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authorTakashi Sakamoto <o-takashi@sakamocchi.jp>2020-05-19 14:16:35 +0300
committerTakashi Iwai <tiwai@suse.de>2020-05-22 17:52:15 +0300
commit0090c1c5f327da077f371f5f8675a576bca6ebf9 (patch)
treed3880c3e7e7ed5688f9988a915caccb7e48ecd18 /sound/firewire
parent28c8d3c91af79de34b2ea540b5385b2da4999e80 (diff)
downloadlinux-0090c1c5f327da077f371f5f8675a576bca6ebf9.tar.xz
ALSA: firewire-motu: add alternative functions to detect packet format for protocol v3
This commit adds alternative functions to detect packet format so that each function corresponds to each model. Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp> Link: https://lore.kernel.org/r/20200519111641.123211-9-o-takashi@sakamocchi.jp Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/firewire')
-rw-r--r--sound/firewire/motu/motu-protocol-v2.c6
-rw-r--r--sound/firewire/motu/motu-protocol-v3.c66
2 files changed, 67 insertions, 5 deletions
diff --git a/sound/firewire/motu/motu-protocol-v2.c b/sound/firewire/motu/motu-protocol-v2.c
index cd409efe3350..2ed800ccf6a2 100644
--- a/sound/firewire/motu/motu-protocol-v2.c
+++ b/sound/firewire/motu/motu-protocol-v2.c
@@ -345,6 +345,12 @@ int snd_motu_protocol_v2_cache_packet_formats(struct snd_motu *motu)
calculate_differed_part(&motu->rx_packet_formats, motu->spec->flags,
data, V2_OPT_OUT_IFACE_MASK, V2_OPT_OUT_IFACE_SHIFT);
+ memcpy(motu->tx_packet_formats.pcm_chunks,
+ motu->spec->tx_fixed_pcm_chunks,
+ sizeof(motu->tx_packet_formats.pcm_chunks));
+ memcpy(motu->rx_packet_formats.pcm_chunks,
+ motu->spec->rx_fixed_pcm_chunks,
+ sizeof(motu->rx_packet_formats.pcm_chunks));
if (motu->spec == &snd_motu_spec_828mk2)
return detect_packet_formats_828mk2(motu, data);
diff --git a/sound/firewire/motu/motu-protocol-v3.c b/sound/firewire/motu/motu-protocol-v3.c
index 370d22da276e..903a7eb209f9 100644
--- a/sound/firewire/motu/motu-protocol-v3.c
+++ b/sound/firewire/motu/motu-protocol-v3.c
@@ -165,8 +165,6 @@ static void calculate_fixed_part(struct snd_motu_packet_format *formats,
{
unsigned char pcm_chunks[3] = {0, 0, 0};
- formats->msg_chunks = 2;
-
pcm_chunks[0] = analog_ports;
pcm_chunks[1] = analog_ports;
if (flags & SND_MOTU_SPEC_SUPPORT_CLOCK_X4)
@@ -278,12 +276,63 @@ static void calculate_differed_part(struct snd_motu_packet_format *formats,
}
}
+static int detect_packet_formats_828mk3(struct snd_motu *motu, u32 data)
+{
+ if (data & V3_ENABLE_OPT_IN_IFACE_A) {
+ if (data & V3_NO_ADAT_OPT_IN_IFACE_A) {
+ motu->tx_packet_formats.pcm_chunks[0] += 4;
+ motu->tx_packet_formats.pcm_chunks[1] += 4;
+ } else {
+ motu->tx_packet_formats.pcm_chunks[0] += 8;
+ motu->tx_packet_formats.pcm_chunks[1] += 4;
+ }
+ }
+
+ if (data & V3_ENABLE_OPT_IN_IFACE_B) {
+ if (data & V3_NO_ADAT_OPT_IN_IFACE_B) {
+ motu->tx_packet_formats.pcm_chunks[0] += 4;
+ motu->tx_packet_formats.pcm_chunks[1] += 4;
+ } else {
+ motu->tx_packet_formats.pcm_chunks[0] += 8;
+ motu->tx_packet_formats.pcm_chunks[1] += 4;
+ }
+ }
+
+ if (data & V3_ENABLE_OPT_OUT_IFACE_A) {
+ if (data & V3_NO_ADAT_OPT_OUT_IFACE_A) {
+ motu->rx_packet_formats.pcm_chunks[0] += 4;
+ motu->rx_packet_formats.pcm_chunks[1] += 4;
+ } else {
+ motu->rx_packet_formats.pcm_chunks[0] += 8;
+ motu->rx_packet_formats.pcm_chunks[1] += 4;
+ }
+ }
+
+ if (data & V3_ENABLE_OPT_OUT_IFACE_B) {
+ if (data & V3_NO_ADAT_OPT_OUT_IFACE_B) {
+ motu->rx_packet_formats.pcm_chunks[0] += 4;
+ motu->rx_packet_formats.pcm_chunks[1] += 4;
+ } else {
+ motu->rx_packet_formats.pcm_chunks[0] += 8;
+ motu->rx_packet_formats.pcm_chunks[1] += 4;
+ }
+ }
+
+ return 0;
+}
+
int snd_motu_protocol_v3_cache_packet_formats(struct snd_motu *motu)
{
__be32 reg;
u32 data;
int err;
+ motu->tx_packet_formats.pcm_byte_offset = 10;
+ motu->rx_packet_formats.pcm_byte_offset = 10;
+
+ motu->tx_packet_formats.msg_chunks = 2;
+ motu->rx_packet_formats.msg_chunks = 2;
+
err = snd_motu_transaction_read(motu, V3_OPT_IFACE_MODE_OFFSET, &reg,
sizeof(reg));
if (err < 0)
@@ -304,10 +353,17 @@ int snd_motu_protocol_v3_cache_packet_formats(struct snd_motu *motu)
V3_ENABLE_OPT_OUT_IFACE_A, V3_NO_ADAT_OPT_OUT_IFACE_A,
V3_ENABLE_OPT_OUT_IFACE_B, V3_NO_ADAT_OPT_OUT_IFACE_B);
- motu->tx_packet_formats.pcm_byte_offset = 10;
- motu->rx_packet_formats.pcm_byte_offset = 10;
+ memcpy(motu->tx_packet_formats.pcm_chunks,
+ motu->spec->tx_fixed_pcm_chunks,
+ sizeof(motu->tx_packet_formats.pcm_chunks));
+ memcpy(motu->rx_packet_formats.pcm_chunks,
+ motu->spec->rx_fixed_pcm_chunks,
+ sizeof(motu->rx_packet_formats.pcm_chunks));
- return 0;
+ if (motu->spec == &snd_motu_spec_828mk3)
+ return detect_packet_formats_828mk3(motu, data);
+ else
+ return 0;
}