From 383451ceb07831d37dafdf011c09366d1c034df5 Mon Sep 17 00:00:00 2001 From: M Chetan Kumar Date: Thu, 9 Dec 2021 15:46:29 +0530 Subject: net: wwan: iosm: fixes unable to send AT command during mbim tx ev_cdev_write_pending flag is preventing a TX message post for AT port while MBIM transfer is ongoing. Removed the unnecessary check around control port TX transfer. Signed-off-by: M Chetan Kumar Reviewed-by: Sergey Ryazanov Signed-off-by: Jakub Kicinski --- drivers/net/wwan/iosm/iosm_ipc_imem.c | 1 - drivers/net/wwan/iosm/iosm_ipc_imem.h | 3 --- drivers/net/wwan/iosm/iosm_ipc_imem_ops.c | 6 ------ 3 files changed, 10 deletions(-) diff --git a/drivers/net/wwan/iosm/iosm_ipc_imem.c b/drivers/net/wwan/iosm/iosm_ipc_imem.c index e2c096863488..12c03dacb5dd 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_imem.c +++ b/drivers/net/wwan/iosm/iosm_ipc_imem.c @@ -1270,7 +1270,6 @@ struct iosm_imem *ipc_imem_init(struct iosm_pcie *pcie, unsigned int device_id, ipc_imem->pci_device_id = device_id; - ipc_imem->ev_cdev_write_pending = false; ipc_imem->cp_version = 0; ipc_imem->device_sleep = IPC_HOST_SLEEP_ENTER_SLEEP; diff --git a/drivers/net/wwan/iosm/iosm_ipc_imem.h b/drivers/net/wwan/iosm/iosm_ipc_imem.h index 6b479fe23a42..6b8a837faef2 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_imem.h +++ b/drivers/net/wwan/iosm/iosm_ipc_imem.h @@ -336,8 +336,6 @@ enum ipc_phase { * process the irq actions. * @flag: Flag to monitor the state of driver * @td_update_timer_suspended: if true then td update timer suspend - * @ev_cdev_write_pending: 0 means inform the IPC tasklet to pass - * the accumulated uplink buffers to CP. * @ev_mux_net_transmit_pending:0 means inform the IPC tasklet to pass * @reset_det_n: Reset detect flag * @pcie_wake_n: Pcie wake flag @@ -375,7 +373,6 @@ struct iosm_imem { u8 ev_irq_pending[IPC_IRQ_VECTORS]; unsigned long flag; u8 td_update_timer_suspended:1, - ev_cdev_write_pending:1, ev_mux_net_transmit_pending:1, reset_det_n:1, pcie_wake_n:1; diff --git a/drivers/net/wwan/iosm/iosm_ipc_imem_ops.c b/drivers/net/wwan/iosm/iosm_ipc_imem_ops.c index 09261fbb79c1..831cdae28e8a 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_imem_ops.c +++ b/drivers/net/wwan/iosm/iosm_ipc_imem_ops.c @@ -41,7 +41,6 @@ void ipc_imem_sys_wwan_close(struct iosm_imem *ipc_imem, int if_id, static int ipc_imem_tq_cdev_write(struct iosm_imem *ipc_imem, int arg, void *msg, size_t size) { - ipc_imem->ev_cdev_write_pending = false; ipc_imem_ul_send(ipc_imem); return 0; @@ -50,11 +49,6 @@ static int ipc_imem_tq_cdev_write(struct iosm_imem *ipc_imem, int arg, /* Through tasklet to do sio write. */ static int ipc_imem_call_cdev_write(struct iosm_imem *ipc_imem) { - if (ipc_imem->ev_cdev_write_pending) - return -1; - - ipc_imem->ev_cdev_write_pending = true; - return ipc_task_queue_send_task(ipc_imem, ipc_imem_tq_cdev_write, 0, NULL, 0, false); } -- cgit