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path: root/drivers/net/wwan/iosm/iosm_ipc_imem.c
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-rw-r--r--drivers/net/wwan/iosm/iosm_ipc_imem.c37
1 files changed, 27 insertions, 10 deletions
diff --git a/drivers/net/wwan/iosm/iosm_ipc_imem.c b/drivers/net/wwan/iosm/iosm_ipc_imem.c
index cff3b43ca4d7..f9e8e0ee4de3 100644
--- a/drivers/net/wwan/iosm/iosm_ipc_imem.c
+++ b/drivers/net/wwan/iosm/iosm_ipc_imem.c
@@ -10,6 +10,8 @@
#include "iosm_ipc_flash.h"
#include "iosm_ipc_imem.h"
#include "iosm_ipc_port.h"
+#include "iosm_ipc_trace.h"
+#include "iosm_ipc_debugfs.h"
/* Check the wwan ips if it is valid with Channel as input. */
static int ipc_imem_check_wwan_ips(struct ipc_mem_channel *chnl)
@@ -132,7 +134,6 @@ static int ipc_imem_setup_cp_mux_cap_init(struct iosm_imem *ipc_imem,
* for channel alloc function.
*/
cfg->instance_id = IPC_MEM_MUX_IP_CH_IF_ID;
- cfg->nr_sessions = IPC_MEM_MUX_IP_SESSION_ENTRIES;
return 0;
}
@@ -181,9 +182,9 @@ void ipc_imem_hrtimer_stop(struct hrtimer *hr_timer)
bool ipc_imem_ul_write_td(struct iosm_imem *ipc_imem)
{
struct ipc_mem_channel *channel;
+ bool hpda_ctrl_pending = false;
struct sk_buff_head *ul_list;
bool hpda_pending = false;
- bool forced_hpdu = false;
struct ipc_pipe *pipe;
int i;
@@ -200,15 +201,19 @@ bool ipc_imem_ul_write_td(struct iosm_imem *ipc_imem)
ul_list = &channel->ul_list;
/* Fill the transfer descriptor with the uplink buffer info. */
- hpda_pending |= ipc_protocol_ul_td_send(ipc_imem->ipc_protocol,
+ if (!ipc_imem_check_wwan_ips(channel)) {
+ hpda_ctrl_pending |=
+ ipc_protocol_ul_td_send(ipc_imem->ipc_protocol,
pipe, ul_list);
-
- /* forced HP update needed for non data channels */
- if (hpda_pending && !ipc_imem_check_wwan_ips(channel))
- forced_hpdu = true;
+ } else {
+ hpda_pending |=
+ ipc_protocol_ul_td_send(ipc_imem->ipc_protocol,
+ pipe, ul_list);
+ }
}
- if (forced_hpdu) {
+ /* forced HP update needed for non data channels */
+ if (hpda_ctrl_pending) {
hpda_pending = false;
ipc_protocol_doorbell_trigger(ipc_imem->ipc_protocol,
IPC_HP_UL_WRITE_TD);
@@ -265,9 +270,14 @@ static void ipc_imem_dl_skb_process(struct iosm_imem *ipc_imem,
switch (pipe->channel->ctype) {
case IPC_CTYPE_CTRL:
port_id = pipe->channel->channel_id;
+ ipc_pcie_addr_unmap(ipc_imem->pcie, IPC_CB(skb)->len,
+ IPC_CB(skb)->mapping,
+ IPC_CB(skb)->direction);
if (port_id == IPC_MEM_CTRL_CHL_ID_7)
ipc_imem_sys_devlink_notify_rx(ipc_imem->ipc_devlink,
skb);
+ else if (ipc_is_trace_channel(ipc_imem, port_id))
+ ipc_trace_port_rx(ipc_imem, skb);
else
wwan_port_rx(ipc_imem->ipc_port[port_id]->iosm_port,
skb);
@@ -527,6 +537,9 @@ static void ipc_imem_run_state_worker(struct work_struct *instance)
return;
}
+ if (test_and_clear_bit(IOSM_DEVLINK_INIT, &ipc_imem->flag))
+ ipc_devlink_deinit(ipc_imem->ipc_devlink);
+
if (!ipc_imem_setup_cp_mux_cap_init(ipc_imem, &mux_cfg))
ipc_imem->mux = ipc_mux_init(&mux_cfg, ipc_imem);
@@ -548,6 +561,8 @@ static void ipc_imem_run_state_worker(struct work_struct *instance)
ctrl_chl_idx++;
}
+ ipc_debugfs_init(ipc_imem);
+
ipc_task_queue_send_task(ipc_imem, ipc_imem_send_mdm_rdy_cb, 0, NULL, 0,
false);
@@ -1163,11 +1178,12 @@ void ipc_imem_cleanup(struct iosm_imem *ipc_imem)
if (test_and_clear_bit(FULLY_FUNCTIONAL, &ipc_imem->flag)) {
ipc_mux_deinit(ipc_imem->mux);
+ ipc_debugfs_deinit(ipc_imem);
ipc_wwan_deinit(ipc_imem->wwan);
ipc_port_deinit(ipc_imem->ipc_port);
}
- if (ipc_imem->ipc_devlink)
+ if (test_and_clear_bit(IOSM_DEVLINK_INIT, &ipc_imem->flag))
ipc_devlink_deinit(ipc_imem->ipc_devlink);
ipc_imem_device_ipc_uninit(ipc_imem);
@@ -1263,7 +1279,6 @@ 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;
@@ -1331,6 +1346,8 @@ struct iosm_imem *ipc_imem_init(struct iosm_pcie *pcie, unsigned int device_id,
if (ipc_flash_link_establish(ipc_imem))
goto devlink_channel_fail;
+
+ set_bit(IOSM_DEVLINK_INIT, &ipc_imem->flag);
}
return ipc_imem;
devlink_channel_fail: