You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
682 lines
16 KiB
682 lines
16 KiB
/*
|
|
* Marvell 88SE94xx hardware specific
|
|
*
|
|
* Copyright 2007 Red Hat, Inc.
|
|
* Copyright 2008 Marvell. <kewei@marvell.com>
|
|
*
|
|
* This file is licensed under GPLv2.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as
|
|
* published by the Free Software Foundation; version 2 of the
|
|
* License.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
|
* USA
|
|
*/
|
|
|
|
#include "mv_sas.h"
|
|
#include "mv_94xx.h"
|
|
#include "mv_chips.h"
|
|
|
|
static void mvs_94xx_detect_porttype(struct mvs_info *mvi, int i)
|
|
{
|
|
u32 reg;
|
|
struct mvs_phy *phy = &mvi->phy[i];
|
|
u32 phy_status;
|
|
|
|
mvs_write_port_vsr_addr(mvi, i, VSR_PHY_MODE3);
|
|
reg = mvs_read_port_vsr_data(mvi, i);
|
|
phy_status = ((reg & 0x3f0000) >> 16) & 0xff;
|
|
phy->phy_type &= ~(PORT_TYPE_SAS | PORT_TYPE_SATA);
|
|
switch (phy_status) {
|
|
case 0x10:
|
|
phy->phy_type |= PORT_TYPE_SAS;
|
|
break;
|
|
case 0x1d:
|
|
default:
|
|
phy->phy_type |= PORT_TYPE_SATA;
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void __devinit mvs_94xx_enable_xmt(struct mvs_info *mvi, int phy_id)
|
|
{
|
|
void __iomem *regs = mvi->regs;
|
|
u32 tmp;
|
|
|
|
tmp = mr32(MVS_PCS);
|
|
tmp |= 1 << (phy_id + PCS_EN_PORT_XMT_SHIFT2);
|
|
mw32(MVS_PCS, tmp);
|
|
}
|
|
|
|
static void mvs_94xx_phy_reset(struct mvs_info *mvi, u32 phy_id, int hard)
|
|
{
|
|
u32 tmp;
|
|
|
|
tmp = mvs_read_port_irq_stat(mvi, phy_id);
|
|
tmp &= ~PHYEV_RDY_CH;
|
|
mvs_write_port_irq_stat(mvi, phy_id, tmp);
|
|
if (hard) {
|
|
tmp = mvs_read_phy_ctl(mvi, phy_id);
|
|
tmp |= PHY_RST_HARD;
|
|
mvs_write_phy_ctl(mvi, phy_id, tmp);
|
|
do {
|
|
tmp = mvs_read_phy_ctl(mvi, phy_id);
|
|
} while (tmp & PHY_RST_HARD);
|
|
} else {
|
|
mvs_write_port_vsr_addr(mvi, phy_id, VSR_PHY_STAT);
|
|
tmp = mvs_read_port_vsr_data(mvi, phy_id);
|
|
tmp |= PHY_RST;
|
|
mvs_write_port_vsr_data(mvi, phy_id, tmp);
|
|
}
|
|
}
|
|
|
|
static void mvs_94xx_phy_disable(struct mvs_info *mvi, u32 phy_id)
|
|
{
|
|
u32 tmp;
|
|
mvs_write_port_vsr_addr(mvi, phy_id, VSR_PHY_MODE2);
|
|
tmp = mvs_read_port_vsr_data(mvi, phy_id);
|
|
mvs_write_port_vsr_data(mvi, phy_id, tmp | 0x00800000);
|
|
}
|
|
|
|
static void mvs_94xx_phy_enable(struct mvs_info *mvi, u32 phy_id)
|
|
{
|
|
mvs_write_port_vsr_addr(mvi, phy_id, 0x1B4);
|
|
mvs_write_port_vsr_data(mvi, phy_id, 0x8300ffc1);
|
|
mvs_write_port_vsr_addr(mvi, phy_id, 0x104);
|
|
mvs_write_port_vsr_data(mvi, phy_id, 0x00018080);
|
|
mvs_write_port_vsr_addr(mvi, phy_id, VSR_PHY_MODE2);
|
|
mvs_write_port_vsr_data(mvi, phy_id, 0x00207fff);
|
|
}
|
|
|
|
static int __devinit mvs_94xx_init(struct mvs_info *mvi)
|
|
{
|
|
void __iomem *regs = mvi->regs;
|
|
int i;
|
|
u32 tmp, cctl;
|
|
|
|
mvs_show_pcie_usage(mvi);
|
|
if (mvi->flags & MVF_FLAG_SOC) {
|
|
tmp = mr32(MVS_PHY_CTL);
|
|
tmp &= ~PCTL_PWR_OFF;
|
|
tmp |= PCTL_PHY_DSBL;
|
|
mw32(MVS_PHY_CTL, tmp);
|
|
}
|
|
|
|
/* Init Chip */
|
|
/* make sure RST is set; HBA_RST /should/ have done that for us */
|
|
cctl = mr32(MVS_CTL) & 0xFFFF;
|
|
if (cctl & CCTL_RST)
|
|
cctl &= ~CCTL_RST;
|
|
else
|
|
mw32_f(MVS_CTL, cctl | CCTL_RST);
|
|
|
|
if (mvi->flags & MVF_FLAG_SOC) {
|
|
tmp = mr32(MVS_PHY_CTL);
|
|
tmp &= ~PCTL_PWR_OFF;
|
|
tmp |= PCTL_COM_ON;
|
|
tmp &= ~PCTL_PHY_DSBL;
|
|
tmp |= PCTL_LINK_RST;
|
|
mw32(MVS_PHY_CTL, tmp);
|
|
msleep(100);
|
|
tmp &= ~PCTL_LINK_RST;
|
|
mw32(MVS_PHY_CTL, tmp);
|
|
msleep(100);
|
|
}
|
|
|
|
/* reset control */
|
|
mw32(MVS_PCS, 0); /* MVS_PCS */
|
|
mw32(MVS_STP_REG_SET_0, 0);
|
|
mw32(MVS_STP_REG_SET_1, 0);
|
|
|
|
/* init phys */
|
|
mvs_phy_hacks(mvi);
|
|
|
|
/* disable Multiplexing, enable phy implemented */
|
|
mw32(MVS_PORTS_IMP, 0xFF);
|
|
|
|
|
|
mw32(MVS_PA_VSR_ADDR, 0x00000104);
|
|
mw32(MVS_PA_VSR_PORT, 0x00018080);
|
|
mw32(MVS_PA_VSR_ADDR, VSR_PHY_MODE8);
|
|
mw32(MVS_PA_VSR_PORT, 0x0084ffff);
|
|
|
|
/* set LED blink when IO*/
|
|
mw32(MVS_PA_VSR_ADDR, 0x00000030);
|
|
tmp = mr32(MVS_PA_VSR_PORT);
|
|
tmp &= 0xFFFF00FF;
|
|
tmp |= 0x00003300;
|
|
mw32(MVS_PA_VSR_PORT, tmp);
|
|
|
|
mw32(MVS_CMD_LIST_LO, mvi->slot_dma);
|
|
mw32(MVS_CMD_LIST_HI, (mvi->slot_dma >> 16) >> 16);
|
|
|
|
mw32(MVS_RX_FIS_LO, mvi->rx_fis_dma);
|
|
mw32(MVS_RX_FIS_HI, (mvi->rx_fis_dma >> 16) >> 16);
|
|
|
|
mw32(MVS_TX_CFG, MVS_CHIP_SLOT_SZ);
|
|
mw32(MVS_TX_LO, mvi->tx_dma);
|
|
mw32(MVS_TX_HI, (mvi->tx_dma >> 16) >> 16);
|
|
|
|
mw32(MVS_RX_CFG, MVS_RX_RING_SZ);
|
|
mw32(MVS_RX_LO, mvi->rx_dma);
|
|
mw32(MVS_RX_HI, (mvi->rx_dma >> 16) >> 16);
|
|
|
|
for (i = 0; i < mvi->chip->n_phy; i++) {
|
|
mvs_94xx_phy_disable(mvi, i);
|
|
/* set phy local SAS address */
|
|
mvs_set_sas_addr(mvi, i, CONFIG_ID_FRAME3, CONFIG_ID_FRAME4,
|
|
(mvi->phy[i].dev_sas_addr));
|
|
|
|
mvs_94xx_enable_xmt(mvi, i);
|
|
mvs_94xx_phy_enable(mvi, i);
|
|
|
|
mvs_94xx_phy_reset(mvi, i, 1);
|
|
msleep(500);
|
|
mvs_94xx_detect_porttype(mvi, i);
|
|
}
|
|
|
|
if (mvi->flags & MVF_FLAG_SOC) {
|
|
/* set select registers */
|
|
writel(0x0E008000, regs + 0x000);
|
|
writel(0x59000008, regs + 0x004);
|
|
writel(0x20, regs + 0x008);
|
|
writel(0x20, regs + 0x00c);
|
|
writel(0x20, regs + 0x010);
|
|
writel(0x20, regs + 0x014);
|
|
writel(0x20, regs + 0x018);
|
|
writel(0x20, regs + 0x01c);
|
|
}
|
|
for (i = 0; i < mvi->chip->n_phy; i++) {
|
|
/* clear phy int status */
|
|
tmp = mvs_read_port_irq_stat(mvi, i);
|
|
tmp &= ~PHYEV_SIG_FIS;
|
|
mvs_write_port_irq_stat(mvi, i, tmp);
|
|
|
|
/* set phy int mask */
|
|
tmp = PHYEV_RDY_CH | PHYEV_BROAD_CH |
|
|
PHYEV_ID_DONE | PHYEV_DCDR_ERR | PHYEV_CRC_ERR ;
|
|
mvs_write_port_irq_mask(mvi, i, tmp);
|
|
|
|
msleep(100);
|
|
mvs_update_phyinfo(mvi, i, 1);
|
|
}
|
|
|
|
/* FIXME: update wide port bitmaps */
|
|
|
|
/* little endian for open address and command table, etc. */
|
|
/*
|
|
* it seems that ( from the spec ) turning on big-endian won't
|
|
* do us any good on big-endian machines, need further confirmation
|
|
*/
|
|
cctl = mr32(MVS_CTL);
|
|
cctl |= CCTL_ENDIAN_CMD;
|
|
cctl |= CCTL_ENDIAN_DATA;
|
|
cctl &= ~CCTL_ENDIAN_OPEN;
|
|
cctl |= CCTL_ENDIAN_RSP;
|
|
mw32_f(MVS_CTL, cctl);
|
|
|
|
/* reset CMD queue */
|
|
tmp = mr32(MVS_PCS);
|
|
tmp |= PCS_CMD_RST;
|
|
mw32(MVS_PCS, tmp);
|
|
/* interrupt coalescing may cause missing HW interrput in some case,
|
|
* and the max count is 0x1ff, while our max slot is 0x200,
|
|
* it will make count 0.
|
|
*/
|
|
tmp = 0;
|
|
mw32(MVS_INT_COAL, tmp);
|
|
|
|
tmp = 0x100;
|
|
mw32(MVS_INT_COAL_TMOUT, tmp);
|
|
|
|
/* ladies and gentlemen, start your engines */
|
|
mw32(MVS_TX_CFG, 0);
|
|
mw32(MVS_TX_CFG, MVS_CHIP_SLOT_SZ | TX_EN);
|
|
mw32(MVS_RX_CFG, MVS_RX_RING_SZ | RX_EN);
|
|
/* enable CMD/CMPL_Q/RESP mode */
|
|
mw32(MVS_PCS, PCS_SATA_RETRY_2 | PCS_FIS_RX_EN |
|
|
PCS_CMD_EN | PCS_CMD_STOP_ERR);
|
|
|
|
/* enable completion queue interrupt */
|
|
tmp = (CINT_PORT_MASK | CINT_DONE | CINT_MEM | CINT_SRS | CINT_CI_STOP |
|
|
CINT_DMA_PCIE);
|
|
tmp |= CINT_PHY_MASK;
|
|
mw32(MVS_INT_MASK, tmp);
|
|
|
|
/* Enable SRS interrupt */
|
|
mw32(MVS_INT_MASK_SRS_0, 0xFFFF);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int mvs_94xx_ioremap(struct mvs_info *mvi)
|
|
{
|
|
if (!mvs_ioremap(mvi, 2, -1)) {
|
|
mvi->regs_ex = mvi->regs + 0x10200;
|
|
mvi->regs += 0x20000;
|
|
if (mvi->id == 1)
|
|
mvi->regs += 0x4000;
|
|
return 0;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
static void mvs_94xx_iounmap(struct mvs_info *mvi)
|
|
{
|
|
if (mvi->regs) {
|
|
mvi->regs -= 0x20000;
|
|
if (mvi->id == 1)
|
|
mvi->regs -= 0x4000;
|
|
mvs_iounmap(mvi->regs);
|
|
}
|
|
}
|
|
|
|
static void mvs_94xx_interrupt_enable(struct mvs_info *mvi)
|
|
{
|
|
void __iomem *regs = mvi->regs_ex;
|
|
u32 tmp;
|
|
|
|
tmp = mr32(MVS_GBL_CTL);
|
|
tmp |= (IRQ_SAS_A | IRQ_SAS_B);
|
|
mw32(MVS_GBL_INT_STAT, tmp);
|
|
writel(tmp, regs + 0x0C);
|
|
writel(tmp, regs + 0x10);
|
|
writel(tmp, regs + 0x14);
|
|
writel(tmp, regs + 0x18);
|
|
mw32(MVS_GBL_CTL, tmp);
|
|
}
|
|
|
|
static void mvs_94xx_interrupt_disable(struct mvs_info *mvi)
|
|
{
|
|
void __iomem *regs = mvi->regs_ex;
|
|
u32 tmp;
|
|
|
|
tmp = mr32(MVS_GBL_CTL);
|
|
|
|
tmp &= ~(IRQ_SAS_A | IRQ_SAS_B);
|
|
mw32(MVS_GBL_INT_STAT, tmp);
|
|
writel(tmp, regs + 0x0C);
|
|
writel(tmp, regs + 0x10);
|
|
writel(tmp, regs + 0x14);
|
|
writel(tmp, regs + 0x18);
|
|
mw32(MVS_GBL_CTL, tmp);
|
|
}
|
|
|
|
static u32 mvs_94xx_isr_status(struct mvs_info *mvi, int irq)
|
|
{
|
|
void __iomem *regs = mvi->regs_ex;
|
|
u32 stat = 0;
|
|
if (!(mvi->flags & MVF_FLAG_SOC)) {
|
|
stat = mr32(MVS_GBL_INT_STAT);
|
|
|
|
if (!(stat & (IRQ_SAS_A | IRQ_SAS_B)))
|
|
return 0;
|
|
}
|
|
return stat;
|
|
}
|
|
|
|
static irqreturn_t mvs_94xx_isr(struct mvs_info *mvi, int irq, u32 stat)
|
|
{
|
|
void __iomem *regs = mvi->regs;
|
|
|
|
if (((stat & IRQ_SAS_A) && mvi->id == 0) ||
|
|
((stat & IRQ_SAS_B) && mvi->id == 1)) {
|
|
mw32_f(MVS_INT_STAT, CINT_DONE);
|
|
#ifndef MVS_USE_TASKLET
|
|
spin_lock(&mvi->lock);
|
|
#endif
|
|
mvs_int_full(mvi);
|
|
#ifndef MVS_USE_TASKLET
|
|
spin_unlock(&mvi->lock);
|
|
#endif
|
|
}
|
|
return IRQ_HANDLED;
|
|
}
|
|
|
|
static void mvs_94xx_command_active(struct mvs_info *mvi, u32 slot_idx)
|
|
{
|
|
u32 tmp;
|
|
mvs_cw32(mvi, 0x300 + (slot_idx >> 3), 1 << (slot_idx % 32));
|
|
do {
|
|
tmp = mvs_cr32(mvi, 0x300 + (slot_idx >> 3));
|
|
} while (tmp & 1 << (slot_idx % 32));
|
|
}
|
|
|
|
static void mvs_94xx_issue_stop(struct mvs_info *mvi, enum mvs_port_type type,
|
|
u32 tfs)
|
|
{
|
|
void __iomem *regs = mvi->regs;
|
|
u32 tmp;
|
|
|
|
if (type == PORT_TYPE_SATA) {
|
|
tmp = mr32(MVS_INT_STAT_SRS_0) | (1U << tfs);
|
|
mw32(MVS_INT_STAT_SRS_0, tmp);
|
|
}
|
|
mw32(MVS_INT_STAT, CINT_CI_STOP);
|
|
tmp = mr32(MVS_PCS) | 0xFF00;
|
|
mw32(MVS_PCS, tmp);
|
|
}
|
|
|
|
static void mvs_94xx_free_reg_set(struct mvs_info *mvi, u8 *tfs)
|
|
{
|
|
void __iomem *regs = mvi->regs;
|
|
u32 tmp;
|
|
u8 reg_set = *tfs;
|
|
|
|
if (*tfs == MVS_ID_NOT_MAPPED)
|
|
return;
|
|
|
|
mvi->sata_reg_set &= ~bit(reg_set);
|
|
if (reg_set < 32) {
|
|
w_reg_set_enable(reg_set, (u32)mvi->sata_reg_set);
|
|
tmp = mr32(MVS_INT_STAT_SRS_0) & (u32)mvi->sata_reg_set;
|
|
if (tmp)
|
|
mw32(MVS_INT_STAT_SRS_0, tmp);
|
|
} else {
|
|
w_reg_set_enable(reg_set, mvi->sata_reg_set);
|
|
tmp = mr32(MVS_INT_STAT_SRS_1) & mvi->sata_reg_set;
|
|
if (tmp)
|
|
mw32(MVS_INT_STAT_SRS_1, tmp);
|
|
}
|
|
|
|
*tfs = MVS_ID_NOT_MAPPED;
|
|
|
|
return;
|
|
}
|
|
|
|
static u8 mvs_94xx_assign_reg_set(struct mvs_info *mvi, u8 *tfs)
|
|
{
|
|
int i;
|
|
void __iomem *regs = mvi->regs;
|
|
|
|
if (*tfs != MVS_ID_NOT_MAPPED)
|
|
return 0;
|
|
|
|
i = mv_ffc64(mvi->sata_reg_set);
|
|
if (i > 32) {
|
|
mvi->sata_reg_set |= bit(i);
|
|
w_reg_set_enable(i, (u32)(mvi->sata_reg_set >> 32));
|
|
*tfs = i;
|
|
return 0;
|
|
} else if (i >= 0) {
|
|
mvi->sata_reg_set |= bit(i);
|
|
w_reg_set_enable(i, (u32)mvi->sata_reg_set);
|
|
*tfs = i;
|
|
return 0;
|
|
}
|
|
return MVS_ID_NOT_MAPPED;
|
|
}
|
|
|
|
static void mvs_94xx_make_prd(struct scatterlist *scatter, int nr, void *prd)
|
|
{
|
|
int i;
|
|
struct scatterlist *sg;
|
|
struct mvs_prd *buf_prd = prd;
|
|
for_each_sg(scatter, sg, nr, i) {
|
|
buf_prd->addr = cpu_to_le64(sg_dma_address(sg));
|
|
buf_prd->im_len.len = cpu_to_le32(sg_dma_len(sg));
|
|
buf_prd++;
|
|
}
|
|
}
|
|
|
|
static int mvs_94xx_oob_done(struct mvs_info *mvi, int i)
|
|
{
|
|
u32 phy_st;
|
|
phy_st = mvs_read_phy_ctl(mvi, i);
|
|
if (phy_st & PHY_READY_MASK) /* phy ready */
|
|
return 1;
|
|
return 0;
|
|
}
|
|
|
|
static void mvs_94xx_get_dev_identify_frame(struct mvs_info *mvi, int port_id,
|
|
struct sas_identify_frame *id)
|
|
{
|
|
int i;
|
|
u32 id_frame[7];
|
|
|
|
for (i = 0; i < 7; i++) {
|
|
mvs_write_port_cfg_addr(mvi, port_id,
|
|
CONFIG_ID_FRAME0 + i * 4);
|
|
id_frame[i] = mvs_read_port_cfg_data(mvi, port_id);
|
|
}
|
|
memcpy(id, id_frame, 28);
|
|
}
|
|
|
|
static void mvs_94xx_get_att_identify_frame(struct mvs_info *mvi, int port_id,
|
|
struct sas_identify_frame *id)
|
|
{
|
|
int i;
|
|
u32 id_frame[7];
|
|
|
|
/* mvs_hexdump(28, (u8 *)id_frame, 0); */
|
|
for (i = 0; i < 7; i++) {
|
|
mvs_write_port_cfg_addr(mvi, port_id,
|
|
CONFIG_ATT_ID_FRAME0 + i * 4);
|
|
id_frame[i] = mvs_read_port_cfg_data(mvi, port_id);
|
|
mv_dprintk("94xx phy %d atta frame %d %x.\n",
|
|
port_id + mvi->id * mvi->chip->n_phy, i, id_frame[i]);
|
|
}
|
|
/* mvs_hexdump(28, (u8 *)id_frame, 0); */
|
|
memcpy(id, id_frame, 28);
|
|
}
|
|
|
|
static u32 mvs_94xx_make_dev_info(struct sas_identify_frame *id)
|
|
{
|
|
u32 att_dev_info = 0;
|
|
|
|
att_dev_info |= id->dev_type;
|
|
if (id->stp_iport)
|
|
att_dev_info |= PORT_DEV_STP_INIT;
|
|
if (id->smp_iport)
|
|
att_dev_info |= PORT_DEV_SMP_INIT;
|
|
if (id->ssp_iport)
|
|
att_dev_info |= PORT_DEV_SSP_INIT;
|
|
if (id->stp_tport)
|
|
att_dev_info |= PORT_DEV_STP_TRGT;
|
|
if (id->smp_tport)
|
|
att_dev_info |= PORT_DEV_SMP_TRGT;
|
|
if (id->ssp_tport)
|
|
att_dev_info |= PORT_DEV_SSP_TRGT;
|
|
|
|
att_dev_info |= (u32)id->phy_id<<24;
|
|
return att_dev_info;
|
|
}
|
|
|
|
static u32 mvs_94xx_make_att_info(struct sas_identify_frame *id)
|
|
{
|
|
return mvs_94xx_make_dev_info(id);
|
|
}
|
|
|
|
static void mvs_94xx_fix_phy_info(struct mvs_info *mvi, int i,
|
|
struct sas_identify_frame *id)
|
|
{
|
|
struct mvs_phy *phy = &mvi->phy[i];
|
|
struct asd_sas_phy *sas_phy = &phy->sas_phy;
|
|
mv_dprintk("get all reg link rate is 0x%x\n", phy->phy_status);
|
|
sas_phy->linkrate =
|
|
(phy->phy_status & PHY_NEG_SPP_PHYS_LINK_RATE_MASK) >>
|
|
PHY_NEG_SPP_PHYS_LINK_RATE_MASK_OFFSET;
|
|
sas_phy->linkrate += 0x8;
|
|
mv_dprintk("get link rate is %d\n", sas_phy->linkrate);
|
|
phy->minimum_linkrate = SAS_LINK_RATE_1_5_GBPS;
|
|
phy->maximum_linkrate = SAS_LINK_RATE_6_0_GBPS;
|
|
mvs_94xx_get_dev_identify_frame(mvi, i, id);
|
|
phy->dev_info = mvs_94xx_make_dev_info(id);
|
|
|
|
if (phy->phy_type & PORT_TYPE_SAS) {
|
|
mvs_94xx_get_att_identify_frame(mvi, i, id);
|
|
phy->att_dev_info = mvs_94xx_make_att_info(id);
|
|
phy->att_dev_sas_addr = *(u64 *)id->sas_addr;
|
|
} else {
|
|
phy->att_dev_info = PORT_DEV_STP_TRGT | 1;
|
|
}
|
|
|
|
}
|
|
|
|
void mvs_94xx_phy_set_link_rate(struct mvs_info *mvi, u32 phy_id,
|
|
struct sas_phy_linkrates *rates)
|
|
{
|
|
/* TODO */
|
|
}
|
|
|
|
static void mvs_94xx_clear_active_cmds(struct mvs_info *mvi)
|
|
{
|
|
u32 tmp;
|
|
void __iomem *regs = mvi->regs;
|
|
tmp = mr32(MVS_STP_REG_SET_0);
|
|
mw32(MVS_STP_REG_SET_0, 0);
|
|
mw32(MVS_STP_REG_SET_0, tmp);
|
|
tmp = mr32(MVS_STP_REG_SET_1);
|
|
mw32(MVS_STP_REG_SET_1, 0);
|
|
mw32(MVS_STP_REG_SET_1, tmp);
|
|
}
|
|
|
|
|
|
u32 mvs_94xx_spi_read_data(struct mvs_info *mvi)
|
|
{
|
|
void __iomem *regs = mvi->regs_ex - 0x10200;
|
|
return mr32(SPI_RD_DATA_REG_94XX);
|
|
}
|
|
|
|
void mvs_94xx_spi_write_data(struct mvs_info *mvi, u32 data)
|
|
{
|
|
void __iomem *regs = mvi->regs_ex - 0x10200;
|
|
mw32(SPI_RD_DATA_REG_94XX, data);
|
|
}
|
|
|
|
|
|
int mvs_94xx_spi_buildcmd(struct mvs_info *mvi,
|
|
u32 *dwCmd,
|
|
u8 cmd,
|
|
u8 read,
|
|
u8 length,
|
|
u32 addr
|
|
)
|
|
{
|
|
void __iomem *regs = mvi->regs_ex - 0x10200;
|
|
u32 dwTmp;
|
|
|
|
dwTmp = ((u32)cmd << 8) | ((u32)length << 4);
|
|
if (read)
|
|
dwTmp |= SPI_CTRL_READ_94XX;
|
|
|
|
if (addr != MV_MAX_U32) {
|
|
mw32(SPI_ADDR_REG_94XX, (addr & 0x0003FFFFL));
|
|
dwTmp |= SPI_ADDR_VLD_94XX;
|
|
}
|
|
|
|
*dwCmd = dwTmp;
|
|
return 0;
|
|
}
|
|
|
|
|
|
int mvs_94xx_spi_issuecmd(struct mvs_info *mvi, u32 cmd)
|
|
{
|
|
void __iomem *regs = mvi->regs_ex - 0x10200;
|
|
mw32(SPI_CTRL_REG_94XX, cmd | SPI_CTRL_SpiStart_94XX);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int mvs_94xx_spi_waitdataready(struct mvs_info *mvi, u32 timeout)
|
|
{
|
|
void __iomem *regs = mvi->regs_ex - 0x10200;
|
|
u32 i, dwTmp;
|
|
|
|
for (i = 0; i < timeout; i++) {
|
|
dwTmp = mr32(SPI_CTRL_REG_94XX);
|
|
if (!(dwTmp & SPI_CTRL_SpiStart_94XX))
|
|
return 0;
|
|
msleep(10);
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
#ifndef DISABLE_HOTPLUG_DMA_FIX
|
|
void mvs_94xx_fix_dma(dma_addr_t buf_dma, int buf_len, int from, void *prd)
|
|
{
|
|
int i;
|
|
struct mvs_prd *buf_prd = prd;
|
|
buf_prd += from;
|
|
for (i = 0; i < MAX_SG_ENTRY - from; i++) {
|
|
buf_prd->addr = cpu_to_le64(buf_dma);
|
|
buf_prd->im_len.len = cpu_to_le32(buf_len);
|
|
++buf_prd;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* FIXME JEJB: temporary nop clear_srs_irq to make 94xx still work
|
|
* with 64xx fixes
|
|
*/
|
|
static void mvs_94xx_clear_srs_irq(struct mvs_info *mvi, u8 reg_set,
|
|
u8 clear_all)
|
|
{
|
|
}
|
|
|
|
const struct mvs_dispatch mvs_94xx_dispatch = {
|
|
"mv94xx",
|
|
mvs_94xx_init,
|
|
NULL,
|
|
mvs_94xx_ioremap,
|
|
mvs_94xx_iounmap,
|
|
mvs_94xx_isr,
|
|
mvs_94xx_isr_status,
|
|
mvs_94xx_interrupt_enable,
|
|
mvs_94xx_interrupt_disable,
|
|
mvs_read_phy_ctl,
|
|
mvs_write_phy_ctl,
|
|
mvs_read_port_cfg_data,
|
|
mvs_write_port_cfg_data,
|
|
mvs_write_port_cfg_addr,
|
|
mvs_read_port_vsr_data,
|
|
mvs_write_port_vsr_data,
|
|
mvs_write_port_vsr_addr,
|
|
mvs_read_port_irq_stat,
|
|
mvs_write_port_irq_stat,
|
|
mvs_read_port_irq_mask,
|
|
mvs_write_port_irq_mask,
|
|
mvs_get_sas_addr,
|
|
mvs_94xx_command_active,
|
|
mvs_94xx_clear_srs_irq,
|
|
mvs_94xx_issue_stop,
|
|
mvs_start_delivery,
|
|
mvs_rx_update,
|
|
mvs_int_full,
|
|
mvs_94xx_assign_reg_set,
|
|
mvs_94xx_free_reg_set,
|
|
mvs_get_prd_size,
|
|
mvs_get_prd_count,
|
|
mvs_94xx_make_prd,
|
|
mvs_94xx_detect_porttype,
|
|
mvs_94xx_oob_done,
|
|
mvs_94xx_fix_phy_info,
|
|
NULL,
|
|
mvs_94xx_phy_set_link_rate,
|
|
mvs_hw_max_link_rate,
|
|
mvs_94xx_phy_disable,
|
|
mvs_94xx_phy_enable,
|
|
mvs_94xx_phy_reset,
|
|
NULL,
|
|
mvs_94xx_clear_active_cmds,
|
|
mvs_94xx_spi_read_data,
|
|
mvs_94xx_spi_write_data,
|
|
mvs_94xx_spi_buildcmd,
|
|
mvs_94xx_spi_issuecmd,
|
|
mvs_94xx_spi_waitdataready,
|
|
#ifndef DISABLE_HOTPLUG_DMA_FIX
|
|
mvs_94xx_fix_dma,
|
|
#endif
|
|
};
|
|
|
|
|