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Diffstat (limited to 'drivers/scsi/pm8001/pm80xx_hwi.c')
-rw-r--r--drivers/scsi/pm8001/pm80xx_hwi.c4940
1 files changed, 4940 insertions, 0 deletions
diff --git a/drivers/scsi/pm8001/pm80xx_hwi.c b/drivers/scsi/pm8001/pm80xx_hwi.c
new file mode 100644
index 0000000000..3afd9443c4
--- /dev/null
+++ b/drivers/scsi/pm8001/pm80xx_hwi.c
@@ -0,0 +1,4940 @@
+/*
+ * PMC-Sierra SPCv/ve 8088/8089 SAS/SATA based host adapters driver
+ *
+ * Copyright (c) 2008-2009 PMC-Sierra, Inc.,
+ * 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 "pm80xx_hwi.h"
+ #include "pm8001_chips.h"
+ #include "pm8001_ctl.h"
+#include "pm80xx_tracepoints.h"
+
+#define SMP_DIRECT 1
+#define SMP_INDIRECT 2
+
+
+int pm80xx_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shift_value)
+{
+ u32 reg_val;
+ unsigned long start;
+ pm8001_cw32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER, shift_value);
+ /* confirm the setting is written */
+ start = jiffies + HZ; /* 1 sec */
+ do {
+ reg_val = pm8001_cr32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER);
+ } while ((reg_val != shift_value) && time_before(jiffies, start));
+ if (reg_val != shift_value) {
+ pm8001_dbg(pm8001_ha, FAIL, "TIMEOUT:MEMBASE_II_SHIFT_REGISTER = 0x%x\n",
+ reg_val);
+ return -1;
+ }
+ return 0;
+}
+
+static void pm80xx_pci_mem_copy(struct pm8001_hba_info *pm8001_ha, u32 soffset,
+ __le32 *destination,
+ u32 dw_count, u32 bus_base_number)
+{
+ u32 index, value, offset;
+
+ for (index = 0; index < dw_count; index += 4, destination++) {
+ offset = (soffset + index);
+ if (offset < (64 * 1024)) {
+ value = pm8001_cr32(pm8001_ha, bus_base_number, offset);
+ *destination = cpu_to_le32(value);
+ }
+ }
+ return;
+}
+
+ssize_t pm80xx_get_fatal_dump(struct device *cdev,
+ struct device_attribute *attr, char *buf)
+{
+ 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;
+ void __iomem *fatal_table_address = pm8001_ha->fatal_tbl_addr;
+ u32 accum_len, reg_val, index, *temp;
+ u32 status = 1;
+ unsigned long start;
+ u8 *direct_data;
+ char *fatal_error_data = buf;
+ u32 length_to_read;
+ u32 offset;
+
+ pm8001_ha->forensic_info.data_buf.direct_data = buf;
+ if (pm8001_ha->chip_id == chip_8001) {
+ pm8001_ha->forensic_info.data_buf.direct_data +=
+ sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
+ "Not supported for SPC controller");
+ return (char *)pm8001_ha->forensic_info.data_buf.direct_data -
+ (char *)buf;
+ }
+ /* initialize variables for very first call from host application */
+ if (pm8001_ha->forensic_info.data_buf.direct_offset == 0) {
+ pm8001_dbg(pm8001_ha, IO,
+ "forensic_info TYPE_NON_FATAL..............\n");
+ direct_data = (u8 *)fatal_error_data;
+ pm8001_ha->forensic_info.data_type = TYPE_NON_FATAL;
+ pm8001_ha->forensic_info.data_buf.direct_len = SYSFS_OFFSET;
+ pm8001_ha->forensic_info.data_buf.direct_offset = 0;
+ pm8001_ha->forensic_info.data_buf.read_len = 0;
+ pm8001_ha->forensic_preserved_accumulated_transfer = 0;
+
+ /* Write signature to fatal dump table */
+ pm8001_mw32(fatal_table_address,
+ MPI_FATAL_EDUMP_TABLE_SIGNATURE, 0x1234abcd);
+
+ pm8001_ha->forensic_info.data_buf.direct_data = direct_data;
+ pm8001_dbg(pm8001_ha, IO, "ossaHwCB: status1 %d\n", status);
+ pm8001_dbg(pm8001_ha, IO, "ossaHwCB: read_len 0x%x\n",
+ pm8001_ha->forensic_info.data_buf.read_len);
+ pm8001_dbg(pm8001_ha, IO, "ossaHwCB: direct_len 0x%x\n",
+ pm8001_ha->forensic_info.data_buf.direct_len);
+ pm8001_dbg(pm8001_ha, IO, "ossaHwCB: direct_offset 0x%x\n",
+ pm8001_ha->forensic_info.data_buf.direct_offset);
+ }
+ if (pm8001_ha->forensic_info.data_buf.direct_offset == 0) {
+ /* start to get data */
+ /* Program the MEMBASE II Shifting Register with 0x00.*/
+ pm8001_cw32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER,
+ pm8001_ha->fatal_forensic_shift_offset);
+ pm8001_ha->forensic_last_offset = 0;
+ pm8001_ha->forensic_fatal_step = 0;
+ pm8001_ha->fatal_bar_loc = 0;
+ }
+
+ /* Read until accum_len is retrieved */
+ accum_len = pm8001_mr32(fatal_table_address,
+ MPI_FATAL_EDUMP_TABLE_ACCUM_LEN);
+ /* Determine length of data between previously stored transfer length
+ * and current accumulated transfer length
+ */
+ length_to_read =
+ accum_len - pm8001_ha->forensic_preserved_accumulated_transfer;
+ pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: accum_len 0x%x\n",
+ accum_len);
+ pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: length_to_read 0x%x\n",
+ length_to_read);
+ pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: last_offset 0x%x\n",
+ pm8001_ha->forensic_last_offset);
+ pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: read_len 0x%x\n",
+ pm8001_ha->forensic_info.data_buf.read_len);
+ pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv:: direct_len 0x%x\n",
+ pm8001_ha->forensic_info.data_buf.direct_len);
+ pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv:: direct_offset 0x%x\n",
+ pm8001_ha->forensic_info.data_buf.direct_offset);
+
+ /* If accumulated length failed to read correctly fail the attempt.*/
+ if (accum_len == 0xFFFFFFFF) {
+ pm8001_dbg(pm8001_ha, IO,
+ "Possible PCI issue 0x%x not expected\n",
+ accum_len);
+ return status;
+ }
+ /* If accumulated length is zero fail the attempt */
+ if (accum_len == 0) {
+ pm8001_ha->forensic_info.data_buf.direct_data +=
+ sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
+ "%08x ", 0xFFFFFFFF);
+ return (char *)pm8001_ha->forensic_info.data_buf.direct_data -
+ (char *)buf;
+ }
+ /* Accumulated length is good so start capturing the first data */
+ temp = (u32 *)pm8001_ha->memoryMap.region[FORENSIC_MEM].virt_ptr;
+ if (pm8001_ha->forensic_fatal_step == 0) {
+moreData:
+ /* If data to read is less than SYSFS_OFFSET then reduce the
+ * length of dataLen
+ */
+ if (pm8001_ha->forensic_last_offset + SYSFS_OFFSET
+ > length_to_read) {
+ pm8001_ha->forensic_info.data_buf.direct_len =
+ length_to_read -
+ pm8001_ha->forensic_last_offset;
+ } else {
+ pm8001_ha->forensic_info.data_buf.direct_len =
+ SYSFS_OFFSET;
+ }
+ if (pm8001_ha->forensic_info.data_buf.direct_data) {
+ /* Data is in bar, copy to host memory */
+ pm80xx_pci_mem_copy(pm8001_ha,
+ pm8001_ha->fatal_bar_loc,
+ pm8001_ha->memoryMap.region[FORENSIC_MEM].virt_ptr,
+ pm8001_ha->forensic_info.data_buf.direct_len, 1);
+ }
+ pm8001_ha->fatal_bar_loc +=
+ pm8001_ha->forensic_info.data_buf.direct_len;
+ pm8001_ha->forensic_info.data_buf.direct_offset +=
+ pm8001_ha->forensic_info.data_buf.direct_len;
+ pm8001_ha->forensic_last_offset +=
+ pm8001_ha->forensic_info.data_buf.direct_len;
+ pm8001_ha->forensic_info.data_buf.read_len =
+ pm8001_ha->forensic_info.data_buf.direct_len;
+
+ if (pm8001_ha->forensic_last_offset >= length_to_read) {
+ pm8001_ha->forensic_info.data_buf.direct_data +=
+ sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
+ "%08x ", 3);
+ for (index = 0; index <
+ (pm8001_ha->forensic_info.data_buf.direct_len
+ / 4); index++) {
+ pm8001_ha->forensic_info.data_buf.direct_data +=
+ sprintf(
+ pm8001_ha->forensic_info.data_buf.direct_data,
+ "%08x ", *(temp + index));
+ }
+
+ pm8001_ha->fatal_bar_loc = 0;
+ pm8001_ha->forensic_fatal_step = 1;
+ pm8001_ha->fatal_forensic_shift_offset = 0;
+ pm8001_ha->forensic_last_offset = 0;
+ status = 0;
+ offset = (int)
+ ((char *)pm8001_ha->forensic_info.data_buf.direct_data
+ - (char *)buf);
+ pm8001_dbg(pm8001_ha, IO,
+ "get_fatal_spcv:return1 0x%x\n", offset);
+ return (char *)pm8001_ha->
+ forensic_info.data_buf.direct_data -
+ (char *)buf;
+ }
+ if (pm8001_ha->fatal_bar_loc < (64 * 1024)) {
+ pm8001_ha->forensic_info.data_buf.direct_data +=
+ sprintf(pm8001_ha->
+ forensic_info.data_buf.direct_data,
+ "%08x ", 2);
+ for (index = 0; index <
+ (pm8001_ha->forensic_info.data_buf.direct_len
+ / 4); index++) {
+ pm8001_ha->forensic_info.data_buf.direct_data
+ += sprintf(pm8001_ha->
+ forensic_info.data_buf.direct_data,
+ "%08x ", *(temp + index));
+ }
+ status = 0;
+ offset = (int)
+ ((char *)pm8001_ha->forensic_info.data_buf.direct_data
+ - (char *)buf);
+ pm8001_dbg(pm8001_ha, IO,
+ "get_fatal_spcv:return2 0x%x\n", offset);
+ return (char *)pm8001_ha->
+ forensic_info.data_buf.direct_data -
+ (char *)buf;
+ }
+
+ /* Increment the MEMBASE II Shifting Register value by 0x100.*/
+ pm8001_ha->forensic_info.data_buf.direct_data +=
+ sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
+ "%08x ", 2);
+ for (index = 0; index <
+ (pm8001_ha->forensic_info.data_buf.direct_len
+ / 4) ; index++) {
+ pm8001_ha->forensic_info.data_buf.direct_data +=
+ sprintf(pm8001_ha->
+ forensic_info.data_buf.direct_data,
+ "%08x ", *(temp + index));
+ }
+ pm8001_ha->fatal_forensic_shift_offset += 0x100;
+ pm8001_cw32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER,
+ pm8001_ha->fatal_forensic_shift_offset);
+ pm8001_ha->fatal_bar_loc = 0;
+ status = 0;
+ offset = (int)
+ ((char *)pm8001_ha->forensic_info.data_buf.direct_data
+ - (char *)buf);
+ pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: return3 0x%x\n",
+ offset);
+ return (char *)pm8001_ha->forensic_info.data_buf.direct_data -
+ (char *)buf;
+ }
+ if (pm8001_ha->forensic_fatal_step == 1) {
+ /* store previous accumulated length before triggering next
+ * accumulated length update
+ */
+ pm8001_ha->forensic_preserved_accumulated_transfer =
+ pm8001_mr32(fatal_table_address,
+ MPI_FATAL_EDUMP_TABLE_ACCUM_LEN);
+
+ /* continue capturing the fatal log until Dump status is 0x3 */
+ if (pm8001_mr32(fatal_table_address,
+ MPI_FATAL_EDUMP_TABLE_STATUS) <
+ MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_DONE) {
+
+ /* reset fddstat bit by writing to zero*/
+ pm8001_mw32(fatal_table_address,
+ MPI_FATAL_EDUMP_TABLE_STATUS, 0x0);
+
+ /* set dump control value to '1' so that new data will
+ * be transferred to shared memory
+ */
+ pm8001_mw32(fatal_table_address,
+ MPI_FATAL_EDUMP_TABLE_HANDSHAKE,
+ MPI_FATAL_EDUMP_HANDSHAKE_RDY);
+
+ /*Poll FDDHSHK until clear */
+ start = jiffies + (2 * HZ); /* 2 sec */
+
+ do {
+ reg_val = pm8001_mr32(fatal_table_address,
+ MPI_FATAL_EDUMP_TABLE_HANDSHAKE);
+ } while ((reg_val) && time_before(jiffies, start));
+
+ if (reg_val != 0) {
+ pm8001_dbg(pm8001_ha, FAIL,
+ "TIMEOUT:MPI_FATAL_EDUMP_TABLE_HDSHAKE 0x%x\n",
+ reg_val);
+ /* Fail the dump if a timeout occurs */
+ pm8001_ha->forensic_info.data_buf.direct_data +=
+ sprintf(
+ pm8001_ha->forensic_info.data_buf.direct_data,
+ "%08x ", 0xFFFFFFFF);
+ return((char *)
+ pm8001_ha->forensic_info.data_buf.direct_data
+ - (char *)buf);
+ }
+ /* Poll status register until set to 2 or
+ * 3 for up to 2 seconds
+ */
+ start = jiffies + (2 * HZ); /* 2 sec */
+
+ do {
+ reg_val = pm8001_mr32(fatal_table_address,
+ MPI_FATAL_EDUMP_TABLE_STATUS);
+ } while (((reg_val != 2) && (reg_val != 3)) &&
+ time_before(jiffies, start));
+
+ if (reg_val < 2) {
+ pm8001_dbg(pm8001_ha, FAIL,
+ "TIMEOUT:MPI_FATAL_EDUMP_TABLE_STATUS = 0x%x\n",
+ reg_val);
+ /* Fail the dump if a timeout occurs */
+ pm8001_ha->forensic_info.data_buf.direct_data +=
+ sprintf(
+ pm8001_ha->forensic_info.data_buf.direct_data,
+ "%08x ", 0xFFFFFFFF);
+ return((char *)pm8001_ha->forensic_info.data_buf.direct_data -
+ (char *)buf);
+ }
+ /* reset fatal_forensic_shift_offset back to zero and reset MEMBASE 2 register to zero */
+ pm8001_ha->fatal_forensic_shift_offset = 0; /* location in 64k region */
+ pm8001_cw32(pm8001_ha, 0,
+ MEMBASE_II_SHIFT_REGISTER,
+ pm8001_ha->fatal_forensic_shift_offset);
+ }
+ /* Read the next block of the debug data.*/
+ length_to_read = pm8001_mr32(fatal_table_address,
+ MPI_FATAL_EDUMP_TABLE_ACCUM_LEN) -
+ pm8001_ha->forensic_preserved_accumulated_transfer;
+ if (length_to_read != 0x0) {
+ pm8001_ha->forensic_fatal_step = 0;
+ goto moreData;
+ } else {
+ pm8001_ha->forensic_info.data_buf.direct_data +=
+ sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
+ "%08x ", 4);
+ pm8001_ha->forensic_info.data_buf.read_len = 0xFFFFFFFF;
+ pm8001_ha->forensic_info.data_buf.direct_len = 0;
+ pm8001_ha->forensic_info.data_buf.direct_offset = 0;
+ pm8001_ha->forensic_info.data_buf.read_len = 0;
+ }
+ }
+ offset = (int)((char *)pm8001_ha->forensic_info.data_buf.direct_data
+ - (char *)buf);
+ pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: return4 0x%x\n", offset);
+ return ((char *)pm8001_ha->forensic_info.data_buf.direct_data -
+ (char *)buf);
+}
+
+/* pm80xx_get_non_fatal_dump - dump the nonfatal data from the dma
+ * location by the firmware.
+ */
+ssize_t pm80xx_get_non_fatal_dump(struct device *cdev,
+ struct device_attribute *attr, char *buf)
+{
+ 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;
+ void __iomem *nonfatal_table_address = pm8001_ha->fatal_tbl_addr;
+ u32 accum_len = 0;
+ u32 total_len = 0;
+ u32 reg_val = 0;
+ u32 *temp = NULL;
+ u32 index = 0;
+ u32 output_length;
+ unsigned long start = 0;
+ char *buf_copy = buf;
+
+ temp = (u32 *)pm8001_ha->memoryMap.region[FORENSIC_MEM].virt_ptr;
+ if (++pm8001_ha->non_fatal_count == 1) {
+ if (pm8001_ha->chip_id == chip_8001) {
+ snprintf(pm8001_ha->forensic_info.data_buf.direct_data,
+ PAGE_SIZE, "Not supported for SPC controller");
+ return 0;
+ }
+ pm8001_dbg(pm8001_ha, IO, "forensic_info TYPE_NON_FATAL...\n");
+ /*
+ * Step 1: Write the host buffer parameters in the MPI Fatal and
+ * Non-Fatal Error Dump Capture Table.This is the buffer
+ * where debug data will be DMAed to.
+ */
+ pm8001_mw32(nonfatal_table_address,
+ MPI_FATAL_EDUMP_TABLE_LO_OFFSET,
+ pm8001_ha->memoryMap.region[FORENSIC_MEM].phys_addr_lo);
+
+ pm8001_mw32(nonfatal_table_address,
+ MPI_FATAL_EDUMP_TABLE_HI_OFFSET,
+ pm8001_ha->memoryMap.region[FORENSIC_MEM].phys_addr_hi);
+
+ pm8001_mw32(nonfatal_table_address,
+ MPI_FATAL_EDUMP_TABLE_LENGTH, SYSFS_OFFSET);
+
+ /* Optionally, set the DUMPCTRL bit to 1 if the host
+ * keeps sending active I/Os while capturing the non-fatal
+ * debug data. Otherwise, leave this bit set to zero
+ */
+ pm8001_mw32(nonfatal_table_address,
+ MPI_FATAL_EDUMP_TABLE_HANDSHAKE, MPI_FATAL_EDUMP_HANDSHAKE_RDY);
+
+ /*
+ * Step 2: Clear Accumulative Length of Debug Data Transferred
+ * [ACCDDLEN] field in the MPI Fatal and Non-Fatal Error Dump
+ * Capture Table to zero.
+ */
+ pm8001_mw32(nonfatal_table_address,
+ MPI_FATAL_EDUMP_TABLE_ACCUM_LEN, 0);
+
+ /* initiallize previous accumulated length to 0 */
+ pm8001_ha->forensic_preserved_accumulated_transfer = 0;
+ pm8001_ha->non_fatal_read_length = 0;
+ }
+
+ total_len = pm8001_mr32(nonfatal_table_address,
+ MPI_FATAL_EDUMP_TABLE_TOTAL_LEN);
+ /*
+ * Step 3:Clear Fatal/Non-Fatal Debug Data Transfer Status [FDDTSTAT]
+ * field and then request that the SPCv controller transfer the debug
+ * data by setting bit 7 of the Inbound Doorbell Set Register.
+ */
+ pm8001_mw32(nonfatal_table_address, MPI_FATAL_EDUMP_TABLE_STATUS, 0);
+ pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET,
+ SPCv_MSGU_CFG_TABLE_NONFATAL_DUMP);
+
+ /*
+ * Step 4.1: Read back the Inbound Doorbell Set Register (by polling for
+ * 2 seconds) until register bit 7 is cleared.
+ * This step only indicates the request is accepted by the controller.
+ */
+ start = jiffies + (2 * HZ); /* 2 sec */
+ do {
+ reg_val = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET) &
+ SPCv_MSGU_CFG_TABLE_NONFATAL_DUMP;
+ } while ((reg_val != 0) && time_before(jiffies, start));
+
+ /* Step 4.2: To check the completion of the transfer, poll the Fatal/Non
+ * Fatal Debug Data Transfer Status [FDDTSTAT] field for 2 seconds in
+ * the MPI Fatal and Non-Fatal Error Dump Capture Table.
+ */
+ start = jiffies + (2 * HZ); /* 2 sec */
+ do {
+ reg_val = pm8001_mr32(nonfatal_table_address,
+ MPI_FATAL_EDUMP_TABLE_STATUS);
+ } while ((!reg_val) && time_before(jiffies, start));
+
+ if ((reg_val == 0x00) ||
+ (reg_val == MPI_FATAL_EDUMP_TABLE_STAT_DMA_FAILED) ||
+ (reg_val > MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_DONE)) {
+ pm8001_ha->non_fatal_read_length = 0;
+ buf_copy += snprintf(buf_copy, PAGE_SIZE, "%08x ", 0xFFFFFFFF);
+ pm8001_ha->non_fatal_count = 0;
+ return (buf_copy - buf);
+ } else if (reg_val ==
+ MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_MORE_DATA) {
+ buf_copy += snprintf(buf_copy, PAGE_SIZE, "%08x ", 2);
+ } else if ((reg_val == MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_DONE) ||
+ (pm8001_ha->non_fatal_read_length >= total_len)) {
+ pm8001_ha->non_fatal_read_length = 0;
+ buf_copy += snprintf(buf_copy, PAGE_SIZE, "%08x ", 4);
+ pm8001_ha->non_fatal_count = 0;
+ }
+ accum_len = pm8001_mr32(nonfatal_table_address,
+ MPI_FATAL_EDUMP_TABLE_ACCUM_LEN);
+ output_length = accum_len -
+ pm8001_ha->forensic_preserved_accumulated_transfer;
+
+ for (index = 0; index < output_length/4; index++)
+ buf_copy += snprintf(buf_copy, PAGE_SIZE,
+ "%08x ", *(temp+index));
+
+ pm8001_ha->non_fatal_read_length += output_length;
+
+ /* store current accumulated length to use in next iteration as
+ * the previous accumulated length
+ */
+ pm8001_ha->forensic_preserved_accumulated_transfer = accum_len;
+ return (buf_copy - buf);
+}
+
+/**
+ * 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.pm80xx_tbl.signature =
+ pm8001_mr32(address, MAIN_SIGNATURE_OFFSET);
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.interface_rev =
+ pm8001_mr32(address, MAIN_INTERFACE_REVISION);
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.firmware_rev =
+ pm8001_mr32(address, MAIN_FW_REVISION);
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.max_out_io =
+ pm8001_mr32(address, MAIN_MAX_OUTSTANDING_IO_OFFSET);
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.max_sgl =
+ pm8001_mr32(address, MAIN_MAX_SGL_OFFSET);
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.ctrl_cap_flag =
+ pm8001_mr32(address, MAIN_CNTRL_CAP_OFFSET);
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.gst_offset =
+ pm8001_mr32(address, MAIN_GST_OFFSET);
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.inbound_queue_offset =
+ pm8001_mr32(address, MAIN_IBQ_OFFSET);
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.outbound_queue_offset =
+ pm8001_mr32(address, MAIN_OBQ_OFFSET);
+
+ /* read Error Dump Offset and Length */
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_dump_offset0 =
+ pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_OFFSET);
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_dump_length0 =
+ pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_LENGTH);
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_dump_offset1 =
+ pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_OFFSET);
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_dump_length1 =
+ pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_LENGTH);
+
+ /* read GPIO LED settings from the configuration table */
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping =
+ pm8001_mr32(address, MAIN_GPIO_LED_FLAGS_OFFSET);
+
+ /* read analog Setting offset from the configuration table */
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.analog_setup_table_offset =
+ pm8001_mr32(address, MAIN_ANALOG_SETUP_OFFSET);
+
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.int_vec_table_offset =
+ pm8001_mr32(address, MAIN_INT_VECTOR_TABLE_OFFSET);
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.phy_attr_table_offset =
+ pm8001_mr32(address, MAIN_SAS_PHY_ATTR_TABLE_OFFSET);
+ /* read port recover and reset timeout */
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer =
+ pm8001_mr32(address, MAIN_PORT_RECOVERY_TIMER);
+ /* read ILA and inactive firmware version */
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version =
+ pm8001_mr32(address, MAIN_MPI_ILA_RELEASE_TYPE);
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version =
+ pm8001_mr32(address, MAIN_MPI_INACTIVE_FW_VERSION);
+
+ pm8001_dbg(pm8001_ha, DEV,
+ "Main cfg table: sign:%x interface rev:%x fw_rev:%x\n",
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.signature,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.interface_rev,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.firmware_rev);
+
+ pm8001_dbg(pm8001_ha, DEV,
+ "table offset: gst:%x iq:%x oq:%x int vec:%x phy attr:%x\n",
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.gst_offset,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.inbound_queue_offset,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.outbound_queue_offset,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.int_vec_table_offset,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.phy_attr_table_offset);
+
+ pm8001_dbg(pm8001_ha, DEV,
+ "Main cfg table; ila rev:%x Inactive fw rev:%x\n",
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version);
+}
+
+/**
+ * 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.pm80xx_tbl.gst_len_mpistate =
+ pm8001_mr32(address, GST_GSTLEN_MPIS_OFFSET);
+ pm8001_ha->gs_tbl.pm80xx_tbl.iq_freeze_state0 =
+ pm8001_mr32(address, GST_IQ_FREEZE_STATE0_OFFSET);
+ pm8001_ha->gs_tbl.pm80xx_tbl.iq_freeze_state1 =
+ pm8001_mr32(address, GST_IQ_FREEZE_STATE1_OFFSET);
+ pm8001_ha->gs_tbl.pm80xx_tbl.msgu_tcnt =
+ pm8001_mr32(address, GST_MSGUTCNT_OFFSET);
+ pm8001_ha->gs_tbl.pm80xx_tbl.iop_tcnt =
+ pm8001_mr32(address, GST_IOPTCNT_OFFSET);
+ pm8001_ha->gs_tbl.pm80xx_tbl.gpio_input_val =
+ pm8001_mr32(address, GST_GPIO_INPUT_VAL);
+ pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[0] =
+ pm8001_mr32(address, GST_RERRINFO_OFFSET0);
+ pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[1] =
+ pm8001_mr32(address, GST_RERRINFO_OFFSET1);
+ pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[2] =
+ pm8001_mr32(address, GST_RERRINFO_OFFSET2);
+ pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[3] =
+ pm8001_mr32(address, GST_RERRINFO_OFFSET3);
+ pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[4] =
+ pm8001_mr32(address, GST_RERRINFO_OFFSET4);
+ pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[5] =
+ pm8001_mr32(address, GST_RERRINFO_OFFSET5);
+ pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[6] =
+ pm8001_mr32(address, GST_RERRINFO_OFFSET6);
+ pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[7] =
+ pm8001_mr32(address, GST_RERRINFO_OFFSET7);
+}
+/**
+ * read_phy_attr_table - read the phy attribute table and save it.
+ * @pm8001_ha: our hba card information
+ */
+static void read_phy_attr_table(struct pm8001_hba_info *pm8001_ha)
+{
+ void __iomem *address = pm8001_ha->pspa_q_tbl_addr;
+ pm8001_ha->phy_attr_table.phystart1_16[0] =
+ pm8001_mr32(address, PSPA_PHYSTATE0_OFFSET);
+ pm8001_ha->phy_attr_table.phystart1_16[1] =
+ pm8001_mr32(address, PSPA_PHYSTATE1_OFFSET);
+ pm8001_ha->phy_attr_table.phystart1_16[2] =
+ pm8001_mr32(address, PSPA_PHYSTATE2_OFFSET);
+ pm8001_ha->phy_attr_table.phystart1_16[3] =
+ pm8001_mr32(address, PSPA_PHYSTATE3_OFFSET);
+ pm8001_ha->phy_attr_table.phystart1_16[4] =
+ pm8001_mr32(address, PSPA_PHYSTATE4_OFFSET);
+ pm8001_ha->phy_attr_table.phystart1_16[5] =
+ pm8001_mr32(address, PSPA_PHYSTATE5_OFFSET);
+ pm8001_ha->phy_attr_table.phystart1_16[6] =
+ pm8001_mr32(address, PSPA_PHYSTATE6_OFFSET);
+ pm8001_ha->phy_attr_table.phystart1_16[7] =
+ pm8001_mr32(address, PSPA_PHYSTATE7_OFFSET);
+ pm8001_ha->phy_attr_table.phystart1_16[8] =
+ pm8001_mr32(address, PSPA_PHYSTATE8_OFFSET);
+ pm8001_ha->phy_attr_table.phystart1_16[9] =
+ pm8001_mr32(address, PSPA_PHYSTATE9_OFFSET);
+ pm8001_ha->phy_attr_table.phystart1_16[10] =
+ pm8001_mr32(address, PSPA_PHYSTATE10_OFFSET);
+ pm8001_ha->phy_attr_table.phystart1_16[11] =
+ pm8001_mr32(address, PSPA_PHYSTATE11_OFFSET);
+ pm8001_ha->phy_attr_table.phystart1_16[12] =
+ pm8001_mr32(address, PSPA_PHYSTATE12_OFFSET);
+ pm8001_ha->phy_attr_table.phystart1_16[13] =
+ pm8001_mr32(address, PSPA_PHYSTATE13_OFFSET);
+ pm8001_ha->phy_attr_table.phystart1_16[14] =
+ pm8001_mr32(address, PSPA_PHYSTATE14_OFFSET);
+ pm8001_ha->phy_attr_table.phystart1_16[15] =
+ pm8001_mr32(address, PSPA_PHYSTATE15_OFFSET);
+
+ pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[0] =
+ pm8001_mr32(address, PSPA_OB_HW_EVENT_PID0_OFFSET);
+ pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[1] =
+ pm8001_mr32(address, PSPA_OB_HW_EVENT_PID1_OFFSET);
+ pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[2] =
+ pm8001_mr32(address, PSPA_OB_HW_EVENT_PID2_OFFSET);
+ pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[3] =
+ pm8001_mr32(address, PSPA_OB_HW_EVENT_PID3_OFFSET);
+ pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[4] =
+ pm8001_mr32(address, PSPA_OB_HW_EVENT_PID4_OFFSET);
+ pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[5] =
+ pm8001_mr32(address, PSPA_OB_HW_EVENT_PID5_OFFSET);
+ pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[6] =
+ pm8001_mr32(address, PSPA_OB_HW_EVENT_PID6_OFFSET);
+ pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[7] =
+ pm8001_mr32(address, PSPA_OB_HW_EVENT_PID7_OFFSET);
+ pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[8] =
+ pm8001_mr32(address, PSPA_OB_HW_EVENT_PID8_OFFSET);
+ pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[9] =
+ pm8001_mr32(address, PSPA_OB_HW_EVENT_PID9_OFFSET);
+ pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[10] =
+ pm8001_mr32(address, PSPA_OB_HW_EVENT_PID10_OFFSET);
+ pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[11] =
+ pm8001_mr32(address, PSPA_OB_HW_EVENT_PID11_OFFSET);
+ pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[12] =
+ pm8001_mr32(address, PSPA_OB_HW_EVENT_PID12_OFFSET);
+ pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[13] =
+ pm8001_mr32(address, PSPA_OB_HW_EVENT_PID13_OFFSET);
+ pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[14] =
+ pm8001_mr32(address, PSPA_OB_HW_EVENT_PID14_OFFSET);
+ pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[15] =
+ pm8001_mr32(address, PSPA_OB_HW_EVENT_PID15_OFFSET);
+
+}
+
+/**
+ * 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 + IB_PIPCI_BAR)));
+ pm8001_ha->inbnd_q_tbl[i].pi_offset =
+ pm8001_mr32(address, (offset + IB_PIPCI_BAR_OFFSET));
+ }
+}
+
+/**
+ * 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 + OB_CIPCI_BAR)));
+ pm8001_ha->outbnd_q_tbl[i].ci_offset =
+ pm8001_mr32(address, (offset + OB_CIPCI_BAR_OFFSET));
+ }
+}
+
+/**
+ * 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.pm80xx_tbl.upper_event_log_addr =
+ pm8001_ha->memoryMap.region[AAP1].phys_addr_hi;
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.lower_event_log_addr =
+ pm8001_ha->memoryMap.region[AAP1].phys_addr_lo;
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_size =
+ PM8001_EVENT_LOG_SIZE;
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_severity = 0x01;
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.upper_pcs_event_log_addr =
+ pm8001_ha->memoryMap.region[IOP].phys_addr_hi;
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.lower_pcs_event_log_addr =
+ pm8001_ha->memoryMap.region[IOP].phys_addr_lo;
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_size =
+ PM8001_EVENT_LOG_SIZE;
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_severity = 0x01;
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt = 0x01;
+
+ /* Enable higher IQs and OQs, 32 to 63, bit 16 */
+ if (pm8001_ha->max_q_num > 32)
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt |=
+ 1 << 16;
+ /* Disable end to end CRC checking */
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.crc_core_dump = (0x1 << 16);
+
+ 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;
+
+ pm8001_dbg(pm8001_ha, DEV,
+ "IQ %d pi_bar 0x%x pi_offset 0x%x\n", i,
+ pm8001_ha->inbnd_q_tbl[i].pi_pci_bar,
+ pm8001_ha->inbnd_q_tbl[i].pi_offset);
+ }
+ 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;
+ /* interrupt vector based on oq */
+ pm8001_ha->outbnd_q_tbl[i].interrup_vec_cnt_delay = (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;
+
+ pm8001_dbg(pm8001_ha, DEV,
+ "OQ %d ci_bar 0x%x ci_offset 0x%x\n", i,
+ pm8001_ha->outbnd_q_tbl[i].ci_pci_bar,
+ pm8001_ha->outbnd_q_tbl[i].ci_offset);
+ }
+}
+
+/**
+ * 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, MAIN_IQNPPD_HPPD_OFFSET,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.inbound_q_nppd_hppd);
+ pm8001_mw32(address, MAIN_EVENT_LOG_ADDR_HI,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.upper_event_log_addr);
+ pm8001_mw32(address, MAIN_EVENT_LOG_ADDR_LO,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.lower_event_log_addr);
+ pm8001_mw32(address, MAIN_EVENT_LOG_BUFF_SIZE,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_size);
+ pm8001_mw32(address, MAIN_EVENT_LOG_OPTION,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_severity);
+ pm8001_mw32(address, MAIN_PCS_EVENT_LOG_ADDR_HI,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.upper_pcs_event_log_addr);
+ pm8001_mw32(address, MAIN_PCS_EVENT_LOG_ADDR_LO,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.lower_pcs_event_log_addr);
+ pm8001_mw32(address, MAIN_PCS_EVENT_LOG_BUFF_SIZE,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_size);
+ pm8001_mw32(address, MAIN_PCS_EVENT_LOG_OPTION,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_severity);
+ /* Update Fatal error interrupt vector */
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt |=
+ ((pm8001_ha->max_q_num - 1) << 8);
+ pm8001_mw32(address, MAIN_FATAL_ERROR_INTERRUPT,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt);
+ pm8001_dbg(pm8001_ha, DEV,
+ "Updated Fatal error interrupt vector 0x%x\n",
+ pm8001_mr32(address, MAIN_FATAL_ERROR_INTERRUPT));
+
+ pm8001_mw32(address, MAIN_EVENT_CRC_CHECK,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.crc_core_dump);
+
+ /* SPCv specific */
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping &= 0xCFFFFFFF;
+ /* Set GPIOLED to 0x2 for LED indicator */
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping |= 0x20000000;
+ pm8001_mw32(address, MAIN_GPIO_LED_FLAGS_OFFSET,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping);
+ pm8001_dbg(pm8001_ha, DEV,
+ "Programming DW 0x21 in main cfg table with 0x%x\n",
+ pm8001_mr32(address, MAIN_GPIO_LED_FLAGS_OFFSET));
+
+ pm8001_mw32(address, MAIN_PORT_RECOVERY_TIMER,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer);
+ pm8001_mw32(address, MAIN_INT_REASSERTION_DELAY,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.interrupt_reassertion_delay);
+
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer &= 0xffff0000;
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer |=
+ PORT_RECOVERY_TIMEOUT;
+ if (pm8001_ha->chip_id == chip_8006) {
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer &=
+ 0x0000ffff;
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer |=
+ CHIP_8006_PORT_RECOVERY_TIMEOUT;
+ }
+ pm8001_mw32(address, MAIN_PORT_RECOVERY_TIMER,
+ pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer);
+}
+
+/**
+ * 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 + IB_PROPERITY_OFFSET,
+ pm8001_ha->inbnd_q_tbl[number].element_pri_size_cnt);
+ pm8001_mw32(address, offset + IB_BASE_ADDR_HI_OFFSET,
+ pm8001_ha->inbnd_q_tbl[number].upper_base_addr);
+ pm8001_mw32(address, offset + IB_BASE_ADDR_LO_OFFSET,
+ pm8001_ha->inbnd_q_tbl[number].lower_base_addr);
+ pm8001_mw32(address, offset + IB_CI_BASE_ADDR_HI_OFFSET,
+ pm8001_ha->inbnd_q_tbl[number].ci_upper_base_addr);
+ pm8001_mw32(address, offset + IB_CI_BASE_ADDR_LO_OFFSET,
+ pm8001_ha->inbnd_q_tbl[number].ci_lower_base_addr);
+
+ pm8001_dbg(pm8001_ha, DEV,
+ "IQ %d: Element pri size 0x%x\n",
+ number,
+ pm8001_ha->inbnd_q_tbl[number].element_pri_size_cnt);
+
+ pm8001_dbg(pm8001_ha, DEV,
+ "IQ upr base addr 0x%x IQ lwr base addr 0x%x\n",
+ pm8001_ha->inbnd_q_tbl[number].upper_base_addr,
+ pm8001_ha->inbnd_q_tbl[number].lower_base_addr);
+
+ pm8001_dbg(pm8001_ha, DEV,
+ "CI upper base addr 0x%x CI lower base addr 0x%x\n",
+ pm8001_ha->inbnd_q_tbl[number].ci_upper_base_addr,
+ 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 + OB_PROPERITY_OFFSET,
+ pm8001_ha->outbnd_q_tbl[number].element_size_cnt);
+ pm8001_mw32(address, offset + OB_BASE_ADDR_HI_OFFSET,
+ pm8001_ha->outbnd_q_tbl[number].upper_base_addr);
+ pm8001_mw32(address, offset + OB_BASE_ADDR_LO_OFFSET,
+ pm8001_ha->outbnd_q_tbl[number].lower_base_addr);
+ pm8001_mw32(address, offset + OB_PI_BASE_ADDR_HI_OFFSET,
+ pm8001_ha->outbnd_q_tbl[number].pi_upper_base_addr);
+ pm8001_mw32(address, offset + OB_PI_BASE_ADDR_LO_OFFSET,
+ pm8001_ha->outbnd_q_tbl[number].pi_lower_base_addr);
+ pm8001_mw32(address, offset + OB_INTERRUPT_COALES_OFFSET,
+ pm8001_ha->outbnd_q_tbl[number].interrup_vec_cnt_delay);
+
+ pm8001_dbg(pm8001_ha, DEV,
+ "OQ %d: Element pri size 0x%x\n",
+ number,
+ pm8001_ha->outbnd_q_tbl[number].element_size_cnt);
+
+ pm8001_dbg(pm8001_ha, DEV,
+ "OQ upr base addr 0x%x OQ lwr base addr 0x%x\n",
+ pm8001_ha->outbnd_q_tbl[number].upper_base_addr,
+ pm8001_ha->outbnd_q_tbl[number].lower_base_addr);
+
+ pm8001_dbg(pm8001_ha, DEV,
+ "PI upper base addr 0x%x PI lower base addr 0x%x\n",
+ pm8001_ha->outbnd_q_tbl[number].pi_upper_base_addr,
+ pm8001_ha->outbnd_q_tbl[number].pi_lower_base_addr);
+}
+
+/**
+ * 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, SPCv_MSGU_CFG_TABLE_UPDATE);
+ /* wait until Inbound DoorBell Clear Register toggled */
+ if (IS_SPCV_12G(pm8001_ha->pdev)) {
+ max_wait_count = SPCV_DOORBELL_CLEAR_TIMEOUT;
+ } else {
+ max_wait_count = SPC_DOORBELL_CLEAR_TIMEOUT;
+ }
+ do {
+ msleep(FW_READY_INTERVAL);
+ value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET);
+ value &= SPCv_MSGU_CFG_TABLE_UPDATE;
+ } while ((value != 0) && (--max_wait_count));
+
+ if (!max_wait_count) {
+ /* additional check */
+ pm8001_dbg(pm8001_ha, FAIL,
+ "Inb doorbell clear not toggled[value:%x]\n",
+ value);
+ return -EBUSY;
+ }
+ /* check the MPI-State for initialization up to 100ms*/
+ max_wait_count = 5;/* 100 msec */
+ do {
+ msleep(FW_READY_INTERVAL);
+ gst_len_mpistate =
+ pm8001_mr32(pm8001_ha->general_stat_tbl_addr,
+ GST_GSTLEN_MPIS_OFFSET);
+ } while ((GST_MPI_STATE_INIT !=
+ (gst_len_mpistate & GST_MPI_STATE_MASK)) && (--max_wait_count));
+ if (!max_wait_count)
+ return -EBUSY;
+
+ /* check MPI Initialization error */
+ gst_len_mpistate = gst_len_mpistate >> 16;
+ if (0x0000 != gst_len_mpistate)
+ return -EBUSY;
+
+ /*
+ * As per controller datasheet, after successful MPI
+ * initialization minimum 500ms delay is required before
+ * issuing commands.
+ */
+ msleep(500);
+
+ return 0;
+}
+
+/**
+ * check_fw_ready - The LLDD check if the FW is ready, if not, return error.
+ * This function sleeps hence it must not be used in atomic context.
+ * @pm8001_ha: our hba card information
+ */
+static int check_fw_ready(struct pm8001_hba_info *pm8001_ha)
+{
+ u32 value;
+ u32 max_wait_count;
+ u32 max_wait_time;
+ u32 expected_mask;
+ int ret = 0;
+
+ /* reset / PCIe ready */
+ max_wait_time = max_wait_count = 5; /* 100 milli sec */
+ do {
+ msleep(FW_READY_INTERVAL);
+ value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
+ } while ((value == 0xFFFFFFFF) && (--max_wait_count));
+
+ /* check ila, RAAE and iops status */
+ if ((pm8001_ha->chip_id != chip_8008) &&
+ (pm8001_ha->chip_id != chip_8009)) {
+ max_wait_time = max_wait_count = 180; /* 3600 milli sec */
+ expected_mask = SCRATCH_PAD_ILA_READY |
+ SCRATCH_PAD_RAAE_READY |
+ SCRATCH_PAD_IOP0_READY |
+ SCRATCH_PAD_IOP1_READY;
+ } else {
+ max_wait_time = max_wait_count = 170; /* 3400 milli sec */
+ expected_mask = SCRATCH_PAD_ILA_READY |
+ SCRATCH_PAD_RAAE_READY |
+ SCRATCH_PAD_IOP0_READY;
+ }
+ do {
+ msleep(FW_READY_INTERVAL);
+ value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
+ } while (((value & expected_mask) !=
+ expected_mask) && (--max_wait_count));
+ if (!max_wait_count) {
+ pm8001_dbg(pm8001_ha, INIT,
+ "At least one FW component failed to load within %d millisec: Scratchpad1: 0x%x\n",
+ max_wait_time * FW_READY_INTERVAL, value);
+ ret = -1;
+ } else {
+ pm8001_dbg(pm8001_ha, MSG,
+ "All FW components ready by %d ms\n",
+ (max_wait_time - max_wait_count) * FW_READY_INTERVAL);
+ }
+ return ret;
+}
+
+static int 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, MSGU_SCRATCH_PAD_0);
+
+ /*
+ * lower 26 bits of SCRATCHPAD0 register describes offset within the
+ * PCIe BAR where the MPI configuration table is present
+ */
+ offset = value & 0x03FFFFFF; /* scratch pad 0 TBL address */
+
+ pm8001_dbg(pm8001_ha, DEV, "Scratchpad 0 Offset: 0x%x value 0x%x\n",
+ offset, value);
+ /*
+ * Upper 6 bits describe the offset within PCI config space where BAR
+ * is located.
+ */
+ pcilogic = (value & 0xFC000000) >> 26;
+ pcibar = get_pci_bar_index(pcilogic);
+ pm8001_dbg(pm8001_ha, INIT, "Scratchpad 0 PCI BAR: %d\n", pcibar);
+
+ /*
+ * Make sure the offset falls inside the ioremapped PCI BAR
+ */
+ if (offset > pm8001_ha->io_mem[pcibar].memsize) {
+ pm8001_dbg(pm8001_ha, FAIL,
+ "Main cfg tbl offset outside %u > %u\n",
+ offset, pm8001_ha->io_mem[pcibar].memsize);
+ return -EBUSY;
+ }
+ pm8001_ha->main_cfg_tbl_addr = base_addr =
+ pm8001_ha->io_mem[pcibar].memvirtaddr + offset;
+
+ /*
+ * Validate main configuration table address: first DWord should read
+ * "PMCS"
+ */
+ value = pm8001_mr32(pm8001_ha->main_cfg_tbl_addr, 0);
+ if (memcmp(&value, "PMCS", 4) != 0) {
+ pm8001_dbg(pm8001_ha, FAIL,
+ "BAD main config signature 0x%x\n",
+ value);
+ return -EBUSY;
+ }
+ pm8001_dbg(pm8001_ha, INIT,
+ "VALID main config signature 0x%x\n", value);
+ pm8001_ha->general_stat_tbl_addr =
+ base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x18) &
+ 0xFFFFFF);
+ pm8001_ha->inbnd_q_tbl_addr =
+ base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x1C) &
+ 0xFFFFFF);
+ pm8001_ha->outbnd_q_tbl_addr =
+ base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x20) &
+ 0xFFFFFF);
+ pm8001_ha->ivt_tbl_addr =
+ base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x8C) &
+ 0xFFFFFF);
+ pm8001_ha->pspa_q_tbl_addr =
+ base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x90) &
+ 0xFFFFFF);
+ pm8001_ha->fatal_tbl_addr =
+ base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0xA0) &
+ 0xFFFFFF);
+
+ pm8001_dbg(pm8001_ha, INIT, "GST OFFSET 0x%x\n",
+ pm8001_cr32(pm8001_ha, pcibar, offset + 0x18));
+ pm8001_dbg(pm8001_ha, INIT, "INBND OFFSET 0x%x\n",
+ pm8001_cr32(pm8001_ha, pcibar, offset + 0x1C));
+ pm8001_dbg(pm8001_ha, INIT, "OBND OFFSET 0x%x\n",
+ pm8001_cr32(pm8001_ha, pcibar, offset + 0x20));
+ pm8001_dbg(pm8001_ha, INIT, "IVT OFFSET 0x%x\n",
+ pm8001_cr32(pm8001_ha, pcibar, offset + 0x8C));
+ pm8001_dbg(pm8001_ha, INIT, "PSPA OFFSET 0x%x\n",
+ pm8001_cr32(pm8001_ha, pcibar, offset + 0x90));
+ pm8001_dbg(pm8001_ha, INIT, "addr - main cfg %p general status %p\n",
+ pm8001_ha->main_cfg_tbl_addr,
+ pm8001_ha->general_stat_tbl_addr);
+ pm8001_dbg(pm8001_ha, INIT, "addr - inbnd %p obnd %p\n",
+ pm8001_ha->inbnd_q_tbl_addr,
+ pm8001_ha->outbnd_q_tbl_addr);
+ pm8001_dbg(pm8001_ha, INIT, "addr - pspa %p ivt %p\n",
+ pm8001_ha->pspa_q_tbl_addr,
+ pm8001_ha->ivt_tbl_addr);
+ return 0;
+}
+
+/**
+ * pm80xx_set_thermal_config - support the thermal configuration
+ * @pm8001_ha: our hba card information.
+ */
+int
+pm80xx_set_thermal_config(struct pm8001_hba_info *pm8001_ha)
+{
+ struct set_ctrl_cfg_req payload;
+ int rc;
+ u32 tag;
+ u32 opc = OPC_INB_SET_CONTROLLER_CONFIG;
+ u32 page_code;
+
+ memset(&payload, 0, sizeof(struct set_ctrl_cfg_req));
+ rc = pm8001_tag_alloc(pm8001_ha, &tag);
+ if (rc)
+ return rc;
+
+ payload.tag = cpu_to_le32(tag);
+
+ if (IS_SPCV_12G(pm8001_ha->pdev))
+ page_code = THERMAL_PAGE_CODE_7H;
+ else
+ page_code = THERMAL_PAGE_CODE_8H;
+
+ payload.cfg_pg[0] =
+ cpu_to_le32((THERMAL_LOG_ENABLE << 9) |
+ (THERMAL_ENABLE << 8) | page_code);
+ payload.cfg_pg[1] =
+ cpu_to_le32((LTEMPHIL << 24) | (RTEMPHIL << 8));
+
+ pm8001_dbg(pm8001_ha, DEV,
+ "Setting up thermal config. cfg_pg 0 0x%x cfg_pg 1 0x%x\n",
+ payload.cfg_pg[0], payload.cfg_pg[1]);
+
+ rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
+ sizeof(payload), 0);
+ if (rc)
+ pm8001_tag_free(pm8001_ha, tag);
+ return rc;
+
+}
+
+/**
+* pm80xx_set_sas_protocol_timer_config - support the SAS Protocol
+* Timer configuration page
+* @pm8001_ha: our hba card information.
+*/
+static int
+pm80xx_set_sas_protocol_timer_config(struct pm8001_hba_info *pm8001_ha)
+{
+ struct set_ctrl_cfg_req payload;
+ SASProtocolTimerConfig_t SASConfigPage;
+ int rc;
+ u32 tag;
+ u32 opc = OPC_INB_SET_CONTROLLER_CONFIG;
+
+ memset(&payload, 0, sizeof(struct set_ctrl_cfg_req));
+ memset(&SASConfigPage, 0, sizeof(SASProtocolTimerConfig_t));
+
+ rc = pm8001_tag_alloc(pm8001_ha, &tag);
+ if (rc)
+ return rc;
+
+ payload.tag = cpu_to_le32(tag);
+
+ SASConfigPage.pageCode = cpu_to_le32(SAS_PROTOCOL_TIMER_CONFIG_PAGE);
+ SASConfigPage.MST_MSI = cpu_to_le32(3 << 15);
+ SASConfigPage.STP_SSP_MCT_TMO =
+ cpu_to_le32((STP_MCT_TMO << 16) | SSP_MCT_TMO);
+ SASConfigPage.STP_FRM_TMO =
+ cpu_to_le32((SAS_MAX_OPEN_TIME << 24) |
+ (SMP_MAX_CONN_TIMER << 16) | STP_FRM_TIMER);
+ SASConfigPage.STP_IDLE_TMO = cpu_to_le32(STP_IDLE_TIME);
+
+ SASConfigPage.OPNRJT_RTRY_INTVL =
+ cpu_to_le32((SAS_MFD << 16) | SAS_OPNRJT_RTRY_INTVL);
+ SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO =
+ cpu_to_le32((SAS_DOPNRJT_RTRY_TMO << 16) | SAS_COPNRJT_RTRY_TMO);
+ SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR =
+ cpu_to_le32((SAS_DOPNRJT_RTRY_THR << 16) | SAS_COPNRJT_RTRY_THR);
+ SASConfigPage.MAX_AIP = cpu_to_le32(SAS_MAX_AIP);
+
+ pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.pageCode 0x%08x\n",
+ le32_to_cpu(SASConfigPage.pageCode));
+ pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.MST_MSI 0x%08x\n",
+ le32_to_cpu(SASConfigPage.MST_MSI));
+ pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.STP_SSP_MCT_TMO 0x%08x\n",
+ le32_to_cpu(SASConfigPage.STP_SSP_MCT_TMO));
+ pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.STP_FRM_TMO 0x%08x\n",
+ le32_to_cpu(SASConfigPage.STP_FRM_TMO));
+ pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.STP_IDLE_TMO 0x%08x\n",
+ le32_to_cpu(SASConfigPage.STP_IDLE_TMO));
+ pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.OPNRJT_RTRY_INTVL 0x%08x\n",
+ le32_to_cpu(SASConfigPage.OPNRJT_RTRY_INTVL));
+ pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO 0x%08x\n",
+ le32_to_cpu(SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO));
+ pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR 0x%08x\n",
+ le32_to_cpu(SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR));
+ pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.MAX_AIP 0x%08x\n",
+ le32_to_cpu(SASConfigPage.MAX_AIP));
+
+ memcpy(&payload.cfg_pg, &SASConfigPage,
+ sizeof(SASProtocolTimerConfig_t));
+
+ rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
+ sizeof(payload), 0);
+ if (rc)
+ pm8001_tag_free(pm8001_ha, tag);
+
+ return rc;
+}
+
+/**
+ * pm80xx_get_encrypt_info - Check for encryption
+ * @pm8001_ha: our hba card information.
+ */
+static int
+pm80xx_get_encrypt_info(struct pm8001_hba_info *pm8001_ha)
+{
+ u32 scratch3_value;
+ int ret = -1;
+
+ /* Read encryption status from SCRATCH PAD 3 */
+ scratch3_value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3);
+
+ if ((scratch3_value & SCRATCH_PAD3_ENC_MASK) ==
+ SCRATCH_PAD3_ENC_READY) {
+ if (scratch3_value & SCRATCH_PAD3_XTS_ENABLED)
+ pm8001_ha->encrypt_info.cipher_mode = CIPHER_MODE_XTS;
+ if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
+ SCRATCH_PAD3_SMF_ENABLED)
+ pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMF;
+ if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
+ SCRATCH_PAD3_SMA_ENABLED)
+ pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMA;
+ if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
+ SCRATCH_PAD3_SMB_ENABLED)
+ pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMB;
+ pm8001_ha->encrypt_info.status = 0;
+ pm8001_dbg(pm8001_ha, INIT,
+ "Encryption: SCRATCH_PAD3_ENC_READY 0x%08X.Cipher mode 0x%x Sec mode 0x%x status 0x%x\n",
+ scratch3_value,
+ pm8001_ha->encrypt_info.cipher_mode,
+ pm8001_ha->encrypt_info.sec_mode,
+ pm8001_ha->encrypt_info.status);
+ ret = 0;
+ } else if ((scratch3_value & SCRATCH_PAD3_ENC_READY) ==
+ SCRATCH_PAD3_ENC_DISABLED) {
+ pm8001_dbg(pm8001_ha, INIT,
+ "Encryption: SCRATCH_PAD3_ENC_DISABLED 0x%08X\n",
+ scratch3_value);
+ pm8001_ha->encrypt_info.status = 0xFFFFFFFF;
+ pm8001_ha->encrypt_info.cipher_mode = 0;
+ pm8001_ha->encrypt_info.sec_mode = 0;
+ ret = 0;
+ } else if ((scratch3_value & SCRATCH_PAD3_ENC_MASK) ==
+ SCRATCH_PAD3_ENC_DIS_ERR) {
+ pm8001_ha->encrypt_info.status =
+ (scratch3_value & SCRATCH_PAD3_ERR_CODE) >> 16;
+ if (scratch3_value & SCRATCH_PAD3_XTS_ENABLED)
+ pm8001_ha->encrypt_info.cipher_mode = CIPHER_MODE_XTS;
+ if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
+ SCRATCH_PAD3_SMF_ENABLED)
+ pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMF;
+ if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
+ SCRATCH_PAD3_SMA_ENABLED)
+ pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMA;
+ if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
+ SCRATCH_PAD3_SMB_ENABLED)
+ pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMB;
+ pm8001_dbg(pm8001_ha, INIT,
+ "Encryption: SCRATCH_PAD3_DIS_ERR 0x%08X.Cipher mode 0x%x sec mode 0x%x status 0x%x\n",
+ scratch3_value,
+ pm8001_ha->encrypt_info.cipher_mode,
+ pm8001_ha->encrypt_info.sec_mode,
+ pm8001_ha->encrypt_info.status);
+ } else if ((scratch3_value & SCRATCH_PAD3_ENC_MASK) ==
+ SCRATCH_PAD3_ENC_ENA_ERR) {
+
+ pm8001_ha->encrypt_info.status =
+ (scratch3_value & SCRATCH_PAD3_ERR_CODE) >> 16;
+ if (scratch3_value & SCRATCH_PAD3_XTS_ENABLED)
+ pm8001_ha->encrypt_info.cipher_mode = CIPHER_MODE_XTS;
+ if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
+ SCRATCH_PAD3_SMF_ENABLED)
+ pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMF;
+ if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
+ SCRATCH_PAD3_SMA_ENABLED)
+ pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMA;
+ if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
+ SCRATCH_PAD3_SMB_ENABLED)
+ pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMB;
+
+ pm8001_dbg(pm8001_ha, INIT,
+ "Encryption: SCRATCH_PAD3_ENA_ERR 0x%08X.Cipher mode 0x%x sec mode 0x%x status 0x%x\n",
+ scratch3_value,
+ pm8001_ha->encrypt_info.cipher_mode,
+ pm8001_ha->encrypt_info.sec_mode,
+ pm8001_ha->encrypt_info.status);
+ }
+ return ret;
+}
+
+/**
+ * pm80xx_encrypt_update - update flash with encryption information
+ * @pm8001_ha: our hba card information.
+ */
+static int pm80xx_encrypt_update(struct pm8001_hba_info *pm8001_ha)
+{
+ struct kek_mgmt_req payload;
+ int rc;
+ u32 tag;
+ u32 opc = OPC_INB_KEK_MANAGEMENT;
+
+ memset(&payload, 0, sizeof(struct kek_mgmt_req));
+ rc = pm8001_tag_alloc(pm8001_ha, &tag);
+ if (rc)
+ return rc;
+
+ payload.tag = cpu_to_le32(tag);
+ /* Currently only one key is used. New KEK index is 1.
+ * Current KEK index is 1. Store KEK to NVRAM is 1.
+ */
+ payload.new_curidx_ksop =
+ cpu_to_le32(((1 << 24) | (1 << 16) | (1 << 8) |
+ KEK_MGMT_SUBOP_KEYCARDUPDATE));
+
+ pm8001_dbg(pm8001_ha, DEV,
+ "Saving Encryption info to flash. payload 0x%x\n",
+ le32_to_cpu(payload.new_curidx_ksop));
+
+ rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
+ sizeof(payload), 0);
+ if (rc)
+ pm8001_tag_free(pm8001_ha, tag);
+
+ return rc;
+}
+
+/**
+ * pm80xx_chip_init - the main init function that initializes whole PM8001 chip.
+ * @pm8001_ha: our hba card information
+ */
+static int pm80xx_chip_init(struct pm8001_hba_info *pm8001_ha)
+{
+ int ret;
+ u8 i = 0;
+
+ /* check the firmware status */
+ if (-1 == check_fw_ready(pm8001_ha)) {
+ pm8001_dbg(pm8001_ha, FAIL, "Firmware is not ready!\n");
+ return -EBUSY;
+ }
+
+ /* Initialize the controller fatal error flag */
+ pm8001_ha->controller_fatal_error = false;
+
+ /* Initialize pci space address eg: mpi offset */
+ ret = init_pci_device_addresses(pm8001_ha);
+ if (ret) {
+ pm8001_dbg(pm8001_ha, FAIL,
+ "Failed to init pci addresses");
+ return ret;
+ }
+ 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);
+ read_phy_attr_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);
+ update_outbnd_queue_table(pm8001_ha, i);
+ }
+ /* 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;
+
+ return 0;
+}
+
+static void pm80xx_chip_post_init(struct pm8001_hba_info *pm8001_ha)
+{
+ /* send SAS protocol timer configuration page to FW */
+ pm80xx_set_sas_protocol_timer_config(pm8001_ha);
+
+ /* Check for encryption */
+ if (pm8001_ha->chip->encrypt) {
+ int ret;
+
+ pm8001_dbg(pm8001_ha, INIT, "Checking for encryption\n");
+ ret = pm80xx_get_encrypt_info(pm8001_ha);
+ if (ret == -1) {
+ pm8001_dbg(pm8001_ha, INIT, "Encryption error !!\n");
+ if (pm8001_ha->encrypt_info.status == 0x81) {
+ pm8001_dbg(pm8001_ha, INIT,
+ "Encryption enabled with error.Saving encryption key to flash\n");
+ pm80xx_encrypt_update(pm8001_ha);
+ }
+ }
+ }
+}
+
+static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha)
+{
+ u32 max_wait_count;
+ u32 value;
+ u32 gst_len_mpistate;
+ int ret;
+
+ ret = init_pci_device_addresses(pm8001_ha);
+ if (ret) {
+ pm8001_dbg(pm8001_ha, FAIL,
+ "Failed to init pci addresses");
+ return ret;
+ }
+
+ /* Write bit1=1 to Inbound DoorBell Register to tell the SPC FW the
+ table is stop */
+ pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPCv_MSGU_CFG_TABLE_RESET);
+
+ /* wait until Inbound DoorBell Clear Register toggled */
+ if (IS_SPCV_12G(pm8001_ha->pdev)) {
+ max_wait_count = SPCV_DOORBELL_CLEAR_TIMEOUT;
+ } else {
+ max_wait_count = SPC_DOORBELL_CLEAR_TIMEOUT;
+ }
+ do {
+ msleep(FW_READY_INTERVAL);
+ value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET);
+ value &= SPCv_MSGU_CFG_TABLE_RESET;
+ } while ((value != 0) && (--max_wait_count));
+
+ if (!max_wait_count) {
+ pm8001_dbg(pm8001_ha, FAIL, "TIMEOUT:IBDB value/=%x\n", value);
+ return -1;
+ }
+
+ /* check the MPI-State for termination in progress */
+ /* wait until Inbound DoorBell Clear Register toggled */
+ max_wait_count = 100; /* 2 sec for spcv/ve */
+ do {
+ msleep(FW_READY_INTERVAL);
+ 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;
+}
+
+/**
+ * pm80xx_fatal_errors - returns non-zero *ONLY* when fatal errors
+ * @pm8001_ha: our hba card information
+ *
+ * Fatal errors are recoverable only after a host reboot.
+ */
+int
+pm80xx_fatal_errors(struct pm8001_hba_info *pm8001_ha)
+{
+ int ret = 0;
+ u32 scratch_pad_rsvd0 = pm8001_cr32(pm8001_ha, 0,
+ MSGU_SCRATCH_PAD_RSVD_0);
+ u32 scratch_pad_rsvd1 = pm8001_cr32(pm8001_ha, 0,
+ MSGU_SCRATCH_PAD_RSVD_1);
+ u32 scratch_pad1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
+ u32 scratch_pad2 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
+ u32 scratch_pad3 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3);
+
+ if (pm8001_ha->chip_id != chip_8006 &&
+ pm8001_ha->chip_id != chip_8074 &&
+ pm8001_ha->chip_id != chip_8076) {
+ return 0;
+ }
+
+ if (MSGU_SCRATCHPAD1_STATE_FATAL_ERROR(scratch_pad1)) {
+ pm8001_dbg(pm8001_ha, FAIL,
+ "Fatal error SCRATCHPAD1 = 0x%x SCRATCHPAD2 = 0x%x SCRATCHPAD3 = 0x%x SCRATCHPAD_RSVD0 = 0x%x SCRATCHPAD_RSVD1 = 0x%x\n",
+ scratch_pad1, scratch_pad2, scratch_pad3,
+ scratch_pad_rsvd0, scratch_pad_rsvd1);
+ ret = 1;
+ }
+
+ return ret;
+}
+
+/**
+ * pm80xx_chip_soft_rst - soft reset the PM8001 chip, so that all
+ * FW register status are reset to the originated status.
+ * @pm8001_ha: our hba card information
+ */
+
+static int
+pm80xx_chip_soft_rst(struct pm8001_hba_info *pm8001_ha)
+{
+ u32 regval;
+ u32 bootloader_state;
+ u32 ibutton0, ibutton1;
+
+ /* Process MPI table uninitialization only if FW is ready */
+ if (!pm8001_ha->controller_fatal_error) {
+ /* Check if MPI is in ready state to reset */
+ if (mpi_uninit_check(pm8001_ha) != 0) {
+ u32 r0 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0);
+ u32 r1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
+ u32 r2 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
+ u32 r3 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3);
+ pm8001_dbg(pm8001_ha, FAIL,
+ "MPI state is not ready scratch: %x:%x:%x:%x\n",
+ r0, r1, r2, r3);
+ /* if things aren't ready but the bootloader is ok then
+ * try the reset anyway.
+ */
+ if (r1 & SCRATCH_PAD1_BOOTSTATE_MASK)
+ return -1;
+ }
+ }
+ /* checked for reset register normal state; 0x0 */
+ regval = pm8001_cr32(pm8001_ha, 0, SPC_REG_SOFT_RESET);
+ pm8001_dbg(pm8001_ha, INIT, "reset register before write : 0x%x\n",
+ regval);
+
+ pm8001_cw32(pm8001_ha, 0, SPC_REG_SOFT_RESET, SPCv_NORMAL_RESET_VALUE);
+ msleep(500);
+
+ regval = pm8001_cr32(pm8001_ha, 0, SPC_REG_SOFT_RESET);
+ pm8001_dbg(pm8001_ha, INIT, "reset register after write 0x%x\n",
+ regval);
+
+ if ((regval & SPCv_SOFT_RESET_READ_MASK) ==
+ SPCv_SOFT_RESET_NORMAL_RESET_OCCURED) {
+ pm8001_dbg(pm8001_ha, MSG,
+ " soft reset successful [regval: 0x%x]\n",
+ regval);
+ } else {
+ pm8001_dbg(pm8001_ha, MSG,
+ " soft reset failed [regval: 0x%x]\n",
+ regval);
+
+ /* check bootloader is successfully executed or in HDA mode */
+ bootloader_state =
+ pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1) &
+ SCRATCH_PAD1_BOOTSTATE_MASK;
+
+ if (bootloader_state == SCRATCH_PAD1_BOOTSTATE_HDA_SEEPROM) {
+ pm8001_dbg(pm8001_ha, MSG,
+ "Bootloader state - HDA mode SEEPROM\n");
+ } else if (bootloader_state ==
+ SCRATCH_PAD1_BOOTSTATE_HDA_BOOTSTRAP) {
+ pm8001_dbg(pm8001_ha, MSG,
+ "Bootloader state - HDA mode Bootstrap Pin\n");
+ } else if (bootloader_state ==
+ SCRATCH_PAD1_BOOTSTATE_HDA_SOFTRESET) {
+ pm8001_dbg(pm8001_ha, MSG,
+ "Bootloader state - HDA mode soft reset\n");
+ } else if (bootloader_state ==
+ SCRATCH_PAD1_BOOTSTATE_CRIT_ERROR) {
+ pm8001_dbg(pm8001_ha, MSG,
+ "Bootloader state-HDA mode critical error\n");
+ }
+ return -EBUSY;
+ }
+
+ /* check the firmware status after reset */
+ if (-1 == check_fw_ready(pm8001_ha)) {
+ pm8001_dbg(pm8001_ha, FAIL, "Firmware is not ready!\n");
+ /* check iButton feature support for motherboard controller */
+ if (pm8001_ha->pdev->subsystem_vendor !=
+ PCI_VENDOR_ID_ADAPTEC2 &&
+ pm8001_ha->pdev->subsystem_vendor !=
+ PCI_VENDOR_ID_ATTO &&
+ pm8001_ha->pdev->subsystem_vendor != 0) {
+ ibutton0 = pm8001_cr32(pm8001_ha, 0,
+ MSGU_SCRATCH_PAD_RSVD_0);
+ ibutton1 = pm8001_cr32(pm8001_ha, 0,
+ MSGU_SCRATCH_PAD_RSVD_1);
+ if (!ibutton0 && !ibutton1) {
+ pm8001_dbg(pm8001_ha, FAIL,
+ "iButton Feature is not Available!!!\n");
+ return -EBUSY;
+ }
+ if (ibutton0 == 0xdeadbeef && ibutton1 == 0xdeadbeef) {
+ pm8001_dbg(pm8001_ha, FAIL,
+ "CRC Check for iButton Feature Failed!!!\n");
+ return -EBUSY;
+ }
+ }
+ }
+ pm8001_dbg(pm8001_ha, INIT, "SPCv soft reset Complete\n");
+ return 0;
+}
+
+static void pm80xx_hw_chip_rst(struct pm8001_hba_info *pm8001_ha)
+{
+ u32 i;
+
+ pm8001_dbg(pm8001_ha, INIT, "chip reset start\n");
+
+ /* do SPCv chip reset. */
+ pm8001_cw32(pm8001_ha, 0, SPC_REG_SOFT_RESET, 0x11);
+ pm8001_dbg(pm8001_ha, INIT, "SPC soft reset Complete\n");
+
+ /* Check this ..whether delay is required or no */
+ /* 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");
+}
+
+/**
+ * pm80xx_chip_intx_interrupt_enable - enable PM8001 chip interrupt
+ * @pm8001_ha: our hba card information
+ */
+static void
+pm80xx_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);
+}
+
+/**
+ * pm80xx_chip_intx_interrupt_disable - disable PM8001 chip interrupt
+ * @pm8001_ha: our hba card information
+ */
+static void
+pm80xx_chip_intx_interrupt_disable(struct pm8001_hba_info *pm8001_ha)
+{
+ pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_CLR, ODMR_MASK_ALL);
+}
+
+/**
+ * pm80xx_chip_interrupt_enable - enable PM8001 chip interrupt
+ * @pm8001_ha: our hba card information
+ * @vec: interrupt number to enable
+ */
+static void
+pm80xx_chip_interrupt_enable(struct pm8001_hba_info *pm8001_ha, u8 vec)
+{
+#ifdef PM8001_USE_MSIX
+ if (vec < 32)
+ pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_CLR, 1U << vec);
+ else
+ pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_CLR_U,
+ 1U << (vec - 32));
+ return;
+#endif
+ pm80xx_chip_intx_interrupt_enable(pm8001_ha);
+
+}
+
+/**
+ * pm80xx_chip_interrupt_disable - disable PM8001 chip interrupt
+ * @pm8001_ha: our hba card information
+ * @vec: interrupt number to disable
+ */
+static void
+pm80xx_chip_interrupt_disable(struct pm8001_hba_info *pm8001_ha, u8 vec)
+{
+#ifdef PM8001_USE_MSIX
+ if (vec == 0xFF) {
+ /* disable all vectors 0-31, 32-63 */
+ pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, 0xFFFFFFFF);
+ pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_U, 0xFFFFFFFF);
+ } else if (vec < 32)
+ pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, 1U << vec);
+ else
+ pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_U,
+ 1U << (vec - 32));
+ return;
+#endif
+ pm80xx_chip_intx_interrupt_disable(pm8001_ha);
+}
+
+/**
+ * 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;
+
+ pm8001_dbg(pm8001_ha, DEV,
+ "tag::0x%x, status::0x%x task::0x%p\n", tag, status, t);
+
+ /* 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));
+
+ switch (status) {
+ case IO_SUCCESS:
+ pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS ,param = 0x%x\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;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_UNDERFLOW:
+ /* SSP Completion with error */
+ pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW ,param = 0x%x\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_OPEN_REJECT;
+ /* Force the midlayer to retry */
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ 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_XFER_ERROR_INVALID_SSP_RSP_FRAME:
+ pm8001_dbg(pm8001_ha, IO,
+ "IO_XFER_ERROR_INVALID_SSP_RSP_FRAME\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_RETRY;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
+ case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
+ 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;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ 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_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;
+ 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_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ 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_OPEN_REJECT;
+ 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_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ 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;
+ 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_OPEN_REJECT;
+ 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_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;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ 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;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ 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;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ 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_OPEN_REJECT;
+ if (pm8001_dev)
+ atomic_dec(&pm8001_dev->running_req);
+ break;
+ }
+ pm8001_dbg(pm8001_ha, IO, "scsi_status = 0x%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);
+ if (t->slow_task)
+ complete(&t->slow_task->completion);
+ } 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_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);
+
+ 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, IOERR, "port_id:0x%x, tag:0x%x, event:0x%x\n",
+ port_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;
+ 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:
+ case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
+ 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_ERROR_INTERNAL_CRC_ERROR:
+ pm8001_dbg(pm8001_ha, IOERR,
+ "IO_XFR_ERROR_INTERNAL_CRC_ERROR\n");
+ /* TBC: used default set values */
+ 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_done(pm8001_ha, ccb);
+ }
+}
+
+/*See the comments for mpi_ssp_completion */
+static void
+mpi_sata_completion(struct pm8001_hba_info *pm8001_ha,
+ struct outbound_queue_table *circularQ, 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, temp_sata_addr_hi;
+ u8 sata_addr_hi[4];
+ 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, freeing CCB tag %d\n",
+ ccb->ccb_tag);
+ pm8001_ccb_free(pm8001_ha, ccb);
+ return;
+ }
+
+
+ if (pm8001_dev && unlikely(!t->lldd_task || !t->dev))
+ return;
+
+ ts = &t->task_status;
+
+ if (status != IO_SUCCESS) {
+ pm8001_dbg(pm8001_ha, FAIL,
+ "IO failed device_id %u status 0x%x tag %d\n",
+ pm8001_dev->device_id, status, tag);
+ }
+
+ /* 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; i <= 3 && j <= 7; i++, j++)
+ sata_addr_low[i] = pm8001_ha->sas_addr[j];
+ for (i = 0, j = 0; i <= 3 && j <= 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;
+ } 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:
+ case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
+ 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;
+ spin_unlock_irqrestore(&circularQ->oq_lock,
+ circularQ->lock_flags);
+ pm8001_ccb_task_free_done(pm8001_ha, ccb);
+ spin_lock_irqsave(&circularQ->oq_lock,
+ circularQ->lock_flags);
+ 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;
+ spin_unlock_irqrestore(&circularQ->oq_lock,
+ circularQ->lock_flags);
+ pm8001_ccb_task_free_done(pm8001_ha, ccb);
+ spin_lock_irqsave(&circularQ->oq_lock,
+ circularQ->lock_flags);
+ 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;
+ spin_unlock_irqrestore(&circularQ->oq_lock,
+ circularQ->lock_flags);
+ pm8001_ccb_task_free_done(pm8001_ha, ccb);
+ spin_lock_irqsave(&circularQ->oq_lock,
+ circularQ->lock_flags);
+ 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;
+ spin_unlock_irqrestore(&circularQ->oq_lock,
+ circularQ->lock_flags);
+ pm8001_ccb_task_free_done(pm8001_ha, ccb);
+ spin_lock_irqsave(&circularQ->oq_lock,
+ circularQ->lock_flags);
+ 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;
+ spin_unlock_irqrestore(&circularQ->oq_lock,
+ circularQ->lock_flags);
+ pm8001_ccb_task_free_done(pm8001_ha, ccb);
+ spin_lock_irqsave(&circularQ->oq_lock,
+ circularQ->lock_flags);
+ 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 device_id %u status 0x%x tag %d\n",
+ pm8001_dev->device_id, status, tag);
+ /* 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);
+ if (t->slow_task)
+ complete(&t->slow_task->completion);
+ } else {
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ spin_unlock_irqrestore(&circularQ->oq_lock,
+ circularQ->lock_flags);
+ pm8001_ccb_task_free_done(pm8001_ha, ccb);
+ spin_lock_irqsave(&circularQ->oq_lock,
+ circularQ->lock_flags);
+ }
+}
+
+/*See the comments for mpi_ssp_completion */
+static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha,
+ struct outbound_queue_table *circularQ, 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 by aborting the link - libata does what we want */
+ if (pm8001_dev)
+ pm8001_handle_event(pm8001_ha,
+ pm8001_dev,
+ IO_XFER_ERROR_ABORTED_NCQ_MODE);
+ return;
+ }
+
+ ccb = &pm8001_ha->ccb_info[tag];
+ t = ccb->task;
+ pm8001_dev = ccb->device;
+ if (unlikely(!t)) {
+ pm8001_dbg(pm8001_ha, FAIL, "task null, freeing CCB tag %d\n",
+ ccb->ccb_tag);
+ pm8001_ccb_free(pm8001_ha, ccb);
+ return;
+ }
+
+ if (unlikely(!t->lldd_task || !t->dev))
+ return;
+
+ ts = &t->task_status;
+ pm8001_dbg(pm8001_ha, IOERR, "port_id:0x%x, tag:0x%x, event:0x%x\n",
+ port_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:
+ case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
+ pm8001_dbg(pm8001_ha, FAIL,
+ "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;
+ case IO_XFER_ERROR_INTERNAL_CRC_ERROR:
+ pm8001_dbg(pm8001_ha, FAIL,
+ "IO_XFR_ERROR_INTERNAL_CRC_ERROR\n");
+ /* TBC: used default set values */
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_TO;
+ break;
+ case IO_XFER_DMA_ACTIVATE_TIMEOUT:
+ pm8001_dbg(pm8001_ha, FAIL, "IO_XFR_DMA_ACTIVATE_TIMEOUT\n");
+ /* TBC: used default set values */
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_TO;
+ break;
+ default:
+ pm8001_dbg(pm8001_ha, IO, "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)
+{
+ u32 param, i;
+ 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];
+ param = le32_to_cpu(psmpPayload->param);
+ 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);
+ if (unlikely(!t || !t->lldd_task || !t->dev))
+ return;
+
+ pm8001_dbg(pm8001_ha, DEV, "tag::0x%x status::0x%x\n", tag, status);
+
+ 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);
+ if (pm8001_ha->smp_exp_mode == SMP_DIRECT) {
+ struct scatterlist *sg_resp = &t->smp_task.smp_resp;
+ u8 *payload;
+ void *to;
+
+ pm8001_dbg(pm8001_ha, IO,
+ "DIRECT RESPONSE Length:%d\n",
+ param);
+ to = kmap_atomic(sg_page(sg_resp));
+ payload = to + sg_resp->offset;
+ for (i = 0; i < param; i++) {
+ *(payload + i) = psmpPayload->_r_a[i];
+ pm8001_dbg(pm8001_ha, IO,
+ "SMP Byte%d DMA data 0x%x psmp 0x%x\n",
+ i, *(payload + i),
+ psmpPayload->_r_a[i]);
+ }
+ kunmap_atomic(to);
+ }
+ 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:
+ case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
+ 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%xstat 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);
+ }
+}
+
+/**
+ * pm80xx_hw_event_ack_req- For PM8001, some events need to acknowledge 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 pm80xx_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.phyid_sea_portid = cpu_to_le32(((SEA & 0xFFFF) << 8) |
+ ((phyId & 0xFF) << 24) | (port_id & 0xFF));
+ 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 pm80xx_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
+ u32 phyId, u32 phy_op);
+
+static void hw_event_port_recover(struct pm8001_hba_info *pm8001_ha,
+ void *piomb)
+{
+ struct hw_event_resp *pPayload = (struct hw_event_resp *)(piomb + 4);
+ u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
+ u8 phy_id = (u8)((phyid_npip_portstate & 0xFF0000) >> 16);
+ u32 lr_status_evt_portid =
+ le32_to_cpu(pPayload->lr_status_evt_portid);
+ u8 deviceType = pPayload->sas_identify.dev_type;
+ u8 link_rate = (u8)((lr_status_evt_portid & 0xF0000000) >> 28);
+ struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
+ u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
+ struct pm8001_port *port = &pm8001_ha->port[port_id];
+
+ if (deviceType == SAS_END_DEVICE) {
+ pm80xx_chip_phy_ctl_req(pm8001_ha, phy_id,
+ PHY_NOTIFY_ENABLE_SPINUP);
+ }
+
+ port->wide_port_phymap |= (1U << phy_id);
+ pm8001_get_lrate_mode(phy, link_rate);
+ phy->sas_phy.oob_mode = SAS_OOB_MODE;
+ phy->phy_state = PHY_STATE_LINK_UP_SPCV;
+ phy->phy_attached = 1;
+}
+
+/**
+ * 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_status_evt_portid =
+ le32_to_cpu(pPayload->lr_status_evt_portid);
+ u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
+
+ u8 link_rate =
+ (u8)((lr_status_evt_portid & 0xF0000000) >> 28);
+ u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
+ u8 phy_id =
+ (u8)((phyid_npip_portstate & 0xFF0000) >> 16);
+ u8 portstate = (u8)(phyid_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;
+ port->wide_port_phymap |= (1U << phy_id);
+ phy->phy_state = PHY_STATE_LINK_UP_SPCV;
+ pm8001_dbg(pm8001_ha, MSG,
+ "portid:%d; phyid:%d; linkrate:%d; portstate:%x; devicetype:%x\n",
+ port_id, phy_id, link_rate, portstate, deviceType);
+
+ 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");
+ pm80xx_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 for disk to spin up */
+ 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 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
+ u32 lr_status_evt_portid =
+ le32_to_cpu(pPayload->lr_status_evt_portid);
+ u8 link_rate =
+ (u8)((lr_status_evt_portid & 0xF0000000) >> 28);
+ u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
+ u8 phy_id =
+ (u8)((phyid_npip_portstate & 0xFF0000) >> 16);
+
+ u8 portstate = (u8)(phyid_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, EVENT,
+ "HW_EVENT_SATA_PHY_UP phyid:%#x port_id:%#x link_rate:%d portstate:%#x\n",
+ phy_id, port_id, link_rate, portstate);
+
+ phy->port = port;
+ port->port_id = port_id;
+ port->port_state = portstate;
+ phy->phy_state = PHY_STATE_LINK_UP_SPCV;
+ 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_status_evt_portid =
+ le32_to_cpu(pPayload->lr_status_evt_portid);
+ u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
+ u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
+ u8 phy_id =
+ (u8)((phyid_npip_portstate & 0xFF0000) >> 16);
+ u8 portstate = (u8)(phyid_npip_portstate & 0x0000000F);
+
+ struct pm8001_port *port = &pm8001_ha->port[port_id];
+ struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
+ u32 port_sata = (phy->phy_type & PORT_TYPE_SATA);
+ port->port_state = portstate;
+ phy->identify.device_type = 0;
+ phy->phy_attached = 0;
+ switch (portstate) {
+ case PORT_VALID:
+ pm8001_dbg(pm8001_ha, EVENT,
+ "HW_EVENT_PHY_DOWN phyid:%#x port_id:%#x portstate: PORT_VALID\n",
+ phy_id, port_id);
+ break;
+ case PORT_INVALID:
+ pm8001_dbg(pm8001_ha, EVENT,
+ "HW_EVENT_PHY_DOWN phyid:%#x port_id:%#x portstate: PORT_INVALID\n",
+ phy_id, port_id);
+ pm8001_dbg(pm8001_ha, MSG,
+ " Last phy Down and port invalid\n");
+ if (port_sata) {
+ phy->phy_type = 0;
+ port->port_attached = 0;
+ pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
+ port_id, phy_id, 0, 0);
+ }
+ sas_phy_disconnected(&phy->sas_phy);
+ break;
+ case PORT_IN_RESET:
+ pm8001_dbg(pm8001_ha, EVENT,
+ "HW_EVENT_PHY_DOWN phyid:%#x port_id:%#x portstate: PORT_IN_RESET\n",
+ phy_id, port_id);
+ break;
+ case PORT_NOT_ESTABLISHED:
+ pm8001_dbg(pm8001_ha, EVENT,
+ "HW_EVENT_PHY_DOWN phyid:%#x port_id:%#x portstate: PORT_NOT_ESTABLISHED\n",
+ phy_id, port_id);
+ port->port_attached = 0;
+ break;
+ case PORT_LOSTCOMM:
+ pm8001_dbg(pm8001_ha, EVENT,
+ "HW_EVENT_PHY_DOWN phyid:%#x port_id:%#x portstate: PORT_LOSTCOMM\n",
+ phy_id, port_id);
+ pm8001_dbg(pm8001_ha, MSG, " Last phy Down and port invalid\n");
+ if (port_sata) {
+ port->port_attached = 0;
+ phy->phy_type = 0;
+ pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
+ port_id, phy_id, 0, 0);
+ }
+ sas_phy_disconnected(&phy->sas_phy);
+ break;
+ default:
+ port->port_attached = 0;
+ pm8001_dbg(pm8001_ha, EVENT,
+ "HW_EVENT_PHY_DOWN phyid:%#x port_id:%#x portstate:%#x\n",
+ phy_id, port_id, portstate);
+ break;
+
+ }
+ if (port_sata && (portstate != PORT_IN_RESET))
+ sas_notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL,
+ GFP_ATOMIC);
+}
+
+static int mpi_phy_start_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct phy_start_resp *pPayload =
+ (struct phy_start_resp *)(piomb + 4);
+ u32 status =
+ le32_to_cpu(pPayload->status);
+ u32 phy_id =
+ le32_to_cpu(pPayload->phyid) & 0xFF;
+ struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
+
+ pm8001_dbg(pm8001_ha, INIT,
+ "phy start resp status:0x%x, phyid:0x%x\n",
+ status, phy_id);
+ if (status == 0)
+ phy->phy_state = PHY_LINK_DOWN;
+
+ if (pm8001_ha->flags == PM8001F_RUN_TIME &&
+ phy->enable_completion != NULL) {
+ complete(phy->enable_completion);
+ phy->enable_completion = NULL;
+ }
+ return 0;
+
+}
+
+/**
+ * mpi_thermal_hw_event - a thermal hw event has come.
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+static int mpi_thermal_hw_event(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct thermal_hw_event *pPayload =
+ (struct thermal_hw_event *)(piomb + 4);
+
+ u32 thermal_event = le32_to_cpu(pPayload->thermal_event);
+ u32 rht_lht = le32_to_cpu(pPayload->rht_lht);
+
+ if (thermal_event & 0x40) {
+ pm8001_dbg(pm8001_ha, IO,
+ "Thermal Event: Local high temperature violated!\n");
+ pm8001_dbg(pm8001_ha, IO,
+ "Thermal Event: Measured local high temperature %d\n",
+ ((rht_lht & 0xFF00) >> 8));
+ }
+ if (thermal_event & 0x10) {
+ pm8001_dbg(pm8001_ha, IO,
+ "Thermal Event: Remote high temperature violated!\n");
+ pm8001_dbg(pm8001_ha, IO,
+ "Thermal Event: Measured remote high temperature %d\n",
+ ((rht_lht & 0xFF000000) >> 24));
+ }
+ 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, i;
+ struct hw_event_resp *pPayload =
+ (struct hw_event_resp *)(piomb + 4);
+ u32 lr_status_evt_portid =
+ le32_to_cpu(pPayload->lr_status_evt_portid);
+ u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
+ u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
+ u8 phy_id =
+ (u8)((phyid_npip_portstate & 0xFF0000) >> 16);
+ u8 portstate = (u8)(phyid_npip_portstate & 0x0000000F);
+ u16 eventType =
+ (u16)((lr_status_evt_portid & 0x00FFFF00) >> 8);
+ u8 status =
+ (u8)((lr_status_evt_portid & 0x0F000000) >> 24);
+ struct sas_ha_struct *sas_ha = pm8001_ha->sas;
+ struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
+ struct pm8001_port *port = &pm8001_ha->port[port_id];
+ struct asd_sas_phy *sas_phy = sas_ha->sas_phy[phy_id];
+ pm8001_dbg(pm8001_ha, DEV,
+ "portid:%d phyid:%d event:0x%x status:0x%x\n",
+ port_id, phy_id, eventType, status);
+
+ switch (eventType) {
+
+ case HW_EVENT_SAS_PHY_UP:
+ pm8001_dbg(pm8001_ha, EVENT,
+ "HW_EVENT_SAS_PHY_UP phyid:%#x port_id:%#x\n",
+ phy_id, port_id);
+ hw_event_sas_phy_up(pm8001_ha, piomb);
+ break;
+ case HW_EVENT_SATA_PHY_UP:
+ hw_event_sata_phy_up(pm8001_ha, piomb);
+ break;
+ case HW_EVENT_SATA_SPINUP_HOLD:
+ pm8001_dbg(pm8001_ha, EVENT,
+ "HW_EVENT_SATA_SPINUP_HOLD phyid:%#x port_id:%#x\n",
+ phy_id, port_id);
+ sas_notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD,
+ GFP_ATOMIC);
+ break;
+ case HW_EVENT_PHY_DOWN:
+ hw_event_phy_down(pm8001_ha, piomb);
+ phy->phy_state = PHY_LINK_DISABLE;
+ break;
+ case HW_EVENT_PORT_INVALID:
+ pm8001_dbg(pm8001_ha, EVENT,
+ "HW_EVENT_PORT_INVALID phyid:%#x port_id:%#x\n",
+ phy_id, port_id);
+ 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");
+ pm80xx_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, EVENT,
+ "HW_EVENT_PHY_ERROR phyid:%#x port_id:%#x\n",
+ phy_id, port_id);
+ 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, EVENT,
+ "HW_EVENT_LINK_ERR_INVALID_DWORD phyid:%#x port_id:%#x\n",
+ phy_id, port_id);
+ pm80xx_hw_event_ack_req(pm8001_ha, 0,
+ HW_EVENT_LINK_ERR_INVALID_DWORD, port_id, phy_id, 0, 0);
+ break;
+ case HW_EVENT_LINK_ERR_DISPARITY_ERROR:
+ pm8001_dbg(pm8001_ha, EVENT,
+ "HW_EVENT_LINK_ERR_DISPARITY_ERROR phyid:%#x port_id:%#x\n",
+ phy_id, port_id);
+ pm80xx_hw_event_ack_req(pm8001_ha, 0,
+ HW_EVENT_LINK_ERR_DISPARITY_ERROR,
+ port_id, phy_id, 0, 0);
+ break;
+ case HW_EVENT_LINK_ERR_CODE_VIOLATION:
+ pm8001_dbg(pm8001_ha, EVENT,
+ "HW_EVENT_LINK_ERR_CODE_VIOLATION phyid:%#x port_id:%#x\n",
+ phy_id, port_id);
+ pm80xx_hw_event_ack_req(pm8001_ha, 0,
+ HW_EVENT_LINK_ERR_CODE_VIOLATION,
+ port_id, phy_id, 0, 0);
+ break;
+ case HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH:
+ pm8001_dbg(pm8001_ha, EVENT,
+ "HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH phyid:%#x port_id:%#x\n",
+ phy_id, port_id);
+ pm80xx_hw_event_ack_req(pm8001_ha, 0,
+ HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH,
+ port_id, phy_id, 0, 0);
+ break;
+ case HW_EVENT_MALFUNCTION:
+ pm8001_dbg(pm8001_ha, EVENT,
+ "HW_EVENT_MALFUNCTION phyid:%#x\n", phy_id);
+ 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, EVENT,
+ "HW_EVENT_INBOUND_CRC_ERROR phyid:%#x port_id:%#x\n",
+ phy_id, port_id);
+ pm80xx_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, EVENT,
+ "HW_EVENT_HARD_RESET_RECEIVED phyid:%#x\n", phy_id);
+ sas_notify_port_event(sas_phy, PORTE_HARD_RESET, GFP_ATOMIC);
+ break;
+ case HW_EVENT_ID_FRAME_TIMEOUT:
+ pm8001_dbg(pm8001_ha, EVENT,
+ "HW_EVENT_ID_FRAME_TIMEOUT phyid:%#x\n", phy_id);
+ 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, EVENT,
+ "HW_EVENT_LINK_ERR_PHY_RESET_FAILED phyid:%#x port_id:%#x\n",
+ phy_id, port_id);
+ pm80xx_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, EVENT,
+ "HW_EVENT_PORT_RESET_TIMER_TMO phyid:%#x port_id:%#x portstate:%#x\n",
+ phy_id, port_id, portstate);
+ if (!pm8001_ha->phy[phy_id].reset_completion) {
+ pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
+ port_id, phy_id, 0, 0);
+ }
+ sas_phy_disconnected(sas_phy);
+ phy->phy_attached = 0;
+ port->port_state = portstate;
+ sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR,
+ GFP_ATOMIC);
+ if (pm8001_ha->phy[phy_id].reset_completion) {
+ pm8001_ha->phy[phy_id].port_reset_status =
+ PORT_RESET_TMO;
+ complete(pm8001_ha->phy[phy_id].reset_completion);
+ pm8001_ha->phy[phy_id].reset_completion = NULL;
+ }
+ break;
+ case HW_EVENT_PORT_RECOVERY_TIMER_TMO:
+ pm8001_dbg(pm8001_ha, EVENT,
+ "HW_EVENT_PORT_RECOVERY_TIMER_TMO phyid:%#x port_id:%#x\n",
+ phy_id, port_id);
+ pm80xx_hw_event_ack_req(pm8001_ha, 0,
+ HW_EVENT_PORT_RECOVERY_TIMER_TMO,
+ port_id, phy_id, 0, 0);
+ for (i = 0; i < pm8001_ha->chip->n_phy; i++) {
+ if (port->wide_port_phymap & (1 << i)) {
+ phy = &pm8001_ha->phy[i];
+ sas_notify_phy_event(&phy->sas_phy,
+ PHYE_LOSS_OF_SIGNAL, GFP_ATOMIC);
+ port->wide_port_phymap &= ~(1 << i);
+ }
+ }
+ break;
+ case HW_EVENT_PORT_RECOVER:
+ pm8001_dbg(pm8001_ha, EVENT,
+ "HW_EVENT_PORT_RECOVER phyid:%#x port_id:%#x\n",
+ phy_id, port_id);
+ hw_event_port_recover(pm8001_ha, piomb);
+ break;
+ case HW_EVENT_PORT_RESET_COMPLETE:
+ pm8001_dbg(pm8001_ha, EVENT,
+ "HW_EVENT_PORT_RESET_COMPLETE phyid:%#x port_id:%#x portstate:%#x\n",
+ phy_id, port_id, portstate);
+ if (pm8001_ha->phy[phy_id].reset_completion) {
+ pm8001_ha->phy[phy_id].port_reset_status =
+ PORT_RESET_SUCCESS;
+ complete(pm8001_ha->phy[phy_id].reset_completion);
+ pm8001_ha->phy[phy_id].reset_completion = NULL;
+ }
+ phy->phy_attached = 1;
+ phy->phy_state = PHY_STATE_LINK_UP_SPCV;
+ port->port_state = portstate;
+ 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 portid:%d phyid:%d event:0x%x status:0x%x\n",
+ port_id, phy_id, eventType, status);
+ break;
+ }
+ return 0;
+}
+
+/**
+ * mpi_phy_stop_resp - SPCv specific
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+static int mpi_phy_stop_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct phy_stop_resp *pPayload =
+ (struct phy_stop_resp *)(piomb + 4);
+ u32 status =
+ le32_to_cpu(pPayload->status);
+ u32 phyid =
+ le32_to_cpu(pPayload->phyid) & 0xFF;
+ struct pm8001_phy *phy = &pm8001_ha->phy[phyid];
+ pm8001_dbg(pm8001_ha, MSG, "phy:0x%x status:0x%x\n",
+ phyid, status);
+ if (status == PHY_STOP_SUCCESS ||
+ status == PHY_STOP_ERR_DEVICE_ATTACHED) {
+ phy->phy_state = PHY_LINK_DISABLE;
+ phy->sas_phy.phy->negotiated_linkrate = SAS_PHY_DISABLED;
+ phy->sas_phy.linkrate = SAS_PHY_DISABLED;
+ }
+
+ return 0;
+}
+
+/**
+ * mpi_set_controller_config_resp - SPCv specific
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+static int mpi_set_controller_config_resp(struct pm8001_hba_info *pm8001_ha,
+ void *piomb)
+{
+ struct set_ctrl_cfg_resp *pPayload =
+ (struct set_ctrl_cfg_resp *)(piomb + 4);
+ u32 status = le32_to_cpu(pPayload->status);
+ u32 err_qlfr_pgcd = le32_to_cpu(pPayload->err_qlfr_pgcd);
+ u32 tag = le32_to_cpu(pPayload->tag);
+
+ pm8001_dbg(pm8001_ha, MSG,
+ "SET CONTROLLER RESP: status 0x%x qlfr_pgcd 0x%x\n",
+ status, err_qlfr_pgcd);
+ pm8001_tag_free(pm8001_ha, tag);
+
+ return 0;
+}
+
+/**
+ * mpi_get_controller_config_resp - SPCv specific
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+static int mpi_get_controller_config_resp(struct pm8001_hba_info *pm8001_ha,
+ void *piomb)
+{
+ pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n");
+
+ return 0;
+}
+
+/**
+ * mpi_get_phy_profile_resp - SPCv specific
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+static int mpi_get_phy_profile_resp(struct pm8001_hba_info *pm8001_ha,
+ void *piomb)
+{
+ pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n");
+
+ return 0;
+}
+
+/**
+ * mpi_flash_op_ext_resp - SPCv specific
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+static int mpi_flash_op_ext_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n");
+
+ return 0;
+}
+
+/**
+ * mpi_set_phy_profile_resp - SPCv specific
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+static int mpi_set_phy_profile_resp(struct pm8001_hba_info *pm8001_ha,
+ void *piomb)
+{
+ u32 tag;
+ u8 page_code;
+ int rc = 0;
+ struct set_phy_profile_resp *pPayload =
+ (struct set_phy_profile_resp *)(piomb + 4);
+ u32 ppc_phyid = le32_to_cpu(pPayload->ppc_phyid);
+ u32 status = le32_to_cpu(pPayload->status);
+
+ tag = le32_to_cpu(pPayload->tag);
+ page_code = (u8)((ppc_phyid & 0xFF00) >> 8);
+ if (status) {
+ /* status is FAILED */
+ pm8001_dbg(pm8001_ha, FAIL,
+ "PhyProfile command failed with status 0x%08X\n",
+ status);
+ rc = -1;
+ } else {
+ if (page_code != SAS_PHY_ANALOG_SETTINGS_PAGE) {
+ pm8001_dbg(pm8001_ha, FAIL, "Invalid page code 0x%X\n",
+ page_code);
+ rc = -1;
+ }
+ }
+ pm8001_tag_free(pm8001_ha, tag);
+ return rc;
+}
+
+/**
+ * mpi_kek_management_resp - SPCv specific
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+static int mpi_kek_management_resp(struct pm8001_hba_info *pm8001_ha,
+ void *piomb)
+{
+ struct kek_mgmt_resp *pPayload = (struct kek_mgmt_resp *)(piomb + 4);
+
+ u32 status = le32_to_cpu(pPayload->status);
+ u32 kidx_new_curr_ksop = le32_to_cpu(pPayload->kidx_new_curr_ksop);
+ u32 err_qlfr = le32_to_cpu(pPayload->err_qlfr);
+
+ pm8001_dbg(pm8001_ha, MSG,
+ "KEK MGMT RESP. Status 0x%x idx_ksop 0x%x err_qlfr 0x%x\n",
+ status, kidx_new_curr_ksop, err_qlfr);
+
+ return 0;
+}
+
+/**
+ * mpi_dek_management_resp - SPCv specific
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+static int mpi_dek_management_resp(struct pm8001_hba_info *pm8001_ha,
+ void *piomb)
+{
+ pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n");
+
+ return 0;
+}
+
+/**
+ * ssp_coalesced_comp_resp - SPCv specific
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+static int ssp_coalesced_comp_resp(struct pm8001_hba_info *pm8001_ha,
+ void *piomb)
+{
+ pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n");
+
+ return 0;
+}
+
+/**
+ * process_one_iomb - process one outbound Queue memory block
+ * @pm8001_ha: our hba card information
+ * @circularQ: outbound circular queue
+ * @piomb: IO message buffer
+ */
+static void process_one_iomb(struct pm8001_hba_info *pm8001_ha,
+ struct outbound_queue_table *circularQ, void *piomb)
+{
+ __le32 pHeader = *(__le32 *)piomb;
+ u32 opc = (u32)((le32_to_cpu(pHeader)) & 0xFFF);
+
+ 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_THERM_HW_EVENT:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_THERMAL_EVENT\n");
+ mpi_thermal_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, circularQ, piomb);
+ break;
+ case OPC_OUB_SATA_EVENT:
+ pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_EVENT\n");
+ mpi_sata_event(pm8001_ha, circularQ, 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_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;
+ /* spcv specific commands */
+ case OPC_OUB_PHY_START_RESP:
+ pm8001_dbg(pm8001_ha, MSG,
+ "OPC_OUB_PHY_START_RESP opcode:%x\n", opc);
+ mpi_phy_start_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_PHY_STOP_RESP:
+ pm8001_dbg(pm8001_ha, MSG,
+ "OPC_OUB_PHY_STOP_RESP opcode:%x\n", opc);
+ mpi_phy_stop_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_SET_CONTROLLER_CONFIG:
+ pm8001_dbg(pm8001_ha, MSG,
+ "OPC_OUB_SET_CONTROLLER_CONFIG opcode:%x\n", opc);
+ mpi_set_controller_config_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_GET_CONTROLLER_CONFIG:
+ pm8001_dbg(pm8001_ha, MSG,
+ "OPC_OUB_GET_CONTROLLER_CONFIG opcode:%x\n", opc);
+ mpi_get_controller_config_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_GET_PHY_PROFILE:
+ pm8001_dbg(pm8001_ha, MSG,
+ "OPC_OUB_GET_PHY_PROFILE opcode:%x\n", opc);
+ mpi_get_phy_profile_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_FLASH_OP_EXT:
+ pm8001_dbg(pm8001_ha, MSG,
+ "OPC_OUB_FLASH_OP_EXT opcode:%x\n", opc);
+ mpi_flash_op_ext_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_SET_PHY_PROFILE:
+ pm8001_dbg(pm8001_ha, MSG,
+ "OPC_OUB_SET_PHY_PROFILE opcode:%x\n", opc);
+ mpi_set_phy_profile_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_KEK_MANAGEMENT_RESP:
+ pm8001_dbg(pm8001_ha, MSG,
+ "OPC_OUB_KEK_MANAGEMENT_RESP opcode:%x\n", opc);
+ mpi_kek_management_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_DEK_MANAGEMENT_RESP:
+ pm8001_dbg(pm8001_ha, MSG,
+ "OPC_OUB_DEK_MANAGEMENT_RESP opcode:%x\n", opc);
+ mpi_dek_management_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_SSP_COALESCED_COMP_RESP:
+ pm8001_dbg(pm8001_ha, MSG,
+ "OPC_OUB_SSP_COALESCED_COMP_RESP opcode:%x\n", opc);
+ ssp_coalesced_comp_resp(pm8001_ha, piomb);
+ break;
+ default:
+ pm8001_dbg(pm8001_ha, DEVIO,
+ "Unknown outbound Queue IOMB OPC = 0x%x\n", opc);
+ break;
+ }
+}
+
+static void print_scratchpad_registers(struct pm8001_hba_info *pm8001_ha)
+{
+ pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_0: 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0));
+ pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_1:0x%x\n",
+ pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1));
+ pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_2: 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2));
+ pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_3: 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3));
+ pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_0: 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_0));
+ pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_1: 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_1));
+ pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_2: 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_2));
+ pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_3: 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_3));
+ pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_4: 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_4));
+ pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_5: 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_5));
+ pm8001_dbg(pm8001_ha, FAIL, "MSGU_RSVD_SCRATCH_PAD_0: 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_RSVD_0));
+ pm8001_dbg(pm8001_ha, FAIL, "MSGU_RSVD_SCRATCH_PAD_1: 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_RSVD_1));
+}
+
+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;
+ u32 regval;
+
+ /*
+ * Fatal errors are programmed to be signalled in irq vector
+ * pm8001_ha->max_q_num - 1 through pm8001_ha->main_cfg_tbl.pm80xx_tbl.
+ * fatal_err_interrupt
+ */
+ if (vec == (pm8001_ha->max_q_num - 1)) {
+ u32 mipsall_ready;
+
+ if (pm8001_ha->chip_id == chip_8008 ||
+ pm8001_ha->chip_id == chip_8009)
+ mipsall_ready = SCRATCH_PAD_MIPSALL_READY_8PORT;
+ else
+ mipsall_ready = SCRATCH_PAD_MIPSALL_READY_16PORT;
+
+ regval = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
+ if ((regval & mipsall_ready) != mipsall_ready) {
+ pm8001_ha->controller_fatal_error = true;
+ pm8001_dbg(pm8001_ha, FAIL,
+ "Firmware Fatal error! Regval:0x%x\n",
+ regval);
+ pm8001_handle_event(pm8001_ha, NULL, IO_FATAL_ERROR);
+ print_scratchpad_registers(pm8001_ha);
+ return ret;
+ } else {
+ /*read scratchpad rsvd 0 register*/
+ regval = pm8001_cr32(pm8001_ha, 0,
+ MSGU_SCRATCH_PAD_RSVD_0);
+ switch (regval) {
+ case NON_FATAL_SPBC_LBUS_ECC_ERR:
+ case NON_FATAL_BDMA_ERR:
+ case NON_FATAL_THERM_OVERTEMP_ERR:
+ /*Clear the register*/
+ pm8001_cw32(pm8001_ha, 0,
+ MSGU_SCRATCH_PAD_RSVD_0,
+ 0x00000000);
+ break;
+ default:
+ break;
+ }
+ }
+ }
+ circularQ = &pm8001_ha->outbnd_q_tbl[vec];
+ spin_lock_irqsave(&circularQ->oq_lock, circularQ->lock_flags);
+ do {
+ /* spurious interrupt during setup if kexec-ing and
+ * driver doing a doorbell access w/ the pre-kexec oq
+ * interrupt setup.
+ */
+ if (!circularQ->pi_virt)
+ break;
+ 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, circularQ,
+ (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(&circularQ->oq_lock, circularQ->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 */
+};
+
+static void build_smp_cmd(u32 deviceID, __le32 hTag,
+ struct smp_req *psmp_cmd, int mode, int length)
+{
+ psmp_cmd->tag = hTag;
+ psmp_cmd->device_id = cpu_to_le32(deviceID);
+ if (mode == SMP_DIRECT) {
+ length = length - 4; /* subtract crc */
+ psmp_cmd->len_ip_ir = cpu_to_le32(length << 16);
+ } else {
+ psmp_cmd->len_ip_ir = cpu_to_le32(1|(1 << 1));
+ }
+}
+
+/**
+ * pm80xx_chip_smp_req - send an SMP task to FW
+ * @pm8001_ha: our hba card information.
+ * @ccb: the ccb information this request used.
+ */
+static int pm80xx_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, *smp_req;
+ u32 req_len, resp_len;
+ struct smp_req smp_cmd;
+ u32 opc;
+ u32 i, length;
+ u8 *payload;
+ u8 *to;
+
+ 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);
+
+ length = sg_req->length;
+ pm8001_dbg(pm8001_ha, IO, "SMP Frame Length %d\n", sg_req->length);
+ if (!(length - 8))
+ pm8001_ha->smp_exp_mode = SMP_DIRECT;
+ else
+ pm8001_ha->smp_exp_mode = SMP_INDIRECT;
+
+
+ smp_req = &task->smp_task.smp_req;
+ to = kmap_atomic(sg_page(smp_req));
+ payload = to + smp_req->offset;
+
+ /* INDIRECT MODE command settings. Use DMA */
+ if (pm8001_ha->smp_exp_mode == SMP_INDIRECT) {
+ pm8001_dbg(pm8001_ha, IO, "SMP REQUEST INDIRECT MODE\n");
+ /* for SPCv indirect mode. Place the top 4 bytes of
+ * SMP Request header here. */
+ for (i = 0; i < 4; i++)
+ smp_cmd.smp_req16[i] = *(payload + i);
+ /* exclude top 4 bytes for SMP req header */
+ smp_cmd.long_smp_req.long_req_addr =
+ cpu_to_le64((u64)sg_dma_address
+ (&task->smp_task.smp_req) + 4);
+ /* exclude 4 bytes for SMP req header and CRC */
+ smp_cmd.long_smp_req.long_req_size =
+ cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-8);
+ 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);
+ } else { /* DIRECT MODE */
+ 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);
+ }
+ if (pm8001_ha->smp_exp_mode == SMP_DIRECT) {
+ pm8001_dbg(pm8001_ha, IO, "SMP REQUEST DIRECT MODE\n");
+ for (i = 0; i < length; i++)
+ if (i < 16) {
+ smp_cmd.smp_req16[i] = *(payload + i);
+ pm8001_dbg(pm8001_ha, IO,
+ "Byte[%d]:%x (DMA data:%x)\n",
+ i, smp_cmd.smp_req16[i],
+ *(payload));
+ } else {
+ smp_cmd.smp_req[i] = *(payload + i);
+ pm8001_dbg(pm8001_ha, IO,
+ "Byte[%d]:%x (DMA data:%x)\n",
+ i, smp_cmd.smp_req[i],
+ *(payload));
+ }
+ }
+ kunmap_atomic(to);
+ build_smp_cmd(pm8001_dev->device_id, smp_cmd.tag,
+ &smp_cmd, pm8001_ha->smp_exp_mode, length);
+ 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;
+}
+
+static int check_enc_sas_cmd(struct sas_task *task)
+{
+ u8 cmd = task->ssp_task.cmd->cmnd[0];
+
+ if (cmd == READ_10 || cmd == WRITE_10 || cmd == WRITE_VERIFY)
+ return 1;
+ else
+ return 0;
+}
+
+static int check_enc_sat_cmd(struct sas_task *task)
+{
+ int ret = 0;
+ switch (task->ata_task.fis.command) {
+ case ATA_CMD_FPDMA_READ:
+ case ATA_CMD_READ_EXT:
+ case ATA_CMD_READ:
+ case ATA_CMD_FPDMA_WRITE:
+ case ATA_CMD_WRITE_EXT:
+ case ATA_CMD_WRITE:
+ case ATA_CMD_PIO_READ:
+ case ATA_CMD_PIO_READ_EXT:
+ case ATA_CMD_PIO_WRITE:
+ case ATA_CMD_PIO_WRITE_EXT:
+ ret = 1;
+ break;
+ default:
+ ret = 0;
+ break;
+ }
+ return ret;
+}
+
+static u32 pm80xx_chip_get_q_index(struct sas_task *task)
+{
+ struct request *rq = sas_task_find_rq(task);
+
+ if (!rq)
+ return 0;
+
+ return blk_mq_unique_tag_to_hwq(blk_mq_unique_tag(rq));
+}
+
+/**
+ * pm80xx_chip_ssp_io_req - send an SSP task to FW
+ * @pm8001_ha: our hba card information.
+ * @ccb: the ccb information this request used.
+ */
+static int pm80xx_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, end_addr;
+ u32 end_addr_high, end_addr_low;
+ u32 q_index;
+ u32 opc = OPC_INB_SSPINIIOSTART;
+
+ memset(&ssp_cmd, 0, sizeof(ssp_cmd));
+ memcpy(ssp_cmd.ssp_iu.lun, task->ssp_task.LUN, 8);
+
+ /* data address domain added for spcv; set to 0 by host,
+ * used internally by controller
+ * 0 for SAS 1.1 and SAS 2.0 compatible TLR
+ */
+ ssp_cmd.dad_dir_m_tlr =
+ cpu_to_le32(data_dir_flags[task->data_dir] << 8 | 0x0);
+ 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);
+ 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);
+ q_index = pm80xx_chip_get_q_index(task);
+
+ /* Check if encryption is set */
+ if (pm8001_ha->chip->encrypt &&
+ !(pm8001_ha->encrypt_info.status) && check_enc_sas_cmd(task)) {
+ pm8001_dbg(pm8001_ha, IO,
+ "Encryption enabled.Sending Encrypt SAS command 0x%x\n",
+ task->ssp_task.cmd->cmnd[0]);
+ opc = OPC_INB_SSP_INI_DIF_ENC_IO;
+ /* enable encryption. 0 for SAS 1.1 and SAS 2.0 compatible TLR*/
+ ssp_cmd.dad_dir_m_tlr = cpu_to_le32
+ ((data_dir_flags[task->data_dir] << 8) | 0x20 | 0x0);
+
+ /* 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.enc_addr_low =
+ cpu_to_le32(lower_32_bits(phys_addr));
+ ssp_cmd.enc_addr_high =
+ cpu_to_le32(upper_32_bits(phys_addr));
+ ssp_cmd.enc_esgl = cpu_to_le32(1<<31);
+ } else if (task->num_scatter == 1) {
+ u64 dma_addr = sg_dma_address(task->scatter);
+
+ ssp_cmd.enc_addr_low =
+ cpu_to_le32(lower_32_bits(dma_addr));
+ ssp_cmd.enc_addr_high =
+ cpu_to_le32(upper_32_bits(dma_addr));
+ ssp_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
+ ssp_cmd.enc_esgl = 0;
+
+ /* Check 4G Boundary */
+ end_addr = dma_addr + le32_to_cpu(ssp_cmd.enc_len) - 1;
+ end_addr_low = lower_32_bits(end_addr);
+ end_addr_high = upper_32_bits(end_addr);
+
+ if (end_addr_high != le32_to_cpu(ssp_cmd.enc_addr_high)) {
+ pm8001_dbg(pm8001_ha, FAIL,
+ "The sg list address start_addr=0x%016llx data_len=0x%x end_addr_high=0x%08x end_addr_low=0x%08x has crossed 4G boundary\n",
+ dma_addr,
+ le32_to_cpu(ssp_cmd.enc_len),
+ end_addr_high, end_addr_low);
+ pm8001_chip_make_sg(task->scatter, 1,
+ ccb->buf_prd);
+ phys_addr = ccb->ccb_dma_handle;
+ ssp_cmd.enc_addr_low =
+ cpu_to_le32(lower_32_bits(phys_addr));
+ ssp_cmd.enc_addr_high =
+ cpu_to_le32(upper_32_bits(phys_addr));
+ ssp_cmd.enc_esgl = cpu_to_le32(1U<<31);
+ }
+ } else if (task->num_scatter == 0) {
+ ssp_cmd.enc_addr_low = 0;
+ ssp_cmd.enc_addr_high = 0;
+ ssp_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
+ ssp_cmd.enc_esgl = 0;
+ }
+
+ /* XTS mode. All other fields are 0 */
+ ssp_cmd.key_cmode = cpu_to_le32(0x6 << 4);
+
+ /* set tweak values. Should be the start lba */
+ ssp_cmd.twk_val0 = cpu_to_le32((task->ssp_task.cmd->cmnd[2] << 24) |
+ (task->ssp_task.cmd->cmnd[3] << 16) |
+ (task->ssp_task.cmd->cmnd[4] << 8) |
+ (task->ssp_task.cmd->cmnd[5]));
+ } else {
+ pm8001_dbg(pm8001_ha, IO,
+ "Sending Normal SAS command 0x%x inb q %x\n",
+ task->ssp_task.cmd->cmnd[0], q_index);
+ /* 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;
+
+ /* Check 4G Boundary */
+ end_addr = dma_addr + le32_to_cpu(ssp_cmd.len) - 1;
+ end_addr_low = lower_32_bits(end_addr);
+ end_addr_high = upper_32_bits(end_addr);
+ if (end_addr_high != le32_to_cpu(ssp_cmd.addr_high)) {
+ pm8001_dbg(pm8001_ha, FAIL,
+ "The sg list address start_addr=0x%016llx data_len=0x%x end_addr_high=0x%08x end_addr_low=0x%08x has crossed 4G boundary\n",
+ dma_addr,
+ le32_to_cpu(ssp_cmd.len),
+ end_addr_high, end_addr_low);
+ pm8001_chip_make_sg(task->scatter, 1,
+ 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 == 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, q_index, opc, &ssp_cmd,
+ sizeof(ssp_cmd), q_index);
+}
+
+static int pm80xx_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;
+ struct ata_queued_cmd *qc = task->uldd_task;
+ u32 tag = ccb->ccb_tag, q_index;
+ struct sata_start_req sata_cmd;
+ u32 hdr_tag, ncg_tag = 0;
+ u64 phys_addr, end_addr;
+ u32 end_addr_high, end_addr_low;
+ u32 ATAP = 0x0;
+ u32 dir, retfis = 0;
+ u32 opc = OPC_INB_SATA_HOST_OPSTART;
+ memset(&sata_cmd, 0, sizeof(sata_cmd));
+
+ q_index = pm80xx_chip_get_q_index(task);
+
+ 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);
+ if (task->ata_task.return_fis_on_success)
+ retfis = 1;
+ 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 */
+
+ /* Check if encryption is set */
+ if (pm8001_ha->chip->encrypt &&
+ !(pm8001_ha->encrypt_info.status) && check_enc_sat_cmd(task)) {
+ pm8001_dbg(pm8001_ha, IO,
+ "Encryption enabled.Sending Encrypt SATA cmd 0x%x\n",
+ sata_cmd.sata_fis.command);
+ opc = OPC_INB_SATA_DIF_ENC_IO;
+ /* set encryption bit; dad (bits 0-1) is 0 */
+ sata_cmd.retfis_ncqtag_atap_dir_m_dad =
+ cpu_to_le32((retfis << 24) | ((ncg_tag & 0xff) << 16) |
+ ((ATAP & 0x3f) << 10) | 0x20 | dir);
+ /* 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.enc_addr_low =
+ cpu_to_le32(lower_32_bits(phys_addr));
+ sata_cmd.enc_addr_high =
+ cpu_to_le32(upper_32_bits(phys_addr));
+ sata_cmd.enc_esgl = cpu_to_le32(1 << 31);
+ } else if (task->num_scatter == 1) {
+ u64 dma_addr = sg_dma_address(task->scatter);
+
+ sata_cmd.enc_addr_low =
+ cpu_to_le32(lower_32_bits(dma_addr));
+ sata_cmd.enc_addr_high =
+ cpu_to_le32(upper_32_bits(dma_addr));
+ sata_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
+ sata_cmd.enc_esgl = 0;
+
+ /* Check 4G Boundary */
+ end_addr = dma_addr + le32_to_cpu(sata_cmd.enc_len) - 1;
+ end_addr_low = lower_32_bits(end_addr);
+ end_addr_high = upper_32_bits(end_addr);
+ if (end_addr_high != le32_to_cpu(sata_cmd.enc_addr_high)) {
+ pm8001_dbg(pm8001_ha, FAIL,
+ "The sg list address start_addr=0x%016llx data_len=0x%x end_addr_high=0x%08x end_addr_low=0x%08x has crossed 4G boundary\n",
+ dma_addr,
+ le32_to_cpu(sata_cmd.enc_len),
+ end_addr_high, end_addr_low);
+ pm8001_chip_make_sg(task->scatter, 1,
+ ccb->buf_prd);
+ phys_addr = ccb->ccb_dma_handle;
+ sata_cmd.enc_addr_low =
+ cpu_to_le32(lower_32_bits(phys_addr));
+ sata_cmd.enc_addr_high =
+ cpu_to_le32(upper_32_bits(phys_addr));
+ sata_cmd.enc_esgl =
+ cpu_to_le32(1 << 31);
+ }
+ } else if (task->num_scatter == 0) {
+ sata_cmd.enc_addr_low = 0;
+ sata_cmd.enc_addr_high = 0;
+ sata_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
+ sata_cmd.enc_esgl = 0;
+ }
+ /* XTS mode. All other fields are 0 */
+ sata_cmd.key_index_mode = cpu_to_le32(0x6 << 4);
+
+ /* set tweak values. Should be the start lba */
+ sata_cmd.twk_val0 =
+ cpu_to_le32((sata_cmd.sata_fis.lbal_exp << 24) |
+ (sata_cmd.sata_fis.lbah << 16) |
+ (sata_cmd.sata_fis.lbam << 8) |
+ (sata_cmd.sata_fis.lbal));
+ sata_cmd.twk_val1 =
+ cpu_to_le32((sata_cmd.sata_fis.lbah_exp << 8) |
+ (sata_cmd.sata_fis.lbam_exp));
+ } else {
+ pm8001_dbg(pm8001_ha, IO,
+ "Sending Normal SATA command 0x%x inb %x\n",
+ sata_cmd.sata_fis.command, q_index);
+ /* dad (bits 0-1) is 0 */
+ sata_cmd.retfis_ncqtag_atap_dir_m_dad =
+ cpu_to_le32((retfis << 24) | ((ncg_tag & 0xff) << 16) |
+ ((ATAP & 0x3f) << 10) | dir);
+ /* 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(1U << 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;
+
+ /* Check 4G Boundary */
+ end_addr = dma_addr + le32_to_cpu(sata_cmd.len) - 1;
+ end_addr_low = lower_32_bits(end_addr);
+ end_addr_high = upper_32_bits(end_addr);
+ if (end_addr_high != sata_cmd.addr_high) {
+ pm8001_dbg(pm8001_ha, FAIL,
+ "The sg list address start_addr=0x%016llx data_len=0x%xend_addr_high=0x%08x end_addr_low=0x%08x has crossed 4G boundary\n",
+ dma_addr,
+ le32_to_cpu(sata_cmd.len),
+ end_addr_high, end_addr_low);
+ pm8001_chip_make_sg(task->scatter, 1,
+ 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(1U << 31);
+ }
+ } 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;
+ }
+
+ /* scsi cdb */
+ sata_cmd.atapi_scsi_cdb[0] =
+ cpu_to_le32(((task->ata_task.atapi_packet[0]) |
+ (task->ata_task.atapi_packet[1] << 8) |
+ (task->ata_task.atapi_packet[2] << 16) |
+ (task->ata_task.atapi_packet[3] << 24)));
+ sata_cmd.atapi_scsi_cdb[1] =
+ cpu_to_le32(((task->ata_task.atapi_packet[4]) |
+ (task->ata_task.atapi_packet[5] << 8) |
+ (task->ata_task.atapi_packet[6] << 16) |
+ (task->ata_task.atapi_packet[7] << 24)));
+ sata_cmd.atapi_scsi_cdb[2] =
+ cpu_to_le32(((task->ata_task.atapi_packet[8]) |
+ (task->ata_task.atapi_packet[9] << 8) |
+ (task->ata_task.atapi_packet[10] << 16) |
+ (task->ata_task.atapi_packet[11] << 24)));
+ sata_cmd.atapi_scsi_cdb[3] =
+ cpu_to_le32(((task->ata_task.atapi_packet[12]) |
+ (task->ata_task.atapi_packet[13] << 8) |
+ (task->ata_task.atapi_packet[14] << 16) |
+ (task->ata_task.atapi_packet[15] << 24)));
+ }
+
+ trace_pm80xx_request_issue(pm8001_ha->id,
+ ccb->device ? ccb->device->attached_phy : PM8001_MAX_PHYS,
+ ccb->ccb_tag, opc,
+ qc ? qc->tf.command : 0, // ata opcode
+ ccb->device ? atomic_read(&ccb->device->running_req) : 0);
+ return pm8001_mpi_build_cmd(pm8001_ha, q_index, opc, &sata_cmd,
+ sizeof(sata_cmd), q_index);
+}
+
+/**
+ * pm80xx_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
+pm80xx_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);
+
+ pm8001_dbg(pm8001_ha, INIT, "PHY START REQ for phy_id %d\n", phy_id);
+
+ payload.ase_sh_lm_slr_phyid = cpu_to_le32(SPINHOLD_DISABLE |
+ LINKMODE_AUTO | pm8001_ha->link_rate | phy_id);
+ /* SSC Disable and SAS Analog ST configuration */
+ /*
+ payload.ase_sh_lm_slr_phyid =
+ cpu_to_le32(SSC_DISABLE_30 | SAS_ASE | SPINHOLD_DISABLE |
+ LINKMODE_AUTO | LINKRATE_15 | LINKRATE_30 | LINKRATE_60 |
+ phy_id);
+ Have to add "SAS PHY Analog Setup SPASTI 1 Byte" Based on need
+ */
+
+ 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);
+}
+
+/**
+ * pm80xx_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 pm80xx_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 pm80xx_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) & 0xFF) |
+ ((phy_id & 0xFF) << 8));
+
+ payload.dtype_dlr_mcn_ir_retry = cpu_to_le32((retryFlag & 0x01) |
+ ((linkrate & 0x0F) << 24) |
+ ((stp_sspsmp_sata & 0x03) << 28));
+ payload.firstburstsize_ITNexustimeout =
+ cpu_to_le32(ITNT | (firstBurstSize * 0x10000));
+
+ memcpy(payload.sas_addr, pm8001_dev->sas_device->sas_addr,
+ SAS_ADDR_SIZE);
+
+ pm8001_dbg(pm8001_ha, INIT,
+ "register device req phy_id 0x%x port_id 0x%x\n", phy_id,
+ (port->port_id & 0xFF));
+ rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
+ sizeof(payload), 0);
+ if (rc)
+ pm8001_ccb_free(pm8001_ha, ccb);
+
+ return rc;
+}
+
+/**
+ * pm80xx_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: phy operation to request
+ */
+static int pm80xx_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
+ u32 phyId, u32 phy_op)
+{
+ u32 tag;
+ int rc;
+ struct local_phy_ctl_req payload;
+ u32 opc = OPC_INB_LOCAL_PHY_CONTROL;
+
+ memset(&payload, 0, sizeof(payload));
+ rc = pm8001_tag_alloc(pm8001_ha, &tag);
+ if (rc)
+ return rc;
+
+ payload.tag = cpu_to_le32(tag);
+ payload.phyop_phyid =
+ cpu_to_le32(((phy_op & 0xFF) << 8) | (phyId & 0xFF));
+
+ rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
+ sizeof(payload), 0);
+ if (rc)
+ pm8001_tag_free(pm8001_ha, tag);
+
+ return rc;
+}
+
+static u32 pm80xx_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
+}
+
+/**
+ * pm80xx_chip_isr - PM8001 isr handler.
+ * @pm8001_ha: our hba card information.
+ * @vec: irq number.
+ */
+static irqreturn_t
+pm80xx_chip_isr(struct pm8001_hba_info *pm8001_ha, u8 vec)
+{
+ pm80xx_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);
+ pm80xx_chip_interrupt_enable(pm8001_ha, vec);
+ return IRQ_HANDLED;
+}
+
+static void mpi_set_phy_profile_req(struct pm8001_hba_info *pm8001_ha,
+ u32 operation, u32 phyid,
+ u32 length, u32 *buf)
+{
+ u32 tag, i, j = 0;
+ int rc;
+ struct set_phy_profile_req payload;
+ u32 opc = OPC_INB_SET_PHY_PROFILE;
+
+ memset(&payload, 0, sizeof(payload));
+ rc = pm8001_tag_alloc(pm8001_ha, &tag);
+ if (rc) {
+ pm8001_dbg(pm8001_ha, FAIL, "Invalid tag\n");
+ return;
+ }
+
+ payload.tag = cpu_to_le32(tag);
+ payload.ppc_phyid =
+ cpu_to_le32(((operation & 0xF) << 8) | (phyid & 0xFF));
+ pm8001_dbg(pm8001_ha, DISC,
+ " phy profile command for phy %x ,length is %d\n",
+ le32_to_cpu(payload.ppc_phyid), length);
+ for (i = length; i < (length + PHY_DWORD_LENGTH - 1); i++) {
+ payload.reserved[j] = cpu_to_le32(*((u32 *)buf + i));
+ j++;
+ }
+ rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
+ sizeof(payload), 0);
+ if (rc)
+ pm8001_tag_free(pm8001_ha, tag);
+}
+
+void pm8001_set_phy_profile(struct pm8001_hba_info *pm8001_ha,
+ u32 length, u8 *buf)
+{
+ u32 i;
+
+ for (i = 0; i < pm8001_ha->chip->n_phy; i++) {
+ mpi_set_phy_profile_req(pm8001_ha,
+ SAS_PHY_ANALOG_SETTINGS_PAGE, i, length, (u32 *)buf);
+ length = length + PHY_DWORD_LENGTH;
+ }
+ pm8001_dbg(pm8001_ha, INIT, "phy settings completed\n");
+}
+
+void pm8001_set_phy_profile_single(struct pm8001_hba_info *pm8001_ha,
+ u32 phy, u32 length, u32 *buf)
+{
+ u32 tag, opc;
+ int rc, i;
+ struct set_phy_profile_req payload;
+
+ memset(&payload, 0, sizeof(payload));
+
+ rc = pm8001_tag_alloc(pm8001_ha, &tag);
+ if (rc) {
+ pm8001_dbg(pm8001_ha, INIT, "Invalid tag\n");
+ return;
+ }
+
+ opc = OPC_INB_SET_PHY_PROFILE;
+
+ payload.tag = cpu_to_le32(tag);
+ payload.ppc_phyid =
+ cpu_to_le32(((SAS_PHY_ANALOG_SETTINGS_PAGE & 0xF) << 8)
+ | (phy & 0xFF));
+
+ for (i = 0; i < length; i++)
+ payload.reserved[i] = cpu_to_le32(*(buf + i));
+
+ rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
+ sizeof(payload), 0);
+ if (rc)
+ pm8001_tag_free(pm8001_ha, tag);
+
+ pm8001_dbg(pm8001_ha, INIT, "PHY %d settings applied\n", phy);
+}
+const struct pm8001_dispatch pm8001_80xx_dispatch = {
+ .name = "pmc80xx",
+ .chip_init = pm80xx_chip_init,
+ .chip_post_init = pm80xx_chip_post_init,
+ .chip_soft_rst = pm80xx_chip_soft_rst,
+ .chip_rst = pm80xx_hw_chip_rst,
+ .chip_iounmap = pm8001_chip_iounmap,
+ .isr = pm80xx_chip_isr,
+ .is_our_interrupt = pm80xx_chip_is_our_interrupt,
+ .isr_process_oq = process_oq,
+ .interrupt_enable = pm80xx_chip_interrupt_enable,
+ .interrupt_disable = pm80xx_chip_interrupt_disable,
+ .make_prd = pm8001_chip_make_sg,
+ .smp_req = pm80xx_chip_smp_req,
+ .ssp_io_req = pm80xx_chip_ssp_io_req,
+ .sata_req = pm80xx_chip_sata_req,
+ .phy_start_req = pm80xx_chip_phy_start_req,
+ .phy_stop_req = pm80xx_chip_phy_stop_req,
+ .reg_dev_req = pm80xx_chip_reg_dev_req,
+ .dereg_dev_req = pm8001_chip_dereg_dev_req,
+ .phy_ctl_req = pm80xx_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,
+ .fatal_errors = pm80xx_fatal_errors,
+ .hw_event_ack_req = pm80xx_hw_event_ack_req,
+};