@@ -6,6 +6,10 @@
#define _NGBE_H_
#include "ngbe_type.h"
+#include "ngbe_mng.h"
+#include "ngbe_mbx.h"
+#include "ngbe_eeprom.h"
+#include "ngbe_phy.h"
#include "ngbe_hw.h"
#endif /* _NGBE_H_ */
@@ -136,6 +136,16 @@ static inline s32 ngbe_mac_clear_vfta_dummy(struct ngbe_hw *TUP0)
{
return NGBE_ERR_OPS_DUMMY;
}
+static inline s32 ngbe_mac_set_vfta_dummy(struct ngbe_hw *TUP0, u32 TUP1,
+ u32 TUP2, bool TUP3, bool TUP4)
+{
+ return NGBE_ERR_OPS_DUMMY;
+}
+static inline s32 ngbe_mac_set_vlvf_dummy(struct ngbe_hw *TUP0, u32 TUP1,
+ u32 TUP2, bool TUP3, u32 *TUP4, u32 TUP5, bool TUP6)
+{
+ return NGBE_ERR_OPS_DUMMY;
+}
static inline void ngbe_mac_set_mac_anti_spoofing_dummy(struct ngbe_hw *TUP0,
bool TUP1, int TUP2)
{
@@ -200,6 +210,28 @@ static inline s32 ngbe_phy_check_link_dummy(struct ngbe_hw *TUP0, u32 *TUP1,
static inline void ngbe_mbx_init_params_dummy(struct ngbe_hw *TUP0)
{
}
+static inline s32 ngbe_mbx_read_dummy(struct ngbe_hw *TUP0, u32 *TUP1,
+ u16 TUP2, u16 TUP3)
+{
+ return NGBE_ERR_OPS_DUMMY;
+}
+static inline s32 ngbe_mbx_write_dummy(struct ngbe_hw *TUP0, u32 *TUP1,
+ u16 TUP2, u16 TUP3)
+{
+ return NGBE_ERR_OPS_DUMMY;
+}
+static inline s32 ngbe_mbx_check_for_msg_dummy(struct ngbe_hw *TUP0, u16 TUP1)
+{
+ return NGBE_ERR_OPS_DUMMY;
+}
+static inline s32 ngbe_mbx_check_for_ack_dummy(struct ngbe_hw *TUP0, u16 TUP1)
+{
+ return NGBE_ERR_OPS_DUMMY;
+}
+static inline s32 ngbe_mbx_check_for_rst_dummy(struct ngbe_hw *TUP0, u16 TUP1)
+{
+ return NGBE_ERR_OPS_DUMMY;
+}
static inline void ngbe_init_ops_dummy(struct ngbe_hw *hw)
{
@@ -228,6 +260,8 @@ static inline void ngbe_init_ops_dummy(struct ngbe_hw *hw)
hw->mac.init_rx_addrs = ngbe_mac_init_rx_addrs_dummy;
hw->mac.update_mc_addr_list = ngbe_mac_update_mc_addr_list_dummy;
hw->mac.clear_vfta = ngbe_mac_clear_vfta_dummy;
+ hw->mac.set_vfta = ngbe_mac_set_vfta_dummy;
+ hw->mac.set_vlvf = ngbe_mac_set_vlvf_dummy;
hw->mac.set_mac_anti_spoofing = ngbe_mac_set_mac_anti_spoofing_dummy;
hw->mac.set_vlan_anti_spoofing = ngbe_mac_set_vlan_anti_spoofing_dummy;
hw->mac.init_thermal_sensor_thresh = ngbe_mac_init_thermal_ssth_dummy;
@@ -242,6 +276,11 @@ static inline void ngbe_init_ops_dummy(struct ngbe_hw *hw)
hw->phy.setup_link = ngbe_phy_setup_link_dummy;
hw->phy.check_link = ngbe_phy_check_link_dummy;
hw->mbx.init_params = ngbe_mbx_init_params_dummy;
+ hw->mbx.read = ngbe_mbx_read_dummy;
+ hw->mbx.write = ngbe_mbx_write_dummy;
+ hw->mbx.check_for_msg = ngbe_mbx_check_for_msg_dummy;
+ hw->mbx.check_for_ack = ngbe_mbx_check_for_ack_dummy;
+ hw->mbx.check_for_rst = ngbe_mbx_check_for_rst_dummy;
}
#endif /* _NGBE_TYPE_DUMMY_H_ */
@@ -914,6 +914,214 @@ s32 ngbe_init_uta_tables(struct ngbe_hw *hw)
return 0;
}
+/**
+ * ngbe_find_vlvf_slot - find the vlanid or the first empty slot
+ * @hw: pointer to hardware structure
+ * @vlan: VLAN id to write to VLAN filter
+ * @vlvf_bypass: true to find vlanid only, false returns first empty slot if
+ * vlanid not found
+ *
+ *
+ * return the VLVF index where this VLAN id should be placed
+ *
+ **/
+s32 ngbe_find_vlvf_slot(struct ngbe_hw *hw, u32 vlan, bool vlvf_bypass)
+{
+ s32 regindex, first_empty_slot;
+ u32 bits;
+
+ /* short cut the special case */
+ if (vlan == 0)
+ return 0;
+
+ /* if vlvf_bypass is set we don't want to use an empty slot, we
+ * will simply bypass the VLVF if there are no entries present in the
+ * VLVF that contain our VLAN
+ */
+ first_empty_slot = vlvf_bypass ? NGBE_ERR_NO_SPACE : 0;
+
+ /* add VLAN enable bit for comparison */
+ vlan |= NGBE_PSRVLAN_EA;
+
+ /* Search for the vlan id in the VLVF entries. Save off the first empty
+ * slot found along the way.
+ *
+ * pre-decrement loop covering (NGBE_NUM_POOL - 1) .. 1
+ */
+ for (regindex = NGBE_NUM_POOL; --regindex;) {
+ wr32(hw, NGBE_PSRVLANIDX, regindex);
+ bits = rd32(hw, NGBE_PSRVLAN);
+ if (bits == vlan)
+ return regindex;
+ if (!first_empty_slot && !bits)
+ first_empty_slot = regindex;
+ }
+
+ /* If we are here then we didn't find the VLAN. Return first empty
+ * slot we found during our search, else error.
+ */
+ if (!first_empty_slot)
+ DEBUGOUT("No space in VLVF.\n");
+
+ return first_empty_slot ? first_empty_slot : NGBE_ERR_NO_SPACE;
+}
+
+/**
+ * ngbe_set_vfta - Set VLAN filter table
+ * @hw: pointer to hardware structure
+ * @vlan: VLAN id to write to VLAN filter
+ * @vind: VMDq output index that maps queue to VLAN id in VLVFB
+ * @vlan_on: boolean flag to turn on/off VLAN
+ * @vlvf_bypass: boolean flag indicating updating default pool is okay
+ *
+ * Turn on/off specified VLAN in the VLAN filter table.
+ **/
+s32 ngbe_set_vfta(struct ngbe_hw *hw, u32 vlan, u32 vind,
+ bool vlan_on, bool vlvf_bypass)
+{
+ u32 regidx, vfta_delta, vfta;
+ s32 err;
+
+ DEBUGFUNC("ngbe_set_vfta");
+
+ if (vlan > 4095 || vind > 63)
+ return NGBE_ERR_PARAM;
+
+ /*
+ * this is a 2 part operation - first the VFTA, then the
+ * VLVF and VLVFB if VT Mode is set
+ * We don't write the VFTA until we know the VLVF part succeeded.
+ */
+
+ /* Part 1
+ * The VFTA is a bitstring made up of 128 32-bit registers
+ * that enable the particular VLAN id, much like the MTA:
+ * bits[11-5]: which register
+ * bits[4-0]: which bit in the register
+ */
+ regidx = vlan / 32;
+ vfta_delta = 1 << (vlan % 32);
+ vfta = rd32(hw, NGBE_VLANTBL(regidx));
+
+ /*
+ * vfta_delta represents the difference between the current value
+ * of vfta and the value we want in the register. Since the diff
+ * is an XOR mask we can just update the vfta using an XOR
+ */
+ vfta_delta &= vlan_on ? ~vfta : vfta;
+ vfta ^= vfta_delta;
+
+ /* Part 2
+ * Call ngbe_set_vlvf to set VLVFB and VLVF
+ */
+ err = ngbe_set_vlvf(hw, vlan, vind, vlan_on, &vfta_delta,
+ vfta, vlvf_bypass);
+ if (err != 0) {
+ if (vlvf_bypass)
+ goto vfta_update;
+ return err;
+ }
+
+vfta_update:
+ /* Update VFTA now that we are ready for traffic */
+ if (vfta_delta)
+ wr32(hw, NGBE_VLANTBL(regidx), vfta);
+
+ return 0;
+}
+
+/**
+ * ngbe_set_vlvf - Set VLAN Pool Filter
+ * @hw: pointer to hardware structure
+ * @vlan: VLAN id to write to VLAN filter
+ * @vind: VMDq output index that maps queue to VLAN id in PSRVLANPLM
+ * @vlan_on: boolean flag to turn on/off VLAN in PSRVLAN
+ * @vfta_delta: pointer to the difference between the current value
+ * of PSRVLANPLM and the desired value
+ * @vfta: the desired value of the VFTA
+ * @vlvf_bypass: boolean flag indicating updating default pool is okay
+ *
+ * Turn on/off specified bit in VLVF table.
+ **/
+s32 ngbe_set_vlvf(struct ngbe_hw *hw, u32 vlan, u32 vind,
+ bool vlan_on, u32 *vfta_delta, u32 vfta,
+ bool vlvf_bypass)
+{
+ u32 bits;
+ u32 portctl;
+ s32 vlvf_index;
+
+ DEBUGFUNC("ngbe_set_vlvf");
+
+ if (vlan > 4095 || vind > 63)
+ return NGBE_ERR_PARAM;
+
+ /* If VT Mode is set
+ * Either vlan_on
+ * make sure the vlan is in PSRVLAN
+ * set the vind bit in the matching PSRVLANPLM
+ * Or !vlan_on
+ * clear the pool bit and possibly the vind
+ */
+ portctl = rd32(hw, NGBE_PORTCTL);
+ if (!(portctl & NGBE_PORTCTL_NUMVT_MASK))
+ return 0;
+
+ vlvf_index = ngbe_find_vlvf_slot(hw, vlan, vlvf_bypass);
+ if (vlvf_index < 0)
+ return vlvf_index;
+
+ wr32(hw, NGBE_PSRVLANIDX, vlvf_index);
+ bits = rd32(hw, NGBE_PSRVLANPLM(vind / 32));
+
+ /* set the pool bit */
+ bits |= 1 << (vind % 32);
+ if (vlan_on)
+ goto vlvf_update;
+
+ /* clear the pool bit */
+ bits ^= 1 << (vind % 32);
+
+ if (!bits &&
+ !rd32(hw, NGBE_PSRVLANPLM(vind / 32))) {
+ /* Clear PSRVLANPLM first, then disable PSRVLAN. Otherwise
+ * we run the risk of stray packets leaking into
+ * the PF via the default pool
+ */
+ if (*vfta_delta)
+ wr32(hw, NGBE_PSRVLANPLM(vlan / 32), vfta);
+
+ /* disable VLVF and clear remaining bit from pool */
+ wr32(hw, NGBE_PSRVLAN, 0);
+ wr32(hw, NGBE_PSRVLANPLM(vind / 32), 0);
+
+ return 0;
+ }
+
+ /* If there are still bits set in the PSRVLANPLM registers
+ * for the VLAN ID indicated we need to see if the
+ * caller is requesting that we clear the PSRVLANPLM entry bit.
+ * If the caller has requested that we clear the PSRVLANPLM
+ * entry bit but there are still pools/VFs using this VLAN
+ * ID entry then ignore the request. We're not worried
+ * about the case where we're turning the PSRVLANPLM VLAN ID
+ * entry bit on, only when requested to turn it off as
+ * there may be multiple pools and/or VFs using the
+ * VLAN ID entry. In that case we cannot clear the
+ * PSRVLANPLM bit until all pools/VFs using that VLAN ID have also
+ * been cleared. This will be indicated by "bits" being
+ * zero.
+ */
+ *vfta_delta = 0;
+
+vlvf_update:
+ /* record pool change and enable VLAN ID if not already enabled */
+ wr32(hw, NGBE_PSRVLANPLM(vind / 32), bits);
+ wr32(hw, NGBE_PSRVLAN, NGBE_PSRVLAN_EA | vlan);
+
+ return 0;
+}
+
/**
* ngbe_clear_vfta - Clear VLAN filter table
* @hw: pointer to hardware structure
@@ -1306,6 +1514,8 @@ s32 ngbe_init_ops_pf(struct ngbe_hw *hw)
mac->update_mc_addr_list = ngbe_update_mc_addr_list;
mac->set_vmdq = ngbe_set_vmdq;
mac->clear_vmdq = ngbe_clear_vmdq;
+ mac->set_vfta = ngbe_set_vfta;
+ mac->set_vlvf = ngbe_set_vlvf;
mac->clear_vfta = ngbe_clear_vfta;
mac->set_mac_anti_spoofing = ngbe_set_mac_anti_spoofing;
mac->set_vlan_anti_spoofing = ngbe_set_vlan_anti_spoofing;
@@ -1320,6 +1530,11 @@ s32 ngbe_init_ops_pf(struct ngbe_hw *hw)
mac->check_overtemp = ngbe_mac_check_overtemp;
mbx->init_params = ngbe_init_mbx_params_pf;
+ mbx->read = ngbe_read_mbx_pf;
+ mbx->write = ngbe_write_mbx_pf;
+ mbx->check_for_msg = ngbe_check_for_msg_pf;
+ mbx->check_for_ack = ngbe_check_for_ack_pf;
+ mbx->check_for_rst = ngbe_check_for_rst_pf;
/* EEPROM */
rom->init_params = ngbe_init_eeprom_params;
@@ -49,8 +49,16 @@ void ngbe_release_swfw_sync(struct ngbe_hw *hw, u32 mask);
s32 ngbe_set_vmdq(struct ngbe_hw *hw, u32 rar, u32 vmdq);
s32 ngbe_clear_vmdq(struct ngbe_hw *hw, u32 rar, u32 vmdq);
s32 ngbe_init_uta_tables(struct ngbe_hw *hw);
+s32 ngbe_set_vfta(struct ngbe_hw *hw, u32 vlan,
+ u32 vind, bool vlan_on, bool vlvf_bypass);
+s32 ngbe_set_vlvf(struct ngbe_hw *hw, u32 vlan, u32 vind,
+ bool vlan_on, u32 *vfta_delta, u32 vfta,
+ bool vlvf_bypass);
s32 ngbe_clear_vfta(struct ngbe_hw *hw);
+s32 ngbe_find_vlvf_slot(struct ngbe_hw *hw, u32 vlan, bool vlvf_bypass);
+void ngbe_set_mac_anti_spoofing(struct ngbe_hw *hw, bool enable, int vf);
+void ngbe_set_vlan_anti_spoofing(struct ngbe_hw *hw, bool enable, int vf);
s32 ngbe_init_thermal_sensor_thresh(struct ngbe_hw *hw);
s32 ngbe_mac_check_overtemp(struct ngbe_hw *hw);
void ngbe_disable_rx(struct ngbe_hw *hw);
@@ -7,6 +7,303 @@
#include "ngbe_mbx.h"
+/**
+ * ngbe_read_mbx - Reads a message from the mailbox
+ * @hw: pointer to the HW structure
+ * @msg: The message buffer
+ * @size: Length of buffer
+ * @mbx_id: id of mailbox to read
+ *
+ * returns 0 if it successfully read message from buffer
+ **/
+s32 ngbe_read_mbx(struct ngbe_hw *hw, u32 *msg, u16 size, u16 mbx_id)
+{
+ struct ngbe_mbx_info *mbx = &hw->mbx;
+ s32 ret_val = NGBE_ERR_MBX;
+
+ DEBUGFUNC("ngbe_read_mbx");
+
+ /* limit read to size of mailbox */
+ if (size > mbx->size)
+ size = mbx->size;
+
+ if (mbx->read)
+ ret_val = mbx->read(hw, msg, size, mbx_id);
+
+ return ret_val;
+}
+
+/**
+ * ngbe_write_mbx - Write a message to the mailbox
+ * @hw: pointer to the HW structure
+ * @msg: The message buffer
+ * @size: Length of buffer
+ * @mbx_id: id of mailbox to write
+ *
+ * returns 0 if it successfully copied message into the buffer
+ **/
+s32 ngbe_write_mbx(struct ngbe_hw *hw, u32 *msg, u16 size, u16 mbx_id)
+{
+ struct ngbe_mbx_info *mbx = &hw->mbx;
+ s32 ret_val = 0;
+
+ DEBUGFUNC("ngbe_write_mbx");
+
+ if (size > mbx->size) {
+ ret_val = NGBE_ERR_MBX;
+ DEBUGOUT("Invalid mailbox message size %d", size);
+ } else if (mbx->write) {
+ ret_val = mbx->write(hw, msg, size, mbx_id);
+ }
+
+ return ret_val;
+}
+
+/**
+ * ngbe_check_for_msg - checks to see if someone sent us mail
+ * @hw: pointer to the HW structure
+ * @mbx_id: id of mailbox to check
+ *
+ * returns 0 if the Status bit was found or else ERR_MBX
+ **/
+s32 ngbe_check_for_msg(struct ngbe_hw *hw, u16 mbx_id)
+{
+ struct ngbe_mbx_info *mbx = &hw->mbx;
+ s32 ret_val = NGBE_ERR_MBX;
+
+ DEBUGFUNC("ngbe_check_for_msg");
+
+ if (mbx->check_for_msg)
+ ret_val = mbx->check_for_msg(hw, mbx_id);
+
+ return ret_val;
+}
+
+/**
+ * ngbe_check_for_ack - checks to see if someone sent us ACK
+ * @hw: pointer to the HW structure
+ * @mbx_id: id of mailbox to check
+ *
+ * returns 0 if the Status bit was found or else ERR_MBX
+ **/
+s32 ngbe_check_for_ack(struct ngbe_hw *hw, u16 mbx_id)
+{
+ struct ngbe_mbx_info *mbx = &hw->mbx;
+ s32 ret_val = NGBE_ERR_MBX;
+
+ DEBUGFUNC("ngbe_check_for_ack");
+
+ if (mbx->check_for_ack)
+ ret_val = mbx->check_for_ack(hw, mbx_id);
+
+ return ret_val;
+}
+
+/**
+ * ngbe_check_for_rst - checks to see if other side has reset
+ * @hw: pointer to the HW structure
+ * @mbx_id: id of mailbox to check
+ *
+ * returns 0 if the Status bit was found or else ERR_MBX
+ **/
+s32 ngbe_check_for_rst(struct ngbe_hw *hw, u16 mbx_id)
+{
+ struct ngbe_mbx_info *mbx = &hw->mbx;
+ s32 ret_val = NGBE_ERR_MBX;
+
+ DEBUGFUNC("ngbe_check_for_rst");
+
+ if (mbx->check_for_rst)
+ ret_val = mbx->check_for_rst(hw, mbx_id);
+
+ return ret_val;
+}
+
+STATIC s32 ngbe_check_for_bit_pf(struct ngbe_hw *hw, u32 mask)
+{
+ u32 mbvficr = rd32(hw, NGBE_MBVFICR);
+ s32 ret_val = NGBE_ERR_MBX;
+
+ if (mbvficr & mask) {
+ ret_val = 0;
+ wr32(hw, NGBE_MBVFICR, mask);
+ }
+
+ return ret_val;
+}
+
+/**
+ * ngbe_check_for_msg_pf - checks to see if the VF has sent mail
+ * @hw: pointer to the HW structure
+ * @vf_number: the VF index
+ *
+ * returns 0 if the VF has set the Status bit or else ERR_MBX
+ **/
+s32 ngbe_check_for_msg_pf(struct ngbe_hw *hw, u16 vf_number)
+{
+ s32 ret_val = NGBE_ERR_MBX;
+ u32 vf_bit = vf_number;
+
+ DEBUGFUNC("ngbe_check_for_msg_pf");
+
+ if (!ngbe_check_for_bit_pf(hw, NGBE_MBVFICR_VFREQ_VF1 << vf_bit)) {
+ ret_val = 0;
+ hw->mbx.stats.reqs++;
+ }
+
+ return ret_val;
+}
+
+/**
+ * ngbe_check_for_ack_pf - checks to see if the VF has ACKed
+ * @hw: pointer to the HW structure
+ * @vf_number: the VF index
+ *
+ * returns 0 if the VF has set the Status bit or else ERR_MBX
+ **/
+s32 ngbe_check_for_ack_pf(struct ngbe_hw *hw, u16 vf_number)
+{
+ s32 ret_val = NGBE_ERR_MBX;
+ u32 vf_bit = vf_number;
+
+ DEBUGFUNC("ngbe_check_for_ack_pf");
+
+ if (!ngbe_check_for_bit_pf(hw, NGBE_MBVFICR_VFACK_VF1 << vf_bit)) {
+ ret_val = 0;
+ hw->mbx.stats.acks++;
+ }
+
+ return ret_val;
+}
+
+/**
+ * ngbe_check_for_rst_pf - checks to see if the VF has reset
+ * @hw: pointer to the HW structure
+ * @vf_number: the VF index
+ *
+ * returns 0 if the VF has set the Status bit or else ERR_MBX
+ **/
+s32 ngbe_check_for_rst_pf(struct ngbe_hw *hw, u16 vf_number)
+{
+ u32 vflre = 0;
+ s32 ret_val = NGBE_ERR_MBX;
+
+ DEBUGFUNC("ngbe_check_for_rst_pf");
+
+ vflre = rd32(hw, NGBE_FLRVFE);
+ if (vflre & (1 << vf_number)) {
+ ret_val = 0;
+ wr32(hw, NGBE_FLRVFEC, (1 << vf_number));
+ hw->mbx.stats.rsts++;
+ }
+
+ return ret_val;
+}
+
+/**
+ * ngbe_obtain_mbx_lock_pf - obtain mailbox lock
+ * @hw: pointer to the HW structure
+ * @vf_number: the VF index
+ *
+ * return 0 if we obtained the mailbox lock
+ **/
+STATIC s32 ngbe_obtain_mbx_lock_pf(struct ngbe_hw *hw, u16 vf_number)
+{
+ s32 ret_val = NGBE_ERR_MBX;
+ u32 p2v_mailbox;
+
+ DEBUGFUNC("ngbe_obtain_mbx_lock_pf");
+
+ /* Take ownership of the buffer */
+ wr32(hw, NGBE_MBCTL(vf_number), NGBE_MBCTL_PFU);
+
+ /* reserve mailbox for vf use */
+ p2v_mailbox = rd32(hw, NGBE_MBCTL(vf_number));
+ if (p2v_mailbox & NGBE_MBCTL_PFU)
+ ret_val = 0;
+ else
+ DEBUGOUT("Failed to obtain mailbox lock for VF%d", vf_number);
+
+
+ return ret_val;
+}
+
+/**
+ * ngbe_write_mbx_pf - Places a message in the mailbox
+ * @hw: pointer to the HW structure
+ * @msg: The message buffer
+ * @size: Length of buffer
+ * @vf_number: the VF index
+ *
+ * returns 0 if it successfully copied message into the buffer
+ **/
+s32 ngbe_write_mbx_pf(struct ngbe_hw *hw, u32 *msg, u16 size, u16 vf_number)
+{
+ s32 ret_val;
+ u16 i;
+
+ DEBUGFUNC("ngbe_write_mbx_pf");
+
+ /* lock the mailbox to prevent pf/vf race condition */
+ ret_val = ngbe_obtain_mbx_lock_pf(hw, vf_number);
+ if (ret_val)
+ goto out_no_write;
+
+ /* flush msg and acks as we are overwriting the message buffer */
+ ngbe_check_for_msg_pf(hw, vf_number);
+ ngbe_check_for_ack_pf(hw, vf_number);
+
+ /* copy the caller specified message to the mailbox memory buffer */
+ for (i = 0; i < size; i++)
+ wr32a(hw, NGBE_MBMEM(vf_number), i, msg[i]);
+
+ /* Interrupt VF to tell it a message has been sent and release buffer*/
+ wr32(hw, NGBE_MBCTL(vf_number), NGBE_MBCTL_STS);
+
+ /* update stats */
+ hw->mbx.stats.msgs_tx++;
+
+out_no_write:
+ return ret_val;
+}
+
+/**
+ * ngbe_read_mbx_pf - Read a message from the mailbox
+ * @hw: pointer to the HW structure
+ * @msg: The message buffer
+ * @size: Length of buffer
+ * @vf_number: the VF index
+ *
+ * This function copies a message from the mailbox buffer to the caller's
+ * memory buffer. The presumption is that the caller knows that there was
+ * a message due to a VF request so no polling for message is needed.
+ **/
+s32 ngbe_read_mbx_pf(struct ngbe_hw *hw, u32 *msg, u16 size, u16 vf_number)
+{
+ s32 ret_val;
+ u16 i;
+
+ DEBUGFUNC("ngbe_read_mbx_pf");
+
+ /* lock the mailbox to prevent pf/vf race condition */
+ ret_val = ngbe_obtain_mbx_lock_pf(hw, vf_number);
+ if (ret_val)
+ goto out_no_read;
+
+ /* copy the message to the mailbox memory buffer */
+ for (i = 0; i < size; i++)
+ msg[i] = rd32a(hw, NGBE_MBMEM(vf_number), i);
+
+ /* Acknowledge the message and release buffer */
+ wr32(hw, NGBE_MBCTL(vf_number), NGBE_MBCTL_ACK);
+
+ /* update stats */
+ hw->mbx.stats.msgs_rx++;
+
+out_no_read:
+ return ret_val;
+}
+
/**
* ngbe_init_mbx_params_pf - set initial values for pf mailbox
* @hw: pointer to the HW structure
@@ -6,6 +6,84 @@
#ifndef _NGBE_MBX_H_
#define _NGBE_MBX_H_
+#define NGBE_ERR_MBX -100
+
+/* If it's a NGBE_VF_* msg then it originates in the VF and is sent to the
+ * PF. The reverse is true if it is NGBE_PF_*.
+ * Message ACK's are the value or'd with 0xF0000000
+ */
+/* Messages below or'd with this are the ACK */
+#define NGBE_VT_MSGTYPE_ACK 0x80000000
+/* Messages below or'd with this are the NACK */
+#define NGBE_VT_MSGTYPE_NACK 0x40000000
+/* Indicates that VF is still clear to send requests */
+#define NGBE_VT_MSGTYPE_CTS 0x20000000
+
+#define NGBE_VT_MSGINFO_SHIFT 16
+/* bits 23:16 are used for extra info for certain messages */
+#define NGBE_VT_MSGINFO_MASK (0xFF << NGBE_VT_MSGINFO_SHIFT)
+
+/*
+ * each element denotes a version of the API; existing numbers may not
+ * change; any additions must go at the end
+ */
+enum ngbe_pfvf_api_rev {
+ ngbe_mbox_api_null,
+ ngbe_mbox_api_10, /* API version 1.0, linux/freebsd VF driver */
+ ngbe_mbox_api_11, /* API version 1.1, linux/freebsd VF driver */
+ ngbe_mbox_api_12, /* API version 1.2, linux/freebsd VF driver */
+ ngbe_mbox_api_13, /* API version 1.3, linux/freebsd VF driver */
+ ngbe_mbox_api_20, /* API version 2.0, solaris Phase1 VF driver */
+ /* This value should always be last */
+ ngbe_mbox_api_unknown, /* indicates that API version is not known */
+};
+
+/* mailbox API, legacy requests */
+#define NGBE_VF_RESET 0x01 /* VF requests reset */
+#define NGBE_VF_SET_MAC_ADDR 0x02 /* VF requests PF to set MAC addr */
+#define NGBE_VF_SET_MULTICAST 0x03 /* VF requests PF to set MC addr */
+#define NGBE_VF_SET_VLAN 0x04 /* VF requests PF to set VLAN */
+
+/* mailbox API, version 1.0 VF requests */
+#define NGBE_VF_SET_LPE 0x05 /* VF requests PF to set VMOLR.LPE */
+#define NGBE_VF_SET_MACVLAN 0x06 /* VF requests PF for unicast filter */
+#define NGBE_VF_API_NEGOTIATE 0x08 /* negotiate API version */
+
+/* mailbox API, version 1.1 VF requests */
+#define NGBE_VF_GET_QUEUES 0x09 /* get queue configuration */
+
+/* mailbox API, version 1.2 VF requests */
+#define NGBE_VF_GET_RETA 0x0a /* VF request for RETA */
+#define NGBE_VF_GET_RSS_KEY 0x0b /* get RSS key */
+#define NGBE_VF_UPDATE_XCAST_MODE 0x0c
+
+/* mode choices for NGBE_VF_UPDATE_XCAST_MODE */
+enum ngbevf_xcast_modes {
+ NGBEVF_XCAST_MODE_NONE = 0,
+ NGBEVF_XCAST_MODE_MULTI,
+ NGBEVF_XCAST_MODE_ALLMULTI,
+ NGBEVF_XCAST_MODE_PROMISC,
+};
+
+/* GET_QUEUES return data indices within the mailbox */
+#define NGBE_VF_TX_QUEUES 1 /* number of Tx queues supported */
+#define NGBE_VF_RX_QUEUES 2 /* number of Rx queues supported */
+#define NGBE_VF_TRANS_VLAN 3 /* Indication of port vlan */
+#define NGBE_VF_DEF_QUEUE 4 /* Default queue offset */
+
+/* length of permanent address message returned from PF */
+#define NGBE_VF_PERMADDR_MSG_LEN 4
+s32 ngbe_read_mbx(struct ngbe_hw *hw, u32 *msg, u16 size, u16 mbx_id);
+s32 ngbe_write_mbx(struct ngbe_hw *hw, u32 *msg, u16 size, u16 mbx_id);
+s32 ngbe_check_for_msg(struct ngbe_hw *hw, u16 mbx_id);
+s32 ngbe_check_for_ack(struct ngbe_hw *hw, u16 mbx_id);
+s32 ngbe_check_for_rst(struct ngbe_hw *hw, u16 mbx_id);
void ngbe_init_mbx_params_pf(struct ngbe_hw *hw);
+s32 ngbe_read_mbx_pf(struct ngbe_hw *hw, u32 *msg, u16 size, u16 vf_number);
+s32 ngbe_write_mbx_pf(struct ngbe_hw *hw, u32 *msg, u16 size, u16 vf_number);
+s32 ngbe_check_for_msg_pf(struct ngbe_hw *hw, u16 vf_number);
+s32 ngbe_check_for_ack_pf(struct ngbe_hw *hw, u16 vf_number);
+s32 ngbe_check_for_rst_pf(struct ngbe_hw *hw, u16 vf_number);
+
#endif /* _NGBE_MBX_H_ */
@@ -254,6 +254,11 @@ struct ngbe_mac_info {
u32 mc_addr_count,
ngbe_mc_addr_itr func, bool clear);
s32 (*clear_vfta)(struct ngbe_hw *hw);
+ s32 (*set_vfta)(struct ngbe_hw *hw, u32 vlan,
+ u32 vind, bool vlan_on, bool vlvf_bypass);
+ s32 (*set_vlvf)(struct ngbe_hw *hw, u32 vlan, u32 vind,
+ bool vlan_on, u32 *vfta_delta, u32 vfta,
+ bool vlvf_bypass);
void (*set_mac_anti_spoofing)(struct ngbe_hw *hw, bool enable, int vf);
void (*set_vlan_anti_spoofing)(struct ngbe_hw *hw,
bool enable, int vf);
@@ -319,6 +324,11 @@ struct ngbe_mbx_stats {
struct ngbe_mbx_info {
void (*init_params)(struct ngbe_hw *hw);
+ s32 (*read)(struct ngbe_hw *hw, u32 *msg, u16 size, u16 vf_number);
+ s32 (*write)(struct ngbe_hw *hw, u32 *msg, u16 size, u16 vf_number);
+ s32 (*check_for_msg)(struct ngbe_hw *hw, u16 mbx_id);
+ s32 (*check_for_ack)(struct ngbe_hw *hw, u16 mbx_id);
+ s32 (*check_for_rst)(struct ngbe_hw *hw, u16 mbx_id);
struct ngbe_mbx_stats stats;
u32 timeout;
@@ -20,3 +20,5 @@ sources = files(
deps += ['hash']
includes += include_directories('base')
+
+install_headers('rte_pmd_ngbe.h')
@@ -2123,6 +2123,11 @@ ngbe_dev_interrupt_action(struct rte_eth_dev *dev)
PMD_DRV_LOG(DEBUG, "intr action type %d", intr->flags);
+ if (intr->flags & NGBE_FLAG_MAILBOX) {
+ ngbe_pf_mbx_process(dev);
+ intr->flags &= ~NGBE_FLAG_MAILBOX;
+ }
+
if (intr->flags & NGBE_FLAG_NEED_LINK_UPDATE) {
struct rte_eth_link link;
@@ -2183,6 +2188,8 @@ ngbe_dev_interrupt_delayed_handler(void *param)
ngbe_disable_intr(hw);
eicr = ((u32 *)hw->isb_mem)[NGBE_ISB_MISC];
+ if (eicr & NGBE_ICRMISC_VFMBX)
+ ngbe_pf_mbx_process(dev);
if (intr->flags & NGBE_FLAG_NEED_LINK_UPDATE) {
ngbe_dev_link_update(dev, 0);
@@ -71,6 +71,11 @@ struct ngbe_hwstrip {
uint32_t bitmap[NGBE_HWSTRIP_BITMAP_SIZE];
};
+/*
+ * VF data which used by PF host only
+ */
+#define NGBE_MAX_VF_MC_ENTRIES 30
+
struct ngbe_uta_info {
uint8_t uc_filter_type;
uint16_t uta_in_use;
@@ -79,8 +84,14 @@ struct ngbe_uta_info {
struct ngbe_vf_info {
uint8_t vf_mac_addresses[RTE_ETHER_ADDR_LEN];
+ uint16_t vf_mc_hashes[NGBE_MAX_VF_MC_ENTRIES];
+ uint16_t num_vf_mc_hashes;
bool clear_to_send;
+ uint16_t vlan_count;
+ uint8_t api_version;
uint16_t switch_domain_id;
+ uint16_t xcast_mode;
+ uint16_t mac_count;
};
/*
@@ -233,6 +244,8 @@ int ngbe_pf_host_init(struct rte_eth_dev *eth_dev);
void ngbe_pf_host_uninit(struct rte_eth_dev *eth_dev);
+void ngbe_pf_mbx_process(struct rte_eth_dev *eth_dev);
+
int ngbe_pf_host_configure(struct rte_eth_dev *eth_dev);
#define NGBE_LINK_DOWN_CHECK_TIMEOUT 4000 /* ms */
@@ -10,8 +10,11 @@
#include "base/ngbe.h"
#include "ngbe_ethdev.h"
+#include "rte_pmd_ngbe.h"
#define NGBE_MAX_VFTA (128)
+#define NGBE_VF_MSG_SIZE_DEFAULT 1
+#define NGBE_VF_GET_QUEUE_MSG_SIZE 5
static inline uint16_t
dev_num_vf(struct rte_eth_dev *eth_dev)
@@ -39,6 +42,16 @@ int ngbe_vf_perm_addr_gen(struct rte_eth_dev *dev, uint16_t vf_num)
return 0;
}
+static inline int
+ngbe_mb_intr_setup(struct rte_eth_dev *dev)
+{
+ struct ngbe_interrupt *intr = ngbe_dev_intr(dev);
+
+ intr->mask_misc |= NGBE_ICRMISC_VFMBX;
+
+ return 0;
+}
+
int ngbe_pf_host_init(struct rte_eth_dev *eth_dev)
{
struct ngbe_vf_info **vfinfo = NGBE_DEV_VFDATA(eth_dev);
@@ -85,6 +98,9 @@ int ngbe_pf_host_init(struct rte_eth_dev *eth_dev)
/* init_mailbox_params */
hw->mbx.init_params(hw);
+ /* set mb interrupt mask */
+ ngbe_mb_intr_setup(eth_dev);
+
return ret;
}
@@ -194,3 +210,551 @@ int ngbe_pf_host_configure(struct rte_eth_dev *eth_dev)
return 0;
}
+static void
+ngbe_set_rx_mode(struct rte_eth_dev *eth_dev)
+{
+ struct rte_eth_dev_data *dev_data = eth_dev->data;
+ struct ngbe_hw *hw = ngbe_dev_hw(eth_dev);
+ u32 fctrl, vmolr;
+ uint16_t vfn = dev_num_vf(eth_dev);
+
+ /* disable store-bad-packets */
+ wr32m(hw, NGBE_SECRXCTL, NGBE_SECRXCTL_SAVEBAD, 0);
+
+ /* Check for Promiscuous and All Multicast modes */
+ fctrl = rd32m(hw, NGBE_PSRCTL,
+ ~(NGBE_PSRCTL_UCP | NGBE_PSRCTL_MCP));
+ fctrl |= NGBE_PSRCTL_BCA |
+ NGBE_PSRCTL_MCHFENA;
+
+ vmolr = rd32m(hw, NGBE_POOLETHCTL(vfn),
+ ~(NGBE_POOLETHCTL_UCP |
+ NGBE_POOLETHCTL_MCP |
+ NGBE_POOLETHCTL_UCHA |
+ NGBE_POOLETHCTL_MCHA));
+ vmolr |= NGBE_POOLETHCTL_BCA |
+ NGBE_POOLETHCTL_UTA |
+ NGBE_POOLETHCTL_VLA;
+
+ if (dev_data->promiscuous) {
+ fctrl |= NGBE_PSRCTL_UCP |
+ NGBE_PSRCTL_MCP;
+ /* pf don't want packets routing to vf, so clear UPE */
+ vmolr |= NGBE_POOLETHCTL_MCP;
+ } else if (dev_data->all_multicast) {
+ fctrl |= NGBE_PSRCTL_MCP;
+ vmolr |= NGBE_POOLETHCTL_MCP;
+ } else {
+ vmolr |= NGBE_POOLETHCTL_UCHA;
+ vmolr |= NGBE_POOLETHCTL_MCHA;
+ }
+
+ wr32(hw, NGBE_POOLETHCTL(vfn), vmolr);
+
+ wr32(hw, NGBE_PSRCTL, fctrl);
+
+ ngbe_vlan_hw_strip_config(eth_dev);
+}
+
+static inline void
+ngbe_vf_reset_event(struct rte_eth_dev *eth_dev, uint16_t vf)
+{
+ struct ngbe_hw *hw = ngbe_dev_hw(eth_dev);
+ struct ngbe_vf_info *vfinfo = *(NGBE_DEV_VFDATA(eth_dev));
+ int rar_entry = hw->mac.num_rar_entries - (vf + 1);
+ uint32_t vmolr = rd32(hw, NGBE_POOLETHCTL(vf));
+
+ vmolr |= (NGBE_POOLETHCTL_UCHA |
+ NGBE_POOLETHCTL_BCA | NGBE_POOLETHCTL_UTA);
+ wr32(hw, NGBE_POOLETHCTL(vf), vmolr);
+
+ wr32(hw, NGBE_POOLTAG(vf), 0);
+
+ /* reset multicast table array for vf */
+ vfinfo[vf].num_vf_mc_hashes = 0;
+
+ /* reset rx mode */
+ ngbe_set_rx_mode(eth_dev);
+
+ hw->mac.clear_rar(hw, rar_entry);
+}
+
+static inline void
+ngbe_vf_reset_msg(struct rte_eth_dev *eth_dev, uint16_t vf)
+{
+ struct ngbe_hw *hw = ngbe_dev_hw(eth_dev);
+ uint32_t reg;
+ uint32_t vf_shift;
+ const uint8_t VFRE_SHIFT = 5; /* VFRE 32 bits per slot */
+ const uint8_t VFRE_MASK = (uint8_t)((1U << VFRE_SHIFT) - 1);
+ uint8_t nb_q_per_pool;
+ int i;
+
+ vf_shift = vf & VFRE_MASK;
+
+ /* enable transmit for vf */
+ reg = rd32(hw, NGBE_POOLTXENA(0));
+ reg |= (1 << vf_shift);
+ wr32(hw, NGBE_POOLTXENA(0), reg);
+
+ /* enable all queue drop for IOV */
+ nb_q_per_pool = RTE_ETH_DEV_SRIOV(eth_dev).nb_q_per_pool;
+ for (i = vf * nb_q_per_pool; i < (vf + 1) * nb_q_per_pool; i++) {
+ ngbe_flush(hw);
+ reg = 1 << (i % 32);
+ wr32m(hw, NGBE_QPRXDROP, reg, reg);
+ }
+
+ /* enable receive for vf */
+ reg = rd32(hw, NGBE_POOLRXENA(0));
+ reg |= (reg | (1 << vf_shift));
+ wr32(hw, NGBE_POOLRXENA(0), reg);
+
+ ngbe_vf_reset_event(eth_dev, vf);
+}
+
+static int
+ngbe_disable_vf_mc_promisc(struct rte_eth_dev *eth_dev, uint32_t vf)
+{
+ struct ngbe_hw *hw = ngbe_dev_hw(eth_dev);
+ uint32_t vmolr;
+
+ vmolr = rd32(hw, NGBE_POOLETHCTL(vf));
+
+ PMD_DRV_LOG(INFO, "VF %u: disabling multicast promiscuous\n", vf);
+
+ vmolr &= ~NGBE_POOLETHCTL_MCP;
+
+ wr32(hw, NGBE_POOLETHCTL(vf), vmolr);
+
+ return 0;
+}
+
+static int
+ngbe_vf_reset(struct rte_eth_dev *eth_dev, uint16_t vf, uint32_t *msgbuf)
+{
+ struct ngbe_hw *hw = ngbe_dev_hw(eth_dev);
+ struct ngbe_vf_info *vfinfo = *(NGBE_DEV_VFDATA(eth_dev));
+ unsigned char *vf_mac = vfinfo[vf].vf_mac_addresses;
+ int rar_entry = hw->mac.num_rar_entries - (vf + 1);
+ uint8_t *new_mac = (uint8_t *)(&msgbuf[1]);
+
+ ngbe_vf_reset_msg(eth_dev, vf);
+
+ hw->mac.set_rar(hw, rar_entry, vf_mac, vf, true);
+
+ /* Disable multicast promiscuous at reset */
+ ngbe_disable_vf_mc_promisc(eth_dev, vf);
+
+ /* reply to reset with ack and vf mac address */
+ msgbuf[0] = NGBE_VF_RESET | NGBE_VT_MSGTYPE_ACK;
+ rte_memcpy(new_mac, vf_mac, RTE_ETHER_ADDR_LEN);
+ /*
+ * Piggyback the multicast filter type so VF can compute the
+ * correct vectors
+ */
+ msgbuf[3] = hw->mac.mc_filter_type;
+ ngbe_write_mbx(hw, msgbuf, NGBE_VF_PERMADDR_MSG_LEN, vf);
+
+ return 0;
+}
+
+static int
+ngbe_vf_set_mac_addr(struct rte_eth_dev *eth_dev,
+ uint32_t vf, uint32_t *msgbuf)
+{
+ struct ngbe_hw *hw = ngbe_dev_hw(eth_dev);
+ struct ngbe_vf_info *vfinfo = *(NGBE_DEV_VFDATA(eth_dev));
+ int rar_entry = hw->mac.num_rar_entries - (vf + 1);
+ uint8_t *new_mac = (uint8_t *)(&msgbuf[1]);
+ struct rte_ether_addr *ea = (struct rte_ether_addr *)new_mac;
+
+ if (rte_is_valid_assigned_ether_addr(ea)) {
+ rte_memcpy(vfinfo[vf].vf_mac_addresses, new_mac, 6);
+ return hw->mac.set_rar(hw, rar_entry, new_mac, vf, true);
+ }
+ return -1;
+}
+
+static int
+ngbe_vf_set_multicast(struct rte_eth_dev *eth_dev,
+ uint32_t vf, uint32_t *msgbuf)
+{
+ struct ngbe_hw *hw = ngbe_dev_hw(eth_dev);
+ struct ngbe_vf_info *vfinfo = *(NGBE_DEV_VFDATA(eth_dev));
+ int nb_entries = (msgbuf[0] & NGBE_VT_MSGINFO_MASK) >>
+ NGBE_VT_MSGINFO_SHIFT;
+ uint16_t *hash_list = (uint16_t *)&msgbuf[1];
+ uint32_t mta_idx;
+ uint32_t mta_shift;
+ const uint32_t NGBE_MTA_INDEX_MASK = 0x7F;
+ const uint32_t NGBE_MTA_BIT_SHIFT = 5;
+ const uint32_t NGBE_MTA_BIT_MASK = (0x1 << NGBE_MTA_BIT_SHIFT) - 1;
+ uint32_t reg_val;
+ int i;
+ u32 vmolr = rd32(hw, NGBE_POOLETHCTL(vf));
+
+ /* Disable multicast promiscuous first */
+ ngbe_disable_vf_mc_promisc(eth_dev, vf);
+
+ /* only so many hash values supported */
+ nb_entries = RTE_MIN(nb_entries, NGBE_MAX_VF_MC_ENTRIES);
+
+ /* store the mc entries */
+ vfinfo->num_vf_mc_hashes = (uint16_t)nb_entries;
+ for (i = 0; i < nb_entries; i++)
+ vfinfo->vf_mc_hashes[i] = hash_list[i];
+
+ if (nb_entries == 0) {
+ vmolr &= ~NGBE_POOLETHCTL_MCHA;
+ wr32(hw, NGBE_POOLETHCTL(vf), vmolr);
+ return 0;
+ }
+
+ for (i = 0; i < vfinfo->num_vf_mc_hashes; i++) {
+ mta_idx = (vfinfo->vf_mc_hashes[i] >> NGBE_MTA_BIT_SHIFT)
+ & NGBE_MTA_INDEX_MASK;
+ mta_shift = vfinfo->vf_mc_hashes[i] & NGBE_MTA_BIT_MASK;
+ reg_val = rd32(hw, NGBE_MCADDRTBL(mta_idx));
+ reg_val |= (1 << mta_shift);
+ wr32(hw, NGBE_MCADDRTBL(mta_idx), reg_val);
+ }
+
+ vmolr |= NGBE_POOLETHCTL_MCHA;
+ wr32(hw, NGBE_POOLETHCTL(vf), vmolr);
+
+ return 0;
+}
+
+static int
+ngbe_vf_set_vlan(struct rte_eth_dev *eth_dev, uint32_t vf, uint32_t *msgbuf)
+{
+ int add, vid;
+ struct ngbe_hw *hw = ngbe_dev_hw(eth_dev);
+ struct ngbe_vf_info *vfinfo = *(NGBE_DEV_VFDATA(eth_dev));
+
+ add = (msgbuf[0] & NGBE_VT_MSGINFO_MASK)
+ >> NGBE_VT_MSGINFO_SHIFT;
+ vid = NGBE_PSRVLAN_VID(msgbuf[1]);
+
+ if (add)
+ vfinfo[vf].vlan_count++;
+ else if (vfinfo[vf].vlan_count)
+ vfinfo[vf].vlan_count--;
+ return hw->mac.set_vfta(hw, vid, vf, (bool)add, false);
+}
+
+static int
+ngbe_set_vf_lpe(struct rte_eth_dev *eth_dev,
+ __rte_unused uint32_t vf, uint32_t *msgbuf)
+{
+ struct ngbe_hw *hw = ngbe_dev_hw(eth_dev);
+ uint32_t max_frame = msgbuf[1];
+ uint32_t max_frs;
+
+ if (max_frame < RTE_ETHER_MIN_LEN ||
+ max_frame > RTE_ETHER_MAX_JUMBO_FRAME_LEN)
+ return -1;
+
+ max_frs = rd32m(hw, NGBE_FRMSZ, NGBE_FRMSZ_MAX_MASK);
+ if (max_frs < max_frame) {
+ wr32m(hw, NGBE_FRMSZ, NGBE_FRMSZ_MAX_MASK,
+ NGBE_FRMSZ_MAX(max_frame));
+ }
+
+ return 0;
+}
+
+static int
+ngbe_negotiate_vf_api(struct rte_eth_dev *eth_dev,
+ uint32_t vf, uint32_t *msgbuf)
+{
+ uint32_t api_version = msgbuf[1];
+ struct ngbe_vf_info *vfinfo = *NGBE_DEV_VFDATA(eth_dev);
+
+ switch (api_version) {
+ case ngbe_mbox_api_10:
+ case ngbe_mbox_api_11:
+ case ngbe_mbox_api_12:
+ case ngbe_mbox_api_13:
+ vfinfo[vf].api_version = (uint8_t)api_version;
+ return 0;
+ default:
+ break;
+ }
+
+ PMD_DRV_LOG(ERR, "Negotiate invalid api version %u from VF %d\n",
+ api_version, vf);
+
+ return -1;
+}
+
+static int
+ngbe_get_vf_queues(struct rte_eth_dev *eth_dev, uint32_t vf, uint32_t *msgbuf)
+{
+ struct ngbe_vf_info *vfinfo = *NGBE_DEV_VFDATA(eth_dev);
+ uint32_t default_q = 0;
+
+ /* Verify if the PF supports the mbox APIs version or not */
+ switch (vfinfo[vf].api_version) {
+ case ngbe_mbox_api_20:
+ case ngbe_mbox_api_11:
+ case ngbe_mbox_api_12:
+ case ngbe_mbox_api_13:
+ break;
+ default:
+ return -1;
+ }
+
+ /* Notify VF of Rx and Tx queue number */
+ msgbuf[NGBE_VF_RX_QUEUES] = RTE_ETH_DEV_SRIOV(eth_dev).nb_q_per_pool;
+ msgbuf[NGBE_VF_TX_QUEUES] = RTE_ETH_DEV_SRIOV(eth_dev).nb_q_per_pool;
+
+ /* Notify VF of default queue */
+ msgbuf[NGBE_VF_DEF_QUEUE] = default_q;
+
+ msgbuf[NGBE_VF_TRANS_VLAN] = 0;
+
+ return 0;
+}
+
+static int
+ngbe_set_vf_mc_promisc(struct rte_eth_dev *eth_dev,
+ uint32_t vf, uint32_t *msgbuf)
+{
+ struct ngbe_vf_info *vfinfo = *(NGBE_DEV_VFDATA(eth_dev));
+ struct ngbe_hw *hw = ngbe_dev_hw(eth_dev);
+ int xcast_mode = msgbuf[1]; /* msgbuf contains the flag to enable */
+ u32 vmolr, fctrl, disable, enable;
+
+ switch (vfinfo[vf].api_version) {
+ case ngbe_mbox_api_12:
+ /* promisc introduced in 1.3 version */
+ if (xcast_mode == NGBEVF_XCAST_MODE_PROMISC)
+ return -EOPNOTSUPP;
+ break;
+ /* Fall threw */
+ case ngbe_mbox_api_13:
+ break;
+ default:
+ return -1;
+ }
+
+ if (vfinfo[vf].xcast_mode == xcast_mode)
+ goto out;
+
+ switch (xcast_mode) {
+ case NGBEVF_XCAST_MODE_NONE:
+ disable = NGBE_POOLETHCTL_BCA | NGBE_POOLETHCTL_MCHA |
+ NGBE_POOLETHCTL_MCP | NGBE_POOLETHCTL_UCP |
+ NGBE_POOLETHCTL_VLP;
+ enable = 0;
+ break;
+ case NGBEVF_XCAST_MODE_MULTI:
+ disable = NGBE_POOLETHCTL_MCP | NGBE_POOLETHCTL_UCP |
+ NGBE_POOLETHCTL_VLP;
+ enable = NGBE_POOLETHCTL_BCA | NGBE_POOLETHCTL_MCHA;
+ break;
+ case NGBEVF_XCAST_MODE_ALLMULTI:
+ disable = NGBE_POOLETHCTL_UCP | NGBE_POOLETHCTL_VLP;
+ enable = NGBE_POOLETHCTL_BCA | NGBE_POOLETHCTL_MCHA |
+ NGBE_POOLETHCTL_MCP;
+ break;
+ case NGBEVF_XCAST_MODE_PROMISC:
+ fctrl = rd32(hw, NGBE_PSRCTL);
+ if (!(fctrl & NGBE_PSRCTL_UCP)) {
+ /* VF promisc requires PF in promisc */
+ PMD_DRV_LOG(ERR,
+ "Enabling VF promisc requires PF in promisc\n");
+ return -1;
+ }
+
+ disable = 0;
+ enable = NGBE_POOLETHCTL_BCA | NGBE_POOLETHCTL_MCHA |
+ NGBE_POOLETHCTL_MCP | NGBE_POOLETHCTL_UCP |
+ NGBE_POOLETHCTL_VLP;
+ break;
+ default:
+ return -1;
+ }
+
+ vmolr = rd32(hw, NGBE_POOLETHCTL(vf));
+ vmolr &= ~disable;
+ vmolr |= enable;
+ wr32(hw, NGBE_POOLETHCTL(vf), vmolr);
+ vfinfo[vf].xcast_mode = xcast_mode;
+
+out:
+ msgbuf[1] = xcast_mode;
+
+ return 0;
+}
+
+static int
+ngbe_set_vf_macvlan_msg(struct rte_eth_dev *dev, uint32_t vf, uint32_t *msgbuf)
+{
+ struct ngbe_hw *hw = ngbe_dev_hw(dev);
+ struct ngbe_vf_info *vf_info = *(NGBE_DEV_VFDATA(dev));
+ uint8_t *new_mac = (uint8_t *)(&msgbuf[1]);
+ struct rte_ether_addr *ea = (struct rte_ether_addr *)new_mac;
+ int index = (msgbuf[0] & NGBE_VT_MSGINFO_MASK) >>
+ NGBE_VT_MSGINFO_SHIFT;
+
+ if (index) {
+ if (!rte_is_valid_assigned_ether_addr(ea)) {
+ PMD_DRV_LOG(ERR, "set invalid mac vf:%d\n", vf);
+ return -1;
+ }
+
+ vf_info[vf].mac_count++;
+
+ hw->mac.set_rar(hw, vf_info[vf].mac_count,
+ new_mac, vf, true);
+ } else {
+ if (vf_info[vf].mac_count) {
+ hw->mac.clear_rar(hw, vf_info[vf].mac_count);
+ vf_info[vf].mac_count = 0;
+ }
+ }
+ return 0;
+}
+
+static int
+ngbe_rcv_msg_from_vf(struct rte_eth_dev *eth_dev, uint16_t vf)
+{
+ uint16_t mbx_size = NGBE_P2VMBX_SIZE;
+ uint16_t msg_size = NGBE_VF_MSG_SIZE_DEFAULT;
+ uint32_t msgbuf[NGBE_P2VMBX_SIZE];
+ int32_t retval;
+ struct ngbe_hw *hw = ngbe_dev_hw(eth_dev);
+ struct ngbe_vf_info *vfinfo = *NGBE_DEV_VFDATA(eth_dev);
+ struct rte_pmd_ngbe_mb_event_param ret_param;
+
+ retval = ngbe_read_mbx(hw, msgbuf, mbx_size, vf);
+ if (retval) {
+ PMD_DRV_LOG(ERR, "Error mbx recv msg from VF %d", vf);
+ return retval;
+ }
+
+ /* do nothing with the message already been processed */
+ if (msgbuf[0] & (NGBE_VT_MSGTYPE_ACK | NGBE_VT_MSGTYPE_NACK))
+ return retval;
+
+ /* flush the ack before we write any messages back */
+ ngbe_flush(hw);
+
+ /**
+ * initialise structure to send to user application
+ * will return response from user in retval field
+ */
+ ret_param.retval = RTE_PMD_NGBE_MB_EVENT_PROCEED;
+ ret_param.vfid = vf;
+ ret_param.msg_type = msgbuf[0] & 0xFFFF;
+ ret_param.msg = (void *)msgbuf;
+
+ /* perform VF reset */
+ if (msgbuf[0] == NGBE_VF_RESET) {
+ int ret = ngbe_vf_reset(eth_dev, vf, msgbuf);
+
+ vfinfo[vf].clear_to_send = true;
+
+ /* notify application about VF reset */
+ rte_eth_dev_callback_process(eth_dev, RTE_ETH_EVENT_VF_MBOX,
+ &ret_param);
+ return ret;
+ }
+
+ /**
+ * ask user application if we allowed to perform those functions
+ * if we get ret_param.retval == RTE_PMD_COMPAT_MB_EVENT_PROCEED
+ * then business as usual,
+ * if 0, do nothing and send ACK to VF
+ * if ret_param.retval > 1, do nothing and send NAK to VF
+ */
+ rte_eth_dev_callback_process(eth_dev, RTE_ETH_EVENT_VF_MBOX,
+ &ret_param);
+
+ retval = ret_param.retval;
+
+ /* check & process VF to PF mailbox message */
+ switch ((msgbuf[0] & 0xFFFF)) {
+ case NGBE_VF_SET_MAC_ADDR:
+ if (retval == RTE_PMD_NGBE_MB_EVENT_PROCEED)
+ retval = ngbe_vf_set_mac_addr(eth_dev, vf, msgbuf);
+ break;
+ case NGBE_VF_SET_MULTICAST:
+ if (retval == RTE_PMD_NGBE_MB_EVENT_PROCEED)
+ retval = ngbe_vf_set_multicast(eth_dev, vf, msgbuf);
+ break;
+ case NGBE_VF_SET_LPE:
+ if (retval == RTE_PMD_NGBE_MB_EVENT_PROCEED)
+ retval = ngbe_set_vf_lpe(eth_dev, vf, msgbuf);
+ break;
+ case NGBE_VF_SET_VLAN:
+ if (retval == RTE_PMD_NGBE_MB_EVENT_PROCEED)
+ retval = ngbe_vf_set_vlan(eth_dev, vf, msgbuf);
+ break;
+ case NGBE_VF_API_NEGOTIATE:
+ retval = ngbe_negotiate_vf_api(eth_dev, vf, msgbuf);
+ break;
+ case NGBE_VF_GET_QUEUES:
+ retval = ngbe_get_vf_queues(eth_dev, vf, msgbuf);
+ msg_size = NGBE_VF_GET_QUEUE_MSG_SIZE;
+ break;
+ case NGBE_VF_UPDATE_XCAST_MODE:
+ if (retval == RTE_PMD_NGBE_MB_EVENT_PROCEED)
+ retval = ngbe_set_vf_mc_promisc(eth_dev, vf, msgbuf);
+ break;
+ case NGBE_VF_SET_MACVLAN:
+ if (retval == RTE_PMD_NGBE_MB_EVENT_PROCEED)
+ retval = ngbe_set_vf_macvlan_msg(eth_dev, vf, msgbuf);
+ break;
+ default:
+ PMD_DRV_LOG(DEBUG, "Unhandled Msg %8.8x", (uint32_t)msgbuf[0]);
+ retval = NGBE_ERR_MBX;
+ break;
+ }
+
+ /* response the VF according to the message process result */
+ if (retval)
+ msgbuf[0] |= NGBE_VT_MSGTYPE_NACK;
+ else
+ msgbuf[0] |= NGBE_VT_MSGTYPE_ACK;
+
+ msgbuf[0] |= NGBE_VT_MSGTYPE_CTS;
+
+ ngbe_write_mbx(hw, msgbuf, msg_size, vf);
+
+ return retval;
+}
+
+static inline void
+ngbe_rcv_ack_from_vf(struct rte_eth_dev *eth_dev, uint16_t vf)
+{
+ uint32_t msg = NGBE_VT_MSGTYPE_NACK;
+ struct ngbe_hw *hw = ngbe_dev_hw(eth_dev);
+ struct ngbe_vf_info *vfinfo = *NGBE_DEV_VFDATA(eth_dev);
+
+ if (!vfinfo[vf].clear_to_send)
+ ngbe_write_mbx(hw, &msg, 1, vf);
+}
+
+void ngbe_pf_mbx_process(struct rte_eth_dev *eth_dev)
+{
+ uint16_t vf;
+ struct ngbe_hw *hw = ngbe_dev_hw(eth_dev);
+
+ for (vf = 0; vf < dev_num_vf(eth_dev); vf++) {
+ /* check & process vf function level reset */
+ if (!ngbe_check_for_rst(hw, vf))
+ ngbe_vf_reset_event(eth_dev, vf);
+
+ /* check & process vf mailbox messages */
+ if (!ngbe_check_for_msg(hw, vf))
+ ngbe_rcv_msg_from_vf(eth_dev, vf);
+
+ /* check & process acks from vf */
+ if (!ngbe_check_for_ack(hw, vf))
+ ngbe_rcv_ack_from_vf(eth_dev, vf);
+ }
+}
new file mode 100644
@@ -0,0 +1,39 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018-2021 Beijing WangXun Technology Co., Ltd.
+ * Copyright(c) 2010-2017 Intel Corporation
+ */
+
+/**
+ * @file rte_pmd_ngbe.h
+ * ngbe PMD specific functions.
+ *
+ **/
+
+#ifndef _PMD_NGBE_H_
+#define _PMD_NGBE_H_
+
+#include <rte_compat.h>
+#include <rte_ethdev.h>
+#include <rte_ether.h>
+
+/**
+ * Response sent back to ngbe driver from user app after callback
+ */
+enum rte_pmd_ngbe_mb_event_rsp {
+ RTE_PMD_NGBE_MB_EVENT_NOOP_ACK, /**< skip mbox request and ACK */
+ RTE_PMD_NGBE_MB_EVENT_NOOP_NACK, /**< skip mbox request and NACK */
+ RTE_PMD_NGBE_MB_EVENT_PROCEED, /**< proceed with mbox request */
+ RTE_PMD_NGBE_MB_EVENT_MAX /**< max value of this enum */
+};
+
+/**
+ * Data sent to the user application when the callback is executed.
+ */
+struct rte_pmd_ngbe_mb_event_param {
+ uint16_t vfid; /**< Virtual Function number */
+ uint16_t msg_type; /**< VF to PF message type, defined in ngbe_mbx.h */
+ uint16_t retval; /**< return value */
+ void *msg; /**< pointer to message */
+};
+
+#endif /* _PMD_NGBE_H_ */