Commit 7e2cf4fe authored by Sony Chacko's avatar Sony Chacko Committed by David S. Miller
Browse files

qlcnic: change driver hardware interface mechanism 



Refactor 82xx driver to support new adapter - Qlogic 83XX CNA

Create adapter abstraction layer and seperate 82xx hardware access routines.
Create mailbox based HW interface mechanism

Signed-off-by: default avatarAnirban Chakraborty <anirban.chakraborty@qlogic.com>
Signed-off-by: default avatarSony Chacko <sony.chacko@qlogic.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 8395be5e

drivers/net/ethernet/qlogic/qlcnic/qlcnic.h

+278 −48
Original line number Diff line number Diff line
@@ -402,6 +402,7 @@ struct qlcnic_hardware_context { 
	struct qlcnic_hardware_ops *hw_ops;

	struct qlcnic_nic_intr_coalesce coal;

	struct qlcnic_fw_dump fw_dump;

	u32 *reg_tbl;

};



struct qlcnic_adapter_stats {
@@ -492,8 +493,6 @@ struct qlcnic_recv_context { 
/* HW context creation */



#define QLCNIC_OS_CRB_RETRY_COUNT	4000

#define QLCNIC_CDRP_SIGNATURE_MAKE(pcifn, version) \

	(((pcifn) & 0xff) | (((version) & 0xff) << 8) | (0xcafe << 16))



#define QLCNIC_CDRP_CMD_BIT		0x80000000
@@ -1266,10 +1265,8 @@ struct qlcnic_esw_statistics { 
#define QLCNIC_RESET_QUIESCENT		0xadd00020



struct _cdrp_cmd {

	u32 cmd;

	u32 arg1;

	u32 arg2;

	u32 arg3;

	u32 num;

	u32 *arg;

};



struct qlcnic_cmd_args {
@@ -1279,9 +1276,6 @@ struct qlcnic_cmd_args { 


int qlcnic_fw_cmd_get_minidump_temp(struct qlcnic_adapter *adapter);

int qlcnic_fw_cmd_set_port(struct qlcnic_adapter *adapter, u32 config);



int qlcnic_hw_read_wx_2M(struct qlcnic_adapter *adapter, ulong off);

int qlcnic_hw_write_wx_2M(struct qlcnic_adapter *, ulong off, u32 data);

int qlcnic_pci_mem_write_2M(struct qlcnic_adapter *, u64 off, u64 data);

int qlcnic_pci_mem_read_2M(struct qlcnic_adapter *, u64 off, u64 *data);

void qlcnic_pci_camqm_read_2M(struct qlcnic_adapter *, u64, u64 *);
@@ -1291,9 +1285,10 @@ void qlcnic_pci_camqm_write_2M(struct qlcnic_adapter *, u64, u64); 
	(((addr) < (high)) && ((addr) >= (low)))



#define QLCRD32(adapter, off) \

	(qlcnic_hw_read_wx_2M(adapter, off))

	(adapter->ahw->hw_ops->read_reg)(adapter, off)



#define QLCWR32(adapter, off, val) \

	(qlcnic_hw_write_wx_2M(adapter, off, val))

	adapter->ahw->hw_ops->write_reg(adapter, off, val)



int qlcnic_pcie_sem_lock(struct qlcnic_adapter *, int, u32);

void qlcnic_pcie_sem_unlock(struct qlcnic_adapter *, int);
@@ -1306,10 +1301,6 @@ void qlcnic_pcie_sem_unlock(struct qlcnic_adapter *, int); 
	qlcnic_pcie_sem_lock((a), 3, QLCNIC_PHY_LOCK_ID)

#define qlcnic_phy_unlock(a)	\

	qlcnic_pcie_sem_unlock((a), 3)

#define qlcnic_api_lock(a)	\

	qlcnic_pcie_sem_lock((a), 5, 0)

#define qlcnic_api_unlock(a)	\

	qlcnic_pcie_sem_unlock((a), 5)

#define qlcnic_sw_lock(a)	\

	qlcnic_pcie_sem_lock((a), 6, 0)

#define qlcnic_sw_unlock(a)	\
@@ -1324,9 +1315,7 @@ void qlcnic_pcie_sem_unlock(struct qlcnic_adapter *, int); 


#define MAX_CTL_CHECK 1000



int qlcnic_get_board_info(struct qlcnic_adapter *adapter);

int qlcnic_wol_supported(struct qlcnic_adapter *adapter);

int qlcnic_config_led(struct qlcnic_adapter *adapter, u32 state, u32 rate);

void qlcnic_prune_lb_filters(struct qlcnic_adapter *adapter);

void qlcnic_delete_lb_filters(struct qlcnic_adapter *adapter);

int qlcnic_dump_fw(struct qlcnic_adapter *);
@@ -1365,47 +1354,28 @@ void qlcnic_post_rx_buffers(struct qlcnic_adapter *adapter, 
int qlcnic_process_rcv_ring(struct qlcnic_host_sds_ring *sds_ring, int max);

void qlcnic_set_multi(struct net_device *netdev);

void qlcnic_free_mac_list(struct qlcnic_adapter *adapter);

int qlcnic_nic_set_promisc(struct qlcnic_adapter *adapter, u32);

int qlcnic_config_intr_coalesce(struct qlcnic_adapter *adapter);

int qlcnic_config_rss(struct qlcnic_adapter *adapter, int enable);

int qlcnic_config_ipaddr(struct qlcnic_adapter *adapter, __be32 ip, int cmd);

int qlcnic_linkevent_request(struct qlcnic_adapter *adapter, int enable);

void qlcnic_advert_link_change(struct qlcnic_adapter *adapter, int linkup);



int qlcnic_fw_cmd_set_mtu(struct qlcnic_adapter *adapter, int mtu);

int qlcnic_change_mtu(struct net_device *netdev, int new_mtu);

netdev_features_t qlcnic_fix_features(struct net_device *netdev,

	netdev_features_t features);

int qlcnic_set_features(struct net_device *netdev, netdev_features_t features);

int qlcnic_config_hw_lro(struct qlcnic_adapter *adapter, int enable);

int qlcnic_config_bridged_mode(struct qlcnic_adapter *adapter, u32 enable);

int qlcnic_send_lro_cleanup(struct qlcnic_adapter *adapter);

void qlcnic_update_cmd_producer(struct qlcnic_host_tx_ring *);

void qlcnic_fetch_mac(u32, u32, u8, u8 *);

void qlcnic_process_rcv_ring_diag(struct qlcnic_host_sds_ring *sds_ring);

void qlcnic_clear_lb_mode(struct qlcnic_adapter *adapter);

int qlcnic_set_lb_mode(struct qlcnic_adapter *adapter, u8 mode);



/* Functions from qlcnic_ethtool.c */

int qlcnic_check_loopback_buff(unsigned char *data, u8 mac[]);



/* Functions from qlcnic_main.c */

int qlcnic_reset_context(struct qlcnic_adapter *);

void qlcnic_issue_cmd(struct qlcnic_adapter *adapter, struct qlcnic_cmd_args *);

void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings);

int qlcnic_diag_alloc_res(struct net_device *netdev, int test);

netdev_tx_t qlcnic_xmit_frame(struct sk_buff *skb, struct net_device *netdev);

int qlcnic_validate_max_rss(struct net_device *netdev, u8 max_hw, u8 val);

int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data);

void qlcnic_dev_request_reset(struct qlcnic_adapter *);

int qlcnic_validate_max_rss(struct net_device *netdev, u8, u8);

void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter);



/* Management functions */

int qlcnic_get_mac_address(struct qlcnic_adapter *, u8*);

int qlcnic_get_nic_info(struct qlcnic_adapter *, struct qlcnic_info *, u8);

int qlcnic_set_nic_info(struct qlcnic_adapter *, struct qlcnic_info *);

int qlcnic_get_pci_info(struct qlcnic_adapter *, struct qlcnic_pci_info*);



/*  eSwitch management functions */

int qlcnic_config_switch_port(struct qlcnic_adapter *,

				struct qlcnic_esw_func_cfg *);
@@ -1418,12 +1388,10 @@ int qlcnic_get_eswitch_stats(struct qlcnic_adapter *, const u8, u8, 
					struct __qlcnic_esw_statistics *);

int qlcnic_clear_esw_stats(struct qlcnic_adapter *adapter, u8, u8, u8);

int qlcnic_get_mac_stats(struct qlcnic_adapter *, struct qlcnic_mac_statistics *);

extern int qlcnic_config_tso;



int qlcnic_napi_add(struct qlcnic_adapter *, struct net_device *);

void qlcnic_napi_del(struct qlcnic_adapter *adapter);

void qlcnic_napi_enable(struct qlcnic_adapter *adapter);

void qlcnic_napi_disable(struct qlcnic_adapter *adapter);

void qlcnic_free_mbx_args(struct qlcnic_cmd_args *cmd);

void qlcnic_napi_del(struct qlcnic_adapter *);



int qlcnic_alloc_sds_rings(struct qlcnic_recv_context *, int);

void qlcnic_free_sds_rings(struct qlcnic_recv_context *);

void qlcnic_free_tx_rings(struct qlcnic_adapter *);
@@ -1433,6 +1401,9 @@ void qlcnic_create_sysfs_entries(struct qlcnic_adapter *adapter); 
void qlcnic_remove_sysfs_entries(struct qlcnic_adapter *adapter);

void qlcnic_create_diag_entries(struct qlcnic_adapter *adapter);

void qlcnic_remove_diag_entries(struct qlcnic_adapter *adapter);

void qlcnic_82xx_add_sysfs(struct qlcnic_adapter *adapter);

void qlcnic_82xx_remove_sysfs(struct qlcnic_adapter *adapter);



int qlcnicvf_config_bridged_mode(struct qlcnic_adapter *, u32);

int qlcnicvf_config_led(struct qlcnic_adapter *, u32, u32);

void qlcnic_set_vlan_config(struct qlcnic_adapter *,
@@ -1462,6 +1433,271 @@ static inline u32 qlcnic_tx_avail(struct qlcnic_host_tx_ring *tx_ring) 
				tx_ring->producer;

}



struct qlcnic_nic_template {

	int (*config_bridged_mode) (struct qlcnic_adapter *, u32);

	int (*config_led) (struct qlcnic_adapter *, u32, u32);

	int (*start_firmware) (struct qlcnic_adapter *);

	int (*init_driver) (struct qlcnic_adapter *);

	void (*request_reset) (struct qlcnic_adapter *, u32);

	void (*cancel_idc_work) (struct qlcnic_adapter *);

	int (*napi_add)(struct qlcnic_adapter *, struct net_device *);

	void (*config_ipaddr)(struct qlcnic_adapter *, __be32, int);

	irqreturn_t (*clear_legacy_intr)(struct qlcnic_adapter *);

};



/* Adapter hardware abstraction */

struct qlcnic_hardware_ops {

	void (*read_crb) (struct qlcnic_adapter *, char *, loff_t, size_t);

	void (*write_crb) (struct qlcnic_adapter *, char *, loff_t, size_t);

	int (*read_reg) (struct qlcnic_adapter *, ulong);

	int (*write_reg) (struct qlcnic_adapter *, ulong, u32);

	void (*get_ocm_win) (struct qlcnic_hardware_context *);

	int (*get_mac_address) (struct qlcnic_adapter *, u8 *);

	int (*setup_intr) (struct qlcnic_adapter *, u8);

	int (*alloc_mbx_args)(struct qlcnic_cmd_args *,

			      struct qlcnic_adapter *, u32);

	int (*mbx_cmd) (struct qlcnic_adapter *, struct qlcnic_cmd_args *);

	void (*get_func_no) (struct qlcnic_adapter *);

	int (*api_lock) (struct qlcnic_adapter *);

	void (*api_unlock) (struct qlcnic_adapter *);

	void (*add_sysfs) (struct qlcnic_adapter *);

	void (*remove_sysfs) (struct qlcnic_adapter *);

	void (*process_lb_rcv_ring_diag) (struct qlcnic_host_sds_ring *);

	int (*create_rx_ctx) (struct qlcnic_adapter *);

	int (*create_tx_ctx) (struct qlcnic_adapter *,

	struct qlcnic_host_tx_ring *, int);

	int (*setup_link_event) (struct qlcnic_adapter *, int);

	int (*get_nic_info) (struct qlcnic_adapter *, struct qlcnic_info *, u8);

	int (*get_pci_info) (struct qlcnic_adapter *, struct qlcnic_pci_info *);

	int (*set_nic_info) (struct qlcnic_adapter *, struct qlcnic_info *);

	int (*change_macvlan) (struct qlcnic_adapter *, u8*, __le16, u8);

	void (*napi_enable) (struct qlcnic_adapter *);

	void (*napi_disable) (struct qlcnic_adapter *);

	void (*config_intr_coal) (struct qlcnic_adapter *);

	int (*config_rss) (struct qlcnic_adapter *, int);

	int (*config_hw_lro) (struct qlcnic_adapter *, int);

	int (*config_loopback) (struct qlcnic_adapter *, u8);

	int (*clear_loopback) (struct qlcnic_adapter *, u8);

	int (*config_promisc_mode) (struct qlcnic_adapter *, u32);

	void (*change_l2_filter) (struct qlcnic_adapter *, u64 *, __le16);

	int (*get_board_info) (struct qlcnic_adapter *);

};



extern struct qlcnic_nic_template qlcnic_vf_ops;



static inline int qlcnic_start_firmware(struct qlcnic_adapter *adapter)

{

	return adapter->nic_ops->start_firmware(adapter);

}



static inline void qlcnic_read_crb(struct qlcnic_adapter *adapter, char *buf,

				   loff_t offset, size_t size)

{

	adapter->ahw->hw_ops->read_crb(adapter, buf, offset, size);

}



static inline void qlcnic_write_crb(struct qlcnic_adapter *adapter, char *buf,

				    loff_t offset, size_t size)

{

	adapter->ahw->hw_ops->write_crb(adapter, buf, offset, size);

}



static inline u32 qlcnic_hw_read_wx_2M(struct qlcnic_adapter *adapter,

				       ulong off)

{

	return adapter->ahw->hw_ops->read_reg(adapter, off);

}



static inline int qlcnic_hw_write_wx_2M(struct qlcnic_adapter *adapter,

					ulong off, u32 data)

{

	return adapter->ahw->hw_ops->write_reg(adapter, off, data);

}



static inline int qlcnic_get_mac_address(struct qlcnic_adapter *adapter,

					 u8 *mac)

{

	return adapter->ahw->hw_ops->get_mac_address(adapter, mac);

}



static inline int qlcnic_setup_intr(struct qlcnic_adapter *adapter, u8 num_intr)

{

	return adapter->ahw->hw_ops->setup_intr(adapter, num_intr);

}



static inline int qlcnic_alloc_mbx_args(struct qlcnic_cmd_args *mbx,

					struct qlcnic_adapter *adapter, u32 arg)

{

	return adapter->ahw->hw_ops->alloc_mbx_args(mbx, adapter, arg);

}



static inline int qlcnic_issue_cmd(struct qlcnic_adapter *adapter,

				   struct qlcnic_cmd_args *cmd)

{

	return adapter->ahw->hw_ops->mbx_cmd(adapter, cmd);

}



static inline void qlcnic_get_func_no(struct qlcnic_adapter *adapter)

{

	adapter->ahw->hw_ops->get_func_no(adapter);

}



static inline int qlcnic_api_lock(struct qlcnic_adapter *adapter)

{

	return adapter->ahw->hw_ops->api_lock(adapter);

}



static inline void qlcnic_api_unlock(struct qlcnic_adapter *adapter)

{

	adapter->ahw->hw_ops->api_unlock(adapter);

}



static inline void qlcnic_add_sysfs(struct qlcnic_adapter *adapter)

{

	adapter->ahw->hw_ops->add_sysfs(adapter);

}



static inline void qlcnic_remove_sysfs(struct qlcnic_adapter *adapter)

{

	adapter->ahw->hw_ops->remove_sysfs(adapter);

}



static inline void

qlcnic_process_rcv_ring_diag(struct qlcnic_host_sds_ring *sds_ring)

{

	sds_ring->adapter->ahw->hw_ops->process_lb_rcv_ring_diag(sds_ring);

}



static inline int qlcnic_fw_cmd_create_rx_ctx(struct qlcnic_adapter *adapter)

{

	return adapter->ahw->hw_ops->create_rx_ctx(adapter);

}



static inline int qlcnic_fw_cmd_create_tx_ctx(struct qlcnic_adapter *adapter,

					      struct qlcnic_host_tx_ring *ptr,

					      int ring)

{

	return adapter->ahw->hw_ops->create_tx_ctx(adapter, ptr, ring);

}



static inline int qlcnic_linkevent_request(struct qlcnic_adapter *adapter,

					   int enable)

{

	return adapter->ahw->hw_ops->setup_link_event(adapter, enable);

}



static inline int qlcnic_get_nic_info(struct qlcnic_adapter *adapter,

				      struct qlcnic_info *info, u8 id)

{

	return adapter->ahw->hw_ops->get_nic_info(adapter, info, id);

}



static inline int qlcnic_get_pci_info(struct qlcnic_adapter *adapter,

				      struct qlcnic_pci_info *info)

{

	return adapter->ahw->hw_ops->get_pci_info(adapter, info);

}



static inline int qlcnic_set_nic_info(struct qlcnic_adapter *adapter,

				      struct qlcnic_info *info)

{

	return adapter->ahw->hw_ops->set_nic_info(adapter, info);

}



static inline int qlcnic_sre_macaddr_change(struct qlcnic_adapter *adapter,

					    u8 *addr, __le16 id, u8 cmd)

{

	return adapter->ahw->hw_ops->change_macvlan(adapter, addr, id, cmd);

}



static inline int qlcnic_napi_add(struct qlcnic_adapter *adapter,

				  struct net_device *netdev)

{

	return adapter->nic_ops->napi_add(adapter, netdev);

}



static inline void qlcnic_napi_enable(struct qlcnic_adapter *adapter)

{

	adapter->ahw->hw_ops->napi_enable(adapter);

}



static inline void qlcnic_napi_disable(struct qlcnic_adapter *adapter)

{

	adapter->ahw->hw_ops->napi_disable(adapter);

}



static inline void qlcnic_config_intr_coalesce(struct qlcnic_adapter *adapter)

{

	adapter->ahw->hw_ops->config_intr_coal(adapter);

}



static inline int qlcnic_config_rss(struct qlcnic_adapter *adapter, int enable)

{

	return adapter->ahw->hw_ops->config_rss(adapter, enable);

}



static inline int qlcnic_config_hw_lro(struct qlcnic_adapter *adapter,

				       int enable)

{

	return adapter->ahw->hw_ops->config_hw_lro(adapter, enable);

}



static inline int qlcnic_set_lb_mode(struct qlcnic_adapter *adapter, u8 mode)

{

	return adapter->ahw->hw_ops->config_loopback(adapter, mode);

}



static inline int qlcnic_clear_lb_mode(struct qlcnic_adapter *adapter, u8 mode)

{

	return adapter->ahw->hw_ops->config_loopback(adapter, mode);

}



static inline int qlcnic_nic_set_promisc(struct qlcnic_adapter *adapter,

					 u32 mode)

{

	return adapter->ahw->hw_ops->config_promisc_mode(adapter, mode);

}



static inline void qlcnic_change_filter(struct qlcnic_adapter *adapter,

					u64 *addr, __le16 id)

{

	adapter->ahw->hw_ops->change_l2_filter(adapter, addr, id);

}



static inline int qlcnic_get_board_info(struct qlcnic_adapter *adapter)

{

	return adapter->ahw->hw_ops->get_board_info(adapter);

}



static inline void qlcnic_dev_request_reset(struct qlcnic_adapter *adapter,

					    u32 key)

{

	adapter->nic_ops->request_reset(adapter, key);

}



static inline void qlcnic_cancel_idc_work(struct qlcnic_adapter *adapter)

{

	adapter->nic_ops->cancel_idc_work(adapter);

}



static inline irqreturn_t

qlcnic_clear_legacy_intr(struct qlcnic_adapter *adapter)

{

	return adapter->nic_ops->clear_legacy_intr(adapter);

}



static inline int qlcnic_config_led(struct qlcnic_adapter *adapter, u32 state,

				    u32 rate)

{

	return adapter->nic_ops->config_led(adapter, state, rate);

}



static inline void qlcnic_config_ipaddr(struct qlcnic_adapter *adapter,

					__be32 ip, int cmd)

{

	adapter->nic_ops->config_ipaddr(adapter, ip, cmd);

}



static inline void qlcnic_disable_int(struct qlcnic_host_sds_ring *sds_ring)

{

	writel(0, sds_ring->crb_intr_mask);
@@ -1480,12 +1716,6 @@ static inline void qlcnic_enable_int(struct qlcnic_host_sds_ring *sds_ring) 
extern const struct ethtool_ops qlcnic_ethtool_ops;

extern const struct ethtool_ops qlcnic_ethtool_failed_ops;



struct qlcnic_nic_template {

	int (*config_bridged_mode) (struct qlcnic_adapter *, u32);

	int (*config_led) (struct qlcnic_adapter *, u32, u32);

	int (*start_firmware) (struct qlcnic_adapter *);

};



#define QLCDB(adapter, lvl, _fmt, _args...) do {	\

	if (NETIF_MSG_##lvl & adapter->ahw->msg_enable)	\

		printk(KERN_INFO "%s: %s: " _fmt,	\

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