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scsi: hisi_sas: relocate get_ata_protocol() 

Relocate get_ata_protocol() to a common location, as future hw versions
will require it.  Also rename with "hisi_sas_" prefix for consistency.

Signed-off-by: Xiang Chen <chenxiang66@hisilicon.com>
Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Xiang Chen 2017-06-14 23:33:14 +08:00 committed by Martin K. Petersen
parent b1a49412f0
commit 6c7bb8a194
3 changed files with 68 additions and 65 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/scsi/hisi_sas/hisi_sas.h
View File

@ -46,6 +46,12 @@
((type == SAS_EDGE_EXPANDER_DEVICE) || \ ((type == SAS_EDGE_EXPANDER_DEVICE) || \
(type == SAS_FANOUT_EXPANDER_DEVICE)) (type == SAS_FANOUT_EXPANDER_DEVICE))
#define HISI_SAS_SATA_PROTOCOL_NONDATA 0x1
#define HISI_SAS_SATA_PROTOCOL_PIO 0x2
#define HISI_SAS_SATA_PROTOCOL_DMA 0x4
#define HISI_SAS_SATA_PROTOCOL_FPDMA 0x8
#define HISI_SAS_SATA_PROTOCOL_ATAPI 0x10
struct hisi_hba; struct hisi_hba;
enum { enum {
@ -356,6 +362,7 @@ union hisi_sas_command_table {
struct hisi_sas_command_table_stp stp; struct hisi_sas_command_table_stp stp;
}; };
extern u8 hisi_sas_get_ata_protocol(u8 cmd, int direction);
extern struct hisi_sas_port *to_hisi_sas_port(struct asd_sas_port *sas_port); extern struct hisi_sas_port *to_hisi_sas_port(struct asd_sas_port *sas_port);
extern int hisi_sas_probe(struct platform_device *pdev, extern int hisi_sas_probe(struct platform_device *pdev,
const struct hisi_sas_hw *ops); const struct hisi_sas_hw *ops);

59
drivers/scsi/hisi_sas/hisi_sas_main.c
View File

@ -23,6 +23,65 @@ hisi_sas_internal_task_abort(struct hisi_hba *hisi_hba,
int abort_flag, int tag); int abort_flag, int tag);
static int hisi_sas_softreset_ata_disk(struct domain_device *device); static int hisi_sas_softreset_ata_disk(struct domain_device *device);
u8 hisi_sas_get_ata_protocol(u8 cmd, int direction)
{
switch (cmd) {
case ATA_CMD_FPDMA_WRITE:
case ATA_CMD_FPDMA_READ:
case ATA_CMD_FPDMA_RECV:
case ATA_CMD_FPDMA_SEND:
case ATA_CMD_NCQ_NON_DATA:
return HISI_SAS_SATA_PROTOCOL_FPDMA;
case ATA_CMD_DOWNLOAD_MICRO:
case ATA_CMD_ID_ATA:
case ATA_CMD_PMP_READ:
case ATA_CMD_READ_LOG_EXT:
case ATA_CMD_PIO_READ:
case ATA_CMD_PIO_READ_EXT:
case ATA_CMD_PMP_WRITE:
case ATA_CMD_WRITE_LOG_EXT:
case ATA_CMD_PIO_WRITE:
case ATA_CMD_PIO_WRITE_EXT:
return HISI_SAS_SATA_PROTOCOL_PIO;
case ATA_CMD_DSM:
case ATA_CMD_DOWNLOAD_MICRO_DMA:
case ATA_CMD_PMP_READ_DMA:
case ATA_CMD_PMP_WRITE_DMA:
case ATA_CMD_READ:
case ATA_CMD_READ_EXT:
case ATA_CMD_READ_LOG_DMA_EXT:
case ATA_CMD_READ_STREAM_DMA_EXT:
case ATA_CMD_TRUSTED_RCV_DMA:
case ATA_CMD_TRUSTED_SND_DMA:
case ATA_CMD_WRITE:
case ATA_CMD_WRITE_EXT:
case ATA_CMD_WRITE_FUA_EXT:
case ATA_CMD_WRITE_QUEUED:
case ATA_CMD_WRITE_LOG_DMA_EXT:
case ATA_CMD_WRITE_STREAM_DMA_EXT:
return HISI_SAS_SATA_PROTOCOL_DMA;
case ATA_CMD_CHK_POWER:
case ATA_CMD_DEV_RESET:
case ATA_CMD_EDD:
case ATA_CMD_FLUSH:
case ATA_CMD_FLUSH_EXT:
case ATA_CMD_VERIFY:
case ATA_CMD_VERIFY_EXT:
case ATA_CMD_SET_FEATURES:
case ATA_CMD_STANDBY:
case ATA_CMD_STANDBYNOW1:
return HISI_SAS_SATA_PROTOCOL_NONDATA;
default:
if (direction == DMA_NONE)
return HISI_SAS_SATA_PROTOCOL_NONDATA;
return HISI_SAS_SATA_PROTOCOL_PIO;
}
}
EXPORT_SYMBOL_GPL(hisi_sas_get_ata_protocol);
static struct hisi_hba *dev_to_hisi_hba(struct domain_device *device) static struct hisi_hba *dev_to_hisi_hba(struct domain_device *device)
{ {
return device->port->ha->lldd_ha; return device->port->ha->lldd_ha;

67
drivers/scsi/hisi_sas/hisi_sas_v2_hw.c
View File

@ -554,12 +554,6 @@ enum {
#define DIR_TO_DEVICE 2 #define DIR_TO_DEVICE 2
#define DIR_RESERVED 3 #define DIR_RESERVED 3
#define SATA_PROTOCOL_NONDATA 0x1
#define SATA_PROTOCOL_PIO 0x2
#define SATA_PROTOCOL_DMA 0x4
#define SATA_PROTOCOL_FPDMA 0x8
#define SATA_PROTOCOL_ATAPI 0x10
#define ERR_ON_TX_PHASE(err_phase) (err_phase == 0x2 || \ #define ERR_ON_TX_PHASE(err_phase) (err_phase == 0x2 || \
err_phase == 0x4 || err_phase == 0x8 ||\ err_phase == 0x4 || err_phase == 0x8 ||\
err_phase == 0x6 || err_phase == 0xa) err_phase == 0x6 || err_phase == 0xa)
@ -2352,64 +2346,6 @@ slot_complete_v2_hw(struct hisi_hba *hisi_hba, struct hisi_sas_slot *slot)
return sts; return sts;
} }
static u8 get_ata_protocol(u8 cmd, int direction)
{
switch (cmd) {
case ATA_CMD_FPDMA_WRITE:
case ATA_CMD_FPDMA_READ:
case ATA_CMD_FPDMA_RECV:
case ATA_CMD_FPDMA_SEND:
case ATA_CMD_NCQ_NON_DATA:
return SATA_PROTOCOL_FPDMA;
case ATA_CMD_DOWNLOAD_MICRO:
case ATA_CMD_ID_ATA:
case ATA_CMD_PMP_READ:
case ATA_CMD_READ_LOG_EXT:
case ATA_CMD_PIO_READ:
case ATA_CMD_PIO_READ_EXT:
case ATA_CMD_PMP_WRITE:
case ATA_CMD_WRITE_LOG_EXT:
case ATA_CMD_PIO_WRITE:
case ATA_CMD_PIO_WRITE_EXT:
return SATA_PROTOCOL_PIO;
case ATA_CMD_DSM:
case ATA_CMD_DOWNLOAD_MICRO_DMA:
case ATA_CMD_PMP_READ_DMA:
case ATA_CMD_PMP_WRITE_DMA:
case ATA_CMD_READ:
case ATA_CMD_READ_EXT:
case ATA_CMD_READ_LOG_DMA_EXT:
case ATA_CMD_READ_STREAM_DMA_EXT:
case ATA_CMD_TRUSTED_RCV_DMA:
case ATA_CMD_TRUSTED_SND_DMA:
case ATA_CMD_WRITE:
case ATA_CMD_WRITE_EXT:
case ATA_CMD_WRITE_FUA_EXT:
case ATA_CMD_WRITE_QUEUED:
case ATA_CMD_WRITE_LOG_DMA_EXT:
case ATA_CMD_WRITE_STREAM_DMA_EXT:
return SATA_PROTOCOL_DMA;
case ATA_CMD_CHK_POWER:
case ATA_CMD_DEV_RESET:
case ATA_CMD_EDD:
case ATA_CMD_FLUSH:
case ATA_CMD_FLUSH_EXT:
case ATA_CMD_VERIFY:
case ATA_CMD_VERIFY_EXT:
case ATA_CMD_SET_FEATURES:
case ATA_CMD_STANDBY:
case ATA_CMD_STANDBYNOW1:
return SATA_PROTOCOL_NONDATA;
default:
if (direction == DMA_NONE)
return SATA_PROTOCOL_NONDATA;
return SATA_PROTOCOL_PIO;
}
}
static int get_ncq_tag_v2_hw(struct sas_task *task, u32 *tag) static int get_ncq_tag_v2_hw(struct sas_task *task, u32 *tag)
{ {
struct ata_queued_cmd *qc = task->uldd_task; struct ata_queued_cmd *qc = task->uldd_task;
@ -2464,7 +2400,8 @@ static int prep_ata_v2_hw(struct hisi_hba *hisi_hba,
(task->ata_task.fis.control & ATA_SRST)) (task->ata_task.fis.control & ATA_SRST))
dw1 |= 1 << CMD_HDR_RESET_OFF; dw1 |= 1 << CMD_HDR_RESET_OFF;
dw1 |= (get_ata_protocol(task->ata_task.fis.command, task->data_dir)) dw1 |= (hisi_sas_get_ata_protocol(
task->ata_task.fis.command, task->data_dir))
<< CMD_HDR_FRAME_TYPE_OFF; << CMD_HDR_FRAME_TYPE_OFF;
dw1 |= sas_dev->device_id << CMD_HDR_DEV_ID_OFF; dw1 |= sas_dev->device_id << CMD_HDR_DEV_ID_OFF;
hdr->dw1 = cpu_to_le32(dw1); hdr->dw1 = cpu_to_le32(dw1);