[SCSI] lpfc 8.3.19: Add latest SLI4 Hardware initialization support

- Add the Lancer FC and FCoE PCI IDs
- Add new SLI4 INTF register definitions
- Implement new SLI4 doorbell register

Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com>
Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

3 files changed, 149 insertions, 33 deletions

diff --git a/drivers/scsi/lpfc/lpfc_hw.h b/drivers/scsi/lpfc/lpfc_hw.h
index 9b8333456465..1044c438bb95 100644
--- a/drivers/scsi/lpfc/lpfc_hw.h
+++ b/drivers/scsi/lpfc/lpfc_hw.h
@@ -1172,7 +1172,10 @@ typedef struct {
 #define PCI_VENDOR_ID_EMULEX        0x10df
 #define PCI_DEVICE_ID_FIREFLY       0x1ae5
 #define PCI_DEVICE_ID_PROTEUS_VF    0xe100
+#define PCI_DEVICE_ID_BALIUS        0xe131
 #define PCI_DEVICE_ID_PROTEUS_PF    0xe180
+#define PCI_DEVICE_ID_LANCER_FC     0xe200
+#define PCI_DEVICE_ID_LANCER_FCOE   0xe260
 #define PCI_DEVICE_ID_SAT_SMB       0xf011
 #define PCI_DEVICE_ID_SAT_MID       0xf015
 #define PCI_DEVICE_ID_RFLY          0xf095
@@ -1189,6 +1192,7 @@ typedef struct {
 #define PCI_DEVICE_ID_SAT           0xf100
 #define PCI_DEVICE_ID_SAT_SCSP      0xf111
 #define PCI_DEVICE_ID_SAT_DCSP      0xf112
+#define PCI_DEVICE_ID_FALCON        0xf180
 #define PCI_DEVICE_ID_SUPERFLY      0xf700
 #define PCI_DEVICE_ID_DRAGONFLY     0xf800
 #define PCI_DEVICE_ID_CENTAUR       0xf900
@@ -1210,8 +1214,6 @@ typedef struct {
 #define PCI_VENDOR_ID_SERVERENGINE  0x19a2
 #define PCI_DEVICE_ID_TIGERSHARK    0x0704
 #define PCI_DEVICE_ID_TOMCAT        0x0714
-#define PCI_DEVICE_ID_FALCON        0xf180
-#define PCI_DEVICE_ID_BALIUS        0xe131
 
 #define JEDEC_ID_ADDRESS            0x0080001c
 #define FIREFLY_JEDEC_ID            0x1ACC
diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h
index 6e4bc34e1d0d..7fbc58713f19 100644
--- a/drivers/scsi/lpfc/lpfc_hw4.h
+++ b/drivers/scsi/lpfc/lpfc_hw4.h
@@ -64,29 +64,39 @@ struct lpfc_sli_intf {
 #define lpfc_sli_intf_valid_MASK                0x00000007
 #define lpfc_sli_intf_valid_WORD                word0
 #define LPFC_SLI_INTF_VALID             6
-#define lpfc_sli_intf_featurelevel2_SHIFT       24
-#define lpfc_sli_intf_featurelevel2_MASK        0x0000001F
-#define lpfc_sli_intf_featurelevel2_WORD        word0
-#define lpfc_sli_intf_featurelevel1_SHIFT       16
-#define lpfc_sli_intf_featurelevel1_MASK        0x000000FF
-#define lpfc_sli_intf_featurelevel1_WORD        word0
-#define LPFC_SLI_INTF_FEATURELEVEL1_1   1
-#define LPFC_SLI_INTF_FEATURELEVEL1_2   2
+#define lpfc_sli_intf_sli_hint2_SHIFT           24
+#define lpfc_sli_intf_sli_hint2_MASK            0x0000001F
+#define lpfc_sli_intf_sli_hint2_WORD            word0
+#define LPFC_SLI_INTF_SLI_HINT2_NONE    0
+#define lpfc_sli_intf_sli_hint1_SHIFT           16
+#define lpfc_sli_intf_sli_hint1_MASK            0x000000FF
+#define lpfc_sli_intf_sli_hint1_WORD            word0
+#define LPFC_SLI_INTF_SLI_HINT1_NONE    0
+#define LPFC_SLI_INTF_SLI_HINT1_1       1
+#define LPFC_SLI_INTF_SLI_HINT1_2       2
+#define lpfc_sli_intf_if_type_SHIFT             12
+#define lpfc_sli_intf_if_type_MASK              0x0000000F
+#define lpfc_sli_intf_if_type_WORD              word0
+#define LPFC_SLI_INTF_IF_TYPE_0         0
+#define LPFC_SLI_INTF_IF_TYPE_1         1
+#define LPFC_SLI_INTF_IF_TYPE_2         2
 #define lpfc_sli_intf_sli_family_SHIFT          8
-#define lpfc_sli_intf_sli_family_MASK           0x000000FF
+#define lpfc_sli_intf_sli_family_MASK           0x0000000F
 #define lpfc_sli_intf_sli_family_WORD           word0
-#define LPFC_SLI_INTF_FAMILY_BE2        0
-#define LPFC_SLI_INTF_FAMILY_BE3        1
+#define LPFC_SLI_INTF_FAMILY_BE2        0x0
+#define LPFC_SLI_INTF_FAMILY_BE3        0x1
+#define LPFC_SLI_INTF_FAMILY_LNCR_A0    0xa
+#define LPFC_SLI_INTF_FAMILY_LNCR_B0    0xb
 #define lpfc_sli_intf_slirev_SHIFT              4
 #define lpfc_sli_intf_slirev_MASK               0x0000000F
 #define lpfc_sli_intf_slirev_WORD               word0
 #define LPFC_SLI_INTF_REV_SLI3          3
 #define LPFC_SLI_INTF_REV_SLI4          4
-#define lpfc_sli_intf_if_type_SHIFT             0
-#define lpfc_sli_intf_if_type_MASK              0x00000007
-#define lpfc_sli_intf_if_type_WORD              word0
-#define LPFC_SLI_INTF_IF_TYPE_0         0
-#define LPFC_SLI_INTF_IF_TYPE_1         1
+#define lpfc_sli_intf_func_type_SHIFT           0
+#define lpfc_sli_intf_func_type_MASK            0x00000001
+#define lpfc_sli_intf_func_type_WORD            word0
+#define LPFC_SLI_INTF_IF_TYPE_PHYS      0
+#define LPFC_SLI_INTF_IF_TYPE_VIRT      1
 };
 
 #define LPFC_SLI4_MBX_EMBED     true
@@ -450,13 +460,15 @@ struct lpfc_register {
         uint32_t word0;
 };
 
+/* The SLI4 INTF register offset is common to all if_type values. */
+#define LPFC_SLI_INTF                   0x0058
+
+/* The following BAR0 Registers apply to SLI4 if_type 0 UCNAs. */
 #define LPFC_UERR_STATUS_HI             0x00A4
 #define LPFC_UERR_STATUS_LO             0x00A0
 #define LPFC_UE_MASK_HI                 0x00AC
 #define LPFC_UE_MASK_LO                 0x00A8
-#define LPFC_SLI_INTF                   0x0058
 
-/* BAR0 Registers */
 #define LPFC_HST_STATE                  0x00AC
 #define lpfc_hst_state_perr_SHIFT       31
 #define lpfc_hst_state_perr_MASK        0x1
@@ -480,6 +492,10 @@ struct lpfc_register {
 #define lpfc_hst_state_port_status_MASK         0xFFFF
 #define lpfc_hst_state_port_status_WORD         word0
 
+/*
+ * The following Port Status Values apply to SLI4, if_type 0 and 2
+ * UCNAs.
+ */
 #define LPFC_POST_STAGE_POWER_ON_RESET                  0x0000
 #define LPFC_POST_STAGE_AWAITING_HOST_RDY               0x0001
 #define LPFC_POST_STAGE_HOST_RDY                        0x0002
@@ -514,6 +530,64 @@ struct lpfc_register {
 #define LPFC_POST_STAGE_ARMFW_READY                     0xC000
 #define LPFC_POST_STAGE_ARMFW_UE                        0xF000
 
+
+/* The following BAR0 register sets are defined for if_type 2 UCNAs. */
+#define LPFC_SLIPORT_SEMAPHORE          0x0400
+#define lpfc_sliport_smphr_perr_SHIFT   31
+#define lpfc_sliport_smphr_perr_MASK    0x1
+#define lpfc_sliport_smphr_perr_WORD    word0
+#define lpfc_sliport_smphr_sfi_SHIFT    30
+#define lpfc_sliport_smphr_sfi_MASK     0x1
+#define lpfc_sliport_smphr_sfi_WORD     word0
+#define lpfc_sliport_smphr_nip_SHIFT    29
+#define lpfc_sliport_smphr_nip_MASK     0x1
+#define lpfc_sliport_smphr_nip_WORD     word0
+#define lpfc_sliport_smphr_ipc_SHIFT    28
+#define lpfc_sliport_smphr_ipc_MASK     0x1
+#define lpfc_sliport_smphr_ipc_WORD     word0
+#define lpfc_sliport_smphr_scr1_SHIFT   27
+#define lpfc_sliport_smphr_scr1_MASK    0x1
+#define lpfc_sliport_smphr_scr1_WORD    word0
+#define lpfc_sliport_smphr_scr2_SHIFT   26
+#define lpfc_sliport_smphr_scr2_MASK    0x1
+#define lpfc_sliport_smphr_scr2_WORD    word0
+#define lpfc_sliport_smphr_host_scratch_SHIFT   16
+#define lpfc_sliport_smphr_host_scratch_MASK    0xFF
+#define lpfc_sliport_smphr_host_scratch_WORD    word0
+#define lpfc_sliport_smphr_port_status_SHIFT    0
+#define lpfc_sliport_smphr_port_status_MASK     0xFFFF
+#define lpfc_sliport_smphr_port_status_WORD     word0
+
+#define LPFC_SLIPORT_STATUS             0x0404
+#define lpfc_sliport_status_err_SHIFT   31
+#define lpfc_sliport_status_err_MASK    0x1
+#define lpfc_sliport_status_err_WORD    word0
+#define lpfc_sliport_status_end_SHIFT   30
+#define lpfc_sliport_status_end_MASK    0x1
+#define lpfc_sliport_status_end_WORD    word0
+#define lpfc_sliport_status_oti_SHIFT   29
+#define lpfc_sliport_status_oti_MASK    0x1
+#define lpfc_sliport_status_oti_WORD    word0
+#define lpfc_sliport_status_rn_SHIFT    24
+#define lpfc_sliport_status_rn_MASK     0x1
+#define lpfc_sliport_status_rn_WORD     word0
+#define lpfc_sliport_status_rdy_SHIFT   23
+#define lpfc_sliport_status_rdy_MASK    0x1
+#define lpfc_sliport_status_rdy_WORD    word0
+
+#define LPFC_SLIPORT_CONTROL            0x0408
+#define lpfc_sliport_ctrl_end_SHIFT     30
+#define lpfc_sliport_ctrl_end_MASK      0x1
+#define lpfc_sliport_ctrl_end_WORD      word0
+#define LPFC_SLIPORT_LITTLE_ENDIAN 0
+#define LPFC_SLIPORT_BIG_ENDIAN    1
+#define lpfc_sliport_ctrl_ip_SHIFT      27
+#define lpfc_sliport_ctrl_ip_MASK       0x1
+#define lpfc_sliport_ctrl_ip_WORD       word0
+
+#define LPFC_SLIPORT_ERROR_1            0x040C
+#define LPFC_SLIPORT_ERROR_2            0x0410
+
 /* BAR1 Registers */
 #define LPFC_IMR_MASK_ALL       0xFFFFFFFF
 #define LPFC_ISCR_CLEAR_ALL     0xFFFFFFFF
@@ -569,14 +643,21 @@ struct lpfc_register {
 #define LPFC_SLI4_INTR30                BIT30
 #define LPFC_SLI4_INTR31                BIT31
 
-/* BAR2 Registers */
+/*
+ * The Doorbell registers defined here exist in different BAR
+ * register sets depending on the UCNA Port's reported if_type
+ * value.  For UCNA ports running SLI4 and if_type 0, they reside in
+ * BAR2.  For UCNA ports running SLI4 and if_type 2, they reside in
+ * BAR0.  The offsets are the same so the driver must account for
+ * any base address difference.
+ */
 #define LPFC_RQ_DOORBELL                0x00A0
 #define lpfc_rq_doorbell_num_posted_SHIFT       16
 #define lpfc_rq_doorbell_num_posted_MASK        0x3FFF
 #define lpfc_rq_doorbell_num_posted_WORD        word0
 #define LPFC_RQ_POST_BATCH              8       /* RQEs to post at one time */
 #define lpfc_rq_doorbell_id_SHIFT               0
-#define lpfc_rq_doorbell_id_MASK                0x03FF
+#define lpfc_rq_doorbell_id_MASK                0xFFFF
 #define lpfc_rq_doorbell_id_WORD                word0
 
 #define LPFC_WQ_DOORBELL                0x0040
@@ -591,6 +672,11 @@ struct lpfc_register {
 #define lpfc_wq_doorbell_id_WORD                word0
 
 #define LPFC_EQCQ_DOORBELL              0x0120
+#define lpfc_eqcq_doorbell_se_SHIFT             31
+#define lpfc_eqcq_doorbell_se_MASK              0x0001
+#define lpfc_eqcq_doorbell_se_WORD              word0
+#define LPFC_EQCQ_SOLICIT_ENABLE_OFF    0
+#define LPFC_EQCQ_SOLICIT_ENABLE_ON     1
 #define lpfc_eqcq_doorbell_arm_SHIFT            29
 #define lpfc_eqcq_doorbell_arm_MASK             0x0001
 #define lpfc_eqcq_doorbell_arm_WORD             word0
@@ -628,7 +714,7 @@ struct lpfc_register {
 #define lpfc_mq_doorbell_num_posted_MASK        0x3FFF
 #define lpfc_mq_doorbell_num_posted_WORD        word0
 #define lpfc_mq_doorbell_id_SHIFT               0
-#define lpfc_mq_doorbell_id_MASK                0x03FF
+#define lpfc_mq_doorbell_id_MASK                0xFFFF
 #define lpfc_mq_doorbell_id_WORD                word0
 
 struct lpfc_sli4_cfg_mhdr {
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index ec8e8e819236..912b5959f068 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -1853,6 +1853,14 @@ lpfc_get_hba_model_desc(struct lpfc_hba *phba, uint8_t *mdp, uint8_t *descp)
                 m = (typeof(m)){"LPVe12002", "PCIe Shared I/O",
                                 "Fibre Channel Adapter"};
                 break;
+        case PCI_DEVICE_ID_LANCER_FC:
+                oneConnect = 1;
+                m = (typeof(m)){"Undefined", "PCIe", "Fibre Channel Adapter"};
+                break;
+        case PCI_DEVICE_ID_LANCER_FCOE:
+                oneConnect = 1;
+                m = (typeof(m)){"Undefined", "PCIe", "FCoE"};
+                break;
         default:
                 m = (typeof(m)){"Unknown", "", ""};
                 break;
@@ -3950,7 +3958,7 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba)
         int rc, i, hbq_count, buf_size, dma_buf_size, max_buf_size;
         uint8_t pn_page[LPFC_MAX_SUPPORTED_PAGES] = {0};
         struct lpfc_mqe *mqe;
-        int longs;
+        int longs, sli_family;
 
         /* Before proceed, wait for POST done and device ready */
         rc = lpfc_sli4_post_status_check(phba);
@@ -4012,12 +4020,22 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba)
          */
         buf_size = (sizeof(struct fcp_cmnd) + sizeof(struct fcp_rsp) +
                     ((phba->cfg_sg_seg_cnt + 2) * sizeof(struct sli4_sge)));
-        /* Feature Level 1 hardware is limited to 2 pages */
-        if ((bf_get(lpfc_sli_intf_featurelevel1, &phba->sli4_hba.sli_intf) ==
-             LPFC_SLI_INTF_FEATURELEVEL1_1))
-                max_buf_size = LPFC_SLI4_FL1_MAX_BUF_SIZE;
-        else
-                max_buf_size = LPFC_SLI4_MAX_BUF_SIZE;
+
+        sli_family = bf_get(lpfc_sli_intf_sli_family, &phba->sli4_hba.sli_intf);
+        max_buf_size = LPFC_SLI4_MAX_BUF_SIZE;
+        switch (sli_family) {
+        case LPFC_SLI_INTF_FAMILY_BE2:
+        case LPFC_SLI_INTF_FAMILY_BE3:
+                /* There is a single hint for BE - 2 pages per BPL. */
+                if (bf_get(lpfc_sli_intf_sli_hint1, &phba->sli4_hba.sli_intf) ==
+                    LPFC_SLI_INTF_SLI_HINT1_1)
+                        max_buf_size = LPFC_SLI4_FL1_MAX_BUF_SIZE;
+                break;
+        case LPFC_SLI_INTF_FAMILY_LNCR_A0:
+        case LPFC_SLI_INTF_FAMILY_LNCR_B0:
+        default:
+                break;
+        }
         for (dma_buf_size = LPFC_SLI4_MIN_BUF_SIZE;
              dma_buf_size < max_buf_size && buf_size > dma_buf_size;
              dma_buf_size = dma_buf_size << 1)
@@ -5233,16 +5251,22 @@ lpfc_sli4_post_status_check(struct lpfc_hba *phba)
                    &phba->sli4_hba.sli_intf) == LPFC_SLI_INTF_VALID) {
                 lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
                                 "2534 Device Info: ChipType=0x%x, SliRev=0x%x, "
-                                "FeatureL1=0x%x, FeatureL2=0x%x\n",
+                                "IFType=0x%x, SLIHint_1=0x%x, SLIHint_2=0x%x, "
+                                "FT=0x%x\n",
                                 bf_get(lpfc_sli_intf_sli_family,
                                        &phba->sli4_hba.sli_intf),
                                 bf_get(lpfc_sli_intf_slirev,
                                        &phba->sli4_hba.sli_intf),
-                                bf_get(lpfc_sli_intf_featurelevel1,
+                                bf_get(lpfc_sli_intf_if_type,
+                                       &phba->sli4_hba.sli_intf),
+                                bf_get(lpfc_sli_intf_sli_hint1,
                                        &phba->sli4_hba.sli_intf),
-                                bf_get(lpfc_sli_intf_featurelevel2,
+                                bf_get(lpfc_sli_intf_sli_hint2,
+                                       &phba->sli4_hba.sli_intf),
+                                bf_get(lpfc_sli_intf_func_type,
                                        &phba->sli4_hba.sli_intf));
         }
+
         phba->sli4_hba.ue_mask_lo = readl(phba->sli4_hba.UEMASKLOregaddr);
         phba->sli4_hba.ue_mask_hi = readl(phba->sli4_hba.UEMASKHIregaddr);
         /* With uncoverable error, log the error message and return error */
@@ -8992,6 +9016,10 @@ static struct pci_device_id lpfc_id_table[] = {
                 PCI_ANY_ID, PCI_ANY_ID, },
         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_BALIUS,
                 PCI_ANY_ID, PCI_ANY_ID, },
+        {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LANCER_FC,
+                PCI_ANY_ID, PCI_ANY_ID, },
+        {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LANCER_FCOE,
+                PCI_ANY_ID, PCI_ANY_ID, },
         { 0 }
 };