Update Linux to v5.10.109
Sourced from [1]
[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz
Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/sound/firewire/bebob/bebob.c b/sound/firewire/bebob/bebob.c
index d58f4fe..67fa0f2 100644
--- a/sound/firewire/bebob/bebob.c
+++ b/sound/firewire/bebob/bebob.c
@@ -512,7 +512,7 @@
static struct fw_driver bebob_driver = {
.driver = {
.owner = THIS_MODULE,
- .name = "snd-bebob",
+ .name = KBUILD_MODNAME,
.bus = &fw_bus_type,
},
.probe = bebob_probe,
diff --git a/sound/firewire/bebob/bebob.h b/sound/firewire/bebob/bebob.h
index 356d6ba..d1ad9a8 100644
--- a/sound/firewire/bebob/bebob.h
+++ b/sound/firewire/bebob/bebob.h
@@ -217,7 +217,9 @@
enum snd_bebob_clock_type *src);
int snd_bebob_stream_discover(struct snd_bebob *bebob);
int snd_bebob_stream_init_duplex(struct snd_bebob *bebob);
-int snd_bebob_stream_reserve_duplex(struct snd_bebob *bebob, unsigned int rate);
+int snd_bebob_stream_reserve_duplex(struct snd_bebob *bebob, unsigned int rate,
+ unsigned int frames_per_period,
+ unsigned int frames_per_buffer);
int snd_bebob_stream_start_duplex(struct snd_bebob *bebob);
void snd_bebob_stream_stop_duplex(struct snd_bebob *bebob);
void snd_bebob_stream_destroy_duplex(struct snd_bebob *bebob);
diff --git a/sound/firewire/bebob/bebob_midi.c b/sound/firewire/bebob/bebob_midi.c
index 4d8805f..6f597d0 100644
--- a/sound/firewire/bebob/bebob_midi.c
+++ b/sound/firewire/bebob/bebob_midi.c
@@ -17,7 +17,7 @@
return err;
mutex_lock(&bebob->mutex);
- err = snd_bebob_stream_reserve_duplex(bebob, 0);
+ err = snd_bebob_stream_reserve_duplex(bebob, 0, 0, 0);
if (err >= 0) {
++bebob->substreams_counter;
err = snd_bebob_stream_start_duplex(bebob);
diff --git a/sound/firewire/bebob/bebob_pcm.c b/sound/firewire/bebob/bebob_pcm.c
index 0fb9eed..f8d9a20 100644
--- a/sound/firewire/bebob/bebob_pcm.c
+++ b/sound/firewire/bebob/bebob_pcm.c
@@ -129,18 +129,17 @@
return err;
}
-static int
-pcm_open(struct snd_pcm_substream *substream)
+static int pcm_open(struct snd_pcm_substream *substream)
{
struct snd_bebob *bebob = substream->private_data;
const struct snd_bebob_rate_spec *spec = bebob->spec->rate;
- unsigned int sampling_rate;
+ struct amdtp_domain *d = &bebob->domain;
enum snd_bebob_clock_type src;
int err;
err = snd_bebob_stream_lock_try(bebob);
if (err < 0)
- goto end;
+ return err;
err = pcm_init_hw_params(bebob, substream);
if (err < 0)
@@ -150,15 +149,20 @@
if (err < 0)
goto err_locked;
- /*
- * When source of clock is internal or any PCM stream are running,
- * the available sampling rate is limited at current sampling rate.
- */
+ mutex_lock(&bebob->mutex);
+
+ // When source of clock is not internal or any stream is reserved for
+ // transmission of PCM frames, the available sampling rate is limited
+ // at current one.
if (src == SND_BEBOB_CLOCK_TYPE_EXTERNAL ||
- amdtp_stream_pcm_running(&bebob->tx_stream) ||
- amdtp_stream_pcm_running(&bebob->rx_stream)) {
+ (bebob->substreams_counter > 0 && d->events_per_period > 0)) {
+ unsigned int frames_per_period = d->events_per_period;
+ unsigned int frames_per_buffer = d->events_per_buffer;
+ unsigned int sampling_rate;
+
err = spec->get(bebob, &sampling_rate);
if (err < 0) {
+ mutex_unlock(&bebob->mutex);
dev_err(&bebob->unit->device,
"fail to get sampling rate: %d\n", err);
goto err_locked;
@@ -166,11 +170,31 @@
substream->runtime->hw.rate_min = sampling_rate;
substream->runtime->hw.rate_max = sampling_rate;
+
+ if (frames_per_period > 0) {
+ err = snd_pcm_hw_constraint_minmax(substream->runtime,
+ SNDRV_PCM_HW_PARAM_PERIOD_SIZE,
+ frames_per_period, frames_per_period);
+ if (err < 0) {
+ mutex_unlock(&bebob->mutex);
+ goto err_locked;
+ }
+
+ err = snd_pcm_hw_constraint_minmax(substream->runtime,
+ SNDRV_PCM_HW_PARAM_BUFFER_SIZE,
+ frames_per_buffer, frames_per_buffer);
+ if (err < 0) {
+ mutex_unlock(&bebob->mutex);
+ goto err_locked;
+ }
+ }
}
+ mutex_unlock(&bebob->mutex);
+
snd_pcm_set_sync(substream);
-end:
- return err;
+
+ return 0;
err_locked:
snd_bebob_stream_lock_release(bebob);
return err;
@@ -188,18 +212,16 @@
struct snd_pcm_hw_params *hw_params)
{
struct snd_bebob *bebob = substream->private_data;
- int err;
-
- err = snd_pcm_lib_alloc_vmalloc_buffer(substream,
- params_buffer_bytes(hw_params));
- if (err < 0)
- return err;
+ int err = 0;
if (substream->runtime->status->state == SNDRV_PCM_STATE_OPEN) {
unsigned int rate = params_rate(hw_params);
+ unsigned int frames_per_period = params_period_size(hw_params);
+ unsigned int frames_per_buffer = params_buffer_size(hw_params);
mutex_lock(&bebob->mutex);
- err = snd_bebob_stream_reserve_duplex(bebob, rate);
+ err = snd_bebob_stream_reserve_duplex(bebob, rate,
+ frames_per_period, frames_per_buffer);
if (err >= 0)
++bebob->substreams_counter;
mutex_unlock(&bebob->mutex);
@@ -221,7 +243,7 @@
mutex_unlock(&bebob->mutex);
- return snd_pcm_lib_free_vmalloc_buffer(substream);
+ return 0;
}
static int
@@ -286,31 +308,33 @@
return 0;
}
-static snd_pcm_uframes_t
-pcm_capture_pointer(struct snd_pcm_substream *sbstrm)
+static snd_pcm_uframes_t pcm_capture_pointer(struct snd_pcm_substream *sbstrm)
{
struct snd_bebob *bebob = sbstrm->private_data;
- return amdtp_stream_pcm_pointer(&bebob->tx_stream);
+
+ return amdtp_domain_stream_pcm_pointer(&bebob->domain,
+ &bebob->tx_stream);
}
-static snd_pcm_uframes_t
-pcm_playback_pointer(struct snd_pcm_substream *sbstrm)
+static snd_pcm_uframes_t pcm_playback_pointer(struct snd_pcm_substream *sbstrm)
{
struct snd_bebob *bebob = sbstrm->private_data;
- return amdtp_stream_pcm_pointer(&bebob->rx_stream);
+
+ return amdtp_domain_stream_pcm_pointer(&bebob->domain,
+ &bebob->rx_stream);
}
static int pcm_capture_ack(struct snd_pcm_substream *substream)
{
struct snd_bebob *bebob = substream->private_data;
- return amdtp_stream_pcm_ack(&bebob->tx_stream);
+ return amdtp_domain_stream_pcm_ack(&bebob->domain, &bebob->tx_stream);
}
static int pcm_playback_ack(struct snd_pcm_substream *substream)
{
struct snd_bebob *bebob = substream->private_data;
- return amdtp_stream_pcm_ack(&bebob->rx_stream);
+ return amdtp_domain_stream_pcm_ack(&bebob->domain, &bebob->rx_stream);
}
int snd_bebob_create_pcm_devices(struct snd_bebob *bebob)
@@ -318,26 +342,22 @@
static const struct snd_pcm_ops capture_ops = {
.open = pcm_open,
.close = pcm_close,
- .ioctl = snd_pcm_lib_ioctl,
.hw_params = pcm_hw_params,
.hw_free = pcm_hw_free,
.prepare = pcm_capture_prepare,
.trigger = pcm_capture_trigger,
.pointer = pcm_capture_pointer,
.ack = pcm_capture_ack,
- .page = snd_pcm_lib_get_vmalloc_page,
};
static const struct snd_pcm_ops playback_ops = {
.open = pcm_open,
.close = pcm_close,
- .ioctl = snd_pcm_lib_ioctl,
.hw_params = pcm_hw_params,
.hw_free = pcm_hw_free,
.prepare = pcm_playback_prepare,
.trigger = pcm_playback_trigger,
.pointer = pcm_playback_pointer,
.ack = pcm_playback_ack,
- .page = snd_pcm_lib_get_vmalloc_page,
};
struct snd_pcm *pcm;
int err;
@@ -351,6 +371,7 @@
"%s PCM", bebob->card->shortname);
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &playback_ops);
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &capture_ops);
+ snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_VMALLOC, NULL, 0, 0);
end:
return err;
}
diff --git a/sound/firewire/bebob/bebob_stream.c b/sound/firewire/bebob/bebob_stream.c
index 3935e90..c18017e 100644
--- a/sound/firewire/bebob/bebob_stream.c
+++ b/sound/firewire/bebob/bebob_stream.c
@@ -7,7 +7,7 @@
#include "./bebob.h"
-#define CALLBACK_TIMEOUT 2000
+#define CALLBACK_TIMEOUT 2500
#define FW_ISO_RESOURCE_DELAY 1000
/*
@@ -398,23 +398,6 @@
return err;
}
-static int make_both_connections(struct snd_bebob *bebob)
-{
- int err = 0;
-
- err = cmp_connection_establish(&bebob->out_conn);
- if (err < 0)
- return err;
-
- err = cmp_connection_establish(&bebob->in_conn);
- if (err < 0) {
- cmp_connection_break(&bebob->out_conn);
- return err;
- }
-
- return 0;
-}
-
static void break_both_connections(struct snd_bebob *bebob)
{
cmp_connection_break(&bebob->in_conn);
@@ -427,8 +410,7 @@
msleep(600);
}
-static int
-start_stream(struct snd_bebob *bebob, struct amdtp_stream *stream)
+static int start_stream(struct snd_bebob *bebob, struct amdtp_stream *stream)
{
struct cmp_connection *conn;
int err = 0;
@@ -438,18 +420,19 @@
else
conn = &bebob->out_conn;
- /* channel mapping */
+ // channel mapping.
if (bebob->maudio_special_quirk == NULL) {
err = map_data_channels(bebob, stream);
if (err < 0)
- goto end;
+ return err;
}
- // start amdtp stream.
- err = amdtp_domain_add_stream(&bebob->domain, stream,
- conn->resources.channel, conn->speed);
-end:
- return err;
+ err = cmp_connection_establish(conn);
+ if (err < 0)
+ return err;
+
+ return amdtp_domain_add_stream(&bebob->domain, stream,
+ conn->resources.channel, conn->speed);
}
static int init_stream(struct snd_bebob *bebob, struct amdtp_stream *stream)
@@ -556,7 +539,9 @@
return cmp_connection_reserve(conn, amdtp_stream_get_max_payload(stream));
}
-int snd_bebob_stream_reserve_duplex(struct snd_bebob *bebob, unsigned int rate)
+int snd_bebob_stream_reserve_duplex(struct snd_bebob *bebob, unsigned int rate,
+ unsigned int frames_per_period,
+ unsigned int frames_per_buffer)
{
unsigned int curr_rate;
int err;
@@ -609,6 +594,14 @@
cmp_connection_release(&bebob->out_conn);
return err;
}
+
+ err = amdtp_domain_set_events_per_period(&bebob->domain,
+ frames_per_period, frames_per_buffer);
+ if (err < 0) {
+ cmp_connection_release(&bebob->out_conn);
+ cmp_connection_release(&bebob->in_conn);
+ return err;
+ }
}
return 0;
@@ -630,7 +623,10 @@
}
if (!amdtp_stream_running(&bebob->rx_stream)) {
+ enum snd_bebob_clock_type src;
+ struct amdtp_stream *master, *slave;
unsigned int curr_rate;
+ unsigned int ir_delay_cycle;
if (bebob->maudio_special_quirk) {
err = bebob->spec->rate->get(bebob, &curr_rate);
@@ -638,19 +634,40 @@
return err;
}
- err = make_both_connections(bebob);
+ err = snd_bebob_stream_get_clock_src(bebob, &src);
if (err < 0)
return err;
- err = start_stream(bebob, &bebob->rx_stream);
+ if (src != SND_BEBOB_CLOCK_TYPE_SYT) {
+ master = &bebob->tx_stream;
+ slave = &bebob->rx_stream;
+ } else {
+ master = &bebob->rx_stream;
+ slave = &bebob->tx_stream;
+ }
+
+ err = start_stream(bebob, master);
if (err < 0)
goto error;
- err = start_stream(bebob, &bebob->tx_stream);
+ err = start_stream(bebob, slave);
if (err < 0)
goto error;
- err = amdtp_domain_start(&bebob->domain);
+ // The device postpones start of transmission mostly for 1 sec
+ // after receives packets firstly. For safe, IR context starts
+ // 0.4 sec (=3200 cycles) later to version 1 or 2 firmware,
+ // 2.0 sec (=16000 cycles) for version 3 firmware. This is
+ // within 2.5 sec (=CALLBACK_TIMEOUT).
+ // Furthermore, some devices transfer isoc packets with
+ // discontinuous counter in the beginning of packet streaming.
+ // The delay has an effect to avoid detection of this
+ // discontinuity.
+ if (bebob->version < 2)
+ ir_delay_cycle = 3200;
+ else
+ ir_delay_cycle = 16000;
+ err = amdtp_domain_start(&bebob->domain, ir_delay_cycle);
if (err < 0)
goto error;