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libata: convert core and drivers to ->hw_tag usage 

Anything that goes to the hardware should use ->hw_tag, anything
related to internal lookup should be using ->tag.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Jens Axboe 2018-05-11 12:51:04 -06:00 коммит произвёл Tejun Heo
Родитель 5ac40790b4
Коммит 4e5b6260cc
9 изменённых файлов: 56 добавлений и 56 удалений
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4
drivers/ata/acard-ahci.c
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@ -271,7 +271,7 @@ static void acard_ahci_qc_prep(struct ata_queued_cmd *qc)
* Fill in command table information. First, the header,
* a SATA Register - Host to Device command FIS.
*/
cmd_tbl = pp->cmd_tbl + qc->tag * AHCI_CMD_TBL_SZ;
cmd_tbl = pp->cmd_tbl + qc->hw_tag * AHCI_CMD_TBL_SZ;
ata_tf_to_fis(&qc->tf, qc->dev->link->pmp, 1, cmd_tbl);
if (is_atapi) {
@ -294,7 +294,7 @@ static void acard_ahci_qc_prep(struct ata_queued_cmd *qc)
if (is_atapi)
opts |= AHCI_CMD_ATAPI | AHCI_CMD_PREFETCH;
ahci_fill_cmd_slot(pp, qc->tag, opts);
ahci_fill_cmd_slot(pp, qc->hw_tag, opts);
}
static bool acard_ahci_qc_fill_rtf(struct ata_queued_cmd *qc)

8
drivers/ata/libahci.c
Просмотреть файл

@ -1645,7 +1645,7 @@ static void ahci_qc_prep(struct ata_queued_cmd *qc)
* Fill in command table information. First, the header,
* a SATA Register - Host to Device command FIS.
*/
cmd_tbl = pp->cmd_tbl + qc->tag * AHCI_CMD_TBL_SZ;
cmd_tbl = pp->cmd_tbl + qc->hw_tag * AHCI_CMD_TBL_SZ;
ata_tf_to_fis(&qc->tf, qc->dev->link->pmp, 1, cmd_tbl);
if (is_atapi) {
@ -1666,7 +1666,7 @@ static void ahci_qc_prep(struct ata_queued_cmd *qc)
if (is_atapi)
opts |= AHCI_CMD_ATAPI | AHCI_CMD_PREFETCH;
ahci_fill_cmd_slot(pp, qc->tag, opts);
ahci_fill_cmd_slot(pp, qc->hw_tag, opts);
}
static void ahci_fbs_dec_intr(struct ata_port *ap)
@ -2002,7 +2002,7 @@ unsigned int ahci_qc_issue(struct ata_queued_cmd *qc)
pp->active_link = qc->dev->link;
if (ata_is_ncq(qc->tf.protocol))
writel(1 << qc->tag, port_mmio + PORT_SCR_ACT);
writel(1 << qc->hw_tag, port_mmio + PORT_SCR_ACT);
if (pp->fbs_enabled && pp->fbs_last_dev != qc->dev->link->pmp) {
u32 fbs = readl(port_mmio + PORT_FBS);
@ -2012,7 +2012,7 @@ unsigned int ahci_qc_issue(struct ata_queued_cmd *qc)
pp->fbs_last_dev = qc->dev->link->pmp;
}
writel(1 << qc->tag, port_mmio + PORT_CMD_ISSUE);
writel(1 << qc->hw_tag, port_mmio + PORT_CMD_ISSUE);
ahci_sw_activity(qc->dev->link);

8
drivers/ata/libata-core.c
Просмотреть файл

@ -5177,7 +5177,7 @@ void __ata_qc_complete(struct ata_queued_cmd *qc)
/* command should be marked inactive atomically with qc completion */
if (ata_is_ncq(qc->tf.protocol)) {
link->sactive &= ~(1 << qc->tag);
link->sactive &= ~(1 << qc->hw_tag);
if (!link->sactive)
ap->nr_active_links--;
} else {
@ -5405,16 +5405,16 @@ void ata_qc_issue(struct ata_queued_cmd *qc)
WARN_ON_ONCE(ap->ops->error_handler && ata_tag_valid(link->active_tag));
if (ata_is_ncq(prot)) {
WARN_ON_ONCE(link->sactive & (1 << qc->tag));
WARN_ON_ONCE(link->sactive & (1 << qc->hw_tag));
if (!link->sactive)
ap->nr_active_links++;
link->sactive |= 1 << qc->tag;
link->sactive |= 1 << qc->hw_tag;
} else {
WARN_ON_ONCE(link->sactive);
ap->nr_active_links++;
link->active_tag = qc->tag;
link->active_tag = qc->hw_tag;
}
qc->flags |= ATA_QCFLAG_ACTIVE;

10
drivers/ata/libata-scsi.c
Просмотреть файл

@ -1898,7 +1898,7 @@ static unsigned int ata_scsi_rw_xlat(struct ata_queued_cmd *qc)
qc->nbytes = n_block * scmd->device->sector_size;
rc = ata_build_rw_tf(&qc->tf, qc->dev, block, n_block, tf_flags,
qc->tag, class);
qc->hw_tag, class);
if (likely(rc == 0))
return 0;
@ -3236,7 +3236,7 @@ static unsigned int ata_scsi_pass_thru(struct ata_queued_cmd *qc)
/* For NCQ commands copy the tag value */
if (ata_is_ncq(tf->protocol))
tf->nsect = qc->tag << 3;
tf->nsect = qc->hw_tag << 3;
/* enforce correct master/slave bit */
tf->device = dev->devno ?
@ -3516,7 +3516,7 @@ static unsigned int ata_scsi_write_same_xlat(struct ata_queued_cmd *qc)
tf->protocol = ATA_PROT_NCQ;
tf->command = ATA_CMD_FPDMA_SEND;
tf->hob_nsect = ATA_SUBCMD_FPDMA_SEND_DSM & 0x1f;
tf->nsect = qc->tag << 3;
tf->nsect = qc->hw_tag << 3;
tf->hob_feature = (size / 512) >> 8;
tf->feature = size / 512;
@ -3736,7 +3736,7 @@ static unsigned int ata_scsi_zbc_in_xlat(struct ata_queued_cmd *qc)
tf->protocol = ATA_PROT_NCQ;
tf->command = ATA_CMD_FPDMA_RECV;
tf->hob_nsect = ATA_SUBCMD_FPDMA_RECV_ZAC_MGMT_IN & 0x1f;
tf->nsect = qc->tag << 3;
tf->nsect = qc->hw_tag << 3;
tf->feature = sect & 0xff;
tf->hob_feature = (sect >> 8) & 0xff;
tf->auxiliary = ATA_SUBCMD_ZAC_MGMT_IN_REPORT_ZONES | (options << 8);
@ -3815,7 +3815,7 @@ static unsigned int ata_scsi_zbc_out_xlat(struct ata_queued_cmd *qc)
tf->protocol = ATA_PROT_NCQ_NODATA;
tf->command = ATA_CMD_NCQ_NON_DATA;
tf->feature = ATA_SUBCMD_NCQ_NON_DATA_ZAC_MGMT_OUT;
tf->nsect = qc->tag << 3;
tf->nsect = qc->hw_tag << 3;
tf->auxiliary = sa | ((u16)all << 8);
} else {
tf->protocol = ATA_PROT_NODATA;

14
drivers/ata/sata_dwc_460ex.c
Просмотреть файл

@ -761,7 +761,7 @@ static void sata_dwc_dma_xfer_complete(struct ata_port *ap, u32 check_status)
if (tag > 0) {
dev_info(ap->dev,
"%s tag=%u cmd=0x%02x dma dir=%s proto=%s dmacr=0x%08x\n",
__func__, qc->tag, qc->tf.command,
__func__, qc->hw_tag, qc->tf.command,
get_dma_dir_descript(qc->dma_dir),
get_prot_descript(qc->tf.protocol),
sata_dwc_readl(&hsdev->sata_dwc_regs->dmacr));
@ -789,7 +789,7 @@ static int sata_dwc_qc_complete(struct ata_port *ap, struct ata_queued_cmd *qc,
{
u8 status = 0;
u32 mask = 0x0;
u8 tag = qc->tag;
u8 tag = qc->hw_tag;
struct sata_dwc_device *hsdev = HSDEV_FROM_AP(ap);
struct sata_dwc_device_port *hsdevp = HSDEVP_FROM_AP(ap);
hsdev->sactive_queued = 0;
@ -997,7 +997,7 @@ static void sata_dwc_bmdma_setup_by_tag(struct ata_queued_cmd *qc, u8 tag)
static void sata_dwc_bmdma_setup(struct ata_queued_cmd *qc)
{
u8 tag = qc->tag;
u8 tag = qc->hw_tag;
if (ata_is_ncq(qc->tf.protocol)) {
dev_dbg(qc->ap->dev, "%s: ap->link.sactive=0x%08x tag=%d\n",
@ -1059,7 +1059,7 @@ static void sata_dwc_bmdma_start_by_tag(struct ata_queued_cmd *qc, u8 tag)
static void sata_dwc_bmdma_start(struct ata_queued_cmd *qc)
{
u8 tag = qc->tag;
u8 tag = qc->hw_tag;
if (ata_is_ncq(qc->tf.protocol)) {
dev_dbg(qc->ap->dev, "%s: ap->link.sactive=0x%08x tag=%d\n",
@ -1074,17 +1074,17 @@ static void sata_dwc_bmdma_start(struct ata_queued_cmd *qc)
static unsigned int sata_dwc_qc_issue(struct ata_queued_cmd *qc)
{
u32 sactive;
u8 tag = qc->tag;
u8 tag = qc->hw_tag;
struct ata_port *ap = qc->ap;
struct sata_dwc_device_port *hsdevp = HSDEVP_FROM_AP(ap);
#ifdef DEBUG_NCQ
if (qc->tag > 0 || ap->link.sactive > 1)
if (qc->hw_tag > 0 || ap->link.sactive > 1)
dev_info(ap->dev,
"%s ap id=%d cmd(0x%02x)=%s qc tag=%d prot=%s ap active_tag=0x%08x ap sactive=0x%08x\n",
__func__, ap->print_id, qc->tf.command,
ata_get_cmd_descript(qc->tf.command),
qc->tag, get_prot_descript(qc->tf.protocol),
qc->hw_tag, get_prot_descript(qc->tf.protocol),
ap->link.active_tag, ap->link.sactive);
#endif

6
drivers/ata/sata_fsl.c
Просмотреть файл

@ -519,7 +519,7 @@ static void sata_fsl_qc_prep(struct ata_queued_cmd *qc)
struct sata_fsl_port_priv *pp = ap->private_data;
struct sata_fsl_host_priv *host_priv = ap->host->private_data;
void __iomem *hcr_base = host_priv->hcr_base;
unsigned int tag = sata_fsl_tag(qc->tag, hcr_base);
unsigned int tag = sata_fsl_tag(qc->hw_tag, hcr_base);
struct command_desc *cd;
u32 desc_info = CMD_DESC_RES | CMD_DESC_SNOOP_ENABLE;
u32 num_prde = 0;
@ -566,7 +566,7 @@ static unsigned int sata_fsl_qc_issue(struct ata_queued_cmd *qc)
struct ata_port *ap = qc->ap;
struct sata_fsl_host_priv *host_priv = ap->host->private_data;
void __iomem *hcr_base = host_priv->hcr_base;
unsigned int tag = sata_fsl_tag(qc->tag, hcr_base);
unsigned int tag = sata_fsl_tag(qc->hw_tag, hcr_base);
VPRINTK("xx_qc_issue called,CQ=0x%x,CA=0x%x,CE=0x%x,CC=0x%x\n",
ioread32(CQ + hcr_base),
@ -595,7 +595,7 @@ static bool sata_fsl_qc_fill_rtf(struct ata_queued_cmd *qc)
struct sata_fsl_port_priv *pp = qc->ap->private_data;
struct sata_fsl_host_priv *host_priv = qc->ap->host->private_data;
void __iomem *hcr_base = host_priv->hcr_base;
unsigned int tag = sata_fsl_tag(qc->tag, hcr_base);
unsigned int tag = sata_fsl_tag(qc->hw_tag, hcr_base);
struct command_desc *cd;
cd = pp->cmdentry + tag;

24
drivers/ata/sata_mv.c
Просмотреть файл

@ -1802,7 +1802,7 @@ static void mv_fill_sg(struct ata_queued_cmd *qc)
struct mv_sg *mv_sg, *last_sg = NULL;
unsigned int si;
mv_sg = pp->sg_tbl[qc->tag];
mv_sg = pp->sg_tbl[qc->hw_tag];
for_each_sg(qc->sg, sg, qc->n_elem, si) {
dma_addr_t addr = sg_dma_address(sg);
u32 sg_len = sg_dma_len(sg);
@ -1903,9 +1903,9 @@ static void mv_bmdma_setup(struct ata_queued_cmd *qc)
writel(0, port_mmio + BMDMA_CMD);
/* load PRD table addr. */
writel((pp->sg_tbl_dma[qc->tag] >> 16) >> 16,
writel((pp->sg_tbl_dma[qc->hw_tag] >> 16) >> 16,
port_mmio + BMDMA_PRD_HIGH);
writelfl(pp->sg_tbl_dma[qc->tag],
writelfl(pp->sg_tbl_dma[qc->hw_tag],
port_mmio + BMDMA_PRD_LOW);
/* issue r/w command */
@ -2071,17 +2071,17 @@ static void mv_qc_prep(struct ata_queued_cmd *qc)
*/
if (!(tf->flags & ATA_TFLAG_WRITE))
flags |= CRQB_FLAG_READ;
WARN_ON(MV_MAX_Q_DEPTH <= qc->tag);
flags |= qc->tag << CRQB_TAG_SHIFT;
WARN_ON(MV_MAX_Q_DEPTH <= qc->hw_tag);
flags |= qc->hw_tag << CRQB_TAG_SHIFT;
flags |= (qc->dev->link->pmp & 0xf) << CRQB_PMP_SHIFT;
/* get current queue index from software */
in_index = pp->req_idx;
pp->crqb[in_index].sg_addr =
cpu_to_le32(pp->sg_tbl_dma[qc->tag] & 0xffffffff);
cpu_to_le32(pp->sg_tbl_dma[qc->hw_tag] & 0xffffffff);
pp->crqb[in_index].sg_addr_hi =
cpu_to_le32((pp->sg_tbl_dma[qc->tag] >> 16) >> 16);
cpu_to_le32((pp->sg_tbl_dma[qc->hw_tag] >> 16) >> 16);
pp->crqb[in_index].ctrl_flags = cpu_to_le16(flags);
cw = &pp->crqb[in_index].ata_cmd[0];
@ -2164,17 +2164,17 @@ static void mv_qc_prep_iie(struct ata_queued_cmd *qc)
if (!(tf->flags & ATA_TFLAG_WRITE))
flags |= CRQB_FLAG_READ;
WARN_ON(MV_MAX_Q_DEPTH <= qc->tag);
flags |= qc->tag << CRQB_TAG_SHIFT;
flags |= qc->tag << CRQB_HOSTQ_SHIFT;
WARN_ON(MV_MAX_Q_DEPTH <= qc->hw_tag);
flags |= qc->hw_tag << CRQB_TAG_SHIFT;
flags |= qc->hw_tag << CRQB_HOSTQ_SHIFT;
flags |= (qc->dev->link->pmp & 0xf) << CRQB_PMP_SHIFT;
/* get current queue index from software */
in_index = pp->req_idx;
crqb = (struct mv_crqb_iie *) &pp->crqb[in_index];
crqb->addr = cpu_to_le32(pp->sg_tbl_dma[qc->tag] & 0xffffffff);
crqb->addr_hi = cpu_to_le32((pp->sg_tbl_dma[qc->tag] >> 16) >> 16);
crqb->addr = cpu_to_le32(pp->sg_tbl_dma[qc->hw_tag] & 0xffffffff);
crqb->addr_hi = cpu_to_le32((pp->sg_tbl_dma[qc->hw_tag] >> 16) >> 16);
crqb->flags = cpu_to_le32(flags);
crqb->ata_cmd[0] = cpu_to_le32(

32
drivers/ata/sata_nv.c
Просмотреть файл

@ -1342,11 +1342,11 @@ static void nv_adma_fill_sg(struct ata_queued_cmd *qc, struct nv_adma_cpb *cpb)
for_each_sg(qc->sg, sg, qc->n_elem, si) {
aprd = (si < 5) ? &cpb->aprd[si] :
&pp->aprd[NV_ADMA_SGTBL_LEN * qc->tag + (si-5)];
&pp->aprd[NV_ADMA_SGTBL_LEN * qc->hw_tag + (si-5)];
nv_adma_fill_aprd(qc, sg, si, aprd);
}
if (si > 5)
cpb->next_aprd = cpu_to_le64(((u64)(pp->aprd_dma + NV_ADMA_SGTBL_SZ * qc->tag)));
cpb->next_aprd = cpu_to_le64(((u64)(pp->aprd_dma + NV_ADMA_SGTBL_SZ * qc->hw_tag)));
else
cpb->next_aprd = cpu_to_le64(0);
}
@ -1371,7 +1371,7 @@ static int nv_adma_use_reg_mode(struct ata_queued_cmd *qc)
static void nv_adma_qc_prep(struct ata_queued_cmd *qc)
{
struct nv_adma_port_priv *pp = qc->ap->private_data;
struct nv_adma_cpb *cpb = &pp->cpb[qc->tag];
struct nv_adma_cpb *cpb = &pp->cpb[qc->hw_tag];
u8 ctl_flags = NV_CPB_CTL_CPB_VALID |
NV_CPB_CTL_IEN;
@ -1389,7 +1389,7 @@ static void nv_adma_qc_prep(struct ata_queued_cmd *qc)
wmb();
cpb->len = 3;
cpb->tag = qc->tag;
cpb->tag = qc->hw_tag;
cpb->next_cpb_idx = 0;
/* turn on NCQ flags for NCQ commands */
@ -1452,9 +1452,9 @@ static unsigned int nv_adma_qc_issue(struct ata_queued_cmd *qc)
pp->last_issue_ncq = curr_ncq;
}
writew(qc->tag, mmio + NV_ADMA_APPEND);
writew(qc->hw_tag, mmio + NV_ADMA_APPEND);
DPRINTK("Issued tag %u\n", qc->tag);
DPRINTK("Issued tag %u\n", qc->hw_tag);
return 0;
}
@ -1716,8 +1716,8 @@ static void nv_swncq_qc_to_dq(struct ata_port *ap, struct ata_queued_cmd *qc)
/* queue is full */
WARN_ON(dq->tail - dq->head == ATA_MAX_QUEUE);
dq->defer_bits |= (1 << qc->tag);
dq->tag[dq->tail++ & (ATA_MAX_QUEUE - 1)] = qc->tag;
dq->defer_bits |= (1 << qc->hw_tag);
dq->tag[dq->tail++ & (ATA_MAX_QUEUE - 1)] = qc->hw_tag;
}
static struct ata_queued_cmd *nv_swncq_qc_from_dq(struct ata_port *ap)
@ -1996,7 +1996,7 @@ static void nv_swncq_fill_sg(struct ata_queued_cmd *qc)
struct ata_bmdma_prd *prd;
unsigned int si, idx;
prd = pp->prd + ATA_MAX_PRD * qc->tag;
prd = pp->prd + ATA_MAX_PRD * qc->hw_tag;
idx = 0;
for_each_sg(qc->sg, sg, qc->n_elem, si) {
@ -2034,16 +2034,16 @@ static unsigned int nv_swncq_issue_atacmd(struct ata_port *ap,
DPRINTK("Enter\n");
writel((1 << qc->tag), pp->sactive_block);
pp->last_issue_tag = qc->tag;
pp->dhfis_bits &= ~(1 << qc->tag);
pp->dmafis_bits &= ~(1 << qc->tag);
pp->qc_active |= (0x1 << qc->tag);
writel((1 << qc->hw_tag), pp->sactive_block);
pp->last_issue_tag = qc->hw_tag;
pp->dhfis_bits &= ~(1 << qc->hw_tag);
pp->dmafis_bits &= ~(1 << qc->hw_tag);
pp->qc_active |= (0x1 << qc->hw_tag);
ap->ops->sff_tf_load(ap, &qc->tf); /* load tf registers */
ap->ops->sff_exec_command(ap, &qc->tf);
DPRINTK("Issued tag %u\n", qc->tag);
DPRINTK("Issued tag %u\n", qc->hw_tag);
return 0;
}
@ -2193,7 +2193,7 @@ static void nv_swncq_dmafis(struct ata_port *ap)
rw = qc->tf.flags & ATA_TFLAG_WRITE;
/* load PRD table addr. */
iowrite32(pp->prd_dma + ATA_PRD_TBL_SZ * qc->tag,
iowrite32(pp->prd_dma + ATA_PRD_TBL_SZ * qc->hw_tag,
ap->ioaddr.bmdma_addr + ATA_DMA_TABLE_OFS);
/* specify data direction, triple-check start bit is clear */

6
drivers/ata/sata_sil24.c
Просмотреть файл

@ -849,7 +849,7 @@ static void sil24_qc_prep(struct ata_queued_cmd *qc)
struct sil24_sge *sge;
u16 ctrl = 0;
cb = &pp->cmd_block[sil24_tag(qc->tag)];
cb = &pp->cmd_block[sil24_tag(qc->hw_tag)];
if (!ata_is_atapi(qc->tf.protocol)) {
prb = &cb->ata.prb;
@ -891,7 +891,7 @@ static unsigned int sil24_qc_issue(struct ata_queued_cmd *qc)
struct ata_port *ap = qc->ap;
struct sil24_port_priv *pp = ap->private_data;
void __iomem *port = sil24_port_base(ap);
unsigned int tag = sil24_tag(qc->tag);
unsigned int tag = sil24_tag(qc->hw_tag);
dma_addr_t paddr;
void __iomem *activate;
@ -911,7 +911,7 @@ static unsigned int sil24_qc_issue(struct ata_queued_cmd *qc)
static bool sil24_qc_fill_rtf(struct ata_queued_cmd *qc)
{
sil24_read_tf(qc->ap, qc->tag, &qc->result_tf);
sil24_read_tf(qc->ap, qc->hw_tag, &qc->result_tf);
return true;
}