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Diffstat (limited to 'drivers/scsi/hisi_sas/hisi_sas.h')
-rw-r--r--drivers/scsi/hisi_sas/hisi_sas.h76
1 files changed, 50 insertions, 26 deletions
diff --git a/drivers/scsi/hisi_sas/hisi_sas.h b/drivers/scsi/hisi_sas/hisi_sas.h
index 6f8a52a1b808..1323ed8aa717 100644
--- a/drivers/scsi/hisi_sas/hisi_sas.h
+++ b/drivers/scsi/hisi_sas/hisi_sas.h
@@ -9,7 +9,6 @@
#include <linux/acpi.h>
#include <linux/blk-mq.h>
-#include <linux/blk-mq-pci.h>
#include <linux/clk.h>
#include <linux/debugfs.h>
#include <linux/dmapool.h>
@@ -47,6 +46,13 @@
#define HISI_SAS_IOST_ITCT_CACHE_DW_SZ 10
#define HISI_SAS_FIFO_DATA_DW_SIZE 32
+#define HISI_SAS_REG_MEM_SIZE 4
+#define HISI_SAS_MAX_CDB_LEN 16
+#define HISI_SAS_BLK_QUEUE_DEPTH 64
+
+#define BYTE_TO_DW 4
+#define BYTE_TO_DDW 8
+
#define HISI_SAS_STATUS_BUF_SZ (sizeof(struct hisi_sas_status_buffer))
#define HISI_SAS_COMMAND_TABLE_SZ (sizeof(union hisi_sas_command_table))
@@ -93,6 +99,8 @@
#define HISI_SAS_WAIT_PHYUP_TIMEOUT (30 * HZ)
#define HISI_SAS_CLEAR_ITCT_TIMEOUT (20 * HZ)
+#define HISI_SAS_DELAY_FOR_PHY_DISABLE 100
+#define NAME_BUF_SIZE 256
struct hisi_hba;
@@ -168,6 +176,8 @@ struct hisi_sas_debugfs_fifo {
u32 rd_data[HISI_SAS_FIFO_DATA_DW_SIZE];
};
+#define FRAME_RCVD_BUF 32
+#define SAS_PHY_RESV_SIZE 2
struct hisi_sas_phy {
struct work_struct works[HISI_PHYES_NUM];
struct hisi_hba *hisi_hba;
@@ -179,10 +189,10 @@ struct hisi_sas_phy {
spinlock_t lock;
u64 port_id; /* from hw */
u64 frame_rcvd_size;
- u8 frame_rcvd[32];
+ u8 frame_rcvd[FRAME_RCVD_BUF];
u8 phy_attached;
u8 in_reset;
- u8 reserved[2];
+ u8 reserved[SAS_PHY_RESV_SIZE];
u32 phy_type;
u32 code_violation_err_count;
enum sas_linkrate minimum_linkrate;
@@ -207,6 +217,7 @@ struct hisi_sas_cq {
int rd_point;
int id;
int irq_no;
+ spinlock_t poll_lock;
};
struct hisi_sas_dq {
@@ -306,6 +317,7 @@ enum {
struct hisi_sas_hw {
int (*hw_init)(struct hisi_hba *hisi_hba);
+ int (*fw_info_check)(struct hisi_hba *hisi_hba);
int (*interrupt_preinit)(struct hisi_hba *hisi_hba);
void (*setup_itct)(struct hisi_hba *hisi_hba,
struct hisi_sas_device *device);
@@ -342,12 +354,13 @@ struct hisi_sas_hw {
u8 reg_index, u8 reg_count, u8 *write_data);
void (*wait_cmds_complete_timeout)(struct hisi_hba *hisi_hba,
int delay_ms, int timeout_ms);
- void (*debugfs_snapshot_regs)(struct hisi_hba *hisi_hba);
+ int (*debugfs_snapshot_regs)(struct hisi_hba *hisi_hba);
int complete_hdr_size;
- struct scsi_host_template *sht;
+ const struct scsi_host_template *sht;
};
-#define HISI_SAS_MAX_DEBUGFS_DUMP (50)
+#define HISI_SAS_MAX_DEBUGFS_DUMP 50
+#define HISI_SAS_DEFAULT_DEBUGFS_DUMP 1
struct hisi_sas_debugfs_cq {
struct hisi_sas_cq *cq;
@@ -447,13 +460,12 @@ struct hisi_hba {
dma_addr_t sata_breakpoint_dma;
struct hisi_sas_slot *slot_info;
unsigned long flags;
- const struct hisi_sas_hw *hw; /* Low level hw interface */
+ const struct hisi_sas_hw *hw; /* Low level hw interface */
unsigned long sata_dev_bitmap[BITS_TO_LONGS(HISI_SAS_MAX_DEVICES)];
struct work_struct rst_work;
- struct work_struct debugfs_work;
u32 phy_state;
- u32 intr_coal_ticks; /* Time of interrupt coalesce in us */
- u32 intr_coal_count; /* Interrupt count to coalesce */
+ u32 intr_coal_ticks; /* Time of interrupt coalesce in us */
+ u32 intr_coal_count; /* Interrupt count to coalesce */
int cq_nvecs;
@@ -484,6 +496,8 @@ struct hisi_hba {
struct dentry *debugfs_dump_dentry;
struct dentry *debugfs_bist_dentry;
struct dentry *debugfs_fifo_dentry;
+
+ int iopoll_q_cnt;
};
/* Generic HW DMA host memory structures */
@@ -526,12 +540,13 @@ struct hisi_sas_cmd_hdr {
__le64 dif_prd_table_addr;
};
+#define ITCT_RESV_DDW 12
struct hisi_sas_itct {
__le64 qw0;
__le64 sas_addr;
__le64 qw2;
__le64 qw3;
- __le64 qw4_15[12];
+ __le64 qw4_15[ITCT_RESV_DDW];
};
struct hisi_sas_iost {
@@ -541,22 +556,26 @@ struct hisi_sas_iost {
__le64 qw3;
};
+#define ERROR_RECORD_BUF_DW 4
struct hisi_sas_err_record {
- u32 data[4];
+ u32 data[ERROR_RECORD_BUF_DW];
};
+#define FIS_RESV_DW 3
struct hisi_sas_initial_fis {
struct hisi_sas_err_record err_record;
struct dev_to_host_fis fis;
- u32 rsvd[3];
+ u32 rsvd[FIS_RESV_DW];
};
+#define BREAKPOINT_DATA_SIZE 128
struct hisi_sas_breakpoint {
- u8 data[128];
+ u8 data[BREAKPOINT_DATA_SIZE];
};
+#define BREAKPOINT_TAG_NUM 32
struct hisi_sas_sata_breakpoint {
- struct hisi_sas_breakpoint tag[32];
+ struct hisi_sas_breakpoint tag[BREAKPOINT_TAG_NUM];
};
struct hisi_sas_sge {
@@ -567,13 +586,15 @@ struct hisi_sas_sge {
__le32 data_off;
};
+#define SMP_CMD_TABLE_SIZE 44
struct hisi_sas_command_table_smp {
- u8 bytes[44];
+ u8 bytes[SMP_CMD_TABLE_SIZE];
};
+#define DUMMY_BUF_SIZE 12
struct hisi_sas_command_table_stp {
struct host_to_dev_fis command_fis;
- u8 dummy[12];
+ u8 dummy[DUMMY_BUF_SIZE];
u8 atapi_cdb[ATAPI_CDB_LEN];
};
@@ -587,12 +608,13 @@ struct hisi_sas_sge_dif_page {
struct hisi_sas_sge sge[HISI_SAS_SGE_DIF_PAGE_CNT];
} __aligned(16);
+#define PROT_BUF_SIZE 7
struct hisi_sas_command_table_ssp {
struct ssp_frame_hdr hdr;
union {
struct {
struct ssp_command_iu task;
- u32 prot[7];
+ u32 prot[PROT_BUF_SIZE];
};
struct ssp_tmf_iu ssp_task;
struct xfer_rdy_iu xfer_rdy;
@@ -606,9 +628,10 @@ union hisi_sas_command_table {
struct hisi_sas_command_table_stp stp;
} __aligned(16);
+#define IU_BUF_SIZE 1024
struct hisi_sas_status_buffer {
struct hisi_sas_err_record err;
- u8 iu[1024];
+ u8 iu[IU_BUF_SIZE];
} __aligned(16);
struct hisi_sas_slot_buf_table {
@@ -631,18 +654,17 @@ extern struct dentry *hisi_sas_debugfs_dir;
extern void hisi_sas_stop_phys(struct hisi_hba *hisi_hba);
extern int hisi_sas_alloc(struct hisi_hba *hisi_hba);
extern void hisi_sas_free(struct hisi_hba *hisi_hba);
-extern u8 hisi_sas_get_ata_protocol(struct host_to_dev_fis *fis,
- int direction);
+extern u8 hisi_sas_get_ata_protocol(struct sas_task *task);
extern struct hisi_sas_port *to_hisi_sas_port(struct asd_sas_port *sas_port);
extern void hisi_sas_sata_done(struct sas_task *task,
struct hisi_sas_slot *slot);
extern int hisi_sas_get_fw_info(struct hisi_hba *hisi_hba);
extern int hisi_sas_probe(struct platform_device *pdev,
const struct hisi_sas_hw *ops);
-extern int hisi_sas_remove(struct platform_device *pdev);
+extern void hisi_sas_remove(struct platform_device *pdev);
-extern int hisi_sas_slave_configure(struct scsi_device *sdev);
-extern int hisi_sas_slave_alloc(struct scsi_device *sdev);
+int hisi_sas_sdev_configure(struct scsi_device *sdev, struct queue_limits *lim);
+extern int hisi_sas_sdev_init(struct scsi_device *sdev);
extern int hisi_sas_scan_finished(struct Scsi_Host *shost, unsigned long time);
extern void hisi_sas_scan_start(struct Scsi_Host *shost);
extern int hisi_sas_host_reset(struct Scsi_Host *shost, int reset_type);
@@ -653,16 +675,18 @@ extern void hisi_sas_phy_down(struct hisi_hba *hisi_hba, int phy_no, int rdy,
extern void hisi_sas_phy_bcast(struct hisi_sas_phy *phy);
extern void hisi_sas_slot_task_free(struct hisi_hba *hisi_hba,
struct sas_task *task,
- struct hisi_sas_slot *slot);
+ struct hisi_sas_slot *slot,
+ bool need_lock);
extern void hisi_sas_init_mem(struct hisi_hba *hisi_hba);
extern void hisi_sas_rst_work_handler(struct work_struct *work);
extern void hisi_sas_sync_rst_work_handler(struct work_struct *work);
-extern void hisi_sas_sync_irqs(struct hisi_hba *hisi_hba);
extern void hisi_sas_phy_oob_ready(struct hisi_hba *hisi_hba, int phy_no);
extern bool hisi_sas_notify_phy_event(struct hisi_sas_phy *phy,
enum hisi_sas_phy_event event);
extern void hisi_sas_release_tasks(struct hisi_hba *hisi_hba);
extern u8 hisi_sas_get_prog_phy_linkrate_mask(enum sas_linkrate max);
+extern void hisi_sas_sync_cqs(struct hisi_hba *hisi_hba);
+extern void hisi_sas_sync_poll_cqs(struct hisi_hba *hisi_hba);
extern void hisi_sas_controller_reset_prepare(struct hisi_hba *hisi_hba);
extern void hisi_sas_controller_reset_done(struct hisi_hba *hisi_hba);
#endif
generated by cgit (git 2.34.1) at 2025-12-26 06:19:25 +0000