Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/jkirsher/net-next-2.6
diff --git a/drivers/net/igb/e1000_82575.c b/drivers/net/igb/e1000_82575.c
index 65c1833..6b256c2 100644
--- a/drivers/net/igb/e1000_82575.c
+++ b/drivers/net/igb/e1000_82575.c
@@ -64,7 +64,14 @@
static s32 igb_read_mac_addr_82575(struct e1000_hw *);
static s32 igb_set_pcie_completion_timeout(struct e1000_hw *hw);
static s32 igb_reset_mdicnfg_82580(struct e1000_hw *hw);
-
+static s32 igb_validate_nvm_checksum_82580(struct e1000_hw *hw);
+static s32 igb_update_nvm_checksum_82580(struct e1000_hw *hw);
+static s32 igb_update_nvm_checksum_with_offset(struct e1000_hw *hw,
+ u16 offset);
+static s32 igb_validate_nvm_checksum_with_offset(struct e1000_hw *hw,
+ u16 offset);
+static s32 igb_validate_nvm_checksum_i350(struct e1000_hw *hw);
+static s32 igb_update_nvm_checksum_i350(struct e1000_hw *hw);
static const u16 e1000_82580_rxpbs_table[] =
{ 36, 72, 144, 1, 2, 4, 8, 16,
35, 70, 140 };
@@ -195,7 +202,11 @@
mac->arc_subsystem_valid =
(rd32(E1000_FWSM) & E1000_FWSM_MODE_MASK)
? true : false;
-
+ /* enable EEE on i350 parts */
+ if (mac->type == e1000_i350)
+ dev_spec->eee_disable = false;
+ else
+ dev_spec->eee_disable = true;
/* physical interface link setup */
mac->ops.setup_physical_interface =
(hw->phy.media_type == e1000_media_type_copper)
@@ -233,10 +244,32 @@
*/
size += NVM_WORD_SIZE_BASE_SHIFT;
- /* EEPROM access above 16k is unsupported */
- if (size > 14)
- size = 14;
nvm->word_size = 1 << size;
+ if (nvm->word_size == (1 << 15))
+ nvm->page_size = 128;
+
+ /* NVM Function Pointers */
+ nvm->ops.acquire = igb_acquire_nvm_82575;
+ if (nvm->word_size < (1 << 15))
+ nvm->ops.read = igb_read_nvm_eerd;
+ else
+ nvm->ops.read = igb_read_nvm_spi;
+
+ nvm->ops.release = igb_release_nvm_82575;
+ switch (hw->mac.type) {
+ case e1000_82580:
+ nvm->ops.validate = igb_validate_nvm_checksum_82580;
+ nvm->ops.update = igb_update_nvm_checksum_82580;
+ break;
+ case e1000_i350:
+ nvm->ops.validate = igb_validate_nvm_checksum_i350;
+ nvm->ops.update = igb_update_nvm_checksum_i350;
+ break;
+ default:
+ nvm->ops.validate = igb_validate_nvm_checksum;
+ nvm->ops.update = igb_update_nvm_checksum;
+ }
+ nvm->ops.write = igb_write_nvm_spi;
/* if part supports SR-IOV then initialize mailbox parameters */
switch (mac->type) {
@@ -1754,6 +1787,248 @@
return ret_val;
}
+/**
+ * igb_validate_nvm_checksum_with_offset - Validate EEPROM
+ * checksum
+ * @hw: pointer to the HW structure
+ * @offset: offset in words of the checksum protected region
+ *
+ * Calculates the EEPROM checksum by reading/adding each word of the EEPROM
+ * and then verifies that the sum of the EEPROM is equal to 0xBABA.
+ **/
+s32 igb_validate_nvm_checksum_with_offset(struct e1000_hw *hw, u16 offset)
+{
+ s32 ret_val = 0;
+ u16 checksum = 0;
+ u16 i, nvm_data;
+
+ for (i = offset; i < ((NVM_CHECKSUM_REG + offset) + 1); i++) {
+ ret_val = hw->nvm.ops.read(hw, i, 1, &nvm_data);
+ if (ret_val) {
+ hw_dbg("NVM Read Error\n");
+ goto out;
+ }
+ checksum += nvm_data;
+ }
+
+ if (checksum != (u16) NVM_SUM) {
+ hw_dbg("NVM Checksum Invalid\n");
+ ret_val = -E1000_ERR_NVM;
+ goto out;
+ }
+
+out:
+ return ret_val;
+}
+
+/**
+ * igb_update_nvm_checksum_with_offset - Update EEPROM
+ * checksum
+ * @hw: pointer to the HW structure
+ * @offset: offset in words of the checksum protected region
+ *
+ * Updates the EEPROM checksum by reading/adding each word of the EEPROM
+ * up to the checksum. Then calculates the EEPROM checksum and writes the
+ * value to the EEPROM.
+ **/
+s32 igb_update_nvm_checksum_with_offset(struct e1000_hw *hw, u16 offset)
+{
+ s32 ret_val;
+ u16 checksum = 0;
+ u16 i, nvm_data;
+
+ for (i = offset; i < (NVM_CHECKSUM_REG + offset); i++) {
+ ret_val = hw->nvm.ops.read(hw, i, 1, &nvm_data);
+ if (ret_val) {
+ hw_dbg("NVM Read Error while updating checksum.\n");
+ goto out;
+ }
+ checksum += nvm_data;
+ }
+ checksum = (u16) NVM_SUM - checksum;
+ ret_val = hw->nvm.ops.write(hw, (NVM_CHECKSUM_REG + offset), 1,
+ &checksum);
+ if (ret_val)
+ hw_dbg("NVM Write Error while updating checksum.\n");
+
+out:
+ return ret_val;
+}
+
+/**
+ * igb_validate_nvm_checksum_82580 - Validate EEPROM checksum
+ * @hw: pointer to the HW structure
+ *
+ * Calculates the EEPROM section checksum by reading/adding each word of
+ * the EEPROM and then verifies that the sum of the EEPROM is
+ * equal to 0xBABA.
+ **/
+static s32 igb_validate_nvm_checksum_82580(struct e1000_hw *hw)
+{
+ s32 ret_val = 0;
+ u16 eeprom_regions_count = 1;
+ u16 j, nvm_data;
+ u16 nvm_offset;
+
+ ret_val = hw->nvm.ops.read(hw, NVM_COMPATIBILITY_REG_3, 1, &nvm_data);
+ if (ret_val) {
+ hw_dbg("NVM Read Error\n");
+ goto out;
+ }
+
+ if (nvm_data & NVM_COMPATIBILITY_BIT_MASK) {
+ /* if chekcsums compatibility bit is set validate checksums
+ * for all 4 ports. */
+ eeprom_regions_count = 4;
+ }
+
+ for (j = 0; j < eeprom_regions_count; j++) {
+ nvm_offset = NVM_82580_LAN_FUNC_OFFSET(j);
+ ret_val = igb_validate_nvm_checksum_with_offset(hw,
+ nvm_offset);
+ if (ret_val != 0)
+ goto out;
+ }
+
+out:
+ return ret_val;
+}
+
+/**
+ * igb_update_nvm_checksum_82580 - Update EEPROM checksum
+ * @hw: pointer to the HW structure
+ *
+ * Updates the EEPROM section checksums for all 4 ports by reading/adding
+ * each word of the EEPROM up to the checksum. Then calculates the EEPROM
+ * checksum and writes the value to the EEPROM.
+ **/
+static s32 igb_update_nvm_checksum_82580(struct e1000_hw *hw)
+{
+ s32 ret_val;
+ u16 j, nvm_data;
+ u16 nvm_offset;
+
+ ret_val = hw->nvm.ops.read(hw, NVM_COMPATIBILITY_REG_3, 1, &nvm_data);
+ if (ret_val) {
+ hw_dbg("NVM Read Error while updating checksum"
+ " compatibility bit.\n");
+ goto out;
+ }
+
+ if ((nvm_data & NVM_COMPATIBILITY_BIT_MASK) == 0) {
+ /* set compatibility bit to validate checksums appropriately */
+ nvm_data = nvm_data | NVM_COMPATIBILITY_BIT_MASK;
+ ret_val = hw->nvm.ops.write(hw, NVM_COMPATIBILITY_REG_3, 1,
+ &nvm_data);
+ if (ret_val) {
+ hw_dbg("NVM Write Error while updating checksum"
+ " compatibility bit.\n");
+ goto out;
+ }
+ }
+
+ for (j = 0; j < 4; j++) {
+ nvm_offset = NVM_82580_LAN_FUNC_OFFSET(j);
+ ret_val = igb_update_nvm_checksum_with_offset(hw, nvm_offset);
+ if (ret_val)
+ goto out;
+ }
+
+out:
+ return ret_val;
+}
+
+/**
+ * igb_validate_nvm_checksum_i350 - Validate EEPROM checksum
+ * @hw: pointer to the HW structure
+ *
+ * Calculates the EEPROM section checksum by reading/adding each word of
+ * the EEPROM and then verifies that the sum of the EEPROM is
+ * equal to 0xBABA.
+ **/
+static s32 igb_validate_nvm_checksum_i350(struct e1000_hw *hw)
+{
+ s32 ret_val = 0;
+ u16 j;
+ u16 nvm_offset;
+
+ for (j = 0; j < 4; j++) {
+ nvm_offset = NVM_82580_LAN_FUNC_OFFSET(j);
+ ret_val = igb_validate_nvm_checksum_with_offset(hw,
+ nvm_offset);
+ if (ret_val != 0)
+ goto out;
+ }
+
+out:
+ return ret_val;
+}
+
+/**
+ * igb_update_nvm_checksum_i350 - Update EEPROM checksum
+ * @hw: pointer to the HW structure
+ *
+ * Updates the EEPROM section checksums for all 4 ports by reading/adding
+ * each word of the EEPROM up to the checksum. Then calculates the EEPROM
+ * checksum and writes the value to the EEPROM.
+ **/
+static s32 igb_update_nvm_checksum_i350(struct e1000_hw *hw)
+{
+ s32 ret_val = 0;
+ u16 j;
+ u16 nvm_offset;
+
+ for (j = 0; j < 4; j++) {
+ nvm_offset = NVM_82580_LAN_FUNC_OFFSET(j);
+ ret_val = igb_update_nvm_checksum_with_offset(hw, nvm_offset);
+ if (ret_val != 0)
+ goto out;
+ }
+
+out:
+ return ret_val;
+}
+/**
+ * igb_set_eee_i350 - Enable/disable EEE support
+ * @hw: pointer to the HW structure
+ *
+ * Enable/disable EEE based on setting in dev_spec structure.
+ *
+ **/
+s32 igb_set_eee_i350(struct e1000_hw *hw)
+{
+ s32 ret_val = 0;
+ u32 ipcnfg, eeer, ctrl_ext;
+
+ ctrl_ext = rd32(E1000_CTRL_EXT);
+ if ((hw->mac.type != e1000_i350) ||
+ (ctrl_ext & E1000_CTRL_EXT_LINK_MODE_MASK))
+ goto out;
+ ipcnfg = rd32(E1000_IPCNFG);
+ eeer = rd32(E1000_EEER);
+
+ /* enable or disable per user setting */
+ if (!(hw->dev_spec._82575.eee_disable)) {
+ ipcnfg |= (E1000_IPCNFG_EEE_1G_AN |
+ E1000_IPCNFG_EEE_100M_AN);
+ eeer |= (E1000_EEER_TX_LPI_EN |
+ E1000_EEER_RX_LPI_EN |
+ E1000_EEER_LPI_FC);
+
+ } else {
+ ipcnfg &= ~(E1000_IPCNFG_EEE_1G_AN |
+ E1000_IPCNFG_EEE_100M_AN);
+ eeer &= ~(E1000_EEER_TX_LPI_EN |
+ E1000_EEER_RX_LPI_EN |
+ E1000_EEER_LPI_FC);
+ }
+ wr32(E1000_IPCNFG, ipcnfg);
+ wr32(E1000_EEER, eeer);
+out:
+
+ return ret_val;
+}
+
static struct e1000_mac_operations e1000_mac_ops_82575 = {
.init_hw = igb_init_hw_82575,
.check_for_link = igb_check_for_link_82575,
diff --git a/drivers/net/igb/e1000_82575.h b/drivers/net/igb/e1000_82575.h
index 1d01af2..dd6df34 100644
--- a/drivers/net/igb/e1000_82575.h
+++ b/drivers/net/igb/e1000_82575.h
@@ -251,5 +251,6 @@
void igb_vmdq_set_loopback_pf(struct e1000_hw *, bool);
void igb_vmdq_set_replication_pf(struct e1000_hw *, bool);
u16 igb_rxpbs_adjust_82580(u32 data);
+s32 igb_set_eee_i350(struct e1000_hw *);
#endif
diff --git a/drivers/net/igb/e1000_defines.h b/drivers/net/igb/e1000_defines.h
index 92e11da..9bb1928 100644
--- a/drivers/net/igb/e1000_defines.h
+++ b/drivers/net/igb/e1000_defines.h
@@ -287,7 +287,34 @@
#define E1000_TCTL_COLD 0x003ff000 /* collision distance */
#define E1000_TCTL_RTLC 0x01000000 /* Re-transmit on late collision */
-/* Transmit Arbitration Count */
+/* DMA Coalescing register fields */
+#define E1000_DMACR_DMACWT_MASK 0x00003FFF /* DMA Coalescing
+ * Watchdog Timer */
+#define E1000_DMACR_DMACTHR_MASK 0x00FF0000 /* DMA Coalescing Receive
+ * Threshold */
+#define E1000_DMACR_DMACTHR_SHIFT 16
+#define E1000_DMACR_DMAC_LX_MASK 0x30000000 /* Lx when no PCIe
+ * transactions */
+#define E1000_DMACR_DMAC_LX_SHIFT 28
+#define E1000_DMACR_DMAC_EN 0x80000000 /* Enable DMA Coalescing */
+
+#define E1000_DMCTXTH_DMCTTHR_MASK 0x00000FFF /* DMA Coalescing Transmit
+ * Threshold */
+
+#define E1000_DMCTLX_TTLX_MASK 0x00000FFF /* Time to LX request */
+
+#define E1000_DMCRTRH_UTRESH_MASK 0x0007FFFF /* Receive Traffic Rate
+ * Threshold */
+#define E1000_DMCRTRH_LRPRCW 0x80000000 /* Rcv packet rate in
+ * current window */
+
+#define E1000_DMCCNT_CCOUNT_MASK 0x01FFFFFF /* DMA Coal Rcv Traffic
+ * Current Cnt */
+
+#define E1000_FCRTC_RTH_COAL_MASK 0x0003FFF0 /* Flow ctrl Rcv Threshold
+ * High val */
+#define E1000_FCRTC_RTH_COAL_SHIFT 4
+#define E1000_PCIEMISC_LX_DECISION 0x00000080 /* Lx power decision */
/* SerDes Control */
#define E1000_SCTL_DISABLE_SERDES_LOOPBACK 0x0400
@@ -566,6 +593,8 @@
#define NVM_INIT_CONTROL3_PORT_A 0x0024
#define NVM_ALT_MAC_ADDR_PTR 0x0037
#define NVM_CHECKSUM_REG 0x003F
+#define NVM_COMPATIBILITY_REG_3 0x0003
+#define NVM_COMPATIBILITY_BIT_MASK 0x8000
#define E1000_NVM_CFG_DONE_PORT_0 0x040000 /* MNG config cycle done */
#define E1000_NVM_CFG_DONE_PORT_1 0x080000 /* ...for second port */
@@ -600,6 +629,7 @@
/* NVM Commands - SPI */
#define NVM_MAX_RETRY_SPI 5000 /* Max wait of 5ms, for RDY signal */
#define NVM_WRITE_OPCODE_SPI 0x02 /* NVM write opcode */
+#define NVM_READ_OPCODE_SPI 0x03 /* NVM read opcode */
#define NVM_A8_OPCODE_SPI 0x08 /* opcode bit-3 = address bit-8 */
#define NVM_WREN_OPCODE_SPI 0x06 /* NVM set Write Enable latch */
#define NVM_RDSR_OPCODE_SPI 0x05 /* NVM read Status register */
@@ -758,6 +788,13 @@
#define E1000_MDIC_ERROR 0x40000000
#define E1000_MDIC_DEST 0x80000000
+/* Energy Efficient Ethernet */
+#define E1000_IPCNFG_EEE_1G_AN 0x00000008 /* EEE Enable 1G AN */
+#define E1000_IPCNFG_EEE_100M_AN 0x00000004 /* EEE Enable 100M AN */
+#define E1000_EEER_TX_LPI_EN 0x00010000 /* EEE Tx LPI Enable */
+#define E1000_EEER_RX_LPI_EN 0x00020000 /* EEE Rx LPI Enable */
+#define E1000_EEER_LPI_FC 0x00040000 /* EEE Enable on FC */
+
/* SerDes Control */
#define E1000_GEN_CTL_READY 0x80000000
#define E1000_GEN_CTL_ADDRESS_SHIFT 8
diff --git a/drivers/net/igb/e1000_hw.h b/drivers/net/igb/e1000_hw.h
index eec9ed7..27153e8 100644
--- a/drivers/net/igb/e1000_hw.h
+++ b/drivers/net/igb/e1000_hw.h
@@ -336,6 +336,8 @@
s32 (*read)(struct e1000_hw *, u16, u16, u16 *);
void (*release)(struct e1000_hw *);
s32 (*write)(struct e1000_hw *, u16, u16, u16 *);
+ s32 (*update)(struct e1000_hw *);
+ s32 (*validate)(struct e1000_hw *);
};
struct e1000_info {
@@ -422,7 +424,6 @@
struct e1000_nvm_info {
struct e1000_nvm_operations ops;
-
enum e1000_nvm_type type;
enum e1000_nvm_override override;
@@ -488,6 +489,7 @@
struct e1000_dev_spec_82575 {
bool sgmii_active;
bool global_device_reset;
+ bool eee_disable;
};
struct e1000_hw {
diff --git a/drivers/net/igb/e1000_nvm.c b/drivers/net/igb/e1000_nvm.c
index 6b5cc2c..75bf36a 100644
--- a/drivers/net/igb/e1000_nvm.c
+++ b/drivers/net/igb/e1000_nvm.c
@@ -318,6 +318,68 @@
}
/**
+ * igb_read_nvm_spi - Read EEPROM's using SPI
+ * @hw: pointer to the HW structure
+ * @offset: offset of word in the EEPROM to read
+ * @words: number of words to read
+ * @data: word read from the EEPROM
+ *
+ * Reads a 16 bit word from the EEPROM.
+ **/
+s32 igb_read_nvm_spi(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
+{
+ struct e1000_nvm_info *nvm = &hw->nvm;
+ u32 i = 0;
+ s32 ret_val;
+ u16 word_in;
+ u8 read_opcode = NVM_READ_OPCODE_SPI;
+
+ /*
+ * A check for invalid values: offset too large, too many words,
+ * and not enough words.
+ */
+ if ((offset >= nvm->word_size) || (words > (nvm->word_size - offset)) ||
+ (words == 0)) {
+ hw_dbg("nvm parameter(s) out of bounds\n");
+ ret_val = -E1000_ERR_NVM;
+ goto out;
+ }
+
+ ret_val = nvm->ops.acquire(hw);
+ if (ret_val)
+ goto out;
+
+ ret_val = igb_ready_nvm_eeprom(hw);
+ if (ret_val)
+ goto release;
+
+ igb_standby_nvm(hw);
+
+ if ((nvm->address_bits == 8) && (offset >= 128))
+ read_opcode |= NVM_A8_OPCODE_SPI;
+
+ /* Send the READ command (opcode + addr) */
+ igb_shift_out_eec_bits(hw, read_opcode, nvm->opcode_bits);
+ igb_shift_out_eec_bits(hw, (u16)(offset*2), nvm->address_bits);
+
+ /*
+ * Read the data. SPI NVMs increment the address with each byte
+ * read and will roll over if reading beyond the end. This allows
+ * us to read the whole NVM from any offset
+ */
+ for (i = 0; i < words; i++) {
+ word_in = igb_shift_in_eec_bits(hw, 16);
+ data[i] = (word_in >> 8) | (word_in << 8);
+ }
+
+release:
+ nvm->ops.release(hw);
+
+out:
+ return ret_val;
+}
+
+/**
* igb_read_nvm_eerd - Reads EEPROM using EERD register
* @hw: pointer to the HW structure
* @offset: offset of word in the EEPROM to read
@@ -353,7 +415,7 @@
break;
data[i] = (rd32(E1000_EERD) >>
- E1000_NVM_RW_REG_DATA);
+ E1000_NVM_RW_REG_DATA);
}
out:
diff --git a/drivers/net/igb/e1000_nvm.h b/drivers/net/igb/e1000_nvm.h
index 29c956a..7f43564 100644
--- a/drivers/net/igb/e1000_nvm.h
+++ b/drivers/net/igb/e1000_nvm.h
@@ -35,6 +35,7 @@
s32 igb_read_part_string(struct e1000_hw *hw, u8 *part_num,
u32 part_num_size);
s32 igb_read_nvm_eerd(struct e1000_hw *hw, u16 offset, u16 words, u16 *data);
+s32 igb_read_nvm_spi(struct e1000_hw *hw, u16 offset, u16 words, u16 *data);
s32 igb_write_nvm_spi(struct e1000_hw *hw, u16 offset, u16 words, u16 *data);
s32 igb_validate_nvm_checksum(struct e1000_hw *hw);
s32 igb_update_nvm_checksum(struct e1000_hw *hw);
diff --git a/drivers/net/igb/e1000_regs.h b/drivers/net/igb/e1000_regs.h
index 6171354..ad77ed5 100644
--- a/drivers/net/igb/e1000_regs.h
+++ b/drivers/net/igb/e1000_regs.h
@@ -106,6 +106,15 @@
#define E1000_RQDPC(_n) (0x0C030 + ((_n) * 0x40))
+/* DMA Coalescing registers */
+#define E1000_DMACR 0x02508 /* Control Register */
+#define E1000_DMCTXTH 0x03550 /* Transmit Threshold */
+#define E1000_DMCTLX 0x02514 /* Time to Lx Request */
+#define E1000_DMCRTRH 0x05DD0 /* Receive Packet Rate Threshold */
+#define E1000_DMCCNT 0x05DD4 /* Current Rx Count */
+#define E1000_FCRTC 0x02170 /* Flow Control Rx high watermark */
+#define E1000_PCIEMISC 0x05BB8 /* PCIE misc config register */
+
/* TX Rate Limit Registers */
#define E1000_RTTDQSEL 0x3604 /* Tx Desc Plane Queue Select - WO */
#define E1000_RTTBCNRC 0x36B0 /* Tx BCN Rate-Scheduler Config - WO */
@@ -329,6 +338,10 @@
/* DMA Coalescing registers */
#define E1000_PCIEMISC 0x05BB8 /* PCIE misc config register */
+/* Energy Efficient Ethernet "EEE" register */
+#define E1000_IPCNFG 0x0E38 /* Internal PHY Configuration */
+#define E1000_EEER 0x0E30 /* Energy Efficient Ethernet */
+
/* OS2BMC Registers */
#define E1000_B2OSPC 0x08FE0 /* BMC2OS packets sent by BMC */
#define E1000_B2OGPRC 0x04158 /* BMC2OS packets received by host */
diff --git a/drivers/net/igb/igb.h b/drivers/net/igb/igb.h
index bbc5ebf..1c687e2 100644
--- a/drivers/net/igb/igb.h
+++ b/drivers/net/igb/igb.h
@@ -333,6 +333,12 @@
#define IGB_FLAG_DCA_ENABLED (1 << 1)
#define IGB_FLAG_QUAD_PORT_A (1 << 2)
#define IGB_FLAG_QUEUE_PAIRS (1 << 3)
+#define IGB_FLAG_DMAC (1 << 4)
+
+/* DMA Coalescing defines */
+#define IGB_MIN_TXPBSIZE 20408
+#define IGB_TX_BUF_4096 4096
+#define IGB_DMCTLX_DCFLUSH_DIS 0x80000000 /* Disable DMA Coal Flush */
#define IGB_82576_TSYNC_SHIFT 19
#define IGB_82580_TSYNC_SHIFT 24
diff --git a/drivers/net/igb/igb_ethtool.c b/drivers/net/igb/igb_ethtool.c
index 78d420b..d976733 100644
--- a/drivers/net/igb/igb_ethtool.c
+++ b/drivers/net/igb/igb_ethtool.c
@@ -721,7 +721,7 @@
/* Update the checksum over the first part of the EEPROM if needed
* and flush shadow RAM for 82573 controllers */
if ((ret_val == 0) && ((first_word <= NVM_CHECKSUM_REG)))
- igb_update_nvm_checksum(hw);
+ hw->nvm.ops.update(hw);
kfree(eeprom_buff);
return ret_val;
@@ -2009,6 +2009,12 @@
if ((adapter->flags & IGB_FLAG_QUEUE_PAIRS) && ec->tx_coalesce_usecs)
return -EINVAL;
+ /* If ITR is disabled, disable DMAC */
+ if (ec->rx_coalesce_usecs == 0) {
+ if (adapter->flags & IGB_FLAG_DMAC)
+ adapter->flags &= ~IGB_FLAG_DMAC;
+ }
+
/* convert to rate of irq's per second */
if (ec->rx_coalesce_usecs && ec->rx_coalesce_usecs <= 3)
adapter->rx_itr_setting = ec->rx_coalesce_usecs;
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index 3666b96..b4f92b0 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -50,7 +50,12 @@
#endif
#include "igb.h"
-#define DRV_VERSION "2.4.13-k2"
+#define MAJ 3
+#define MIN 0
+#define BUILD 6
+#define KFIX 2
+#define DRV_VERSION __stringify(MAJ) "." __stringify(MIN) "." \
+__stringify(BUILD) "-k" __stringify(KFIX)
char igb_driver_name[] = "igb";
char igb_driver_version[] = DRV_VERSION;
static const char igb_driver_string[] =
@@ -1674,7 +1679,58 @@
if (hw->mac.ops.init_hw(hw))
dev_err(&pdev->dev, "Hardware Error\n");
+ if (hw->mac.type > e1000_82580) {
+ if (adapter->flags & IGB_FLAG_DMAC) {
+ u32 reg;
+ /*
+ * DMA Coalescing high water mark needs to be higher
+ * than * the * Rx threshold. The Rx threshold is
+ * currently * pba - 6, so we * should use a high water
+ * mark of pba * - 4. */
+ hwm = (pba - 4) << 10;
+
+ reg = (((pba-6) << E1000_DMACR_DMACTHR_SHIFT)
+ & E1000_DMACR_DMACTHR_MASK);
+
+ /* transition to L0x or L1 if available..*/
+ reg |= (E1000_DMACR_DMAC_EN | E1000_DMACR_DMAC_LX_MASK);
+
+ /* watchdog timer= +-1000 usec in 32usec intervals */
+ reg |= (1000 >> 5);
+ wr32(E1000_DMACR, reg);
+
+ /* no lower threshold to disable coalescing(smart fifb)
+ * -UTRESH=0*/
+ wr32(E1000_DMCRTRH, 0);
+
+ /* set hwm to PBA - 2 * max frame size */
+ wr32(E1000_FCRTC, hwm);
+
+ /*
+ * This sets the time to wait before requesting tran-
+ * sition to * low power state to number of usecs needed
+ * to receive 1 512 * byte frame at gigabit line rate
+ */
+ reg = rd32(E1000_DMCTLX);
+ reg |= IGB_DMCTLX_DCFLUSH_DIS;
+
+ /* Delay 255 usec before entering Lx state. */
+ reg |= 0xFF;
+ wr32(E1000_DMCTLX, reg);
+
+ /* free space in Tx packet buffer to wake from DMAC */
+ wr32(E1000_DMCTXTH,
+ (IGB_MIN_TXPBSIZE -
+ (IGB_TX_BUF_4096 + adapter->max_frame_size))
+ >> 6);
+
+ /* make low power state decision controlled by DMAC */
+ reg = rd32(E1000_PCIEMISC);
+ reg |= E1000_PCIEMISC_LX_DECISION;
+ wr32(E1000_PCIEMISC, reg);
+ } /* end if IGB_FLAG_DMAC set */
+ }
if (hw->mac.type == e1000_82580) {
u32 reg = rd32(E1000_PCIEMISC);
wr32(E1000_PCIEMISC,
@@ -1884,7 +1940,7 @@
hw->mac.ops.reset_hw(hw);
/* make sure the NVM is good */
- if (igb_validate_nvm_checksum(hw) < 0) {
+ if (hw->nvm.ops.validate(hw) < 0) {
dev_err(&pdev->dev, "The NVM Checksum Is Not Valid\n");
err = -EIO;
goto err_eeprom;
@@ -2014,7 +2070,13 @@
adapter->msix_entries ? "MSI-X" :
(adapter->flags & IGB_FLAG_HAS_MSI) ? "MSI" : "legacy",
adapter->num_rx_queues, adapter->num_tx_queues);
-
+ switch (hw->mac.type) {
+ case e1000_i350:
+ igb_set_eee_i350(hw);
+ break;
+ default:
+ break;
+ }
return 0;
err_register:
@@ -2151,6 +2213,9 @@
random_ether_addr(mac_addr);
igb_set_vf_mac(adapter, i, mac_addr);
}
+ /* DMA Coalescing is not supported in IOV mode. */
+ if (adapter->flags & IGB_FLAG_DMAC)
+ adapter->flags &= ~IGB_FLAG_DMAC;
}
#endif /* CONFIG_PCI_IOV */
}
@@ -2325,6 +2390,9 @@
/* Explicitly disable IRQ since the NIC can be in any state. */
igb_irq_disable(adapter);
+ if (hw->mac.type == e1000_i350)
+ adapter->flags &= ~IGB_FLAG_DMAC;
+
set_bit(__IGB_DOWN, &adapter->state);
return 0;
}
diff --git a/drivers/net/ixgbe/ixgbe.h b/drivers/net/ixgbe/ixgbe.h
index 1e546fc..8d46802 100644
--- a/drivers/net/ixgbe/ixgbe.h
+++ b/drivers/net/ixgbe/ixgbe.h
@@ -118,6 +118,7 @@
bool pf_set_mac;
u16 pf_vlan; /* When set, guest VLAN config not allowed. */
u16 pf_qos;
+ u16 tx_rate;
};
/* wrapper around a pointer to a socket buffer,
@@ -209,6 +210,7 @@
* associated with this ring, which is
* different for DCB and RSS modes
*/
+ u8 dcb_tc;
u16 work_limit; /* max work per interrupt */
@@ -243,7 +245,7 @@
RING_F_ARRAY_SIZE /* must be last in enum set */
};
-#define IXGBE_MAX_DCB_INDICES 8
+#define IXGBE_MAX_DCB_INDICES 64
#define IXGBE_MAX_RSS_INDICES 16
#define IXGBE_MAX_VMDQ_INDICES 64
#define IXGBE_MAX_FDIR_INDICES 64
@@ -341,6 +343,7 @@
struct ixgbe_dcb_config dcb_cfg;
struct ixgbe_dcb_config temp_dcb_cfg;
u8 dcb_set_bitmap;
+ u8 dcbx_cap;
enum ixgbe_fc_mode last_lfc_mode;
/* Interrupt Throttle Rate */
@@ -466,6 +469,7 @@
DECLARE_BITMAP(active_vfs, IXGBE_MAX_VF_FUNCTIONS);
unsigned int num_vfs;
struct vf_data_storage *vfinfo;
+ int vf_rate_link_speed;
};
enum ixbge_state_t {
@@ -541,6 +545,7 @@
extern void ixgbe_clear_rscctl(struct ixgbe_adapter *adapter,
struct ixgbe_ring *ring);
extern void ixgbe_set_rx_mode(struct net_device *netdev);
+extern int ixgbe_setup_tc(struct net_device *dev, u8 tc);
#ifdef IXGBE_FCOE
extern void ixgbe_configure_fcoe(struct ixgbe_adapter *adapter);
extern int ixgbe_fso(struct ixgbe_adapter *adapter,
diff --git a/drivers/net/ixgbe/ixgbe_82598.c b/drivers/net/ixgbe/ixgbe_82598.c
index ff23907..845c679 100644
--- a/drivers/net/ixgbe/ixgbe_82598.c
+++ b/drivers/net/ixgbe/ixgbe_82598.c
@@ -158,6 +158,7 @@
switch (hw->phy.type) {
case ixgbe_phy_tn:
+ phy->ops.setup_link = &ixgbe_setup_phy_link_tnx;
phy->ops.check_link = &ixgbe_check_phy_link_tnx;
phy->ops.get_firmware_version =
&ixgbe_get_phy_firmware_version_tnx;
diff --git a/drivers/net/ixgbe/ixgbe_dcb.c b/drivers/net/ixgbe/ixgbe_dcb.c
index c2ee6fc..41c529f 100644
--- a/drivers/net/ixgbe/ixgbe_dcb.c
+++ b/drivers/net/ixgbe/ixgbe_dcb.c
@@ -64,7 +64,7 @@
val = min_credit;
refill[i] = val;
- max[i] = (bw[i] * MAX_CREDIT)/100;
+ max[i] = bw[i] ? (bw[i] * MAX_CREDIT)/100 : min_credit;
}
return 0;
}
@@ -246,6 +246,8 @@
u8 bwgid[MAX_TRAFFIC_CLASS];
u16 refill[MAX_TRAFFIC_CLASS];
u16 max[MAX_TRAFFIC_CLASS];
+ /* CEE does not define a priority to tc mapping so map 1:1 */
+ u8 prio_tc[MAX_TRAFFIC_CLASS] = {0, 1, 2, 3, 4, 5, 6, 7};
/* Unpack CEE standard containers */
ixgbe_dcb_unpack_pfc(dcb_config, &pfc_en);
@@ -264,7 +266,7 @@
case ixgbe_mac_X540:
ret = ixgbe_dcb_hw_config_82599(hw, dcb_config->rx_pba_cfg,
pfc_en, refill, max, bwgid,
- ptype);
+ ptype, prio_tc);
break;
default:
break;
@@ -292,30 +294,9 @@
}
s32 ixgbe_dcb_hw_ets_config(struct ixgbe_hw *hw,
- u16 *refill, u16 *max, u8 *bwg_id, u8 *tsa)
+ u16 *refill, u16 *max, u8 *bwg_id,
+ u8 *prio_type, u8 *prio_tc)
{
- int i;
- u8 prio_type[IEEE_8021QAZ_MAX_TCS];
-
- /* Map TSA onto CEE prio type */
- for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) {
- switch (tsa[i]) {
- case IEEE_8021QAZ_TSA_STRICT:
- prio_type[i] = 2;
- break;
- case IEEE_8021QAZ_TSA_ETS:
- prio_type[i] = 0;
- break;
- default:
- /* Hardware only supports priority strict or
- * ETS transmission selection algorithms if
- * we receive some other value from dcbnl
- * throw an error
- */
- return -EINVAL;
- }
- }
-
switch (hw->mac.type) {
case ixgbe_mac_82598EB:
ixgbe_dcb_config_rx_arbiter_82598(hw, refill, max,
@@ -328,11 +309,11 @@
case ixgbe_mac_82599EB:
case ixgbe_mac_X540:
ixgbe_dcb_config_rx_arbiter_82599(hw, refill, max,
- bwg_id, prio_type);
+ bwg_id, prio_type, prio_tc);
ixgbe_dcb_config_tx_desc_arbiter_82599(hw, refill, max,
bwg_id, prio_type);
- ixgbe_dcb_config_tx_data_arbiter_82599(hw, refill, max,
- bwg_id, prio_type);
+ ixgbe_dcb_config_tx_data_arbiter_82599(hw, refill, max, bwg_id,
+ prio_type, prio_tc);
break;
default:
break;
diff --git a/drivers/net/ixgbe/ixgbe_dcb.h b/drivers/net/ixgbe/ixgbe_dcb.h
index 515bc27..944838f 100644
--- a/drivers/net/ixgbe/ixgbe_dcb.h
+++ b/drivers/net/ixgbe/ixgbe_dcb.h
@@ -159,8 +159,8 @@
struct ixgbe_dcb_config *, int, u8);
/* DCB hw initialization */
-s32 ixgbe_dcb_hw_ets_config(struct ixgbe_hw *hw,
- u16 *refill, u16 *max, u8 *bwg_id, u8 *prio_type);
+s32 ixgbe_dcb_hw_ets_config(struct ixgbe_hw *hw, u16 *refill, u16 *max,
+ u8 *bwg_id, u8 *prio_type, u8 *tc_prio);
s32 ixgbe_dcb_hw_pfc_config(struct ixgbe_hw *hw, u8 pfc_en);
s32 ixgbe_dcb_hw_config(struct ixgbe_hw *, struct ixgbe_dcb_config *);
diff --git a/drivers/net/ixgbe/ixgbe_dcb_82598.c b/drivers/net/ixgbe/ixgbe_dcb_82598.c
index c97cf91..1bc57e5 100644
--- a/drivers/net/ixgbe/ixgbe_dcb_82598.c
+++ b/drivers/net/ixgbe/ixgbe_dcb_82598.c
@@ -233,21 +233,27 @@
u32 reg, rx_pba_size;
u8 i;
- if (!pfc_en)
- goto out;
+ if (pfc_en) {
+ /* Enable Transmit Priority Flow Control */
+ reg = IXGBE_READ_REG(hw, IXGBE_RMCS);
+ reg &= ~IXGBE_RMCS_TFCE_802_3X;
+ /* correct the reporting of our flow control status */
+ reg |= IXGBE_RMCS_TFCE_PRIORITY;
+ IXGBE_WRITE_REG(hw, IXGBE_RMCS, reg);
- /* Enable Transmit Priority Flow Control */
- reg = IXGBE_READ_REG(hw, IXGBE_RMCS);
- reg &= ~IXGBE_RMCS_TFCE_802_3X;
- /* correct the reporting of our flow control status */
- reg |= IXGBE_RMCS_TFCE_PRIORITY;
- IXGBE_WRITE_REG(hw, IXGBE_RMCS, reg);
+ /* Enable Receive Priority Flow Control */
+ reg = IXGBE_READ_REG(hw, IXGBE_FCTRL);
+ reg &= ~IXGBE_FCTRL_RFCE;
+ reg |= IXGBE_FCTRL_RPFCE;
+ IXGBE_WRITE_REG(hw, IXGBE_FCTRL, reg);
- /* Enable Receive Priority Flow Control */
- reg = IXGBE_READ_REG(hw, IXGBE_FCTRL);
- reg &= ~IXGBE_FCTRL_RFCE;
- reg |= IXGBE_FCTRL_RPFCE;
- IXGBE_WRITE_REG(hw, IXGBE_FCTRL, reg);
+ /* Configure pause time */
+ for (i = 0; i < (MAX_TRAFFIC_CLASS >> 1); i++)
+ IXGBE_WRITE_REG(hw, IXGBE_FCTTV(i), 0x68006800);
+
+ /* Configure flow control refresh threshold value */
+ IXGBE_WRITE_REG(hw, IXGBE_FCRTV, 0x3400);
+ }
/*
* Configure flow control thresholds and enable priority flow control
@@ -273,14 +279,6 @@
IXGBE_WRITE_REG(hw, IXGBE_FCRTH(i), reg);
}
- /* Configure pause time */
- for (i = 0; i < (MAX_TRAFFIC_CLASS >> 1); i++)
- IXGBE_WRITE_REG(hw, IXGBE_FCTTV(i), 0x68006800);
-
- /* Configure flow control refresh threshold value */
- IXGBE_WRITE_REG(hw, IXGBE_FCRTV, 0x3400);
-
-out:
return 0;
}
diff --git a/drivers/net/ixgbe/ixgbe_dcb_82599.c b/drivers/net/ixgbe/ixgbe_dcb_82599.c
index beaa1c1..025af8c 100644
--- a/drivers/net/ixgbe/ixgbe_dcb_82599.c
+++ b/drivers/net/ixgbe/ixgbe_dcb_82599.c
@@ -85,7 +85,8 @@
u16 *refill,
u16 *max,
u8 *bwg_id,
- u8 *prio_type)
+ u8 *prio_type,
+ u8 *prio_tc)
{
u32 reg = 0;
u32 credit_refill = 0;
@@ -102,7 +103,7 @@
/* Map all traffic classes to their UP, 1 to 1 */
reg = 0;
for (i = 0; i < MAX_TRAFFIC_CLASS; i++)
- reg |= (i << (i * IXGBE_RTRUP2TC_UP_SHIFT));
+ reg |= (prio_tc[i] << (i * IXGBE_RTRUP2TC_UP_SHIFT));
IXGBE_WRITE_REG(hw, IXGBE_RTRUP2TC, reg);
/* Configure traffic class credits and priority */
@@ -194,7 +195,8 @@
u16 *refill,
u16 *max,
u8 *bwg_id,
- u8 *prio_type)
+ u8 *prio_type,
+ u8 *prio_tc)
{
u32 reg;
u8 i;
@@ -211,7 +213,7 @@
/* Map all traffic classes to their UP, 1 to 1 */
reg = 0;
for (i = 0; i < MAX_TRAFFIC_CLASS; i++)
- reg |= (i << (i * IXGBE_RTTUP2TC_UP_SHIFT));
+ reg |= (prio_tc[i] << (i * IXGBE_RTTUP2TC_UP_SHIFT));
IXGBE_WRITE_REG(hw, IXGBE_RTTUP2TC, reg);
/* Configure traffic class credits and priority */
@@ -251,13 +253,6 @@
{
u32 i, reg, rx_pba_size;
- /* If PFC is disabled globally then fall back to LFC. */
- if (!pfc_en) {
- for (i = 0; i < MAX_TRAFFIC_CLASS; i++)
- hw->mac.ops.fc_enable(hw, i);
- goto out;
- }
-
/* Configure PFC Tx thresholds per TC */
for (i = 0; i < MAX_TRAFFIC_CLASS; i++) {
int enabled = pfc_en & (1 << i);
@@ -276,28 +271,33 @@
IXGBE_WRITE_REG(hw, IXGBE_FCRTH_82599(i), reg);
}
- /* Configure pause time (2 TCs per register) */
- reg = hw->fc.pause_time | (hw->fc.pause_time << 16);
- for (i = 0; i < (MAX_TRAFFIC_CLASS / 2); i++)
- IXGBE_WRITE_REG(hw, IXGBE_FCTTV(i), reg);
+ if (pfc_en) {
+ /* Configure pause time (2 TCs per register) */
+ reg = hw->fc.pause_time | (hw->fc.pause_time << 16);
+ for (i = 0; i < (MAX_TRAFFIC_CLASS / 2); i++)
+ IXGBE_WRITE_REG(hw, IXGBE_FCTTV(i), reg);
- /* Configure flow control refresh threshold value */
- IXGBE_WRITE_REG(hw, IXGBE_FCRTV, hw->fc.pause_time / 2);
+ /* Configure flow control refresh threshold value */
+ IXGBE_WRITE_REG(hw, IXGBE_FCRTV, hw->fc.pause_time / 2);
- /* Enable Transmit PFC */
- reg = IXGBE_FCCFG_TFCE_PRIORITY;
- IXGBE_WRITE_REG(hw, IXGBE_FCCFG, reg);
- /*
- * Enable Receive PFC
- * We will always honor XOFF frames we receive when
- * we are in PFC mode.
- */
- reg = IXGBE_READ_REG(hw, IXGBE_MFLCN);
- reg &= ~IXGBE_MFLCN_RFCE;
- reg |= IXGBE_MFLCN_RPFCE | IXGBE_MFLCN_DPF;
- IXGBE_WRITE_REG(hw, IXGBE_MFLCN, reg);
-out:
+ reg = IXGBE_FCCFG_TFCE_PRIORITY;
+ IXGBE_WRITE_REG(hw, IXGBE_FCCFG, reg);
+ /*
+ * Enable Receive PFC
+ * We will always honor XOFF frames we receive when
+ * we are in PFC mode.
+ */
+ reg = IXGBE_READ_REG(hw, IXGBE_MFLCN);
+ reg &= ~IXGBE_MFLCN_RFCE;
+ reg |= IXGBE_MFLCN_RPFCE | IXGBE_MFLCN_DPF;
+ IXGBE_WRITE_REG(hw, IXGBE_MFLCN, reg);
+
+ } else {
+ for (i = 0; i < MAX_TRAFFIC_CLASS; i++)
+ hw->mac.ops.fc_enable(hw, i);
+ }
+
return 0;
}
@@ -424,15 +424,16 @@
*/
s32 ixgbe_dcb_hw_config_82599(struct ixgbe_hw *hw,
u8 rx_pba, u8 pfc_en, u16 *refill,
- u16 *max, u8 *bwg_id, u8 *prio_type)
+ u16 *max, u8 *bwg_id, u8 *prio_type, u8 *prio_tc)
{
ixgbe_dcb_config_packet_buffers_82599(hw, rx_pba);
ixgbe_dcb_config_82599(hw);
- ixgbe_dcb_config_rx_arbiter_82599(hw, refill, max, bwg_id, prio_type);
+ ixgbe_dcb_config_rx_arbiter_82599(hw, refill, max, bwg_id,
+ prio_type, prio_tc);
ixgbe_dcb_config_tx_desc_arbiter_82599(hw, refill, max,
bwg_id, prio_type);
ixgbe_dcb_config_tx_data_arbiter_82599(hw, refill, max,
- bwg_id, prio_type);
+ bwg_id, prio_type, prio_tc);
ixgbe_dcb_config_pfc_82599(hw, pfc_en);
ixgbe_dcb_config_tc_stats_82599(hw);
diff --git a/drivers/net/ixgbe/ixgbe_dcb_82599.h b/drivers/net/ixgbe/ixgbe_dcb_82599.h
index 0b39ab4..148fd8b 100644
--- a/drivers/net/ixgbe/ixgbe_dcb_82599.h
+++ b/drivers/net/ixgbe/ixgbe_dcb_82599.h
@@ -109,7 +109,8 @@
u16 *refill,
u16 *max,
u8 *bwg_id,
- u8 *prio_type);
+ u8 *prio_type,
+ u8 *prio_tc);
s32 ixgbe_dcb_config_tx_desc_arbiter_82599(struct ixgbe_hw *hw,
u16 *refill,
@@ -121,10 +122,12 @@
u16 *refill,
u16 *max,
u8 *bwg_id,
- u8 *prio_type);
+ u8 *prio_type,
+ u8 *prio_tc);
s32 ixgbe_dcb_hw_config_82599(struct ixgbe_hw *hw,
u8 rx_pba, u8 pfc_en, u16 *refill,
- u16 *max, u8 *bwg_id, u8 *prio_type);
+ u16 *max, u8 *bwg_id, u8 *prio_type,
+ u8 *prio_tc);
#endif /* _DCB_82599_CONFIG_H */
diff --git a/drivers/net/ixgbe/ixgbe_dcb_nl.c b/drivers/net/ixgbe/ixgbe_dcb_nl.c
index d7f0024..fec4c72 100644
--- a/drivers/net/ixgbe/ixgbe_dcb_nl.c
+++ b/drivers/net/ixgbe/ixgbe_dcb_nl.c
@@ -129,7 +129,6 @@
netdev->netdev_ops->ndo_stop(netdev);
ixgbe_clear_interrupt_scheme(adapter);
- adapter->flags &= ~IXGBE_FLAG_RSS_ENABLED;
switch (adapter->hw.mac.type) {
case ixgbe_mac_82598EB:
adapter->last_lfc_mode = adapter->hw.fc.current_mode;
@@ -145,6 +144,9 @@
}
adapter->flags |= IXGBE_FLAG_DCB_ENABLED;
+ if (!netdev_get_num_tc(netdev))
+ ixgbe_setup_tc(netdev, MAX_TRAFFIC_CLASS);
+
ixgbe_init_interrupt_scheme(adapter);
if (netif_running(netdev))
netdev->netdev_ops->ndo_open(netdev);
@@ -159,7 +161,6 @@
adapter->temp_dcb_cfg.pfc_mode_enable = false;
adapter->dcb_cfg.pfc_mode_enable = false;
adapter->flags &= ~IXGBE_FLAG_DCB_ENABLED;
- adapter->flags |= IXGBE_FLAG_RSS_ENABLED;
switch (adapter->hw.mac.type) {
case ixgbe_mac_82599EB:
case ixgbe_mac_X540:
@@ -169,6 +170,8 @@
break;
}
+ ixgbe_setup_tc(netdev, 0);
+
ixgbe_init_interrupt_scheme(adapter);
if (netif_running(netdev))
netdev->netdev_ops->ndo_open(netdev);
@@ -346,11 +349,12 @@
struct ixgbe_adapter *adapter = netdev_priv(netdev);
int ret;
- if (!adapter->dcb_set_bitmap)
+ if (!adapter->dcb_set_bitmap ||
+ !(adapter->dcbx_cap & DCB_CAP_DCBX_VER_CEE))
return DCB_NO_HW_CHG;
ret = ixgbe_copy_dcb_cfg(&adapter->temp_dcb_cfg, &adapter->dcb_cfg,
- adapter->ring_feature[RING_F_DCB].indices);
+ MAX_TRAFFIC_CLASS);
if (ret)
return DCB_NO_HW_CHG;
@@ -412,6 +416,8 @@
if (adapter->dcb_set_bitmap & (BIT_PG_TX|BIT_PG_RX)) {
u16 refill[MAX_TRAFFIC_CLASS], max[MAX_TRAFFIC_CLASS];
u8 bwg_id[MAX_TRAFFIC_CLASS], prio_type[MAX_TRAFFIC_CLASS];
+ /* Priority to TC mapping in CEE case default to 1:1 */
+ u8 prio_tc[MAX_TRAFFIC_CLASS] = {0, 1, 2, 3, 4, 5, 6, 7};
int max_frame = adapter->netdev->mtu + ETH_HLEN + ETH_FCS_LEN;
#ifdef CONFIG_FCOE
@@ -433,7 +439,7 @@
DCB_TX_CONFIG, prio_type);
ixgbe_dcb_hw_ets_config(&adapter->hw, refill, max,
- bwg_id, prio_type);
+ bwg_id, prio_type, prio_tc);
}
if (adapter->dcb_cfg.pfc_mode_enable)
@@ -448,40 +454,38 @@
static u8 ixgbe_dcbnl_getcap(struct net_device *netdev, int capid, u8 *cap)
{
struct ixgbe_adapter *adapter = netdev_priv(netdev);
- u8 rval = 0;
- if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
- switch (capid) {
- case DCB_CAP_ATTR_PG:
- *cap = true;
- break;
- case DCB_CAP_ATTR_PFC:
- *cap = true;
- break;
- case DCB_CAP_ATTR_UP2TC:
- *cap = false;
- break;
- case DCB_CAP_ATTR_PG_TCS:
- *cap = 0x80;
- break;
- case DCB_CAP_ATTR_PFC_TCS:
- *cap = 0x80;
- break;
- case DCB_CAP_ATTR_GSP:
- *cap = true;
- break;
- case DCB_CAP_ATTR_BCN:
- *cap = false;
- break;
- default:
- rval = -EINVAL;
- break;
- }
- } else {
- rval = -EINVAL;
+ switch (capid) {
+ case DCB_CAP_ATTR_PG:
+ *cap = true;
+ break;
+ case DCB_CAP_ATTR_PFC:
+ *cap = true;
+ break;
+ case DCB_CAP_ATTR_UP2TC:
+ *cap = false;
+ break;
+ case DCB_CAP_ATTR_PG_TCS:
+ *cap = 0x80;
+ break;
+ case DCB_CAP_ATTR_PFC_TCS:
+ *cap = 0x80;
+ break;
+ case DCB_CAP_ATTR_GSP:
+ *cap = true;
+ break;
+ case DCB_CAP_ATTR_BCN:
+ *cap = false;
+ break;
+ case DCB_CAP_ATTR_DCBX:
+ *cap = adapter->dcbx_cap;
+ break;
+ default:
+ *cap = false;
+ break;
}
- return rval;
+ return 0;
}
static u8 ixgbe_dcbnl_getnumtcs(struct net_device *netdev, int tcid, u8 *num)
@@ -542,21 +546,16 @@
*/
static u8 ixgbe_dcbnl_getapp(struct net_device *netdev, u8 idtype, u16 id)
{
- u8 rval = 0;
+ struct ixgbe_adapter *adapter = netdev_priv(netdev);
+ struct dcb_app app = {
+ .selector = idtype,
+ .protocol = id,
+ };
- switch (idtype) {
- case DCB_APP_IDTYPE_ETHTYPE:
-#ifdef IXGBE_FCOE
- if (id == ETH_P_FCOE)
- rval = ixgbe_fcoe_getapp(netdev_priv(netdev));
-#endif
- break;
- case DCB_APP_IDTYPE_PORTNUM:
- break;
- default:
- break;
- }
- return rval;
+ if (!(adapter->dcbx_cap & DCB_CAP_DCBX_VER_CEE))
+ return 0;
+
+ return dcb_getapp(netdev, &app);
}
/**
@@ -571,14 +570,24 @@
static u8 ixgbe_dcbnl_setapp(struct net_device *netdev,
u8 idtype, u16 id, u8 up)
{
+ struct ixgbe_adapter *adapter = netdev_priv(netdev);
u8 rval = 1;
+ struct dcb_app app = {
+ .selector = idtype,
+ .protocol = id,
+ .priority = up
+ };
+
+ if (!(adapter->dcbx_cap & DCB_CAP_DCBX_VER_CEE))
+ return rval;
+
+ rval = dcb_setapp(netdev, &app);
switch (idtype) {
case DCB_APP_IDTYPE_ETHTYPE:
#ifdef IXGBE_FCOE
if (id == ETH_P_FCOE) {
u8 old_tc;
- struct ixgbe_adapter *adapter = netdev_priv(netdev);
/* Get current programmed tc */
old_tc = adapter->fcoe.tc;
@@ -635,11 +644,16 @@
{
struct ixgbe_adapter *adapter = netdev_priv(dev);
__u16 refill[IEEE_8021QAZ_MAX_TCS], max[IEEE_8021QAZ_MAX_TCS];
+ __u8 prio_type[IEEE_8021QAZ_MAX_TCS];
int max_frame = dev->mtu + ETH_HLEN + ETH_FCS_LEN;
- int err;
+ int i, err;
+ __u64 *p = (__u64 *) ets->prio_tc;
/* naively give each TC a bwg to map onto CEE hardware */
__u8 bwg_id[IEEE_8021QAZ_MAX_TCS] = {0, 1, 2, 3, 4, 5, 6, 7};
+ if (!(adapter->dcbx_cap & DCB_CAP_DCBX_VER_IEEE))
+ return -EINVAL;
+
if (!adapter->ixgbe_ieee_ets) {
adapter->ixgbe_ieee_ets = kmalloc(sizeof(struct ieee_ets),
GFP_KERNEL);
@@ -647,12 +661,35 @@
return -ENOMEM;
}
-
memcpy(adapter->ixgbe_ieee_ets, ets, sizeof(*adapter->ixgbe_ieee_ets));
+ /* Map TSA onto CEE prio type */
+ for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) {
+ switch (ets->tc_tsa[i]) {
+ case IEEE_8021QAZ_TSA_STRICT:
+ prio_type[i] = 2;
+ break;
+ case IEEE_8021QAZ_TSA_ETS:
+ prio_type[i] = 0;
+ break;
+ default:
+ /* Hardware only supports priority strict or
+ * ETS transmission selection algorithms if
+ * we receive some other value from dcbnl
+ * throw an error
+ */
+ return -EINVAL;
+ }
+ }
+
+ if (*p)
+ ixgbe_dcbnl_set_state(dev, 1);
+ else
+ ixgbe_dcbnl_set_state(dev, 0);
+
ixgbe_ieee_credits(ets->tc_tx_bw, refill, max, max_frame);
err = ixgbe_dcb_hw_ets_config(&adapter->hw, refill, max,
- bwg_id, ets->tc_tsa);
+ bwg_id, prio_type, ets->prio_tc);
return err;
}
@@ -686,6 +723,9 @@
struct ixgbe_adapter *adapter = netdev_priv(dev);
int err;
+ if (!(adapter->dcbx_cap & DCB_CAP_DCBX_VER_IEEE))
+ return -EINVAL;
+
if (!adapter->ixgbe_ieee_pfc) {
adapter->ixgbe_ieee_pfc = kmalloc(sizeof(struct ieee_pfc),
GFP_KERNEL);
@@ -698,11 +738,86 @@
return err;
}
+static int ixgbe_dcbnl_ieee_setapp(struct net_device *dev,
+ struct dcb_app *app)
+{
+ struct ixgbe_adapter *adapter = netdev_priv(dev);
+
+ if (!(adapter->dcbx_cap & DCB_CAP_DCBX_VER_IEEE))
+ return -EINVAL;
+#ifdef IXGBE_FCOE
+ if (app->selector == 1 && app->protocol == ETH_P_FCOE) {
+ if (adapter->fcoe.tc == app->priority)
+ goto setapp;
+
+ /* In IEEE mode map up to tc 1:1 */
+ adapter->fcoe.tc = app->priority;
+ adapter->fcoe.up = app->priority;
+
+ /* Force hardware reset required to push FCoE
+ * setup on {tx|rx}_rings
+ */
+ adapter->dcb_set_bitmap |= BIT_APP_UPCHG;
+ ixgbe_dcbnl_set_all(dev);
+ }
+
+setapp:
+#endif
+ dcb_setapp(dev, app);
+ return 0;
+}
+
+static u8 ixgbe_dcbnl_getdcbx(struct net_device *dev)
+{
+ struct ixgbe_adapter *adapter = netdev_priv(dev);
+ return adapter->dcbx_cap;
+}
+
+static u8 ixgbe_dcbnl_setdcbx(struct net_device *dev, u8 mode)
+{
+ struct ixgbe_adapter *adapter = netdev_priv(dev);
+ struct ieee_ets ets = {0};
+ struct ieee_pfc pfc = {0};
+
+ /* no support for LLD_MANAGED modes or CEE+IEEE */
+ if ((mode & DCB_CAP_DCBX_LLD_MANAGED) ||
+ ((mode & DCB_CAP_DCBX_VER_IEEE) && (mode & DCB_CAP_DCBX_VER_CEE)) ||
+ !(mode & DCB_CAP_DCBX_HOST))
+ return 1;
+
+ if (mode == adapter->dcbx_cap)
+ return 0;
+
+ adapter->dcbx_cap = mode;
+
+ /* ETS and PFC defaults */
+ ets.ets_cap = 8;
+ pfc.pfc_cap = 8;
+
+ if (mode & DCB_CAP_DCBX_VER_IEEE) {
+ ixgbe_dcbnl_ieee_setets(dev, &ets);
+ ixgbe_dcbnl_ieee_setpfc(dev, &pfc);
+ } else if (mode & DCB_CAP_DCBX_VER_CEE) {
+ adapter->dcb_set_bitmap |= (BIT_PFC & BIT_PG_TX & BIT_PG_RX);
+ ixgbe_dcbnl_set_all(dev);
+ } else {
+ /* Drop into single TC mode strict priority as this
+ * indicates CEE and IEEE versions are disabled
+ */
+ ixgbe_dcbnl_ieee_setets(dev, &ets);
+ ixgbe_dcbnl_ieee_setpfc(dev, &pfc);
+ ixgbe_dcbnl_set_state(dev, 0);
+ }
+
+ return 0;
+}
+
const struct dcbnl_rtnl_ops dcbnl_ops = {
.ieee_getets = ixgbe_dcbnl_ieee_getets,
.ieee_setets = ixgbe_dcbnl_ieee_setets,
.ieee_getpfc = ixgbe_dcbnl_ieee_getpfc,
.ieee_setpfc = ixgbe_dcbnl_ieee_setpfc,
+ .ieee_setapp = ixgbe_dcbnl_ieee_setapp,
.getstate = ixgbe_dcbnl_get_state,
.setstate = ixgbe_dcbnl_set_state,
.getpermhwaddr = ixgbe_dcbnl_get_perm_hw_addr,
@@ -724,5 +839,6 @@
.setpfcstate = ixgbe_dcbnl_setpfcstate,
.getapp = ixgbe_dcbnl_getapp,
.setapp = ixgbe_dcbnl_setapp,
+ .getdcbx = ixgbe_dcbnl_getdcbx,
+ .setdcbx = ixgbe_dcbnl_setdcbx,
};
-
diff --git a/drivers/net/ixgbe/ixgbe_fcoe.c b/drivers/net/ixgbe/ixgbe_fcoe.c
index 00af15a..dba7d77 100644
--- a/drivers/net/ixgbe/ixgbe_fcoe.c
+++ b/drivers/net/ixgbe/ixgbe_fcoe.c
@@ -813,21 +813,6 @@
#ifdef CONFIG_IXGBE_DCB
/**
- * ixgbe_fcoe_getapp - retrieves current user priority bitmap for FCoE
- * @adapter : ixgbe adapter
- *
- * Finds out the corresponding user priority bitmap from the current
- * traffic class that FCoE belongs to. Returns 0 as the invalid user
- * priority bitmap to indicate an error.
- *
- * Returns : 802.1p user priority bitmap for FCoE
- */
-u8 ixgbe_fcoe_getapp(struct ixgbe_adapter *adapter)
-{
- return 1 << adapter->fcoe.up;
-}
-
-/**
* ixgbe_fcoe_setapp - sets the user priority bitmap for FCoE
* @adapter : ixgbe adapter
* @up : 802.1p user priority bitmap
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 5998dc9..f17e4a7 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -652,7 +652,7 @@
static u8 ixgbe_dcb_txq_to_tc(struct ixgbe_adapter *adapter, u8 reg_idx)
{
int tc = -1;
- int dcb_i = adapter->ring_feature[RING_F_DCB].indices;
+ int dcb_i = netdev_get_num_tc(adapter->netdev);
/* if DCB is not enabled the queues have no TC */
if (!(adapter->flags & IXGBE_FLAG_DCB_ENABLED))
@@ -2892,17 +2892,20 @@
);
switch (mask) {
+#ifdef CONFIG_IXGBE_DCB
+ case (IXGBE_FLAG_DCB_ENABLED | IXGBE_FLAG_RSS_ENABLED):
+ mrqc = IXGBE_MRQC_RTRSS8TCEN;
+ break;
+ case (IXGBE_FLAG_DCB_ENABLED):
+ mrqc = IXGBE_MRQC_RT8TCEN;
+ break;
+#endif /* CONFIG_IXGBE_DCB */
case (IXGBE_FLAG_RSS_ENABLED):
mrqc = IXGBE_MRQC_RSSEN;
break;
case (IXGBE_FLAG_SRIOV_ENABLED):
mrqc = IXGBE_MRQC_VMDQEN;
break;
-#ifdef CONFIG_IXGBE_DCB
- case (IXGBE_FLAG_DCB_ENABLED):
- mrqc = IXGBE_MRQC_RT8TCEN;
- break;
-#endif /* CONFIG_IXGBE_DCB */
default:
break;
}
@@ -3655,15 +3658,6 @@
if (hw->mac.type == ixgbe_mac_82598EB)
netif_set_gso_max_size(adapter->netdev, 32768);
-#ifdef CONFIG_FCOE
- if (adapter->netdev->features & NETIF_F_FCOE_MTU)
- max_frame = max(max_frame, IXGBE_FCOE_JUMBO_FRAME_SIZE);
-#endif
-
- ixgbe_dcb_calculate_tc_credits(hw, &adapter->dcb_cfg, max_frame,
- DCB_TX_CONFIG);
- ixgbe_dcb_calculate_tc_credits(hw, &adapter->dcb_cfg, max_frame,
- DCB_RX_CONFIG);
/* Enable VLAN tag insert/strip */
adapter->netdev->features |= NETIF_F_HW_VLAN_RX;
@@ -3671,7 +3665,43 @@
hw->mac.ops.set_vfta(&adapter->hw, 0, 0, true);
/* reconfigure the hardware */
- ixgbe_dcb_hw_config(hw, &adapter->dcb_cfg);
+ if (adapter->dcbx_cap & (DCB_CAP_DCBX_HOST | DCB_CAP_DCBX_VER_CEE)) {
+#ifdef CONFIG_FCOE
+ if (adapter->netdev->features & NETIF_F_FCOE_MTU)
+ max_frame = max(max_frame, IXGBE_FCOE_JUMBO_FRAME_SIZE);
+#endif
+ ixgbe_dcb_calculate_tc_credits(hw, &adapter->dcb_cfg, max_frame,
+ DCB_TX_CONFIG);
+ ixgbe_dcb_calculate_tc_credits(hw, &adapter->dcb_cfg, max_frame,
+ DCB_RX_CONFIG);
+ ixgbe_dcb_hw_config(hw, &adapter->dcb_cfg);
+ } else {
+ struct net_device *dev = adapter->netdev;
+
+ if (adapter->ixgbe_ieee_ets)
+ dev->dcbnl_ops->ieee_setets(dev,
+ adapter->ixgbe_ieee_ets);
+ if (adapter->ixgbe_ieee_pfc)
+ dev->dcbnl_ops->ieee_setpfc(dev,
+ adapter->ixgbe_ieee_pfc);
+ }
+
+ /* Enable RSS Hash per TC */
+ if (hw->mac.type != ixgbe_mac_82598EB) {
+ int i;
+ u32 reg = 0;
+
+ for (i = 0; i < MAX_TRAFFIC_CLASS; i++) {
+ u8 msb = 0;
+ u8 cnt = adapter->netdev->tc_to_txq[i].count;
+
+ while (cnt >>= 1)
+ msb++;
+
+ reg |= msb << IXGBE_RQTC_SHIFT_TC(i);
+ }
+ IXGBE_WRITE_REG(hw, IXGBE_RQTC, reg);
+ }
}
#endif
@@ -4258,24 +4288,6 @@
ixgbe_reinit_locked(adapter);
}
-#ifdef CONFIG_IXGBE_DCB
-static inline bool ixgbe_set_dcb_queues(struct ixgbe_adapter *adapter)
-{
- bool ret = false;
- struct ixgbe_ring_feature *f = &adapter->ring_feature[RING_F_DCB];
-
- if (!(adapter->flags & IXGBE_FLAG_DCB_ENABLED))
- return ret;
-
- f->mask = 0x7 << 3;
- adapter->num_rx_queues = f->indices;
- adapter->num_tx_queues = f->indices;
- ret = true;
-
- return ret;
-}
-#endif
-
/**
* ixgbe_set_rss_queues: Allocate queues for RSS
* @adapter: board private structure to initialize
@@ -4346,19 +4358,26 @@
**/
static inline bool ixgbe_set_fcoe_queues(struct ixgbe_adapter *adapter)
{
- bool ret = false;
struct ixgbe_ring_feature *f = &adapter->ring_feature[RING_F_FCOE];
- f->indices = min((int)num_online_cpus(), f->indices);
- if (adapter->flags & IXGBE_FLAG_FCOE_ENABLED) {
+ if (!(adapter->flags & IXGBE_FLAG_FCOE_ENABLED))
+ return false;
+
+ if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
+#ifdef CONFIG_IXGBE_DCB
+ int tc;
+ struct net_device *dev = adapter->netdev;
+
+ tc = netdev_get_prio_tc_map(dev, adapter->fcoe.up);
+ f->indices = dev->tc_to_txq[tc].count;
+ f->mask = dev->tc_to_txq[tc].offset;
+#endif
+ } else {
+ f->indices = min((int)num_online_cpus(), f->indices);
+
adapter->num_rx_queues = 1;
adapter->num_tx_queues = 1;
-#ifdef CONFIG_IXGBE_DCB
- if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
- e_info(probe, "FCoE enabled with DCB\n");
- ixgbe_set_dcb_queues(adapter);
- }
-#endif
+
if (adapter->flags & IXGBE_FLAG_RSS_ENABLED) {
e_info(probe, "FCoE enabled with RSS\n");
if ((adapter->flags & IXGBE_FLAG_FDIR_HASH_CAPABLE) ||
@@ -4371,14 +4390,45 @@
f->mask = adapter->num_rx_queues;
adapter->num_rx_queues += f->indices;
adapter->num_tx_queues += f->indices;
-
- ret = true;
}
+ return true;
+}
+#endif /* IXGBE_FCOE */
+
+#ifdef CONFIG_IXGBE_DCB
+static inline bool ixgbe_set_dcb_queues(struct ixgbe_adapter *adapter)
+{
+ bool ret = false;
+ struct ixgbe_ring_feature *f = &adapter->ring_feature[RING_F_DCB];
+ int i, q;
+
+ if (!(adapter->flags & IXGBE_FLAG_DCB_ENABLED))
+ return ret;
+
+ f->indices = 0;
+ for (i = 0; i < MAX_TRAFFIC_CLASS; i++) {
+ q = min((int)num_online_cpus(), MAX_TRAFFIC_CLASS);
+ f->indices += q;
+ }
+
+ f->mask = 0x7 << 3;
+ adapter->num_rx_queues = f->indices;
+ adapter->num_tx_queues = f->indices;
+ ret = true;
+
+#ifdef IXGBE_FCOE
+ /* FCoE enabled queues require special configuration done through
+ * configure_fcoe() and others. Here we map FCoE indices onto the
+ * DCB queue pairs allowing FCoE to own configuration later.
+ */
+ ixgbe_set_fcoe_queues(adapter);
+#endif
+
return ret;
}
+#endif
-#endif /* IXGBE_FCOE */
/**
* ixgbe_set_sriov_queues: Allocate queues for IOV use
* @adapter: board private structure to initialize
@@ -4414,16 +4464,16 @@
if (ixgbe_set_sriov_queues(adapter))
goto done;
-#ifdef IXGBE_FCOE
- if (ixgbe_set_fcoe_queues(adapter))
- goto done;
-
-#endif /* IXGBE_FCOE */
#ifdef CONFIG_IXGBE_DCB
if (ixgbe_set_dcb_queues(adapter))
goto done;
#endif
+#ifdef IXGBE_FCOE
+ if (ixgbe_set_fcoe_queues(adapter))
+ goto done;
+
+#endif /* IXGBE_FCOE */
if (ixgbe_set_fdir_queues(adapter))
goto done;
@@ -4515,6 +4565,110 @@
}
#ifdef CONFIG_IXGBE_DCB
+
+/* ixgbe_get_first_reg_idx - Return first register index associated with ring */
+void ixgbe_get_first_reg_idx(struct ixgbe_adapter *adapter, u8 tc,
+ unsigned int *tx, unsigned int *rx)
+{
+ struct net_device *dev = adapter->netdev;
+ struct ixgbe_hw *hw = &adapter->hw;
+ u8 num_tcs = netdev_get_num_tc(dev);
+
+ *tx = 0;
+ *rx = 0;
+
+ switch (hw->mac.type) {
+ case ixgbe_mac_82598EB:
+ *tx = tc << 3;
+ *rx = tc << 2;
+ break;
+ case ixgbe_mac_82599EB:
+ case ixgbe_mac_X540:
+ if (num_tcs == 8) {
+ if (tc < 3) {
+ *tx = tc << 5;
+ *rx = tc << 4;
+ } else if (tc < 5) {
+ *tx = ((tc + 2) << 4);
+ *rx = tc << 4;
+ } else if (tc < num_tcs) {
+ *tx = ((tc + 8) << 3);
+ *rx = tc << 4;
+ }
+ } else if (num_tcs == 4) {
+ *rx = tc << 5;
+ switch (tc) {
+ case 0:
+ *tx = 0;
+ break;
+ case 1:
+ *tx = 64;
+ break;
+ case 2:
+ *tx = 96;
+ break;
+ case 3:
+ *tx = 112;
+ break;
+ default:
+ break;
+ }
+ }
+ break;
+ default:
+ break;
+ }
+}
+
+#define IXGBE_MAX_Q_PER_TC (IXGBE_MAX_DCB_INDICES / MAX_TRAFFIC_CLASS)
+
+/* ixgbe_setup_tc - routine to configure net_device for multiple traffic
+ * classes.
+ *
+ * @netdev: net device to configure
+ * @tc: number of traffic classes to enable
+ */
+int ixgbe_setup_tc(struct net_device *dev, u8 tc)
+{
+ int i;
+ unsigned int q, offset = 0;
+
+ if (!tc) {
+ netdev_reset_tc(dev);
+ } else {
+ struct ixgbe_adapter *adapter = netdev_priv(dev);
+
+ /* Hardware supports up to 8 traffic classes */
+ if (tc > MAX_TRAFFIC_CLASS || netdev_set_num_tc(dev, tc))
+ return -EINVAL;
+
+ /* Partition Tx queues evenly amongst traffic classes */
+ for (i = 0; i < tc; i++) {
+ q = min((int)num_online_cpus(), IXGBE_MAX_Q_PER_TC);
+ netdev_set_prio_tc_map(dev, i, i);
+ netdev_set_tc_queue(dev, i, q, offset);
+ offset += q;
+ }
+
+ /* This enables multiple traffic class support in the hardware
+ * which defaults to strict priority transmission by default.
+ * If traffic classes are already enabled perhaps through DCB
+ * code path then existing configuration will be used.
+ */
+ if (!(adapter->flags & IXGBE_FLAG_DCB_ENABLED) &&
+ dev->dcbnl_ops && dev->dcbnl_ops->setdcbx) {
+ struct ieee_ets ets = {
+ .prio_tc = {0, 1, 2, 3, 4, 5, 6, 7},
+ };
+ u8 mode = DCB_CAP_DCBX_HOST | DCB_CAP_DCBX_VER_IEEE;
+
+ dev->dcbnl_ops->setdcbx(dev, mode);
+ dev->dcbnl_ops->ieee_setets(dev, &ets);
+ }
+ }
+ return 0;
+}
+
/**
* ixgbe_cache_ring_dcb - Descriptor ring to register mapping for DCB
* @adapter: board private structure to initialize
@@ -4524,72 +4678,27 @@
**/
static inline bool ixgbe_cache_ring_dcb(struct ixgbe_adapter *adapter)
{
- int i;
- bool ret = false;
- int dcb_i = adapter->ring_feature[RING_F_DCB].indices;
+ struct net_device *dev = adapter->netdev;
+ int i, j, k;
+ u8 num_tcs = netdev_get_num_tc(dev);
if (!(adapter->flags & IXGBE_FLAG_DCB_ENABLED))
return false;
- /* the number of queues is assumed to be symmetric */
- switch (adapter->hw.mac.type) {
- case ixgbe_mac_82598EB:
- for (i = 0; i < dcb_i; i++) {
- adapter->rx_ring[i]->reg_idx = i << 3;
- adapter->tx_ring[i]->reg_idx = i << 2;
+ for (i = 0, k = 0; i < num_tcs; i++) {
+ unsigned int tx_s, rx_s;
+ u16 count = dev->tc_to_txq[i].count;
+
+ ixgbe_get_first_reg_idx(adapter, i, &tx_s, &rx_s);
+ for (j = 0; j < count; j++, k++) {
+ adapter->tx_ring[k]->reg_idx = tx_s + j;
+ adapter->rx_ring[k]->reg_idx = rx_s + j;
+ adapter->tx_ring[k]->dcb_tc = i;
+ adapter->rx_ring[k]->dcb_tc = i;
}
- ret = true;
- break;
- case ixgbe_mac_82599EB:
- case ixgbe_mac_X540:
- if (dcb_i == 8) {
- /*
- * Tx TC0 starts at: descriptor queue 0
- * Tx TC1 starts at: descriptor queue 32
- * Tx TC2 starts at: descriptor queue 64
- * Tx TC3 starts at: descriptor queue 80
- * Tx TC4 starts at: descriptor queue 96
- * Tx TC5 starts at: descriptor queue 104
- * Tx TC6 starts at: descriptor queue 112
- * Tx TC7 starts at: descriptor queue 120
- *
- * Rx TC0-TC7 are offset by 16 queues each
- */
- for (i = 0; i < 3; i++) {
- adapter->tx_ring[i]->reg_idx = i << 5;
- adapter->rx_ring[i]->reg_idx = i << 4;
- }
- for ( ; i < 5; i++) {
- adapter->tx_ring[i]->reg_idx = ((i + 2) << 4);
- adapter->rx_ring[i]->reg_idx = i << 4;
- }
- for ( ; i < dcb_i; i++) {
- adapter->tx_ring[i]->reg_idx = ((i + 8) << 3);
- adapter->rx_ring[i]->reg_idx = i << 4;
- }
- ret = true;
- } else if (dcb_i == 4) {
- /*
- * Tx TC0 starts at: descriptor queue 0
- * Tx TC1 starts at: descriptor queue 64
- * Tx TC2 starts at: descriptor queue 96
- * Tx TC3 starts at: descriptor queue 112
- *
- * Rx TC0-TC3 are offset by 32 queues each
- */
- adapter->tx_ring[0]->reg_idx = 0;
- adapter->tx_ring[1]->reg_idx = 64;
- adapter->tx_ring[2]->reg_idx = 96;
- adapter->tx_ring[3]->reg_idx = 112;
- for (i = 0 ; i < dcb_i; i++)
- adapter->rx_ring[i]->reg_idx = i << 5;
- ret = true;
- }
- break;
- default:
- break;
}
- return ret;
+
+ return true;
}
#endif
@@ -4635,33 +4744,6 @@
if (!(adapter->flags & IXGBE_FLAG_FCOE_ENABLED))
return false;
-#ifdef CONFIG_IXGBE_DCB
- if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
- struct ixgbe_fcoe *fcoe = &adapter->fcoe;
-
- ixgbe_cache_ring_dcb(adapter);
- /* find out queues in TC for FCoE */
- fcoe_rx_i = adapter->rx_ring[fcoe->tc]->reg_idx + 1;
- fcoe_tx_i = adapter->tx_ring[fcoe->tc]->reg_idx + 1;
- /*
- * In 82599, the number of Tx queues for each traffic
- * class for both 8-TC and 4-TC modes are:
- * TCs : TC0 TC1 TC2 TC3 TC4 TC5 TC6 TC7
- * 8 TCs: 32 32 16 16 8 8 8 8
- * 4 TCs: 64 64 32 32
- * We have max 8 queues for FCoE, where 8 the is
- * FCoE redirection table size. If TC for FCoE is
- * less than or equal to TC3, we have enough queues
- * to add max of 8 queues for FCoE, so we start FCoE
- * Tx queue from the next one, i.e., reg_idx + 1.
- * If TC for FCoE is above TC3, implying 8 TC mode,
- * and we need 8 for FCoE, we have to take all queues
- * in that traffic class for FCoE.
- */
- if ((f->indices == IXGBE_FCRETA_SIZE) && (fcoe->tc > 3))
- fcoe_tx_i--;
- }
-#endif /* CONFIG_IXGBE_DCB */
if (adapter->flags & IXGBE_FLAG_RSS_ENABLED) {
if ((adapter->flags & IXGBE_FLAG_FDIR_HASH_CAPABLE) ||
(adapter->flags & IXGBE_FLAG_FDIR_PERFECT_CAPABLE))
@@ -4718,16 +4800,16 @@
if (ixgbe_cache_ring_sriov(adapter))
return;
-#ifdef IXGBE_FCOE
- if (ixgbe_cache_ring_fcoe(adapter))
- return;
-
-#endif /* IXGBE_FCOE */
#ifdef CONFIG_IXGBE_DCB
if (ixgbe_cache_ring_dcb(adapter))
return;
-
#endif
+
+#ifdef IXGBE_FCOE
+ if (ixgbe_cache_ring_fcoe(adapter))
+ return;
+#endif /* IXGBE_FCOE */
+
if (ixgbe_cache_ring_fdir(adapter))
return;
@@ -5190,8 +5272,9 @@
adapter->dcb_cfg.rx_pba_cfg = pba_equal;
adapter->dcb_cfg.pfc_mode_enable = false;
adapter->dcb_set_bitmap = 0x00;
+ adapter->dcbx_cap = DCB_CAP_DCBX_HOST | DCB_CAP_DCBX_VER_CEE;
ixgbe_copy_dcb_cfg(&adapter->dcb_cfg, &adapter->temp_dcb_cfg,
- adapter->ring_feature[RING_F_DCB].indices);
+ MAX_TRAFFIC_CLASS);
#endif
@@ -6134,6 +6217,7 @@
(flow_tx ? "TX" : "None"))));
netif_carrier_on(netdev);
+ ixgbe_check_vf_rate_limit(adapter);
} else {
/* Force detection of hung controller */
for (i = 0; i < adapter->num_tx_queues; i++) {
@@ -6663,18 +6747,12 @@
protocol = vlan_get_protocol(skb);
- if ((protocol == htons(ETH_P_FCOE)) ||
- (protocol == htons(ETH_P_FIP))) {
- if (adapter->flags & IXGBE_FLAG_FCOE_ENABLED) {
- txq &= (adapter->ring_feature[RING_F_FCOE].indices - 1);
- txq += adapter->ring_feature[RING_F_FCOE].mask;
- return txq;
-#ifdef CONFIG_IXGBE_DCB
- } else if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
- txq = adapter->fcoe.up;
- return txq;
-#endif
- }
+ if (((protocol == htons(ETH_P_FCOE)) ||
+ (protocol == htons(ETH_P_FIP))) &&
+ (adapter->flags & IXGBE_FLAG_FCOE_ENABLED)) {
+ txq &= (adapter->ring_feature[RING_F_FCOE].indices - 1);
+ txq += adapter->ring_feature[RING_F_FCOE].mask;
+ return txq;
}
#endif
@@ -6684,15 +6762,6 @@
return txq;
}
- if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
- if (skb->priority == TC_PRIO_CONTROL)
- txq = adapter->ring_feature[RING_F_DCB].indices-1;
- else
- txq = (skb->vlan_tci & IXGBE_TX_FLAGS_VLAN_PRIO_MASK)
- >> 13;
- return txq;
- }
-
return skb_tx_hash(dev, skb);
}
@@ -6714,13 +6783,13 @@
tx_flags |= vlan_tx_tag_get(skb);
if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
tx_flags &= ~IXGBE_TX_FLAGS_VLAN_PRIO_MASK;
- tx_flags |= ((skb->queue_mapping & 0x7) << 13);
+ tx_flags |= tx_ring->dcb_tc << 13;
}
tx_flags <<= IXGBE_TX_FLAGS_VLAN_SHIFT;
tx_flags |= IXGBE_TX_FLAGS_VLAN;
} else if (adapter->flags & IXGBE_FLAG_DCB_ENABLED &&
skb->priority != TC_PRIO_CONTROL) {
- tx_flags |= ((skb->queue_mapping & 0x7) << 13);
+ tx_flags |= tx_ring->dcb_tc << 13;
tx_flags <<= IXGBE_TX_FLAGS_VLAN_SHIFT;
tx_flags |= IXGBE_TX_FLAGS_VLAN;
}
@@ -6729,20 +6798,8 @@
/* for FCoE with DCB, we force the priority to what
* was specified by the switch */
if (adapter->flags & IXGBE_FLAG_FCOE_ENABLED &&
- (protocol == htons(ETH_P_FCOE) ||
- protocol == htons(ETH_P_FIP))) {
-#ifdef CONFIG_IXGBE_DCB
- if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
- tx_flags &= ~(IXGBE_TX_FLAGS_VLAN_PRIO_MASK
- << IXGBE_TX_FLAGS_VLAN_SHIFT);
- tx_flags |= ((adapter->fcoe.up << 13)
- << IXGBE_TX_FLAGS_VLAN_SHIFT);
- }
-#endif
- /* flag for FCoE offloads */
- if (protocol == htons(ETH_P_FCOE))
- tx_flags |= IXGBE_TX_FLAGS_FCOE;
- }
+ (protocol == htons(ETH_P_FCOE)))
+ tx_flags |= IXGBE_TX_FLAGS_FCOE;
#endif
/* four things can cause us to need a context descriptor */
@@ -7015,6 +7072,9 @@
.ndo_set_vf_tx_rate = ixgbe_ndo_set_vf_bw,
.ndo_get_vf_config = ixgbe_ndo_get_vf_config,
.ndo_get_stats64 = ixgbe_get_stats64,
+#ifdef CONFIG_IXGBE_DCB
+ .ndo_setup_tc = ixgbe_setup_tc,
+#endif
#ifdef CONFIG_NET_POLL_CONTROLLER
.ndo_poll_controller = ixgbe_netpoll,
#endif
@@ -7156,8 +7216,9 @@
else
indices = min_t(unsigned int, indices, IXGBE_MAX_FDIR_INDICES);
+#if defined(CONFIG_DCB)
indices = max_t(unsigned int, indices, IXGBE_MAX_DCB_INDICES);
-#ifdef IXGBE_FCOE
+#elif defined(IXGBE_FCOE)
indices += min_t(unsigned int, num_possible_cpus(),
IXGBE_MAX_FCOE_INDICES);
#endif
@@ -7313,8 +7374,6 @@
if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED)
adapter->flags &= ~(IXGBE_FLAG_RSS_ENABLED |
IXGBE_FLAG_DCB_ENABLED);
- if (adapter->flags & IXGBE_FLAG_DCB_ENABLED)
- adapter->flags &= ~IXGBE_FLAG_RSS_ENABLED;
#ifdef CONFIG_IXGBE_DCB
netdev->dcbnl_ops = &dcbnl_ops;
diff --git a/drivers/net/ixgbe/ixgbe_mbx.c b/drivers/net/ixgbe/ixgbe_mbx.c
index c7ed82e..1ff0eef 100644
--- a/drivers/net/ixgbe/ixgbe_mbx.c
+++ b/drivers/net/ixgbe/ixgbe_mbx.c
@@ -154,9 +154,6 @@
udelay(mbx->usec_delay);
}
- /* if we failed, all future posted messages fail until reset */
- if (!countdown)
- mbx->timeout = 0;
out:
return countdown ? 0 : IXGBE_ERR_MBX;
}
@@ -183,9 +180,6 @@
udelay(mbx->usec_delay);
}
- /* if we failed, all future posted messages fail until reset */
- if (!countdown)
- mbx->timeout = 0;
out:
return countdown ? 0 : IXGBE_ERR_MBX;
}
diff --git a/drivers/net/ixgbe/ixgbe_phy.c b/drivers/net/ixgbe/ixgbe_phy.c
index 9190a8f..f72f705 100644
--- a/drivers/net/ixgbe/ixgbe_phy.c
+++ b/drivers/net/ixgbe/ixgbe_phy.c
@@ -402,49 +402,89 @@
**/
s32 ixgbe_setup_phy_link_generic(struct ixgbe_hw *hw)
{
- s32 status = IXGBE_NOT_IMPLEMENTED;
+ s32 status = 0;
u32 time_out;
u32 max_time_out = 10;
- u16 autoneg_reg;
+ u16 autoneg_reg = IXGBE_MII_AUTONEG_REG;
+ bool autoneg = false;
+ ixgbe_link_speed speed;
- /*
- * Set advertisement settings in PHY based on autoneg_advertised
- * settings. If autoneg_advertised = 0, then advertise default values
- * tnx devices cannot be "forced" to a autoneg 10G and fail. But can
- * for a 1G.
- */
- hw->phy.ops.read_reg(hw, MDIO_AN_ADVERTISE, MDIO_MMD_AN, &autoneg_reg);
+ ixgbe_get_copper_link_capabilities_generic(hw, &speed, &autoneg);
- if (hw->phy.autoneg_advertised == IXGBE_LINK_SPEED_1GB_FULL)
+ if (speed & IXGBE_LINK_SPEED_10GB_FULL) {
+ /* Set or unset auto-negotiation 10G advertisement */
+ hw->phy.ops.read_reg(hw, MDIO_AN_10GBT_CTRL,
+ MDIO_MMD_AN,
+ &autoneg_reg);
+
autoneg_reg &= ~MDIO_AN_10GBT_CTRL_ADV10G;
- else
- autoneg_reg |= MDIO_AN_10GBT_CTRL_ADV10G;
+ if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL)
+ autoneg_reg |= MDIO_AN_10GBT_CTRL_ADV10G;
- hw->phy.ops.write_reg(hw, MDIO_AN_ADVERTISE, MDIO_MMD_AN, autoneg_reg);
+ hw->phy.ops.write_reg(hw, MDIO_AN_10GBT_CTRL,
+ MDIO_MMD_AN,
+ autoneg_reg);
+ }
+
+ if (speed & IXGBE_LINK_SPEED_1GB_FULL) {
+ /* Set or unset auto-negotiation 1G advertisement */
+ hw->phy.ops.read_reg(hw,
+ IXGBE_MII_AUTONEG_VENDOR_PROVISION_1_REG,
+ MDIO_MMD_AN,
+ &autoneg_reg);
+
+ autoneg_reg &= ~IXGBE_MII_1GBASE_T_ADVERTISE;
+ if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL)
+ autoneg_reg |= IXGBE_MII_1GBASE_T_ADVERTISE;
+
+ hw->phy.ops.write_reg(hw,
+ IXGBE_MII_AUTONEG_VENDOR_PROVISION_1_REG,
+ MDIO_MMD_AN,
+ autoneg_reg);
+ }
+
+ if (speed & IXGBE_LINK_SPEED_100_FULL) {
+ /* Set or unset auto-negotiation 100M advertisement */
+ hw->phy.ops.read_reg(hw, MDIO_AN_ADVERTISE,
+ MDIO_MMD_AN,
+ &autoneg_reg);
+
+ autoneg_reg &= ~ADVERTISE_100FULL;
+ if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_100_FULL)
+ autoneg_reg |= ADVERTISE_100FULL;
+
+ hw->phy.ops.write_reg(hw, MDIO_AN_ADVERTISE,
+ MDIO_MMD_AN,
+ autoneg_reg);
+ }
/* Restart PHY autonegotiation and wait for completion */
- hw->phy.ops.read_reg(hw, MDIO_CTRL1, MDIO_MMD_AN, &autoneg_reg);
+ hw->phy.ops.read_reg(hw, MDIO_CTRL1,
+ MDIO_MMD_AN, &autoneg_reg);
autoneg_reg |= MDIO_AN_CTRL1_RESTART;
- hw->phy.ops.write_reg(hw, MDIO_CTRL1, MDIO_MMD_AN, autoneg_reg);
+ hw->phy.ops.write_reg(hw, MDIO_CTRL1,
+ MDIO_MMD_AN, autoneg_reg);
/* Wait for autonegotiation to finish */
for (time_out = 0; time_out < max_time_out; time_out++) {
udelay(10);
/* Restart PHY autonegotiation and wait for completion */
- status = hw->phy.ops.read_reg(hw, MDIO_STAT1, MDIO_MMD_AN,
- &autoneg_reg);
+ status = hw->phy.ops.read_reg(hw, MDIO_STAT1,
+ MDIO_MMD_AN,
+ &autoneg_reg);
autoneg_reg &= MDIO_AN_STAT1_COMPLETE;
if (autoneg_reg == MDIO_AN_STAT1_COMPLETE) {
- status = 0;
break;
}
}
- if (time_out == max_time_out)
+ if (time_out == max_time_out) {
status = IXGBE_ERR_LINK_SETUP;
+ hw_dbg(hw, "ixgbe_setup_phy_link_generic: time out");
+ }
return status;
}
@@ -473,6 +513,9 @@
if (speed & IXGBE_LINK_SPEED_1GB_FULL)
hw->phy.autoneg_advertised |= IXGBE_LINK_SPEED_1GB_FULL;
+ if (speed & IXGBE_LINK_SPEED_100_FULL)
+ hw->phy.autoneg_advertised |= IXGBE_LINK_SPEED_100_FULL;
+
/* Setup link based on the new speed settings */
hw->phy.ops.setup_link(hw);
@@ -513,6 +556,180 @@
}
/**
+ * ixgbe_check_phy_link_tnx - Determine link and speed status
+ * @hw: pointer to hardware structure
+ *
+ * Reads the VS1 register to determine if link is up and the current speed for
+ * the PHY.
+ **/
+s32 ixgbe_check_phy_link_tnx(struct ixgbe_hw *hw, ixgbe_link_speed *speed,
+ bool *link_up)
+{
+ s32 status = 0;
+ u32 time_out;
+ u32 max_time_out = 10;
+ u16 phy_link = 0;
+ u16 phy_speed = 0;
+ u16 phy_data = 0;
+
+ /* Initialize speed and link to default case */
+ *link_up = false;
+ *speed = IXGBE_LINK_SPEED_10GB_FULL;
+
+ /*
+ * Check current speed and link status of the PHY register.
+ * This is a vendor specific register and may have to
+ * be changed for other copper PHYs.
+ */
+ for (time_out = 0; time_out < max_time_out; time_out++) {
+ udelay(10);
+ status = hw->phy.ops.read_reg(hw,
+ MDIO_STAT1,
+ MDIO_MMD_VEND1,
+ &phy_data);
+ phy_link = phy_data &
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_LINK_STATUS;
+ phy_speed = phy_data &
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_SPEED_STATUS;
+ if (phy_link == IXGBE_MDIO_VENDOR_SPECIFIC_1_LINK_STATUS) {
+ *link_up = true;
+ if (phy_speed ==
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_SPEED_STATUS)
+ *speed = IXGBE_LINK_SPEED_1GB_FULL;
+ break;
+ }
+ }
+
+ return status;
+}
+
+/**
+ * ixgbe_setup_phy_link_tnx - Set and restart autoneg
+ * @hw: pointer to hardware structure
+ *
+ * Restart autonegotiation and PHY and waits for completion.
+ **/
+s32 ixgbe_setup_phy_link_tnx(struct ixgbe_hw *hw)
+{
+ s32 status = 0;
+ u32 time_out;
+ u32 max_time_out = 10;
+ u16 autoneg_reg = IXGBE_MII_AUTONEG_REG;
+ bool autoneg = false;
+ ixgbe_link_speed speed;
+
+ ixgbe_get_copper_link_capabilities_generic(hw, &speed, &autoneg);
+
+ if (speed & IXGBE_LINK_SPEED_10GB_FULL) {
+ /* Set or unset auto-negotiation 10G advertisement */
+ hw->phy.ops.read_reg(hw, MDIO_AN_10GBT_CTRL,
+ MDIO_MMD_AN,
+ &autoneg_reg);
+
+ autoneg_reg &= ~MDIO_AN_10GBT_CTRL_ADV10G;
+ if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL)
+ autoneg_reg |= MDIO_AN_10GBT_CTRL_ADV10G;
+
+ hw->phy.ops.write_reg(hw, MDIO_AN_10GBT_CTRL,
+ MDIO_MMD_AN,
+ autoneg_reg);
+ }
+
+ if (speed & IXGBE_LINK_SPEED_1GB_FULL) {
+ /* Set or unset auto-negotiation 1G advertisement */
+ hw->phy.ops.read_reg(hw, IXGBE_MII_AUTONEG_XNP_TX_REG,
+ MDIO_MMD_AN,
+ &autoneg_reg);
+
+ autoneg_reg &= ~IXGBE_MII_1GBASE_T_ADVERTISE_XNP_TX;
+ if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL)
+ autoneg_reg |= IXGBE_MII_1GBASE_T_ADVERTISE_XNP_TX;
+
+ hw->phy.ops.write_reg(hw, IXGBE_MII_AUTONEG_XNP_TX_REG,
+ MDIO_MMD_AN,
+ autoneg_reg);
+ }
+
+ if (speed & IXGBE_LINK_SPEED_100_FULL) {
+ /* Set or unset auto-negotiation 100M advertisement */
+ hw->phy.ops.read_reg(hw, MDIO_AN_ADVERTISE,
+ MDIO_MMD_AN,
+ &autoneg_reg);
+
+ autoneg_reg &= ~ADVERTISE_100FULL;
+ if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_100_FULL)
+ autoneg_reg |= ADVERTISE_100FULL;
+
+ hw->phy.ops.write_reg(hw, MDIO_AN_ADVERTISE,
+ MDIO_MMD_AN,
+ autoneg_reg);
+ }
+
+ /* Restart PHY autonegotiation and wait for completion */
+ hw->phy.ops.read_reg(hw, MDIO_CTRL1,
+ MDIO_MMD_AN, &autoneg_reg);
+
+ autoneg_reg |= MDIO_AN_CTRL1_RESTART;
+
+ hw->phy.ops.write_reg(hw, MDIO_CTRL1,
+ MDIO_MMD_AN, autoneg_reg);
+
+ /* Wait for autonegotiation to finish */
+ for (time_out = 0; time_out < max_time_out; time_out++) {
+ udelay(10);
+ /* Restart PHY autonegotiation and wait for completion */
+ status = hw->phy.ops.read_reg(hw, MDIO_STAT1,
+ MDIO_MMD_AN,
+ &autoneg_reg);
+
+ autoneg_reg &= MDIO_AN_STAT1_COMPLETE;
+ if (autoneg_reg == MDIO_AN_STAT1_COMPLETE)
+ break;
+ }
+
+ if (time_out == max_time_out) {
+ status = IXGBE_ERR_LINK_SETUP;
+ hw_dbg(hw, "ixgbe_setup_phy_link_tnx: time out");
+ }
+
+ return status;
+}
+
+/**
+ * ixgbe_get_phy_firmware_version_tnx - Gets the PHY Firmware Version
+ * @hw: pointer to hardware structure
+ * @firmware_version: pointer to the PHY Firmware Version
+ **/
+s32 ixgbe_get_phy_firmware_version_tnx(struct ixgbe_hw *hw,
+ u16 *firmware_version)
+{
+ s32 status = 0;
+
+ status = hw->phy.ops.read_reg(hw, TNX_FW_REV,
+ MDIO_MMD_VEND1,
+ firmware_version);
+
+ return status;
+}
+
+/**
+ * ixgbe_get_phy_firmware_version_generic - Gets the PHY Firmware Version
+ * @hw: pointer to hardware structure
+ * @firmware_version: pointer to the PHY Firmware Version
+ **/
+s32 ixgbe_get_phy_firmware_version_generic(struct ixgbe_hw *hw,
+ u16 *firmware_version)
+{
+ s32 status = 0;
+
+ status = hw->phy.ops.read_reg(hw, AQ_FW_REV,
+ MDIO_MMD_VEND1,
+ firmware_version);
+
+ return status;
+}
+
+/**
* ixgbe_reset_phy_nl - Performs a PHY reset
* @hw: pointer to hardware structure
**/
@@ -1477,86 +1694,6 @@
}
/**
- * ixgbe_check_phy_link_tnx - Determine link and speed status
- * @hw: pointer to hardware structure
- *
- * Reads the VS1 register to determine if link is up and the current speed for
- * the PHY.
- **/
-s32 ixgbe_check_phy_link_tnx(struct ixgbe_hw *hw, ixgbe_link_speed *speed,
- bool *link_up)
-{
- s32 status = 0;
- u32 time_out;
- u32 max_time_out = 10;
- u16 phy_link = 0;
- u16 phy_speed = 0;
- u16 phy_data = 0;
-
- /* Initialize speed and link to default case */
- *link_up = false;
- *speed = IXGBE_LINK_SPEED_10GB_FULL;
-
- /*
- * Check current speed and link status of the PHY register.
- * This is a vendor specific register and may have to
- * be changed for other copper PHYs.
- */
- for (time_out = 0; time_out < max_time_out; time_out++) {
- udelay(10);
- status = hw->phy.ops.read_reg(hw,
- IXGBE_MDIO_VENDOR_SPECIFIC_1_STATUS,
- MDIO_MMD_VEND1,
- &phy_data);
- phy_link = phy_data &
- IXGBE_MDIO_VENDOR_SPECIFIC_1_LINK_STATUS;
- phy_speed = phy_data &
- IXGBE_MDIO_VENDOR_SPECIFIC_1_SPEED_STATUS;
- if (phy_link == IXGBE_MDIO_VENDOR_SPECIFIC_1_LINK_STATUS) {
- *link_up = true;
- if (phy_speed ==
- IXGBE_MDIO_VENDOR_SPECIFIC_1_SPEED_STATUS)
- *speed = IXGBE_LINK_SPEED_1GB_FULL;
- break;
- }
- }
-
- return status;
-}
-
-/**
- * ixgbe_get_phy_firmware_version_tnx - Gets the PHY Firmware Version
- * @hw: pointer to hardware structure
- * @firmware_version: pointer to the PHY Firmware Version
- **/
-s32 ixgbe_get_phy_firmware_version_tnx(struct ixgbe_hw *hw,
- u16 *firmware_version)
-{
- s32 status = 0;
-
- status = hw->phy.ops.read_reg(hw, TNX_FW_REV, MDIO_MMD_VEND1,
- firmware_version);
-
- return status;
-}
-
-/**
- * ixgbe_get_phy_firmware_version_generic - Gets the PHY Firmware Version
- * @hw: pointer to hardware structure
- * @firmware_version: pointer to the PHY Firmware Version
-**/
-s32 ixgbe_get_phy_firmware_version_generic(struct ixgbe_hw *hw,
- u16 *firmware_version)
-{
- s32 status = 0;
-
- status = hw->phy.ops.read_reg(hw, AQ_FW_REV, MDIO_MMD_VEND1,
- firmware_version);
-
- return status;
-}
-
-/**
* ixgbe_tn_check_overtemp - Checks if an overtemp occured.
* @hw: pointer to hardware structure
*
diff --git a/drivers/net/ixgbe/ixgbe_phy.h b/drivers/net/ixgbe/ixgbe_phy.h
index 9bf2783..197bdd1 100644
--- a/drivers/net/ixgbe/ixgbe_phy.h
+++ b/drivers/net/ixgbe/ixgbe_phy.h
@@ -108,6 +108,7 @@
s32 ixgbe_check_phy_link_tnx(struct ixgbe_hw *hw,
ixgbe_link_speed *speed,
bool *link_up);
+s32 ixgbe_setup_phy_link_tnx(struct ixgbe_hw *hw);
s32 ixgbe_get_phy_firmware_version_tnx(struct ixgbe_hw *hw,
u16 *firmware_version);
s32 ixgbe_get_phy_firmware_version_generic(struct ixgbe_hw *hw,
diff --git a/drivers/net/ixgbe/ixgbe_sriov.c b/drivers/net/ixgbe/ixgbe_sriov.c
index 58c9b45..6e50d83 100644
--- a/drivers/net/ixgbe/ixgbe_sriov.c
+++ b/drivers/net/ixgbe/ixgbe_sriov.c
@@ -478,9 +478,90 @@
return err;
}
+static int ixgbe_link_mbps(int internal_link_speed)
+{
+ switch (internal_link_speed) {
+ case IXGBE_LINK_SPEED_100_FULL:
+ return 100;
+ case IXGBE_LINK_SPEED_1GB_FULL:
+ return 1000;
+ case IXGBE_LINK_SPEED_10GB_FULL:
+ return 10000;
+ default:
+ return 0;
+ }
+}
+
+static void ixgbe_set_vf_rate_limit(struct ixgbe_hw *hw, int vf, int tx_rate,
+ int link_speed)
+{
+ int rf_dec, rf_int;
+ u32 bcnrc_val;
+
+ if (tx_rate != 0) {
+ /* Calculate the rate factor values to set */
+ rf_int = link_speed / tx_rate;
+ rf_dec = (link_speed - (rf_int * tx_rate));
+ rf_dec = (rf_dec * (1<<IXGBE_RTTBCNRC_RF_INT_SHIFT)) / tx_rate;
+
+ bcnrc_val = IXGBE_RTTBCNRC_RS_ENA;
+ bcnrc_val |= ((rf_int<<IXGBE_RTTBCNRC_RF_INT_SHIFT) &
+ IXGBE_RTTBCNRC_RF_INT_MASK);
+ bcnrc_val |= (rf_dec & IXGBE_RTTBCNRC_RF_DEC_MASK);
+ } else {
+ bcnrc_val = 0;
+ }
+
+ IXGBE_WRITE_REG(hw, IXGBE_RTTDQSEL, 2*vf); /* vf Y uses queue 2*Y */
+ IXGBE_WRITE_REG(hw, IXGBE_RTTBCNRC, bcnrc_val);
+}
+
+void ixgbe_check_vf_rate_limit(struct ixgbe_adapter *adapter)
+{
+ int actual_link_speed, i;
+ bool reset_rate = false;
+
+ /* VF Tx rate limit was not set */
+ if (adapter->vf_rate_link_speed == 0)
+ return;
+
+ actual_link_speed = ixgbe_link_mbps(adapter->link_speed);
+ if (actual_link_speed != adapter->vf_rate_link_speed) {
+ reset_rate = true;
+ adapter->vf_rate_link_speed = 0;
+ dev_info(&adapter->pdev->dev,
+ "Link speed has been changed. VF Transmit rate "
+ "is disabled\n");
+ }
+
+ for (i = 0; i < adapter->num_vfs; i++) {
+ if (reset_rate)
+ adapter->vfinfo[i].tx_rate = 0;
+
+ ixgbe_set_vf_rate_limit(&adapter->hw, i,
+ adapter->vfinfo[i].tx_rate,
+ actual_link_speed);
+ }
+}
+
int ixgbe_ndo_set_vf_bw(struct net_device *netdev, int vf, int tx_rate)
{
- return -EOPNOTSUPP;
+ struct ixgbe_adapter *adapter = netdev_priv(netdev);
+ struct ixgbe_hw *hw = &adapter->hw;
+ int actual_link_speed;
+
+ actual_link_speed = ixgbe_link_mbps(adapter->link_speed);
+ if ((vf >= adapter->num_vfs) || (!adapter->link_up) ||
+ (tx_rate > actual_link_speed) || (actual_link_speed != 10000) ||
+ ((tx_rate != 0) && (tx_rate <= 10)))
+ /* rate limit cannot be set to 10Mb or less in 10Gb adapters */
+ return -EINVAL;
+
+ adapter->vf_rate_link_speed = actual_link_speed;
+ adapter->vfinfo[vf].tx_rate = (u16)tx_rate;
+ ixgbe_set_vf_rate_limit(hw, vf, tx_rate, actual_link_speed);
+
+ return 0;
}
int ixgbe_ndo_get_vf_config(struct net_device *netdev,
@@ -491,7 +572,7 @@
return -EINVAL;
ivi->vf = vf;
memcpy(&ivi->mac, adapter->vfinfo[vf].vf_mac_addresses, ETH_ALEN);
- ivi->tx_rate = 0;
+ ivi->tx_rate = adapter->vfinfo[vf].tx_rate;
ivi->vlan = adapter->vfinfo[vf].pf_vlan;
ivi->qos = adapter->vfinfo[vf].pf_qos;
return 0;
diff --git a/drivers/net/ixgbe/ixgbe_sriov.h b/drivers/net/ixgbe/ixgbe_sriov.h
index e7dd029..3417556 100644
--- a/drivers/net/ixgbe/ixgbe_sriov.h
+++ b/drivers/net/ixgbe/ixgbe_sriov.h
@@ -40,6 +40,7 @@
int ixgbe_ndo_set_vf_bw(struct net_device *netdev, int vf, int tx_rate);
int ixgbe_ndo_get_vf_config(struct net_device *netdev,
int vf, struct ifla_vf_info *ivi);
+void ixgbe_check_vf_rate_limit(struct ixgbe_adapter *adapter);
#endif /* _IXGBE_SRIOV_H_ */
diff --git a/drivers/net/ixgbe/ixgbe_type.h b/drivers/net/ixgbe/ixgbe_type.h
index f190a4a..25c1fb7 100644
--- a/drivers/net/ixgbe/ixgbe_type.h
+++ b/drivers/net/ixgbe/ixgbe_type.h
@@ -533,6 +533,12 @@
#define IXGBE_RTTDTECC 0x04990
#define IXGBE_RTTDTECC_NO_BCN 0x00000100
#define IXGBE_RTTBCNRC 0x04984
+#define IXGBE_RTTBCNRC_RS_ENA 0x80000000
+#define IXGBE_RTTBCNRC_RF_DEC_MASK 0x00003FFF
+#define IXGBE_RTTBCNRC_RF_INT_SHIFT 14
+#define IXGBE_RTTBCNRC_RF_INT_MASK \
+ (IXGBE_RTTBCNRC_RF_DEC_MASK << IXGBE_RTTBCNRC_RF_INT_SHIFT)
+
/* FCoE registers */
#define IXGBE_FCPTRL 0x02410 /* FC User Desc. PTR Low */
@@ -1009,6 +1015,13 @@
#define IXGBE_MDIO_PMA_PMD_SDA_SCL_DATA 0xC30B /* PHY_XS SDA/SCL Data Reg */
#define IXGBE_MDIO_PMA_PMD_SDA_SCL_STAT 0xC30C /* PHY_XS SDA/SCL Status Reg */
+/* MII clause 22/28 definitions */
+#define IXGBE_MII_AUTONEG_VENDOR_PROVISION_1_REG 0xC400 /* 1G Provisioning 1 */
+#define IXGBE_MII_AUTONEG_XNP_TX_REG 0x17 /* 1G XNP Transmit */
+#define IXGBE_MII_1GBASE_T_ADVERTISE_XNP_TX 0x4000 /* full duplex, bit:14*/
+#define IXGBE_MII_1GBASE_T_ADVERTISE 0x8000 /* full duplex, bit:15*/
+#define IXGBE_MII_AUTONEG_REG 0x0
+
#define IXGBE_PHY_REVISION_MASK 0xFFFFFFF0
#define IXGBE_MAX_PHY_ADDR 32
diff --git a/drivers/net/ixgbevf/ethtool.c b/drivers/net/ixgbevf/ethtool.c
index fa29b3c..0563ab2 100644
--- a/drivers/net/ixgbevf/ethtool.c
+++ b/drivers/net/ixgbevf/ethtool.c
@@ -172,7 +172,7 @@
"IXGBE_VFSTATUS",
"IXGBE_VFLINKS",
"IXGBE_VFRXMEMWRAP",
- "IXGBE_VFRTIMER",
+ "IXGBE_VFFRTIMER",
"IXGBE_VTEICR",
"IXGBE_VTEICS",
"IXGBE_VTEIMS",
@@ -240,7 +240,7 @@
regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_VFSTATUS);
regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_VFLINKS);
regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_VFRXMEMWRAP);
- regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_VFRTIMER);
+ regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_VFFRTIMER);
/* Interrupt */
/* don't read EICR because it can clear interrupt causes, instead
diff --git a/drivers/net/ixgbevf/ixgbevf_main.c b/drivers/net/ixgbevf/ixgbevf_main.c
index c1fb2c1..054ab05 100644
--- a/drivers/net/ixgbevf/ixgbevf_main.c
+++ b/drivers/net/ixgbevf/ixgbevf_main.c
@@ -49,9 +49,9 @@
char ixgbevf_driver_name[] = "ixgbevf";
static const char ixgbevf_driver_string[] =
- "Intel(R) 82599 Virtual Function";
+ "Intel(R) 10 Gigabit PCI Express Virtual Function Network Driver";
-#define DRV_VERSION "1.1.0-k0"
+#define DRV_VERSION "2.0.0-k2"
const char ixgbevf_driver_version[] = DRV_VERSION;
static char ixgbevf_copyright[] =
"Copyright (c) 2009 - 2010 Intel Corporation.";
diff --git a/drivers/net/ixgbevf/regs.h b/drivers/net/ixgbevf/regs.h
index fb80ca1..189200e 100644
--- a/drivers/net/ixgbevf/regs.h
+++ b/drivers/net/ixgbevf/regs.h
@@ -31,7 +31,7 @@
#define IXGBE_VFCTRL 0x00000
#define IXGBE_VFSTATUS 0x00008
#define IXGBE_VFLINKS 0x00010
-#define IXGBE_VFRTIMER 0x00048
+#define IXGBE_VFFRTIMER 0x00048
#define IXGBE_VFRXMEMWRAP 0x03190
#define IXGBE_VTEICR 0x00100
#define IXGBE_VTEICS 0x00104