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path: root/drivers/scsi/pm8001/pm8001_hwi.c
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Diffstat (limited to 'drivers/scsi/pm8001/pm8001_hwi.c')
-rw-r--r--drivers/scsi/pm8001/pm8001_hwi.c4971
1 files changed, 4971 insertions, 0 deletions
diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c
new file mode 100644
index 000000000..e2c52c2d0
--- /dev/null
+++ b/drivers/scsi/pm8001/pm8001_hwi.c
@@ -0,0 +1,4971 @@
+/*
+ * PMC-Sierra SPC 8001 SAS/SATA based host adapters driver
+ *
+ * Copyright (c) 2008-2009 USI Co., Ltd.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions, and the following disclaimer,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * substantially similar to the "NO WARRANTY" disclaimer below
+ * ("Disclaimer") and any redistribution must be conditioned upon
+ * including a substantially similar Disclaimer requirement for further
+ * binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ * of any contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ *
+ */
+ #include <linux/slab.h>
+ #include "pm8001_sas.h"
+ #include "pm8001_hwi.h"
+ #include "pm8001_chips.h"
+ #include "pm8001_ctl.h"
+ #include "pm80xx_tracepoints.h"
+
+/**
+ * read_main_config_table - read the configure table and save it.
+ * @pm8001_ha: our hba card information
+ */
+static void read_main_config_table(struct pm8001_hba_info *pm8001_ha)
+{
+ void __iomem *address = pm8001_ha->main_cfg_tbl_addr;
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.signature =
+ pm8001_mr32(address, 0x00);
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.interface_rev =
+ pm8001_mr32(address, 0x04);
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.firmware_rev =
+ pm8001_mr32(address, 0x08);
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.max_out_io =
+ pm8001_mr32(address, 0x0C);
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.max_sgl =
+ pm8001_mr32(address, 0x10);
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.ctrl_cap_flag =
+ pm8001_mr32(address, 0x14);
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.gst_offset =
+ pm8001_mr32(address, 0x18);
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.inbound_queue_offset =
+ pm8001_mr32(address, MAIN_IBQ_OFFSET);
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_queue_offset =
+ pm8001_mr32(address, MAIN_OBQ_OFFSET);
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.hda_mode_flag =
+ pm8001_mr32(address, MAIN_HDA_FLAGS_OFFSET);
+
+ /* read analog Setting offset from the configuration table */
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.anolog_setup_table_offset =
+ pm8001_mr32(address, MAIN_ANALOG_SETUP_OFFSET);
+
+ /* read Error Dump Offset and Length */
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.fatal_err_dump_offset0 =
+ pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_OFFSET);
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.fatal_err_dump_length0 =
+ pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_LENGTH);
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.fatal_err_dump_offset1 =
+ pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_OFFSET);
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.fatal_err_dump_length1 =
+ pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_LENGTH);
+}
+
+/**
+ * read_general_status_table - read the general status table and save it.
+ * @pm8001_ha: our hba card information
+ */
+static void read_general_status_table(struct pm8001_hba_info *pm8001_ha)
+{
+ void __iomem *address = pm8001_ha->general_stat_tbl_addr;
+ pm8001_ha->gs_tbl.pm8001_tbl.gst_len_mpistate =
+ pm8001_mr32(address, 0x00);
+ pm8001_ha->gs_tbl.pm8001_tbl.iq_freeze_state0 =
+ pm8001_mr32(address, 0x04);
+ pm8001_ha->gs_tbl.pm8001_tbl.iq_freeze_state1 =
+ pm8001_mr32(address, 0x08);
+ pm8001_ha->gs_tbl.pm8001_tbl.msgu_tcnt =
+ pm8001_mr32(address, 0x0C);
+ pm8001_ha->gs_tbl.pm8001_tbl.iop_tcnt =
+ pm8001_mr32(address, 0x10);
+ pm8001_ha->gs_tbl.pm8001_tbl.rsvd =
+ pm8001_mr32(address, 0x14);
+ pm8001_ha->gs_tbl.pm8001_tbl.phy_state[0] =
+ pm8001_mr32(address, 0x18);
+ pm8001_ha->gs_tbl.pm8001_tbl.phy_state[1] =
+ pm8001_mr32(address, 0x1C);
+ pm8001_ha->gs_tbl.pm8001_tbl.phy_state[2] =
+ pm8001_mr32(address, 0x20);
+ pm8001_ha->gs_tbl.pm8001_tbl.phy_state[3] =
+ pm8001_mr32(address, 0x24);
+ pm8001_ha->gs_tbl.pm8001_tbl.phy_state[4] =
+ pm8001_mr32(address, 0x28);
+ pm8001_ha->gs_tbl.pm8001_tbl.phy_state[5] =
+ pm8001_mr32(address, 0x2C);
+ pm8001_ha->gs_tbl.pm8001_tbl.phy_state[6] =
+ pm8001_mr32(address, 0x30);
+ pm8001_ha->gs_tbl.pm8001_tbl.phy_state[7] =
+ pm8001_mr32(address, 0x34);
+ pm8001_ha->gs_tbl.pm8001_tbl.gpio_input_val =
+ pm8001_mr32(address, 0x38);
+ pm8001_ha->gs_tbl.pm8001_tbl.rsvd1[0] =
+ pm8001_mr32(address, 0x3C);
+ pm8001_ha->gs_tbl.pm8001_tbl.rsvd1[1] =
+ pm8001_mr32(address, 0x40);
+ pm8001_ha->gs_tbl.pm8001_tbl.recover_err_info[0] =
+ pm8001_mr32(address, 0x44);
+ pm8001_ha->gs_tbl.pm8001_tbl.recover_err_info[1] =
+ pm8001_mr32(address, 0x48);
+ pm8001_ha->gs_tbl.pm8001_tbl.recover_err_info[2] =
+ pm8001_mr32(address, 0x4C);
+ pm8001_ha->gs_tbl.pm8001_tbl.recover_err_info[3] =
+ pm8001_mr32(address, 0x50);
+ pm8001_ha->gs_tbl.pm8001_tbl.recover_err_info[4] =
+ pm8001_mr32(address, 0x54);
+ pm8001_ha->gs_tbl.pm8001_tbl.recover_err_info[5] =
+ pm8001_mr32(address, 0x58);
+ pm8001_ha->gs_tbl.pm8001_tbl.recover_err_info[6] =
+ pm8001_mr32(address, 0x5C);
+ pm8001_ha->gs_tbl.pm8001_tbl.recover_err_info[7] =
+ pm8001_mr32(address, 0x60);
+}
+
+/**
+ * read_inbnd_queue_table - read the inbound queue table and save it.
+ * @pm8001_ha: our hba card information
+ */
+static void read_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha)
+{
+ int i;
+ void __iomem *address = pm8001_ha->inbnd_q_tbl_addr;
+ for (i = 0; i < PM8001_MAX_INB_NUM; i++) {
+ u32 offset = i * 0x20;
+ pm8001_ha->inbnd_q_tbl[i].pi_pci_bar =
+ get_pci_bar_index(pm8001_mr32(address, (offset + 0x14)));
+ pm8001_ha->inbnd_q_tbl[i].pi_offset =
+ pm8001_mr32(address, (offset + 0x18));
+ }
+}
+
+/**
+ * read_outbnd_queue_table - read the outbound queue table and save it.
+ * @pm8001_ha: our hba card information
+ */
+static void read_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha)
+{
+ int i;
+ void __iomem *address = pm8001_ha->outbnd_q_tbl_addr;
+ for (i = 0; i < PM8001_MAX_OUTB_NUM; i++) {
+ u32 offset = i * 0x24;
+ pm8001_ha->outbnd_q_tbl[i].ci_pci_bar =
+ get_pci_bar_index(pm8001_mr32(address, (offset + 0x14)));
+ pm8001_ha->outbnd_q_tbl[i].ci_offset =
+ pm8001_mr32(address, (offset + 0x18));
+ }
+}
+
+/**
+ * init_default_table_values - init the default table.
+ * @pm8001_ha: our hba card information
+ */
+static void init_default_table_values(struct pm8001_hba_info *pm8001_ha)
+{
+ int i;
+ u32 offsetib, offsetob;
+ void __iomem *addressib = pm8001_ha->inbnd_q_tbl_addr;
+ void __iomem *addressob = pm8001_ha->outbnd_q_tbl_addr;
+ u32 ib_offset = pm8001_ha->ib_offset;
+ u32 ob_offset = pm8001_ha->ob_offset;
+ u32 ci_offset = pm8001_ha->ci_offset;
+ u32 pi_offset = pm8001_ha->pi_offset;
+
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.inbound_q_nppd_hppd = 0;
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_hw_event_pid0_3 = 0;
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_hw_event_pid4_7 = 0;
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_ncq_event_pid0_3 = 0;
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_ncq_event_pid4_7 = 0;
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_tgt_ITNexus_event_pid0_3 =
+ 0;
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_tgt_ITNexus_event_pid4_7 =
+ 0;
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_tgt_ssp_event_pid0_3 = 0;
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_tgt_ssp_event_pid4_7 = 0;
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_tgt_smp_event_pid0_3 = 0;
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_tgt_smp_event_pid4_7 = 0;
+
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.upper_event_log_addr =
+ pm8001_ha->memoryMap.region[AAP1].phys_addr_hi;
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.lower_event_log_addr =
+ pm8001_ha->memoryMap.region[AAP1].phys_addr_lo;
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.event_log_size =
+ PM8001_EVENT_LOG_SIZE;
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.event_log_option = 0x01;
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.upper_iop_event_log_addr =
+ pm8001_ha->memoryMap.region[IOP].phys_addr_hi;
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.lower_iop_event_log_addr =
+ pm8001_ha->memoryMap.region[IOP].phys_addr_lo;
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.iop_event_log_size =
+ PM8001_EVENT_LOG_SIZE;
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.iop_event_log_option = 0x01;
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.fatal_err_interrupt = 0x01;
+ for (i = 0; i < pm8001_ha->max_q_num; i++) {
+ pm8001_ha->inbnd_q_tbl[i].element_pri_size_cnt =
+ PM8001_MPI_QUEUE | (pm8001_ha->iomb_size << 16) | (0x00<<30);
+ pm8001_ha->inbnd_q_tbl[i].upper_base_addr =
+ pm8001_ha->memoryMap.region[ib_offset + i].phys_addr_hi;
+ pm8001_ha->inbnd_q_tbl[i].lower_base_addr =
+ pm8001_ha->memoryMap.region[ib_offset + i].phys_addr_lo;
+ pm8001_ha->inbnd_q_tbl[i].base_virt =
+ (u8 *)pm8001_ha->memoryMap.region[ib_offset + i].virt_ptr;
+ pm8001_ha->inbnd_q_tbl[i].total_length =
+ pm8001_ha->memoryMap.region[ib_offset + i].total_len;
+ pm8001_ha->inbnd_q_tbl[i].ci_upper_base_addr =
+ pm8001_ha->memoryMap.region[ci_offset + i].phys_addr_hi;
+ pm8001_ha->inbnd_q_tbl[i].ci_lower_base_addr =
+ pm8001_ha->memoryMap.region[ci_offset + i].phys_addr_lo;
+ pm8001_ha->inbnd_q_tbl[i].ci_virt =
+ pm8001_ha->memoryMap.region[ci_offset + i].virt_ptr;
+ pm8001_write_32(pm8001_ha->inbnd_q_tbl[i].ci_virt, 0, 0);
+ offsetib = i * 0x20;
+ pm8001_ha->inbnd_q_tbl[i].pi_pci_bar =
+ get_pci_bar_index(pm8001_mr32(addressib,
+ (offsetib + 0x14)));
+ pm8001_ha->inbnd_q_tbl[i].pi_offset =
+ pm8001_mr32(addressib, (offsetib + 0x18));
+ pm8001_ha->inbnd_q_tbl[i].producer_idx = 0;
+ pm8001_ha->inbnd_q_tbl[i].consumer_index = 0;
+ }
+ for (i = 0; i < pm8001_ha->max_q_num; i++) {
+ pm8001_ha->outbnd_q_tbl[i].element_size_cnt =
+ PM8001_MPI_QUEUE | (pm8001_ha->iomb_size << 16) | (0x01<<30);
+ pm8001_ha->outbnd_q_tbl[i].upper_base_addr =
+ pm8001_ha->memoryMap.region[ob_offset + i].phys_addr_hi;
+ pm8001_ha->outbnd_q_tbl[i].lower_base_addr =
+ pm8001_ha->memoryMap.region[ob_offset + i].phys_addr_lo;
+ pm8001_ha->outbnd_q_tbl[i].base_virt =
+ (u8 *)pm8001_ha->memoryMap.region[ob_offset + i].virt_ptr;
+ pm8001_ha->outbnd_q_tbl[i].total_length =
+ pm8001_ha->memoryMap.region[ob_offset + i].total_len;
+ pm8001_ha->outbnd_q_tbl[i].pi_upper_base_addr =
+ pm8001_ha->memoryMap.region[pi_offset + i].phys_addr_hi;
+ pm8001_ha->outbnd_q_tbl[i].pi_lower_base_addr =
+ pm8001_ha->memoryMap.region[pi_offset + i].phys_addr_lo;
+ pm8001_ha->outbnd_q_tbl[i].interrup_vec_cnt_delay =
+ 0 | (10 << 16) | (i << 24);
+ pm8001_ha->outbnd_q_tbl[i].pi_virt =
+ pm8001_ha->memoryMap.region[pi_offset + i].virt_ptr;
+ pm8001_write_32(pm8001_ha->outbnd_q_tbl[i].pi_virt, 0, 0);
+ offsetob = i * 0x24;
+ pm8001_ha->outbnd_q_tbl[i].ci_pci_bar =
+ get_pci_bar_index(pm8001_mr32(addressob,
+ offsetob + 0x14));
+ pm8001_ha->outbnd_q_tbl[i].ci_offset =
+ pm8001_mr32(addressob, (offsetob + 0x18));
+ pm8001_ha->outbnd_q_tbl[i].consumer_idx = 0;
+ pm8001_ha->outbnd_q_tbl[i].producer_index = 0;
+ }
+}
+
+/**
+ * update_main_config_table - update the main default table to the HBA.
+ * @pm8001_ha: our hba card information
+ */
+static void update_main_config_table(struct pm8001_hba_info *pm8001_ha)
+{
+ void __iomem *address = pm8001_ha->main_cfg_tbl_addr;
+ pm8001_mw32(address, 0x24,
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.inbound_q_nppd_hppd);
+ pm8001_mw32(address, 0x28,
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_hw_event_pid0_3);
+ pm8001_mw32(address, 0x2C,
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_hw_event_pid4_7);
+ pm8001_mw32(address, 0x30,
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_ncq_event_pid0_3);
+ pm8001_mw32(address, 0x34,
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.outbound_ncq_event_pid4_7);
+ pm8001_mw32(address, 0x38,
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.
+ outbound_tgt_ITNexus_event_pid0_3);
+ pm8001_mw32(address, 0x3C,
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.
+ outbound_tgt_ITNexus_event_pid4_7);
+ pm8001_mw32(address, 0x40,
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.
+ outbound_tgt_ssp_event_pid0_3);
+ pm8001_mw32(address, 0x44,
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.
+ outbound_tgt_ssp_event_pid4_7);
+ pm8001_mw32(address, 0x48,
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.
+ outbound_tgt_smp_event_pid0_3);
+ pm8001_mw32(address, 0x4C,
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.
+ outbound_tgt_smp_event_pid4_7);
+ pm8001_mw32(address, 0x50,
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.upper_event_log_addr);
+ pm8001_mw32(address, 0x54,
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.lower_event_log_addr);
+ pm8001_mw32(address, 0x58,
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.event_log_size);
+ pm8001_mw32(address, 0x5C,
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.event_log_option);
+ pm8001_mw32(address, 0x60,
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.upper_iop_event_log_addr);
+ pm8001_mw32(address, 0x64,
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.lower_iop_event_log_addr);
+ pm8001_mw32(address, 0x68,
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.iop_event_log_size);
+ pm8001_mw32(address, 0x6C,
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.iop_event_log_option);
+ pm8001_mw32(address, 0x70,
+ pm8001_ha->main_cfg_tbl.pm8001_tbl.fatal_err_interrupt);
+}
+
+/**
+ * update_inbnd_queue_table - update the inbound queue table to the HBA.
+ * @pm8001_ha: our hba card information
+ * @number: entry in the queue
+ */
+static void update_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha,
+ int number)
+{
+ void __iomem *address = pm8001_ha->inbnd_q_tbl_addr;
+ u16 offset = number * 0x20;
+ pm8001_mw32(address, offset + 0x00,
+ pm8001_ha->inbnd_q_tbl[number].element_pri_size_cnt);
+ pm8001_mw32(address, offset + 0x04,
+ pm8001_ha->inbnd_q_tbl[number].upper_base_addr);
+ pm8001_mw32(address, offset + 0x08,
+ pm8001_ha->inbnd_q_tbl[number].lower_base_addr);
+ pm8001_mw32(address, offset + 0x0C,
+ pm8001_ha->inbnd_q_tbl[number].ci_upper_base_addr);
+ pm8001_mw32(address, offset + 0x10,
+ pm8001_ha->inbnd_q_tbl[number].ci_lower_base_addr);
+}
+
+/**
+ * update_outbnd_queue_table - update the outbound queue table to the HBA.
+ * @pm8001_ha: our hba card information
+ * @number: entry in the queue
+ */
+static void update_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha,
+ int number)
+{
+ void __iomem *address = pm8001_ha->outbnd_q_tbl_addr;
+ u16 offset = number * 0x24;
+ pm8001_mw32(address, offset + 0x00,
+ pm8001_ha->outbnd_q_tbl[number].element_size_cnt);
+ pm8001_mw32(address, offset + 0x04,
+ pm8001_ha->outbnd_q_tbl[number].upper_base_addr);
+ pm8001_mw32(address, offset + 0x08,
+ pm8001_ha->outbnd_q_tbl[number].lower_base_addr);
+ pm8001_mw32(address, offset + 0x0C,
+ pm8001_ha->outbnd_q_tbl[number].pi_upper_base_addr);
+ pm8001_mw32(address, offset + 0x10,
+ pm8001_ha->outbnd_q_tbl[number].pi_lower_base_addr);
+ pm8001_mw32(address, offset + 0x1C,
+ pm8001_ha->outbnd_q_tbl[number].interrup_vec_cnt_delay);
+}
+
+/**
+ * pm8001_bar4_shift - function is called to shift BAR base address
+ * @pm8001_ha : our hba card information
+ * @shiftValue : shifting value in memory bar.
+ */
+int pm8001_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shiftValue)
+{
+ u32 regVal;
+ unsigned long start;
+
+ /* program the inbound AXI translation Lower Address */
+ pm8001_cw32(pm8001_ha, 1, SPC_IBW_AXI_TRANSLATION_LOW, shiftValue);
+
+ /* confirm the setting is written */
+ start = jiffies + HZ; /* 1 sec */
+ do {
+ regVal = pm8001_cr32(pm8001_ha, 1, SPC_IBW_AXI_TRANSLATION_LOW);
+ } while ((regVal != shiftValue) && time_before(jiffies, start));
+
+ if (regVal != shiftValue) {
+ pm8001_dbg(pm8001_ha, INIT,
+ "TIMEOUT:SPC_IBW_AXI_TRANSLATION_LOW = 0x%x\n",
+ regVal);
+ return -1;
+ }
+ return 0;
+}
+
+/**
+ * mpi_set_phys_g3_with_ssc
+ * @pm8001_ha: our hba card information
+ * @SSCbit: set SSCbit to 0 to disable all phys ssc; 1 to enable all phys ssc.
+ */
+static void mpi_set_phys_g3_with_ssc(struct pm8001_hba_info *pm8001_ha,
+ u32 SSCbit)
+{
+ u32 offset, i;
+ unsigned long flags;
+
+#define SAS2_SETTINGS_LOCAL_PHY_0_3_SHIFT_ADDR 0x00030000
+#define SAS2_SETTINGS_LOCAL_PHY_4_7_SHIFT_ADDR 0x00040000
+#define SAS2_SETTINGS_LOCAL_PHY_0_3_OFFSET 0x1074
+#define SAS2_SETTINGS_LOCAL_PHY_4_7_OFFSET 0x1074
+#define PHY_G3_WITHOUT_SSC_BIT_SHIFT 12
+#define PHY_G3_WITH_SSC_BIT_SHIFT 13
+#define SNW3_PHY_CAPABILITIES_PARITY 31
+
+ /*
+ * Using shifted destination address 0x3_0000:0x1074 + 0x4000*N (N=0:3)
+ * Using shifted destination address 0x4_0000:0x1074 + 0x4000*(N-4) (N=4:7)
+ */
+ spin_lock_irqsave(&pm8001_ha->lock, flags);
+ if (-1 == pm8001_bar4_shift(pm8001_ha,
+ SAS2_SETTINGS_LOCAL_PHY_0_3_SHIFT_ADDR)) {
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ return;
+ }
+
+ for (i = 0; i < 4; i++) {
+ offset = SAS2_SETTINGS_LOCAL_PHY_0_3_OFFSET + 0x4000 * i;
+ pm8001_cw32(pm8001_ha, 2, offset, 0x80001501);
+ }
+ /* shift membase 3 for SAS2_SETTINGS_LOCAL_PHY 4 - 7 */
+ if (-1 == pm8001_bar4_shift(pm8001_ha,
+ SAS2_SETTINGS_LOCAL_PHY_4_7_SHIFT_ADDR)) {
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ return;
+ }
+ for (i = 4; i < 8; i++) {
+ offset = SAS2_SETTINGS_LOCAL_PHY_4_7_OFFSET + 0x4000 * (i-4);
+ pm8001_cw32(pm8001_ha, 2, offset, 0x80001501);
+ }
+ /*************************************************************
+ Change the SSC upspreading value to 0x0 so that upspreading is disabled.
+ Device MABC SMOD0 Controls
+ Address: (via MEMBASE-III):
+ Using shifted destination address 0x0_0000: with Offset 0xD8
+
+ 31:28 R/W Reserved Do not change
+ 27:24 R/W SAS_SMOD_SPRDUP 0000
+ 23:20 R/W SAS_SMOD_SPRDDN 0000
+ 19:0 R/W Reserved Do not change
+ Upon power-up this register will read as 0x8990c016,
+ and I would like you to change the SAS_SMOD_SPRDUP bits to 0b0000
+ so that the written value will be 0x8090c016.
+ This will ensure only down-spreading SSC is enabled on the SPC.
+ *************************************************************/
+ pm8001_cr32(pm8001_ha, 2, 0xd8);
+ pm8001_cw32(pm8001_ha, 2, 0xd8, 0x8000C016);
+
+ /*set the shifted destination address to 0x0 to avoid error operation */
+ pm8001_bar4_shift(pm8001_ha, 0x0);
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ return;
+}
+
+/**
+ * mpi_set_open_retry_interval_reg
+ * @pm8001_ha: our hba card information
+ * @interval: interval time for each OPEN_REJECT (RETRY). The units are in 1us.
+ */
+static void mpi_set_open_retry_interval_reg(struct pm8001_hba_info *pm8001_ha,
+ u32 interval)
+{
+ u32 offset;
+ u32 value;
+ u32 i;
+ unsigned long flags;
+
+#define OPEN_RETRY_INTERVAL_PHY_0_3_SHIFT_ADDR 0x00030000
+#define OPEN_RETRY_INTERVAL_PHY_4_7_SHIFT_ADDR 0x00040000
+#define OPEN_RETRY_INTERVAL_PHY_0_3_OFFSET 0x30B4
+#define OPEN_RETRY_INTERVAL_PHY_4_7_OFFSET 0x30B4
+#define OPEN_RETRY_INTERVAL_REG_MASK 0x0000FFFF
+
+ value = interval & OPEN_RETRY_INTERVAL_REG_MASK;
+ spin_lock_irqsave(&pm8001_ha->lock, flags);
+ /* shift bar and set the OPEN_REJECT(RETRY) interval time of PHY 0 -3.*/
+ if (-1 == pm8001_bar4_shift(pm8001_ha,
+ OPEN_RETRY_INTERVAL_PHY_0_3_SHIFT_ADDR)) {
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ return;
+ }
+ for (i = 0; i < 4; i++) {
+ offset = OPEN_RETRY_INTERVAL_PHY_0_3_OFFSET + 0x4000 * i;
+ pm8001_cw32(pm8001_ha, 2, offset, value);
+ }
+
+ if (-1 == pm8001_bar4_shift(pm8001_ha,
+ OPEN_RETRY_INTERVAL_PHY_4_7_SHIFT_ADDR)) {
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ return;
+ }
+ for (i = 4; i < 8; i++) {
+ offset = OPEN_RETRY_INTERVAL_PHY_4_7_OFFSET + 0x4000 * (i-4);
+ pm8001_cw32(pm8001_ha, 2, offset, value);
+ }
+ /*set the shifted destination address to 0x0 to avoid error operation */
+ pm8001_bar4_shift(pm8001_ha, 0x0);
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ return;
+}
+
+/**
+ * mpi_init_check - check firmware initialization status.
+ * @pm8001_ha: our hba card information
+ */
+static int mpi_init_check(struct pm8001_hba_info *pm8001_ha)
+{
+ u32 max_wait_count;
+ u32 value;
+ u32 gst_len_mpistate;
+ /* Write bit0=1 to Inbound DoorBell Register to tell the SPC FW the
+ table is updated */
+ pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPC_MSGU_CFG_TABLE_UPDATE);
+ /* wait until Inbound DoorBell Clear Register toggled */
+ max_wait_count = 1 * 1000 * 1000;/* 1 sec */
+ do {
+ udelay(1);
+ value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET);
+ value &= SPC_MSGU_CFG_TABLE_UPDATE;
+ } while ((value != 0) && (--max_wait_count));
+
+ if (!max_wait_count)
+ return -1;
+ /* check the MPI-State for initialization */
+ gst_len_mpistate =
+ pm8001_mr32(pm8001_ha->general_stat_tbl_addr,
+ GST_GSTLEN_MPIS_OFFSET);
+ if (GST_MPI_STATE_INIT != (gst_len_mpistate & GST_MPI_STATE_MASK))
+ return -1;
+ /* check MPI Initialization error */
+ gst_len_mpistate = gst_len_mpistate >> 16;
+ if (0x0000 != gst_len_mpistate)
+ return -1;
+ return 0;
+}
+
+/**
+ * check_fw_ready - The LLDD check if the FW is ready, if not, return error.
+ * @pm8001_ha: our hba card information
+ */
+static int check_fw_ready(struct pm8001_hba_info *pm8001_ha)
+{
+ u32 value, value1;
+ u32 max_wait_count;
+ /* check error state */
+ value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
+ value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
+ /* check AAP error */
+ if (SCRATCH_PAD1_ERR == (value & SCRATCH_PAD_STATE_MASK)) {
+ /* error state */
+ value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0);
+ return -1;
+ }
+
+ /* check IOP error */
+ if (SCRATCH_PAD2_ERR == (value1 & SCRATCH_PAD_STATE_MASK)) {
+ /* error state */
+ value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3);
+ return -1;
+ }
+
+ /* bit 4-31 of scratch pad1 should be zeros if it is not
+ in error state*/
+ if (value & SCRATCH_PAD1_STATE_MASK) {
+ /* error case */
+ pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0);
+ return -1;
+ }
+
+ /* bit 2, 4-31 of scratch pad2 should be zeros if it is not
+ in error state */
+ if (value1 & SCRATCH_PAD2_STATE_MASK) {
+ /* error case */
+ return -1;
+ }
+
+ max_wait_count = 1 * 1000 * 1000;/* 1 sec timeout */
+
+ /* wait until scratch pad 1 and 2 registers in ready state */
+ do {
+ udelay(1);
+ value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1)
+ & SCRATCH_PAD1_RDY;
+ value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2)
+ & SCRATCH_PAD2_RDY;
+ if ((--max_wait_count) == 0)
+ return -1;
+ } while ((value != SCRATCH_PAD1_RDY) || (value1 != SCRATCH_PAD2_RDY));
+ return 0;
+}
+
+static void init_pci_device_addresses(struct pm8001_hba_info *pm8001_ha)
+{
+ void __iomem *base_addr;
+ u32 value;
+ u32 offset;
+ u32 pcibar;
+ u32 pcilogic;
+
+ value = pm8001_cr32(pm8001_ha, 0, 0x44);
+ offset = value & 0x03FFFFFF;
+ pm8001_dbg(pm8001_ha, INIT, "Scratchpad 0 Offset: %x\n", offset);
+ pcilogic = (value & 0xFC000000) >> 26;
+ pcibar = get_pci_bar_index(pcilogic);
+ pm8001_dbg(pm8001_ha, INIT, "Scratchpad 0 PCI BAR: %d\n", pcibar);
+ pm8001_ha->main_cfg_tbl_addr = base_addr =
+ pm8001_ha->io_mem[pcibar].memvirtaddr + offset;
+ pm8001_ha->general_stat_tbl_addr =
+ base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x18);
+ pm8001_ha->inbnd_q_tbl_addr =
+ base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x1C);
+ pm8001_ha->outbnd_q_tbl_addr =
+ base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x20);
+}
+
+/**
+ * pm8001_chip_init - the main init function that initialize whole PM8001 chip.
+ * @pm8001_ha: our hba card information
+ */
+static int pm8001_chip_init(struct pm8001_hba_info *pm8001_ha)
+{
+ u32 i = 0;
+ u16 deviceid;
+ pci_read_config_word(pm8001_ha->pdev, PCI_DEVICE_ID, &deviceid);
+ /* 8081 controllers need BAR shift to access MPI space
+ * as this is shared with BIOS data */
+ if (deviceid == 0x8081 || deviceid == 0x0042) {
+ if (-1 == pm8001_bar4_shift(pm8001_ha, GSM_SM_BASE)) {
+ pm8001_dbg(pm8001_ha, FAIL,
+ "Shift Bar4 to 0x%x failed\n",
+ GSM_SM_BASE);
+ return -1;
+ }
+ }
+ /* check the firmware status */
+ if (-1 == check_fw_ready(pm8001_ha)) {
+ pm8001_dbg(pm8001_ha, FAIL, "Firmware is not ready!\n");
+ return -EBUSY;
+ }
+
+ /* Initialize pci space address eg: mpi offset */
+ init_pci_device_addresses(pm8001_ha);
+ init_default_table_values(pm8001_ha);
+ read_main_config_table(pm8001_ha);
+ read_general_status_table(pm8001_ha);
+ read_inbnd_queue_table(pm8001_ha);
+ read_outbnd_queue_table(pm8001_ha);
+ /* update main config table ,inbound table and outbound table */
+ update_main_config_table(pm8001_ha);
+ for (i = 0; i < pm8001_ha->max_q_num; i++)
+ update_inbnd_queue_table(pm8001_ha, i);
+ for (i = 0; i < pm8001_ha->max_q_num; i++)
+ update_outbnd_queue_table(pm8001_ha, i);
+ /* 8081 controller donot require these operations */
+ if (deviceid != 0x8081 && deviceid != 0x0042) {
+ mpi_set_phys_g3_with_ssc(pm8001_ha, 0);
+ /* 7->130ms, 34->500ms, 119->1.5s */
+ mpi_set_open_retry_interval_reg(pm8001_ha, 119);
+ }
+ /* notify firmware update finished and check initialization status */
+ if (0 == mpi_init_check(pm8001_ha)) {
+ pm8001_dbg(pm8001_ha, INIT, "MPI initialize successful!\n");
+ } else
+ return -EBUSY;
+ /*This register is a 16-bit timer with a resolution of 1us. This is the
+ timer used for interrupt delay/coalescing in the PCIe Application Layer.
+ Zero is not a valid value. A value of 1 in the register will cause the
+ interrupts to be normal. A value greater than 1 will cause coalescing
+ delays.*/
+ pm8001_cw32(pm8001_ha, 1, 0x0033c0, 0x1);
+ pm8001_cw32(pm8001_ha, 1, 0x0033c4, 0x0);
+ return 0;
+}
+
+static void pm8001_chip_post_init(struct pm8001_hba_info *pm8001_ha)
+{
+}
+
+static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha)
+{
+ u32 max_wait_count;
+ u32 value;
+ u32 gst_len_mpistate;
+ u16 deviceid;
+ pci_read_config_word(pm8001_ha->pdev, PCI_DEVICE_ID, &deviceid);
+ if (deviceid == 0x8081 || deviceid == 0x0042) {
+ if (-1 == pm8001_bar4_shift(pm8001_ha, GSM_SM_BASE)) {
+ pm8001_dbg(pm8001_ha, FAIL,
+ "Shift Bar4 to 0x%x failed\n",
+ GSM_SM_BASE);
+ return -1;
+ }
+ }
+ init_pci_device_addresses(pm8001_ha);
+ /* Write bit1=1 to Inbound DoorBell Register to tell the SPC FW the
+ table is stop */
+ pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPC_MSGU_CFG_TABLE_RESET);
+
+ /* wait until Inbound DoorBell Clear Register toggled */
+ max_wait_count = 1 * 1000 * 1000;/* 1 sec */
+ do {
+ udelay(1);
+ value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET);
+ value &= SPC_MSGU_CFG_TABLE_RESET;
+ } while ((value != 0) && (--max_wait_count));
+
+ if (!max_wait_count) {
+ pm8001_dbg(pm8001_ha, FAIL, "TIMEOUT:IBDB value/=0x%x\n",
+ value);
+ return -1;
+ }
+
+ /* check the MPI-State for termination in progress */
+ /* wait until Inbound DoorBell Clear Register toggled */
+ max_wait_count = 1 * 1000 * 1000; /* 1 sec */
+ do {
+ udelay(1);
+ gst_len_mpistate =
+ pm8001_mr32(pm8001_ha->general_stat_tbl_addr,
+ GST_GSTLEN_MPIS_OFFSET);
+ if (GST_MPI_STATE_UNINIT ==
+ (gst_len_mpistate & GST_MPI_STATE_MASK))
+ break;
+ } while (--max_wait_count);
+ if (!max_wait_count) {
+ pm8001_dbg(pm8001_ha, FAIL, " TIME OUT MPI State = 0x%x\n",
+ gst_len_mpistate & GST_MPI_STATE_MASK);
+ return -1;
+ }
+ return 0;
+}
+
+/**
+ * soft_reset_ready_check - Function to check FW is ready for soft reset.
+ * @pm8001_ha: our hba card information
+ */
+static u32 soft_reset_ready_check(struct pm8001_hba_info *pm8001_ha)
+{
+ u32 regVal, regVal1, regVal2;
+ if (mpi_uninit_check(pm8001_ha) != 0) {
+ pm8001_dbg(pm8001_ha, FAIL, "MPI state is not ready\n");
+ return -1;
+ }
+ /* read the scratch pad 2 register bit 2 */
+ regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2)
+ & SCRATCH_PAD2_FWRDY_RST;
+ if (regVal == SCRATCH_PAD2_FWRDY_RST) {
+ pm8001_dbg(pm8001_ha, INIT, "Firmware is ready for reset.\n");
+ } else {
+ unsigned long flags;
+ /* Trigger NMI twice via RB6 */
+ spin_lock_irqsave(&pm8001_ha->lock, flags);
+ if (-1 == pm8001_bar4_shift(pm8001_ha, RB6_ACCESS_REG)) {
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ pm8001_dbg(pm8001_ha, FAIL,
+ "Shift Bar4 to 0x%x failed\n",
+ RB6_ACCESS_REG);
+ return -1;
+ }
+ pm8001_cw32(pm8001_ha, 2, SPC_RB6_OFFSET,
+ RB6_MAGIC_NUMBER_RST);
+ pm8001_cw32(pm8001_ha, 2, SPC_RB6_OFFSET, RB6_MAGIC_NUMBER_RST);
+ /* wait for 100 ms */
+ mdelay(100);
+ regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2) &
+ SCRATCH_PAD2_FWRDY_RST;
+ if (regVal != SCRATCH_PAD2_FWRDY_RST) {
+ regVal1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
+ regVal2 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
+ pm8001_dbg(pm8001_ha, FAIL, "TIMEOUT:MSGU_SCRATCH_PAD1=0x%x, MSGU_SCRATCH_PAD2=0x%x\n",
+ regVal1, regVal2);
+ pm8001_dbg(pm8001_ha, FAIL,
+ "SCRATCH_PAD0 value = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0));
+ pm8001_dbg(pm8001_ha, FAIL,
+ "SCRATCH_PAD3 value = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3));
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ return -1;
+ }
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ }
+ return 0;
+}
+
+/**
+ * pm8001_chip_soft_rst - soft reset the PM8001 chip, so that the clear all
+ * the FW register status to the originated status.
+ * @pm8001_ha: our hba card information
+ */
+static int
+pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha)
+{
+ u32 regVal, toggleVal;
+ u32 max_wait_count;
+ u32 regVal1, regVal2, regVal3;
+ u32 signature = 0x252acbcd; /* for host scratch pad0 */
+ unsigned long flags;
+
+ /* step1: Check FW is ready for soft reset */
+ if (soft_reset_ready_check(pm8001_ha) != 0) {
+ pm8001_dbg(pm8001_ha, FAIL, "FW is not ready\n");
+ return -1;
+ }
+
+ /* step 2: clear NMI status register on AAP1 and IOP, write the same
+ value to clear */
+ /* map 0x60000 to BAR4(0x20), BAR2(win) */
+ spin_lock_irqsave(&pm8001_ha->lock, flags);
+ if (-1 == pm8001_bar4_shift(pm8001_ha, MBIC_AAP1_ADDR_BASE)) {
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ pm8001_dbg(pm8001_ha, FAIL, "Shift Bar4 to 0x%x failed\n",
+ MBIC_AAP1_ADDR_BASE);
+ return -1;
+ }
+ regVal = pm8001_cr32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_IOP);
+ pm8001_dbg(pm8001_ha, INIT, "MBIC - NMI Enable VPE0 (IOP)= 0x%x\n",
+ regVal);
+ pm8001_cw32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_IOP, 0x0);
+ /* map 0x70000 to BAR4(0x20), BAR2(win) */
+ if (-1 == pm8001_bar4_shift(pm8001_ha, MBIC_IOP_ADDR_BASE)) {
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ pm8001_dbg(pm8001_ha, FAIL, "Shift Bar4 to 0x%x failed\n",
+ MBIC_IOP_ADDR_BASE);
+ return -1;
+ }
+ regVal = pm8001_cr32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_AAP1);
+ pm8001_dbg(pm8001_ha, INIT, "MBIC - NMI Enable VPE0 (AAP1)= 0x%x\n",
+ regVal);
+ pm8001_cw32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_AAP1, 0x0);
+
+ regVal = pm8001_cr32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT_ENABLE);
+ pm8001_dbg(pm8001_ha, INIT, "PCIE -Event Interrupt Enable = 0x%x\n",
+ regVal);
+ pm8001_cw32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT_ENABLE, 0x0);
+
+ regVal = pm8001_cr32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT);
+ pm8001_dbg(pm8001_ha, INIT, "PCIE - Event Interrupt = 0x%x\n",
+ regVal);
+ pm8001_cw32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT, regVal);
+
+ regVal = pm8001_cr32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT_ENABLE);
+ pm8001_dbg(pm8001_ha, INIT, "PCIE -Error Interrupt Enable = 0x%x\n",
+ regVal);
+ pm8001_cw32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT_ENABLE, 0x0);
+
+ regVal = pm8001_cr32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT);
+ pm8001_dbg(pm8001_ha, INIT, "PCIE - Error Interrupt = 0x%x\n", regVal);
+ pm8001_cw32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT, regVal);
+
+ /* read the scratch pad 1 register bit 2 */
+ regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1)
+ & SCRATCH_PAD1_RST;
+ toggleVal = regVal ^ SCRATCH_PAD1_RST;
+
+ /* set signature in host scratch pad0 register to tell SPC that the
+ host performs the soft reset */
+ pm8001_cw32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_0, signature);
+
+ /* read required registers for confirmming */
+ /* map 0x0700000 to BAR4(0x20), BAR2(win) */
+ if (-1 == pm8001_bar4_shift(pm8001_ha, GSM_ADDR_BASE)) {
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ pm8001_dbg(pm8001_ha, FAIL, "Shift Bar4 to 0x%x failed\n",
+ GSM_ADDR_BASE);
+ return -1;
+ }
+ pm8001_dbg(pm8001_ha, INIT,
+ "GSM 0x0(0x00007b88)-GSM Configuration and Reset = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET));
+
+ /* step 3: host read GSM Configuration and Reset register */
+ regVal = pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET);
+ /* Put those bits to low */
+ /* GSM XCBI offset = 0x70 0000
+ 0x00 Bit 13 COM_SLV_SW_RSTB 1
+ 0x00 Bit 12 QSSP_SW_RSTB 1
+ 0x00 Bit 11 RAAE_SW_RSTB 1
+ 0x00 Bit 9 RB_1_SW_RSTB 1
+ 0x00 Bit 8 SM_SW_RSTB 1
+ */
+ regVal &= ~(0x00003b00);
+ /* host write GSM Configuration and Reset register */
+ pm8001_cw32(pm8001_ha, 2, GSM_CONFIG_RESET, regVal);
+ pm8001_dbg(pm8001_ha, INIT,
+ "GSM 0x0 (0x00007b88 ==> 0x00004088) - GSM Configuration and Reset is set to = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET));
+
+ /* step 4: */
+ /* disable GSM - Read Address Parity Check */
+ regVal1 = pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK);
+ pm8001_dbg(pm8001_ha, INIT,
+ "GSM 0x700038 - Read Address Parity Check Enable = 0x%x\n",
+ regVal1);
+ pm8001_cw32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK, 0x0);
+ pm8001_dbg(pm8001_ha, INIT,
+ "GSM 0x700038 - Read Address Parity Check Enable is set to = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK));
+
+ /* disable GSM - Write Address Parity Check */
+ regVal2 = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK);
+ pm8001_dbg(pm8001_ha, INIT,
+ "GSM 0x700040 - Write Address Parity Check Enable = 0x%x\n",
+ regVal2);
+ pm8001_cw32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK, 0x0);
+ pm8001_dbg(pm8001_ha, INIT,
+ "GSM 0x700040 - Write Address Parity Check Enable is set to = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK));
+
+ /* disable GSM - Write Data Parity Check */
+ regVal3 = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK);
+ pm8001_dbg(pm8001_ha, INIT, "GSM 0x300048 - Write Data Parity Check Enable = 0x%x\n",
+ regVal3);
+ pm8001_cw32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK, 0x0);
+ pm8001_dbg(pm8001_ha, INIT,
+ "GSM 0x300048 - Write Data Parity Check Enable is set to = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK));
+
+ /* step 5: delay 10 usec */
+ udelay(10);
+ /* step 5-b: set GPIO-0 output control to tristate anyway */
+ if (-1 == pm8001_bar4_shift(pm8001_ha, GPIO_ADDR_BASE)) {
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ pm8001_dbg(pm8001_ha, INIT, "Shift Bar4 to 0x%x failed\n",
+ GPIO_ADDR_BASE);
+ return -1;
+ }
+ regVal = pm8001_cr32(pm8001_ha, 2, GPIO_GPIO_0_0UTPUT_CTL_OFFSET);
+ pm8001_dbg(pm8001_ha, INIT, "GPIO Output Control Register: = 0x%x\n",
+ regVal);
+ /* set GPIO-0 output control to tri-state */
+ regVal &= 0xFFFFFFFC;
+ pm8001_cw32(pm8001_ha, 2, GPIO_GPIO_0_0UTPUT_CTL_OFFSET, regVal);
+
+ /* Step 6: Reset the IOP and AAP1 */
+ /* map 0x00000 to BAR4(0x20), BAR2(win) */
+ if (-1 == pm8001_bar4_shift(pm8001_ha, SPC_TOP_LEVEL_ADDR_BASE)) {
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ pm8001_dbg(pm8001_ha, FAIL, "SPC Shift Bar4 to 0x%x failed\n",
+ SPC_TOP_LEVEL_ADDR_BASE);
+ return -1;
+ }
+ regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET);
+ pm8001_dbg(pm8001_ha, INIT, "Top Register before resetting IOP/AAP1:= 0x%x\n",
+ regVal);
+ regVal &= ~(SPC_REG_RESET_PCS_IOP_SS | SPC_REG_RESET_PCS_AAP1_SS);
+ pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal);
+
+ /* step 7: Reset the BDMA/OSSP */
+ regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET);
+ pm8001_dbg(pm8001_ha, INIT, "Top Register before resetting BDMA/OSSP: = 0x%x\n",
+ regVal);
+ regVal &= ~(SPC_REG_RESET_BDMA_CORE | SPC_REG_RESET_OSSP);
+ pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal);
+
+ /* step 8: delay 10 usec */
+ udelay(10);
+
+ /* step 9: bring the BDMA and OSSP out of reset */
+ regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET);
+ pm8001_dbg(pm8001_ha, INIT,
+ "Top Register before bringing up BDMA/OSSP:= 0x%x\n",
+ regVal);
+ regVal |= (SPC_REG_RESET_BDMA_CORE | SPC_REG_RESET_OSSP);
+ pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal);
+
+ /* step 10: delay 10 usec */
+ udelay(10);
+
+ /* step 11: reads and sets the GSM Configuration and Reset Register */
+ /* map 0x0700000 to BAR4(0x20), BAR2(win) */
+ if (-1 == pm8001_bar4_shift(pm8001_ha, GSM_ADDR_BASE)) {
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ pm8001_dbg(pm8001_ha, FAIL, "SPC Shift Bar4 to 0x%x failed\n",
+ GSM_ADDR_BASE);
+ return -1;
+ }
+ pm8001_dbg(pm8001_ha, INIT,
+ "GSM 0x0 (0x00007b88)-GSM Configuration and Reset = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET));
+ regVal = pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET);
+ /* Put those bits to high */
+ /* GSM XCBI offset = 0x70 0000
+ 0x00 Bit 13 COM_SLV_SW_RSTB 1
+ 0x00 Bit 12 QSSP_SW_RSTB 1
+ 0x00 Bit 11 RAAE_SW_RSTB 1
+ 0x00 Bit 9 RB_1_SW_RSTB 1
+ 0x00 Bit 8 SM_SW_RSTB 1
+ */
+ regVal |= (GSM_CONFIG_RESET_VALUE);
+ pm8001_cw32(pm8001_ha, 2, GSM_CONFIG_RESET, regVal);
+ pm8001_dbg(pm8001_ha, INIT, "GSM (0x00004088 ==> 0x00007b88) - GSM Configuration and Reset is set to = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET));
+
+ /* step 12: Restore GSM - Read Address Parity Check */
+ regVal = pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK);
+ /* just for debugging */
+ pm8001_dbg(pm8001_ha, INIT,
+ "GSM 0x700038 - Read Address Parity Check Enable = 0x%x\n",
+ regVal);
+ pm8001_cw32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK, regVal1);
+ pm8001_dbg(pm8001_ha, INIT, "GSM 0x700038 - Read Address Parity Check Enable is set to = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK));
+ /* Restore GSM - Write Address Parity Check */
+ regVal = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK);
+ pm8001_cw32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK, regVal2);
+ pm8001_dbg(pm8001_ha, INIT,
+ "GSM 0x700040 - Write Address Parity Check Enable is set to = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK));
+ /* Restore GSM - Write Data Parity Check */
+ regVal = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK);
+ pm8001_cw32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK, regVal3);
+ pm8001_dbg(pm8001_ha, INIT,
+ "GSM 0x700048 - Write Data Parity Check Enable is set to = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK));
+
+ /* step 13: bring the IOP and AAP1 out of reset */
+ /* map 0x00000 to BAR4(0x20), BAR2(win) */
+ if (-1 == pm8001_bar4_shift(pm8001_ha, SPC_TOP_LEVEL_ADDR_BASE)) {
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ pm8001_dbg(pm8001_ha, FAIL, "Shift Bar4 to 0x%x failed\n",
+ SPC_TOP_LEVEL_ADDR_BASE);
+ return -1;
+ }
+ regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET);
+ regVal |= (SPC_REG_RESET_PCS_IOP_SS | SPC_REG_RESET_PCS_AAP1_SS);
+ pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal);
+
+ /* step 14: delay 10 usec - Normal Mode */
+ udelay(10);
+ /* check Soft Reset Normal mode or Soft Reset HDA mode */
+ if (signature == SPC_SOFT_RESET_SIGNATURE) {
+ /* step 15 (Normal Mode): wait until scratch pad1 register
+ bit 2 toggled */
+ max_wait_count = 2 * 1000 * 1000;/* 2 sec */
+ do {
+ udelay(1);
+ regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1) &
+ SCRATCH_PAD1_RST;
+ } while ((regVal != toggleVal) && (--max_wait_count));
+
+ if (!max_wait_count) {
+ regVal = pm8001_cr32(pm8001_ha, 0,
+ MSGU_SCRATCH_PAD_1);
+ pm8001_dbg(pm8001_ha, FAIL, "TIMEOUT : ToggleVal 0x%x,MSGU_SCRATCH_PAD1 = 0x%x\n",
+ toggleVal, regVal);
+ pm8001_dbg(pm8001_ha, FAIL,
+ "SCRATCH_PAD0 value = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0,
+ MSGU_SCRATCH_PAD_0));
+ pm8001_dbg(pm8001_ha, FAIL,
+ "SCRATCH_PAD2 value = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0,
+ MSGU_SCRATCH_PAD_2));
+ pm8001_dbg(pm8001_ha, FAIL,
+ "SCRATCH_PAD3 value = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0,
+ MSGU_SCRATCH_PAD_3));
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ return -1;
+ }
+
+ /* step 16 (Normal) - Clear ODMR and ODCR */
+ pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, ODCR_CLEAR_ALL);
+ pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_CLEAR_ALL);
+
+ /* step 17 (Normal Mode): wait for the FW and IOP to get
+ ready - 1 sec timeout */
+ /* Wait for the SPC Configuration Table to be ready */
+ if (check_fw_ready(pm8001_ha) == -1) {
+ regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
+ /* return error if MPI Configuration Table not ready */
+ pm8001_dbg(pm8001_ha, INIT,
+ "FW not ready SCRATCH_PAD1 = 0x%x\n",
+ regVal);
+ regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
+ /* return error if MPI Configuration Table not ready */
+ pm8001_dbg(pm8001_ha, INIT,
+ "FW not ready SCRATCH_PAD2 = 0x%x\n",
+ regVal);
+ pm8001_dbg(pm8001_ha, INIT,
+ "SCRATCH_PAD0 value = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0,
+ MSGU_SCRATCH_PAD_0));
+ pm8001_dbg(pm8001_ha, INIT,
+ "SCRATCH_PAD3 value = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0,
+ MSGU_SCRATCH_PAD_3));
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ return -1;
+ }
+ }
+ pm8001_bar4_shift(pm8001_ha, 0);
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+
+ pm8001_dbg(pm8001_ha, INIT, "SPC soft reset Complete\n");
+ return 0;
+}
+
+static void pm8001_hw_chip_rst(struct pm8001_hba_info *pm8001_ha)
+{
+ u32 i;
+ u32 regVal;
+ pm8001_dbg(pm8001_ha, INIT, "chip reset start\n");
+
+ /* do SPC chip reset. */
+ regVal = pm8001_cr32(pm8001_ha, 1, SPC_REG_RESET);
+ regVal &= ~(SPC_REG_RESET_DEVICE);
+ pm8001_cw32(pm8001_ha, 1, SPC_REG_RESET, regVal);
+
+ /* delay 10 usec */
+ udelay(10);
+
+ /* bring chip reset out of reset */
+ regVal = pm8001_cr32(pm8001_ha, 1, SPC_REG_RESET);
+ regVal |= SPC_REG_RESET_DEVICE;
+ pm8001_cw32(pm8001_ha, 1, SPC_REG_RESET, regVal);
+
+ /* delay 10 usec */
+ udelay(10);
+
+ /* wait for 20 msec until the firmware gets reloaded */
+ i = 20;
+ do {
+ mdelay(1);
+ } while ((--i) != 0);
+
+ pm8001_dbg(pm8001_ha, INIT, "chip reset finished\n");
+}
+
+/**
+ * pm8001_chip_iounmap - which mapped when initialized.
+ * @pm8001_ha: our hba card information
+ */
+void pm8001_chip_iounmap(struct pm8001_hba_info *pm8001_ha)
+{
+ s8 bar, logical = 0;
+ for (bar = 0; bar < PCI_STD_NUM_BARS; bar++) {
+ /*
+ ** logical BARs for SPC:
+ ** bar 0 and 1 - logical BAR0
+ ** bar 2 and 3 - logical BAR1
+ ** bar4 - logical BAR2
+ ** bar5 - logical BAR3
+ ** Skip the appropriate assignments:
+ */
+ if ((bar == 1) || (bar == 3))
+ continue;
+ if (pm8001_ha->io_mem[logical].memvirtaddr) {
+ iounmap(pm8001_ha->io_mem[logical].memvirtaddr);
+ logical++;
+ }
+ }
+}
+
+#ifndef PM8001_USE_MSIX
+/**
+ * pm8001_chip_intx_interrupt_enable - enable PM8001 chip interrupt
+ * @pm8001_ha: our hba card information
+ */
+static void
+pm8001_chip_intx_interrupt_enable(struct pm8001_hba_info *pm8001_ha)
+{
+ pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_CLEAR_ALL);
+ pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, ODCR_CLEAR_ALL);
+}
+
+/**
+ * pm8001_chip_intx_interrupt_disable - disable PM8001 chip interrupt
+ * @pm8001_ha: our hba card information
+ */
+static void
+pm8001_chip_intx_interrupt_disable(struct pm8001_hba_info *pm8001_ha)
+{
+ pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_MASK_ALL);
+}
+
+#else
+
+/**
+ * pm8001_chip_msix_interrupt_enable - enable PM8001 chip interrupt
+ * @pm8001_ha: our hba card information
+ * @int_vec_idx: interrupt number to enable
+ */
+static void
+pm8001_chip_msix_interrupt_enable(struct pm8001_hba_info *pm8001_ha,
+ u32 int_vec_idx)
+{
+ u32 msi_index;
+ u32 value;
+ msi_index = int_vec_idx * MSIX_TABLE_ELEMENT_SIZE;
+ msi_index += MSIX_TABLE_BASE;
+ pm8001_cw32(pm8001_ha, 0, msi_index, MSIX_INTERRUPT_ENABLE);
+ value = (1 << int_vec_idx);
+ pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, value);
+
+}
+
+/**
+ * pm8001_chip_msix_interrupt_disable - disable PM8001 chip interrupt
+ * @pm8001_ha: our hba card information
+ * @int_vec_idx: interrupt number to disable
+ */
+static void
+pm8001_chip_msix_interrupt_disable(struct pm8001_hba_info *pm8001_ha,
+ u32 int_vec_idx)
+{
+ u32 msi_index;
+ msi_index = int_vec_idx * MSIX_TABLE_ELEMENT_SIZE;
+ msi_index += MSIX_TABLE_BASE;
+ pm8001_cw32(pm8001_ha, 0, msi_index, MSIX_INTERRUPT_DISABLE);
+}
+#endif
+
+/**
+ * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt
+ * @pm8001_ha: our hba card information
+ * @vec: unused
+ */
+static void
+pm8001_chip_interrupt_enable(struct pm8001_hba_info *pm8001_ha, u8 vec)
+{
+#ifdef PM8001_USE_MSIX
+ pm8001_chip_msix_interrupt_enable(pm8001_ha, 0);
+#else
+ pm8001_chip_intx_interrupt_enable(pm8001_ha);
+#endif
+}
+
+/**
+ * pm8001_chip_interrupt_disable - disable PM8001 chip interrupt
+ * @pm8001_ha: our hba card information
+ * @vec: unused
+ */
+static void
+pm8001_chip_interrupt_disable(struct pm8001_hba_info *pm8001_ha, u8 vec)
+{
+#ifdef PM8001_USE_MSIX
+ pm8001_chip_msix_interrupt_disable(pm8001_ha, 0);
+#else
+ pm8001_chip_intx_interrupt_disable(pm8001_ha);
+#endif
+}
+
+/**
+ * pm8001_mpi_msg_free_get - get the free message buffer for transfer
+ * inbound queue.
+ * @circularQ: the inbound queue we want to transfer to HBA.
+ * @messageSize: the message size of this transfer, normally it is 64 bytes
+ * @messagePtr: the pointer to message.
+ */
+int pm8001_mpi_msg_free_get(struct inbound_queue_table *circularQ,
+ u16 messageSize, void **messagePtr)
+{
+ u32 offset, consumer_index;
+ struct mpi_msg_hdr *msgHeader;
+ u8 bcCount = 1; /* only support single buffer */
+
+ /* Checks is the requested message size can be allocated in this queue*/
+ if (messageSize > IOMB_SIZE_SPCV) {
+ *messagePtr = NULL;
+ return -1;
+ }
+
+ /* Stores the new consumer index */
+ consumer_index = pm8001_read_32(circularQ->ci_virt);
+ circularQ->consumer_index = cpu_to_le32(consumer_index);
+ if (((circularQ->producer_idx + bcCount) % PM8001_MPI_QUEUE) ==
+ le32_to_cpu(circularQ->consumer_index)) {
+ *messagePtr = NULL;
+ return -1;
+ }
+ /* get memory IOMB buffer address */
+ offset = circularQ->producer_idx * messageSize;
+ /* increment to next bcCount element */
+ circularQ->producer_idx = (circularQ->producer_idx + bcCount)
+ % PM8001_MPI_QUEUE;
+ /* Adds that distance to the base of the region virtual address plus
+ the message header size*/
+ msgHeader = (struct mpi_msg_hdr *)(circularQ->base_virt + offset);
+ *messagePtr = ((void *)msgHeader) + sizeof(struct mpi_msg_hdr);
+ return 0;
+}
+
+/**
+ * pm8001_mpi_build_cmd- build the message queue for transfer, update the PI to
+ * FW to tell the fw to get this message from IOMB.
+ * @pm8001_ha: our hba card information
+ * @q_index: the index in the inbound queue we want to transfer to HBA.
+ * @opCode: the operation code represents commands which LLDD and fw recognized.
+ * @payload: the command payload of each operation command.
+ * @nb: size in bytes of the command payload
+ * @responseQueue: queue to interrupt on w/ command response (if any)
+ */
+int pm8001_mpi_build_cmd(struct pm8001_hba_info *pm8001_ha,
+ u32 q_index, u32 opCode, void *payload, size_t nb,
+ u32 responseQueue)
+{
+ u32 Header = 0, hpriority = 0, bc = 1, category = 0x02;
+ void *pMessage;
+ unsigned long flags;
+ struct inbound_queue_table *circularQ = &pm8001_ha->inbnd_q_tbl[q_index];
+ int rv;
+ u32 htag = le32_to_cpu(*(__le32 *)payload);
+
+ trace_pm80xx_mpi_build_cmd(pm8001_ha->id, opCode, htag, q_index,
+ circularQ->producer_idx, le32_to_cpu(circularQ->consumer_index));
+
+ if (WARN_ON(q_index >= pm8001_ha->max_q_num))
+ return -EINVAL;
+
+ spin_lock_irqsave(&circularQ->iq_lock, flags);
+ rv = pm8001_mpi_msg_free_get(circularQ, pm8001_ha->iomb_size,
+ &pMessage);
+ if (rv < 0) {
+ pm8001_dbg(pm8001_ha, IO, "No free mpi buffer\n");
+ rv = -ENOMEM;
+ goto done;
+ }
+
+ if (nb > (pm8001_ha->iomb_size - sizeof(struct mpi_msg_hdr)))
+ nb = pm8001_ha->iomb_size - sizeof(struct mpi_msg_hdr);
+ memcpy(pMessage, payload, nb);
+ if (nb + sizeof(struct mpi_msg_hdr) < pm8001_ha->iomb_size)
+ memset(pMessage + nb, 0, pm8001_ha->iomb_size -
+ (nb + sizeof(struct mpi_msg_hdr)));
+
+ /*Build the header*/
+ Header = ((1 << 31) | (hpriority << 30) | ((bc & 0x1f) << 24)
+ | ((responseQueue & 0x3F) << 16)
+ | ((category & 0xF) << 12) | (opCode & 0xFFF));
+
+ pm8001_write_32((pMessage - 4), 0, cpu_to_le32(Header));
+ /*Update the PI to the firmware*/
+ pm8001_cw32(pm8001_ha, circularQ->pi_pci_bar,
+ circularQ->pi_offset, circularQ->producer_idx);
+ pm8001_dbg(pm8001_ha, DEVIO,
+ "INB Q %x OPCODE:%x , UPDATED PI=%d CI=%d\n",
+ responseQueue, opCode, circularQ->producer_idx,
+ circularQ->consumer_index);
+done:
+ spin_unlock_irqrestore(&circularQ->iq_lock, flags);
+ return rv;
+}
+
+u32 pm8001_mpi_msg_free_set(struct pm8001_hba_info *pm8001_ha, void *pMsg,
+ struct outbound_queue_table *circularQ, u8 bc)
+{
+ u32 producer_index;
+ struct mpi_msg_hdr *msgHeader;
+ struct mpi_msg_hdr *pOutBoundMsgHeader;
+
+ msgHeader = (struct mpi_msg_hdr *)(pMsg - sizeof(struct mpi_msg_hdr));
+ pOutBoundMsgHeader = (struct mpi_msg_hdr *)(circularQ->base_virt +
+ circularQ->consumer_idx * pm8001_ha->iomb_size);
+ if (pOutBoundMsgHeader != msgHeader) {
+ pm8001_dbg(pm8001_ha, FAIL,
+ "consumer_idx = %d msgHeader = %p\n",
+ circularQ->consumer_idx, msgHeader);
+
+ /* Update the producer index from SPC */
+ producer_index = pm8001_read_32(circularQ->pi_virt);
+ circularQ->producer_index = cpu_to_le32(producer_index);
+ pm8001_dbg(pm8001_ha, FAIL,
+ "consumer_idx = %d producer_index = %dmsgHeader = %p\n",
+ circularQ->consumer_idx,
+ circularQ->producer_index, msgHeader);
+ return 0;
+ }
+ /* free the circular queue buffer elements associated with the message*/
+ circularQ->consumer_idx = (circularQ->consumer_idx + bc)
+ % PM8001_MPI_QUEUE;
+ /* update the CI of outbound queue */
+ pm8001_cw32(pm8001_ha, circularQ->ci_pci_bar, circularQ->ci_offset,
+ circularQ->consumer_idx);
+ /* Update the producer index from SPC*/
+ producer_index = pm8001_read_32(circularQ->pi_virt);
+ circularQ->producer_index = cpu_to_le32(producer_index);
+ pm8001_dbg(pm8001_ha, IO, " CI=%d PI=%d\n",
+ circularQ->consumer_idx, circularQ->producer_index);
+ return 0;
+}
+
+/**
+ * pm8001_mpi_msg_consume- get the MPI message from outbound queue
+ * message table.
+ * @pm8001_ha: our hba card information
+ * @circularQ: the outbound queue table.
+ * @messagePtr1: the message contents of this outbound message.
+ * @pBC: the message size.
+ */
+u32 pm8001_mpi_msg_consume(struct pm8001_hba_info *pm8001_ha,
+ struct outbound_queue_table *circularQ,
+ void **messagePtr1, u8 *pBC)
+{
+ struct mpi_msg_hdr *msgHeader;
+ __le32 msgHeader_tmp;
+ u32 header_tmp;
+ do {
+ /* If there are not-yet-delivered messages ... */
+ if (le32_to_cpu(circularQ->producer_index)
+ != circularQ->consumer_idx) {
+ /*Get the pointer to the circular queue buffer element*/
+ msgHeader = (struct mpi_msg_hdr *)
+ (circularQ->base_virt +
+ circularQ->consumer_idx * pm8001_ha->iomb_size);
+ /* read header */
+ header_tmp = pm8001_read_32(msgHeader);
+ msgHeader_tmp = cpu_to_le32(header_tmp);
+ pm8001_dbg(pm8001_ha, DEVIO,
+ "outbound opcode msgheader:%x ci=%d pi=%d\n",
+ msgHeader_tmp, circularQ->consumer_idx,
+ circularQ->producer_index);
+ if (0 != (le32_to_cpu(msgHeader_tmp) & 0x80000000)) {
+ if (OPC_OUB_SKIP_ENTRY !=
+ (le32_to_cpu(msgHeader_tmp) & 0xfff)) {
+ *messagePtr1 =
+ ((u8 *)msgHeader) +
+ sizeof(struct mpi_msg_hdr);
+ *pBC = (u8)((le32_to_cpu(msgHeader_tmp)
+ >> 24) & 0x1f);
+ pm8001_dbg(pm8001_ha, IO,
+ ": CI=%d PI=%d msgHeader=%x\n",
+ circularQ->consumer_idx,
+ circularQ->producer_index,
+ msgHeader_tmp);
+ return MPI_IO_STATUS_SUCCESS;
+ } else {
+ circularQ->consumer_idx =
+ (circularQ->consumer_idx +
+ ((le32_to_cpu(msgHeader_tmp)
+ >> 24) & 0x1f))
+ % PM8001_MPI_QUEUE;
+ msgHeader_tmp = 0;
+ pm8001_write_32(msgHeader, 0, 0);
+ /* update the CI of outbound queue */
+ pm8001_cw32(pm8001_ha,
+ circularQ->ci_pci_bar,
+ circularQ->ci_offset,
+ circularQ->consumer_idx);
+ }
+ } else {
+ circularQ->consumer_idx =
+ (circularQ->consumer_idx +
+ ((le32_to_cpu(msgHeader_tmp) >> 24) &
+ 0x1f)) % PM8001_MPI_QUEUE;
+ msgHeader_tmp = 0;
+ pm8001_write_32(msgHeader, 0, 0);
+ /* update the CI of outbound queue */
+ pm8001_cw32(pm8001_ha, circularQ->ci_pci_bar,
+ circularQ->ci_offset,
+ circularQ->consumer_idx);
+ return MPI_IO_STATUS_FAIL;
+ }
+ } else {
+ u32 producer_index;
+ void *pi_virt = circularQ->pi_virt;
+ /* spurious interrupt during setup if
+ * kexec-ing and driver doing a doorbell access
+ * with the pre-kexec oq interrupt setup
+ */
+ if (!pi_virt)
+ break;
+ /* Update the producer index from SPC */
+ producer_index = pm8001_read_32(pi_virt);
+ circularQ->producer_index = cpu_to_le32(producer_index);
+ }
+ } while (le32_to_cpu(circularQ->producer_index) !=
+ circularQ->consumer_idx);
+ /* while we don't have any more not-yet-delivered message */
+ /* report empty */
+ return MPI_IO_STATUS_BUSY;
+}
+
+void pm8001_work_fn(struct work_struct *work)
+{
+ struct pm8001_work *pw = container_of(work, struct pm8001_work, work);
+ struct pm8001_device *pm8001_dev;
+ struct domain_device *dev;
+
+ /*
+ * So far, all users of this stash an associated structure here.
+ * If we get here, and this pointer is null, then the action
+ * was cancelled. This nullification happens when the device
+ * goes away.
+ */
+ if (pw->handler != IO_FATAL_ERROR) {
+ pm8001_dev = pw->data; /* Most stash device structure */
+ if ((pm8001_dev == NULL)
+ || ((pw->handler != IO_XFER_ERROR_BREAK)
+ && (pm8001_dev->dev_type == SAS_PHY_UNUSED))) {
+ kfree(pw);
+ return;
+ }
+ }
+
+ switch (pw->handler) {
+ case IO_XFER_ERROR_BREAK:
+ { /* This one stashes the sas_task instead */
+ struct sas_task *t = (struct sas_task *)pm8001_dev;
+ struct pm8001_ccb_info *ccb;
+ struct pm8001_hba_info *pm8001_ha = pw->pm8001_ha;
+ unsigned long flags, flags1;
+ struct task_status_struct *ts;
+ int i;
+
+ if (pm8001_query_task(t) == TMF_RESP_FUNC_SUCC)
+ break; /* Task still on lu */
+ spin_lock_irqsave(&pm8001_ha->lock, flags);
+
+ spin_lock_irqsave(&t->task_state_lock, flags1);
+ if (unlikely((t->task_state_flags & SAS_TASK_STATE_DONE))) {
+ spin_unlock_irqrestore(&t->task_state_lock, flags1);
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ break; /* Task got completed by another */
+ }
+ spin_unlock_irqrestore(&t->task_state_lock, flags1);
+
+ /* Search for a possible ccb that matches the task */
+ for (i = 0; ccb = NULL, i < PM8001_MAX_CCB; i++) {
+ ccb = &pm8001_ha->ccb_info[i];
+ if ((ccb->ccb_tag != PM8001_INVALID_TAG) &&
+ (ccb->task == t))
+ break;
+ }
+ if (!ccb) {
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ break; /* Task got freed by another */
+ }
+ ts = &t->task_status;
+ ts->resp = SAS_TASK_COMPLETE;
+ /* Force the midlayer to retry */
+ ts->stat = SAS_QUEUE_FULL;
+ pm8001_dev = ccb->device;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ spin_lock_irqsave(&t->task_state_lock, flags1);
+ t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
+ t->task_state_flags |= SAS_TASK_STATE_DONE;
+ if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
+ spin_unlock_irqrestore(&t->task_state_lock, flags1);
+ pm8001_dbg(pm8001_ha, FAIL, "task 0x%p done with event 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n",
+ t, pw->handler, ts->resp, ts->stat);
+ pm8001_ccb_task_free(pm8001_ha, ccb);
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ } else {
+ spin_unlock_irqrestore(&t->task_state_lock, flags1);
+ pm8001_ccb_task_free(pm8001_ha, ccb);
+ mb();/* in order to force CPU ordering */
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ t->task_done(t);
+ }
+ } break;
+ case IO_XFER_OPEN_RETRY_TIMEOUT:
+ { /* This one stashes the sas_task instead */
+ struct sas_task *t = (struct sas_task *)pm8001_dev;
+ struct pm8001_ccb_info *ccb;
+ struct pm8001_hba_info *pm8001_ha = pw->pm8001_ha;
+ unsigned long flags, flags1;
+ int i, ret = 0;
+
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n");
+
+ ret = pm8001_query_task(t);
+
+ if (ret == TMF_RESP_FUNC_SUCC)
+ pm8001_dbg(pm8001_ha, IO, "...Task on lu\n");
+ else if (ret == TMF_RESP_FUNC_COMPLETE)
+ pm8001_dbg(pm8001_ha, IO, "...Task NOT on lu\n");
+ else
+ pm8001_dbg(pm8001_ha, DEVIO, "...query task failed!!!\n");
+
+ spin_lock_irqsave(&pm8001_ha->lock, flags);
+
+ spin_lock_irqsave(&t->task_state_lock, flags1);
+
+ if (unlikely((t->task_state_flags & SAS_TASK_STATE_DONE))) {
+ spin_unlock_irqrestore(&t->task_state_lock, flags1);
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ if (ret == TMF_RESP_FUNC_SUCC) /* task on lu */
+ (void)pm8001_abort_task(t);
+ break; /* Task got completed by another */
+ }
+
+ spin_unlock_irqrestore(&t->task_state_lock, flags1);
+
+ /* Search for a possible ccb that matches the task */
+ for (i = 0; ccb = NULL, i < PM8001_MAX_CCB; i++) {
+ ccb = &pm8001_ha->ccb_info[i];
+ if ((ccb->ccb_tag != PM8001_INVALID_TAG) &&
+ (ccb->task == t))
+ break;
+ }
+ if (!ccb) {
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ if (ret == TMF_RESP_FUNC_SUCC) /* task on lu */
+ (void)pm8001_abort_task(t);
+ break; /* Task got freed by another */
+ }
+
+ pm8001_dev = ccb->device;
+ dev = pm8001_dev->sas_device;
+
+ switch (ret) {
+ case TMF_RESP_FUNC_SUCC: /* task on lu */
+ ccb->open_retry = 1; /* Snub completion */
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ ret = pm8001_abort_task(t);
+ ccb->open_retry = 0;
+ switch (ret) {
+ case TMF_RESP_FUNC_SUCC:
+ case TMF_RESP_FUNC_COMPLETE:
+ break;
+ default: /* device misbehavior */
+ ret = TMF_RESP_FUNC_FAILED;
+ pm8001_dbg(pm8001_ha, IO, "...Reset phy\n");
+ pm8001_I_T_nexus_reset(dev);
+ break;
+ }
+ break;
+
+ case TMF_RESP_FUNC_COMPLETE: /* task not on lu */
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ /* Do we need to abort the task locally? */
+ break;
+
+ default: /* device misbehavior */
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ ret = TMF_RESP_FUNC_FAILED;
+ pm8001_dbg(pm8001_ha, IO, "...Reset phy\n");
+ pm8001_I_T_nexus_reset(dev);
+ }
+
+ if (ret == TMF_RESP_FUNC_FAILED)
+ t = NULL;
+ pm8001_open_reject_retry(pm8001_ha, t, pm8001_dev);
+ pm8001_dbg(pm8001_ha, IO, "...Complete\n");
+ } break;
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
+ dev = pm8001_dev->sas_device;
+ pm8001_I_T_nexus_event_handler(dev);
+ break;
+ case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY:
+ dev = pm8001_dev->sas_device;
+ pm8001_I_T_nexus_reset(dev);
+ break;
+ case IO_DS_IN_ERROR:
+ dev = pm8001_dev->sas_device;
+ pm8001_I_T_nexus_reset(dev);
+ break;
+ case IO_DS_NON_OPERATIONAL:
+ dev = pm8001_dev->sas_device;
+ pm8001_I_T_nexus_reset(dev);
+ break;
+ case IO_FATAL_ERROR:
+ {
+ struct pm8001_hba_info *pm8001_ha = pw->pm8001_ha;
+ struct pm8001_ccb_info *ccb;
+ struct task_status_struct *ts;
+ struct sas_task *task;
+ int i;
+ u32 device_id;
+
+ for (i = 0; ccb = NULL, i < PM8001_MAX_CCB; i++) {
+ ccb = &pm8001_ha->ccb_info[i];
+ task = ccb->task;
+ ts = &task->task_status;
+
+ if (task != NULL) {
+ dev = task->dev;
+ if (!dev) {
+ pm8001_dbg(pm8001_ha, FAIL,
+ "dev is NULL\n");
+ continue;
+ }
+ /*complete sas task and update to top layer */
+ pm8001_ccb_task_free(pm8001_ha, ccb);
+ ts->resp = SAS_TASK_COMPLETE;
+ task->task_done(task);
+ } else if (ccb->ccb_tag != PM8001_INVALID_TAG) {
+ /* complete the internal commands/non-sas task */
+ pm8001_dev = ccb->device;
+ if (pm8001_dev->dcompletion) {
+ complete(pm8001_dev->dcompletion);
+ pm8001_dev->dcompletion = NULL;
+ }
+ complete(pm8001_ha->nvmd_completion);
+ pm8001_ccb_free(pm8001_ha, ccb);
+ }
+ }
+ /* Deregister all the device ids */
+ for (i = 0; i < PM8001_MAX_DEVICES; i++) {
+ pm8001_dev = &pm8001_ha->devices[i];
+ device_id = pm8001_dev->device_id;
+ if (device_id) {
+ PM8001_CHIP_DISP->dereg_dev_req(pm8001_ha, device_id);
+ pm8001_free_dev(pm8001_dev);
+ }
+ }
+ } break;
+ }
+ kfree(pw);
+}
+
+int pm8001_handle_event(struct pm8001_hba_info *pm8001_ha, void *data,
+ int handler)
+{
+ struct pm8001_work *pw;
+ int ret = 0;
+
+ pw = kmalloc(sizeof(struct pm8001_work), GFP_ATOMIC);
+ if (pw) {
+ pw->pm8001_ha = pm8001_ha;
+ pw->data = data;
+ pw->handler = handler;
+ INIT_WORK(&pw->work, pm8001_work_fn);
+ queue_work(pm8001_wq, &pw->work);
+ } else
+ ret = -ENOMEM;
+
+ return ret;
+}
+
+static void pm8001_send_abort_all(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_device *pm8001_ha_dev)
+{
+ struct pm8001_ccb_info *ccb;
+ struct sas_task *task;
+ struct task_abort_req task_abort;
+ u32 opc = OPC_INB_SATA_ABORT;
+ int ret;
+
+ pm8001_ha_dev->id |= NCQ_ABORT_ALL_FLAG;
+ pm8001_ha_dev->id &= ~NCQ_READ_LOG_FLAG;
+
+ task = sas_alloc_slow_task(GFP_ATOMIC);
+ if (!task) {
+ pm8001_dbg(pm8001_ha, FAIL, "cannot allocate task\n");
+ return;
+ }
+
+ task->task_done = pm8001_task_done;
+
+ ccb = pm8001_ccb_alloc(pm8001_ha, pm8001_ha_dev, task);
+ if (!ccb) {
+ sas_free_task(task);
+ return;
+ }
+
+ memset(&task_abort, 0, sizeof(task_abort));
+ task_abort.abort_all = cpu_to_le32(1);
+ task_abort.device_id = cpu_to_le32(pm8001_ha_dev->device_id);
+ task_abort.tag = cpu_to_le32(ccb->ccb_tag);
+
+ ret = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &task_abort,
+ sizeof(task_abort), 0);
+ if (ret) {
+ sas_free_task(task);
+ pm8001_ccb_free(pm8001_ha, ccb);
+ }
+}
+
+static void pm8001_send_read_log(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_device *pm8001_ha_dev)
+{
+ struct sata_start_req sata_cmd;
+ int res;
+ struct pm8001_ccb_info *ccb;
+ struct sas_task *task = NULL;
+ struct host_to_dev_fis fis;
+ struct domain_device *dev;
+ u32 opc = OPC_INB_SATA_HOST_OPSTART;
+
+ task = sas_alloc_slow_task(GFP_ATOMIC);
+ if (!task) {
+ pm8001_dbg(pm8001_ha, FAIL, "cannot allocate task !!!\n");
+ return;
+ }
+ task->task_done = pm8001_task_done;
+
+ /*
+ * Allocate domain device by ourselves as libsas is not going to
+ * provide any.
+ */
+ dev = kzalloc(sizeof(struct domain_device), GFP_ATOMIC);
+ if (!dev) {
+ sas_free_task(task);
+ pm8001_dbg(pm8001_ha, FAIL,
+ "Domain device cannot be allocated\n");
+ return;
+ }
+ task->dev = dev;
+ task->dev->lldd_dev = pm8001_ha_dev;
+
+ ccb = pm8001_ccb_alloc(pm8001_ha, pm8001_ha_dev, task);
+ if (!ccb) {
+ sas_free_task(task);
+ kfree(dev);
+ return;
+ }
+
+ pm8001_ha_dev->id |= NCQ_READ_LOG_FLAG;
+ pm8001_ha_dev->id |= NCQ_2ND_RLE_FLAG;
+
+ /* construct read log FIS */
+ memset(&fis, 0, sizeof(struct host_to_dev_fis));
+ fis.fis_type = 0x27;
+ fis.flags = 0x80;
+ fis.command = ATA_CMD_READ_LOG_EXT;
+ fis.lbal = 0x10;
+ fis.sector_count = 0x1;
+
+ memset(&sata_cmd, 0, sizeof(sata_cmd));
+ sata_cmd.tag = cpu_to_le32(ccb->ccb_tag);
+ sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id);
+ sata_cmd.ncqtag_atap_dir_m = cpu_to_le32((0x1 << 7) | (0x5 << 9));
+ memcpy(&sata_cmd.sata_fis, &fis, sizeof(struct host_to_dev_fis));
+
+ res = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &sata_cmd,
+ sizeof(sata_cmd), 0);
+ if (res) {
+ sas_free_task(task);
+ pm8001_ccb_free(pm8001_ha, ccb);
+ kfree(dev);
+ }
+}
+
+/**
+ * mpi_ssp_completion- process the event that FW response to the SSP request.
+ * @pm8001_ha: our hba card information
+ * @piomb: the message contents of this outbound message.
+ *
+ * When FW has completed a ssp request for example a IO request, after it has
+ * filled the SG data with the data, it will trigger this event representing
+ * that he has finished the job; please check the corresponding buffer.
+ * So we will tell the caller who maybe waiting the result to tell upper layer
+ * that the task has been finished.
+ */
+static void
+mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct sas_task *t;
+ struct pm8001_ccb_info *ccb;
+ unsigned long flags;
+ u32 status;
+ u32 param;
+ u32 tag;
+ struct ssp_completion_resp *psspPayload;
+ struct task_status_struct *ts;
+ struct ssp_response_iu *iu;
+ struct pm8001_device *pm8001_dev;
+ psspPayload = (struct ssp_completion_resp *)(piomb + 4);
+ status = le32_to_cpu(psspPayload->status);
+ tag = le32_to_cpu(psspPayload->tag);
+ ccb = &pm8001_ha->ccb_info[tag];
+ if ((status == IO_ABORTED) && ccb->open_retry) {
+ /* Being completed by another */
+ ccb->open_retry = 0;
+ return;
+ }
+ pm8001_dev = ccb->device;
+ param = le32_to_cpu(psspPayload->param);
+
+ t = ccb->task;
+
+ if (status && status != IO_UNDERFLOW)
+ pm8001_dbg(pm8001_ha, FAIL, "sas IO status 0x%x\n", status);
+ if (unlikely(!t || !t->lldd_task || !t->dev))
+ return;
+ ts = &t->task_status;
+ /* Print sas address of IO failed device */
+ if ((status != IO_SUCCESS) && (status != IO_OVERFLOW) &&
+ (status != IO_UNDERFLOW))
+ pm8001_dbg(pm8001_ha, FAIL, "SAS Address of IO Failure Drive:%016llx\n",
+ SAS_ADDR(t->dev->sas_addr));
+
+ if (status)
+ pm8001_dbg(pm8001_ha, IOERR,
+ "status:0x%x, tag:0x%x, task:0x%p\n",
+ status, tag, t);
+
+ switch (status) {
+ case IO_SUCCESS:
+ pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS,param = %d\n",
+ param);
+ if (param == 0) {
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_SAM_STAT_GOOD;
+ } else {
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_PROTO_RESPONSE;
+ ts->residual = param;
+ iu = &psspPayload->ssp_resp_iu;
+ sas_ssp_task_response(pm8001_ha->dev, t, iu);
+ }
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_ABORTED:
+ pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB Tag\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_ABORTED_TASK;
+ break;
+ case IO_UNDERFLOW:
+ /* SSP Completion with error */
+ pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW,param = %d\n",
+ param);
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_UNDERRUN;
+ ts->residual = param;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_NO_DEVICE:
+ pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n");
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_PHY_DOWN;
+ break;
+ case IO_XFER_ERROR_BREAK:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ /* Force the midlayer to retry */
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_XFER_ERROR_PHY_NOT_READY:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_EPROTO;
+ break;
+ case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_UNKNOWN;
+ break;
+ case IO_OPEN_CNX_ERROR_BREAK:
+ pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
+ pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_UNKNOWN;
+ if (!t->uldd_task)
+ pm8001_handle_event(pm8001_ha,
+ pm8001_dev,
+ IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
+ break;
+ case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_BAD_DEST;
+ break;
+ case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
+ pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_CONN_RATE;
+ break;
+ case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n");
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
+ break;
+ case IO_XFER_ERROR_NAK_RECEIVED:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_ACK_NAK_TIMEOUT\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_NAK_R_ERR;
+ break;
+ case IO_XFER_ERROR_DMA:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_DMA\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ break;
+ case IO_XFER_OPEN_RETRY_TIMEOUT:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_XFER_ERROR_OFFSET_MISMATCH:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_OFFSET_MISMATCH\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ break;
+ case IO_PORT_IN_RESET:
+ pm8001_dbg(pm8001_ha, IO, "IO_PORT_IN_RESET\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ break;
+ case IO_DS_NON_OPERATIONAL:
+ pm8001_dbg(pm8001_ha, IO, "IO_DS_NON_OPERATIONAL\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ if (!t->uldd_task)
+ pm8001_handle_event(pm8001_ha,
+ pm8001_dev,
+ IO_DS_NON_OPERATIONAL);
+ break;
+ case IO_DS_IN_RECOVERY:
+ pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_RECOVERY\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ break;
+ case IO_TM_TAG_NOT_FOUND:
+ pm8001_dbg(pm8001_ha, IO, "IO_TM_TAG_NOT_FOUND\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ break;
+ case IO_SSP_EXT_IU_ZERO_LEN_ERROR:
+ pm8001_dbg(pm8001_ha, IO, "IO_SSP_EXT_IU_ZERO_LEN_ERROR\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ break;
+ case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ default:
+ pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", status);
+ /* not allowed case. Therefore, return failed status */
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ break;
+ }
+ pm8001_dbg(pm8001_ha, IO, "scsi_status = %x\n",
+ psspPayload->ssp_resp_iu.status);
+ spin_lock_irqsave(&t->task_state_lock, flags);
+ t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
+ t->task_state_flags |= SAS_TASK_STATE_DONE;
+ if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ pm8001_dbg(pm8001_ha, FAIL, "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n",
+ t, status, ts->resp, ts->stat);
+ pm8001_ccb_task_free(pm8001_ha, ccb);
+ } else {
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ pm8001_ccb_task_free(pm8001_ha, ccb);
+ mb();/* in order to force CPU ordering */
+ t->task_done(t);
+ }
+}
+
+/*See the comments for mpi_ssp_completion */
+static void mpi_ssp_event(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct sas_task *t;
+ unsigned long flags;
+ struct task_status_struct *ts;
+ struct pm8001_ccb_info *ccb;
+ struct pm8001_device *pm8001_dev;
+ struct ssp_event_resp *psspPayload =
+ (struct ssp_event_resp *)(piomb + 4);
+ u32 event = le32_to_cpu(psspPayload->event);
+ u32 tag = le32_to_cpu(psspPayload->tag);
+ u32 port_id = le32_to_cpu(psspPayload->port_id);
+ u32 dev_id = le32_to_cpu(psspPayload->device_id);
+
+ ccb = &pm8001_ha->ccb_info[tag];
+ t = ccb->task;
+ pm8001_dev = ccb->device;
+ if (event)
+ pm8001_dbg(pm8001_ha, FAIL, "sas IO status 0x%x\n", event);
+ if (unlikely(!t || !t->lldd_task || !t->dev))
+ return;
+ ts = &t->task_status;
+ pm8001_dbg(pm8001_ha, DEVIO, "port_id = %x,device_id = %x\n",
+ port_id, dev_id);
+ switch (event) {
+ case IO_OVERFLOW:
+ pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_OVERRUN;
+ ts->residual = 0;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_XFER_ERROR_BREAK:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n");
+ pm8001_handle_event(pm8001_ha, t, IO_XFER_ERROR_BREAK);
+ return;
+ case IO_XFER_ERROR_PHY_NOT_READY:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
+ pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_EPROTO;
+ break;
+ case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_UNKNOWN;
+ break;
+ case IO_OPEN_CNX_ERROR_BREAK:
+ pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
+ pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_UNKNOWN;
+ if (!t->uldd_task)
+ pm8001_handle_event(pm8001_ha,
+ pm8001_dev,
+ IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
+ break;
+ case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_BAD_DEST;
+ break;
+ case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
+ pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_CONN_RATE;
+ break;
+ case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
+ break;
+ case IO_XFER_ERROR_NAK_RECEIVED:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_ACK_NAK_TIMEOUT\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_NAK_R_ERR;
+ break;
+ case IO_XFER_OPEN_RETRY_TIMEOUT:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n");
+ pm8001_handle_event(pm8001_ha, t, IO_XFER_OPEN_RETRY_TIMEOUT);
+ return;
+ case IO_XFER_ERROR_UNEXPECTED_PHASE:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_UNEXPECTED_PHASE\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_OVERRUN;
+ break;
+ case IO_XFER_ERROR_XFER_RDY_OVERRUN:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_XFER_RDY_OVERRUN\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_OVERRUN;
+ break;
+ case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_OVERRUN;
+ break;
+ case IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_OVERRUN;
+ break;
+ case IO_XFER_ERROR_OFFSET_MISMATCH:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_OFFSET_MISMATCH\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_OVERRUN;
+ break;
+ case IO_XFER_ERROR_XFER_ZERO_DATA_LEN:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_OVERRUN;
+ break;
+ case IO_XFER_CMD_FRAME_ISSUED:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_CMD_FRAME_ISSUED\n");
+ return;
+ default:
+ pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", event);
+ /* not allowed case. Therefore, return failed status */
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_OVERRUN;
+ break;
+ }
+ spin_lock_irqsave(&t->task_state_lock, flags);
+ t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
+ t->task_state_flags |= SAS_TASK_STATE_DONE;
+ if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ pm8001_dbg(pm8001_ha, FAIL, "task 0x%p done with event 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n",
+ t, event, ts->resp, ts->stat);
+ pm8001_ccb_task_free(pm8001_ha, ccb);
+ } else {
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ pm8001_ccb_task_free(pm8001_ha, ccb);
+ mb();/* in order to force CPU ordering */
+ t->task_done(t);
+ }
+}
+
+/*See the comments for mpi_ssp_completion */
+static void
+mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct sas_task *t;
+ struct pm8001_ccb_info *ccb;
+ u32 param;
+ u32 status;
+ u32 tag;
+ int i, j;
+ u8 sata_addr_low[4];
+ u32 temp_sata_addr_low;
+ u8 sata_addr_hi[4];
+ u32 temp_sata_addr_hi;
+ struct sata_completion_resp *psataPayload;
+ struct task_status_struct *ts;
+ struct ata_task_resp *resp ;
+ u32 *sata_resp;
+ struct pm8001_device *pm8001_dev;
+ unsigned long flags;
+
+ psataPayload = (struct sata_completion_resp *)(piomb + 4);
+ status = le32_to_cpu(psataPayload->status);
+ param = le32_to_cpu(psataPayload->param);
+ tag = le32_to_cpu(psataPayload->tag);
+
+ ccb = &pm8001_ha->ccb_info[tag];
+ t = ccb->task;
+ pm8001_dev = ccb->device;
+
+ if (t) {
+ if (t->dev && (t->dev->lldd_dev))
+ pm8001_dev = t->dev->lldd_dev;
+ } else {
+ pm8001_dbg(pm8001_ha, FAIL, "task null\n");
+ return;
+ }
+
+ if ((pm8001_dev && !(pm8001_dev->id & NCQ_READ_LOG_FLAG))
+ && unlikely(!t || !t->lldd_task || !t->dev)) {
+ pm8001_dbg(pm8001_ha, FAIL, "task or dev null\n");
+ return;
+ }
+
+ ts = &t->task_status;
+
+ if (status)
+ pm8001_dbg(pm8001_ha, IOERR,
+ "status:0x%x, tag:0x%x, task::0x%p\n",
+ status, tag, t);
+
+ /* Print sas address of IO failed device */
+ if ((status != IO_SUCCESS) && (status != IO_OVERFLOW) &&
+ (status != IO_UNDERFLOW)) {
+ if (!((t->dev->parent) &&
+ (dev_is_expander(t->dev->parent->dev_type)))) {
+ for (i = 0, j = 4; j <= 7 && i <= 3; i++, j++)
+ sata_addr_low[i] = pm8001_ha->sas_addr[j];
+ for (i = 0, j = 0; j <= 3 && i <= 3; i++, j++)
+ sata_addr_hi[i] = pm8001_ha->sas_addr[j];
+ memcpy(&temp_sata_addr_low, sata_addr_low,
+ sizeof(sata_addr_low));
+ memcpy(&temp_sata_addr_hi, sata_addr_hi,
+ sizeof(sata_addr_hi));
+ temp_sata_addr_hi = (((temp_sata_addr_hi >> 24) & 0xff)
+ |((temp_sata_addr_hi << 8) &
+ 0xff0000) |
+ ((temp_sata_addr_hi >> 8)
+ & 0xff00) |
+ ((temp_sata_addr_hi << 24) &
+ 0xff000000));
+ temp_sata_addr_low = ((((temp_sata_addr_low >> 24)
+ & 0xff) |
+ ((temp_sata_addr_low << 8)
+ & 0xff0000) |
+ ((temp_sata_addr_low >> 8)
+ & 0xff00) |
+ ((temp_sata_addr_low << 24)
+ & 0xff000000)) +
+ pm8001_dev->attached_phy +
+ 0x10);
+ pm8001_dbg(pm8001_ha, FAIL,
+ "SAS Address of IO Failure Drive:%08x%08x\n",
+ temp_sata_addr_hi,
+ temp_sata_addr_low);
+ } else {
+ pm8001_dbg(pm8001_ha, FAIL,
+ "SAS Address of IO Failure Drive:%016llx\n",
+ SAS_ADDR(t->dev->sas_addr));
+ }
+ }
+ switch (status) {
+ case IO_SUCCESS:
+ pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS\n");
+ if (param == 0) {
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_SAM_STAT_GOOD;
+ /* check if response is for SEND READ LOG */
+ if (pm8001_dev &&
+ (pm8001_dev->id & NCQ_READ_LOG_FLAG)) {
+ pm8001_send_abort_all(pm8001_ha, pm8001_dev);
+ /* Free the tag */
+ pm8001_tag_free(pm8001_ha, tag);
+ sas_free_task(t);
+ return;
+ }
+ } else {
+ u8 len;
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_PROTO_RESPONSE;
+ ts->residual = param;
+ pm8001_dbg(pm8001_ha, IO,
+ "SAS_PROTO_RESPONSE len = %d\n",
+ param);
+ sata_resp = &psataPayload->sata_resp[0];
+ resp = (struct ata_task_resp *)ts->buf;
+ if (t->ata_task.dma_xfer == 0 &&
+ t->data_dir == DMA_FROM_DEVICE) {
+ len = sizeof(struct pio_setup_fis);
+ pm8001_dbg(pm8001_ha, IO,
+ "PIO read len = %d\n", len);
+ } else if (t->ata_task.use_ncq &&
+ t->data_dir != DMA_NONE) {
+ len = sizeof(struct set_dev_bits_fis);
+ pm8001_dbg(pm8001_ha, IO, "FPDMA len = %d\n",
+ len);
+ } else {
+ len = sizeof(struct dev_to_host_fis);
+ pm8001_dbg(pm8001_ha, IO, "other len = %d\n",
+ len);
+ }
+ if (SAS_STATUS_BUF_SIZE >= sizeof(*resp)) {
+ resp->frame_len = len;
+ memcpy(&resp->ending_fis[0], sata_resp, len);
+ ts->buf_valid_size = sizeof(*resp);
+ } else
+ pm8001_dbg(pm8001_ha, IO,
+ "response too large\n");
+ }
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_ABORTED:
+ pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB Tag\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_ABORTED_TASK;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ /* following cases are to do cases */
+ case IO_UNDERFLOW:
+ /* SATA Completion with error */
+ pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW param = %d\n", param);
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_UNDERRUN;
+ ts->residual = param;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_NO_DEVICE:
+ pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n");
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_PHY_DOWN;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_XFER_ERROR_BREAK:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_INTERRUPTED;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_XFER_ERROR_PHY_NOT_READY:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
+ pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_EPROTO;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_UNKNOWN;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_OPEN_CNX_ERROR_BREAK:
+ pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
+ pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ if (!t->uldd_task) {
+ pm8001_handle_event(pm8001_ha,
+ pm8001_dev,
+ IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_QUEUE_FULL;
+ pm8001_ccb_task_free_done(pm8001_ha, ccb);
+ return;
+ }
+ break;
+ case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n");
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_BAD_DEST;
+ if (!t->uldd_task) {
+ pm8001_handle_event(pm8001_ha,
+ pm8001_dev,
+ IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_QUEUE_FULL;
+ pm8001_ccb_task_free_done(pm8001_ha, ccb);
+ return;
+ }
+ break;
+ case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
+ pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_CONN_RATE;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY:
+ pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ if (!t->uldd_task) {
+ pm8001_handle_event(pm8001_ha,
+ pm8001_dev,
+ IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY);
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_QUEUE_FULL;
+ pm8001_ccb_task_free_done(pm8001_ha, ccb);
+ return;
+ }
+ break;
+ case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_XFER_ERROR_NAK_RECEIVED:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_NAK_R_ERR;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_ACK_NAK_TIMEOUT\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_NAK_R_ERR;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_XFER_ERROR_DMA:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_DMA\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_ABORTED_TASK;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_XFER_ERROR_SATA_LINK_TIMEOUT:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_SATA_LINK_TIMEOUT\n");
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_XFER_ERROR_REJECTED_NCQ_MODE:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_REJECTED_NCQ_MODE\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_UNDERRUN;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_XFER_OPEN_RETRY_TIMEOUT:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_TO;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_PORT_IN_RESET:
+ pm8001_dbg(pm8001_ha, IO, "IO_PORT_IN_RESET\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_DS_NON_OPERATIONAL:
+ pm8001_dbg(pm8001_ha, IO, "IO_DS_NON_OPERATIONAL\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ if (!t->uldd_task) {
+ pm8001_handle_event(pm8001_ha, pm8001_dev,
+ IO_DS_NON_OPERATIONAL);
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_QUEUE_FULL;
+ pm8001_ccb_task_free_done(pm8001_ha, ccb);
+ return;
+ }
+ break;
+ case IO_DS_IN_RECOVERY:
+ pm8001_dbg(pm8001_ha, IO, " IO_DS_IN_RECOVERY\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_DS_IN_ERROR:
+ pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_ERROR\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ if (!t->uldd_task) {
+ pm8001_handle_event(pm8001_ha, pm8001_dev,
+ IO_DS_IN_ERROR);
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_QUEUE_FULL;
+ pm8001_ccb_task_free_done(pm8001_ha, ccb);
+ return;
+ }
+ break;
+ case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ default:
+ pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", status);
+ /* not allowed case. Therefore, return failed status */
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ }
+ spin_lock_irqsave(&t->task_state_lock, flags);
+ t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
+ t->task_state_flags |= SAS_TASK_STATE_DONE;
+ if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ pm8001_dbg(pm8001_ha, FAIL,
+ "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n",
+ t, status, ts->resp, ts->stat);
+ pm8001_ccb_task_free(pm8001_ha, ccb);
+ } else {
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ pm8001_ccb_task_free_done(pm8001_ha, ccb);
+ }
+}
+
+/*See the comments for mpi_ssp_completion */
+static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct sas_task *t;
+ struct task_status_struct *ts;
+ struct pm8001_ccb_info *ccb;
+ struct pm8001_device *pm8001_dev;
+ struct sata_event_resp *psataPayload =
+ (struct sata_event_resp *)(piomb + 4);
+ u32 event = le32_to_cpu(psataPayload->event);
+ u32 tag = le32_to_cpu(psataPayload->tag);
+ u32 port_id = le32_to_cpu(psataPayload->port_id);
+ u32 dev_id = le32_to_cpu(psataPayload->device_id);
+
+ if (event)
+ pm8001_dbg(pm8001_ha, FAIL, "SATA EVENT 0x%x\n", event);
+
+ /* Check if this is NCQ error */
+ if (event == IO_XFER_ERROR_ABORTED_NCQ_MODE) {
+ /* find device using device id */
+ pm8001_dev = pm8001_find_dev(pm8001_ha, dev_id);
+ /* send read log extension */
+ if (pm8001_dev)
+ pm8001_send_read_log(pm8001_ha, pm8001_dev);
+ return;
+ }
+
+ ccb = &pm8001_ha->ccb_info[tag];
+ t = ccb->task;
+ pm8001_dev = ccb->device;
+ if (event)
+ pm8001_dbg(pm8001_ha, FAIL, "sata IO status 0x%x\n", event);
+ if (unlikely(!t || !t->lldd_task || !t->dev))
+ return;
+ ts = &t->task_status;
+ pm8001_dbg(pm8001_ha, DEVIO,
+ "port_id:0x%x, device_id:0x%x, tag:0x%x, event:0x%x\n",
+ port_id, dev_id, tag, event);
+ switch (event) {
+ case IO_OVERFLOW:
+ pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_OVERRUN;
+ ts->residual = 0;
+ break;
+ case IO_XFER_ERROR_BREAK:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_INTERRUPTED;
+ break;
+ case IO_XFER_ERROR_PHY_NOT_READY:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
+ pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_EPROTO;
+ break;
+ case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_UNKNOWN;
+ break;
+ case IO_OPEN_CNX_ERROR_BREAK:
+ pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
+ break;
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
+ pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n");
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ if (!t->uldd_task) {
+ pm8001_handle_event(pm8001_ha,
+ pm8001_dev,
+ IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_QUEUE_FULL;
+ return;
+ }
+ break;
+ case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n");
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_BAD_DEST;
+ break;
+ case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
+ pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_CONN_RATE;
+ break;
+ case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
+ break;
+ case IO_XFER_ERROR_NAK_RECEIVED:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_NAK_R_ERR;
+ break;
+ case IO_XFER_ERROR_PEER_ABORTED:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PEER_ABORTED\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_NAK_R_ERR;
+ break;
+ case IO_XFER_ERROR_REJECTED_NCQ_MODE:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_REJECTED_NCQ_MODE\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_UNDERRUN;
+ break;
+ case IO_XFER_OPEN_RETRY_TIMEOUT:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_TO;
+ break;
+ case IO_XFER_ERROR_UNEXPECTED_PHASE:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_UNEXPECTED_PHASE\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_TO;
+ break;
+ case IO_XFER_ERROR_XFER_RDY_OVERRUN:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_XFER_RDY_OVERRUN\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_TO;
+ break;
+ case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_TO;
+ break;
+ case IO_XFER_ERROR_OFFSET_MISMATCH:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_OFFSET_MISMATCH\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_TO;
+ break;
+ case IO_XFER_ERROR_XFER_ZERO_DATA_LEN:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_TO;
+ break;
+ case IO_XFER_CMD_FRAME_ISSUED:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_CMD_FRAME_ISSUED\n");
+ break;
+ case IO_XFER_PIO_SETUP_ERROR:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_PIO_SETUP_ERROR\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_TO;
+ break;
+ default:
+ pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", event);
+ /* not allowed case. Therefore, return failed status */
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_TO;
+ break;
+ }
+}
+
+/*See the comments for mpi_ssp_completion */
+static void
+mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct sas_task *t;
+ struct pm8001_ccb_info *ccb;
+ unsigned long flags;
+ u32 status;
+ u32 tag;
+ struct smp_completion_resp *psmpPayload;
+ struct task_status_struct *ts;
+ struct pm8001_device *pm8001_dev;
+
+ psmpPayload = (struct smp_completion_resp *)(piomb + 4);
+ status = le32_to_cpu(psmpPayload->status);
+ tag = le32_to_cpu(psmpPayload->tag);
+
+ ccb = &pm8001_ha->ccb_info[tag];
+ t = ccb->task;
+ ts = &t->task_status;
+ pm8001_dev = ccb->device;
+ if (status) {
+ pm8001_dbg(pm8001_ha, FAIL, "smp IO status 0x%x\n", status);
+ pm8001_dbg(pm8001_ha, IOERR,
+ "status:0x%x, tag:0x%x, task:0x%p\n",
+ status, tag, t);
+ }
+ if (unlikely(!t || !t->lldd_task || !t->dev))
+ return;
+
+ switch (status) {
+ case IO_SUCCESS:
+ pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_SAM_STAT_GOOD;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_ABORTED:
+ pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_ABORTED_TASK;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_OVERFLOW:
+ pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_OVERRUN;
+ ts->residual = 0;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_NO_DEVICE:
+ pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_PHY_DOWN;
+ break;
+ case IO_ERROR_HW_TIMEOUT:
+ pm8001_dbg(pm8001_ha, IO, "IO_ERROR_HW_TIMEOUT\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_SAM_STAT_BUSY;
+ break;
+ case IO_XFER_ERROR_BREAK:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_SAM_STAT_BUSY;
+ break;
+ case IO_XFER_ERROR_PHY_NOT_READY:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_SAM_STAT_BUSY;
+ break;
+ case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_UNKNOWN;
+ break;
+ case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_UNKNOWN;
+ break;
+ case IO_OPEN_CNX_ERROR_BREAK:
+ pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
+ break;
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
+ pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_UNKNOWN;
+ pm8001_handle_event(pm8001_ha,
+ pm8001_dev,
+ IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
+ break;
+ case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_BAD_DEST;
+ break;
+ case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
+ pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_CONN_RATE;
+ break;
+ case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
+ break;
+ case IO_XFER_ERROR_RX_FRAME:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_RX_FRAME\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ break;
+ case IO_XFER_OPEN_RETRY_TIMEOUT:
+ pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_ERROR_INTERNAL_SMP_RESOURCE:
+ pm8001_dbg(pm8001_ha, IO, "IO_ERROR_INTERNAL_SMP_RESOURCE\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_QUEUE_FULL;
+ break;
+ case IO_PORT_IN_RESET:
+ pm8001_dbg(pm8001_ha, IO, "IO_PORT_IN_RESET\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_DS_NON_OPERATIONAL:
+ pm8001_dbg(pm8001_ha, IO, "IO_DS_NON_OPERATIONAL\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ break;
+ case IO_DS_IN_RECOVERY:
+ pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_RECOVERY\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ default:
+ pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", status);
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ /* not allowed case. Therefore, return failed status */
+ break;
+ }
+ spin_lock_irqsave(&t->task_state_lock, flags);
+ t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
+ t->task_state_flags |= SAS_TASK_STATE_DONE;
+ if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ pm8001_dbg(pm8001_ha, FAIL, "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n",
+ t, status, ts->resp, ts->stat);
+ pm8001_ccb_task_free(pm8001_ha, ccb);
+ } else {
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ pm8001_ccb_task_free_done(pm8001_ha, ccb);
+ }
+}
+
+void pm8001_mpi_set_dev_state_resp(struct pm8001_hba_info *pm8001_ha,
+ void *piomb)
+{
+ struct set_dev_state_resp *pPayload =
+ (struct set_dev_state_resp *)(piomb + 4);
+ u32 tag = le32_to_cpu(pPayload->tag);
+ struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
+ struct pm8001_device *pm8001_dev = ccb->device;
+ u32 status = le32_to_cpu(pPayload->status);
+ u32 device_id = le32_to_cpu(pPayload->device_id);
+ u8 pds = le32_to_cpu(pPayload->pds_nds) & PDS_BITS;
+ u8 nds = le32_to_cpu(pPayload->pds_nds) & NDS_BITS;
+
+ pm8001_dbg(pm8001_ha, MSG,
+ "Set device id = 0x%x state from 0x%x to 0x%x status = 0x%x!\n",
+ device_id, pds, nds, status);
+ complete(pm8001_dev->setds_completion);
+ pm8001_ccb_free(pm8001_ha, ccb);
+}
+
+void pm8001_mpi_set_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct get_nvm_data_resp *pPayload =
+ (struct get_nvm_data_resp *)(piomb + 4);
+ u32 tag = le32_to_cpu(pPayload->tag);
+ struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
+ u32 dlen_status = le32_to_cpu(pPayload->dlen_status);
+
+ complete(pm8001_ha->nvmd_completion);
+ pm8001_dbg(pm8001_ha, MSG, "Set nvm data complete!\n");
+ if ((dlen_status & NVMD_STAT) != 0) {
+ pm8001_dbg(pm8001_ha, FAIL, "Set nvm data error %x\n",
+ dlen_status);
+ }
+ pm8001_ccb_free(pm8001_ha, ccb);
+}
+
+void
+pm8001_mpi_get_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct fw_control_ex *fw_control_context;
+ struct get_nvm_data_resp *pPayload =
+ (struct get_nvm_data_resp *)(piomb + 4);
+ u32 tag = le32_to_cpu(pPayload->tag);
+ struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
+ u32 dlen_status = le32_to_cpu(pPayload->dlen_status);
+ u32 ir_tds_bn_dps_das_nvm =
+ le32_to_cpu(pPayload->ir_tda_bn_dps_das_nvm);
+ void *virt_addr = pm8001_ha->memoryMap.region[NVMD].virt_ptr;
+ fw_control_context = ccb->fw_control_context;
+
+ pm8001_dbg(pm8001_ha, MSG, "Get nvm data complete!\n");
+ if ((dlen_status & NVMD_STAT) != 0) {
+ pm8001_dbg(pm8001_ha, FAIL, "Get nvm data error %x\n",
+ dlen_status);
+ complete(pm8001_ha->nvmd_completion);
+ /* We should free tag during failure also, the tag is not being
+ * freed by requesting path anywhere.
+ */
+ pm8001_ccb_free(pm8001_ha, ccb);
+ return;
+ }
+ if (ir_tds_bn_dps_das_nvm & IPMode) {
+ /* indirect mode - IR bit set */
+ pm8001_dbg(pm8001_ha, MSG, "Get NVMD success, IR=1\n");
+ if ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == TWI_DEVICE) {
+ if (ir_tds_bn_dps_das_nvm == 0x80a80200) {
+ memcpy(pm8001_ha->sas_addr,
+ ((u8 *)virt_addr + 4),
+ SAS_ADDR_SIZE);
+ pm8001_dbg(pm8001_ha, MSG, "Get SAS address from VPD successfully!\n");
+ }
+ } else if (((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == C_SEEPROM)
+ || ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == VPD_FLASH) ||
+ ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == EXPAN_ROM)) {
+ ;
+ } else if (((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == AAP1_RDUMP)
+ || ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == IOP_RDUMP)) {
+ ;
+ } else {
+ /* Should not be happened*/
+ pm8001_dbg(pm8001_ha, MSG,
+ "(IR=1)Wrong Device type 0x%x\n",
+ ir_tds_bn_dps_das_nvm);
+ }
+ } else /* direct mode */{
+ pm8001_dbg(pm8001_ha, MSG,
+ "Get NVMD success, IR=0, dataLen=%d\n",
+ (dlen_status & NVMD_LEN) >> 24);
+ }
+ /* Though fw_control_context is freed below, usrAddr still needs
+ * to be updated as this holds the response to the request function
+ */
+ memcpy(fw_control_context->usrAddr,
+ pm8001_ha->memoryMap.region[NVMD].virt_ptr,
+ fw_control_context->len);
+ kfree(ccb->fw_control_context);
+ /* To avoid race condition, complete should be
+ * called after the message is copied to
+ * fw_control_context->usrAddr
+ */
+ complete(pm8001_ha->nvmd_completion);
+ pm8001_dbg(pm8001_ha, MSG, "Get nvmd data complete!\n");
+ pm8001_ccb_free(pm8001_ha, ccb);
+}
+
+int pm8001_mpi_local_phy_ctl(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ u32 tag;
+ struct local_phy_ctl_resp *pPayload =
+ (struct local_phy_ctl_resp *)(piomb + 4);
+ u32 status = le32_to_cpu(pPayload->status);
+ u32 phy_id = le32_to_cpu(pPayload->phyop_phyid) & ID_BITS;
+ u32 phy_op = le32_to_cpu(pPayload->phyop_phyid) & OP_BITS;
+ tag = le32_to_cpu(pPayload->tag);
+ if (status != 0) {
+ pm8001_dbg(pm8001_ha, MSG,
+ "%x phy execute %x phy op failed!\n",
+ phy_id, phy_op);
+ } else {
+ pm8001_dbg(pm8001_ha, MSG,
+ "%x phy execute %x phy op success!\n",
+ phy_id, phy_op);
+ pm8001_ha->phy[phy_id].reset_success = true;
+ }
+ if (pm8001_ha->phy[phy_id].enable_completion) {
+ complete(pm8001_ha->phy[phy_id].enable_completion);
+ pm8001_ha->phy[phy_id].enable_completion = NULL;
+ }
+ pm8001_tag_free(pm8001_ha, tag);
+ return 0;
+}
+
+/**
+ * pm8001_bytes_dmaed - one of the interface function communication with libsas
+ * @pm8001_ha: our hba card information
+ * @i: which phy that received the event.
+ *
+ * when HBA driver received the identify done event or initiate FIS received
+ * event(for SATA), it will invoke this function to notify the sas layer that
+ * the sas toplogy has formed, please discover the whole sas domain,
+ * while receive a broadcast(change) primitive just tell the sas
+ * layer to discover the changed domain rather than the whole domain.
+ */
+void pm8001_bytes_dmaed(struct pm8001_hba_info *pm8001_ha, int i)
+{
+ struct pm8001_phy *phy = &pm8001_ha->phy[i];
+ struct asd_sas_phy *sas_phy = &phy->sas_phy;
+ if (!phy->phy_attached)
+ return;
+
+ if (phy->phy_type & PORT_TYPE_SAS) {
+ struct sas_identify_frame *id;
+ id = (struct sas_identify_frame *)phy->frame_rcvd;
+ id->dev_type = phy->identify.device_type;
+ id->initiator_bits = SAS_PROTOCOL_ALL;
+ id->target_bits = phy->identify.target_port_protocols;
+ } else if (phy->phy_type & PORT_TYPE_SATA) {
+ /*Nothing*/
+ }
+ pm8001_dbg(pm8001_ha, MSG, "phy %d byte dmaded.\n", i);
+
+ sas_phy->frame_rcvd_size = phy->frame_rcvd_size;
+ sas_notify_port_event(sas_phy, PORTE_BYTES_DMAED, GFP_ATOMIC);
+}
+
+/* Get the link rate speed */
+void pm8001_get_lrate_mode(struct pm8001_phy *phy, u8 link_rate)
+{
+ struct sas_phy *sas_phy = phy->sas_phy.phy;
+
+ switch (link_rate) {
+ case PHY_SPEED_120:
+ phy->sas_phy.linkrate = SAS_LINK_RATE_12_0_GBPS;
+ break;
+ case PHY_SPEED_60:
+ phy->sas_phy.linkrate = SAS_LINK_RATE_6_0_GBPS;
+ break;
+ case PHY_SPEED_30:
+ phy->sas_phy.linkrate = SAS_LINK_RATE_3_0_GBPS;
+ break;
+ case PHY_SPEED_15:
+ phy->sas_phy.linkrate = SAS_LINK_RATE_1_5_GBPS;
+ break;
+ }
+ sas_phy->negotiated_linkrate = phy->sas_phy.linkrate;
+ sas_phy->maximum_linkrate_hw = phy->maximum_linkrate;
+ sas_phy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS;
+ sas_phy->maximum_linkrate = phy->maximum_linkrate;
+ sas_phy->minimum_linkrate = phy->minimum_linkrate;
+}
+
+/**
+ * pm8001_get_attached_sas_addr - extract/generate attached SAS address
+ * @phy: pointer to asd_phy
+ * @sas_addr: pointer to buffer where the SAS address is to be written
+ *
+ * This function extracts the SAS address from an IDENTIFY frame
+ * received. If OOB is SATA, then a SAS address is generated from the
+ * HA tables.
+ *
+ * LOCKING: the frame_rcvd_lock needs to be held since this parses the frame
+ * buffer.
+ */
+void pm8001_get_attached_sas_addr(struct pm8001_phy *phy,
+ u8 *sas_addr)
+{
+ if (phy->sas_phy.frame_rcvd[0] == 0x34
+ && phy->sas_phy.oob_mode == SATA_OOB_MODE) {
+ struct pm8001_hba_info *pm8001_ha = phy->sas_phy.ha->lldd_ha;
+ /* FIS device-to-host */
+ u64 addr = be64_to_cpu(*(__be64 *)pm8001_ha->sas_addr);
+ addr += phy->sas_phy.id;
+ *(__be64 *)sas_addr = cpu_to_be64(addr);
+ } else {
+ struct sas_identify_frame *idframe =
+ (void *) phy->sas_phy.frame_rcvd;
+ memcpy(sas_addr, idframe->sas_addr, SAS_ADDR_SIZE);
+ }
+}
+
+/**
+ * pm8001_hw_event_ack_req- For PM8001,some events need to acknowage to FW.
+ * @pm8001_ha: our hba card information
+ * @Qnum: the outbound queue message number.
+ * @SEA: source of event to ack
+ * @port_id: port id.
+ * @phyId: phy id.
+ * @param0: parameter 0.
+ * @param1: parameter 1.
+ */
+static void pm8001_hw_event_ack_req(struct pm8001_hba_info *pm8001_ha,
+ u32 Qnum, u32 SEA, u32 port_id, u32 phyId, u32 param0, u32 param1)
+{
+ struct hw_event_ack_req payload;
+ u32 opc = OPC_INB_SAS_HW_EVENT_ACK;
+
+ memset((u8 *)&payload, 0, sizeof(payload));
+ payload.tag = cpu_to_le32(1);
+ payload.sea_phyid_portid = cpu_to_le32(((SEA & 0xFFFF) << 8) |
+ ((phyId & 0x0F) << 4) | (port_id & 0x0F));
+ payload.param0 = cpu_to_le32(param0);
+ payload.param1 = cpu_to_le32(param1);
+
+ pm8001_mpi_build_cmd(pm8001_ha, Qnum, opc, &payload, sizeof(payload), 0);
+}
+
+static int pm8001_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
+ u32 phyId, u32 phy_op);
+
+/**
+ * hw_event_sas_phy_up -FW tells me a SAS phy up event.
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+static void
+hw_event_sas_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct hw_event_resp *pPayload =
+ (struct hw_event_resp *)(piomb + 4);
+ u32 lr_evt_status_phyid_portid =
+ le32_to_cpu(pPayload->lr_evt_status_phyid_portid);
+ u8 link_rate =
+ (u8)((lr_evt_status_phyid_portid & 0xF0000000) >> 28);
+ u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F);
+ u8 phy_id =
+ (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4);
+ u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate);
+ u8 portstate = (u8)(npip_portstate & 0x0000000F);
+ struct pm8001_port *port = &pm8001_ha->port[port_id];
+ struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
+ unsigned long flags;
+ u8 deviceType = pPayload->sas_identify.dev_type;
+ phy->port = port;
+ port->port_id = port_id;
+ port->port_state = portstate;
+ phy->phy_state = PHY_STATE_LINK_UP_SPC;
+ pm8001_dbg(pm8001_ha, MSG,
+ "HW_EVENT_SAS_PHY_UP port id = %d, phy id = %d\n",
+ port_id, phy_id);
+
+ switch (deviceType) {
+ case SAS_PHY_UNUSED:
+ pm8001_dbg(pm8001_ha, MSG, "device type no device.\n");
+ break;
+ case SAS_END_DEVICE:
+ pm8001_dbg(pm8001_ha, MSG, "end device.\n");
+ pm8001_chip_phy_ctl_req(pm8001_ha, phy_id,
+ PHY_NOTIFY_ENABLE_SPINUP);
+ port->port_attached = 1;
+ pm8001_get_lrate_mode(phy, link_rate);
+ break;
+ case SAS_EDGE_EXPANDER_DEVICE:
+ pm8001_dbg(pm8001_ha, MSG, "expander device.\n");
+ port->port_attached = 1;
+ pm8001_get_lrate_mode(phy, link_rate);
+ break;
+ case SAS_FANOUT_EXPANDER_DEVICE:
+ pm8001_dbg(pm8001_ha, MSG, "fanout expander device.\n");
+ port->port_attached = 1;
+ pm8001_get_lrate_mode(phy, link_rate);
+ break;
+ default:
+ pm8001_dbg(pm8001_ha, DEVIO, "unknown device type(%x)\n",
+ deviceType);
+ break;
+ }
+ phy->phy_type |= PORT_TYPE_SAS;
+ phy->identify.device_type = deviceType;
+ phy->phy_attached = 1;
+ if (phy->identify.device_type == SAS_END_DEVICE)
+ phy->identify.target_port_protocols = SAS_PROTOCOL_SSP;
+ else if (phy->identify.device_type != SAS_PHY_UNUSED)
+ phy->identify.target_port_protocols = SAS_PROTOCOL_SMP;
+ phy->sas_phy.oob_mode = SAS_OOB_MODE;
+ sas_notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE, GFP_ATOMIC);
+ spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags);
+ memcpy(phy->frame_rcvd, &pPayload->sas_identify,
+ sizeof(struct sas_identify_frame)-4);
+ phy->frame_rcvd_size = sizeof(struct sas_identify_frame) - 4;
+ pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr);
+ spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags);
+ if (pm8001_ha->flags == PM8001F_RUN_TIME)
+ mdelay(200);/*delay a moment to wait disk to spinup*/
+ pm8001_bytes_dmaed(pm8001_ha, phy_id);
+}
+
+/**
+ * hw_event_sata_phy_up -FW tells me a SATA phy up event.
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+static void
+hw_event_sata_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct hw_event_resp *pPayload =
+ (struct hw_event_resp *)(piomb + 4);
+ u32 lr_evt_status_phyid_portid =
+ le32_to_cpu(pPayload->lr_evt_status_phyid_portid);
+ u8 link_rate =
+ (u8)((lr_evt_status_phyid_portid & 0xF0000000) >> 28);
+ u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F);
+ u8 phy_id =
+ (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4);
+ u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate);
+ u8 portstate = (u8)(npip_portstate & 0x0000000F);
+ struct pm8001_port *port = &pm8001_ha->port[port_id];
+ struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
+ unsigned long flags;
+ pm8001_dbg(pm8001_ha, DEVIO, "HW_EVENT_SATA_PHY_UP port id = %d, phy id = %d\n",
+ port_id, phy_id);
+ phy->port = port;
+ port->port_id = port_id;
+ port->port_state = portstate;
+ phy->phy_state = PHY_STATE_LINK_UP_SPC;
+ port->port_attached = 1;
+ pm8001_get_lrate_mode(phy, link_rate);
+ phy->phy_type |= PORT_TYPE_SATA;
+ phy->phy_attached = 1;
+ phy->sas_phy.oob_mode = SATA_OOB_MODE;
+ sas_notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE, GFP_ATOMIC);
+ spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags);
+ memcpy(phy->frame_rcvd, ((u8 *)&pPayload->sata_fis - 4),
+ sizeof(struct dev_to_host_fis));
+ phy->frame_rcvd_size = sizeof(struct dev_to_host_fis);
+ phy->identify.target_port_protocols = SAS_PROTOCOL_SATA;
+ phy->identify.device_type = SAS_SATA_DEV;
+ pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr);
+ spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags);
+ pm8001_bytes_dmaed(pm8001_ha, phy_id);
+}
+
+/**
+ * hw_event_phy_down -we should notify the libsas the phy is down.
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+static void
+hw_event_phy_down(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct hw_event_resp *pPayload =
+ (struct hw_event_resp *)(piomb + 4);
+ u32 lr_evt_status_phyid_portid =
+ le32_to_cpu(pPayload->lr_evt_status_phyid_portid);
+ u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F);
+ u8 phy_id =
+ (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4);
+ u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate);
+ u8 portstate = (u8)(npip_portstate & 0x0000000F);
+ struct pm8001_port *port = &pm8001_ha->port[port_id];
+ struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
+ port->port_state = portstate;
+ phy->phy_type = 0;
+ phy->identify.device_type = 0;
+ phy->phy_attached = 0;
+ memset(&phy->dev_sas_addr, 0, SAS_ADDR_SIZE);
+ switch (portstate) {
+ case PORT_VALID:
+ break;
+ case PORT_INVALID:
+ pm8001_dbg(pm8001_ha, MSG, " PortInvalid portID %d\n",
+ port_id);
+ pm8001_dbg(pm8001_ha, MSG,
+ " Last phy Down and port invalid\n");
+ port->port_attached = 0;
+ pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
+ port_id, phy_id, 0, 0);
+ break;
+ case PORT_IN_RESET:
+ pm8001_dbg(pm8001_ha, MSG, " Port In Reset portID %d\n",
+ port_id);
+ break;
+ case PORT_NOT_ESTABLISHED:
+ pm8001_dbg(pm8001_ha, MSG,
+ " phy Down and PORT_NOT_ESTABLISHED\n");
+ port->port_attached = 0;
+ break;
+ case PORT_LOSTCOMM:
+ pm8001_dbg(pm8001_ha, MSG, " phy Down and PORT_LOSTCOMM\n");
+ pm8001_dbg(pm8001_ha, MSG,
+ " Last phy Down and port invalid\n");
+ port->port_attached = 0;
+ pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
+ port_id, phy_id, 0, 0);
+ break;
+ default:
+ port->port_attached = 0;
+ pm8001_dbg(pm8001_ha, DEVIO, " phy Down and(default) = %x\n",
+ portstate);
+ break;
+
+ }
+}
+
+/**
+ * pm8001_mpi_reg_resp -process register device ID response.
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ *
+ * when sas layer find a device it will notify LLDD, then the driver register
+ * the domain device to FW, this event is the return device ID which the FW
+ * has assigned, from now, inter-communication with FW is no longer using the
+ * SAS address, use device ID which FW assigned.
+ */
+int pm8001_mpi_reg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ u32 status;
+ u32 device_id;
+ u32 htag;
+ struct pm8001_ccb_info *ccb;
+ struct pm8001_device *pm8001_dev;
+ struct dev_reg_resp *registerRespPayload =
+ (struct dev_reg_resp *)(piomb + 4);
+
+ htag = le32_to_cpu(registerRespPayload->tag);
+ ccb = &pm8001_ha->ccb_info[htag];
+ pm8001_dev = ccb->device;
+ status = le32_to_cpu(registerRespPayload->status);
+ device_id = le32_to_cpu(registerRespPayload->device_id);
+ pm8001_dbg(pm8001_ha, MSG, " register device is status = %d\n",
+ status);
+ switch (status) {
+ case DEVREG_SUCCESS:
+ pm8001_dbg(pm8001_ha, MSG, "DEVREG_SUCCESS\n");
+ pm8001_dev->device_id = device_id;
+ break;
+ case DEVREG_FAILURE_OUT_OF_RESOURCE:
+ pm8001_dbg(pm8001_ha, MSG, "DEVREG_FAILURE_OUT_OF_RESOURCE\n");
+ break;
+ case DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED:
+ pm8001_dbg(pm8001_ha, MSG,
+ "DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED\n");
+ break;
+ case DEVREG_FAILURE_INVALID_PHY_ID:
+ pm8001_dbg(pm8001_ha, MSG, "DEVREG_FAILURE_INVALID_PHY_ID\n");
+ break;
+ case DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED:
+ pm8001_dbg(pm8001_ha, MSG,
+ "DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED\n");
+ break;
+ case DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE:
+ pm8001_dbg(pm8001_ha, MSG,
+ "DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE\n");
+ break;
+ case DEVREG_FAILURE_PORT_NOT_VALID_STATE:
+ pm8001_dbg(pm8001_ha, MSG,
+ "DEVREG_FAILURE_PORT_NOT_VALID_STATE\n");
+ break;
+ case DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID:
+ pm8001_dbg(pm8001_ha, MSG,
+ "DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID\n");
+ break;
+ default:
+ pm8001_dbg(pm8001_ha, MSG,
+ "DEVREG_FAILURE_DEVICE_TYPE_NOT_SUPPORTED\n");
+ break;
+ }
+ complete(pm8001_dev->dcompletion);
+ pm8001_ccb_free(pm8001_ha, ccb);
+ return 0;
+}
+
+int pm8001_mpi_dereg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ u32 status;
+ u32 device_id;
+ struct dev_reg_resp *registerRespPayload =
+ (struct dev_reg_resp *)(piomb + 4);
+
+ status = le32_to_cpu(registerRespPayload->status);
+ device_id = le32_to_cpu(registerRespPayload->device_id);
+ if (status != 0)
+ pm8001_dbg(pm8001_ha, MSG,
+ " deregister device failed ,status = %x, device_id = %x\n",
+ status, device_id);
+ return 0;
+}
+
+/**
+ * pm8001_mpi_fw_flash_update_resp - Response from FW for flash update command.
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+int pm8001_mpi_fw_flash_update_resp(struct pm8001_hba_info *pm8001_ha,
+ void *piomb)
+{
+ u32 status;
+ struct fw_flash_Update_resp *ppayload =
+ (struct fw_flash_Update_resp *)(piomb + 4);
+ u32 tag = le32_to_cpu(ppayload->tag);
+ struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
+
+ status = le32_to_cpu(ppayload->status);
+ switch (status) {
+ case FLASH_UPDATE_COMPLETE_PENDING_REBOOT:
+ pm8001_dbg(pm8001_ha, MSG,
+ ": FLASH_UPDATE_COMPLETE_PENDING_REBOOT\n");
+ break;
+ case FLASH_UPDATE_IN_PROGRESS:
+ pm8001_dbg(pm8001_ha, MSG, ": FLASH_UPDATE_IN_PROGRESS\n");
+ break;
+ case FLASH_UPDATE_HDR_ERR:
+ pm8001_dbg(pm8001_ha, MSG, ": FLASH_UPDATE_HDR_ERR\n");
+ break;
+ case FLASH_UPDATE_OFFSET_ERR:
+ pm8001_dbg(pm8001_ha, MSG, ": FLASH_UPDATE_OFFSET_ERR\n");
+ break;
+ case FLASH_UPDATE_CRC_ERR:
+ pm8001_dbg(pm8001_ha, MSG, ": FLASH_UPDATE_CRC_ERR\n");
+ break;
+ case FLASH_UPDATE_LENGTH_ERR:
+ pm8001_dbg(pm8001_ha, MSG, ": FLASH_UPDATE_LENGTH_ERR\n");
+ break;
+ case FLASH_UPDATE_HW_ERR:
+ pm8001_dbg(pm8001_ha, MSG, ": FLASH_UPDATE_HW_ERR\n");
+ break;
+ case FLASH_UPDATE_DNLD_NOT_SUPPORTED:
+ pm8001_dbg(pm8001_ha, MSG,
+ ": FLASH_UPDATE_DNLD_NOT_SUPPORTED\n");
+ break;
+ case FLASH_UPDATE_DISABLED:
+ pm8001_dbg(pm8001_ha, MSG, ": FLASH_UPDATE_DISABLED\n");
+ break;
+ default:
+ pm8001_dbg(pm8001_ha, DEVIO, "No matched status = %d\n",
+ status);
+ break;
+ }
+ kfree(ccb->fw_control_context);
+ pm8001_ccb_free(pm8001_ha, ccb);
+ complete(pm8001_ha->nvmd_completion);
+ return 0;
+}
+
+int pm8001_mpi_general_event(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ u32 status;
+ int i;
+ struct general_event_resp *pPayload =
+ (struct general_event_resp *)(piomb + 4);
+ status = le32_to_cpu(pPayload->status);
+ pm8001_dbg(pm8001_ha, MSG, " status = 0x%x\n", status);
+ for (i = 0; i < GENERAL_EVENT_PAYLOAD; i++)
+ pm8001_dbg(pm8001_ha, MSG, "inb_IOMB_payload[0x%x] 0x%x,\n",
+ i,
+ pPayload->inb_IOMB_payload[i]);
+ return 0;
+}
+
+int pm8001_mpi_task_abort_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct sas_task *t;
+ struct pm8001_ccb_info *ccb;
+ unsigned long flags;
+ u32 status ;
+ u32 tag, scp;
+ struct task_status_struct *ts;
+ struct pm8001_device *pm8001_dev;
+
+ struct task_abort_resp *pPayload =
+ (struct task_abort_resp *)(piomb + 4);
+
+ status = le32_to_cpu(pPayload->status);
+ tag = le32_to_cpu(pPayload->tag);
+
+ scp = le32_to_cpu(pPayload->scp);
+ ccb = &pm8001_ha->ccb_info[tag];
+ t = ccb->task;
+ pm8001_dev = ccb->device; /* retrieve device */
+
+ if (!t) {
+ pm8001_dbg(pm8001_ha, FAIL, " TASK NULL. RETURNING !!!\n");
+ return -1;
+ }
+
+ if (t->task_proto == SAS_PROTOCOL_INTERNAL_ABORT)
+ atomic_dec(&pm8001_dev->running_req);
+
+ ts = &t->task_status;
+ if (status != 0)
+ pm8001_dbg(pm8001_ha, FAIL, "task abort failed status 0x%x ,tag = 0x%x, scp= 0x%x\n",
+ status, tag, scp);
+ switch (status) {
+ case IO_SUCCESS:
+ pm8001_dbg(pm8001_ha, EH, "IO_SUCCESS\n");
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_SAM_STAT_GOOD;
+ break;
+ case IO_NOT_VALID:
+ pm8001_dbg(pm8001_ha, EH, "IO_NOT_VALID\n");
+ ts->resp = TMF_RESP_FUNC_FAILED;
+ break;
+ }
+ spin_lock_irqsave(&t->task_state_lock, flags);
+ t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
+ t->task_state_flags |= SAS_TASK_STATE_DONE;
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ pm8001_ccb_task_free(pm8001_ha, ccb);
+ mb();
+
+ if (pm8001_dev->id & NCQ_ABORT_ALL_FLAG) {
+ sas_free_task(t);
+ pm8001_dev->id &= ~NCQ_ABORT_ALL_FLAG;
+ } else {
+ t->task_done(t);
+ }
+
+ return 0;
+}
+
+/**
+ * mpi_hw_event -The hw event has come.
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+static int mpi_hw_event(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ unsigned long flags;
+ struct hw_event_resp *pPayload =
+ (struct hw_event_resp *)(piomb + 4);
+ u32 lr_evt_status_phyid_portid =
+ le32_to_cpu(pPayload->lr_evt_status_phyid_portid);
+ u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F);
+ u8 phy_id =
+ (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4);
+ u16 eventType =
+ (u16)((lr_evt_status_phyid_portid & 0x00FFFF00) >> 8);
+ u8 status =
+ (u8)((lr_evt_status_phyid_portid & 0x0F000000) >> 24);
+ struct sas_ha_struct *sas_ha = pm8001_ha->sas;
+ struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
+ struct asd_sas_phy *sas_phy = sas_ha->sas_phy[phy_id];
+ pm8001_dbg(pm8001_ha, DEVIO,
+ "SPC HW event for portid:%d, phyid:%d, event:%x, status:%x\n",
+ port_id, phy_id, eventType, status);
+ switch (eventType) {
+ case HW_EVENT_PHY_START_STATUS:
+ pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_START_STATUS status = %x\n",
+ status);
+ if (status == 0)
+ phy->phy_state = 1;
+
+ if (pm8001_ha->flags == PM8001F_RUN_TIME &&
+ phy->enable_completion != NULL) {
+ complete(phy->enable_completion);
+ phy->enable_completion = NULL;
+ }
+ break;
+ case HW_EVENT_SAS_PHY_UP:
+ pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_START_STATUS\n");
+ hw_event_sas_phy_up(pm8001_ha, piomb);
+ break;
+ case HW_EVENT_SATA_PHY_UP:
+ pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_SATA_PHY_UP\n");
+ hw_event_sata_phy_up(pm8001_ha, piomb);
+ break;
+ case HW_EVENT_PHY_STOP_STATUS:
+ pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_STOP_STATUS status = %x\n",
+ status);
+ if (status == 0)
+ phy->phy_state = 0;
+ break;
+ case HW_EVENT_SATA_SPINUP_HOLD:
+ pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_SATA_SPINUP_HOLD\n");
+ sas_notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD,
+ GFP_ATOMIC);
+ break;
+ case HW_EVENT_PHY_DOWN:
+ pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_DOWN\n");
+ sas_notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL,
+ GFP_ATOMIC);
+ phy->phy_attached = 0;
+ phy->phy_state = 0;
+ hw_event_phy_down(pm8001_ha, piomb);
+ break;
+ case HW_EVENT_PORT_INVALID:
+ pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_INVALID\n");
+ sas_phy_disconnected(sas_phy);
+ phy->phy_attached = 0;
+ sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR,
+ GFP_ATOMIC);
+ break;
+ /* the broadcast change primitive received, tell the LIBSAS this event
+ to revalidate the sas domain*/
+ case HW_EVENT_BROADCAST_CHANGE:
+ pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_BROADCAST_CHANGE\n");
+ pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_BROADCAST_CHANGE,
+ port_id, phy_id, 1, 0);
+ spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
+ sas_phy->sas_prim = HW_EVENT_BROADCAST_CHANGE;
+ spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
+ sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD,
+ GFP_ATOMIC);
+ break;
+ case HW_EVENT_PHY_ERROR:
+ pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_ERROR\n");
+ sas_phy_disconnected(&phy->sas_phy);
+ phy->phy_attached = 0;
+ sas_notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR, GFP_ATOMIC);
+ break;
+ case HW_EVENT_BROADCAST_EXP:
+ pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_BROADCAST_EXP\n");
+ spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
+ sas_phy->sas_prim = HW_EVENT_BROADCAST_EXP;
+ spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
+ sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD,
+ GFP_ATOMIC);
+ break;
+ case HW_EVENT_LINK_ERR_INVALID_DWORD:
+ pm8001_dbg(pm8001_ha, MSG,
+ "HW_EVENT_LINK_ERR_INVALID_DWORD\n");
+ pm8001_hw_event_ack_req(pm8001_ha, 0,
+ HW_EVENT_LINK_ERR_INVALID_DWORD, port_id, phy_id, 0, 0);
+ sas_phy_disconnected(sas_phy);
+ phy->phy_attached = 0;
+ sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR,
+ GFP_ATOMIC);
+ break;
+ case HW_EVENT_LINK_ERR_DISPARITY_ERROR:
+ pm8001_dbg(pm8001_ha, MSG,
+ "HW_EVENT_LINK_ERR_DISPARITY_ERROR\n");
+ pm8001_hw_event_ack_req(pm8001_ha, 0,
+ HW_EVENT_LINK_ERR_DISPARITY_ERROR,
+ port_id, phy_id, 0, 0);
+ sas_phy_disconnected(sas_phy);
+ phy->phy_attached = 0;
+ sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR,
+ GFP_ATOMIC);
+ break;
+ case HW_EVENT_LINK_ERR_CODE_VIOLATION:
+ pm8001_dbg(pm8001_ha, MSG,
+ "HW_EVENT_LINK_ERR_CODE_VIOLATION\n");
+ pm8001_hw_event_ack_req(pm8001_ha, 0,
+ HW_EVENT_LINK_ERR_CODE_VIOLATION,
+ port_id, phy_id, 0, 0);
+ sas_phy_disconnected(sas_phy);
+ phy->phy_attached = 0;
+ sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR,
+ GFP_ATOMIC);
+ break;
+ case HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH:
+ pm8001_dbg(pm8001_ha, MSG,
+ "HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH\n");
+ pm8001_hw_event_ack_req(pm8001_ha, 0,
+ HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH,
+ port_id, phy_id, 0, 0);
+ sas_phy_disconnected(sas_phy);
+ phy->phy_attached = 0;
+ sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR,
+ GFP_ATOMIC);
+ break;
+ case HW_EVENT_MALFUNCTION:
+ pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_MALFUNCTION\n");
+ break;
+ case HW_EVENT_BROADCAST_SES:
+ pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_BROADCAST_SES\n");
+ spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
+ sas_phy->sas_prim = HW_EVENT_BROADCAST_SES;
+ spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
+ sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD,
+ GFP_ATOMIC);
+ break;
+ case HW_EVENT_INBOUND_CRC_ERROR:
+ pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_INBOUND_CRC_ERROR\n");
+ pm8001_hw_event_ack_req(pm8001_ha, 0,
+ HW_EVENT_INBOUND_CRC_ERROR,
+ port_id, phy_id, 0, 0);
+ break;
+ case HW_EVENT_HARD_RESET_RECEIVED:
+ pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_HARD_RESET_RECEIVED\n");
+ sas_notify_port_event(sas_phy, PORTE_HARD_RESET, GFP_ATOMIC);
+ break;
+ case HW_EVENT_ID_FRAME_TIMEOUT:
+ pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_ID_FRAME_TIMEOUT\n");
+ sas_phy_disconnected(sas_phy);
+ phy->phy_attached = 0;
+ sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR,
+ GFP_ATOMIC);
+ break;
+ case HW_EVENT_LINK_ERR_PHY_RESET_FAILED:
+ pm8001_dbg(pm8001_ha, MSG,
+ "HW_EVENT_LINK_ERR_PHY_RESET_FAILED\n");
+ pm8001_hw_event_ack_req(pm8001_ha, 0,
+ HW_EVENT_LINK_ERR_PHY_RESET_FAILED,
+ port_id, phy_id, 0, 0);
+ sas_phy_disconnected(sas_phy);
+ phy->phy_attached = 0;
+ sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR,
+ GFP_ATOMIC);
+ break;
+ case HW_EVENT_PORT_RESET_TIMER_TMO:
+ pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_RESET_TIMER_TMO\n");
+ sas_phy_disconnected(sas_phy);
+ phy->phy_attached = 0;
+ sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR,
+ GFP_ATOMIC);
+ break;
+ case HW_EVENT_PORT_RECOVERY_TIMER_TMO:
+ pm8001_dbg(pm8001_ha, MSG,
+ "HW_EVENT_PORT_RECOVERY_TIMER_TMO\n");
+ sas_phy_disconnected(sas_phy);
+ phy->phy_attached = 0;
+ sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR,
+ GFP_ATOMIC);
+ break;
+ case HW_EVENT_PORT_RECOVER:
+ pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_RECOVER\n");
+ break;
+ case HW_EVENT_PORT_RESET_COMPLETE:
+ pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_RESET_COMPLETE\n");
+ break;
+ case EVENT_BROADCAST_ASYNCH_EVENT:
+ pm8001_dbg(pm8001_ha, MSG, "EVENT_BROADCAST_ASYNCH_EVENT\n");
+ break;
+ default:
+ pm8001_dbg(pm8001_ha, DEVIO, "Unknown event type = %x\n",
+ eventType);
+ break;
+ }
+ return 0;
+}
+
+/**
+ * process_one_iomb - process one outbound Queue memory block
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+static void process_one_iomb(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ __le32 pHeader = *(__le32 *)piomb;
+ u8 opc = (u8)((le32_to_cpu(pHeader)) & 0xFFF);
+
+ pm8001_dbg(pm8001_ha, MSG, "process_one_iomb:\n");
+
+ switch (opc) {
+ case OPC_OUB_ECHO:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_ECHO\n");
+ break;
+ case OPC_OUB_HW_EVENT:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_HW_EVENT\n");
+ mpi_hw_event(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_SSP_COMP:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_COMP\n");
+ mpi_ssp_completion(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_SMP_COMP:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SMP_COMP\n");
+ mpi_smp_completion(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_LOCAL_PHY_CNTRL:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_LOCAL_PHY_CNTRL\n");
+ pm8001_mpi_local_phy_ctl(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_DEV_REGIST:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEV_REGIST\n");
+ pm8001_mpi_reg_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_DEREG_DEV:
+ pm8001_dbg(pm8001_ha, MSG, "unregister the device\n");
+ pm8001_mpi_dereg_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_GET_DEV_HANDLE:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_DEV_HANDLE\n");
+ break;
+ case OPC_OUB_SATA_COMP:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_COMP\n");
+ mpi_sata_completion(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_SATA_EVENT:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_EVENT\n");
+ mpi_sata_event(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_SSP_EVENT:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_EVENT\n");
+ mpi_ssp_event(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_DEV_HANDLE_ARRIV:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEV_HANDLE_ARRIV\n");
+ /*This is for target*/
+ break;
+ case OPC_OUB_SSP_RECV_EVENT:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_RECV_EVENT\n");
+ /*This is for target*/
+ break;
+ case OPC_OUB_DEV_INFO:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEV_INFO\n");
+ break;
+ case OPC_OUB_FW_FLASH_UPDATE:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_FW_FLASH_UPDATE\n");
+ pm8001_mpi_fw_flash_update_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_GPIO_RESPONSE:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GPIO_RESPONSE\n");
+ break;
+ case OPC_OUB_GPIO_EVENT:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GPIO_EVENT\n");
+ break;
+ case OPC_OUB_GENERAL_EVENT:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GENERAL_EVENT\n");
+ pm8001_mpi_general_event(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_SSP_ABORT_RSP:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_ABORT_RSP\n");
+ pm8001_mpi_task_abort_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_SATA_ABORT_RSP:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_ABORT_RSP\n");
+ pm8001_mpi_task_abort_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_SAS_DIAG_MODE_START_END:
+ pm8001_dbg(pm8001_ha, MSG,
+ "OPC_OUB_SAS_DIAG_MODE_START_END\n");
+ break;
+ case OPC_OUB_SAS_DIAG_EXECUTE:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SAS_DIAG_EXECUTE\n");
+ break;
+ case OPC_OUB_GET_TIME_STAMP:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_TIME_STAMP\n");
+ break;
+ case OPC_OUB_SAS_HW_EVENT_ACK:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SAS_HW_EVENT_ACK\n");
+ break;
+ case OPC_OUB_PORT_CONTROL:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_PORT_CONTROL\n");
+ break;
+ case OPC_OUB_SMP_ABORT_RSP:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SMP_ABORT_RSP\n");
+ pm8001_mpi_task_abort_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_GET_NVMD_DATA:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_NVMD_DATA\n");
+ pm8001_mpi_get_nvmd_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_SET_NVMD_DATA:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_NVMD_DATA\n");
+ pm8001_mpi_set_nvmd_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_DEVICE_HANDLE_REMOVAL:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEVICE_HANDLE_REMOVAL\n");
+ break;
+ case OPC_OUB_SET_DEVICE_STATE:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_DEVICE_STATE\n");
+ pm8001_mpi_set_dev_state_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_GET_DEVICE_STATE:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_DEVICE_STATE\n");
+ break;
+ case OPC_OUB_SET_DEV_INFO:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_DEV_INFO\n");
+ break;
+ case OPC_OUB_SAS_RE_INITIALIZE:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SAS_RE_INITIALIZE\n");
+ break;
+ default:
+ pm8001_dbg(pm8001_ha, DEVIO,
+ "Unknown outbound Queue IOMB OPC = %x\n",
+ opc);
+ break;
+ }
+}
+
+static int process_oq(struct pm8001_hba_info *pm8001_ha, u8 vec)
+{
+ struct outbound_queue_table *circularQ;
+ void *pMsg1 = NULL;
+ u8 bc;
+ u32 ret = MPI_IO_STATUS_FAIL;
+ unsigned long flags;
+
+ spin_lock_irqsave(&pm8001_ha->lock, flags);
+ circularQ = &pm8001_ha->outbnd_q_tbl[vec];
+ do {
+ ret = pm8001_mpi_msg_consume(pm8001_ha, circularQ, &pMsg1, &bc);
+ if (MPI_IO_STATUS_SUCCESS == ret) {
+ /* process the outbound message */
+ process_one_iomb(pm8001_ha, (void *)(pMsg1 - 4));
+ /* free the message from the outbound circular buffer */
+ pm8001_mpi_msg_free_set(pm8001_ha, pMsg1,
+ circularQ, bc);
+ }
+ if (MPI_IO_STATUS_BUSY == ret) {
+ /* Update the producer index from SPC */
+ circularQ->producer_index =
+ cpu_to_le32(pm8001_read_32(circularQ->pi_virt));
+ if (le32_to_cpu(circularQ->producer_index) ==
+ circularQ->consumer_idx)
+ /* OQ is empty */
+ break;
+ }
+ } while (1);
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ return ret;
+}
+
+/* DMA_... to our direction translation. */
+static const u8 data_dir_flags[] = {
+ [DMA_BIDIRECTIONAL] = DATA_DIR_BYRECIPIENT, /* UNSPECIFIED */
+ [DMA_TO_DEVICE] = DATA_DIR_OUT, /* OUTBOUND */
+ [DMA_FROM_DEVICE] = DATA_DIR_IN, /* INBOUND */
+ [DMA_NONE] = DATA_DIR_NONE, /* NO TRANSFER */
+};
+void
+pm8001_chip_make_sg(struct scatterlist *scatter, int nr, void *prd)
+{
+ int i;
+ struct scatterlist *sg;
+ struct pm8001_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->im_len.e = 0;
+ buf_prd++;
+ }
+}
+
+static void build_smp_cmd(u32 deviceID, __le32 hTag, struct smp_req *psmp_cmd)
+{
+ psmp_cmd->tag = hTag;
+ psmp_cmd->device_id = cpu_to_le32(deviceID);
+ psmp_cmd->len_ip_ir = cpu_to_le32(1|(1 << 1));
+}
+
+/**
+ * pm8001_chip_smp_req - send a SMP task to FW
+ * @pm8001_ha: our hba card information.
+ * @ccb: the ccb information this request used.
+ */
+static int pm8001_chip_smp_req(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_ccb_info *ccb)
+{
+ int elem, rc;
+ struct sas_task *task = ccb->task;
+ struct domain_device *dev = task->dev;
+ struct pm8001_device *pm8001_dev = dev->lldd_dev;
+ struct scatterlist *sg_req, *sg_resp;
+ u32 req_len, resp_len;
+ struct smp_req smp_cmd;
+ u32 opc;
+
+ memset(&smp_cmd, 0, sizeof(smp_cmd));
+ /*
+ * DMA-map SMP request, response buffers
+ */
+ sg_req = &task->smp_task.smp_req;
+ elem = dma_map_sg(pm8001_ha->dev, sg_req, 1, DMA_TO_DEVICE);
+ if (!elem)
+ return -ENOMEM;
+ req_len = sg_dma_len(sg_req);
+
+ sg_resp = &task->smp_task.smp_resp;
+ elem = dma_map_sg(pm8001_ha->dev, sg_resp, 1, DMA_FROM_DEVICE);
+ if (!elem) {
+ rc = -ENOMEM;
+ goto err_out;
+ }
+ resp_len = sg_dma_len(sg_resp);
+ /* must be in dwords */
+ if ((req_len & 0x3) || (resp_len & 0x3)) {
+ rc = -EINVAL;
+ goto err_out_2;
+ }
+
+ opc = OPC_INB_SMP_REQUEST;
+ smp_cmd.tag = cpu_to_le32(ccb->ccb_tag);
+ smp_cmd.long_smp_req.long_req_addr =
+ cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_req));
+ smp_cmd.long_smp_req.long_req_size =
+ cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-4);
+ smp_cmd.long_smp_req.long_resp_addr =
+ cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_resp));
+ smp_cmd.long_smp_req.long_resp_size =
+ cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_resp)-4);
+ build_smp_cmd(pm8001_dev->device_id, smp_cmd.tag, &smp_cmd);
+ rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc,
+ &smp_cmd, sizeof(smp_cmd), 0);
+ if (rc)
+ goto err_out_2;
+
+ return 0;
+
+err_out_2:
+ dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_resp, 1,
+ DMA_FROM_DEVICE);
+err_out:
+ dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_req, 1,
+ DMA_TO_DEVICE);
+ return rc;
+}
+
+/**
+ * pm8001_chip_ssp_io_req - send a SSP task to FW
+ * @pm8001_ha: our hba card information.
+ * @ccb: the ccb information this request used.
+ */
+static int pm8001_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_ccb_info *ccb)
+{
+ struct sas_task *task = ccb->task;
+ struct domain_device *dev = task->dev;
+ struct pm8001_device *pm8001_dev = dev->lldd_dev;
+ struct ssp_ini_io_start_req ssp_cmd;
+ u32 tag = ccb->ccb_tag;
+ u64 phys_addr;
+ u32 opc = OPC_INB_SSPINIIOSTART;
+ memset(&ssp_cmd, 0, sizeof(ssp_cmd));
+ memcpy(ssp_cmd.ssp_iu.lun, task->ssp_task.LUN, 8);
+ ssp_cmd.dir_m_tlr =
+ cpu_to_le32(data_dir_flags[task->data_dir] << 8 | 0x0);/*0 for
+ SAS 1.1 compatible TLR*/
+ ssp_cmd.data_len = cpu_to_le32(task->total_xfer_len);
+ ssp_cmd.device_id = cpu_to_le32(pm8001_dev->device_id);
+ ssp_cmd.tag = cpu_to_le32(tag);
+ if (task->ssp_task.enable_first_burst)
+ ssp_cmd.ssp_iu.efb_prio_attr |= 0x80;
+ ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_prio << 3);
+ ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_attr & 7);
+ memcpy(ssp_cmd.ssp_iu.cdb, task->ssp_task.cmd->cmnd,
+ task->ssp_task.cmd->cmd_len);
+
+ /* fill in PRD (scatter/gather) table, if any */
+ if (task->num_scatter > 1) {
+ pm8001_chip_make_sg(task->scatter, ccb->n_elem, ccb->buf_prd);
+ phys_addr = ccb->ccb_dma_handle;
+ ssp_cmd.addr_low = cpu_to_le32(lower_32_bits(phys_addr));
+ ssp_cmd.addr_high = cpu_to_le32(upper_32_bits(phys_addr));
+ ssp_cmd.esgl = cpu_to_le32(1<<31);
+ } else if (task->num_scatter == 1) {
+ u64 dma_addr = sg_dma_address(task->scatter);
+ ssp_cmd.addr_low = cpu_to_le32(lower_32_bits(dma_addr));
+ ssp_cmd.addr_high = cpu_to_le32(upper_32_bits(dma_addr));
+ ssp_cmd.len = cpu_to_le32(task->total_xfer_len);
+ ssp_cmd.esgl = 0;
+ } else if (task->num_scatter == 0) {
+ ssp_cmd.addr_low = 0;
+ ssp_cmd.addr_high = 0;
+ ssp_cmd.len = cpu_to_le32(task->total_xfer_len);
+ ssp_cmd.esgl = 0;
+ }
+
+ return pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &ssp_cmd,
+ sizeof(ssp_cmd), 0);
+}
+
+static int pm8001_chip_sata_req(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_ccb_info *ccb)
+{
+ struct sas_task *task = ccb->task;
+ struct domain_device *dev = task->dev;
+ struct pm8001_device *pm8001_ha_dev = dev->lldd_dev;
+ u32 tag = ccb->ccb_tag;
+ struct sata_start_req sata_cmd;
+ u32 hdr_tag, ncg_tag = 0;
+ u64 phys_addr;
+ u32 ATAP = 0x0;
+ u32 dir;
+ unsigned long flags;
+ u32 opc = OPC_INB_SATA_HOST_OPSTART;
+
+ memset(&sata_cmd, 0, sizeof(sata_cmd));
+
+ if (task->data_dir == DMA_NONE && !task->ata_task.use_ncq) {
+ ATAP = 0x04; /* no data*/
+ pm8001_dbg(pm8001_ha, IO, "no data\n");
+ } else if (likely(!task->ata_task.device_control_reg_update)) {
+ if (task->ata_task.use_ncq &&
+ dev->sata_dev.class != ATA_DEV_ATAPI) {
+ ATAP = 0x07; /* FPDMA */
+ pm8001_dbg(pm8001_ha, IO, "FPDMA\n");
+ } else if (task->ata_task.dma_xfer) {
+ ATAP = 0x06; /* DMA */
+ pm8001_dbg(pm8001_ha, IO, "DMA\n");
+ } else {
+ ATAP = 0x05; /* PIO*/
+ pm8001_dbg(pm8001_ha, IO, "PIO\n");
+ }
+ }
+ if (task->ata_task.use_ncq && pm8001_get_ncq_tag(task, &hdr_tag)) {
+ task->ata_task.fis.sector_count |= (u8) (hdr_tag << 3);
+ ncg_tag = hdr_tag;
+ }
+ dir = data_dir_flags[task->data_dir] << 8;
+ sata_cmd.tag = cpu_to_le32(tag);
+ sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id);
+ sata_cmd.data_len = cpu_to_le32(task->total_xfer_len);
+ sata_cmd.ncqtag_atap_dir_m =
+ cpu_to_le32(((ncg_tag & 0xff)<<16)|((ATAP & 0x3f) << 10) | dir);
+ sata_cmd.sata_fis = task->ata_task.fis;
+ if (likely(!task->ata_task.device_control_reg_update))
+ sata_cmd.sata_fis.flags |= 0x80;/* C=1: update ATA cmd reg */
+ sata_cmd.sata_fis.flags &= 0xF0;/* PM_PORT field shall be 0 */
+ /* fill in PRD (scatter/gather) table, if any */
+ if (task->num_scatter > 1) {
+ pm8001_chip_make_sg(task->scatter, ccb->n_elem, ccb->buf_prd);
+ phys_addr = ccb->ccb_dma_handle;
+ sata_cmd.addr_low = lower_32_bits(phys_addr);
+ sata_cmd.addr_high = upper_32_bits(phys_addr);
+ sata_cmd.esgl = cpu_to_le32(1 << 31);
+ } else if (task->num_scatter == 1) {
+ u64 dma_addr = sg_dma_address(task->scatter);
+ sata_cmd.addr_low = lower_32_bits(dma_addr);
+ sata_cmd.addr_high = upper_32_bits(dma_addr);
+ sata_cmd.len = cpu_to_le32(task->total_xfer_len);
+ sata_cmd.esgl = 0;
+ } else if (task->num_scatter == 0) {
+ sata_cmd.addr_low = 0;
+ sata_cmd.addr_high = 0;
+ sata_cmd.len = cpu_to_le32(task->total_xfer_len);
+ sata_cmd.esgl = 0;
+ }
+
+ /* Check for read log for failed drive and return */
+ if (sata_cmd.sata_fis.command == 0x2f) {
+ if (((pm8001_ha_dev->id & NCQ_READ_LOG_FLAG) ||
+ (pm8001_ha_dev->id & NCQ_ABORT_ALL_FLAG) ||
+ (pm8001_ha_dev->id & NCQ_2ND_RLE_FLAG))) {
+ struct task_status_struct *ts;
+
+ pm8001_ha_dev->id &= 0xDFFFFFFF;
+ ts = &task->task_status;
+
+ spin_lock_irqsave(&task->task_state_lock, flags);
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_SAM_STAT_GOOD;
+ task->task_state_flags &= ~SAS_TASK_STATE_PENDING;
+ task->task_state_flags |= SAS_TASK_STATE_DONE;
+ if (unlikely((task->task_state_flags &
+ SAS_TASK_STATE_ABORTED))) {
+ spin_unlock_irqrestore(&task->task_state_lock,
+ flags);
+ pm8001_dbg(pm8001_ha, FAIL,
+ "task 0x%p resp 0x%x stat 0x%x but aborted by upper layer\n",
+ task, ts->resp,
+ ts->stat);
+ pm8001_ccb_task_free(pm8001_ha, ccb);
+ } else {
+ spin_unlock_irqrestore(&task->task_state_lock,
+ flags);
+ pm8001_ccb_task_free_done(pm8001_ha, ccb);
+ return 0;
+ }
+ }
+ }
+
+ return pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &sata_cmd,
+ sizeof(sata_cmd), 0);
+}
+
+/**
+ * pm8001_chip_phy_start_req - start phy via PHY_START COMMAND
+ * @pm8001_ha: our hba card information.
+ * @phy_id: the phy id which we wanted to start up.
+ */
+static int
+pm8001_chip_phy_start_req(struct pm8001_hba_info *pm8001_ha, u8 phy_id)
+{
+ struct phy_start_req payload;
+ u32 tag = 0x01;
+ u32 opcode = OPC_INB_PHYSTART;
+
+ memset(&payload, 0, sizeof(payload));
+ payload.tag = cpu_to_le32(tag);
+ /*
+ ** [0:7] PHY Identifier
+ ** [8:11] link rate 1.5G, 3G, 6G
+ ** [12:13] link mode 01b SAS mode; 10b SATA mode; 11b both
+ ** [14] 0b disable spin up hold; 1b enable spin up hold
+ */
+ payload.ase_sh_lm_slr_phyid = cpu_to_le32(SPINHOLD_DISABLE |
+ LINKMODE_AUTO | LINKRATE_15 |
+ LINKRATE_30 | LINKRATE_60 | phy_id);
+ payload.sas_identify.dev_type = SAS_END_DEVICE;
+ payload.sas_identify.initiator_bits = SAS_PROTOCOL_ALL;
+ memcpy(payload.sas_identify.sas_addr,
+ &pm8001_ha->phy[phy_id].dev_sas_addr, SAS_ADDR_SIZE);
+ payload.sas_identify.phy_id = phy_id;
+
+ return pm8001_mpi_build_cmd(pm8001_ha, 0, opcode, &payload,
+ sizeof(payload), 0);
+}
+
+/**
+ * pm8001_chip_phy_stop_req - start phy via PHY_STOP COMMAND
+ * @pm8001_ha: our hba card information.
+ * @phy_id: the phy id which we wanted to start up.
+ */
+static int pm8001_chip_phy_stop_req(struct pm8001_hba_info *pm8001_ha,
+ u8 phy_id)
+{
+ struct phy_stop_req payload;
+ u32 tag = 0x01;
+ u32 opcode = OPC_INB_PHYSTOP;
+
+ memset(&payload, 0, sizeof(payload));
+ payload.tag = cpu_to_le32(tag);
+ payload.phy_id = cpu_to_le32(phy_id);
+
+ return pm8001_mpi_build_cmd(pm8001_ha, 0, opcode, &payload,
+ sizeof(payload), 0);
+}
+
+/*
+ * see comments on pm8001_mpi_reg_resp.
+ */
+static int pm8001_chip_reg_dev_req(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_device *pm8001_dev, u32 flag)
+{
+ struct reg_dev_req payload;
+ u32 opc;
+ u32 stp_sspsmp_sata = 0x4;
+ u32 linkrate, phy_id;
+ int rc;
+ struct pm8001_ccb_info *ccb;
+ u8 retryFlag = 0x1;
+ u16 firstBurstSize = 0;
+ u16 ITNT = 2000;
+ struct domain_device *dev = pm8001_dev->sas_device;
+ struct domain_device *parent_dev = dev->parent;
+ struct pm8001_port *port = dev->port->lldd_port;
+
+ memset(&payload, 0, sizeof(payload));
+ ccb = pm8001_ccb_alloc(pm8001_ha, pm8001_dev, NULL);
+ if (!ccb)
+ return -SAS_QUEUE_FULL;
+
+ payload.tag = cpu_to_le32(ccb->ccb_tag);
+ if (flag == 1)
+ stp_sspsmp_sata = 0x02; /*direct attached sata */
+ else {
+ if (pm8001_dev->dev_type == SAS_SATA_DEV)
+ stp_sspsmp_sata = 0x00; /* stp*/
+ else if (pm8001_dev->dev_type == SAS_END_DEVICE ||
+ dev_is_expander(pm8001_dev->dev_type))
+ stp_sspsmp_sata = 0x01; /*ssp or smp*/
+ }
+ if (parent_dev && dev_is_expander(parent_dev->dev_type))
+ phy_id = parent_dev->ex_dev.ex_phy->phy_id;
+ else
+ phy_id = pm8001_dev->attached_phy;
+ opc = OPC_INB_REG_DEV;
+ linkrate = (pm8001_dev->sas_device->linkrate < dev->port->linkrate) ?
+ pm8001_dev->sas_device->linkrate : dev->port->linkrate;
+ payload.phyid_portid =
+ cpu_to_le32(((port->port_id) & 0x0F) |
+ ((phy_id & 0x0F) << 4));
+ payload.dtype_dlr_retry = cpu_to_le32((retryFlag & 0x01) |
+ ((linkrate & 0x0F) * 0x1000000) |
+ ((stp_sspsmp_sata & 0x03) * 0x10000000));
+ payload.firstburstsize_ITNexustimeout =
+ cpu_to_le32(ITNT | (firstBurstSize * 0x10000));
+ memcpy(payload.sas_addr, pm8001_dev->sas_device->sas_addr,
+ SAS_ADDR_SIZE);
+
+ rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
+ sizeof(payload), 0);
+ if (rc)
+ pm8001_ccb_free(pm8001_ha, ccb);
+
+ return rc;
+}
+
+/*
+ * see comments on pm8001_mpi_reg_resp.
+ */
+int pm8001_chip_dereg_dev_req(struct pm8001_hba_info *pm8001_ha,
+ u32 device_id)
+{
+ struct dereg_dev_req payload;
+ u32 opc = OPC_INB_DEREG_DEV_HANDLE;
+
+ memset(&payload, 0, sizeof(payload));
+ payload.tag = cpu_to_le32(1);
+ payload.device_id = cpu_to_le32(device_id);
+ pm8001_dbg(pm8001_ha, MSG, "unregister device device_id = %d\n",
+ device_id);
+
+ return pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
+ sizeof(payload), 0);
+}
+
+/**
+ * pm8001_chip_phy_ctl_req - support the local phy operation
+ * @pm8001_ha: our hba card information.
+ * @phyId: the phy id which we wanted to operate
+ * @phy_op: the phy operation to request
+ */
+static int pm8001_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
+ u32 phyId, u32 phy_op)
+{
+ struct local_phy_ctl_req payload;
+ u32 opc = OPC_INB_LOCAL_PHY_CONTROL;
+
+ memset(&payload, 0, sizeof(payload));
+ payload.tag = cpu_to_le32(1);
+ payload.phyop_phyid =
+ cpu_to_le32(((phy_op & 0xff) << 8) | (phyId & 0x0F));
+
+ return pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
+ sizeof(payload), 0);
+}
+
+static u32 pm8001_chip_is_our_interrupt(struct pm8001_hba_info *pm8001_ha)
+{
+#ifdef PM8001_USE_MSIX
+ return 1;
+#else
+ u32 value;
+
+ value = pm8001_cr32(pm8001_ha, 0, MSGU_ODR);
+ if (value)
+ return 1;
+ return 0;
+#endif
+}
+
+/**
+ * pm8001_chip_isr - PM8001 isr handler.
+ * @pm8001_ha: our hba card information.
+ * @vec: IRQ number
+ */
+static irqreturn_t
+pm8001_chip_isr(struct pm8001_hba_info *pm8001_ha, u8 vec)
+{
+ pm8001_chip_interrupt_disable(pm8001_ha, vec);
+ pm8001_dbg(pm8001_ha, DEVIO,
+ "irq vec %d, ODMR:0x%x\n",
+ vec, pm8001_cr32(pm8001_ha, 0, 0x30));
+ process_oq(pm8001_ha, vec);
+ pm8001_chip_interrupt_enable(pm8001_ha, vec);
+ return IRQ_HANDLED;
+}
+
+static int send_task_abort(struct pm8001_hba_info *pm8001_ha, u32 opc,
+ u32 dev_id, enum sas_internal_abort type, u32 task_tag, u32 cmd_tag)
+{
+ struct task_abort_req task_abort;
+
+ memset(&task_abort, 0, sizeof(task_abort));
+ if (type == SAS_INTERNAL_ABORT_SINGLE) {
+ task_abort.abort_all = 0;
+ task_abort.device_id = cpu_to_le32(dev_id);
+ task_abort.tag_to_abort = cpu_to_le32(task_tag);
+ } else if (type == SAS_INTERNAL_ABORT_DEV) {
+ task_abort.abort_all = cpu_to_le32(1);
+ task_abort.device_id = cpu_to_le32(dev_id);
+ } else {
+ pm8001_dbg(pm8001_ha, EH, "unknown type (%d)\n", type);
+ return -EIO;
+ }
+
+ task_abort.tag = cpu_to_le32(cmd_tag);
+
+ return pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &task_abort,
+ sizeof(task_abort), 0);
+}
+
+/*
+ * pm8001_chip_abort_task - SAS abort task when error or exception happened.
+ */
+int pm8001_chip_abort_task(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_ccb_info *ccb)
+{
+ struct sas_task *task = ccb->task;
+ struct sas_internal_abort_task *abort = &task->abort_task;
+ struct pm8001_device *pm8001_dev = ccb->device;
+ int rc = TMF_RESP_FUNC_FAILED;
+ u32 opc, device_id;
+
+ pm8001_dbg(pm8001_ha, EH, "cmd_tag = %x, abort task tag = 0x%x\n",
+ ccb->ccb_tag, abort->tag);
+ if (pm8001_dev->dev_type == SAS_END_DEVICE)
+ opc = OPC_INB_SSP_ABORT;
+ else if (pm8001_dev->dev_type == SAS_SATA_DEV)
+ opc = OPC_INB_SATA_ABORT;
+ else
+ opc = OPC_INB_SMP_ABORT;/* SMP */
+ device_id = pm8001_dev->device_id;
+ rc = send_task_abort(pm8001_ha, opc, device_id, abort->type,
+ abort->tag, ccb->ccb_tag);
+ if (rc != TMF_RESP_FUNC_COMPLETE)
+ pm8001_dbg(pm8001_ha, EH, "rc= %d\n", rc);
+ return rc;
+}
+
+/**
+ * pm8001_chip_ssp_tm_req - built the task management command.
+ * @pm8001_ha: our hba card information.
+ * @ccb: the ccb information.
+ * @tmf: task management function.
+ */
+int pm8001_chip_ssp_tm_req(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_ccb_info *ccb, struct sas_tmf_task *tmf)
+{
+ struct sas_task *task = ccb->task;
+ struct domain_device *dev = task->dev;
+ struct pm8001_device *pm8001_dev = dev->lldd_dev;
+ u32 opc = OPC_INB_SSPINITMSTART;
+ struct ssp_ini_tm_start_req sspTMCmd;
+
+ memset(&sspTMCmd, 0, sizeof(sspTMCmd));
+ sspTMCmd.device_id = cpu_to_le32(pm8001_dev->device_id);
+ sspTMCmd.relate_tag = cpu_to_le32((u32)tmf->tag_of_task_to_be_managed);
+ sspTMCmd.tmf = cpu_to_le32(tmf->tmf);
+ memcpy(sspTMCmd.lun, task->ssp_task.LUN, 8);
+ sspTMCmd.tag = cpu_to_le32(ccb->ccb_tag);
+ if (pm8001_ha->chip_id != chip_8001)
+ sspTMCmd.ds_ads_m = cpu_to_le32(0x08);
+
+ return pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &sspTMCmd,
+ sizeof(sspTMCmd), 0);
+}
+
+int pm8001_chip_get_nvmd_req(struct pm8001_hba_info *pm8001_ha,
+ void *payload)
+{
+ u32 opc = OPC_INB_GET_NVMD_DATA;
+ u32 nvmd_type;
+ int rc;
+ struct pm8001_ccb_info *ccb;
+ struct get_nvm_data_req nvmd_req;
+ struct fw_control_ex *fw_control_context;
+ struct pm8001_ioctl_payload *ioctl_payload = payload;
+
+ nvmd_type = ioctl_payload->minor_function;
+ fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL);
+ if (!fw_control_context)
+ return -ENOMEM;
+ fw_control_context->usrAddr = (u8 *)ioctl_payload->func_specific;
+ fw_control_context->len = ioctl_payload->rd_length;
+ memset(&nvmd_req, 0, sizeof(nvmd_req));
+
+ ccb = pm8001_ccb_alloc(pm8001_ha, NULL, NULL);
+ if (!ccb) {
+ kfree(fw_control_context);
+ return -SAS_QUEUE_FULL;
+ }
+ ccb->fw_control_context = fw_control_context;
+
+ nvmd_req.tag = cpu_to_le32(ccb->ccb_tag);
+
+ switch (nvmd_type) {
+ case TWI_DEVICE: {
+ u32 twi_addr, twi_page_size;
+ twi_addr = 0xa8;
+ twi_page_size = 2;
+
+ nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | twi_addr << 16 |
+ twi_page_size << 8 | TWI_DEVICE);
+ nvmd_req.resp_len = cpu_to_le32(ioctl_payload->rd_length);
+ nvmd_req.resp_addr_hi =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
+ nvmd_req.resp_addr_lo =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
+ break;
+ }
+ case C_SEEPROM: {
+ nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | C_SEEPROM);
+ nvmd_req.resp_len = cpu_to_le32(ioctl_payload->rd_length);
+ nvmd_req.resp_addr_hi =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
+ nvmd_req.resp_addr_lo =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
+ break;
+ }
+ case VPD_FLASH: {
+ nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | VPD_FLASH);
+ nvmd_req.resp_len = cpu_to_le32(ioctl_payload->rd_length);
+ nvmd_req.resp_addr_hi =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
+ nvmd_req.resp_addr_lo =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
+ break;
+ }
+ case EXPAN_ROM: {
+ nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | EXPAN_ROM);
+ nvmd_req.resp_len = cpu_to_le32(ioctl_payload->rd_length);
+ nvmd_req.resp_addr_hi =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
+ nvmd_req.resp_addr_lo =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
+ break;
+ }
+ case IOP_RDUMP: {
+ nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | IOP_RDUMP);
+ nvmd_req.resp_len = cpu_to_le32(ioctl_payload->rd_length);
+ nvmd_req.vpd_offset = cpu_to_le32(ioctl_payload->offset);
+ nvmd_req.resp_addr_hi =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
+ nvmd_req.resp_addr_lo =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
+ break;
+ }
+ default:
+ break;
+ }
+
+ rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &nvmd_req,
+ sizeof(nvmd_req), 0);
+ if (rc) {
+ kfree(fw_control_context);
+ pm8001_ccb_free(pm8001_ha, ccb);
+ }
+ return rc;
+}
+
+int pm8001_chip_set_nvmd_req(struct pm8001_hba_info *pm8001_ha,
+ void *payload)
+{
+ u32 opc = OPC_INB_SET_NVMD_DATA;
+ u32 nvmd_type;
+ int rc;
+ struct pm8001_ccb_info *ccb;
+ struct set_nvm_data_req nvmd_req;
+ struct fw_control_ex *fw_control_context;
+ struct pm8001_ioctl_payload *ioctl_payload = payload;
+
+ nvmd_type = ioctl_payload->minor_function;
+ fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL);
+ if (!fw_control_context)
+ return -ENOMEM;
+
+ memcpy(pm8001_ha->memoryMap.region[NVMD].virt_ptr,
+ &ioctl_payload->func_specific,
+ ioctl_payload->wr_length);
+ memset(&nvmd_req, 0, sizeof(nvmd_req));
+
+ ccb = pm8001_ccb_alloc(pm8001_ha, NULL, NULL);
+ if (!ccb) {
+ kfree(fw_control_context);
+ return -SAS_QUEUE_FULL;
+ }
+ ccb->fw_control_context = fw_control_context;
+
+ nvmd_req.tag = cpu_to_le32(ccb->ccb_tag);
+ switch (nvmd_type) {
+ case TWI_DEVICE: {
+ u32 twi_addr, twi_page_size;
+ twi_addr = 0xa8;
+ twi_page_size = 2;
+ nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98);
+ nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | twi_addr << 16 |
+ twi_page_size << 8 | TWI_DEVICE);
+ nvmd_req.resp_len = cpu_to_le32(ioctl_payload->wr_length);
+ nvmd_req.resp_addr_hi =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
+ nvmd_req.resp_addr_lo =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
+ break;
+ }
+ case C_SEEPROM:
+ nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | C_SEEPROM);
+ nvmd_req.resp_len = cpu_to_le32(ioctl_payload->wr_length);
+ nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98);
+ nvmd_req.resp_addr_hi =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
+ nvmd_req.resp_addr_lo =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
+ break;
+ case VPD_FLASH:
+ nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | VPD_FLASH);
+ nvmd_req.resp_len = cpu_to_le32(ioctl_payload->wr_length);
+ nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98);
+ nvmd_req.resp_addr_hi =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
+ nvmd_req.resp_addr_lo =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
+ break;
+ case EXPAN_ROM:
+ nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | EXPAN_ROM);
+ nvmd_req.resp_len = cpu_to_le32(ioctl_payload->wr_length);
+ nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98);
+ nvmd_req.resp_addr_hi =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
+ nvmd_req.resp_addr_lo =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
+ break;
+ default:
+ break;
+ }
+
+ rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &nvmd_req,
+ sizeof(nvmd_req), 0);
+ if (rc) {
+ kfree(fw_control_context);
+ pm8001_ccb_free(pm8001_ha, ccb);
+ }
+ return rc;
+}
+
+/**
+ * pm8001_chip_fw_flash_update_build - support the firmware update operation
+ * @pm8001_ha: our hba card information.
+ * @fw_flash_updata_info: firmware flash update param
+ * @tag: Tag to apply to the payload
+ */
+int
+pm8001_chip_fw_flash_update_build(struct pm8001_hba_info *pm8001_ha,
+ void *fw_flash_updata_info, u32 tag)
+{
+ struct fw_flash_Update_req payload;
+ struct fw_flash_updata_info *info;
+ u32 opc = OPC_INB_FW_FLASH_UPDATE;
+
+ memset(&payload, 0, sizeof(struct fw_flash_Update_req));
+ info = fw_flash_updata_info;
+ payload.tag = cpu_to_le32(tag);
+ payload.cur_image_len = cpu_to_le32(info->cur_image_len);
+ payload.cur_image_offset = cpu_to_le32(info->cur_image_offset);
+ payload.total_image_len = cpu_to_le32(info->total_image_len);
+ payload.len = info->sgl.im_len.len ;
+ payload.sgl_addr_lo =
+ cpu_to_le32(lower_32_bits(le64_to_cpu(info->sgl.addr)));
+ payload.sgl_addr_hi =
+ cpu_to_le32(upper_32_bits(le64_to_cpu(info->sgl.addr)));
+
+ return pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
+ sizeof(payload), 0);
+}
+
+int
+pm8001_chip_fw_flash_update_req(struct pm8001_hba_info *pm8001_ha,
+ void *payload)
+{
+ struct fw_flash_updata_info flash_update_info;
+ struct fw_control_info *fw_control;
+ struct fw_control_ex *fw_control_context;
+ int rc;
+ struct pm8001_ccb_info *ccb;
+ void *buffer = pm8001_ha->memoryMap.region[FW_FLASH].virt_ptr;
+ dma_addr_t phys_addr = pm8001_ha->memoryMap.region[FW_FLASH].phys_addr;
+ struct pm8001_ioctl_payload *ioctl_payload = payload;
+
+ fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL);
+ if (!fw_control_context)
+ return -ENOMEM;
+ fw_control = (struct fw_control_info *)&ioctl_payload->func_specific;
+ pm8001_dbg(pm8001_ha, DEVIO,
+ "dma fw_control context input length :%x\n",
+ fw_control->len);
+ memcpy(buffer, fw_control->buffer, fw_control->len);
+ flash_update_info.sgl.addr = cpu_to_le64(phys_addr);
+ flash_update_info.sgl.im_len.len = cpu_to_le32(fw_control->len);
+ flash_update_info.sgl.im_len.e = 0;
+ flash_update_info.cur_image_offset = fw_control->offset;
+ flash_update_info.cur_image_len = fw_control->len;
+ flash_update_info.total_image_len = fw_control->size;
+ fw_control_context->fw_control = fw_control;
+ fw_control_context->virtAddr = buffer;
+ fw_control_context->phys_addr = phys_addr;
+ fw_control_context->len = fw_control->len;
+
+ ccb = pm8001_ccb_alloc(pm8001_ha, NULL, NULL);
+ if (!ccb) {
+ kfree(fw_control_context);
+ return -SAS_QUEUE_FULL;
+ }
+ ccb->fw_control_context = fw_control_context;
+
+ rc = pm8001_chip_fw_flash_update_build(pm8001_ha, &flash_update_info,
+ ccb->ccb_tag);
+ if (rc) {
+ kfree(fw_control_context);
+ pm8001_ccb_free(pm8001_ha, ccb);
+ }
+
+ return rc;
+}
+
+ssize_t
+pm8001_get_gsm_dump(struct device *cdev, u32 length, char *buf)
+{
+ u32 value, rem, offset = 0, bar = 0;
+ u32 index, work_offset, dw_length;
+ u32 shift_value, gsm_base, gsm_dump_offset;
+ char *direct_data;
+ struct Scsi_Host *shost = class_to_shost(cdev);
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+
+ direct_data = buf;
+ gsm_dump_offset = pm8001_ha->fatal_forensic_shift_offset;
+
+ /* check max is 1 Mbytes */
+ if ((length > 0x100000) || (gsm_dump_offset & 3) ||
+ ((gsm_dump_offset + length) > 0x1000000))
+ return -EINVAL;
+
+ if (pm8001_ha->chip_id == chip_8001)
+ bar = 2;
+ else
+ bar = 1;
+
+ work_offset = gsm_dump_offset & 0xFFFF0000;
+ offset = gsm_dump_offset & 0x0000FFFF;
+ gsm_dump_offset = work_offset;
+ /* adjust length to dword boundary */
+ rem = length & 3;
+ dw_length = length >> 2;
+
+ for (index = 0; index < dw_length; index++) {
+ if ((work_offset + offset) & 0xFFFF0000) {
+ if (pm8001_ha->chip_id == chip_8001)
+ shift_value = ((gsm_dump_offset + offset) &
+ SHIFT_REG_64K_MASK);
+ else
+ shift_value = (((gsm_dump_offset + offset) &
+ SHIFT_REG_64K_MASK) >>
+ SHIFT_REG_BIT_SHIFT);
+
+ if (pm8001_ha->chip_id == chip_8001) {
+ gsm_base = GSM_BASE;
+ if (-1 == pm8001_bar4_shift(pm8001_ha,
+ (gsm_base + shift_value)))
+ return -EIO;
+ } else {
+ gsm_base = 0;
+ if (-1 == pm80xx_bar4_shift(pm8001_ha,
+ (gsm_base + shift_value)))
+ return -EIO;
+ }
+ gsm_dump_offset = (gsm_dump_offset + offset) &
+ 0xFFFF0000;
+ work_offset = 0;
+ offset = offset & 0x0000FFFF;
+ }
+ value = pm8001_cr32(pm8001_ha, bar, (work_offset + offset) &
+ 0x0000FFFF);
+ direct_data += sprintf(direct_data, "%08x ", value);
+ offset += 4;
+ }
+ if (rem != 0) {
+ value = pm8001_cr32(pm8001_ha, bar, (work_offset + offset) &
+ 0x0000FFFF);
+ /* xfr for non_dw */
+ direct_data += sprintf(direct_data, "%08x ", value);
+ }
+ /* Shift back to BAR4 original address */
+ if (-1 == pm8001_bar4_shift(pm8001_ha, 0))
+ return -EIO;
+ pm8001_ha->fatal_forensic_shift_offset += 1024;
+
+ if (pm8001_ha->fatal_forensic_shift_offset >= 0x100000)
+ pm8001_ha->fatal_forensic_shift_offset = 0;
+ return direct_data - buf;
+}
+
+int
+pm8001_chip_set_dev_state_req(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_device *pm8001_dev, u32 state)
+{
+ struct set_dev_state_req payload;
+ struct pm8001_ccb_info *ccb;
+ int rc;
+ u32 opc = OPC_INB_SET_DEVICE_STATE;
+
+ memset(&payload, 0, sizeof(payload));
+
+ ccb = pm8001_ccb_alloc(pm8001_ha, pm8001_dev, NULL);
+ if (!ccb)
+ return -SAS_QUEUE_FULL;
+
+ payload.tag = cpu_to_le32(ccb->ccb_tag);
+ payload.device_id = cpu_to_le32(pm8001_dev->device_id);
+ payload.nds = cpu_to_le32(state);
+
+ rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
+ sizeof(payload), 0);
+ if (rc)
+ pm8001_ccb_free(pm8001_ha, ccb);
+
+ return rc;
+}
+
+static int
+pm8001_chip_sas_re_initialization(struct pm8001_hba_info *pm8001_ha)
+{
+ struct sas_re_initialization_req payload;
+ struct pm8001_ccb_info *ccb;
+ int rc;
+ u32 opc = OPC_INB_SAS_RE_INITIALIZE;
+
+ memset(&payload, 0, sizeof(payload));
+
+ ccb = pm8001_ccb_alloc(pm8001_ha, NULL, NULL);
+ if (!ccb)
+ return -SAS_QUEUE_FULL;
+
+ payload.tag = cpu_to_le32(ccb->ccb_tag);
+ payload.SSAHOLT = cpu_to_le32(0xd << 25);
+ payload.sata_hol_tmo = cpu_to_le32(80);
+ payload.open_reject_cmdretries_data_retries = cpu_to_le32(0xff00ff);
+
+ rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
+ sizeof(payload), 0);
+ if (rc)
+ pm8001_ccb_free(pm8001_ha, ccb);
+
+ return rc;
+}
+
+const struct pm8001_dispatch pm8001_8001_dispatch = {
+ .name = "pmc8001",
+ .chip_init = pm8001_chip_init,
+ .chip_post_init = pm8001_chip_post_init,
+ .chip_soft_rst = pm8001_chip_soft_rst,
+ .chip_rst = pm8001_hw_chip_rst,
+ .chip_iounmap = pm8001_chip_iounmap,
+ .isr = pm8001_chip_isr,
+ .is_our_interrupt = pm8001_chip_is_our_interrupt,
+ .isr_process_oq = process_oq,
+ .interrupt_enable = pm8001_chip_interrupt_enable,
+ .interrupt_disable = pm8001_chip_interrupt_disable,
+ .make_prd = pm8001_chip_make_sg,
+ .smp_req = pm8001_chip_smp_req,
+ .ssp_io_req = pm8001_chip_ssp_io_req,
+ .sata_req = pm8001_chip_sata_req,
+ .phy_start_req = pm8001_chip_phy_start_req,
+ .phy_stop_req = pm8001_chip_phy_stop_req,
+ .reg_dev_req = pm8001_chip_reg_dev_req,
+ .dereg_dev_req = pm8001_chip_dereg_dev_req,
+ .phy_ctl_req = pm8001_chip_phy_ctl_req,
+ .task_abort = pm8001_chip_abort_task,
+ .ssp_tm_req = pm8001_chip_ssp_tm_req,
+ .get_nvmd_req = pm8001_chip_get_nvmd_req,
+ .set_nvmd_req = pm8001_chip_set_nvmd_req,
+ .fw_flash_update_req = pm8001_chip_fw_flash_update_req,
+ .set_dev_state_req = pm8001_chip_set_dev_state_req,
+ .sas_re_init_req = pm8001_chip_sas_re_initialization,
+ .fatal_errors = pm80xx_fatal_errors,
+};
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-28 19:55:27 +0000