diff options
-rw-r--r-- | sound/firewire/cmp.c | 47 | ||||
-rw-r--r-- | sound/firewire/cmp.h | 1 |
2 files changed, 0 insertions, 48 deletions
diff --git a/sound/firewire/cmp.c b/sound/firewire/cmp.c index b596bec19774..f5028a061a91 100644 --- a/sound/firewire/cmp.c +++ b/sound/firewire/cmp.c @@ -333,53 +333,6 @@ retry_after_bus_reset: } EXPORT_SYMBOL(cmp_connection_establish); -/** - * cmp_connection_update - update the connection after a bus reset - * @c: the connection manager - * - * This function must be called from the driver's .update handler to - * reestablish any connection that might have been active. - * - * Returns zero on success, or a negative error code. On an error, the - * connection is broken and the caller must stop transmitting iso packets. - */ -int cmp_connection_update(struct cmp_connection *c) -{ - int err; - - mutex_lock(&c->mutex); - - if (!c->connected) { - mutex_unlock(&c->mutex); - return 0; - } - - err = fw_iso_resources_update(&c->resources); - if (err < 0) - goto err_unconnect; - - if (c->direction == CMP_OUTPUT) - err = pcr_modify(c, opcr_set_modify, pcr_set_check, - SUCCEED_ON_BUS_RESET); - else - err = pcr_modify(c, ipcr_set_modify, pcr_set_check, - SUCCEED_ON_BUS_RESET); - - if (err < 0) - goto err_unconnect; - - mutex_unlock(&c->mutex); - - return 0; - -err_unconnect: - c->connected = false; - mutex_unlock(&c->mutex); - - return err; -} -EXPORT_SYMBOL(cmp_connection_update); - static __be32 pcr_break_modify(struct cmp_connection *c, __be32 pcr) { return pcr & ~cpu_to_be32(PCR_BCAST_CONN | PCR_P2P_CONN_MASK); diff --git a/sound/firewire/cmp.h b/sound/firewire/cmp.h index 26ab88000e34..66fc08b742d2 100644 --- a/sound/firewire/cmp.h +++ b/sound/firewire/cmp.h @@ -47,7 +47,6 @@ int cmp_connection_reserve(struct cmp_connection *connection, void cmp_connection_release(struct cmp_connection *connection); int cmp_connection_establish(struct cmp_connection *connection); -int cmp_connection_update(struct cmp_connection *connection); void cmp_connection_break(struct cmp_connection *connection); #endif |