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Merge "msm: ipa4: Add change to stop netdev"

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This commit is contained in:
qctecmdr 2020-10-19 18:16:47 -07:00 • committed by Gerrit - the friendly Code Review server
commit c8e9fa2ecb
2 changed files with 9 additions and 4 deletions
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8
drivers/platform/msm/ipa/ipa_v3/ipa.c
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@ -3965,6 +3965,8 @@ void ipa3_update_ssr_state(bool is_ssr)
*/
void ipa3_q6_pre_shutdown_cleanup(void)
{
bool prod = false;
IPADBG_LOW("ENTER\n");
IPA_ACTIVE_CLIENTS_INC_SIMPLE();
@ -3973,6 +3975,10 @@ void ipa3_q6_pre_shutdown_cleanup(void)
if (!ipa3_ctx->ipa_endp_delay_wa)
ipa3_q6_pipe_delay(true);
ipa3_q6_avoid_holb();
if (ipa3_ctx->ipa_hw_type >= IPA_HW_v4_0) {
prod = true;
ipa3_halt_q6_gsi_channels(prod);
}
if (ipa3_ctx->ipa_config_is_mhi)
ipa3_set_reset_client_cons_pipe_sus_holb(true,
IPA_CLIENT_MHI_CONS);
@ -4030,8 +4036,6 @@ void ipa3_q6_post_shutdown_cleanup(void)
/* halt both prod and cons channels starting at IPAv4 */
if (ipa3_ctx->ipa_hw_type >= IPA_HW_v4_0) {
prod = true;
ipa3_halt_q6_gsi_channels(prod);
IPA_ACTIVE_CLIENTS_DEC_SIMPLE();
IPADBG("Exit without consumer check\n");
return;

5
drivers/platform/msm/ipa/ipa_v3/rmnet_ipa.c
View file

@ -2857,12 +2857,13 @@ static int ipa3_lcl_mdm_ssr_notifier_cb(struct notifier_block *this,
switch (code) {
case SUBSYS_BEFORE_SHUTDOWN:
IPAWANINFO("IPA received MPSS BEFORE_SHUTDOWN\n");
/*Stop netdev first to stop queueing pkts to Q6 */
if (IPA_NETDEV())
netif_stop_queue(IPA_NETDEV());
/* send SSR before-shutdown notification to IPACM */
rmnet_ipa_send_ssr_notification(false);
atomic_set(&rmnet_ipa3_ctx->is_ssr, 1);
ipa3_q6_pre_shutdown_cleanup();
if (IPA_NETDEV())
netif_stop_queue(IPA_NETDEV());
ipa3_qmi_stop_workqueues();
ipa3_wan_ioctl_stop_qmi_messages();
ipa_stop_polling_stats();