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Commit 0f724066 authored by qctecmdr Service's avatar qctecmdr Service Committed by Gerrit - the friendly Code Review server
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Merge "msm: ipa: Fix timing issues for IPA PM test suite"

parents 1b11744f c68788c6

drivers/platform/msm/ipa/ipa_v3/ipa_pm.c

+14 −2
Original line number Diff line number Diff line
@@ -453,6 +453,7 @@ static void delayed_deferred_deactivate_work_func(struct work_struct *work) 
	struct delayed_work *dwork;

	struct ipa_pm_client *client;

	unsigned long flags;

	unsigned long delay;



	dwork = container_of(work, struct delayed_work, work);

	client = container_of(dwork, struct ipa_pm_client, deactivate_work);
@@ -464,8 +465,13 @@ static void delayed_deferred_deactivate_work_func(struct work_struct *work) 
		client->state = IPA_PM_ACTIVATED;

		goto bail;

	case IPA_PM_ACTIVATED_PENDING_RESCHEDULE:

		delay = IPA_PM_DEFERRED_TIMEOUT;

		if (ipa3_ctx->ipa3_hw_mode == IPA_HW_MODE_VIRTUAL ||

			ipa3_ctx->ipa3_hw_mode == IPA_HW_MODE_EMULATION)

			delay *= 5;



		queue_delayed_work(ipa_pm_ctx->wq, &client->deactivate_work,

			msecs_to_jiffies(IPA_PM_DEFERRED_TIMEOUT));

			msecs_to_jiffies(delay));

		client->state = IPA_PM_ACTIVATED_PENDING_DEACTIVATION;

		goto bail;

	case IPA_PM_ACTIVATED_PENDING_DEACTIVATION:
@@ -1006,6 +1012,7 @@ int ipa_pm_deferred_deactivate(u32 hdl) 
{

	struct ipa_pm_client *client;

	unsigned long flags;

	unsigned long delay;



	if (ipa_pm_ctx == NULL) {

		IPA_PM_ERR("PM_ctx is null\n");
@@ -1029,9 +1036,14 @@ int ipa_pm_deferred_deactivate(u32 hdl) 
		spin_unlock_irqrestore(&client->state_lock, flags);

		return 0;

	case IPA_PM_ACTIVATED:

		delay = IPA_PM_DEFERRED_TIMEOUT;

		if (ipa3_ctx->ipa3_hw_mode == IPA_HW_MODE_VIRTUAL ||

			ipa3_ctx->ipa3_hw_mode == IPA_HW_MODE_EMULATION)

			delay *= 5;



		client->state = IPA_PM_ACTIVATED_PENDING_DEACTIVATION;

		queue_delayed_work(ipa_pm_ctx->wq, &client->deactivate_work,

			msecs_to_jiffies(IPA_PM_DEFERRED_TIMEOUT));

			msecs_to_jiffies(delay));

		break;

	case IPA_PM_ACTIVATED_TIMER_SET:

	case IPA_PM_ACTIVATED_PENDING_DEACTIVATION:

drivers/platform/msm/ipa/test/ipa_pm_ut.c

+72 −45
Original line number Diff line number Diff line
@@ -24,12 +24,21 @@ struct callback_param { 
static int ipa_pm_ut_setup(void **ppriv)

{

	int i;

	int vote;



	IPA_UT_DBG("Start Setup\n");



	/* decrement UT vote */

	IPA_ACTIVE_CLIENTS_DEC_SPECIAL("IPA_UT");



	vote = atomic_read(&ipa3_ctx->ipa3_active_clients.cnt);

	if (vote) {

		IPA_UT_ERR("clock vote is not zero %d\n", vote);

		IPA_UT_TEST_FAIL_REPORT("clock is voted");

		IPA_ACTIVE_CLIENTS_INC_SPECIAL("IPA_UT");

		return -EINVAL;

	}



	/*decouple PM from RPM */

	ipa3_ctx->enable_clock_scaling = false;
@@ -112,7 +121,7 @@ static int clean_up(int n, ...) 
}





/* test 1.1 */

/* test 1 */

static int ipa_pm_ut_single_registration(void *priv)

{

	int rc = 0;
@@ -156,7 +165,8 @@ static int ipa_pm_ut_single_registration(void *priv) 
		return -EFAULT;

	}



	if (!wait_for_completion_timeout(&user_data.complete, HZ)) {

	if (!wait_for_completion_timeout(&user_data.complete,

		msecs_to_jiffies(2000))) {

		IPA_UT_ERR("timeout waiting for activate_callback\n");

		IPA_UT_TEST_FAIL_REPORT("activate callback not called");

		return -ETIME;
@@ -177,8 +187,8 @@ static int ipa_pm_ut_single_registration(void *priv) 


	rc = ipa_pm_deregister(hdl);

	if (rc == 0) {

		IPA_UT_ERR("deregister was not unsuccesful - rc = %d\n", rc);

		IPA_UT_TEST_FAIL_REPORT("deregister was not unsuccesful");

		IPA_UT_ERR("deregister succeeded while it should not\n");

		IPA_UT_TEST_FAIL_REPORT("deregister should not succeed");

		return -EFAULT;

	}
@@ -197,7 +207,7 @@ static int ipa_pm_ut_single_registration(void *priv) 
		return -EINVAL;

	}



	msleep(200);

	msleep(2000);



	vote = atomic_read(&ipa3_ctx->ipa3_active_clients.cnt);

	if (vote != 0) {
@@ -215,8 +225,8 @@ static int ipa_pm_ut_single_registration(void *priv) 


	rc = ipa_pm_activate(hdl);

	if (rc == 0) {

		IPA_UT_ERR("activate was not unsuccesful- rc = %d\n", rc);

		IPA_UT_TEST_FAIL_REPORT("activate was not unsuccesful");

		IPA_UT_ERR("activate succeeded while it should not\n");

		IPA_UT_TEST_FAIL_REPORT("activate should not succeed");

		return -EFAULT;

	}
@@ -229,7 +239,7 @@ static int ipa_pm_ut_single_registration(void *priv) 
	return 0;

}



/* test 1.1 */

/* test 2 */

static int ipa_pm_ut_double_register_activate(void *priv)

{

	int rc = 0;
@@ -280,14 +290,16 @@ static int ipa_pm_ut_double_register_activate(void *priv) 
		return -EFAULT;

	}



	/* It is possible that previous activation already completed. */

	rc = ipa_pm_activate(hdl);

	if (rc != -EINPROGRESS) {

		IPA_UT_ERR("fail to do nothing - rc = %d\n", rc);

		IPA_UT_TEST_FAIL_REPORT("do nothing failed");

	if (rc != -EINPROGRESS && rc != 0) {

		IPA_UT_ERR("second time activation failed - rc = %d\n", rc);

		IPA_UT_TEST_FAIL_REPORT("second time activation failed");

		return -EFAULT;

	}



	if (!wait_for_completion_timeout(&user_data.complete, HZ)) {

	if (!wait_for_completion_timeout(&user_data.complete,

		msecs_to_jiffies(2000))) {

		IPA_UT_ERR("timeout waiting for activate_callback\n");

		IPA_UT_TEST_FAIL_REPORT("activate callback not called");

		return -ETIME;
@@ -306,7 +318,7 @@ static int ipa_pm_ut_double_register_activate(void *priv) 
		return -EFAULT;

	}



	msleep(200);

	msleep(2000);



	vote = atomic_read(&ipa3_ctx->ipa3_active_clients.cnt);

	if (vote != 1) {
@@ -333,7 +345,7 @@ static int ipa_pm_ut_double_register_activate(void *priv) 
	return rc;

}



/* test 2 */

/* test 3 */

static int ipa_pm_ut_deferred_deactivate(void *priv)

{

	int rc = 0;
@@ -377,7 +389,8 @@ static int ipa_pm_ut_deferred_deactivate(void *priv) 
		return -EFAULT;

	}



	if (!wait_for_completion_timeout(&user_data.complete, HZ)) {

	if (!wait_for_completion_timeout(&user_data.complete,

		msecs_to_jiffies(2000))) {

		IPA_UT_ERR("timeout waiting for activate_callback\n");

		IPA_UT_TEST_FAIL_REPORT("activate callback not called");

		return -ETIME;
@@ -411,7 +424,7 @@ static int ipa_pm_ut_deferred_deactivate(void *priv) 
		return -EFAULT;

	}



	msleep(200);

	msleep(2000);



	vote = atomic_read(&ipa3_ctx->ipa3_active_clients.cnt);

	if (vote != 1) {
@@ -439,7 +452,7 @@ static int ipa_pm_ut_deferred_deactivate(void *priv) 
}





/*test 3*/

/* test 4 */

static int ipa_pm_ut_two_clients_activate(void *priv)

{

	int rc = 0;
@@ -447,7 +460,7 @@ static int ipa_pm_ut_two_clients_activate(void *priv) 
	u32 pipes;

	struct callback_param user_data_USB;

	struct callback_param user_data_WLAN;



	bool wait_for_completion;



	struct ipa_pm_init_params init_params = {

		.threshold_size = 2,
@@ -512,7 +525,7 @@ static int ipa_pm_ut_two_clients_activate(void *priv) 
	}



	rc = ipa_pm_associate_ipa_cons_to_client(hdl_WLAN,

		IPA_CLIENT_WLAN2_CONS);

		IPA_CLIENT_USB_DPL_CONS);

	if (rc) {

		IPA_UT_ERR("fail to map client 2 to multiplt pipes rc = %d\n",

			rc);
@@ -527,14 +540,19 @@ static int ipa_pm_ut_two_clients_activate(void *priv) 
		return -EFAULT;

	}



	/* It could be that USB enabled clocks so WLAN will be activated

	 * without delay.

	 */

	rc = ipa_pm_activate(hdl_WLAN);

	if (rc != -EINPROGRESS) {

		IPA_UT_ERR("fail to queue work for client 2 - rc = %d\n", rc);

		IPA_UT_TEST_FAIL_REPORT("queue activate work failed");

	if (rc != -EINPROGRESS && rc != 0) {

		IPA_UT_ERR("failed to activate WLAN - rc = %d\n", rc);

		IPA_UT_TEST_FAIL_REPORT("failed to activate WLAN");

		return -EFAULT;

	}

	wait_for_completion = !rc ? false : true;



	if (!wait_for_completion_timeout(&user_data_USB.complete, HZ)) {

	if (!wait_for_completion_timeout(&user_data_USB.complete,

		msecs_to_jiffies(2000))) {

		IPA_UT_ERR("timeout waiting for activate_callback 1\n");

		IPA_UT_TEST_FAIL_REPORT("activate callback not called");

		return -ETIME;
@@ -546,13 +564,17 @@ static int ipa_pm_ut_two_clients_activate(void *priv) 
		return -EFAULT;

	}



	if (!wait_for_completion_timeout(&user_data_WLAN.complete, HZ)) {

	if (wait_for_completion &&

		!wait_for_completion_timeout(&user_data_WLAN.complete,

		msecs_to_jiffies(2000))) {

		IPA_UT_ERR("timeout waiting for activate_callback 2\n");

		IPA_UT_TEST_FAIL_REPORT("activate callback not called");

		return -ETIME;

	}



	if (user_data_WLAN.evt != IPA_PM_CLIENT_ACTIVATED) {

	/* In case WLAN activated immediately, there will be no event */

	if (wait_for_completion &&

		user_data_WLAN.evt != IPA_PM_CLIENT_ACTIVATED) {

		IPA_UT_ERR("Callback = %d\n", user_data_WLAN.evt);

		IPA_UT_TEST_FAIL_REPORT("wrong callback called");

		return -EFAULT;
@@ -576,7 +598,7 @@ static int ipa_pm_ut_two_clients_activate(void *priv) 
		return -EFAULT;

	}



	msleep(200);

	msleep(2000);



	rc = ipa_pm_activate(hdl_USB);

	if (rc) {
@@ -587,13 +609,14 @@ static int ipa_pm_ut_two_clients_activate(void *priv) 


	pipes = 1 << ipa_get_ep_mapping(IPA_CLIENT_USB_CONS);

	pipes |= 1 << ipa_get_ep_mapping(IPA_CLIENT_WLAN1_CONS);

	pipes |= 1 << ipa_get_ep_mapping(IPA_CLIENT_WLAN2_CONS);

	pipes |= 1 << ipa_get_ep_mapping(IPA_CLIENT_USB_DPL_CONS);



	IPA_UT_DBG("pipes = %d\n", pipes);



	rc = ipa_pm_handle_suspend(pipes);



	if (!wait_for_completion_timeout(&user_data_USB.complete, HZ)) {

	if (!wait_for_completion_timeout(&user_data_USB.complete,

		msecs_to_jiffies(2000))) {

		IPA_UT_ERR("timeout waiting for wakeup_callback 1\n");

		IPA_UT_TEST_FAIL_REPORT("wakeup callback not called");

		return -ETIME;
@@ -605,7 +628,8 @@ static int ipa_pm_ut_two_clients_activate(void *priv) 
		return -EFAULT;

	}



	if (!wait_for_completion_timeout(&user_data_WLAN.complete, HZ)) {

	if (!wait_for_completion_timeout(&user_data_WLAN.complete,

		msecs_to_jiffies(2000))) {

		IPA_UT_ERR("timeout waiting for wakeup_callback 2\n");

		IPA_UT_TEST_FAIL_REPORT("wakeup callback not called");

		return -ETIME;
@@ -637,7 +661,8 @@ static int ipa_pm_ut_two_clients_activate(void *priv) 


	rc = ipa_pm_handle_suspend(pipes);



	if (!wait_for_completion_timeout(&user_data_USB.complete, HZ)) {

	if (!wait_for_completion_timeout(&user_data_USB.complete,

		msecs_to_jiffies(2000))) {

		IPA_UT_ERR("timeout waiting for wakeup_callback 1\n");

		IPA_UT_TEST_FAIL_REPORT("wakeup callback not called");

		return -ETIME;
@@ -653,7 +678,7 @@ static int ipa_pm_ut_two_clients_activate(void *priv) 
	return rc;

}



/* test 4 */

/* test 5 */

static int ipa_pm_ut_deactivate_all_deferred(void *priv)

{
@@ -726,7 +751,8 @@ static int ipa_pm_ut_deactivate_all_deferred(void *priv) 
		return -EFAULT;

	}



	if (!wait_for_completion_timeout(&user_data.complete, HZ)) {

	if (!wait_for_completion_timeout(&user_data.complete,

		msecs_to_jiffies(2000))) {

		IPA_UT_ERR("timeout waiting for activate_callback 1\n");

		IPA_UT_TEST_FAIL_REPORT("activate callback not called");

		return -ETIME;
@@ -790,7 +816,7 @@ static int ipa_pm_ut_deactivate_all_deferred(void *priv) 
		return -EINVAL;

	}



	msleep(200);

	msleep(2000);

	vote = atomic_read(&ipa3_ctx->ipa3_active_clients.cnt);

	if (vote != 1) {

		IPA_UT_ERR("clock vote is at %d\n", vote);
@@ -854,7 +880,7 @@ static int ipa_pm_ut_deactivate_after_activate(void *priv) 
		return -EFAULT;

	}



	msleep(200);

	msleep(2000);

	vote = atomic_read(&ipa3_ctx->ipa3_active_clients.cnt);

	if (vote) {

		IPA_UT_ERR("clock vote is at %d\n", vote);
@@ -877,7 +903,7 @@ static int ipa_pm_ut_deactivate_after_activate(void *priv) 
		return -EFAULT;

	}



	msleep(200);

	msleep(2000);

	vote = atomic_read(&ipa3_ctx->ipa3_active_clients.cnt);

	if (vote) {

		IPA_UT_ERR("clock vote is at %d\n", vote);
@@ -941,7 +967,8 @@ static int ipa_pm_ut_atomic_activate(void *priv) 
	}

	spin_unlock_irqrestore(&lock, flags);



	if (!wait_for_completion_timeout(&user_data.complete, HZ)) {

	if (!wait_for_completion_timeout(&user_data.complete,

		msecs_to_jiffies(2000))) {

		IPA_UT_ERR("timeout waiting for activate_callback\n");

		IPA_UT_TEST_FAIL_REPORT("activate callback not called");

		return -ETIME;
@@ -1046,7 +1073,7 @@ static int ipa_pm_ut_deactivate_loop(void *priv) 
		return -EFAULT;

	}



	msleep(200);

	msleep(2000);

	vote = atomic_read(&ipa3_ctx->ipa3_active_clients.cnt);

	if (vote != 2) {

		IPA_UT_ERR("clock vote is at %d\n", vote);
@@ -1089,7 +1116,7 @@ static int ipa_pm_ut_deactivate_loop(void *priv) 
		}

	}



	msleep(200);

	msleep(2000);

	vote = atomic_read(&ipa3_ctx->ipa3_active_clients.cnt);

	if (vote != 1) {

		IPA_UT_ERR("clock vote is at %d\n", vote);
@@ -1184,7 +1211,7 @@ static int ipa_pm_ut_set_perf_profile(void *priv) 
		return -EFAULT;

	}



	msleep(200);

	msleep(2000);

	idx = ipa3_ctx->ipa3_active_clients.bus_vote_idx;

	if (idx != 2) {

		IPA_UT_ERR("clock plan is at %d\n", idx);
@@ -1313,7 +1340,7 @@ static int ipa_pm_ut_group_tput(void *priv) 
		return -EINVAL;

	}



	msleep(200);

	msleep(2000);

	idx = ipa3_ctx->ipa3_active_clients.bus_vote_idx;

	if (idx != 1) {

		IPA_UT_ERR("clock plan is at %d\n", idx);
@@ -1350,7 +1377,7 @@ static int ipa_pm_ut_group_tput(void *priv) 
		return -EINVAL;

	}



	msleep(200);

	msleep(2000);

	idx = ipa3_ctx->ipa3_active_clients.bus_vote_idx;

	if (idx != 2) {

		IPA_UT_ERR("clock plan is at %d\n", idx);
@@ -1480,7 +1507,7 @@ static int ipa_pm_ut_skip_clk_vote_tput(void *priv) 
		return -EINVAL;

	}



	msleep(200);

	msleep(2000);

	idx = ipa3_ctx->ipa3_active_clients.bus_vote_idx;

	if (idx != 2) {

		IPA_UT_ERR("clock plan is at %d\n", idx);
@@ -1517,7 +1544,7 @@ static int ipa_pm_ut_skip_clk_vote_tput(void *priv) 
		return -EINVAL;

	}



	msleep(200);

	msleep(2000);

	idx = ipa3_ctx->ipa3_active_clients.bus_vote_idx;

	if (idx != 3) {

		IPA_UT_ERR("clock plan is at %d\n", idx);
@@ -1647,7 +1674,7 @@ static int ipa_pm_ut_simple_exception(void *priv) 
		return -EINVAL;

	}



	msleep(200);

	msleep(2000);

	idx = ipa3_ctx->ipa3_active_clients.bus_vote_idx;

	if (idx != 2) {

		IPA_UT_ERR("clock plan is at %d\n", idx);
@@ -1684,7 +1711,7 @@ static int ipa_pm_ut_simple_exception(void *priv) 
		return -EINVAL;

	}



	msleep(200);

	msleep(2000);

	idx = ipa3_ctx->ipa3_active_clients.bus_vote_idx;

	if (idx != 3) {

		IPA_UT_ERR("clock plan is at %d\n", idx);