diff options
Diffstat (limited to 'drivers/scsi/isci/core/scic_sds_stp_request.c')
| -rw-r--r-- | drivers/scsi/isci/core/scic_sds_stp_request.c | 38 |
1 files changed, 15 insertions, 23 deletions
diff --git a/drivers/scsi/isci/core/scic_sds_stp_request.c b/drivers/scsi/isci/core/scic_sds_stp_request.c index 0f17a28..8da309f 100644 --- a/drivers/scsi/isci/core/scic_sds_stp_request.c +++ b/drivers/scsi/isci/core/scic_sds_stp_request.c @@ -131,33 +131,25 @@ u32 scic_sds_stp_request_get_object_size(void) + sizeof(struct sata_fis_reg_h2d) + sizeof(struct sata_fis_reg_d2h) + sizeof(struct scu_task_context) + + SMP_CACHE_BYTES + sizeof(struct scu_sgl_element_pair) * SCU_MAX_SGL_ELEMENT_PAIRS; } -/** - * - * - * - */ -void scic_sds_stp_request_assign_buffers( - struct scic_sds_request *request) +void scic_sds_stp_request_assign_buffers(struct scic_sds_request *sci_req) { - struct scic_sds_stp_request *this_request = (struct scic_sds_stp_request *)request; - - this_request->parent.command_buffer = - scic_sds_stp_request_get_h2d_reg_buffer(this_request); - this_request->parent.response_buffer = - scic_sds_stp_request_get_response_buffer(this_request); - this_request->parent.sgl_element_pair_buffer = - scic_sds_stp_request_get_sgl_element_buffer(this_request); - this_request->parent.sgl_element_pair_buffer = - scic_sds_request_align_sgl_element_buffer(this_request->parent.sgl_element_pair_buffer); - - if (this_request->parent.was_tag_assigned_by_user == false) { - this_request->parent.task_context_buffer = - scic_sds_stp_request_get_task_context_buffer(this_request); - this_request->parent.task_context_buffer = - scic_sds_request_align_task_context_buffer(this_request->parent.task_context_buffer); + struct scic_sds_stp_request *stp_req = container_of(sci_req, typeof(*stp_req), parent); + + sci_req->command_buffer = scic_sds_stp_request_get_h2d_reg_buffer(stp_req); + sci_req->response_buffer = scic_sds_stp_request_get_response_buffer(stp_req); + sci_req->sgl_element_pair_buffer = scic_sds_stp_request_get_sgl_element_buffer(stp_req); + sci_req->sgl_element_pair_buffer = PTR_ALIGN(sci_req->sgl_element_pair_buffer, + sizeof(struct scu_sgl_element_pair)); + + if (sci_req->was_tag_assigned_by_user == false) { + sci_req->task_context_buffer = + scic_sds_stp_request_get_task_context_buffer(stp_req); + sci_req->task_context_buffer = PTR_ALIGN(sci_req->task_context_buffer, + SMP_CACHE_BYTES); } } |
