codec->core, pin_nid, i); codec_dbg(codec, "HDMI: ASP channel %d => slot %d\n", channel, i); } @@ -826,7 +807,8 @@ static void hdmi_std_setup_channel_mapping(struct hda_codec *codec, int slotsetup = non_pcm ? non_pcm_mapping[i] : hdmi_channel_mapping[ca][i]; int hdmi_slot = slotsetup & 0x0f; int channel = (slotsetup & 0xf0) >> 4; - err = spec->ops.pin_set_slot_channel(codec, pin_nid, hdmi_slot, channel); + err = spec->chmap.ops.pin_set_slot_channel( + &codec->core, pin_nid, hdmi_slot, channel); if (err) { codec_dbg(codec, "HDMI: channel mapping failed\n"); break; @@ -953,8 +935,8 @@ static int hdmi_manual_setup_channel_mapping(struct hda_codec *codec, for (hdmi_slot = 0; hdmi_slot < 8; hdmi_slot++) { int err;
- err = spec->ops.pin_set_slot_channel(codec, pin_nid, hdmi_slot, - assignments[hdmi_slot]); + err = spec->chmap.ops.pin_set_slot_channel(&codec->core, + pin_nid, hdmi_slot, assignments[hdmi_slot]); if (err) return -EINVAL; } @@ -990,22 +972,6 @@ static void hdmi_setup_channel_mapping(struct hda_codec *codec, hdmi_debug_channel_mapping(codec, pin_nid); }
-static int hdmi_pin_set_slot_channel(struct hda_codec *codec, hda_nid_t pin_nid, - int asp_slot, int channel) -{ - return snd_hda_codec_write(codec, pin_nid, 0, - AC_VERB_SET_HDMI_CHAN_SLOT, - (channel << 4) | asp_slot); -} - -static int hdmi_pin_get_slot_channel(struct hda_codec *codec, hda_nid_t pin_nid, - int asp_slot) -{ - return (snd_hda_codec_read(codec, pin_nid, 0, - AC_VERB_GET_HDMI_CHAN_SLOT, - asp_slot) & 0xf0) >> 4; -} - /* * Audio InfoFrame routines */ @@ -1181,6 +1147,7 @@ static void hdmi_setup_audio_infoframe(struct hda_codec *codec, bool non_pcm) { struct hdmi_spec *spec = codec->spec; + struct hdac_chmap *chmap = &spec->chmap; hda_nid_t pin_nid = per_pin->pin_nid; int channels = per_pin->channels; int active_channels; @@ -1207,7 +1174,8 @@ static void hdmi_setup_audio_infoframe(struct hda_codec *codec, ordered_ca = get_channel_allocation_order(ca); active_channels = channel_allocations[ordered_ca].channels;
- hdmi_set_channel_count(codec, per_pin->cvt_nid, active_channels); + chmap->ops.set_channel_count(&codec->core, per_pin->cvt_nid, + active_channels);
/* * always configure channel mapping, it may have been changed by the @@ -2815,21 +2783,11 @@ static const struct hda_codec_ops generic_hdmi_patch_ops = {
static const struct hdmi_ops generic_standard_hdmi_ops = { .pin_get_eld = snd_hdmi_get_eld, - .pin_get_slot_channel = hdmi_pin_get_slot_channel, - .pin_set_slot_channel = hdmi_pin_set_slot_channel, .pin_setup_infoframe = hdmi_pin_setup_infoframe, .pin_hbr_setup = hdmi_pin_hbr_setup, .setup_stream = hdmi_setup_stream, };
-static const struct hdac_chmap_ops chmap_ops = { - .chmap_cea_alloc_validate_get_type = hdmi_chmap_cea_alloc_validate_get_type, - .cea_alloc_to_tlv_chmap = hdmi_cea_alloc_to_tlv_chmap, - .get_chmap = hdmi_get_chmap, - .set_chmap = hdmi_set_chmap, - .is_pcm_attached = is_hdmi_pcm_attached, -}; - static void intel_haswell_fixup_connect_list(struct hda_codec *codec, hda_nid_t nid) { @@ -2931,8 +2889,15 @@ static int patch_generic_hdmi(struct hda_codec *codec)
spec->ops = generic_standard_hdmi_ops; mutex_init(&spec->pcm_lock); - spec->chmap.ops = chmap_ops; - spec->chmap.hdac = &codec->core; + snd_hdac_register_chmap_ops(&codec->core, &spec->chmap); + + spec->chmap.ops.chmap_cea_alloc_validate_get_type = + hdmi_chmap_cea_alloc_validate_get_type; + spec->chmap.ops.cea_alloc_to_tlv_chmap = hdmi_cea_alloc_to_tlv_chmap; + spec->chmap.ops.get_chmap = hdmi_get_chmap; + spec->chmap.ops.set_chmap = hdmi_set_chmap; + spec->chmap.ops.is_pcm_attached = is_hdmi_pcm_attached; + codec->spec = spec; hdmi_array_init(spec, 4);
@@ -3846,9 +3811,10 @@ static int atihdmi_paired_chmap_validate(int ca, int chs, unsigned char *map) return 0; }
-static int atihdmi_pin_set_slot_channel(struct hda_codec *codec, hda_nid_t pin_nid, - int hdmi_slot, int stream_channel) +static int atihdmi_pin_set_slot_channel(struct hdac_device *hdac, + hda_nid_t pin_nid, int hdmi_slot, int stream_channel) { + struct hda_codec *codec = container_of(hdac, struct hda_codec, core); int verb; int ati_channel_setup = 0;
@@ -3881,9 +3847,10 @@ static int atihdmi_pin_set_slot_channel(struct hda_codec *codec, hda_nid_t pin_n return snd_hda_codec_write(codec, pin_nid, 0, verb, ati_channel_setup); }
-static int atihdmi_pin_get_slot_channel(struct hda_codec *codec, hda_nid_t pin_nid, - int asp_slot) +static int atihdmi_pin_get_slot_channel(struct hdac_device *hdac, + hda_nid_t pin_nid, int asp_slot) { + struct hda_codec *codec = container_of(hdac, struct hda_codec, core); bool was_odd = false; int ati_asp_slot = asp_slot; int verb; @@ -4053,8 +4020,6 @@ static int patch_atihdmi(struct hda_codec *codec) spec = codec->spec;
spec->ops.pin_get_eld = atihdmi_pin_get_eld; - spec->ops.pin_get_slot_channel = atihdmi_pin_get_slot_channel; - spec->ops.pin_set_slot_channel = atihdmi_pin_set_slot_channel; spec->ops.pin_setup_infoframe = atihdmi_pin_setup_infoframe; spec->ops.pin_hbr_setup = atihdmi_pin_hbr_setup; spec->ops.setup_stream = atihdmi_setup_stream; @@ -4066,6 +4031,10 @@ static int patch_atihdmi(struct hda_codec *codec) spec->chmap.ops.cea_alloc_to_tlv_chmap = atihdmi_paired_cea_alloc_to_tlv_chmap; spec->chmap.ops.chmap_validate = atihdmi_paired_chmap_validate; + spec->chmap.ops.pin_get_slot_channel = + atihdmi_pin_get_slot_channel; + spec->chmap.ops.pin_set_slot_channel = + atihdmi_pin_set_slot_channel; }
/* ATI/AMD converters do not advertise all of their capabilities */