evie/android_kernel_oneplus_msm8998
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mhi: core: Ignore ESOC notifications for SHUTDOWN

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MHI clients should not be notified of ESOC shutdown notifications,
since MDM communication is still necessary after such a notification
is received.

Change-Id: I4075b56e1f8666dea63949db7a62bd1698dc9df8
Signed-off-by: Andrei Danaila <adanaila@codeaurora.org>
This commit is contained in:
Andrei Danaila 2015-04-21 11:08:37 -07:00 • committed by David Keitel
parent ed251f7413
commit 40b5d4fef8
1 changed files with 6 additions and 14 deletions
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20
drivers/platform/msm/mhi/mhi_ssr.c
View file

@ -50,28 +50,20 @@ static int mhi_ssr_notify_cb(struct notifier_block *nb,
case SUBSYS_BEFORE_SHUTDOWN:
mhi_log(MHI_MSG_INFO,
"Received Subsystem event BEFORE_SHUTDOWN\n");
mhi_notify_clients(mhi_dev_ctxt, MHI_CB_MHI_DISABLED);
atomic_set(&mhi_dev_ctxt->flags.pending_ssr, 1);
mhi_log(MHI_MSG_INFO,
"Not notifying clients\n");
break;
case SUBSYS_AFTER_SHUTDOWN:
mhi_log(MHI_MSG_INFO,
"Received Subsystem event AFTER_SHUTDOWN\n");
ret_val = mhi_init_state_transition(mhi_dev_ctxt,
STATE_TRANSITION_LINK_DOWN);
if (MHI_STATUS_SUCCESS != ret_val) {
mhi_log(MHI_MSG_CRITICAL,
"Failed to init state transition, to %d\n",
STATE_TRANSITION_LINK_DOWN);
}
mhi_log(MHI_MSG_INFO,
"Not notifying clients\n");
break;
case SUBSYS_RAMDUMP_NOTIFICATION:
mhi_log(MHI_MSG_INFO,
"Received Subsystem event RAMDUMP\n");
ret_val = init_mhi_base_state(mhi_dev_ctxt);
if (MHI_STATUS_SUCCESS != ret_val)
mhi_log(MHI_MSG_CRITICAL,
"Failed to transition to base state %d.\n",
ret_val);
mhi_log(MHI_MSG_INFO,
"Not notifying clients\n");
break;
default:
mhi_log(MHI_MSG_INFO,