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authorShun Fu <fushun@gmail.com>2012-09-23 18:16:14 +0400
committerJames Bottomley <JBottomley@Parallels.com>2012-10-07 14:34:36 +0400
commitbd756ddea18e02ccea8b29496b2fe3bd91af8eb7 (patch)
tree55fbeff97cf94eefd19b9d18ccbc5b969cc56133 /drivers/scsi/mvumi.h
parent08bc166d0f2985046f2f6b6f7a1f69c2b2599865 (diff)
downloadlinux-bd756ddea18e02ccea8b29496b2fe3bd91af8eb7.tar.xz
[SCSI] mvumi: Add support for Marvell SAS/SATA RAID-on-Chip(ROC) 88RC9580
[jejb: fix up for spelling correction patch] Signed-off-by: Shun Fu <fushun@marvell.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/mvumi.h')
-rw-r--r--drivers/scsi/mvumi.h235
1 files changed, 152 insertions, 83 deletions
diff --git a/drivers/scsi/mvumi.h b/drivers/scsi/mvumi.h
index 10b9237566f0..e360135fd1bd 100644
--- a/drivers/scsi/mvumi.h
+++ b/drivers/scsi/mvumi.h
@@ -34,51 +34,87 @@
#define MV_DRIVER_NAME "mvumi"
#define PCI_VENDOR_ID_MARVELL_2 0x1b4b
#define PCI_DEVICE_ID_MARVELL_MV9143 0x9143
+#define PCI_DEVICE_ID_MARVELL_MV9580 0x9580
#define MVUMI_INTERNAL_CMD_WAIT_TIME 45
+#define MVUMI_INQUIRY_LENGTH 44
+#define MVUMI_INQUIRY_UUID_OFF 36
+#define MVUMI_INQUIRY_UUID_LEN 8
#define IS_DMA64 (sizeof(dma_addr_t) == 8)
enum mvumi_qc_result {
- MV_QUEUE_COMMAND_RESULT_SENT = 0,
+ MV_QUEUE_COMMAND_RESULT_SENT = 0,
MV_QUEUE_COMMAND_RESULT_NO_RESOURCE,
};
-enum {
- /*******************************************/
-
- /* ARM Mbus Registers Map */
-
- /*******************************************/
- CPU_MAIN_INT_CAUSE_REG = 0x20200,
- CPU_MAIN_IRQ_MASK_REG = 0x20204,
- CPU_MAIN_FIQ_MASK_REG = 0x20208,
- CPU_ENPOINTA_MASK_REG = 0x2020C,
- CPU_ENPOINTB_MASK_REG = 0x20210,
-
- INT_MAP_COMAERR = 1 << 6,
- INT_MAP_COMAIN = 1 << 7,
- INT_MAP_COMAOUT = 1 << 8,
- INT_MAP_COMBERR = 1 << 9,
- INT_MAP_COMBIN = 1 << 10,
- INT_MAP_COMBOUT = 1 << 11,
-
- INT_MAP_COMAINT = (INT_MAP_COMAOUT | INT_MAP_COMAERR),
- INT_MAP_COMBINT = (INT_MAP_COMBOUT | INT_MAP_COMBIN | INT_MAP_COMBERR),
-
- INT_MAP_DL_PCIEA2CPU = 1 << 0,
- INT_MAP_DL_CPU2PCIEA = 1 << 1,
-
- /***************************************/
+struct mvumi_hw_regs {
+ /* For CPU */
+ void *main_int_cause_reg;
+ void *enpointa_mask_reg;
+ void *enpointb_mask_reg;
+ void *rstoutn_en_reg;
+ void *ctrl_sts_reg;
+ void *rstoutn_mask_reg;
+ void *sys_soft_rst_reg;
+
+ /* For Doorbell */
+ void *pciea_to_arm_drbl_reg;
+ void *arm_to_pciea_drbl_reg;
+ void *arm_to_pciea_mask_reg;
+ void *pciea_to_arm_msg0;
+ void *pciea_to_arm_msg1;
+ void *arm_to_pciea_msg0;
+ void *arm_to_pciea_msg1;
+
+ /* reset register */
+ void *reset_request;
+ void *reset_enable;
+
+ /* For Message Unit */
+ void *inb_list_basel;
+ void *inb_list_baseh;
+ void *inb_aval_count_basel;
+ void *inb_aval_count_baseh;
+ void *inb_write_pointer;
+ void *inb_read_pointer;
+ void *outb_list_basel;
+ void *outb_list_baseh;
+ void *outb_copy_basel;
+ void *outb_copy_baseh;
+ void *outb_copy_pointer;
+ void *outb_read_pointer;
+ void *inb_isr_cause;
+ void *outb_isr_cause;
+ void *outb_coal_cfg;
+ void *outb_coal_timeout;
+
+ /* Bit setting for HW */
+ u32 int_comaout;
+ u32 int_comaerr;
+ u32 int_dl_cpu2pciea;
+ u32 int_mu;
+ u32 int_drbl_int_mask;
+ u32 int_main_int_mask;
+ u32 cl_pointer_toggle;
+ u32 cl_slot_num_mask;
+ u32 clic_irq;
+ u32 clic_in_err;
+ u32 clic_out_err;
+};
- /* ARM Doorbell Registers Map */
+struct mvumi_dyn_list_entry {
+ u32 src_low_addr;
+ u32 src_high_addr;
+ u32 if_length;
+ u32 reserve;
+};
- /***************************************/
- CPU_PCIEA_TO_ARM_DRBL_REG = 0x20400,
- CPU_PCIEA_TO_ARM_MASK_REG = 0x20404,
- CPU_ARM_TO_PCIEA_DRBL_REG = 0x20408,
- CPU_ARM_TO_PCIEA_MASK_REG = 0x2040C,
+#define SCSI_CMD_MARVELL_SPECIFIC 0xE1
+#define CDB_CORE_MODULE 0x1
+#define CDB_CORE_SHUTDOWN 0xB
+enum {
DRBL_HANDSHAKE = 1 << 0,
DRBL_SOFT_RESET = 1 << 1,
DRBL_BUS_CHANGE = 1 << 2,
@@ -86,46 +122,6 @@ enum {
DRBL_MU_RESET = 1 << 4,
DRBL_HANDSHAKE_ISR = DRBL_HANDSHAKE,
- CPU_PCIEA_TO_ARM_MSG0 = 0x20430,
- CPU_PCIEA_TO_ARM_MSG1 = 0x20434,
- CPU_ARM_TO_PCIEA_MSG0 = 0x20438,
- CPU_ARM_TO_PCIEA_MSG1 = 0x2043C,
-
- /*******************************************/
-
- /* ARM Communication List Registers Map */
-
- /*******************************************/
- CLA_INB_LIST_BASEL = 0x500,
- CLA_INB_LIST_BASEH = 0x504,
- CLA_INB_AVAL_COUNT_BASEL = 0x508,
- CLA_INB_AVAL_COUNT_BASEH = 0x50C,
- CLA_INB_DESTI_LIST_BASEL = 0x510,
- CLA_INB_DESTI_LIST_BASEH = 0x514,
- CLA_INB_WRITE_POINTER = 0x518,
- CLA_INB_READ_POINTER = 0x51C,
-
- CLA_OUTB_LIST_BASEL = 0x530,
- CLA_OUTB_LIST_BASEH = 0x534,
- CLA_OUTB_SOURCE_LIST_BASEL = 0x538,
- CLA_OUTB_SOURCE_LIST_BASEH = 0x53C,
- CLA_OUTB_COPY_POINTER = 0x544,
- CLA_OUTB_READ_POINTER = 0x548,
-
- CLA_ISR_CAUSE = 0x560,
- CLA_ISR_MASK = 0x564,
-
- INT_MAP_MU = (INT_MAP_DL_CPU2PCIEA | INT_MAP_COMAINT),
-
- CL_POINTER_TOGGLE = 1 << 12,
-
- CLIC_IN_IRQ = 1 << 0,
- CLIC_OUT_IRQ = 1 << 1,
- CLIC_IN_ERR_IRQ = 1 << 8,
- CLIC_OUT_ERR_IRQ = 1 << 12,
-
- CL_SLOT_NUM_MASK = 0xFFF,
-
/*
* Command flag is the flag for the CDB command itself
*/
@@ -137,15 +133,23 @@ enum {
CMD_FLAG_DATA_IN = 1 << 3,
/* 1-host write data */
CMD_FLAG_DATA_OUT = 1 << 4,
-
- SCSI_CMD_MARVELL_SPECIFIC = 0xE1,
- CDB_CORE_SHUTDOWN = 0xB,
+ CMD_FLAG_PRDT_IN_HOST = 1 << 5,
};
#define APICDB0_EVENT 0xF4
#define APICDB1_EVENT_GETEVENT 0
+#define APICDB1_HOST_GETEVENT 1
#define MAX_EVENTS_RETURNED 6
+#define DEVICE_OFFLINE 0
+#define DEVICE_ONLINE 1
+
+struct mvumi_hotplug_event {
+ u16 size;
+ u8 dummy[2];
+ u8 bitmap[0];
+};
+
struct mvumi_driver_event {
u32 time_stamp;
u32 sequence_no;
@@ -172,8 +176,14 @@ struct mvumi_events_wq {
void *param;
};
+#define HS_CAPABILITY_SUPPORT_COMPACT_SG (1U << 4)
+#define HS_CAPABILITY_SUPPORT_PRD_HOST (1U << 5)
+#define HS_CAPABILITY_SUPPORT_DYN_SRC (1U << 6)
+#define HS_CAPABILITY_NEW_PAGE_IO_DEPTH_DEF (1U << 14)
+
#define MVUMI_MAX_SG_ENTRY 32
#define SGD_EOT (1L << 27)
+#define SGD_EOT_CP (1L << 22)
struct mvumi_sgl {
u32 baseaddr_l;
@@ -181,6 +191,39 @@ struct mvumi_sgl {
u32 flags;
u32 size;
};
+struct mvumi_compact_sgl {
+ u32 baseaddr_l;
+ u32 baseaddr_h;
+ u32 flags;
+};
+
+#define GET_COMPACT_SGD_SIZE(sgd) \
+ ((((struct mvumi_compact_sgl *)(sgd))->flags) & 0x3FFFFFL)
+
+#define SET_COMPACT_SGD_SIZE(sgd, sz) do { \
+ (((struct mvumi_compact_sgl *)(sgd))->flags) &= ~0x3FFFFFL; \
+ (((struct mvumi_compact_sgl *)(sgd))->flags) |= (sz); \
+} while (0)
+#define sgd_getsz(_mhba, sgd, sz) do { \
+ if (_mhba->hba_capability & HS_CAPABILITY_SUPPORT_COMPACT_SG) \
+ (sz) = GET_COMPACT_SGD_SIZE(sgd); \
+ else \
+ (sz) = (sgd)->size; \
+} while (0)
+
+#define sgd_setsz(_mhba, sgd, sz) do { \
+ if (_mhba->hba_capability & HS_CAPABILITY_SUPPORT_COMPACT_SG) \
+ SET_COMPACT_SGD_SIZE(sgd, sz); \
+ else \
+ (sgd)->size = (sz); \
+} while (0)
+
+#define sgd_inc(_mhba, sgd) do { \
+ if (_mhba->hba_capability & HS_CAPABILITY_SUPPORT_COMPACT_SG) \
+ sgd = (struct mvumi_sgl *)(((unsigned char *) (sgd)) + 12); \
+ else \
+ sgd = (struct mvumi_sgl *)(((unsigned char *) (sgd)) + 16); \
+} while (0)
struct mvumi_res {
struct list_head entry;
@@ -197,7 +240,7 @@ enum resource_type {
};
struct mvumi_sense_data {
- u8 error_eode:7;
+ u8 error_code:7;
u8 valid:1;
u8 segment_number;
u8 sense_key:4;
@@ -220,6 +263,7 @@ struct mvumi_sense_data {
struct mvumi_cmd {
struct list_head queue_pointer;
struct mvumi_msg_frame *frame;
+ dma_addr_t frame_phys;
struct scsi_cmnd *scmd;
atomic_t sync_cmd;
void *data_buf;
@@ -393,7 +437,8 @@ struct mvumi_hs_page2 {
u16 frame_length;
u8 host_type;
- u8 reserved[3];
+ u8 host_cap;
+ u8 reserved[2];
struct version_info host_ver;
u32 system_io_bus;
u32 slot_number;
@@ -435,8 +480,17 @@ struct mvumi_tag {
unsigned short size;
};
+struct mvumi_device {
+ struct list_head list;
+ struct scsi_device *sdev;
+ u64 wwid;
+ u8 dev_type;
+ int id;
+};
+
struct mvumi_hba {
void *base_addr[MAX_BASE_ADDRESS];
+ u32 pci_base[MAX_BASE_ADDRESS];
void *mmio;
struct list_head cmd_pool;
struct Scsi_Host *shost;
@@ -449,6 +503,9 @@ struct mvumi_hba {
void *ib_list;
dma_addr_t ib_list_phys;
+ void *ib_frame;
+ dma_addr_t ib_frame_phys;
+
void *ob_list;
dma_addr_t ob_list_phys;
@@ -477,12 +534,14 @@ struct mvumi_hba {
unsigned char hba_total_pages;
unsigned char fw_flag;
unsigned char request_id_enabled;
+ unsigned char eot_flag;
unsigned short hba_capability;
unsigned short io_seq;
unsigned int ib_cur_slot;
unsigned int ob_cur_slot;
unsigned int fw_state;
+ struct mutex sas_discovery_mutex;
struct list_head ob_data_list;
struct list_head free_ob_list;
@@ -491,14 +550,24 @@ struct mvumi_hba {
struct mvumi_tag tag_pool;
struct mvumi_cmd **tag_cmd;
+ struct mvumi_hw_regs *regs;
+ struct mutex device_lock;
+ struct list_head mhba_dev_list;
+ struct list_head shost_dev_list;
+ struct task_struct *dm_thread;
+ atomic_t pnp_count;
};
struct mvumi_instance_template {
- void (*fire_cmd)(struct mvumi_hba *, struct mvumi_cmd *);
- void (*enable_intr)(void *) ;
- void (*disable_intr)(void *);
- int (*clear_intr)(void *);
- unsigned int (*read_fw_status_reg)(void *);
+ void (*fire_cmd) (struct mvumi_hba *, struct mvumi_cmd *);
+ void (*enable_intr) (struct mvumi_hba *);
+ void (*disable_intr) (struct mvumi_hba *);
+ int (*clear_intr) (void *);
+ unsigned int (*read_fw_status_reg) (struct mvumi_hba *);
+ unsigned int (*check_ib_list) (struct mvumi_hba *);
+ int (*check_ob_list) (struct mvumi_hba *, unsigned int *,
+ unsigned int *);
+ int (*reset_host) (struct mvumi_hba *);
};
extern struct timezone sys_tz;