build/external/patches/dpdk_20.02/0003-common-iavf-support-VSI-mapping-table.patch

   1 From a2c92bf26e724eacd52971c4a83861ada82a6cb4 Mon Sep 17 00:00:00 2001
   2 From: Chenmin Sun <chenmin.sun@intel.com>
   3 Date: Fri, 17 Apr 2020 00:37:41 +0800
   4 Subject: [DPDK 03/17] common/iavf: support VSI mapping table
   5
   6 Add an opcode for getting VSI mapping table.
   7 Add an virtchnl event code for VF reset done.
   8
   9 Signed-off-by: Beilei Xing <beilei.xing@intel.com>
  10 Signed-off-by: Paul M Stillwell Jr <paul.m.stillwell.jr@intel.com>
  11 Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
  12 Signed-off-by: Chenmin Sun <chenmin.sun@intel.com>
  13
  14 Acked-by: Beilei Xing <beilei.xing@intel.com>
  15 ---
  16  drivers/common/iavf/virtchnl.h | 30 ++++++++++++++++++++++++++++++
  17  1 file changed, 30 insertions(+)
  18
  19 diff --git a/drivers/common/iavf/virtchnl.h b/drivers/common/iavf/virtchnl.h
  20 index 83a7a7174..6f9cf18cb 100644
  21 --- a/drivers/common/iavf/virtchnl.h
  22 +++ b/drivers/common/iavf/virtchnl.h
  23 @@ -131,6 +131,7 @@ enum virtchnl_ops {
  24         /* opcodes 34, 35, 36, 37 and 38 are reserved */
  25         VIRTCHNL_OP_DCF_CMD_DESC = 39,
  26         VIRTCHNL_OP_DCF_CMD_BUFF = 40,
  27 +       VIRTCHNL_OP_DCF_GET_VSI_MAP = 42,
  28         VIRTCHNL_OP_DCF_GET_PKG_INFO = 43,
  29  };
  30
  31 @@ -645,6 +646,25 @@ struct virtchnl_filter {
  32
  33  VIRTCHNL_CHECK_STRUCT_LEN(272, virtchnl_filter);
  34
  35 +/* VIRTCHNL_OP_DCF_GET_VSI_MAP
  36 + * VF sends this message to get VSI mapping table.
  37 + * PF responds with an indirect message containing VF's
  38 + * HW VSI IDs.
  39 + * The index of vf_vsi array is the logical VF ID, the
  40 + * value of vf_vsi array is the VF's HW VSI ID with its
  41 + * valid configuration.
  42 + */
  43 +struct virtchnl_dcf_vsi_map {
  44 +       u16 pf_vsi;     /* PF's HW VSI ID */
  45 +       u16 num_vfs;    /* The actual number of VFs allocated */
  46 +#define VIRTCHNL_DCF_VF_VSI_ID_S       0
  47 +#define VIRTCHNL_DCF_VF_VSI_ID_M       (0xFFF << VIRTCHNL_DCF_VF_VSI_ID_S)
  48 +#define VIRTCHNL_DCF_VF_VSI_VALID      (1 << 15)
  49 +       u16 vf_vsi[1];
  50 +};
  51 +
  52 +VIRTCHNL_CHECK_STRUCT_LEN(6, virtchnl_dcf_vsi_map);
  53 +
  54  /* VIRTCHNL_OP_EVENT
  55   * PF sends this message to inform the VF driver of events that may affect it.
  56   * No direct response is expected from the VF, though it may generate other
  57 @@ -655,6 +675,7 @@ enum virtchnl_event_codes {
  58         VIRTCHNL_EVENT_LINK_CHANGE,
  59         VIRTCHNL_EVENT_RESET_IMPENDING,
  60         VIRTCHNL_EVENT_PF_DRIVER_CLOSE,
  61 +       VIRTCHNL_EVENT_DCF_VSI_MAP_UPDATE,
  62  };
  63
  64  #define PF_EVENT_SEVERITY_INFO         0
  65 @@ -682,6 +703,10 @@ struct virtchnl_pf_event {
  66                         u32 link_speed;
  67                         u8 link_status;
  68                 } link_event_adv;
  69 +               struct {
  70 +                       u16 vf_id;
  71 +                       u16 vsi_id;
  72 +               } vf_vsi_map;
  73         } event_data;
  74
  75         int severity;
  76 @@ -912,6 +937,11 @@ virtchnl_vc_validate_vf_msg(struct virtchnl_version_info *ver, u32 v_opcode,
  77                  return 0;
  78         case VIRTCHNL_OP_DCF_GET_PKG_INFO:
  79                 break;
  80 +       case VIRTCHNL_OP_DCF_GET_VSI_MAP:
  81 +               /* The two opcodes are required by DCF without message buffer,
  82 +                * so the valid length keeps the default value 0.
  83 +                */
  84 +               break;
  85         /* These are always errors coming from the VF. */
  86         case VIRTCHNL_OP_EVENT:
  87         case VIRTCHNL_OP_UNKNOWN:
  88 --
  89 2.17.1
  90