[SCSI] bfa: cleanup driver

We have flattened the BFA hierarchy and also reduced the number of
source and header files we used to have earlier.

Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

1 files changed, 151 insertions, 103 deletions

diff --git a/drivers/scsi/bfa/bfad_drv.h b/drivers/scsi/bfa/bfad_drv.h
index 465b8b8..98420bb 100644
--- a/drivers/scsi/bfa/bfad_drv.h
+++ b/drivers/scsi/bfa/bfad_drv.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
  * All rights reserved
  * www.brocade.com
  *
@@ -28,30 +28,27 @@
 
 #include "bfa_os_inc.h"
 
-#include <bfa.h>
-#include <bfa_svc.h>
-#include <fcs/bfa_fcs.h>
-#include <defs/bfa_defs_pci.h>
-#include <defs/bfa_defs_port.h>
-#include <defs/bfa_defs_rport.h>
-#include <fcs/bfa_fcs_rport.h>
-#include <defs/bfa_defs_vport.h>
-#include <fcs/bfa_fcs_vport.h>
-
-#include <cs/bfa_plog.h>
-#include "aen/bfa_aen.h"
-#include <log/bfa_log_linux.h>
-
-#define BFAD_DRIVER_NAME        "bfa"
+#include "bfa_modules.h"
+#include "bfa_fcs.h"
+#include "bfa_defs_fcs.h"
+
+#include "bfa_plog.h"
+#include "bfa_cs.h"
+
+#define BFAD_DRIVER_NAME	"bfa"
 #ifdef BFA_DRIVER_VERSION
 #define BFAD_DRIVER_VERSION    BFA_DRIVER_VERSION
 #else
-#define BFAD_DRIVER_VERSION    "2.2.2.1"
+#define BFAD_DRIVER_VERSION    "2.3.2.0"
 #endif
 
-
+#define BFAD_PROTO_NAME FCPI_NAME
 #define BFAD_IRQ_FLAGS IRQF_SHARED
 
+#ifndef FC_PORTSPEED_8GBIT
+#define FC_PORTSPEED_8GBIT 0x10
+#endif
+
 /*
  * BFAD flags
  */
@@ -62,9 +59,9 @@
 #define BFAD_HAL_START_DONE			0x00000010
 #define BFAD_PORT_ONLINE			0x00000020
 #define BFAD_RPORT_ONLINE			0x00000040
-#define BFAD_FCS_INIT_DONE                      0x00000080
-#define BFAD_HAL_INIT_FAIL                      0x00000100
-#define BFAD_FC4_PROBE_DONE                     0x00000200
+#define BFAD_FCS_INIT_DONE			0x00000080
+#define BFAD_HAL_INIT_FAIL			0x00000100
+#define BFAD_FC4_PROBE_DONE			0x00000200
 #define BFAD_PORT_DELETE			0x00000001
 
 /*
@@ -77,8 +74,8 @@
 /*
  * BFAD configuration parameter default values
  */
-#define BFAD_LUN_QUEUE_DEPTH 		32
-#define BFAD_IO_MAX_SGE 		SG_ALL
+#define BFAD_LUN_QUEUE_DEPTH	32
+#define BFAD_IO_MAX_SGE		SG_ALL
 
 #define bfad_isr_t irq_handler_t
 
@@ -87,6 +84,16 @@
 struct bfad_msix_s {
 	struct bfad_s *bfad;
 	struct msix_entry msix;
+	char name[32];
+};
+
+/*
+ * Only append to the enums defined here to avoid any versioning
+ * needed between trace utility and driver version
+ */
+enum {
+	BFA_TRC_LDRV_BFAD		= 1,
+	BFA_TRC_LDRV_IM			= 2,
 };
 
 enum bfad_port_pvb_type {
@@ -101,17 +108,13 @@ enum bfad_port_pvb_type {
  */
 struct bfad_port_s {
 	struct list_head list_entry;
-	struct bfad_s         *bfad;
-	struct bfa_fcs_port_s *fcs_port;
-	u32        roles;
-	s32         flags;
-	u32        supported_fc4s;
-	u8		ipfc_flags;
+	struct bfad_s	*bfad;
+	struct bfa_fcs_lport_s *fcs_port;
+	u32	roles;
+	s32		flags;
+	u32	supported_fc4s;
 	enum bfad_port_pvb_type pvb_type;
 	struct bfad_im_port_s *im_port;	/* IM specific data */
-	struct bfad_tm_port_s *tm_port;	/* TM specific data */
-	struct bfad_ipfc_port_s *ipfc_port;	/* IPFC specific data */
-
 	/* port debugfs specific data */
 	struct dentry *port_debugfs_root;
 };
@@ -124,7 +127,6 @@ struct bfad_vport_s {
 	struct bfa_fcs_vport_s fcs_vport;
 	struct completion *comp_del;
 	struct list_head list_entry;
-	struct bfa_port_cfg_s port_cfg;
 };
 
 /*
@@ -137,20 +139,35 @@ struct bfad_vf_s {
 };
 
 struct bfad_cfg_param_s {
-	u32        rport_del_timeout;
-	u32        ioc_queue_depth;
-	u32        lun_queue_depth;
-	u32        io_max_sge;
-	u32        binding_method;
+	u32	rport_del_timeout;
+	u32	ioc_queue_depth;
+	u32	lun_queue_depth;
+	u32	io_max_sge;
+	u32	binding_method;
+};
+
+union bfad_tmp_buf {
+	/* From struct bfa_adapter_attr_s */
+	char		manufacturer[BFA_ADAPTER_MFG_NAME_LEN];
+	char		serial_num[BFA_ADAPTER_SERIAL_NUM_LEN];
+	char		model[BFA_ADAPTER_MODEL_NAME_LEN];
+	char		fw_ver[BFA_VERSION_LEN];
+	char		optrom_ver[BFA_VERSION_LEN];
+
+	/* From struct bfa_ioc_pci_attr_s */
+	u8		chip_rev[BFA_IOC_CHIP_REV_LEN];  /*  chip revision */
+
+	wwn_t		wwn[BFA_FCS_MAX_LPORTS];
 };
 
 /*
  * BFAD (PCI function) data structure
  */
 struct bfad_s {
+	bfa_sm_t	sm;	/* state machine */
 	struct list_head list_entry;
-	struct bfa_s       bfa;
-	struct bfa_fcs_s       bfa_fcs;
+	struct bfa_s	bfa;
+	struct bfa_fcs_s bfa_fcs;
 	struct pci_dev *pcidev;
 	const char *pci_name;
 	struct bfa_pcidev_s hal_pcidev;
@@ -163,41 +180,41 @@ struct bfad_s {
 	struct bfad_port_s     pport;	/* physical port of the BFAD */
 	struct bfa_meminfo_s meminfo;
 	struct bfa_iocfc_cfg_s   ioc_cfg;
-	u32        inst_no;	/* BFAD instance number */
-	u32        bfad_flags;
+	u32	inst_no;	/* BFAD instance number */
+	u32	bfad_flags;
 	spinlock_t      bfad_lock;
 	struct task_struct *bfad_tsk;
 	struct bfad_cfg_param_s cfg_data;
 	struct bfad_msix_s msix_tab[MAX_MSIX_ENTRY];
-	int             nvec;
-	char            adapter_name[BFA_ADAPTER_SYM_NAME_LEN];
-	char            port_name[BFA_ADAPTER_SYM_NAME_LEN];
+	int		nvec;
+	char	adapter_name[BFA_ADAPTER_SYM_NAME_LEN];
+	char	port_name[BFA_ADAPTER_SYM_NAME_LEN];
 	struct timer_list hal_tmo;
 	unsigned long   hs_start;
 	struct bfad_im_s *im;		/* IM specific data */
-	struct bfad_tm_s *tm;		/* TM specific data */
-	struct bfad_ipfc_s *ipfc;	/* IPFC specific data */
-	struct bfa_log_mod_s   log_data;
 	struct bfa_trc_mod_s  *trcmod;
-	struct bfa_log_mod_s  *logmod;
-	struct bfa_aen_s      *aen;
-	struct bfa_aen_s       aen_buf;
-	void		*file_map[BFA_AEN_MAX_APP];
 	struct bfa_plog_s      plog_buf;
-	int             ref_count;
-	bfa_boolean_t	ipfc_enabled;
+	int		ref_count;
+	union bfad_tmp_buf tmp_buf;
 	struct fc_host_statistics link_stats;
-	struct list_head pbc_pcfg_list;
-	atomic_t wq_reqcnt;
+	struct list_head pbc_vport_list;
 	/* debugfs specific data */
 	char *regdata;
 	u32 reglen;
 	struct dentry *bfad_dentry_files[5];
 };
 
-struct bfad_pcfg_s {
-	struct list_head list_entry;
-	struct bfa_port_cfg_s port_cfg;
+/* BFAD state machine events */
+enum bfad_sm_event {
+	BFAD_E_CREATE			= 1,
+	BFAD_E_KTHREAD_CREATE_FAILED	= 2,
+	BFAD_E_INIT			= 3,
+	BFAD_E_INIT_SUCCESS		= 4,
+	BFAD_E_INIT_FAILED		= 5,
+	BFAD_E_INTR_INIT_FAILED		= 6,
+	BFAD_E_FCS_EXIT_COMP		= 7,
+	BFAD_E_EXIT_COMP		= 8,
+	BFAD_E_STOP			= 9
 };
 
 /*
@@ -208,30 +225,30 @@ struct bfad_rport_s {
 };
 
 struct bfad_buf_info {
-	void           *virt;
+	void		*virt;
 	dma_addr_t      phys;
-	u32        size;
+	u32	size;
 };
 
 struct bfad_fcxp {
 	struct bfad_port_s    *port;
 	struct bfa_rport_s *bfa_rport;
 	bfa_status_t    req_status;
-	u16        tag;
-	u16        rsp_len;
-	u16        rsp_maxlen;
-	u8         use_ireqbuf;
-	u8         use_irspbuf;
-	u32        num_req_sgles;
-	u32        num_rsp_sgles;
-	struct fchs_s          fchs;
-	void           *reqbuf_info;
-	void           *rspbuf_info;
+	u16	tag;
+	u16	rsp_len;
+	u16	rsp_maxlen;
+	u8		use_ireqbuf;
+	u8		use_irspbuf;
+	u32	num_req_sgles;
+	u32	num_rsp_sgles;
+	struct fchs_s	fchs;
+	void		*reqbuf_info;
+	void		*rspbuf_info;
 	struct bfa_sge_s  *req_sge;
 	struct bfa_sge_s  *rsp_sge;
 	fcxp_send_cb_t  send_cbfn;
-	void           *send_cbarg;
-	void           *bfa_fcxp;
+	void		*send_cbarg;
+	void		*bfa_fcxp;
 	struct completion comp;
 };
 
@@ -244,34 +261,48 @@ struct bfad_hal_comp {
  * Macro to obtain the immediate lower power
  * of two for the integer.
  */
-#define nextLowerInt(x)                         	\
-do {                                            	\
-	int j;                                  	\
-	(*x)--;    		                	\
-	for (j = 1; j < (sizeof(int) * 8); j <<= 1)     \
-		(*x) = (*x) | (*x) >> j;        	\
-	(*x)++;                  	        	\
-	(*x) = (*x) >> 1;                       	\
+#define nextLowerInt(x)                         \
+do {                                            \
+	int i;                                  \
+	(*x)--;					\
+	for (i = 1; i < (sizeof(int)*8); i <<= 1) \
+		(*x) = (*x) | (*x) >> i;	\
+	(*x)++;					\
+	(*x) = (*x) >> 1;			\
 } while (0)
 
 
-bfa_status_t    bfad_vport_create(struct bfad_s *bfad, u16 vf_id,
-			  struct bfa_port_cfg_s *port_cfg, struct device *dev);
-bfa_status_t    bfad_vf_create(struct bfad_s *bfad, u16 vf_id,
-			       struct bfa_port_cfg_s *port_cfg);
-bfa_status_t    bfad_cfg_pport(struct bfad_s *bfad, enum bfa_port_role role);
-bfa_status_t    bfad_drv_init(struct bfad_s *bfad);
-bfa_status_t	bfad_start_ops(struct bfad_s *bfad);
-void            bfad_drv_start(struct bfad_s *bfad);
-void            bfad_uncfg_pport(struct bfad_s *bfad);
-void            bfad_drv_stop(struct bfad_s *bfad);
-void            bfad_remove_intr(struct bfad_s *bfad);
-void            bfad_hal_mem_release(struct bfad_s *bfad);
-void            bfad_hcb_comp(void *arg, bfa_status_t status);
-
-int             bfad_setup_intr(struct bfad_s *bfad);
-void            bfad_remove_intr(struct bfad_s *bfad);
+#define list_remove_head(list, entry, type, member)		\
+do {								\
+	entry = NULL;                                           \
+	if (!list_empty(list)) {                                \
+		entry = list_entry((list)->next, type, member);	\
+		list_del_init(&entry->member);			\
+	}							\
+} while (0)
 
+#define list_get_first(list, type, member)				\
+((list_empty(list)) ? NULL :						\
+	list_entry((list)->next, type, member))
+
+bfa_status_t	bfad_vport_create(struct bfad_s *bfad, u16 vf_id,
+				  struct bfa_lport_cfg_s *port_cfg,
+				  struct device *dev);
+bfa_status_t	bfad_vf_create(struct bfad_s *bfad, u16 vf_id,
+			       struct bfa_lport_cfg_s *port_cfg);
+bfa_status_t	bfad_cfg_pport(struct bfad_s *bfad, enum bfa_lport_role role);
+bfa_status_t	bfad_drv_init(struct bfad_s *bfad);
+bfa_status_t	bfad_start_ops(struct bfad_s *bfad);
+void		bfad_drv_start(struct bfad_s *bfad);
+void		bfad_uncfg_pport(struct bfad_s *bfad);
+void		bfad_stop(struct bfad_s *bfad);
+void		bfad_fcs_stop(struct bfad_s *bfad);
+void		bfad_remove_intr(struct bfad_s *bfad);
+void		bfad_hal_mem_release(struct bfad_s *bfad);
+void		bfad_hcb_comp(void *arg, bfa_status_t status);
+
+int		bfad_setup_intr(struct bfad_s *bfad);
+void		bfad_remove_intr(struct bfad_s *bfad);
 void		bfad_update_hal_cfg(struct bfa_iocfc_cfg_s *bfa_cfg);
 bfa_status_t	bfad_hal_mem_alloc(struct bfad_s *bfad);
 void		bfad_bfa_tmo(unsigned long data);
@@ -280,9 +311,6 @@ int		bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad);
 void		bfad_pci_uninit(struct pci_dev *pdev, struct bfad_s *bfad);
 void		bfad_fcs_port_cfg(struct bfad_s *bfad);
 void		bfad_drv_uninit(struct bfad_s *bfad);
-void		bfad_drv_log_level_set(struct bfad_s *bfad);
-bfa_status_t	bfad_fc4_module_init(void);
-void		bfad_fc4_module_exit(void);
 int		bfad_worker(void *ptr);
 void		bfad_debugfs_init(struct bfad_port_s *port);
 void		bfad_debugfs_exit(struct bfad_port_s *port);
@@ -294,10 +322,30 @@ int bfad_os_get_linkup_delay(struct bfad_s *bfad);
 int bfad_install_msix_handler(struct bfad_s *bfad);
 
 extern struct idr bfad_im_port_index;
+extern struct pci_device_id bfad_id_table[];
 extern struct list_head bfad_list;
-extern int bfa_lun_queue_depth;
-extern int bfad_supported_fc4s;
-extern int bfa_linkup_delay;
+extern char	*os_name;
+extern char	*os_patch;
+extern char	*host_name;
+extern int	num_rports;
+extern int	num_ios;
+extern int	num_tms;
+extern int	num_fcxps;
+extern int	num_ufbufs;
+extern int	reqq_size;
+extern int	rspq_size;
+extern int	num_sgpgs;
+extern int      rport_del_timeout;
+extern int      bfa_lun_queue_depth;
+extern int      bfa_io_max_sge;
+extern int      log_level;
+extern int      ioc_auto_recover;
+extern int      bfa_linkup_delay;
+extern int      msix_disable_cb;
+extern int      msix_disable_ct;
+extern int      fdmi_enable;
+extern int      supported_fc4s;
+extern int	pcie_max_read_reqsz;
 extern int bfa_debugfs_enable;
 extern struct mutex bfad_mutex;