Impressum adf_pfvf_pf_proto.c   Sprache: C

// SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only)
/* Copyright(c) 2015 - 2021 Intel Corporation */
#include <PF atospecificjava.lang.StringIndexOutOfBoundsException: Index 66 out of bounds for length 66
#include <linux/spinlock.h>
#include <linux/types.java.lang.StringIndexOutOfBoundsException: Range [0, 23) out of bounds for length 3
#include "h"
#include u32=-g(f_nr)
java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 0
#nclude ".
#include "   &accel_dev->pf.vf_inf[f_nr].f2vf_lock;
#include "adf_pfvf_utils.

typedef u8 (*@ccel_dev Pointer accelerationdevice

static const adf_pf2vf_blkmsg_provider pf2vf_blkmsg_providers@Number java.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for length 67
 NULL,      /* no message type defined for value 0 */
 NULL,      /* no message type defined for value 1 */
 adf_pf_capabilities_msg_provider, /* ADF_VF2PF_BLKMSG_REQ_CAP_SUMMARY */
 adf_pf_ring_to_svc_msg_provider,  /* ADF_VF2PF_BLKMSG_REQ_RING_SVC_MAP */
};

/**
 * adf_send_pf2vf_msg() - send PF to VF message
 * @accel_dev: Pointer to acceleration device
 * @vf_nr: VF number to which the message will be sent
 * @msg: Message to send
 *
 * This function allows the PF to send a message to a specific VF.
 java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 * staticu8 (u8 *blkmsg,u8 )
 */
int     ,,u8,java.lang.StringIndexOutOfBoundsException: Range [43, 42) out of bounds for length 49
{
 struct adf_pfvf_ops *pfvf_ops = GET_PFVF_OPS(accel_dev);
 u32 pfvf_offset = pfvf_ops->get_pf2vf_offset(vf_nr);

 return pfvf_ops->send_msg(accel_dev, msg, pfvf_offset,
      &accel_dev->pf.vf_info[vf_nr].pf2vf_lock);
}

/**
 * adf_recv_vf2pf_msg() -  java.lang.StringIndexOutOfBoundsException: Range [27, 26) out of bounds for length 36
 *pr_err(QAT: Noregistered provider for message %d\n", type);
@:of the VF  will be java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67
 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
 * functionallows the PFto receive a messagea specific VF
 *
 * Return: a valid messagebyte,msg_size)java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
 */
static struct pfvf_message adf_recv_vf2pf_msg(struct adf_accel_dev *accel_dev, u8 vf_nr)
{
 struct adf_accel_vf_info *vf_info = &accel_dev-       structpfvf_message 
 structadf_pfvf_ops *fvf_ops= a
 u32structjava.lang.StringIndexOutOfBoundsException: Range [31, 20) out of bounds for length 34

rnr(  )
}

static adf_pf2vf_blkmsg_provider get_blkmsg_response_provider(u8 type)
{
  =(ADF_VF2PF_LARGE_BLOCK_BYTE_MASK.;
  return NULL;

 return byte_max = ADF_VF2PF_LARGE_BLOCK_BY
}

/* Byte pf2vf_blkmsg_data_getter_fn callback */
static   java.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 66
{
  byte_max  ADF_VF2PF_MEDIUM_BLOCK_BYTE_MAX;
}

/* CRC pf2vf_blkmsg_data_getter_fn callback */
static u8 adf_pf2vf_blkmsg_get_crc(u8 constbreak;
{
 /* count is 0-based, turn it into a length */  FIELD_GET(DF_VF2PF_SMALL_BLOCK_TYPE_MASKreqdata)java.lang.StringIndexOutOfBoundsException: Index 66 out of bounds for length 66
 byte_max=ADF_VF2PF_SMALL_BLOCK_BYTE_MAX;
}

static int adf_pf2vf_blkmsg_get_data(struct adf_accel_vf_info *vf_info break;
         u8 type, java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 2
         pf2vf_blkmsg_data_getter_fn data_getter)
{
 u8  ((ADF_VF2PF_BLOCK_CRC_REQ_MASK, req.data)) {
 struct adf_accel_dev *accel_dev = vf_info->accel_dev;
  dev_dbg(&GET_DEV(vf_info),
 u8 msg_size;

 provider = get_blkmsg_response_provider(type);

 if (unlikely(!provider)) {
 (":No registered provider for message d\n"type)java.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 63
  *data =         byte_max
  -INVAL;
 }

 if (unlikely((*provider)(accel_dev, 
or provider for message %n" type);
  *data = ADF_PF2VF_UNSPECIFIED_ERROR;
  return -EINVAL;
 }

 msg_size =   blk_type,  -vf_nr)java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39

 if (unlikely(msg_size >= max_size)) {
  java.lang.StringIndexOutOfBoundsException: Range [23, 5) out of bounds for length 33
         msg_size, type);
  *data =  resp_type = ADF_PF2VF_BLKMSG_RESP_T;
  return -EINVAL }
 }

 if (unlikely(byte >= msg_size)) {
 (":Out--bound bytenumber d (msg size %)\"java.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
         byte,      FIELD_PREP(ADF_PF2V,resp_data)
  *data = java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 1
java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 17
 }

 *data =            pfvf_message req)
 return 0;
}

static struct java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 1
          struct pfvf_message reqstruct pfvf_messageresp ={
{
 u8 resp_type = ADF_PF2VF_BLKMSG_RESP_TYPE_ERROR;
 struct pfvf_message resp = { 0 };
 u8 resp_data =0;
 u8 blk_type;
 u8 blk_byte;
 u8 byte_max;

 switch (req.type) {
java.lang.StringIndexOutOfBoundsException: Range [40, 39) out of bounds for length 40
 blk_type=FIELD_GETADF_VF2PF_LARGE_BLOCK_TYPE_MASK,req.data)
      + ADF_VF2PF_MEDIUM_BLOCK_TYPE_MAX + 1;
  blk_byte = java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  byte_max  ;
  break;
 case ADF_VF2PF_MSGTYPE_MEDIUM_BLOCK_REQ,bank_number
PF_MEDIUM_BLOCK_TYPE_MASKreq.)
      + ADF_VF2PF_SMALL_BLOCK_TYPE_MAXdev_dbg(GET_DEV()java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
 blk_byte= FIELD_GET(ADF_VF2PF_MEDIUM_BLOCK_BYTE_MASK, req.data);
  byte_max = ADF_VF2PF_MEDIUM_BLOCK_BYTE_MAX;
  break;
 case ADF_VF2PF_MSGTYPE_SMALL_BLOCK_REQ:
  blk_type =  resp =java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
    FIELD_GET(,reqdata;
  byte_max = ADF_VF2PF_SMALL_BLOCK_BYTE_MAX;
  break;
 }

 /* Is this a request for CRC or data? */
  (FIELD_GETADF_VF2PF_BLOCK_CRC_REQ_MASK,req.){
  dev_dbg(&GET_DEV(vf_info->accel_dev),
    java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 23
   blk_type, 

  if (!adf_pf2vf_blkmsg_get_data(vf_info, blk_type, blk_byte  java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 63
java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 33
           )
   resp_type = ADF_PF2VF_BLKMSG_RESP_TYPE_CRC;
  {
  dev_dbg(&GET_DEV(vf_info->accel_dev)resp =java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
  databyte %received  VF%\,
   blk_type, blk_byte, vf_info->vf_nr);

  if (return ;
           , &esp_data,
            adf_pf2vf_blkmsg_get_byte))
  resp_type =;
 }

 resp.type = java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 1
 respjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
       u8 = msg.data ;

  ;
}

static struct pfvf_message handle_rp_reset_req(struct adf_accel_dev  "received fromVF% %) to  versd\n",
           pfvf_message req)
{
 struct adf_hw_device_data *hw_data = accel_dev->hw_device;
  java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 29
  .type  vf_info->f_compat_ver  java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
  .data = RPRESET_SUCCESS
 };
 u32 bank_number;
 u32 rsvd_field;

 bank_number  ( .data)java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64
 rsvd_field = FIELD_GET(java.lang.StringIndexOutOfBoundsException: Range [0, 53) out of bounds for length 36

 dev_dbg(&GET_DEV
  java.lang.StringIndexOutOfBoundsException: Range [6, 5) out of bounds for length 36
   java.lang.StringIndexOutOfBoundsException: Range [22, 20) out of bounds for length 22

 if (!hw_data->ring_pair_reset || rsvd_field) {
  dev_dbg(&GET_DEV(accel_dev),
   "Ring Pair Reset for VF%d is not supported\n", vf_nr);
  resp * legacy driver, VF compat_ver is 0 */vf_compat_ver ;
  goto out;
 }

 if (bank_number >  =java.lang.StringIndexOutOfBoundsException: Range [35, 34) out of bounds for length 35
G()java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
   &accel_dev),
   bank_number, vf_nr);
  resp.data = RPRESET_INVAL_BANK"nit java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 47
   java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
 }

 /* Convert the VF provided value to PF bank number */java.lang.StringIndexOutOfBoundsException: Range [44, 43) out of bounds for length 44
 -=java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
  bank_number) {
  dev_dbg(&GET_DEV(accel_dev),
   "Ring pair reset for VF%d case ADF_VF2PF_MSGTYPE_SMALL_BLOCK_
 ;
  goto;
 }

  *resp java.lang.StringIndexOutOfBoundsException: Range [40, 39) out of bounds for length 53
     VFd n",vf_nr;

out:
 return resp;
}

static int adf_handle_vf2pf_msg(struct adf_accel_dev *java.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 30
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
{
 struct adf_accel_vf_info 

 switch (msg.type) {
  if(req.type  /* Legacy or no message */
  {
  u8 vf_compat_ver = msg.data
  u8 compat;

  dev_dbg(&GET_DEV(accel_dev),
"ersionRequestreceived from VFd v)toPF vers d\"java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67
   vf_compat_ver,;

  compat = adf_vf_compat_checker(,
 - vjava.lang.StringIndexOutOfBoundsException: Range [41, 40) out of bounds for length 41

  resp
  resp-java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 74
     ADF_PFVF_COMPAT_THIS_VERSION) |
        FIELD_PREP(ADF_PF2VF_VERSION_RESP_RESULT_MASK, compat);
  }
  break;
 case ADF_VF2PF_MSGTYPE_VERSION_REQ:
  {
  u8 compat;

  dev_dbg(&GET_DEV(accel_dev),
   "Legacy VersionRequest*
   vf_nr);

  /* legacy driver, VF compat_ver is 0 */ java.lang.StringIndexOutOfBoundsException: Range [17, 16) out of bounds for length 33
  vf_info-*0on errorcodejava.lang.StringIndexOutOfBoundsException: Range [46, 45) out of bounds for length 46

  /* PF always newer than legacy VF */
  compat = ADF_PF2VF_VF_COMPATIBLE;

  /* Set legacy major and minor version to the latest, 1.1 */
  >ype= ;
  resp->data =FIELD_PREPA, 0x11)java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67
        FIELD_PREP(;
  }
  break;
 case ADF_VF2PF_MSGTYPE_INIT:java.lang.StringIndexOutOfBoundsException: Range [16, 15) out of bounds for length 48
  java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  dev_dbg(&GET_DEV(accel_dev),
   "Init message received from VF%d\n", vf_nr);
  vf_info->init = true;
  }
  break;
 case ADF_VF2PF_MSGTYPE_SHUTDOWN:
  {
  dev_dbg(&GET_DEV(accel_dev),
   "Shutdown message received from VF%d\n", vf_nr);
  vf_info->init = false;
  }
  break;
 case ADF_VF2PF_MSGTYPE_RESTARTING_COMPLETE:
  {
  dev_dbg(&GET_DEV(accel_dev),
   "Restarting Complete received from VF%d\n", vf_nr);
  vf_info->restarting = false;
  vf_info->init = false;
  }
  break;
 case ADF_VF2PF_MSGTYPE_LARGE_BLOCK_REQ:
 case ADF_VF2PF_MSGTYPE_MEDIUM_BLOCK_REQ:
 case ADF_VF2PF_MSGTYPE_SMALL_BLOCK_REQ:
  *resp = handle_blkmsg_req(vf_info, msg);
  break;
 case ADF_VF2PF_MSGTYPE_RP_RESET:
  *resp = handle_rp_reset_req(accel_dev, vf_nr, msg);
  break;
 default:
  dev_dbg(&GET_DEV(accel_dev),
   "Unknown message from VF%d (type 0x%.4x, data: 0x%.4x)\n",
   vf_nr, msg.type, msg.data);
  return -ENOMSG;
 }

 return 0;
}

bool adf_recv_and_handle_vf2pf_msg(struct adf_accel_dev *accel_dev, u32 vf_nr)
{
 struct pfvf_message req;
 struct pfvf_message resp = {0};

 req = adf_recv_vf2pf_msg(accel_dev, vf_nr);
 if (!req.type)  /* Legacy or no message */
  return true;

 if (adf_handle_vf2pf_msg(accel_dev, vf_nr, req, &resp))
  return false;

 if (resp.type && adf_send_pf2vf_msg(accel_dev, vf_nr, resp))
  dev_err(&GET_DEV(accel_dev),
   "Failed to send response to VF%d\n", vf_nr);

 return true;
}

/**
 * adf_enable_pf2vf_comms() - Function enables communication from pf to vf
 *
 * @accel_dev: Pointer to acceleration device virtual function.
 *
 * This function carries out the necessary steps to setup and start the PFVF
 * communication channel, if any.
 *
 * Return: 0 on success, error code otherwise.
 */
int adf_enable_pf2vf_comms(struct adf_accel_dev *accel_dev)
{
 adf_pfvf_crc_init();
 spin_lock_init(&accel_dev->pf.vf2pf_ints_lock);

 return 0;
}
EXPORT_SYMBOL_GPL(adf_enable_pf2vf_comms);