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Commit 9b0c48a3 authored by Yue Ma's avatar Yue Ma Committed by Gerrit - the friendly Code Review server
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cnss2: Add API to get WLAN soc information 



Expose the API so that WLAN host driver is able to query WLAN SOC
related information.

Change-Id: I62f7836ba4701c5017c0e5815a4cf549e1ee4ba4
Signed-off-by: default avatarYue Ma <yuem@codeaurora.org>
parent 3defea66

drivers/net/wireless/cnss2/main.c

+17 −0
Original line number Diff line number Diff line
@@ -203,6 +203,23 @@ int cnss_get_platform_cap(struct cnss_platform_cap *cap) 
}

EXPORT_SYMBOL(cnss_get_platform_cap);



int cnss_get_soc_info(struct device *dev, struct cnss_soc_info *info)

{

	int ret = 0;

	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(dev);

	void *bus_priv = cnss_bus_dev_to_bus_priv(dev);



	if (!plat_priv)

		return -ENODEV;



	ret = cnss_pci_get_bar_info(bus_priv, &info->va, &info->pa);

	if (ret)

		return ret;



	return 0;

}

EXPORT_SYMBOL(cnss_get_soc_info);



void cnss_set_driver_status(enum cnss_driver_status driver_status)

{

	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(NULL);

drivers/net/wireless/cnss2/pci.c

+12 −0
Original line number Diff line number Diff line
@@ -570,6 +570,18 @@ out: 
}

EXPORT_SYMBOL(cnss_auto_resume);



int cnss_pci_get_bar_info(struct cnss_pci_data *pci_priv, void __iomem **va,

			  phys_addr_t *pa)

{

	if (!pci_priv)

		return -ENODEV;



	*va = pci_priv->bar;

	*pa = pci_resource_start(pci_priv->pci_dev, PCI_BAR_NUM);



	return 0;

}



#ifdef CONFIG_CNSS_QCA6290

#define PCI_MAX_BAR_SIZE		0xD00000

drivers/net/wireless/cnss2/pci.h

+2 −0
Original line number Diff line number Diff line
@@ -108,5 +108,7 @@ int cnss_suspend_pci_link(struct cnss_pci_data *pci_priv); 
int cnss_resume_pci_link(struct cnss_pci_data *pci_priv);

int cnss_pci_init(struct cnss_plat_data *plat_priv);

void cnss_pci_deinit(struct cnss_plat_data *plat_priv);

int cnss_pci_get_bar_info(struct cnss_pci_data *pci_priv, void __iomem **va,

			  phys_addr_t *pa);



#endif /* _CNSS_PCI_H */

include/net/cnss2.h

+13 −0
Original line number Diff line number Diff line
@@ -16,6 +16,7 @@ 
#include <linux/pci.h>



#define CNSS_MAX_FILE_NAME		20

#define CNSS_MAX_TIMESTAMP_LEN		32



enum cnss_bus_width_type {

	CNSS_BUS_WIDTH_NONE,
@@ -43,6 +44,17 @@ struct cnss_fw_files { 
	char evicted_data[CNSS_MAX_FILE_NAME];

};



struct cnss_soc_info {

	void __iomem *va;

	phys_addr_t pa;

	uint32_t chip_id;

	uint32_t chip_family;

	uint32_t board_id;

	uint32_t soc_id;

	uint32_t fw_version;

	char fw_build_timestamp[CNSS_MAX_TIMESTAMP_LEN + 1];

};



struct cnss_wlan_runtime_ops {

	int (*runtime_suspend)(struct pci_dev *pdev);

	int (*runtime_resume)(struct pci_dev *pdev);
@@ -78,6 +90,7 @@ extern void *cnss_get_virt_ramdump_mem(unsigned long *size); 
extern int cnss_get_fw_files_for_target(struct cnss_fw_files *pfw_files,

					u32 target_type, u32 target_version);

extern int cnss_get_platform_cap(struct cnss_platform_cap *cap);

extern int cnss_get_soc_info(struct device *dev, struct cnss_soc_info *info);

extern void cnss_set_driver_status(enum cnss_driver_status driver_status);

extern int cnss_request_bus_bandwidth(int bandwidth);

extern int cnss_set_wlan_unsafe_channel(u16 *unsafe_ch_list, u16 ch_count);