EXTRA_CFLAGS += -Idrivers/scsi/isci/core/ -Idrivers/scsi/isci/
obj-$(CONFIG_SCSI_ISCI) += isci.o
isci-objs := init.o phy.o request.o sata.o \
- remote_device.o port.o timers.o deprecated.o \
+ remote_device.o port.o timers.o \
host.o task.o events.o \
core/scic_sds_controller.o \
core/scic_sds_remote_device.o \
#include "scic_sds_port.h"
#include "scic_sds_remote_device.h"
#include "scic_sds_request.h"
-#include "scic_user_callback.h"
#include "sci_environment.h"
#include "sci_util.h"
#include "scu_completion_codes.h"
/* Clear DFX Status registers */
scu_afe_register_write(scic, afe_dfx_master_control0, 0x0081000f);
- scic_cb_stall_execution(AFE_REGISTER_WRITE_DELAY);
+ udelay(AFE_REGISTER_WRITE_DELAY);
/* Configure bias currents to normal */
if (is_a0())
else
scu_afe_register_write(scic, afe_bias_control, 0x00005A00);
- scic_cb_stall_execution(AFE_REGISTER_WRITE_DELAY);
+ udelay(AFE_REGISTER_WRITE_DELAY);
/* Enable PLL */
if (is_b0())
else
scu_afe_register_write(scic, afe_pll_control0, 0x80040908);
- scic_cb_stall_execution(AFE_REGISTER_WRITE_DELAY);
+ udelay(AFE_REGISTER_WRITE_DELAY);
/* Wait for the PLL to lock */
do {
afe_status = scu_afe_register_read(
scic, afe_common_block_status);
- scic_cb_stall_execution(AFE_REGISTER_WRITE_DELAY);
+ udelay(AFE_REGISTER_WRITE_DELAY);
} while ((afe_status & 0x00001000) == 0);
if (is_b0()) {
/* Shorten SAS SNW lock time (RxLock timer value from 76 us to 50 us) */
scu_afe_register_write(scic, afe_pmsn_master_control0, 0x7bcc96ad);
- scic_cb_stall_execution(AFE_REGISTER_WRITE_DELAY);
+ udelay(AFE_REGISTER_WRITE_DELAY);
}
for (phy_id = 0; phy_id < SCI_MAX_PHYS; phy_id++) {
if (is_b0()) {
/* Configure transmitter SSC parameters */
scu_afe_txreg_write(scic, phy_id, afe_tx_ssc_control, 0x00030000);
- scic_cb_stall_execution(AFE_REGISTER_WRITE_DELAY);
+ udelay(AFE_REGISTER_WRITE_DELAY);
} else {
/*
* All defaults, except the Receive Word Alignament/Comma Detect
* Enable....(0xe800) */
scu_afe_txreg_write(scic, phy_id, afe_xcvr_control0, 0x00004512);
- scic_cb_stall_execution(AFE_REGISTER_WRITE_DELAY);
+ udelay(AFE_REGISTER_WRITE_DELAY);
scu_afe_txreg_write(scic, phy_id, afe_xcvr_control1, 0x0050100F);
- scic_cb_stall_execution(AFE_REGISTER_WRITE_DELAY);
+ udelay(AFE_REGISTER_WRITE_DELAY);
}
/*
else {
/* Power down TX and RX (PWRDNTX and PWRDNRX) */
scu_afe_txreg_write(scic, phy_id, afe_channel_control, 0x000003d7);
- scic_cb_stall_execution(AFE_REGISTER_WRITE_DELAY);
+ udelay(AFE_REGISTER_WRITE_DELAY);
/*
* Power up TX and RX out from power down (PWRDNTX and PWRDNRX)
* & increase TX int & ext bias 20%....(0xe85c) */
scu_afe_txreg_write(scic, phy_id, afe_channel_control, 0x000003d4);
}
- scic_cb_stall_execution(AFE_REGISTER_WRITE_DELAY);
+ udelay(AFE_REGISTER_WRITE_DELAY);
if (is_a0() || is_a2()) {
/* Enable TX equalization (0xe824) */
scu_afe_txreg_write(scic, phy_id, afe_tx_control, 0x00040000);
- scic_cb_stall_execution(AFE_REGISTER_WRITE_DELAY);
+ udelay(AFE_REGISTER_WRITE_DELAY);
}
/*
* RDPI=0x0(RX Power On), RXOOBDETPDNC=0x0, TPD=0x0(TX Power On),
* RDD=0x0(RX Detect Enabled) ....(0xe800) */
scu_afe_txreg_write(scic, phy_id, afe_xcvr_control0, 0x00004100);
- scic_cb_stall_execution(AFE_REGISTER_WRITE_DELAY);
+ udelay(AFE_REGISTER_WRITE_DELAY);
/* Leave DFE/FFE on */
if (is_a0())
scu_afe_txreg_write(scic, phy_id, afe_rx_ssc_control0, 0x3F11103F);
else {
scu_afe_txreg_write(scic, phy_id, afe_rx_ssc_control0, 0x3F11103F);
- scic_cb_stall_execution(AFE_REGISTER_WRITE_DELAY);
+ udelay(AFE_REGISTER_WRITE_DELAY);
/* Enable TX equalization (0xe824) */
scu_afe_txreg_write(scic, phy_id, afe_tx_control, 0x00040000);
}
- scic_cb_stall_execution(AFE_REGISTER_WRITE_DELAY);
+ udelay(AFE_REGISTER_WRITE_DELAY);
scu_afe_txreg_write(scic, phy_id, afe_tx_amp_control0, 0x000E7C03);
- scic_cb_stall_execution(AFE_REGISTER_WRITE_DELAY);
+ udelay(AFE_REGISTER_WRITE_DELAY);
scu_afe_txreg_write(scic, phy_id, afe_tx_amp_control1, 0x000E7C03);
- scic_cb_stall_execution(AFE_REGISTER_WRITE_DELAY);
+ udelay(AFE_REGISTER_WRITE_DELAY);
scu_afe_txreg_write(scic, phy_id, afe_tx_amp_control2, 0x000E7C03);
- scic_cb_stall_execution(AFE_REGISTER_WRITE_DELAY);
+ udelay(AFE_REGISTER_WRITE_DELAY);
scu_afe_txreg_write(scic, phy_id, afe_tx_amp_control3, 0x000E7C03);
- scic_cb_stall_execution(AFE_REGISTER_WRITE_DELAY);
+ udelay(AFE_REGISTER_WRITE_DELAY);
}
/* Transfer control to the PEs */
scu_afe_register_write(scic, afe_dfx_master_control0, 0x00010f00);
- scic_cb_stall_execution(AFE_REGISTER_WRITE_DELAY);
+ udelay(AFE_REGISTER_WRITE_DELAY);
}
/*
SMU_SMUSRCR_WRITE(scic, 0xFFFFFFFF);
/* Delay for 1ms to before clearing the CQP and UFQPR. */
- scic_cb_stall_execution(1000);
+ udelay(1000);
/* The write to the CQGR clears the CQP */
SMU_CQGR_WRITE(scic, 0x00000000);
while (terminate_loop-- && (result != SCI_SUCCESS)) {
/* Loop until the hardware reports success */
- scic_cb_stall_execution(SCU_CONTEXT_RAM_INIT_STALL_TIME);
+ udelay(SCU_CONTEXT_RAM_INIT_STALL_TIME);
status = SMU_SMUCSR_READ(this_controller);
if ((status & SCU_RAM_INIT_COMPLETED) == SCU_RAM_INIT_COMPLETED) {
#include "scic_sds_phy_registers.h"
#include "scic_sds_port.h"
#include "scic_sds_remote_node_context.h"
-#include "scic_user_callback.h"
#include "sci_environment.h"
#include "sci_util.h"
#include "scu_event_codes.h"
#include "scic_sds_remote_device.h"
#include "scic_sds_remote_node_context.h"
#include "scic_sds_request.h"
-#include "scic_user_callback.h"
#include "sci_environment.h"
#include "scic_sds_remote_device.h"
#include "scic_sds_remote_node_context.h"
#include "scic_sds_request.h"
-#include "scic_user_callback.h"
#include "sci_environment.h"
#include "sci_util.h"
#include "scu_event_codes.h"
#include "scic_sds_smp_request.h"
#include "scic_sds_stp_request.h"
#include "scic_sds_unsolicited_frame_control.h"
-#include "scic_user_callback.h"
#include "sci_environment.h"
#include "sci_util.h"
#include "scu_completion_codes.h"
*
*/
static void scic_sds_io_request_build_ssp_command_iu(
- struct scic_sds_request *this_request)
+ struct scic_sds_request *sds_request)
{
struct sci_ssp_command_iu *command_frame;
- void *os_handle;
u32 cdb_length;
u32 *cdb_buffer;
+ struct isci_request *isci_request =
+ (struct isci_request *)sci_object_get_association(sds_request);
command_frame =
- (struct sci_ssp_command_iu *)this_request->command_buffer;
-
- os_handle = scic_sds_request_get_user_request(this_request);
+ (struct sci_ssp_command_iu *)sds_request->command_buffer;
command_frame->lun_upper = 0;
- command_frame->lun_lower = scic_cb_ssp_io_request_get_lun(os_handle);
+ command_frame->lun_lower =
+ isci_request_ssp_io_request_get_lun(isci_request);
((u32 *)command_frame)[2] = 0;
- cdb_length = scic_cb_ssp_io_request_get_cdb_length(os_handle);
- cdb_buffer = (u32 *)scic_cb_ssp_io_request_get_cdb_address(os_handle);
+ cdb_length = isci_request_ssp_io_request_get_cdb_length(isci_request);
+ cdb_buffer = (u32 *)isci_request_ssp_io_request_get_cdb_address(
+ isci_request);
if (cdb_length > 16) {
command_frame->additional_cdb_length = cdb_length - 16;
command_frame->enable_first_burst = 0;
command_frame->task_priority =
- scic_cb_ssp_io_request_get_command_priority(os_handle);
+ isci_request_ssp_io_request_get_command_priority(isci_request);
command_frame->task_attribute =
- scic_cb_ssp_io_request_get_task_attribute(os_handle);
+ isci_request_ssp_io_request_get_task_attribute(isci_request);
}
*
*/
static void scic_sds_task_request_build_ssp_task_iu(
- struct scic_sds_request *this_request)
+ struct scic_sds_request *sds_request)
{
struct sci_ssp_task_iu *command_frame;
- void *os_handle;
+ struct isci_request *isci_request =
+ (struct isci_request *)sci_object_get_association(sds_request);
command_frame =
- (struct sci_ssp_task_iu *)this_request->command_buffer;
-
- os_handle = scic_sds_request_get_user_request(this_request);
+ (struct sci_ssp_task_iu *)sds_request->command_buffer;
command_frame->lun_upper = 0;
- command_frame->lun_lower = scic_cb_ssp_task_request_get_lun(os_handle);
+ command_frame->lun_lower = isci_request_ssp_io_request_get_lun(
+ isci_request);
((u32 *)command_frame)[2] = 0;
command_frame->task_function =
- scic_cb_ssp_task_request_get_function(os_handle);
+ isci_task_ssp_request_get_function(isci_request);
command_frame->task_tag =
- scic_cb_ssp_task_request_get_io_tag_to_manage(os_handle);
+ isci_task_ssp_request_get_io_tag_to_manage(
+ isci_request);
}
enum sci_status scic_io_request_construct_basic_ssp(
struct scic_sds_request *sci_req)
{
- void *os_handle;
+ struct isci_request *isci_request =
+ (struct isci_request *)sci_object_get_association(sci_req);
sci_req->protocol = SCIC_SSP_PROTOCOL;
- os_handle = scic_sds_request_get_user_request(sci_req);
-
scu_ssp_io_request_construct_task_context(
sci_req,
- scic_cb_io_request_get_data_direction(os_handle),
- scic_cb_io_request_get_transfer_length(os_handle)
- );
-
+ isci_request_io_request_get_data_direction(isci_request),
+ isci_request_io_request_get_transfer_length(isci_request));
scic_sds_io_request_build_ssp_command_iu(sci_req);
}
-enum sci_status scic_io_request_construct_basic_sata(struct scic_sds_request *sci_req)
+enum sci_status scic_io_request_construct_basic_sata(
+ struct scic_sds_request *sci_req)
{
enum sci_status status;
struct scic_sds_stp_request *stp_req;
u32 len;
enum dma_data_direction dir;
bool copy = false;
+ struct isci_request *isci_request =
+ (struct isci_request *)sci_object_get_association(sci_req);
+ struct sas_task *task = isci_request_access_task(isci_request);
stp_req = container_of(sci_req, typeof(*stp_req), parent);
sci_req->protocol = SCIC_STP_PROTOCOL;
- len = scic_cb_io_request_get_transfer_length(sci_req->user_request);
- dir = scic_cb_io_request_get_data_direction(sci_req->user_request);
- proto = scic_cb_request_get_sat_protocol(sci_req->user_request);
- copy = scic_cb_io_request_do_copy_rx_frames(stp_req->parent.user_request);
+ len = isci_request_io_request_get_transfer_length(isci_request);
+ dir = isci_request_io_request_get_data_direction(isci_request);
+ proto = isci_sata_get_sat_protocol(isci_request);
+ copy = (task->data_dir == DMA_NONE) ? false : true;
status = scic_io_request_construct_sata(sci_req, proto, len, dir, copy);
struct scic_sds_request *sci_req)
{
enum sci_status status;
- u8 sat_protocol = scic_cb_request_get_sat_protocol(sci_req->user_request);
+ u8 sat_protocol;
+ struct isci_request *isci_request =
+ (struct isci_request *)sci_object_get_association(sci_req);
+
+ sat_protocol = isci_sata_get_sat_protocol(isci_request);
switch (sat_protocol) {
case SAT_PROTOCOL_ATA_HARD_RESET:
* the response data.
*
*/
-void scic_sds_io_request_copy_response(
- struct scic_sds_request *this_request)
+void scic_sds_io_request_copy_response(struct scic_sds_request *sds_request)
{
void *response_buffer;
u32 user_response_length;
u32 core_response_length;
struct sci_ssp_response_iu *ssp_response;
+ struct isci_request *isci_request =
+ (struct isci_request *)sci_object_get_association(sds_request);
- ssp_response = (struct sci_ssp_response_iu *)this_request->response_buffer;
+ ssp_response =
+ (struct sci_ssp_response_iu *)sds_request->response_buffer;
- response_buffer = scic_cb_ssp_task_request_get_response_data_address(
- this_request->user_request
- );
+ response_buffer =
+ isci_task_ssp_request_get_response_data_address(
+ isci_request);
- user_response_length = scic_cb_ssp_task_request_get_response_data_length(
- this_request->user_request
- );
+ user_response_length =
+ isci_task_ssp_request_get_response_data_length(
+ isci_request);
core_response_length = sci_ssp_get_response_data_length(
- ssp_response->response_data_length
- );
+ ssp_response->response_data_length);
user_response_length = min(user_response_length, core_response_length);
#include "scic_sds_port.h"
#include "scic_sds_remote_device.h"
#include "scic_sds_request.h"
-#include "scic_user_callback.h"
#include "sci_environment.h"
#include "sci_util.h"
#include "scu_event_codes.h"
#include "scic_sds_port.h"
#include "scic_sds_remote_device.h"
#include "scic_sds_request.h"
-#include "scic_user_callback.h"
#include "sci_environment.h"
#include "sci_util.h"
#include "scu_event_codes.h"
* @device:
* @request:
*
- * If this is a softreset we may want to have a different substate. enum sci_status
+ * If this is a softreset we may want to have a different substate.
+ * enum sci_status
*/
static enum sci_status scic_sds_stp_remote_device_ready_idle_substate_start_io_handler(
- struct sci_base_remote_device *device,
- struct sci_base_request *request)
+ struct sci_base_remote_device *base_device,
+ struct sci_base_request *base_request)
{
enum sci_status status;
- struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device;
- struct scic_sds_request *io_request = (struct scic_sds_request *)request;
+ struct scic_sds_remote_device *device =
+ (struct scic_sds_remote_device *)&base_device->parent;
+ struct scic_sds_request *sds_request =
+ (struct scic_sds_request *)&base_request->parent;
+ struct isci_request *isci_request =
+ (struct isci_request *)sci_object_get_association(sds_request);
/* Will the port allow the io request to start? */
- status = this_device->owning_port->state_handlers->start_io_handler(
- this_device->owning_port,
- this_device,
- io_request
- );
+ status = device->owning_port->state_handlers->start_io_handler(
+ device->owning_port,
+ device,
+ sds_request);
if (status == SCI_SUCCESS) {
status =
- scic_sds_remote_node_context_start_io(this_device->rnc, io_request);
+ scic_sds_remote_node_context_start_io(device->rnc,
+ sds_request);
- if (status == SCI_SUCCESS) {
- status = io_request->state_handlers->parent.start_handler(request);
- }
+ if (status == SCI_SUCCESS)
+ status =
+ sds_request->state_handlers->
+ parent.start_handler(base_request);
if (status == SCI_SUCCESS) {
- if (
- scic_cb_request_get_sat_protocol(io_request->user_request)
- == SAT_PROTOCOL_FPDMA
- ) {
+ if (isci_sata_get_sat_protocol(isci_request) ==
+ SAT_PROTOCOL_FPDMA)
sci_base_state_machine_change_state(
- &this_device->ready_substate_machine,
- SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ
- );
- } else {
- this_device->working_request = io_request;
+ &device->ready_substate_machine,
+ SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ);
+ else {
+ device->working_request = sds_request;
sci_base_state_machine_change_state(
- &this_device->ready_substate_machine,
- SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_CMD
- );
+ &device->ready_substate_machine,
+ SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_CMD);
}
}
- scic_sds_remote_device_start_request(this_device, io_request, status);
+ scic_sds_remote_device_start_request(device,
+ sds_request,
+ status);
}
return status;
* ***************************************************************************** */
static enum sci_status scic_sds_stp_remote_device_ready_ncq_substate_start_io_handler(
- struct sci_base_remote_device *device,
- struct sci_base_request *request)
+ struct sci_base_remote_device *base_device,
+ struct sci_base_request *base_request)
{
enum sci_status status;
- struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device;
- struct scic_sds_request *io_request = (struct scic_sds_request *)request;
-
- if (
- scic_cb_request_get_sat_protocol(io_request->user_request)
- == SAT_PROTOCOL_FPDMA
- ) {
- status = this_device->owning_port->state_handlers->start_io_handler(
- this_device->owning_port,
- this_device,
- io_request
- );
+ struct scic_sds_remote_device *device =
+ (struct scic_sds_remote_device *)&base_device->parent;
+ struct scic_sds_request *sds_request =
+ (struct scic_sds_request *)&base_request->parent;
+ struct isci_request *isci_request =
+ (struct isci_request *)sci_object_get_association(sds_request);
+
+ if (isci_sata_get_sat_protocol(isci_request) == SAT_PROTOCOL_FPDMA) {
+ status = device->owning_port->state_handlers->start_io_handler(
+ device->owning_port,
+ device,
+ sds_request);
if (status == SCI_SUCCESS) {
- status = scic_sds_remote_node_context_start_io(this_device->rnc, io_request);
+ status = scic_sds_remote_node_context_start_io(
+ device->rnc,
+ sds_request);
- if (status == SCI_SUCCESS) {
- status = io_request->state_handlers->parent.start_handler(request);
- }
+ if (status == SCI_SUCCESS)
+ status = sds_request->state_handlers->
+ parent.start_handler(base_request);
- scic_sds_remote_device_start_request(this_device, io_request, status);
+ scic_sds_remote_device_start_request(device,
+ sds_request,
+ status);
}
- } else {
+ } else
status = SCI_FAILURE_INVALID_STATE;
- }
return status;
}
#include "scic_sds_stp_pio_request.h"
#include "scic_sds_stp_request.h"
#include "scic_sds_unsolicited_frame_control.h"
-#include "scic_user_callback.h"
#include "sci_environment.h"
#include "sci_util.h"
#include "scu_completion_codes.h"
#include "scic_sds_unsolicited_frame_control.h"
#include "scu_registers.h"
#include "scic_sds_controller.h"
-#include "scic_user_callback.h"
#include "sci_util.h"
#include "sci_environment.h"
+++ /dev/null
-/*
- * This file is provided under a dual BSD/GPLv2 license. When using or
- * redistributing this file, you may do so under either license.
- *
- * GPL LICENSE SUMMARY
- *
- * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
- * The full GNU General Public License is included in this distribution
- * in the file called LICENSE.GPL.
- *
- * BSD LICENSE
- *
- * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * 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 MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * 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 DAMAGE.
- */
-
-#ifndef _SCIC_USER_CALLBACK_H_
-#define _SCIC_USER_CALLBACK_H_
-
-/**
- * This file contains all of the interface methods/macros that must be
- * implemented by an SCI Core user.
- *
- *
- */
-
-
-#include "sci_status.h"
-#include "scic_io_request.h"
-
-struct scic_sds_request;
-struct scic_sds_phy;
-struct scic_sds_port;
-struct scic_sds_remote_device;
-struct scic_sds_controller;
-
-/**
- * scic_cb_stall_execution() - This method is called when the core requires the
- * OS driver to stall execution. This method is utilized during
- * initialization or non-performance paths only.
- * @microseconds: This parameter specifies the number of microseconds for which
- * to stall. The operating system driver is allowed to round this value up
- * where necessary.
- *
- * none.
- */
-void scic_cb_stall_execution(
- u32 microseconds);
-
-#ifndef SCI_GET_PHYSICAL_ADDRESS_OPTIMIZATION_ENABLED
-/**
- * scic_cb_io_request_get_physical_address() - This callback method asks the
- * user to provide the physical address for the supplied virtual address
- * when building an io request object.
- * @controller: This parameter is the core controller object handle.
- * @io_request: This parameter is the io request object handle for which the
- * physical address is being requested.
- * @virtual_address: This paramter is the virtual address which is to be
- * returned as a physical address.
- * @physical_address: The physical address for the supplied virtual address.
- *
- * None.
- */
-void scic_cb_io_request_get_physical_address(
- struct scic_sds_controller *controller,
- struct scic_sds_request *io_request,
- void *virtual_address,
- dma_addr_t *physical_address);
-#endif /* SCI_GET_PHYSICAL_ADDRESS_OPTIMIZATION_ENABLED */
-
-/**
- * scic_cb_io_request_get_transfer_length() - This callback method asks the
- * user to provide the number of bytes to be transfered as part of this
- * request.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns the number of payload data bytes to be transfered for
- * this IO request.
- */
-u32 scic_cb_io_request_get_transfer_length(
- void *scic_user_io_request);
-
-/**
- * scic_cb_io_request_get_data_direction() - This callback method asks the user
- * to provide the data direction for this request.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- */
-enum dma_data_direction scic_cb_io_request_get_data_direction(void *req);
-
-#ifndef SCI_SGL_OPTIMIZATION_ENABLED
-/**
- * scic_cb_io_request_get_next_sge() - This callback method asks the user to
- * provide the address to where the next Scatter-Gather Element is located.
- * Details regarding usage: - Regarding the first SGE: the user should
- * initialize an index, or a pointer, prior to construction of the request
- * that will reference the very first scatter-gather element. This is
- * important since this method is called for every scatter-gather element,
- * including the first element. - Regarding the last SGE: the user should
- * return NULL from this method when this method is called and the SGL has
- * exhausted all elements.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- * @current_sge_address: This parameter specifies the address for the current
- * SGE (i.e. the one that has just processed).
- * @next_sge: An address specifying the location for the next scatter gather
- * element to be processed.
- *
- * None
- */
-void scic_cb_io_request_get_next_sge(
- void *scic_user_io_request,
- void *current_sge_address,
- void **next_sge);
-#endif /* SCI_SGL_OPTIMIZATION_ENABLED */
-
-/**
- * scic_cb_sge_get_address_field() - This callback method asks the user to
- * provide the contents of the "address" field in the Scatter-Gather Element.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- * @sge_address: This parameter specifies the address for the SGE from which to
- * retrieve the address field.
- *
- * A physical address specifying the contents of the SGE's address field.
- */
-dma_addr_t scic_cb_sge_get_address_field(
- void *scic_user_io_request,
- void *sge_address);
-
-/**
- * scic_cb_sge_get_length_field() - This callback method asks the user to
- * provide the contents of the "length" field in the Scatter-Gather Element.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- * @sge_address: This parameter specifies the address for the SGE from which to
- * retrieve the address field.
- *
- * This method returns the length field specified inside the SGE referenced by
- * the sge_address parameter.
- */
-u32 scic_cb_sge_get_length_field(
- void *scic_user_io_request,
- void *sge_address);
-
-/**
- * scic_cb_ssp_io_request_get_cdb_address() - This callback method asks the
- * user to provide the address for the command descriptor block (CDB)
- * associated with this IO request.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns the virtual address of the CDB.
- */
-void *scic_cb_ssp_io_request_get_cdb_address(
- void *scic_user_io_request);
-
-/**
- * scic_cb_ssp_io_request_get_cdb_length() - This callback method asks the user
- * to provide the length of the command descriptor block (CDB) associated
- * with this IO request.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns the length of the CDB.
- */
-u32 scic_cb_ssp_io_request_get_cdb_length(
- void *scic_user_io_request);
-
-/**
- * scic_cb_ssp_io_request_get_lun() - This callback method asks the user to
- * provide the Logical Unit (LUN) associated with this IO request.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * The contents of the value returned from this callback are defined by the
- * protocol standard (e.g. T10 SAS specification). Please refer to the
- * transport command information unit description in the associated standard.
- * This method returns the LUN associated with this request. This should be u64?
- */
-u32 scic_cb_ssp_io_request_get_lun(
- void *scic_user_io_request);
-
-/**
- * scic_cb_ssp_io_request_get_task_attribute() - This callback method asks the
- * user to provide the task attribute associated with this IO request.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * The contents of the value returned from this callback are defined by the
- * protocol standard (e.g. T10 SAS specification). Please refer to the
- * transport command information unit description in the associated standard.
- * This method returns the task attribute associated with this IO request.
- */
-u32 scic_cb_ssp_io_request_get_task_attribute(
- void *scic_user_io_request);
-
-/**
- * scic_cb_ssp_io_request_get_command_priority() - This callback method asks
- * the user to provide the command priority associated with this IO request.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * The contents of the value returned from this callback are defined by the
- * protocol standard (e.g. T10 SAS specification). Please refer to the
- * transport command information unit description in the associated standard.
- * This method returns the command priority associated with this IO request.
- */
-u32 scic_cb_ssp_io_request_get_command_priority(
- void *scic_user_io_request);
-
-/**
- * scic_cb_io_request_do_copy_rx_frames() - This callback method asks the user
- * if the received RX frame data is to be copied to the SGL or should be
- * stored by the SCI core to be retrieved later with the
- * scic_io_request_get_rx_frame().
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns true if the SCI core should copy the received frame data
- * to the SGL location or false if the SCI user wants to retrieve the frame
- * data at a later time.
- */
-bool scic_cb_io_request_do_copy_rx_frames(
- void *scic_user_io_request);
-
-/**
- * scic_cb_request_get_sat_protocol() - This callback method asks the user to
- * return the SAT protocol definition for this IO request. This method is
- * only called by the SCI core if the request type constructed is SATA.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns one of the sat.h defined protocols for the given io
- * request.
- */
-u8 scic_cb_request_get_sat_protocol(
- void *scic_user_io_request);
-
-
-/**
- * scic_cb_ssp_task_request_get_lun() - This method returns the Logical Unit to
- * be utilized for this task management request.
- * @scic_user_task_request: This parameter points to the user's task request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * The contents of the value returned from this callback are defined by the
- * protocol standard (e.g. T10 SAS specification). Please refer to the
- * transport task information unit description in the associated standard. This
- * method returns the LUN associated with this request. This should be u64?
- */
-u32 scic_cb_ssp_task_request_get_lun(
- void *scic_user_task_request);
-
-/**
- * scic_cb_ssp_task_request_get_function() - This method returns the task
- * management function to be utilized for this task request.
- * @scic_user_task_request: This parameter points to the user's task request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * The contents of the value returned from this callback are defined by the
- * protocol standard (e.g. T10 SAS specification). Please refer to the
- * transport task information unit description in the associated standard. This
- * method returns an unsigned byte representing the task management function to
- * be performed.
- */
-u8 scic_cb_ssp_task_request_get_function(
- void *scic_user_task_request);
-
-/**
- * scic_cb_ssp_task_request_get_io_tag_to_manage() - This method returns the
- * task management IO tag to be managed. Depending upon the task management
- * function the value returned from this method may be ignored.
- * @scic_user_task_request: This parameter points to the user's task request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns an unsigned 16-bit word depicting the IO tag to be
- * managed.
- */
-u16 scic_cb_ssp_task_request_get_io_tag_to_manage(
- void *scic_user_task_request);
-
-/**
- * scic_cb_ssp_task_request_get_response_data_address() - This callback method
- * asks the user to provide the virtual address of the response data buffer
- * for the supplied IO request.
- * @scic_user_task_request: This parameter points to the user's task request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns the virtual address for the response data buffer
- * associated with this IO request.
- */
-void *scic_cb_ssp_task_request_get_response_data_address(
- void *scic_user_task_request);
-
-/**
- * scic_cb_ssp_task_request_get_response_data_length() - This callback method
- * asks the user to provide the length of the response data buffer for the
- * supplied IO request.
- * @scic_user_task_request: This parameter points to the user's task request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns the length of the response buffer data associated with
- * this IO request.
- */
-u32 scic_cb_ssp_task_request_get_response_data_length(
- void *scic_user_task_request);
-
-/**
- * scic_cb_pci_get_bar() - In this method the user must return the base address
- * register (BAR) value for the supplied base address register number.
- * @controller: The controller for which to retrieve the bar number.
- * @bar_number: This parameter depicts the BAR index/number to be read.
- *
- * Return a pointer value indicating the contents of the BAR. NULL indicates an
- * invalid BAR index/number was specified. All other values indicate a valid
- * VIRTUAL address from the BAR.
- */
-void *scic_cb_pci_get_bar(
- struct scic_sds_controller *controller,
- u16 bar_number);
-
-/**
- * scic_cb_get_virtual_address() - This callback method asks the user to
- * provide the virtual address for the supplied physical address.
- * @controller: This parameter is the core controller object handle.
- * @physical_address: This parameter is the physical address which is to be
- * returned as a virtual address.
- *
- * The method returns the virtual address for the supplied physical address.
- */
-void *scic_cb_get_virtual_address(
- struct scic_sds_controller *controller,
- dma_addr_t physical_address);
-
-#if !defined(DISABLE_ATAPI)
-/**
- * scic_cb_stp_packet_io_request_get_cdb_address() - This user callback gets
- * from stp packet io's user request the CDB address.
- * @scic_user_io_request:
- *
- * The cdb adress.
- */
-void *scic_cb_stp_packet_io_request_get_cdb_address(
- void *scic_user_io_request);
-
-/**
- * scic_cb_stp_packet_io_request_get_cdb_length() - This user callback gets
- * from stp packet io's user request the CDB length.
- * @scic_user_io_request:
- *
- * The cdb length.
- */
-u32 scic_cb_stp_packet_io_request_get_cdb_length(
- void *scic_user_io_request);
-#else /* !defined(DISABLE_ATAPI) */
-#define scic_cb_stp_packet_io_request_get_cdb_address(scic_user_io_request) NULL
-#define scic_cb_stp_packet_io_request_get_cdb_length(scic_user_io_request) 0
-#endif /* !defined(DISABLE_ATAPI) */
-
-
-#endif /* _SCIC_USER_CALLBACK_H_ */
-
+++ /dev/null
-/*
- * This file is provided under a dual BSD/GPLv2 license. When using or
- * redistributing this file, you may do so under either license.
- *
- * GPL LICENSE SUMMARY
- *
- * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
- * The full GNU General Public License is included in this distribution
- * in the file called LICENSE.GPL.
- *
- * BSD LICENSE
- *
- * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * 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 MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * 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 DAMAGE.
- */
-
-
-/**
- * This file contains isci module object implementation.
- *
- *
- */
-
-#include "isci.h"
-#include "request.h"
-#include "sata.h"
-#include "task.h"
-
-
-/**
- * scic_cb_stall_execution() - This method is called when the core requires the
- * OS driver to stall execution. This method is utilized during
- * initialization or non-performance paths only.
- * @microseconds: This parameter specifies the number of microseconds for which
- * to stall. The operating system driver is allowed to round this value up
- * where necessary.
- *
- * none.
- */
-void scic_cb_stall_execution(
- u32 microseconds)
-{
- udelay(microseconds);
-}
-
-
-/**
- * scic_cb_io_request_get_physical_address() - This callback method asks the
- * user to provide the physical address for the supplied virtual address
- * when building an io request object.
- * @controller: This parameter is the core controller object handle.
- * @io_request: This parameter is the io request object handle for which the
- * physical address is being requested.
- *
- *
- */
-void scic_cb_io_request_get_physical_address(
- struct scic_sds_controller *controller,
- struct scic_sds_request *io_request,
- void *virtual_address,
- dma_addr_t *physical_address)
-{
- struct isci_request *request =
- (struct isci_request *)sci_object_get_association(io_request);
-
- char *requested_address = (char *)virtual_address;
- char *base_address = (char *)request;
-
- BUG_ON(requested_address < base_address);
- BUG_ON((requested_address - base_address) >=
- request->request_alloc_size);
-
- *physical_address = request->request_daddr +
- (requested_address - base_address);
-}
-
-/**
- * scic_cb_io_request_get_transfer_length() - This callback method asks the
- * user to provide the number of bytes to be transfered as part of this
- * request.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns the number of payload data bytes to be transfered for
- * this IO request.
- */
-u32 scic_cb_io_request_get_transfer_length(
- void *scic_user_io_request)
-{
- return isci_request_io_request_get_transfer_length(
- scic_user_io_request
- );
-}
-
-
-/**
- * scic_cb_io_request_get_data_direction() - This callback method asks the user
- * to provide the data direction for this request.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- */
-enum dma_data_direction scic_cb_io_request_get_data_direction(void *req)
-{
- return isci_request_io_request_get_data_direction(req);
-}
-
-
-/**
- * scic_cb_io_request_get_next_sge() - This callback method asks the user to
- * provide the address to where the next Scatter-Gather Element is located.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- * @current_sge_address: This parameter specifies the address for the current
- * SGE (i.e. the one that has just processed).
- *
- * An address specifying the location for the next scatter gather element to be
- * processed.
- */
-void scic_cb_io_request_get_next_sge(
- void *scic_user_io_request,
- void *current_sge_address,
- void **next_sge)
-{
- *next_sge = isci_request_io_request_get_next_sge(
- scic_user_io_request,
- current_sge_address
- );
-}
-
-/**
- * scic_cb_sge_get_address_field() - This callback method asks the user to
- * provide the contents of the "address" field in the Scatter-Gather Element.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- * @sge_address: This parameter specifies the address for the SGE from which to
- * retrieve the address field.
- *
- * A physical address specifying the contents of the SGE's address field.
- */
-dma_addr_t scic_cb_sge_get_address_field(
- void *scic_user_io_request,
- void *sge_address)
-{
- return isci_request_sge_get_address_field(
- scic_user_io_request,
- sge_address
- );
-}
-
-/**
- * scic_cb_sge_get_length_field() - This callback method asks the user to
- * provide the contents of the "length" field in the Scatter-Gather Element.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- * @sge_address: This parameter specifies the address for the SGE from which to
- * retrieve the address field.
- *
- * This method returns the length field specified inside the SGE referenced by
- * the sge_address parameter.
- */
-u32 scic_cb_sge_get_length_field(
- void *scic_user_io_request,
- void *sge_address)
-{
- return isci_request_sge_get_length_field(
- scic_user_io_request,
- sge_address
- );
-}
-
-/**
- * scic_cb_ssp_io_request_get_cdb_address() - This callback method asks the
- * user to provide the address for the command descriptor block (CDB)
- * associated with this IO request.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns the virtual address of the CDB.
- */
-void *scic_cb_ssp_io_request_get_cdb_address(
- void *scic_user_io_request)
-{
- return isci_request_ssp_io_request_get_cdb_address(
- scic_user_io_request
- );
-}
-
-/**
- * scic_cb_ssp_io_request_get_cdb_length() - This callback method asks the user
- * to provide the length of the command descriptor block (CDB) associated
- * with this IO request.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns the length of the CDB.
- */
-u32 scic_cb_ssp_io_request_get_cdb_length(
- void *scic_user_io_request)
-{
- return isci_request_ssp_io_request_get_cdb_length(
- scic_user_io_request
- );
-}
-
-/**
- * scic_cb_ssp_io_request_get_lun() - This callback method asks the user to
- * provide the Logical Unit (LUN) associated with this IO request.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns the LUN associated with this request. This should be u64?
- */
-u32 scic_cb_ssp_io_request_get_lun(
- void *scic_user_io_request)
-{
- return isci_request_ssp_io_request_get_lun(scic_user_io_request);
-}
-
-/**
- * scic_cb_ssp_io_request_get_task_attribute() - This callback method asks the
- * user to provide the task attribute associated with this IO request.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns the task attribute associated with this IO request.
- */
-u32 scic_cb_ssp_io_request_get_task_attribute(
- void *scic_user_io_request)
-{
- return isci_request_ssp_io_request_get_task_attribute(
- scic_user_io_request
- );
-}
-
-/**
- * scic_cb_ssp_io_request_get_command_priority() - This callback method asks
- * the user to provide the command priority associated with this IO request.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns the command priority associated with this IO request.
- */
-u32 scic_cb_ssp_io_request_get_command_priority(
- void *scic_user_io_request)
-{
- return isci_request_ssp_io_request_get_command_priority(
- scic_user_io_request
- );
-}
-
-/**
- * scic_cb_ssp_task_request_get_lun() - This method returns the Logical Unit to
- * be utilized for this task management request.
- * @scic_user_task_request: This parameter points to the user's task request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns the LUN associated with this request. This should be u64?
- */
-u32 scic_cb_ssp_task_request_get_lun(
- void *scic_user_task_request)
-{
- return isci_task_ssp_request_get_lun(
- (struct isci_request *)scic_user_task_request
- );
-}
-
-/**
- * scic_cb_ssp_task_request_get_function() - This method returns the task
- * management function to be utilized for this task request.
- * @scic_user_task_request: This parameter points to the user's task request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns an unsigned byte representing the task management
- * function to be performed.
- */
-u8 scic_cb_ssp_task_request_get_function(
- void *scic_user_task_request)
-{
- return isci_task_ssp_request_get_function(
- (struct isci_request *)scic_user_task_request
- );
-}
-
-/**
- * scic_cb_ssp_task_request_get_io_tag_to_manage() - This method returns the
- * task management IO tag to be managed. Depending upon the task management
- * function the value returned from this method may be ignored.
- * @scic_user_task_request: This parameter points to the user's task request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns an unsigned 16-bit word depicting the IO tag to be
- * managed.
- */
-u16 scic_cb_ssp_task_request_get_io_tag_to_manage(
- void *scic_user_task_request)
-{
- return isci_task_ssp_request_get_io_tag_to_manage(
- (struct isci_request *)scic_user_task_request
- );
-}
-
-/**
- * scic_cb_ssp_task_request_get_response_data_address() - This callback method
- * asks the user to provide the virtual address of the response data buffer
- * for the supplied IO request.
- * @scic_user_task_request: This parameter points to the user's task request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns the virtual address for the response data buffer
- * associated with this IO request.
- */
-void *scic_cb_ssp_task_request_get_response_data_address(
- void *scic_user_task_request)
-{
- return isci_task_ssp_request_get_response_data_address(
- (struct isci_request *)scic_user_task_request
- );
-}
-
-/**
- * scic_cb_ssp_task_request_get_response_data_length() - This callback method
- * asks the user to provide the length of the response data buffer for the
- * supplied IO request.
- * @scic_user_task_request: This parameter points to the user's task request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns the length of the response buffer data associated with
- * this IO request.
- */
-u32 scic_cb_ssp_task_request_get_response_data_length(
- void *scic_user_task_request)
-{
- return isci_task_ssp_request_get_response_data_length(
- (struct isci_request *)scic_user_task_request
- );
-}
-
-#if !defined(DISABLE_ATAPI)
-/**
- * scic_cb_stp_packet_io_request_get_cdb_address() - This user callback asks
- * the user to provide stp packet io's the CDB address.
- * @scic_user_io_request:
- *
- * The packet IO's cdb adress.
- */
-void *scic_cb_stp_packet_io_request_get_cdb_address(
- void *scic_user_io_request)
-{
- return isci_request_stp_packet_io_request_get_cdb_address(
- scic_user_io_request
- );
-}
-
-
-/**
- * scic_cb_stp_packet_io_request_get_cdb_length() - This user callback asks the
- * user to provide stp packet io's the CDB length.
- * @scic_user_io_request:
- *
- * The packet IO's cdb length.
- */
-u32 scic_cb_stp_packet_io_request_get_cdb_length(
- void *scic_user_io_request)
-{
- return isci_request_stp_packet_io_request_get_cdb_length(
- scic_user_io_request
- );
-}
-#endif /* #if !defined(DISABLE_ATAPI) */
-
-
-/**
- * scic_cb_io_request_do_copy_rx_frames() - This callback method asks the user
- * if the received RX frame data is to be copied to the SGL or should be
- * stored by the SCI core to be retrieved later with the
- * scic_io_request_get_rx_frame().
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns true if the SCI core should copy the received frame data
- * to the SGL location or false if the SCI user wants to retrieve the frame
- * data at a later time.
- */
-bool scic_cb_io_request_do_copy_rx_frames(
- void *scic_user_io_request)
-{
- struct sas_task *task
- = isci_request_access_task(
- (struct isci_request *)scic_user_io_request
- );
-
- return (task->data_dir == DMA_NONE) ? false : true;
-}
-
-/**
- * scic_cb_get_virtual_address() - This callback method asks the user to
- * provide the virtual address for the supplied physical address.
- * @controller: This parameter is the core controller object handle.
- * @physical_address: This parameter is the physical address which is to be
- * returned as a virtual address.
- *
- * The method returns the virtual address for the supplied physical address.
- */
-void *scic_cb_get_virtual_address(
- struct scic_sds_controller *controller,
- dma_addr_t physical_address)
-{
- void *virt_addr = (void *)phys_to_virt(physical_address);
-
- return virt_addr;
-}
-
-/**
- * scic_cb_request_get_sat_protocol() - This callback method asks the user to
- * return the SAT protocol definition for this IO request. This method is
- * only called by the SCI core if the request type constructed is SATA.
- * @scic_user_io_request: This parameter points to the user's IO request
- * object. It is a cookie that allows the user to provide the necessary
- * information for this callback.
- *
- * This method returns one of the sat.h defined protocols for the given io
- * request.
- */
-u8 scic_cb_request_get_sat_protocol(
- void *scic_user_io_request)
-{
- return isci_sata_get_sat_protocol(
- (struct isci_request *)scic_user_io_request
- );
-}
/*#include "task.h"*/
#include "timers.h"
#include "remote_device.h"
-#include "scic_user_callback.h"
#define DRV_NAME "isci"
#define SCI_PCI_BAR_COUNT 2
#include "sci_status.h"
#include "request.h"
#include "events.h"
+#include "task.h"
+#include "sata.h"
extern struct kmem_cache *isci_kmem_cache;
extern struct isci_firmware *isci_firmware;
#if !defined(_ISCI_REMOTE_DEVICE_H_)
#define _ISCI_REMOTE_DEVICE_H_
-#include "scic_user_callback.h"
struct isci_host;
struct scic_sds_remote_device;
/* Leave SRST high for a bit. */
#define ISCI_SRST_ASSERT_DELAY 100 /* usecs */
- scic_cb_stall_execution(ISCI_SRST_ASSERT_DELAY);
+ udelay(ISCI_SRST_ASSERT_DELAY);
/* Deassert SRST. */
isci_task_build_tmf(&tmf, isci_device, isci_tmf_sata_srst_low,
projects / mirror_ubuntu-disco-kernel.git / commitdiff