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Commit 3cb214a2 authored by Govind Singh's avatar Govind Singh Committed by Gerrit - the friendly Code Review server
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cnss_utils: Export method to register avtimer ops 



Export method to register avtimer ops to control avtimer
enable/disable methods.

Change-Id: Iaa454b716a69f59a0eb60dce2f53f7df05971a8f
Signed-off-by: default avatarGovind Singh <govinds@codeaurora.org>
parent 02899c18

drivers/net/wireless/cnss_utils/cnss_utils.c

+55 −0
Original line number Diff line number Diff line
@@ -49,6 +49,10 @@ struct cnss_wlan_mac_addr { 
	u32 no_of_mac_addr_set;

};



#ifdef CONFIG_CNSS_TIMESYNC

static struct avtimer_cnss_fptr_t avtimer_func;

#endif



enum mac_type {

	CNSS_MAC_PROVISIONED,

	CNSS_MAC_DERIVED,
@@ -68,6 +72,54 @@ static struct cnss_utils_priv { 
	struct dentry *root_dentry;

} *cnss_utils_priv;



#ifdef CONFIG_CNSS_TIMESYNC

/**

 * cnss_utils_set_avtimer_fptr() - Set avtimer function pointer

 * @avtimer: struct of type avtimer_cnss_fptr_t to hold function pointer.

 *

 * Initialize the function pointers sent by the avtimer driver

 *

 */

void cnss_utils_set_avtimer_fptr(struct avtimer_cnss_fptr_t avtimer)

{

	avtimer_func.fptr_avtimer_open   = avtimer.fptr_avtimer_open;

	avtimer_func.fptr_avtimer_enable = avtimer.fptr_avtimer_enable;

	avtimer_func.fptr_avtimer_get_time = avtimer.fptr_avtimer_get_time;

}

EXPORT_SYMBOL(cnss_utils_set_avtimer_fptr);



static void cnss_utils_start_avtimer(void)

{

	if (avtimer_func.fptr_avtimer_open &&

	    avtimer_func.fptr_avtimer_enable) {

		avtimer_func.fptr_avtimer_open();

		avtimer_func.fptr_avtimer_enable(1);

	} else {

		pr_err("AV Timer is not supported\n");

	}

}



static void cnss_utils_stop_avtimer(void)

{

	if (avtimer_func.fptr_avtimer_enable)

		avtimer_func.fptr_avtimer_enable(0);

	else

		pr_err("AV Timer is not supported\n");

}

#else

static void cnss_utils_start_avtimer(void)

{

	pr_err("AV Timer is not supported\n");

}

EXPORT_SYMBOL(cnss_utils_start_avtimer);



static void cnss_utils_stop_avtimer(void)

{

	pr_err("AV Timer is not supported\n");

}

EXPORT_SYMBOL(cnss_utils_stop_avtimer);

#endif



int cnss_utils_set_wlan_unsafe_channel(struct device *dev,

				       u16 *unsafe_ch_list, u16 ch_count)

{
@@ -384,6 +436,7 @@ int cnss_get_audio_wlan_timestamp(struct device *dev, 
		return -ENOMEM;

	}



	cnss_utils_start_avtimer();

	/* Enable PMU int for audio strobe, int #23,  is enabled */

	value = ioread32(lpass_pmu_int_en);

	iowrite32(value | BIT(23), lpass_pmu_int_en);
@@ -414,6 +467,8 @@ int cnss_get_audio_wlan_timestamp(struct device *dev, 
	value = ioread32(lpass_pmu_int_clr);

	iowrite32(value | BIT(23), lpass_pmu_int_clr);



	cnss_utils_stop_avtimer();



	return 0;

}

EXPORT_SYMBOL(cnss_get_audio_wlan_timestamp);

include/net/cnss_utils.h

+8 −0
Original line number Diff line number Diff line
@@ -45,9 +45,17 @@ enum wlan_time_sync_trigger_type { 
	CNSS_NEGATIVE_EDGE_TRIGGER,

};



struct avtimer_cnss_fptr_t {

	int (*fptr_avtimer_open)(void);

	int (*fptr_avtimer_enable)(int enable);

	int (*fptr_avtimer_get_time)(uint64_t *avtimer_tick);

};



extern int cnss_get_audio_wlan_timestamp(struct device *dev,

					 enum wlan_time_sync_trigger_type type,

					 u64 *lpass_ts);



extern void cnss_utils_set_avtimer_fptr(struct avtimer_cnss_fptr_t avtimer);

#endif



#endif