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Commit 1688fba9 authored by Houston Hoffman's avatar Houston Hoffman Committed by Akash Patel
Browse files

qcacld-3.0: Provide hif runtime suspend resume apis 

hif runtime suspend resume is identical to a regular bus suspend
resume, but provide a different api just in case this changes.

Change-Id: If069df7733d6a1ebe38d356ac5bdd4e2a250118b
CRs-Fixed: 935300
parent dbfb7ad8

core/hif/inc/hif.h

+2 −0
Original line number Diff line number Diff line
@@ -684,6 +684,8 @@ void hif_runtime_pm_set_state_inprogress(void); 
void hif_runtime_pm_set_state_on(void);



void hif_enable_power_management(void *hif_ctx);

int hif_runtime_suspend(void);

int hif_runtime_resume(void);

int hif_bus_resume(void);

int hif_bus_suspend(void);

void hif_vote_link_down(void);

core/hif/src/pcie/if_pci.c

+25 −3
Original line number Diff line number Diff line
@@ -1797,9 +1797,10 @@ static int hif_bus_resume_link_down(void) 


/**

 * hif_bus_suspend(): prepare hif for suspend

 *

 * chose suspend type based on link suspend voting.

 *

 * Return: linux status

 * Return: 0 for success and non-zero error code for failure

 */

int hif_bus_suspend(void)

{
@@ -1810,10 +1811,11 @@ int hif_bus_suspend(void) 
}



/**

 * hif_bus_suspend(): prepare hif for suspend

 * hif_bus_resume(): prepare hif for resume

 *

 * chose suspend type based on link suspend voting.

 *

 * Return: linux status

 * Return: 0 for success and non-zero error code for failure

 */

int hif_bus_resume(void)

{
@@ -1881,6 +1883,26 @@ void hif_runtime_pm_set_state_suspended(void) 
	__hif_runtime_pm_set_state(HIF_PM_RUNTIME_STATE_SUSPENDED);

}



/**

 * hif_runtime_suspend() - do the bus suspend part of a runtime suspend

 *

 * Return: 0 for success and non-zero error code for failure

 */

int hif_runtime_suspend(void)

{

	return hif_bus_suspend();

}



/**

 * hif_runtime_resume() - do the bus resume part of a runtime resume

 *

 *  Return: 0 for success and non-zero error code for failure

 */

int hif_runtime_resume(void)

{

	return hif_bus_resume();

}



void hif_disable_isr(void *ol_sc)

{

	struct ol_softc *scn = (struct ol_softc *)ol_sc;

core/hif/src/snoc/if_snoc.c

+20 −0
Original line number Diff line number Diff line
@@ -141,6 +141,15 @@ void hif_runtime_pm_set_state_on(void) 
{

}



/**

 * hif_runtime_pm_set_state_suspended() - dummy function

 *

 * currently runtime pm only supported in pci

 */

void hif_runtime_pm_set_state_suspended(void)

{

}



/**

 * hif_bus_suspend() - suspend the bus

 *
@@ -167,6 +176,17 @@ int hif_bus_resume(void) 
	return 0;

}



static int hif_runtime_suspend(void)

{

	return hif_bus_suspend();

}



static int hif_runtime_resume(void)

{

	return hif_bus_resume();

}





/**

 * hif_enable_power_gating(): enable HW power gating

 *