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Commit 0d38f7ef authored by Sameer Thalappil's avatar Sameer Thalappil
Browse files

cnss: Add support for platform capability API 



WLAN driver uses the platform capability API to query and then configure
platform specific information.

CRs-Fixed: 655470
Change-Id: Id12474c6e12ed49775ec26d24d667305d6ce2ed8
Signed-off-by: default avatarSameer Thalappil <sameert@codeaurora.org>
parent d8f87b5d

drivers/net/wireless/cnss/cnss.c

+15 −0
Original line number Diff line number Diff line
@@ -104,6 +104,7 @@ static struct cnss_data { 
	void *subsys_handle;

	struct esoc_desc *esoc_desc;

	bool notify_modem_status;

	struct cnss_platform_cap cap;

} *penv;
@@ -283,6 +284,7 @@ static int cnss_wlan_get_resources(struct platform_device *pdev) 
			pr_err("%s: vreg initial vote failed\n", __func__);

			goto err_reg_enable2;

		}

		penv->cap.cap_flag |= CNSS_HAS_EXTERNAL_SWREG;

	}



	vreg_info->state = VREG_ON;
@@ -1276,6 +1278,19 @@ int cnss_request_bus_bandwidth(int bandwidth) 
}

EXPORT_SYMBOL(cnss_request_bus_bandwidth);



int cnss_get_platform_cap(struct cnss_platform_cap *cap)

{

	if (!penv)

		return -ENODEV;



	if (cap)

		*cap = penv->cap;



	return 0;



}

EXPORT_SYMBOL(cnss_get_platform_cap);



module_init(cnss_initialize);

module_exit(cnss_exit);

include/net/cnss.h

+10 −0
Original line number Diff line number Diff line
@@ -49,6 +49,15 @@ struct cnss_wlan_driver { 
	const struct pci_device_id *id_table;

};



/* platform capabilities */

enum cnss_platform_cap_flag {

	CNSS_HAS_EXTERNAL_SWREG = 0x01,

};



struct cnss_platform_cap {

	u32 cap_flag;

};



extern void cnss_device_crashed(void);

extern void cnss_device_self_recovery(void);

extern int cnss_get_ramdump_mem(unsigned long *address, unsigned long *size);
@@ -71,5 +80,6 @@ extern void cnss_pm_wake_lock_destroy(struct wakeup_source *ws); 
extern int cnss_set_cpus_allowed_ptr(struct task_struct *task, ulong cpu);

extern void cnss_request_pm_qos(u32 qos_val);

extern void cnss_remove_pm_qos(void);

extern int cnss_get_platform_cap(struct cnss_platform_cap *cap);



#endif /* _NET_CNSS_H_ */