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msm: ipa: napi_tx fix for shared events and ipa devote

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Update poll state only for EPs with shared evt ring.
Prevent devoting ipa twice incase of irq during tx_napi poll.

Change-Id: I6ae69e17067bdd47d9ac153b04eb86ae1d11199d
Acked-by: Nadav Levintov <nadavl@qti.qualcomm.com>
Signed-off-by: Sivan Reinstein <sivanr@codeaurora.org>
Signed-off-by: Chaitanya Pratapa <cpratapa@codeaurora.org>
This commit is contained in:
Sivan Reinstein
2021-03-24 10:44:07 +02:00
committed by Gerrit - the friendly Code Review server
parent 9a5c0007a8
commit 7582104cb6
1 changed files with 10 additions and 8 deletions
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18
drivers/platform/msm/ipa/ipa_v3/ipa_dp.c
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@@ -290,6 +290,7 @@ static int ipa3_aux_napi_poll_tx_complete(struct napi_struct *napi_tx,
{ {
struct ipa3_sys_context *sys = container_of(napi_tx, struct ipa3_sys_context *sys = container_of(napi_tx,
struct ipa3_sys_context, napi_tx); struct ipa3_sys_context, napi_tx);
bool napi_rescheduled = false;
int tx_done = 0; int tx_done = 0;
int ret = 0; int ret = 0;
@@ -306,9 +307,13 @@ poll_tx:
/* if we got an EOT while we marked NAPI as complete */ /* if we got an EOT while we marked NAPI as complete */
if (ret == -GSI_STATUS_PENDING_IRQ && if (ret == -GSI_STATUS_PENDING_IRQ &&
napi_reschedule(napi_tx)) { napi_reschedule(napi_tx)) {
/* rescheduale will perform poll again, don't dec vote twice*/
napi_rescheduled = true;
goto poll_tx; goto poll_tx;
} }
IPA_ACTIVE_CLIENTS_DEC_EP(sys->ep->client);
if(!napi_rescheduled)
IPA_ACTIVE_CLIENTS_DEC_EP_NO_BLOCK(sys->ep->client);
} }
IPADBG_LOW("the number of tx completions is: %d", tx_done); IPADBG_LOW("the number of tx completions is: %d", tx_done);
return min(tx_done, budget); return min(tx_done, budget);
@@ -943,16 +948,13 @@ void __ipa3_update_curr_poll_state(enum ipa_client_type client, int state)
ep_idx = ipa3_get_ep_mapping(IPA_CLIENT_APPS_WAN_COAL_CONS); ep_idx = ipa3_get_ep_mapping(IPA_CLIENT_APPS_WAN_COAL_CONS);
break; break;
case IPA_CLIENT_APPS_LAN_CONS: case IPA_CLIENT_APPS_LAN_CONS:
case IPA_CLIENT_APPS_WAN_PROD:
case IPA_CLIENT_APPS_LAN_PROD:
case IPA_CLIENT_APPS_WAN_LOW_LAT_CONS:
/* for error handling */ /* for error handling */
break; break;
case IPA_CLIENT_APPS_WAN_PROD:
ep_idx = ipa3_get_ep_mapping(IPA_CLIENT_APPS_LAN_PROD);
break;
case IPA_CLIENT_APPS_LAN_PROD:
ep_idx = ipa3_get_ep_mapping(IPA_CLIENT_APPS_WAN_PROD);
break;
default: default:
IPAERR("unexpected client:%d\n", client); IPAERR_RL("unexpected client:%d\n", client);
break; break;
} }