diff options
Diffstat (limited to 'drivers/scsi/isci/core/scic_sds_phy.c')
| -rw-r--r-- | drivers/scsi/isci/core/scic_sds_phy.c | 86 |
1 files changed, 21 insertions, 65 deletions
diff --git a/drivers/scsi/isci/core/scic_sds_phy.c b/drivers/scsi/isci/core/scic_sds_phy.c index 0f292f1be2bb..672e81b57711 100644 --- a/drivers/scsi/isci/core/scic_sds_phy.c +++ b/drivers/scsi/isci/core/scic_sds_phy.c @@ -411,15 +411,7 @@ static void scic_sds_phy_suspend( SCIC_SDS_REMOTE_NODE_CONTEXT_INVALID_INDEX); } -/** - * - * @sci_phy: The phy object to resume. - * - * This function will perform the register reads/writes required to resume the - * SCU hardware protocol engine. none - */ -void scic_sds_phy_resume( - struct scic_sds_phy *sci_phy) +void scic_sds_phy_resume(struct scic_sds_phy *sci_phy) { u32 scu_sas_pcfg_value; @@ -430,47 +422,22 @@ void scic_sds_phy_resume( &sci_phy->link_layer_registers->phy_configuration); } -/** - * This method returns the local sas address assigned to this phy. - * @sci_phy: This parameter specifies the phy for which to retrieve the local - * SAS address. - * @sas_address: This parameter specifies the location into which to copy the - * local SAS address. - * - */ -void scic_sds_phy_get_sas_address( - struct scic_sds_phy *sci_phy, - struct sci_sas_address *sas_address) +void scic_sds_phy_get_sas_address(struct scic_sds_phy *sci_phy, + struct sci_sas_address *sas_address) { sas_address->high = readl(&sci_phy->link_layer_registers->source_sas_address_high); sas_address->low = readl(&sci_phy->link_layer_registers->source_sas_address_low); } -/** - * This method returns the remote end-point (i.e. attached) sas address - * assigned to this phy. - * @sci_phy: This parameter specifies the phy for which to retrieve the remote - * end-point SAS address. - * @sas_address: This parameter specifies the location into which to copy the - * remote end-point SAS address. - * - */ -void scic_sds_phy_get_attached_sas_address( - struct scic_sds_phy *sci_phy, - struct sci_sas_address *sas_address) +void scic_sds_phy_get_attached_sas_address(struct scic_sds_phy *sci_phy, + struct sci_sas_address *sas_address) { - sas_address->high - = sci_phy->phy_type.sas.identify_address_frame_buffer.sas_address.high; - sas_address->low - = sci_phy->phy_type.sas.identify_address_frame_buffer.sas_address.low; + struct sas_identify_frame *iaf; + + iaf = &sci_phy->phy_type.sas.identify_address_frame_buffer; + memcpy(sas_address, iaf->sas_addr, SAS_ADDR_SIZE); } -/** - * This method returns the supported protocols assigned to this phy - * @sci_phy: - * - * - */ void scic_sds_phy_get_protocols( struct scic_sds_phy *sci_phy, struct sci_sas_identify_address_frame_protocols *protocols) @@ -481,17 +448,6 @@ void scic_sds_phy_get_protocols( 0x0000FFFF); } -/** - * - * @sci_phy: The parameter is the phy object for which the attached phy - * protcols are to be returned. - * - * This method returns the supported protocols for the attached phy. If this - * is a SAS phy the protocols are returned from the identify address frame. If - * this is a SATA phy then protocols are made up and the target phy is an STP - * target phy. The caller will get the entire set of bits for the protocol - * value. - */ void scic_sds_phy_get_attached_phy_protocols( struct scic_sds_phy *sci_phy, struct sci_sas_identify_address_frame_protocols *protocols) @@ -499,8 +455,10 @@ void scic_sds_phy_get_attached_phy_protocols( protocols->u.all = 0; if (sci_phy->protocol == SCIC_SDS_PHY_PROTOCOL_SAS) { - protocols->u.all = - sci_phy->phy_type.sas.identify_address_frame_buffer.protocols.u.all; + struct sas_identify_frame *iaf; + + iaf = &sci_phy->phy_type.sas.identify_address_frame_buffer; + memcpy(&protocols->u.all, &iaf->initiator_bits, 2); } else if (sci_phy->protocol == SCIC_SDS_PHY_PROTOCOL_SATA) { protocols->u.bits.stp_target = 1; } @@ -599,11 +557,9 @@ enum sci_status scic_sas_phy_get_properties( struct scic_sas_phy_properties *properties) { if (sci_phy->protocol == SCIC_SDS_PHY_PROTOCOL_SAS) { - memcpy( - &properties->received_iaf, - &sci_phy->phy_type.sas.identify_address_frame_buffer, - sizeof(struct sci_sas_identify_address_frame) - ); + memcpy(&properties->rcvd_iaf, + &sci_phy->phy_type.sas.identify_address_frame_buffer, + sizeof(struct sas_identify_frame)); properties->received_capabilities.u.all = readl(&sci_phy->link_layer_registers->receive_phycap); @@ -1203,7 +1159,7 @@ static enum sci_status scic_sds_phy_starting_substate_await_iaf_uf_frame_handler { enum sci_status result; u32 *frame_words; - struct sci_sas_identify_address_frame *identify_frame; + struct sas_identify_frame *identify_frame; result = scic_sds_unsolicited_frame_control_get_header( &(scic_sds_phy_get_controller(sci_phy)->uf_control), @@ -1215,9 +1171,9 @@ static enum sci_status scic_sds_phy_starting_substate_await_iaf_uf_frame_handler } frame_words[0] = SCIC_SWAP_DWORD(frame_words[0]); - identify_frame = (struct sci_sas_identify_address_frame *)frame_words; + identify_frame = (struct sas_identify_frame *)frame_words; - if (identify_frame->address_frame_type == 0) { + if (identify_frame->frame_type == 0) { u32 state; /* Byte swap the rest of the frame so we can make @@ -1231,9 +1187,9 @@ static enum sci_status scic_sds_phy_starting_substate_await_iaf_uf_frame_handler memcpy(&sci_phy->phy_type.sas.identify_address_frame_buffer, identify_frame, - sizeof(struct sci_sas_identify_address_frame)); + sizeof(struct sas_identify_frame)); - if (identify_frame->protocols.u.bits.smp_target) { + if (identify_frame->smp_tport) { /* We got the IAF for an expander PHY go to the final state since * there are no power requirements for expander phys. */ |