};
-/**
- * struct smp_response_header - This structure depicts the contents of the SAS
- * SMP DISCOVER RESPONSE frame. For specific information on each of these
- * individual fields please reference the SAS specification Link layer
- * section on address frames.
- *
- *
- */
-struct smp_response_header {
- u8 smp_frame_type; /* byte 0 */
- u8 function; /* byte 1 */
- u8 function_result; /* byte 2 */
- u8 response_length; /* byte 3 */
-};
-
-
-/**
- * struct smp_response_report_general - This structure depicts the SMP Report
- * General for expander devices. It adheres to the SAS-2.1 specification.
- *
- * For specific information on each of these individual fields please reference
- * the SAS specification Application layer section on SMP.
- */
-struct smp_response_report_general {
- u16 expander_change_count; /* byte 4-5 */
- u16 expander_route_indexes; /* byte 6-7 */
-
- u32 reserved_byte8:7; /* byte 8 bit 0-6 */
- u32 long_response:1; /* byte 8 bit 7 */
-
- u32 number_of_phys:8; /* byte 9 */
-
- u32 configurable_route_table:1; /* byte 10 */
- u32 configuring:1;
- u32 configures_others:1;
- u32 open_reject_retry_supported:1;
- u32 stp_continue_awt:1;
- u32 self_configuring:1;
- u32 zone_configuring:1;
- u32 table_to_table_supported:1;
-
- u32 reserved_byte11:8; /* byte 11 */
-
- u32 enclosure_logical_identifier_high; /* byte 12-15 */
- u32 enclosure_logical_identifier_low; /* byte 16-19 */
-
- u32 reserved_byte20_23;
- u32 reserved_byte24_27;
-
-};
-
-struct smp_response_report_general_long {
- struct smp_response_report_general sas1_1;
-
- struct {
- u16 reserved1;
- u16 stp_bus_inactivity_time_limit;
- u16 stp_max_connect_time_limit;
- u16 stp_smp_i_t_nexus_loss_time;
-
- u32 zoning_enabled:1;
- u32 zoning_supported:1;
- u32 physicaL_presence_asserted:1;
- u32 zone_locked:1;
- u32 reserved2:1;
- u32 num_zone_groups:3;
- u32 saving_zoning_enabled_supported:3;
- u32 saving_zone_perms_table_supported:1;
- u32 saving_zone_phy_info_supported:1;
- u32 saving_zone_manager_password_supported:1;
- u32 saving:1;
- u32 reserved3:1;
- u32 max_number_routed_sas_addresses:16;
-
- struct sci_sas_address active_zone_manager_sas_address;
-
- u16 zone_lock_inactivity_time_limit;
- u16 reserved4;
-
- u8 reserved5;
- u8 first_enclosure_connector_element_index;
- u8 number_of_enclosure_connector_element_indices;
- u8 reserved6;
-
- u32 reserved7:7;
- u32 reduced_functionality:1;
- u32 time_to_reduce_functionality:8;
- u32 initial_time_to_reduce_functionality:8;
- u8 max_reduced_functionality_time;
-
- u16 last_self_config_status_descriptor_index;
- u16 max_number_of_stored_self_config_status_descriptors;
-
- u16 last_phy_event_list_descriptor_index;
- u16 max_number_of_stored_phy_event_list_descriptors;
- } sas2;
-
-};
-
-/**
- * struct smp_response_report_manufacturer_information - This structure depicts
- * the SMP report manufacturer information for expander devices. It adheres
- * to the SAS-2.1 specification.
- *
- * For specific information on each of these individual fields please reference
- * the SAS specification Application layer section on SMP.
- */
-struct smp_response_report_manufacturer_information {
- u32 expander_change_count:16; /* bytes 4-5 */
- u32 reserved1:16;
-
- u32 sas1_1_format:1;
- u32 reserved2:31;
-
- u8 vendor_id[8];
- u8 product_id[16];
- u8 product_revision_level[4];
- u8 component_vendor_id[8];
- u8 component_id[2];
- u8 component_revision_level;
- u8 reserved3;
- u8 vendor_specific[8];
-
-};
-
-/**
- * struct smp_response_report_phy_sata - This structure depicts the contents of
- * the SAS SMP REPORT PHY SATA frame. For specific information on each of
- * these individual fields please reference the SAS specification Link layer
- * section on address frames.
- *
- *
- */
-struct smp_response_report_phy_sata {
- u32 ignored_byte_4_7; /* bytes 4-7 */
-
- u32 affiliations_valid:1;
- u32 affiliations_supported:1;
- u32 reserved_byte11:6; /* byte 11 */
- u32 ignored_byte10:8; /* byte 10 */
- u32 phy_identifier:8; /* byte 9 */
- u32 reserved_byte_8:8; /* byte 8 */
-
- u32 reserved_12_15;
- u32 stp_sas_address[2];
- u8 device_to_host_fis[20];
- u32 reserved_44_47;
- u32 affiliated_stp_initiator_sas_address[2];
-
-};
-
-#define SMP_REQUEST_VENDOR_SPECIFIC_MAX_LENGTH 1016
-struct smp_response_vendor_specific {
- u8 response_bytes[SMP_REQUEST_VENDOR_SPECIFIC_MAX_LENGTH];
-};
-
-union smp_response_body {
- struct smp_response_report_general report_general;
- struct smp_response_report_manufacturer_information report_manufacturer_information;
- struct smp_response_report_phy_sata report_phy_sata;
- struct smp_response_vendor_specific vendor_specific_response;
-};
-
-/**
- * struct smp_response - This structure simply unionizes the existing response
- * structures into a common response type.
- *
- *
- */
-struct smp_response {
- struct smp_response_header header;
-
- union smp_response_body response;
-
-};
-
-#define SMP_FRAME_TYPE_REQUEST 0x40
-#define SMP_FRAME_TYPE_RESPONSE 0x41
#define PHY_OPERATION_NOP 0x00
#define PHY_OPERATION_LINK_RESET 0x01
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
+#include <scsi/sas.h>
#include "sas.h"
#include "intel_sas.h"
#include "sci_base_state_machine.h"
{
return sizeof(struct scic_sds_request)
+ sizeof(struct smp_req)
- + sizeof(struct smp_response)
+ + sizeof(struct smp_resp)
+ sizeof(struct scu_task_context)
+ SMP_CACHE_BYTES;
}
#define scic_sds_smp_request_get_task_context_buffer(memory) \
((struct scu_task_context *)(\
((char *)(scic_sds_smp_request_get_response_buffer(memory))) \
- + sizeof(struct smp_response) \
+ + sizeof(struct smp_resp) \
))
task_context->response_iu_lower = 0;
}
-/**
- * This method processes an unsolicited frame while the SMP request is waiting
+/*
+ * This function processes an unsolicited frame while the SMP request is waiting
* for a response frame. It will copy the response data, release the
* unsolicited frame, and transition the request to the
* SCI_BASE_REQUEST_STATE_COMPLETED state.
* @frame_index: This parameter indicates the unsolicited frame index that
* should contain the response.
*
- * This method returns an indication of whether the response frame was handled
+ * This function returns an indication of whether the response frame was handled
* successfully or not. SCI_SUCCESS Currently this value is always returned and
* indicates successful processing of the TC response.
*/
-static enum sci_status scic_sds_smp_request_await_response_frame_handler(
- struct scic_sds_request *sci_req,
- u32 frame_index)
+static enum sci_status
+scic_sds_smp_request_await_response_frame_handler(
+ struct scic_sds_request *sci_req,
+ u32 frame_index)
{
enum sci_status status;
void *frame_header;
- struct smp_response_header *rsp_hdr;
- u8 *user_smp_buffer = sci_req->response_buffer;
+ struct smp_resp *rsp_hdr;
+ u8 *usr_smp_buf = sci_req->response_buffer;
status = scic_sds_unsolicited_frame_control_get_header(
&(scic_sds_request_get_controller(sci_req)->uf_control),
frame_index,
- &frame_header
- );
+ &frame_header);
/* byte swap the header. */
- scic_word_copy_with_swap(
- (u32 *)user_smp_buffer,
- frame_header,
- sizeof(struct smp_response_header) / sizeof(u32)
- );
- rsp_hdr = (struct smp_response_header *)user_smp_buffer;
+ scic_word_copy_with_swap((u32 *)usr_smp_buf,
+ frame_header,
+ SMP_RESP_HDR_SZ / sizeof(u32));
- if (rsp_hdr->smp_frame_type == SMP_FRAME_TYPE_RESPONSE) {
- void *smp_response_buffer;
+ rsp_hdr = (struct smp_resp *)usr_smp_buf;
+
+ if (rsp_hdr->frame_type == SMP_RESPONSE) {
+ void *smp_resp;
status = scic_sds_unsolicited_frame_control_get_buffer(
&(scic_sds_request_get_controller(sci_req)->uf_control),
frame_index,
- &smp_response_buffer
- );
+ &smp_resp);
scic_word_copy_with_swap(
- (u32 *)(user_smp_buffer + sizeof(struct smp_response_header)),
- smp_response_buffer,
- sizeof(union smp_response_body) / sizeof(u32)
- );
- /*
- * Don't need to copy to user space. User instead will refer to
- * core request's response buffer. */
-
- /*
- * copy the smp response to framework smp request's response buffer.
- * scic_sds_smp_request_copy_response(sci_req); */
+ (u32 *)(usr_smp_buf + SMP_RESP_HDR_SZ),
+ smp_resp,
+ (sizeof(struct smp_req) - SMP_RESP_HDR_SZ) /
+ sizeof(u32));
scic_sds_request_set_status(
- sci_req, SCU_TASK_DONE_GOOD, SCI_SUCCESS
- );
+ sci_req, SCU_TASK_DONE_GOOD, SCI_SUCCESS);
sci_base_state_machine_change_state(
&sci_req->started_substate_machine,
- SCIC_SDS_SMP_REQUEST_STARTED_SUBSTATE_AWAIT_TC_COMPLETION
- );
+ SCIC_SDS_SMP_REQUEST_STARTED_SUBSTATE_AWAIT_TC_COMPLETION);
} else {
/* This was not a response frame why did it get forwarded? */
dev_err(scic_to_dev(sci_req->owning_controller),
__func__,
sci_req,
frame_index,
- rsp_hdr->smp_frame_type);
+ rsp_hdr->frame_type);
scic_sds_request_set_status(
sci_req,
SCU_TASK_DONE_SMP_FRM_TYPE_ERR,
- SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR
- );
+ SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR);
sci_base_state_machine_change_state(
&sci_req->state_machine,
- SCI_BASE_REQUEST_STATE_COMPLETED
- );
+ SCI_BASE_REQUEST_STATE_COMPLETED);
}
- scic_sds_controller_release_frame(
- sci_req->owning_controller, frame_index
- );
+ scic_sds_controller_release_frame(sci_req->owning_controller,
+ frame_index);
return SCI_SUCCESS;
}
projects / GitHub / exynos8895 / android_kernel_samsung_universal8895.git / commitdiff