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Merge 8f5f141b1e on remote branch

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Change-Id: I048eb1f714a0af6621a740d8f7fedebe1d1e4b9f
This commit is contained in:
Linux Build Service Account 2021-02-04 09:48:45 -08:00
commit 760436ec1f
2 changed files with 72 additions and 15 deletions
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22
drivers/platform/msm/ipa/ipa_common_i.h
View file

@ -103,11 +103,28 @@
ipa3_dec_client_disable_clks(&log_info); \
} while (0)
#define IPA_ACTIVE_CLIENTS_INC_EP_NO_BLOCK(client) ({\
int __ret = 0; \
do { \
struct ipa_active_client_logging_info log_info; \
IPA_ACTIVE_CLIENTS_PREP_EP(log_info, client); \
__ret = ipa3_inc_client_enable_clks_no_block(&log_info); \
} while (0); \
(__ret); \
})
#define IPA_ACTIVE_CLIENTS_DEC_EP_NO_BLOCK(client) \
do { \
struct ipa_active_client_logging_info log_info; \
IPA_ACTIVE_CLIENTS_PREP_EP(log_info, client); \
ipa3_dec_client_disable_clks_no_block(&log_info); \
} while (0)
/*
* Printing one warning message in 5 seconds if multiple warning messages
* are coming back to back.
*/
#ifdef CONFIG_IPA_DEBUG
#define WARN_ON_RATELIMIT_IPA(condition) \
({ \
static DEFINE_RATELIMIT_STATE(_rs, \
@ -118,6 +135,9 @@
if (unlikely(rtn && __ratelimit(&_rs))) \
WARN_ON(rtn); \
})
#else
#define WARN_ON_RATELIMIT_IPA(condition)
#endif
/*
* Printing one error message in 5 seconds if multiple error messages

65
drivers/platform/msm/ipa/ipa_v3/ipa_dp.c
View file

@ -894,7 +894,7 @@ static int ipa3_rx_switch_to_intr_mode(struct ipa3_sys_context *sys)
atomic_set(&sys->curr_polling_state, 0);
__ipa3_update_curr_poll_state(sys->ep->client, 0);
ipa_pm_deferred_deactivate(sys->pm_hdl);
ipa3_dec_release_wakelock();
ret = gsi_config_channel_mode(sys->ep->gsi_chan_hdl,
GSI_CHAN_MODE_CALLBACK);
@ -927,8 +927,8 @@ static void ipa3_handle_rx(struct ipa3_sys_context *sys)
int cnt;
int ret;
ipa_pm_activate_sync(sys->pm_hdl);
start_poll:
ipa_pm_activate_sync(sys->pm_hdl);
inactive_cycles = 0;
do {
cnt = ipa3_handle_rx_core(sys, true, true);
@ -956,7 +956,7 @@ start_poll:
if (ret == -GSI_STATUS_PENDING_IRQ)
goto start_poll;
ipa_pm_deferred_deactivate(sys->pm_hdl);
IPA_ACTIVE_CLIENTS_DEC_EP(sys->ep->client);
}
static void ipa3_switch_to_intr_rx_work_func(struct work_struct *work)
@ -1936,15 +1936,23 @@ fail_pipe_not_valid:
static void ipa3_wq_handle_rx(struct work_struct *work)
{
struct ipa3_sys_context *sys;
enum ipa_client_type client_type;
sys = container_of(work, struct ipa3_sys_context, work);
/*
* Mark client as WAN_COAL_CONS only as
* NAPI only use sys of WAN_COAL_CONS.
*/
if (IPA_CLIENT_IS_WAN_CONS(sys->ep->client))
client_type = IPA_CLIENT_APPS_WAN_COAL_CONS;
else
client_type = sys->ep->client;
IPA_ACTIVE_CLIENTS_INC_EP(client_type);
if (sys->napi_obj) {
ipa_pm_activate_sync(sys->pm_hdl);
napi_schedule(sys->napi_obj);
IPA_STATS_INC_CNT(sys->napi_sch_cnt);
} else if (IPA_CLIENT_IS_LOW_LAT_CONS(sys->ep->client)) {
ipa_pm_activate_sync(sys->pm_hdl);
tasklet_schedule(&sys->tasklet);
} else
ipa3_handle_rx(sys);
@ -2484,9 +2492,11 @@ fail_dma_mapping:
fail_skb_alloc:
kmem_cache_free(ipa3_ctx->rx_pkt_wrapper_cache, rx_pkt);
fail_kmem_cache_alloc:
if (rx_len_cached == 0)
if (rx_len_cached == 0) {
queue_delayed_work(sys->wq, &sys->replenish_rx_work,
msecs_to_jiffies(1));
return;
}
done:
/* only ring doorbell once here */
ret = gsi_queue_xfer(sys->ep->gsi_chan_hdl, idx,
@ -2591,9 +2601,12 @@ fail_dma_mapping:
INIT_LIST_HEAD(&rx_pkt->link);
spin_unlock_bh(&sys->spinlock);
fail_kmem_cache_alloc:
if (rx_len_cached == 0)
if (rx_len_cached == 0) {
queue_delayed_work(sys->wq, &sys->replenish_rx_work,
msecs_to_jiffies(1));
return;
}
done:
/* only ring doorbell once here */
ret = gsi_queue_xfer(sys->ep->gsi_chan_hdl, idx,
@ -4596,17 +4609,26 @@ static void ipa_gsi_irq_tx_notify_cb(struct gsi_chan_xfer_notify *notify)
void __ipa_gsi_irq_rx_scedule_poll(struct ipa3_sys_context *sys)
{
bool clk_off;
enum ipa_client_type client_type;
atomic_set(&sys->curr_polling_state, 1);
__ipa3_update_curr_poll_state(sys->ep->client, 1);
ipa3_inc_acquire_wakelock();
/*
* pm deactivate is done in wq context
* or after NAPI poll
* Mark client as WAN_COAL_CONS only as
* NAPI only use sys of WAN_COAL_CONS.
*/
clk_off = ipa_pm_activate(sys->pm_hdl);
if (IPA_CLIENT_IS_WAN_CONS(sys->ep->client))
client_type = IPA_CLIENT_APPS_WAN_COAL_CONS;
else
client_type = sys->ep->client;
/*
* Have race condition to use PM on poll to isr
* switch. Use the active no block instead
* where we would have ref counts.
*/
clk_off = IPA_ACTIVE_CLIENTS_INC_EP_NO_BLOCK(client_type);
if (!clk_off && sys->napi_obj) {
trace_ipa3_napi_schedule(sys->ep->client);
napi_schedule(sys->napi_obj);
@ -5217,6 +5239,11 @@ int ipa3_lan_rx_poll(u32 clnt_hdl, int weight)
ep = &ipa3_ctx->ep[clnt_hdl];
start_poll:
/*
* it is guaranteed we already have clock here.
* This is mainly for clock scaling.
*/
ipa_pm_activate(ep->sys->pm_hdl);
while (remain_aggr_weight > 0 &&
atomic_read(&ep->sys->curr_polling_state)) {
atomic_set(&ipa3_ctx->transport_pm.eot_activity, 1);
@ -5246,7 +5273,7 @@ start_poll:
napi_reschedule(ep->sys->napi_obj))
goto start_poll;
ipa_pm_deferred_deactivate(ep->sys->pm_hdl);
IPA_ACTIVE_CLIENTS_DEC_EP_NO_BLOCK(ep->client);
}
return cnt;
@ -5302,6 +5329,11 @@ int ipa3_rx_poll(u32 clnt_hdl, int weight)
}
start_poll:
/*
* it is guaranteed we already have clock here.
* This is mainly for clock scaling.
*/
ipa_pm_activate(ep->sys->pm_hdl);
while (remain_aggr_weight > 0 &&
atomic_read(&ep->sys->curr_polling_state)) {
atomic_set(&ipa3_ctx->transport_pm.eot_activity, 1);
@ -5340,7 +5372,7 @@ start_poll:
if (ret == -GSI_STATUS_PENDING_IRQ &&
napi_reschedule(ep->sys->napi_obj))
goto start_poll;
ipa_pm_deferred_deactivate(ep->sys->pm_hdl);
IPA_ACTIVE_CLIENTS_DEC_EP_NO_BLOCK(ep->client);
} else {
cnt = weight;
IPADBG_LOW("Client = %d not replenished free descripotrs\n",
@ -5483,6 +5515,11 @@ static void ipa3_tasklet_rx_notify(unsigned long data)
sys = (struct ipa3_sys_context *)data;
atomic_set(&ipa3_ctx->transport_pm.eot_activity, 1);
start_poll:
/*
* it is guaranteed we already have clock here.
* This is mainly for clock scaling.
*/
ipa_pm_activate(sys->pm_hdl);
while (1) {
ret = ipa_poll_gsi_pkt(sys, &notify);
if (ret)
@ -5497,6 +5534,6 @@ start_poll:
ret = ipa3_rx_switch_to_intr_mode(sys);
if (ret == -GSI_STATUS_PENDING_IRQ)
goto start_poll;
ipa_pm_deferred_deactivate(sys->pm_hdl);
IPA_ACTIVE_CLIENTS_DEC_EP_NO_BLOCK(sys->ep->client);
}