diff options
Diffstat (limited to 'drivers/modem/shrm/shrm_protocol.c')
| -rw-r--r-- | drivers/modem/shrm/shrm_protocol.c | 29 |
1 files changed, 22 insertions, 7 deletions
diff --git a/drivers/modem/shrm/shrm_protocol.c b/drivers/modem/shrm/shrm_protocol.c index 50443e4803a..e34a88676be 100644 --- a/drivers/modem/shrm/shrm_protocol.c +++ b/drivers/modem/shrm/shrm_protocol.c @@ -70,6 +70,11 @@ enum shrm_nl { SHRM_NL_STATUS_MOD_OFFLINE, }; +void shm_mod_reset_req_work(struct work_struct *work) +{ + prcmu_modem_reset(); +} + static void shm_ac_sleep_req_work(struct work_struct *work) { mutex_lock(&ac_state_mutex); @@ -264,7 +269,7 @@ void shm_ca_msgpending_0_tasklet(unsigned long tasklet_data) if (!read_boot_info_req(shrm, &config, &version)) { dev_err(shrm->dev, "Unable to read boot state\n"); - BUG(); + return; } /* SendReadNotification */ ca_msg_read_notification_0(shrm); @@ -468,8 +473,11 @@ void shm_ca_wake_req_work(struct work_struct *work) mutex_unlock(&ac_state_mutex); /* send ca_wake_ack_interrupt to CMU */ - if (!get_host_accessport_val()) - BUG(); + if (!get_host_accessport_val()) { + dev_crit(shrm->dev, "get_host_accessport failed\n"); + dev_info(shrm->dev, "Initiating a modem reset\n"); + prcmu_modem_reset(); + } writel((1<<GOP_CA_WAKE_ACK_BIT), shm_dev->intr_base + GOP_SET_REGISTER_BASE); } @@ -611,8 +619,11 @@ static void send_ac_msg_pend_notify_0_work(struct work_struct *work) modem_request(shrm->modem); mutex_unlock(&ac_state_mutex); - if (!get_host_accessport_val()) - BUG(); + if (!get_host_accessport_val()) { + dev_crit(shrm->dev, "get_host_accessport failed\n"); + dev_info(shrm->dev, "Initiating a modem reset\n"); + prcmu_modem_reset(); + } /* Trigger AcMsgPendingNotification to CMU */ writel((1<<GOP_COMMON_AC_MSG_PENDING_NOTIFICATION_BIT), @@ -638,8 +649,11 @@ static void send_ac_msg_pend_notify_1_work(struct work_struct *work) modem_request(shrm->modem); mutex_unlock(&ac_state_mutex); - if (!get_host_accessport_val()) - BUG(); + if (!get_host_accessport_val()) { + dev_crit(shrm->dev, "get_host_accessport failed\n"); + dev_info(shrm->dev, "Initiating a modem reset\n"); + prcmu_modem_reset(); + } /* Trigger AcMsgPendingNotification to CMU */ writel((1<<GOP_AUDIO_AC_MSG_PENDING_NOTIFICATION_BIT), @@ -734,6 +748,7 @@ int shrm_protocol_init(struct shrm_dev *shrm, INIT_WORK(&shrm->shm_ca_sleep_req, shm_ca_sleep_req_work); INIT_WORK(&shrm->shm_ac_sleep_req, shm_ac_sleep_req_work); INIT_WORK(&shrm->shm_ac_wake_req, shm_ac_wake_req_work); + INIT_WORK(&shrm->shm_mod_reset_req, shm_mod_reset_req_work); /* set tasklet data */ shm_ca_0_tasklet.data = (unsigned long)shrm; |