2009-05-08 14:46:40 -07:00
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/*
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* Marvell 88SE94xx hardware specific
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*
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* Copyright 2007 Red Hat, Inc.
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* Copyright 2008 Marvell. <kewei@marvell.com>
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2011-04-26 06:36:51 -07:00
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* Copyright 2009-2011 Marvell. <yuxiangl@marvell.com>
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2009-05-08 14:46:40 -07:00
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*
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* This file is licensed under GPLv2.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; version 2 of the
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* License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA
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*/
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#include "mv_sas.h"
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#include "mv_94xx.h"
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#include "mv_chips.h"
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static void mvs_94xx_detect_porttype(struct mvs_info *mvi, int i)
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{
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u32 reg;
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struct mvs_phy *phy = &mvi->phy[i];
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u32 phy_status;
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mvs_write_port_vsr_addr(mvi, i, VSR_PHY_MODE3);
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reg = mvs_read_port_vsr_data(mvi, i);
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phy_status = ((reg & 0x3f0000) >> 16) & 0xff;
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phy->phy_type &= ~(PORT_TYPE_SAS | PORT_TYPE_SATA);
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switch (phy_status) {
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case 0x10:
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phy->phy_type |= PORT_TYPE_SAS;
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break;
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case 0x1d:
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default:
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phy->phy_type |= PORT_TYPE_SATA;
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break;
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}
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}
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2011-05-24 07:28:31 -07:00
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void set_phy_tuning(struct mvs_info *mvi, int phy_id,
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struct phy_tuning phy_tuning)
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{
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u32 tmp, setting_0 = 0, setting_1 = 0;
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u8 i;
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/* Remap information for B0 chip:
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*
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* R0Ch -> R118h[15:0] (Adapted DFE F3 - F5 coefficient)
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* R0Dh -> R118h[31:16] (Generation 1 Setting 0)
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* R0Eh -> R11Ch[15:0] (Generation 1 Setting 1)
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* R0Fh -> R11Ch[31:16] (Generation 2 Setting 0)
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* R10h -> R120h[15:0] (Generation 2 Setting 1)
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* R11h -> R120h[31:16] (Generation 3 Setting 0)
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* R12h -> R124h[15:0] (Generation 3 Setting 1)
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* R13h -> R124h[31:16] (Generation 4 Setting 0 (Reserved))
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*/
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/* A0 has a different set of registers */
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if (mvi->pdev->revision == VANIR_A0_REV)
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return;
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for (i = 0; i < 3; i++) {
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/* loop 3 times, set Gen 1, Gen 2, Gen 3 */
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switch (i) {
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case 0:
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setting_0 = GENERATION_1_SETTING;
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setting_1 = GENERATION_1_2_SETTING;
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break;
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case 1:
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setting_0 = GENERATION_1_2_SETTING;
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setting_1 = GENERATION_2_3_SETTING;
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break;
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case 2:
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setting_0 = GENERATION_2_3_SETTING;
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setting_1 = GENERATION_3_4_SETTING;
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break;
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}
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/* Set:
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*
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* Transmitter Emphasis Enable
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* Transmitter Emphasis Amplitude
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* Transmitter Amplitude
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*/
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mvs_write_port_vsr_addr(mvi, phy_id, setting_0);
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tmp = mvs_read_port_vsr_data(mvi, phy_id);
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tmp &= ~(0xFBE << 16);
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tmp |= (((phy_tuning.trans_emp_en << 11) |
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(phy_tuning.trans_emp_amp << 7) |
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(phy_tuning.trans_amp << 1)) << 16);
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mvs_write_port_vsr_data(mvi, phy_id, tmp);
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/* Set Transmitter Amplitude Adjust */
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mvs_write_port_vsr_addr(mvi, phy_id, setting_1);
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tmp = mvs_read_port_vsr_data(mvi, phy_id);
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tmp &= ~(0xC000);
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tmp |= (phy_tuning.trans_amp_adj << 14);
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mvs_write_port_vsr_data(mvi, phy_id, tmp);
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}
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}
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void set_phy_ffe_tuning(struct mvs_info *mvi, int phy_id,
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struct ffe_control ffe)
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{
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u32 tmp;
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/* Don't run this if A0/B0 */
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if ((mvi->pdev->revision == VANIR_A0_REV)
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|| (mvi->pdev->revision == VANIR_B0_REV))
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return;
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/* FFE Resistor and Capacitor */
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/* R10Ch DFE Resolution Control/Squelch and FFE Setting
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*
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* FFE_FORCE [7]
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* FFE_RES_SEL [6:4]
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* FFE_CAP_SEL [3:0]
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*/
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mvs_write_port_vsr_addr(mvi, phy_id, VSR_PHY_FFE_CONTROL);
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tmp = mvs_read_port_vsr_data(mvi, phy_id);
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tmp &= ~0xFF;
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/* Read from HBA_Info_Page */
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tmp |= ((0x1 << 7) |
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(ffe.ffe_rss_sel << 4) |
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(ffe.ffe_cap_sel << 0));
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mvs_write_port_vsr_data(mvi, phy_id, tmp);
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/* R064h PHY Mode Register 1
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*
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* DFE_DIS 18
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*/
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mvs_write_port_vsr_addr(mvi, phy_id, VSR_REF_CLOCK_CRTL);
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tmp = mvs_read_port_vsr_data(mvi, phy_id);
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tmp &= ~0x40001;
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/* Hard coding */
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/* No defines in HBA_Info_Page */
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tmp |= (0 << 18);
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mvs_write_port_vsr_data(mvi, phy_id, tmp);
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/* R110h DFE F0-F1 Coefficient Control/DFE Update Control
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*
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* DFE_UPDATE_EN [11:6]
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* DFE_FX_FORCE [5:0]
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*/
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mvs_write_port_vsr_addr(mvi, phy_id, VSR_PHY_DFE_UPDATE_CRTL);
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tmp = mvs_read_port_vsr_data(mvi, phy_id);
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tmp &= ~0xFFF;
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/* Hard coding */
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/* No defines in HBA_Info_Page */
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tmp |= ((0x3F << 6) | (0x0 << 0));
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mvs_write_port_vsr_data(mvi, phy_id, tmp);
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/* R1A0h Interface and Digital Reference Clock Control/Reserved_50h
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*
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* FFE_TRAIN_EN 3
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*/
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mvs_write_port_vsr_addr(mvi, phy_id, VSR_REF_CLOCK_CRTL);
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tmp = mvs_read_port_vsr_data(mvi, phy_id);
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tmp &= ~0x8;
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/* Hard coding */
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/* No defines in HBA_Info_Page */
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tmp |= (0 << 3);
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mvs_write_port_vsr_data(mvi, phy_id, tmp);
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}
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/*Notice: this function must be called when phy is disabled*/
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void set_phy_rate(struct mvs_info *mvi, int phy_id, u8 rate)
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{
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union reg_phy_cfg phy_cfg, phy_cfg_tmp;
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mvs_write_port_vsr_addr(mvi, phy_id, VSR_PHY_MODE2);
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phy_cfg_tmp.v = mvs_read_port_vsr_data(mvi, phy_id);
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phy_cfg.v = 0;
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phy_cfg.u.disable_phy = phy_cfg_tmp.u.disable_phy;
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phy_cfg.u.sas_support = 1;
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phy_cfg.u.sata_support = 1;
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phy_cfg.u.sata_host_mode = 1;
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switch (rate) {
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case 0x0:
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/* support 1.5 Gbps */
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phy_cfg.u.speed_support = 1;
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phy_cfg.u.snw_3_support = 0;
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phy_cfg.u.tx_lnk_parity = 1;
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phy_cfg.u.tx_spt_phs_lnk_rate = 0x30;
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break;
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case 0x1:
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/* support 1.5, 3.0 Gbps */
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phy_cfg.u.speed_support = 3;
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phy_cfg.u.tx_spt_phs_lnk_rate = 0x3c;
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phy_cfg.u.tx_lgcl_lnk_rate = 0x08;
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break;
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case 0x2:
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default:
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/* support 1.5, 3.0, 6.0 Gbps */
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phy_cfg.u.speed_support = 7;
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phy_cfg.u.snw_3_support = 1;
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phy_cfg.u.tx_lnk_parity = 1;
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phy_cfg.u.tx_spt_phs_lnk_rate = 0x3f;
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phy_cfg.u.tx_lgcl_lnk_rate = 0x09;
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break;
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}
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mvs_write_port_vsr_data(mvi, phy_id, phy_cfg.v);
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}
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static void __devinit
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mvs_94xx_config_reg_from_hba(struct mvs_info *mvi, int phy_id)
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{
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u32 temp;
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temp = (u32)(*(u32 *)&mvi->hba_info_param.phy_tuning[phy_id]);
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if (temp == 0xFFFFFFFFL) {
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mvi->hba_info_param.phy_tuning[phy_id].trans_emp_amp = 0x6;
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mvi->hba_info_param.phy_tuning[phy_id].trans_amp = 0x1A;
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mvi->hba_info_param.phy_tuning[phy_id].trans_amp_adj = 0x3;
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}
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temp = (u8)(*(u8 *)&mvi->hba_info_param.ffe_ctl[phy_id]);
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if (temp == 0xFFL) {
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switch (mvi->pdev->revision) {
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case VANIR_A0_REV:
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case VANIR_B0_REV:
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mvi->hba_info_param.ffe_ctl[phy_id].ffe_rss_sel = 0x7;
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mvi->hba_info_param.ffe_ctl[phy_id].ffe_cap_sel = 0x7;
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break;
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case VANIR_C0_REV:
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case VANIR_C1_REV:
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case VANIR_C2_REV:
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default:
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mvi->hba_info_param.ffe_ctl[phy_id].ffe_rss_sel = 0x7;
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mvi->hba_info_param.ffe_ctl[phy_id].ffe_cap_sel = 0xC;
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break;
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}
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}
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temp = (u8)(*(u8 *)&mvi->hba_info_param.phy_rate[phy_id]);
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if (temp == 0xFFL)
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/*set default phy_rate = 6Gbps*/
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mvi->hba_info_param.phy_rate[phy_id] = 0x2;
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set_phy_tuning(mvi, phy_id,
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mvi->hba_info_param.phy_tuning[phy_id]);
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set_phy_ffe_tuning(mvi, phy_id,
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mvi->hba_info_param.ffe_ctl[phy_id]);
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set_phy_rate(mvi, phy_id,
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mvi->hba_info_param.phy_rate[phy_id]);
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}
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2009-05-08 14:46:40 -07:00
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static void __devinit mvs_94xx_enable_xmt(struct mvs_info *mvi, int phy_id)
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{
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void __iomem *regs = mvi->regs;
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u32 tmp;
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tmp = mr32(MVS_PCS);
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tmp |= 1 << (phy_id + PCS_EN_PORT_XMT_SHIFT2);
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mw32(MVS_PCS, tmp);
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}
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static void mvs_94xx_phy_reset(struct mvs_info *mvi, u32 phy_id, int hard)
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{
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u32 tmp;
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2011-05-24 07:37:25 -07:00
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u32 delay = 5000;
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if (hard == MVS_PHY_TUNE) {
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mvs_write_port_cfg_addr(mvi, phy_id, PHYR_SATA_CTL);
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tmp = mvs_read_port_cfg_data(mvi, phy_id);
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mvs_write_port_cfg_data(mvi, phy_id, tmp|0x20000000);
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mvs_write_port_cfg_data(mvi, phy_id, tmp|0x100000);
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return;
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}
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2009-05-08 14:46:40 -07:00
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tmp = mvs_read_port_irq_stat(mvi, phy_id);
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tmp &= ~PHYEV_RDY_CH;
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mvs_write_port_irq_stat(mvi, phy_id, tmp);
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if (hard) {
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tmp = mvs_read_phy_ctl(mvi, phy_id);
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tmp |= PHY_RST_HARD;
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mvs_write_phy_ctl(mvi, phy_id, tmp);
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do {
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tmp = mvs_read_phy_ctl(mvi, phy_id);
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2011-05-24 07:37:25 -07:00
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udelay(10);
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delay--;
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} while ((tmp & PHY_RST_HARD) && delay);
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if (!delay)
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mv_dprintk("phy hard reset failed.\n");
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2009-05-08 14:46:40 -07:00
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} else {
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2011-05-24 07:37:25 -07:00
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tmp = mvs_read_phy_ctl(mvi, phy_id);
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2009-05-08 14:46:40 -07:00
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tmp |= PHY_RST;
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2011-05-24 07:37:25 -07:00
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mvs_write_phy_ctl(mvi, phy_id, tmp);
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2009-05-08 14:46:40 -07:00
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}
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}
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static void mvs_94xx_phy_disable(struct mvs_info *mvi, u32 phy_id)
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{
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u32 tmp;
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mvs_write_port_vsr_addr(mvi, phy_id, VSR_PHY_MODE2);
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tmp = mvs_read_port_vsr_data(mvi, phy_id);
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mvs_write_port_vsr_data(mvi, phy_id, tmp | 0x00800000);
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}
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static void mvs_94xx_phy_enable(struct mvs_info *mvi, u32 phy_id)
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{
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2011-05-24 07:28:31 -07:00
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u32 tmp;
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u8 revision = 0;
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revision = mvi->pdev->revision;
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if (revision == VANIR_A0_REV) {
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mvs_write_port_vsr_addr(mvi, phy_id, CMD_HOST_RD_DATA);
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mvs_write_port_vsr_data(mvi, phy_id, 0x8300ffc1);
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}
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if (revision == VANIR_B0_REV) {
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mvs_write_port_vsr_addr(mvi, phy_id, CMD_APP_MEM_CTL);
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|
|
mvs_write_port_vsr_data(mvi, phy_id, 0x08001006);
|
|
|
|
mvs_write_port_vsr_addr(mvi, phy_id, CMD_HOST_RD_DATA);
|
|
|
|
mvs_write_port_vsr_data(mvi, phy_id, 0x0000705f);
|
|
|
|
}
|
|
|
|
|
2009-05-08 14:46:40 -07:00
|
|
|
mvs_write_port_vsr_addr(mvi, phy_id, VSR_PHY_MODE2);
|
2011-05-24 07:28:31 -07:00
|
|
|
tmp = mvs_read_port_vsr_data(mvi, phy_id);
|
|
|
|
tmp |= bit(0);
|
|
|
|
mvs_write_port_vsr_data(mvi, phy_id, tmp & 0xfd7fffff);
|
2009-05-08 14:46:40 -07:00
|
|
|
}
|
|
|
|
|
|
|
|
static int __devinit mvs_94xx_init(struct mvs_info *mvi)
|
|
|
|
{
|
|
|
|
void __iomem *regs = mvi->regs;
|
|
|
|
int i;
|
|
|
|
u32 tmp, cctl;
|
2011-05-24 07:28:31 -07:00
|
|
|
u8 revision;
|
2009-05-08 14:46:40 -07:00
|
|
|
|
2011-05-24 07:28:31 -07:00
|
|
|
revision = mvi->pdev->revision;
|
2009-05-08 14:46:40 -07:00
|
|
|
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);
|
|
|
|
}
|
|
|
|
|
2011-05-24 07:28:31 -07:00
|
|
|
/* disable Multiplexing, enable phy implemented */
|
|
|
|
mw32(MVS_PORTS_IMP, 0xFF);
|
|
|
|
|
|
|
|
if (revision == VANIR_A0_REV) {
|
|
|
|
mw32(MVS_PA_VSR_ADDR, CMD_CMWK_OOB_DET);
|
|
|
|
mw32(MVS_PA_VSR_PORT, 0x00018080);
|
|
|
|
}
|
|
|
|
mw32(MVS_PA_VSR_ADDR, VSR_PHY_MODE2);
|
|
|
|
if (revision == VANIR_A0_REV || revision == VANIR_B0_REV)
|
|
|
|
/* set 6G/3G/1.5G, multiplexing, without SSC */
|
|
|
|
mw32(MVS_PA_VSR_PORT, 0x0084d4fe);
|
|
|
|
else
|
|
|
|
/* set 6G/3G/1.5G, multiplexing, with and without SSC */
|
|
|
|
mw32(MVS_PA_VSR_PORT, 0x0084fffe);
|
|
|
|
|
|
|
|
if (revision == VANIR_B0_REV) {
|
|
|
|
mw32(MVS_PA_VSR_ADDR, CMD_APP_MEM_CTL);
|
|
|
|
mw32(MVS_PA_VSR_PORT, 0x08001006);
|
|
|
|
mw32(MVS_PA_VSR_ADDR, CMD_HOST_RD_DATA);
|
|
|
|
mw32(MVS_PA_VSR_PORT, 0x0000705f);
|
|
|
|
}
|
|
|
|
|
2009-05-08 14:46:40 -07:00
|
|
|
/* 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);
|
|
|
|
|
2011-09-29 00:34:11 -07:00
|
|
|
/* disable non data frame retry */
|
|
|
|
tmp = mvs_cr32(mvi, CMD_SAS_CTL1);
|
|
|
|
if ((revision == VANIR_A0_REV) ||
|
|
|
|
(revision == VANIR_B0_REV) ||
|
|
|
|
(revision == VANIR_C0_REV)) {
|
|
|
|
tmp &= ~0xffff;
|
|
|
|
tmp |= 0x007f;
|
|
|
|
mvs_cw32(mvi, CMD_SAS_CTL1, tmp);
|
|
|
|
}
|
|
|
|
|
2009-05-08 14:46:40 -07:00
|
|
|
/* set LED blink when IO*/
|
2011-05-24 07:36:02 -07:00
|
|
|
mw32(MVS_PA_VSR_ADDR, VSR_PHY_ACT_LED);
|
2009-05-08 14:46:40 -07:00
|
|
|
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,
|
2011-05-24 07:37:25 -07:00
|
|
|
cpu_to_le64(mvi->phy[i].dev_sas_addr));
|
2009-05-08 14:46:40 -07:00
|
|
|
|
|
|
|
mvs_94xx_enable_xmt(mvi, i);
|
2011-05-24 07:28:31 -07:00
|
|
|
mvs_94xx_config_reg_from_hba(mvi, i);
|
2009-05-08 14:46:40 -07:00
|
|
|
mvs_94xx_phy_enable(mvi, i);
|
|
|
|
|
2011-05-24 07:36:02 -07:00
|
|
|
mvs_94xx_phy_reset(mvi, i, PHY_RST_HARD);
|
2009-05-08 14:46:40 -07:00
|
|
|
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);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* little endian for open address and command table, etc. */
|
|
|
|
cctl = mr32(MVS_CTL);
|
|
|
|
cctl |= CCTL_ENDIAN_CMD;
|
|
|
|
cctl &= ~CCTL_ENDIAN_OPEN;
|
|
|
|
cctl |= CCTL_ENDIAN_RSP;
|
|
|
|
mw32_f(MVS_CTL, cctl);
|
|
|
|
|
|
|
|
/* reset CMD queue */
|
|
|
|
tmp = mr32(MVS_PCS);
|
|
|
|
tmp |= PCS_CMD_RST;
|
2011-05-24 07:37:25 -07:00
|
|
|
tmp &= ~PCS_SELF_CLEAR;
|
2009-05-08 14:46:40 -07:00
|
|
|
mw32(MVS_PCS, tmp);
|
2011-05-24 07:38:10 -07:00
|
|
|
/*
|
|
|
|
* the max count is 0x1ff, while our max slot is 0x200,
|
2009-05-08 14:46:40 -07:00
|
|
|
* it will make count 0.
|
|
|
|
*/
|
|
|
|
tmp = 0;
|
2011-05-24 07:37:25 -07:00
|
|
|
if (MVS_CHIP_SLOT_SZ > 0x1ff)
|
|
|
|
mw32(MVS_INT_COAL, 0x1ff | COAL_EN);
|
|
|
|
else
|
|
|
|
mw32(MVS_INT_COAL, MVS_CHIP_SLOT_SZ | COAL_EN);
|
2009-05-08 14:46:40 -07:00
|
|
|
|
2011-05-24 07:38:10 -07:00
|
|
|
/* default interrupt coalescing time is 128us */
|
2011-05-24 07:31:47 -07:00
|
|
|
tmp = 0x10000 | interrupt_coalescing;
|
2009-05-08 14:46:40 -07:00
|
|
|
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 |
|
2011-05-24 07:26:50 -07:00
|
|
|
CINT_DMA_PCIE | CINT_NON_SPEC_NCQ_ERROR);
|
2009-05-08 14:46:40 -07:00
|
|
|
tmp |= CINT_PHY_MASK;
|
|
|
|
mw32(MVS_INT_MASK, tmp);
|
|
|
|
|
2011-09-29 00:35:15 -07:00
|
|
|
tmp = mvs_cr32(mvi, CMD_LINK_TIMER);
|
|
|
|
tmp |= 0xFFFF0000;
|
|
|
|
mvs_cw32(mvi, CMD_LINK_TIMER, tmp);
|
|
|
|
|
2011-09-29 00:34:55 -07:00
|
|
|
/* tune STP performance */
|
|
|
|
tmp = 0x003F003F;
|
|
|
|
mvs_cw32(mvi, CMD_PL_TIMER, tmp);
|
|
|
|
|
|
|
|
/* This can improve expander large block size seq write performance */
|
|
|
|
tmp = mvs_cr32(mvi, CMD_PORT_LAYER_TIMER1);
|
|
|
|
tmp |= 0xFFFF007F;
|
|
|
|
mvs_cw32(mvi, CMD_PORT_LAYER_TIMER1, tmp);
|
|
|
|
|
2011-09-29 00:34:32 -07:00
|
|
|
/* change the connection open-close behavior (bit 9)
|
|
|
|
* set bit8 to 1 for performance tuning */
|
|
|
|
tmp = mvs_cr32(mvi, CMD_SL_MODE0);
|
|
|
|
tmp |= 0x00000300;
|
|
|
|
/* set bit0 to 0 to enable retry for no_dest reject case */
|
|
|
|
tmp &= 0xFFFFFFFE;
|
|
|
|
mvs_cw32(mvi, CMD_SL_MODE0, tmp);
|
|
|
|
|
2009-05-08 14:46:40 -07:00
|
|
|
/* 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);
|
2011-06-30 07:27:36 -07:00
|
|
|
|
2009-05-08 14:46:40 -07:00
|
|
|
spin_lock(&mvi->lock);
|
|
|
|
mvs_int_full(mvi);
|
|
|
|
spin_unlock(&mvi->lock);
|
|
|
|
}
|
|
|
|
return IRQ_HANDLED;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void mvs_94xx_command_active(struct mvs_info *mvi, u32 slot_idx)
|
|
|
|
{
|
|
|
|
u32 tmp;
|
2011-05-24 07:36:02 -07:00
|
|
|
tmp = mvs_cr32(mvi, MVS_COMMAND_ACTIVE+(slot_idx >> 3));
|
|
|
|
if (tmp && 1 << (slot_idx % 32)) {
|
|
|
|
mv_printk("command active %08X, slot [%x].\n", tmp, slot_idx);
|
|
|
|
mvs_cw32(mvi, MVS_COMMAND_ACTIVE + (slot_idx >> 3),
|
|
|
|
1 << (slot_idx % 32));
|
|
|
|
do {
|
|
|
|
tmp = mvs_cr32(mvi,
|
|
|
|
MVS_COMMAND_ACTIVE + (slot_idx >> 3));
|
|
|
|
} while (tmp & 1 << (slot_idx % 32));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void mvs_94xx_clear_srs_irq(struct mvs_info *mvi, u8 reg_set, u8 clear_all)
|
|
|
|
{
|
|
|
|
void __iomem *regs = mvi->regs;
|
|
|
|
u32 tmp;
|
|
|
|
|
|
|
|
if (clear_all) {
|
|
|
|
tmp = mr32(MVS_INT_STAT_SRS_0);
|
|
|
|
if (tmp) {
|
|
|
|
mv_dprintk("check SRS 0 %08X.\n", tmp);
|
|
|
|
mw32(MVS_INT_STAT_SRS_0, tmp);
|
|
|
|
}
|
|
|
|
tmp = mr32(MVS_INT_STAT_SRS_1);
|
|
|
|
if (tmp) {
|
|
|
|
mv_dprintk("check SRS 1 %08X.\n", tmp);
|
|
|
|
mw32(MVS_INT_STAT_SRS_1, tmp);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
if (reg_set > 31)
|
|
|
|
tmp = mr32(MVS_INT_STAT_SRS_1);
|
|
|
|
else
|
|
|
|
tmp = mr32(MVS_INT_STAT_SRS_0);
|
|
|
|
|
|
|
|
if (tmp & (1 << (reg_set % 32))) {
|
|
|
|
mv_dprintk("register set 0x%x was stopped.\n", reg_set);
|
|
|
|
if (reg_set > 31)
|
|
|
|
mw32(MVS_INT_STAT_SRS_1, 1 << (reg_set % 32));
|
|
|
|
else
|
|
|
|
mw32(MVS_INT_STAT_SRS_0, 1 << (reg_set % 32));
|
|
|
|
}
|
|
|
|
}
|
2009-05-08 14:46:40 -07:00
|
|
|
}
|
|
|
|
|
|
|
|
static void mvs_94xx_issue_stop(struct mvs_info *mvi, enum mvs_port_type type,
|
|
|
|
u32 tfs)
|
|
|
|
{
|
|
|
|
void __iomem *regs = mvi->regs;
|
|
|
|
u32 tmp;
|
2011-05-24 07:36:02 -07:00
|
|
|
mvs_94xx_clear_srs_irq(mvi, 0, 1);
|
2009-05-08 14:46:40 -07:00
|
|
|
|
2011-05-24 07:36:02 -07:00
|
|
|
tmp = mr32(MVS_INT_STAT);
|
|
|
|
mw32(MVS_INT_STAT, tmp | CINT_CI_STOP);
|
2009-05-08 14:46:40 -07:00
|
|
|
tmp = mr32(MVS_PCS) | 0xFF00;
|
|
|
|
mw32(MVS_PCS, tmp);
|
|
|
|
}
|
|
|
|
|
2011-05-24 07:26:50 -07:00
|
|
|
static void mvs_94xx_non_spec_ncq_error(struct mvs_info *mvi)
|
|
|
|
{
|
|
|
|
void __iomem *regs = mvi->regs;
|
|
|
|
u32 err_0, err_1;
|
|
|
|
u8 i;
|
|
|
|
struct mvs_device *device;
|
|
|
|
|
|
|
|
err_0 = mr32(MVS_NON_NCQ_ERR_0);
|
|
|
|
err_1 = mr32(MVS_NON_NCQ_ERR_1);
|
|
|
|
|
|
|
|
mv_dprintk("non specific ncq error err_0:%x,err_1:%x.\n",
|
|
|
|
err_0, err_1);
|
|
|
|
for (i = 0; i < 32; i++) {
|
|
|
|
if (err_0 & bit(i)) {
|
|
|
|
device = mvs_find_dev_by_reg_set(mvi, i);
|
|
|
|
if (device)
|
|
|
|
mvs_release_task(mvi, device->sas_device);
|
|
|
|
}
|
|
|
|
if (err_1 & bit(i)) {
|
|
|
|
device = mvs_find_dev_by_reg_set(mvi, i+32);
|
|
|
|
if (device)
|
|
|
|
mvs_release_task(mvi, device->sas_device);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
mw32(MVS_NON_NCQ_ERR_0, err_0);
|
|
|
|
mw32(MVS_NON_NCQ_ERR_1, err_1);
|
|
|
|
}
|
|
|
|
|
2009-05-08 14:46:40 -07:00
|
|
|
static void mvs_94xx_free_reg_set(struct mvs_info *mvi, u8 *tfs)
|
|
|
|
{
|
|
|
|
void __iomem *regs = mvi->regs;
|
|
|
|
u8 reg_set = *tfs;
|
|
|
|
|
|
|
|
if (*tfs == MVS_ID_NOT_MAPPED)
|
|
|
|
return;
|
|
|
|
|
|
|
|
mvi->sata_reg_set &= ~bit(reg_set);
|
2011-05-24 07:37:25 -07:00
|
|
|
if (reg_set < 32)
|
2009-05-08 14:46:40 -07:00
|
|
|
w_reg_set_enable(reg_set, (u32)mvi->sata_reg_set);
|
2011-05-24 07:37:25 -07:00
|
|
|
else
|
|
|
|
w_reg_set_enable(reg_set, (u32)(mvi->sata_reg_set >> 32));
|
2009-05-08 14:46:40 -07:00
|
|
|
|
|
|
|
*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);
|
2011-05-24 07:37:25 -07:00
|
|
|
if (i >= 32) {
|
2009-05-08 14:46:40 -07:00
|
|
|
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;
|
2011-05-24 07:37:25 -07:00
|
|
|
struct mvs_prd_imt im_len;
|
|
|
|
*(u32 *)&im_len = 0;
|
2009-05-08 14:46:40 -07:00
|
|
|
for_each_sg(scatter, sg, nr, i) {
|
|
|
|
buf_prd->addr = cpu_to_le64(sg_dma_address(sg));
|
2011-05-24 07:37:25 -07:00
|
|
|
im_len.len = sg_dma_len(sg);
|
|
|
|
buf_prd->im_len = cpu_to_le32(*(u32 *)&im_len);
|
2009-05-08 14:46:40 -07:00
|
|
|
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);
|
2011-05-24 07:38:10 -07:00
|
|
|
if (phy_st & PHY_READY_MASK)
|
2009-05-08 14:46:40 -07:00
|
|
|
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);
|
2011-05-24 07:37:25 -07:00
|
|
|
id_frame[i] = cpu_to_le32(mvs_read_port_cfg_data(mvi, port_id));
|
2009-05-08 14:46:40 -07:00
|
|
|
}
|
|
|
|
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];
|
|
|
|
|
|
|
|
for (i = 0; i < 7; i++) {
|
|
|
|
mvs_write_port_cfg_addr(mvi, port_id,
|
|
|
|
CONFIG_ATT_ID_FRAME0 + i * 4);
|
2011-05-24 07:37:25 -07:00
|
|
|
id_frame[i] = cpu_to_le32(mvs_read_port_cfg_data(mvi, port_id));
|
2009-05-08 14:46:40 -07:00
|
|
|
mv_dprintk("94xx phy %d atta frame %d %x.\n",
|
|
|
|
port_id + mvi->id * mvi->chip->n_phy, i, id_frame[i]);
|
|
|
|
}
|
|
|
|
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;
|
|
|
|
}
|
|
|
|
|
2011-09-29 00:33:49 -07:00
|
|
|
/* enable spin up bit */
|
|
|
|
mvs_write_port_cfg_addr(mvi, i, PHYR_PHY_STAT);
|
|
|
|
mvs_write_port_cfg_data(mvi, i, 0x04);
|
|
|
|
|
2009-05-08 14:46:40 -07:00
|
|
|
}
|
|
|
|
|
|
|
|
void mvs_94xx_phy_set_link_rate(struct mvs_info *mvi, u32 phy_id,
|
|
|
|
struct sas_phy_linkrates *rates)
|
|
|
|
{
|
2011-05-24 07:36:02 -07:00
|
|
|
u32 lrmax = 0;
|
|
|
|
u32 tmp;
|
|
|
|
|
|
|
|
tmp = mvs_read_phy_ctl(mvi, phy_id);
|
|
|
|
lrmax = (rates->maximum_linkrate - SAS_LINK_RATE_1_5_GBPS) << 12;
|
|
|
|
|
|
|
|
if (lrmax) {
|
|
|
|
tmp &= ~(0x3 << 12);
|
|
|
|
tmp |= lrmax;
|
|
|
|
}
|
|
|
|
mvs_write_phy_ctl(mvi, phy_id, tmp);
|
|
|
|
mvs_94xx_phy_reset(mvi, phy_id, PHY_RST_HARD);
|
2009-05-08 14:46:40 -07:00
|
|
|
}
|
|
|
|
|
|
|
|
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;
|
|
|
|
}
|
|
|
|
|
2011-05-24 07:33:11 -07:00
|
|
|
void mvs_94xx_fix_dma(struct mvs_info *mvi, u32 phy_mask,
|
|
|
|
int buf_len, int from, void *prd)
|
2009-05-08 14:46:40 -07:00
|
|
|
{
|
|
|
|
int i;
|
|
|
|
struct mvs_prd *buf_prd = prd;
|
2011-05-24 07:33:11 -07:00
|
|
|
dma_addr_t buf_dma;
|
2011-05-24 07:37:25 -07:00
|
|
|
struct mvs_prd_imt im_len;
|
|
|
|
|
|
|
|
*(u32 *)&im_len = 0;
|
2009-05-08 14:46:40 -07:00
|
|
|
buf_prd += from;
|
2011-05-24 07:33:11 -07:00
|
|
|
|
2011-05-24 07:37:25 -07:00
|
|
|
#define PRD_CHAINED_ENTRY 0x01
|
2011-05-24 07:33:11 -07:00
|
|
|
if ((mvi->pdev->revision == VANIR_A0_REV) ||
|
|
|
|
(mvi->pdev->revision == VANIR_B0_REV))
|
|
|
|
buf_dma = (phy_mask <= 0x08) ?
|
|
|
|
mvi->bulk_buffer_dma : mvi->bulk_buffer_dma1;
|
|
|
|
else
|
|
|
|
return;
|
|
|
|
|
2011-05-24 07:37:25 -07:00
|
|
|
for (i = from; i < MAX_SG_ENTRY; i++, ++buf_prd) {
|
|
|
|
if (i == MAX_SG_ENTRY - 1) {
|
|
|
|
buf_prd->addr = cpu_to_le64(virt_to_phys(buf_prd - 1));
|
|
|
|
im_len.len = 2;
|
|
|
|
im_len.misc_ctl = PRD_CHAINED_ENTRY;
|
|
|
|
} else {
|
|
|
|
buf_prd->addr = cpu_to_le64(buf_dma);
|
|
|
|
im_len.len = buf_len;
|
|
|
|
}
|
|
|
|
buf_prd->im_len = cpu_to_le32(*(u32 *)&im_len);
|
2009-05-08 14:46:40 -07:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2011-05-24 07:31:47 -07:00
|
|
|
static void mvs_94xx_tune_interrupt(struct mvs_info *mvi, u32 time)
|
|
|
|
{
|
|
|
|
void __iomem *regs = mvi->regs;
|
|
|
|
u32 tmp = 0;
|
2011-05-24 07:38:10 -07:00
|
|
|
/*
|
|
|
|
* the max count is 0x1ff, while our max slot is 0x200,
|
2011-05-24 07:31:47 -07:00
|
|
|
* it will make count 0.
|
|
|
|
*/
|
|
|
|
if (time == 0) {
|
|
|
|
mw32(MVS_INT_COAL, 0);
|
|
|
|
mw32(MVS_INT_COAL_TMOUT, 0x10000);
|
|
|
|
} else {
|
|
|
|
if (MVS_CHIP_SLOT_SZ > 0x1ff)
|
|
|
|
mw32(MVS_INT_COAL, 0x1ff|COAL_EN);
|
|
|
|
else
|
|
|
|
mw32(MVS_INT_COAL, MVS_CHIP_SLOT_SZ|COAL_EN);
|
|
|
|
|
|
|
|
tmp = 0x10000 | time;
|
|
|
|
mw32(MVS_INT_COAL_TMOUT, tmp);
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
2009-05-08 14:46:40 -07:00
|
|
|
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_94xx_command_active,
|
2010-02-14 23:00:00 -07:00
|
|
|
mvs_94xx_clear_srs_irq,
|
2009-05-08 14:46:40 -07:00
|
|
|
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,
|
|
|
|
mvs_94xx_fix_dma,
|
2011-05-24 07:31:47 -07:00
|
|
|
mvs_94xx_tune_interrupt,
|
2011-05-24 07:26:50 -07:00
|
|
|
mvs_94xx_non_spec_ncq_error,
|
2009-05-08 14:46:40 -07:00
|
|
|
};
|
|
|
|
|