// SPDX-License-Identifier: GPL-2.0 /* Copyright(c) 1999 - 2018 Intel Corporation. */ #include #include #include #include "ixgbe.h" #include "ixgbe_phy.h" #include "ixgbe_x540.h" #define IXGBE_X540_MAX_TX_QUEUES 128 #define IXGBE_X540_MAX_RX_QUEUES 128 #define IXGBE_X540_RAR_ENTRIES 128 #define IXGBE_X540_MC_TBL_SIZE 128 #define IXGBE_X540_VFT_TBL_SIZE 128 #define IXGBE_X540_RX_PB_SIZE 384 static s32 ixgbe_update_flash_X540(struct ixgbe_hw *hw); static s32 ixgbe_poll_flash_update_done_X540(struct ixgbe_hw *hw); static s32 ixgbe_get_swfw_sync_semaphore(struct ixgbe_hw *hw); static void ixgbe_release_swfw_sync_semaphore(struct ixgbe_hw *hw); enum ixgbe_media_type ixgbe_get_media_type_X540(struct ixgbe_hw *hw) { return ixgbe_media_type_copper; } s32 ixgbe_get_invariants_X540(struct ixgbe_hw *hw) { struct ixgbe_mac_info *mac = &hw->mac; struct ixgbe_phy_info *phy = &hw->phy; /* set_phy_power was set by default to NULL */ phy->ops.set_phy_power = ixgbe_set_copper_phy_power; mac->mcft_size = IXGBE_X540_MC_TBL_SIZE; mac->vft_size = IXGBE_X540_VFT_TBL_SIZE; mac->num_rar_entries = IXGBE_X540_RAR_ENTRIES; mac->rx_pb_size = IXGBE_X540_RX_PB_SIZE; mac->max_rx_queues = IXGBE_X540_MAX_RX_QUEUES; mac->max_tx_queues = IXGBE_X540_MAX_TX_QUEUES; mac->max_msix_vectors = ixgbe_get_pcie_msix_count_generic(hw); return 0; } /** * ixgbe_setup_mac_link_X540 - Set the auto advertised capabilitires * @hw: pointer to hardware structure * @speed: new link speed * @autoneg_wait_to_complete: true when waiting for completion is needed **/ s32 ixgbe_setup_mac_link_X540(struct ixgbe_hw *hw, ixgbe_link_speed speed, bool autoneg_wait_to_complete) { return hw->phy.ops.setup_link_speed(hw, speed, autoneg_wait_to_complete); } /** * ixgbe_reset_hw_X540 - Perform hardware reset * @hw: pointer to hardware structure * * Resets the hardware by resetting the transmit and receive units, masks * and clears all interrupts, perform a PHY reset, and perform a link (MAC) * reset. **/ s32 ixgbe_reset_hw_X540(struct ixgbe_hw *hw) { s32 status; u32 ctrl, i; u32 swfw_mask = hw->phy.phy_semaphore_mask; /* Call adapter stop to disable tx/rx and clear interrupts */ status = hw->mac.ops.stop_adapter(hw); if (status) return status; /* flush pending Tx transactions */ ixgbe_clear_tx_pending(hw); mac_reset_top: status = hw->mac.ops.acquire_swfw_sync(hw, swfw_mask); if (status) { hw_dbg(hw, "semaphore failed with %d", status); return IXGBE_ERR_SWFW_SYNC; } ctrl = IXGBE_CTRL_RST; ctrl |= IXGBE_READ_REG(hw, IXGBE_CTRL); IXGBE_WRITE_REG(hw, IXGBE_CTRL, ctrl); IXGBE_WRITE_FLUSH(hw); hw->mac.ops.release_swfw_sync(hw, swfw_mask); usleep_range(1000, 1200); /* Poll for reset bit to self-clear indicating reset is complete */ for (i = 0; i < 10; i++) { ctrl = IXGBE_READ_REG(hw, IXGBE_CTRL); if (!(ctrl & IXGBE_CTRL_RST_MASK)) break; udelay(1); } if (ctrl & IXGBE_CTRL_RST_MASK) { status = IXGBE_ERR_RESET_FAILED; hw_dbg(hw, "Reset polling failed to complete.\n"); } msleep(100); /* * Double resets are required for recovery from certain error * conditions. Between resets, it is necessary to stall to allow time * for any pending HW events to complete. */ if (hw->mac.flags & IXGBE_FLAGS_DOUBLE_RESET_REQUIRED) { hw->mac.flags &= ~IXGBE_FLAGS_DOUBLE_RESET_REQUIRED; goto mac_reset_top; } /* Set the Rx packet buffer size. */ IXGBE_WRITE_REG(hw, IXGBE_RXPBSIZE(0), 384 << IXGBE_RXPBSIZE_SHIFT); /* Store the permanent mac address */ hw->mac.ops.get_mac_addr(hw, hw->mac.perm_addr); /* * Store MAC address from RAR0, clear receive address registers, and * clear the multicast table. Also reset num_rar_entries to 128, * since we modify this value when programming the SAN MAC address. */ hw->mac.num_rar_entries = IXGBE_X540_MAX_TX_QUEUES; hw->mac.ops.init_rx_addrs(hw); /* Store the permanent SAN mac address */ hw->mac.ops.get_san_mac_addr(hw, hw->mac.san_addr); /* Add the SAN MAC address to the RAR only if it's a valid address */ if (is_valid_ether_addr(hw->mac.san_addr)) { /* Save the SAN MAC RAR index */ hw->mac.san_mac_rar_index = hw->mac.num_rar_entries - 1; hw->mac.ops.set_rar(hw, hw->mac.san_mac_rar_index, hw->mac.san_addr, 0, IXGBE_RAH_AV); /* clear VMDq pool/queue selection for this RAR */ hw->mac.ops.clear_vmdq(hw, hw->mac.san_mac_rar_index, IXGBE_CLEAR_VMDQ_ALL); /* Reserve the last RAR for the SAN MAC address */ hw->mac.num_rar_entries--; } /* Store the alternative WWNN/WWPN prefix */ hw->mac.ops.get_wwn_prefix(hw, &hw->mac.wwnn_prefix, &hw->mac.wwpn_prefix); return status; } /** * ixgbe_start_hw_X540 - Prepare hardware for Tx/Rx * @hw: pointer to hardware structure * * Starts the hardware using the generic start_hw function * and the generation start_hw function. * Then performs revision-specific operations, if any. **/ s32 ixgbe_start_hw_X540(struct ixgbe_hw *hw) { s32 ret_val; ret_val = ixgbe_start_hw_generic(hw); if (ret_val) return ret_val; return ixgbe_start_hw_gen2(hw); } /** * ixgbe_init_eeprom_params_X540 - Initialize EEPROM params * @hw: pointer to hardware structure * * Initializes the EEPROM parameters ixgbe_eeprom_info within the * ixgbe_hw struct in order to set up EEPROM access. **/ s32 ixgbe_init_eeprom_params_X540(struct ixgbe_hw *hw) { struct ixgbe_eeprom_info *eeprom = &hw->eeprom; u32 eec; u16 eeprom_size; if (eeprom->type == ixgbe_eeprom_uninitialized) { eeprom->semaphore_delay = 10; eeprom->type = ixgbe_flash; eec = IXGBE_READ_REG(hw, IXGBE_EEC(hw)); eeprom_size = (u16)((eec & IXGBE_EEC_SIZE) >> IXGBE_EEC_SIZE_SHIFT); eeprom->word_size = BIT(eeprom_size + IXGBE_EEPROM_WORD_SIZE_SHIFT); hw_dbg(hw, "Eeprom params: type = %d, size = %d\n", eeprom->type, eeprom->word_size); } return 0; } /** * ixgbe_read_eerd_X540- Read EEPROM word using EERD * @hw: pointer to hardware structure * @offset: offset of word in the EEPROM to read * @data: word read from the EEPROM * * Reads a 16 bit word from the EEPROM using the EERD register. **/ static s32 ixgbe_read_eerd_X540(struct ixgbe_hw *hw, u16 offset, u16 *data) { s32 status; if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM)) return IXGBE_ERR_SWFW_SYNC; status = ixgbe_read_eerd_generic(hw, offset, data); hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM); return status; } /** * ixgbe_read_eerd_buffer_X540 - Read EEPROM word(s) using EERD * @hw: pointer to hardware structure * @offset: offset of word in the EEPROM to read * @words: number of words * @data: word(s) read from the EEPROM * * Reads a 16 bit word(s) from the EEPROM using the EERD register. **/ static s32 ixgbe_read_eerd_buffer_X540(struct ixgbe_hw *hw, u16 offset, u16 words, u16 *data) { s32 status; if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM)) return IXGBE_ERR_SWFW_SYNC; status = ixgbe_read_eerd_buffer_generic(hw, offset, words, data); hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM); return status; } /** * ixgbe_write_eewr_X540 - Write EEPROM word using EEWR * @hw: pointer to hardware structure * @offset: offset of word in the EEPROM to write * @data: word write to the EEPROM * * Write a 16 bit word to the EEPROM using the EEWR register. **/ static s32 ixgbe_write_eewr_X540(struct ixgbe_hw *hw, u16 offset, u16 data) { s32 status; if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM)) return IXGBE_ERR_SWFW_SYNC; status = ixgbe_write_eewr_generic(hw, offset, data); hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM); return status; } /** * ixgbe_write_eewr_buffer_X540 - Write EEPROM word(s) using EEWR * @hw: pointer to hardware structure * @offset: offset of word in the EEPROM to write * @words: number of words * @data: word(s) write to the EEPROM * * Write a 16 bit word(s) to the EEPROM using the EEWR register. **/ static s32 ixgbe_write_eewr_buffer_X540(struct ixgbe_hw *hw, u16 offset, u16 words, u16 *data) { s32 status; if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM)) return IXGBE_ERR_SWFW_SYNC; status = ixgbe_write_eewr_buffer_generic(hw, offset, words, data); hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM); return status; } /** * ixgbe_calc_eeprom_checksum_X540 - Calculates and returns the checksum * * This function does not use synchronization for EERD and EEWR. It can * be used internally by function which utilize ixgbe_acquire_swfw_sync_X540. * * @hw: pointer to hardware structure **/ static s32 ixgbe_calc_eeprom_checksum_X540(struct ixgbe_hw *hw) { u16 i; u16 j; u16 checksum = 0; u16 length = 0; u16 pointer = 0; u16 word = 0; u16 checksum_last_word = IXGBE_EEPROM_CHECKSUM; u16 ptr_start = IXGBE_PCIE_ANALOG_PTR; /* * Do not use hw->eeprom.ops.read because we do not want to take * the synchronization semaphores here. Instead use * ixgbe_read_eerd_generic */ /* Include 0x0-0x3F in the checksum */ for (i = 0; i < checksum_last_word; i++) { if (ixgbe_read_eerd_generic(hw, i, &word)) { hw_dbg(hw, "EEPROM read failed\n"); return IXGBE_ERR_EEPROM; } checksum += word; } /* * Include all data from pointers 0x3, 0x6-0xE. This excludes the * FW, PHY module, and PCIe Expansion/Option ROM pointers. */ for (i = ptr_start; i < IXGBE_FW_PTR; i++) { if (i == IXGBE_PHY_PTR || i == IXGBE_OPTION_ROM_PTR) continue; if (ixgbe_read_eerd_generic(hw, i, &pointer)) { hw_dbg(hw, "EEPROM read failed\n"); break; } /* Skip pointer section if the pointer is invalid. */ if (pointer == 0xFFFF || pointer == 0 || pointer >= hw->eeprom.word_size) continue; if (ixgbe_read_eerd_generic(hw, pointer, &length)) { hw_dbg(hw, "EEPROM read failed\n"); return IXGBE_ERR_EEPROM; break; } /* Skip pointer section if length is invalid. */ if (length == 0xFFFF || length == 0 || (pointer + length) >= hw->eeprom.word_size) continue; for (j = pointer + 1; j <= pointer + length; j++) { if (ixgbe_read_eerd_generic(hw, j, &word)) { hw_dbg(hw, "EEPROM read failed\n"); return IXGBE_ERR_EEPROM; } checksum += word; } } checksum = (u16)IXGBE_EEPROM_SUM - checksum; return (s32)checksum; } /** * ixgbe_validate_eeprom_checksum_X540 - Validate EEPROM checksum * @hw: pointer to hardware structure * @checksum_val: calculated checksum * * Performs checksum calculation and validates the EEPROM checksum. If the * caller does not need checksum_val, the value can be NULL. **/ static s32 ixgbe_validate_eeprom_checksum_X540(struct ixgbe_hw *hw, u16 *checksum_val) { s32 status; u16 checksum; u16 read_checksum = 0; /* Read the first word from the EEPROM. If this times out or fails, do * not continue or we could be in for a very long wait while every * EEPROM read fails */ status = hw->eeprom.ops.read(hw, 0, &checksum); if (status) { hw_dbg(hw, "EEPROM read failed\n"); return status; } if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM)) return IXGBE_ERR_SWFW_SYNC; status = hw->eeprom.ops.calc_checksum(hw); if (status < 0) goto out; checksum = (u16)(status & 0xffff); /* Do not use hw->eeprom.ops.read because we do not want to take * the synchronization semaphores twice here. */ status = ixgbe_read_eerd_generic(hw, IXGBE_EEPROM_CHECKSUM, &read_checksum); if (status) goto out; /* Verify read checksum from EEPROM is the same as * calculated checksum */ if (read_checksum != checksum) { hw_dbg(hw, "Invalid EEPROM checksum"); status = IXGBE_ERR_EEPROM_CHECKSUM; } /* If the user cares, return the calculated checksum */ if (checksum_val) *checksum_val = checksum; out: hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM); return status; } /** * ixgbe_update_eeprom_checksum_X540 - Updates the EEPROM checksum and flash * @hw: pointer to hardware structure * * After writing EEPROM to shadow RAM using EEWR register, software calculates * checksum and updates the EEPROM and instructs the hardware to update * the flash. **/ static s32 ixgbe_update_eeprom_checksum_X540(struct ixgbe_hw *hw) { s32 status; u16 checksum; /* Read the first word from the EEPROM. If this times out or fails, do * not continue or we could be in for a very long wait while every * EEPROM read fails */ status = hw->eeprom.ops.read(hw, 0, &checksum); if (status) { hw_dbg(hw, "EEPROM read failed\n"); return status; } if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM)) return IXGBE_ERR_SWFW_SYNC; status = hw->eeprom.ops.calc_checksum(hw); if (status < 0) goto out; checksum = (u16)(status & 0xffff); /* Do not use hw->eeprom.ops.write because we do not want to * take the synchronization semaphores twice here. */ status = ixgbe_write_eewr_generic(hw, IXGBE_EEPROM_CHECKSUM, checksum); if (status) goto out; status = ixgbe_update_flash_X540(hw); out: hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM); return status; } /** * ixgbe_update_flash_X540 - Instruct HW to copy EEPROM to Flash device * @hw: pointer to hardware structure * * Set FLUP (bit 23) of the EEC register to instruct Hardware to copy * EEPROM from shadow RAM to the flash device. **/ static s32 ixgbe_update_flash_X540(struct ixgbe_hw *hw) { u32 flup; s32 status; status = ixgbe_poll_flash_update_done_X540(hw); if (status == IXGBE_ERR_EEPROM) { hw_dbg(hw, "Flash update time out\n"); return status; } flup = IXGBE_READ_REG(hw, IXGBE_EEC(hw)) | IXGBE_EEC_FLUP; IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), flup); status = ixgbe_poll_flash_update_done_X540(hw); if (status == 0) hw_dbg(hw, "Flash update complete\n"); else hw_dbg(hw, "Flash update time out\n"); if (hw->revision_id == 0) { flup = IXGBE_READ_REG(hw, IXGBE_EEC(hw)); if (flup & IXGBE_EEC_SEC1VAL) { flup |= IXGBE_EEC_FLUP; IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), flup); } status = ixgbe_poll_flash_update_done_X540(hw); if (status == 0) hw_dbg(hw, "Flash update complete\n"); else hw_dbg(hw, "Flash update time out\n"); } return status; } /** * ixgbe_poll_flash_update_done_X540 - Poll flash update status * @hw: pointer to hardware structure * * Polls the FLUDONE (bit 26) of the EEC Register to determine when the * flash update is done. **/ static s32 ixgbe_poll_flash_update_done_X540(struct ixgbe_hw *hw) { u32 i; u32 reg; for (i = 0; i < IXGBE_FLUDONE_ATTEMPTS; i++) { reg = IXGBE_READ_REG(hw, IXGBE_EEC(hw)); if (reg & IXGBE_EEC_FLUDONE) return 0; udelay(5); } return IXGBE_ERR_EEPROM; } /** * ixgbe_acquire_swfw_sync_X540 - Acquire SWFW semaphore * @hw: pointer to hardware structure * @mask: Mask to specify which semaphore to acquire * * Acquires the SWFW semaphore thought the SW_FW_SYNC register for * the specified function (CSR, PHY0, PHY1, NVM, Flash) **/ s32 ixgbe_acquire_swfw_sync_X540(struct ixgbe_hw *hw, u32 mask) { u32 swmask = mask & IXGBE_GSSR_NVM_PHY_MASK; u32 swi2c_mask = mask & IXGBE_GSSR_I2C_MASK; u32 fwmask = swmask << 5; u32 timeout = 200; u32 hwmask = 0; u32 swfw_sync; u32 i; if (swmask & IXGBE_GSSR_EEP_SM) hwmask = IXGBE_GSSR_FLASH_SM; /* SW only mask does not have FW bit pair */ if (mask & IXGBE_GSSR_SW_MNG_SM) swmask |= IXGBE_GSSR_SW_MNG_SM; swmask |= swi2c_mask; fwmask |= swi2c_mask << 2; for (i = 0; i < timeout; i++) { /* SW NVM semaphore bit is used for access to all * SW_FW_SYNC bits (not just NVM) */ if (ixgbe_get_swfw_sync_semaphore(hw)) return IXGBE_ERR_SWFW_SYNC; swfw_sync = IXGBE_READ_REG(hw, IXGBE_SWFW_SYNC(hw)); if (!(swfw_sync & (fwmask | swmask | hwmask))) { swfw_sync |= swmask; IXGBE_WRITE_REG(hw, IXGBE_SWFW_SYNC(hw), swfw_sync); ixgbe_release_swfw_sync_semaphore(hw); usleep_range(5000, 6000); return 0; } /* Firmware currently using resource (fwmask), hardware * currently using resource (hwmask), or other software * thread currently using resource (swmask) */ ixgbe_release_swfw_sync_semaphore(hw); usleep_range(5000, 10000); } /* If the resource is not released by the FW/HW the SW can assume that * the FW/HW malfunctions. In that case the SW should set the SW bit(s) * of the requested resource(s) while ignoring the corresponding FW/HW * bits in the SW_FW_SYNC register. */ if (ixgbe_get_swfw_sync_semaphore(hw)) return IXGBE_ERR_SWFW_SYNC; swfw_sync = IXGBE_READ_REG(hw, IXGBE_SWFW_SYNC(hw)); if (swfw_sync & (fwmask | hwmask)) { swfw_sync |= swmask; IXGBE_WRITE_REG(hw, IXGBE_SWFW_SYNC(hw), swfw_sync); ixgbe_release_swfw_sync_semaphore(hw); usleep_range(5000, 6000); return 0; } /* If the resource is not released by other SW the SW can assume that * the other SW malfunctions. In that case the SW should clear all SW * flags that it does not own and then repeat the whole process once * again. */ if (swfw_sync & swmask) { u32 rmask = IXGBE_GSSR_EEP_SM | IXGBE_GSSR_PHY0_SM | IXGBE_GSSR_PHY1_SM | IXGBE_GSSR_MAC_CSR_SM | IXGBE_GSSR_SW_MNG_SM; if (swi2c_mask) rmask |= IXGBE_GSSR_I2C_MASK; ixgbe_release_swfw_sync_X540(hw, rmask); ixgbe_release_swfw_sync_semaphore(hw); return IXGBE_ERR_SWFW_SYNC; } ixgbe_release_swfw_sync_semaphore(hw); return IXGBE_ERR_SWFW_SYNC; } /** * ixgbe_release_swfw_sync_X540 - Release SWFW semaphore * @hw: pointer to hardware structure * @mask: Mask to specify which semaphore to release * * Releases the SWFW semaphore through the SW_FW_SYNC register * for the specified function (CSR, PHY0, PHY1, EVM, Flash) **/ void ixgbe_release_swfw_sync_X540(struct ixgbe_hw *hw, u32 mask) { u32 swmask = mask & (IXGBE_GSSR_NVM_PHY_MASK | IXGBE_GSSR_SW_MNG_SM); u32 swfw_sync; if (mask & IXGBE_GSSR_I2C_MASK) swmask |= mask & IXGBE_GSSR_I2C_MASK; ixgbe_get_swfw_sync_semaphore(hw); swfw_sync = IXGBE_READ_REG(hw, IXGBE_SWFW_SYNC(hw)); swfw_sync &= ~swmask; IXGBE_WRITE_REG(hw, IXGBE_SWFW_SYNC(hw), swfw_sync); ixgbe_release_swfw_sync_semaphore(hw); usleep_range(5000, 6000); } /** * ixgbe_get_swfw_sync_semaphore - Get hardware semaphore * @hw: pointer to hardware structure * * Sets the hardware semaphores so SW/FW can gain control of shared resources */ static s32 ixgbe_get_swfw_sync_semaphore(struct ixgbe_hw *hw) { u32 timeout = 2000; u32 i; u32 swsm; /* Get SMBI software semaphore between device drivers first */ for (i = 0; i < timeout; i++) { /* If the SMBI bit is 0 when we read it, then the bit will be * set and we have the semaphore */ swsm = IXGBE_READ_REG(hw, IXGBE_SWSM(hw)); if (!(swsm & IXGBE_SWSM_SMBI)) break; usleep_range(50, 100); } if (i == timeout) { hw_dbg(hw, "Software semaphore SMBI between device drivers not granted.\n"); return IXGBE_ERR_EEPROM; } /* Now get the semaphore between SW/FW through the REGSMP bit */ for (i = 0; i < timeout; i++) { swsm = IXGBE_READ_REG(hw, IXGBE_SWFW_SYNC(hw)); if (!(swsm & IXGBE_SWFW_REGSMP)) return 0; usleep_range(50, 100); } /* Release semaphores and return error if SW NVM semaphore * was not granted because we do not have access to the EEPROM */ hw_dbg(hw, "REGSMP Software NVM semaphore not granted\n"); ixgbe_release_swfw_sync_semaphore(hw); return IXGBE_ERR_EEPROM; } /** * ixgbe_release_nvm_semaphore - Release hardware semaphore * @hw: pointer to hardware structure * * This function clears hardware semaphore bits. **/ static void ixgbe_release_swfw_sync_semaphore(struct ixgbe_hw *hw) { u32 swsm; /* Release both semaphores by writing 0 to the bits REGSMP and SMBI */ swsm = IXGBE_READ_REG(hw, IXGBE_SWFW_SYNC(hw)); swsm &= ~IXGBE_SWFW_REGSMP; IXGBE_WRITE_REG(hw, IXGBE_SWFW_SYNC(hw), swsm); swsm = IXGBE_READ_REG(hw, IXGBE_SWSM(hw)); swsm &= ~IXGBE_SWSM_SMBI; IXGBE_WRITE_REG(hw, IXGBE_SWSM(hw), swsm); IXGBE_WRITE_FLUSH(hw); } /** * ixgbe_init_swfw_sync_X540 - Release hardware semaphore * @hw: pointer to hardware structure * * This function reset hardware semaphore bits for a semaphore that may * have be left locked due to a catastrophic failure. **/ void ixgbe_init_swfw_sync_X540(struct ixgbe_hw *hw) { u32 rmask; /* First try to grab the semaphore but we don't need to bother * looking to see whether we got the lock or not since we do * the same thing regardless of whether we got the lock or not. * We got the lock - we release it. * We timeout trying to get the lock - we force its release. */ ixgbe_get_swfw_sync_semaphore(hw); ixgbe_release_swfw_sync_semaphore(hw); /* Acquire and release all software resources. */ rmask = IXGBE_GSSR_EEP_SM | IXGBE_GSSR_PHY0_SM | IXGBE_GSSR_PHY1_SM | IXGBE_GSSR_MAC_CSR_SM | IXGBE_GSSR_SW_MNG_SM | IXGBE_GSSR_I2C_MASK; ixgbe_acquire_swfw_sync_X540(hw, rmask); ixgbe_release_swfw_sync_X540(hw, rmask); } /** * ixgbe_blink_led_start_X540 - Blink LED based on index. * @hw: pointer to hardware structure * @index: led number to blink * * Devices that implement the version 2 interface: * X540 **/ s32 ixgbe_blink_led_start_X540(struct ixgbe_hw *hw, u32 index) { u32 macc_reg; u32 ledctl_reg; ixgbe_link_speed speed; bool link_up; if (index > 3) return IXGBE_ERR_PARAM; /* Link should be up in order for the blink bit in the LED control * register to work. Force link and speed in the MAC if link is down. * This will be reversed when we stop the blinking. */ hw->mac.ops.check_link(hw, &speed, &link_up, false); if (!link_up) { macc_reg = IXGBE_READ_REG(hw, IXGBE_MACC); macc_reg |= IXGBE_MACC_FLU | IXGBE_MACC_FSV_10G | IXGBE_MACC_FS; IXGBE_WRITE_REG(hw, IXGBE_MACC, macc_reg); } /* Set the LED to LINK_UP + BLINK. */ ledctl_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL); ledctl_reg &= ~IXGBE_LED_MODE_MASK(index); ledctl_reg |= IXGBE_LED_BLINK(index); IXGBE_WRITE_REG(hw, IXGBE_LEDCTL, ledctl_reg); IXGBE_WRITE_FLUSH(hw); return 0; } /** * ixgbe_blink_led_stop_X540 - Stop blinking LED based on index. * @hw: pointer to hardware structure * @index: led number to stop blinking * * Devices that implement the version 2 interface: * X540 **/ s32 ixgbe_blink_led_stop_X540(struct ixgbe_hw *hw, u32 index) { u32 macc_reg; u32 ledctl_reg; if (index > 3) return IXGBE_ERR_PARAM; /* Restore the LED to its default value. */ ledctl_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL); ledctl_reg &= ~IXGBE_LED_MODE_MASK(index); ledctl_reg |= IXGBE_LED_LINK_ACTIVE << IXGBE_LED_MODE_SHIFT(index); ledctl_reg &= ~IXGBE_LED_BLINK(index); IXGBE_WRITE_REG(hw, IXGBE_LEDCTL, ledctl_reg); /* Unforce link and speed in the MAC. */ macc_reg = IXGBE_READ_REG(hw, IXGBE_MACC); macc_reg &= ~(IXGBE_MACC_FLU | IXGBE_MACC_FSV_10G | IXGBE_MACC_FS); IXGBE_WRITE_REG(hw, IXGBE_MACC, macc_reg); IXGBE_WRITE_FLUSH(hw); return 0; } static const struct ixgbe_mac_operations mac_ops_X540 = { .init_hw = &ixgbe_init_hw_generic, .reset_hw = &ixgbe_reset_hw_X540, .start_hw = &ixgbe_start_hw_X540, .clear_hw_cntrs = &ixgbe_clear_hw_cntrs_generic, .get_media_type = &ixgbe_get_media_type_X540, .enable_rx_dma = &ixgbe_enable_rx_dma_generic, .get_mac_addr = &ixgbe_get_mac_addr_generic, .get_san_mac_addr = &ixgbe_get_san_mac_addr_generic, .get_device_caps = &ixgbe_get_device_caps_generic, .get_wwn_prefix = &ixgbe_get_wwn_prefix_generic, .stop_adapter = &ixgbe_stop_adapter_generic, .get_bus_info = &ixgbe_get_bus_info_generic, .set_lan_id = &ixgbe_set_lan_id_multi_port_pcie, .read_analog_reg8 = NULL, .write_analog_reg8 = NULL, .setup_link = &ixgbe_setup_mac_link_X540, .set_rxpba = &ixgbe_set_rxpba_generic, .check_link = &ixgbe_check_mac_link_generic, .get_link_capabilities = &ixgbe_get_copper_link_capabilities_generic, .led_on = &ixgbe_led_on_generic, .led_off = &ixgbe_led_off_generic, .init_led_link_act = ixgbe_init_led_link_act_generic, .blink_led_start = &ixgbe_blink_led_start_X540, .blink_led_stop = &ixgbe_blink_led_stop_X540, .set_rar = &ixgbe_set_rar_generic, .clear_rar = &ixgbe_clear_rar_generic, .set_vmdq = &ixgbe_set_vmdq_generic, .set_vmdq_san_mac = &ixgbe_set_vmdq_san_mac_generic, .clear_vmdq = &ixgbe_clear_vmdq_generic, .init_rx_addrs = &ixgbe_init_rx_addrs_generic, .update_mc_addr_list = &ixgbe_update_mc_addr_list_generic, .enable_mc = &ixgbe_enable_mc_generic, .disable_mc = &ixgbe_disable_mc_generic, .clear_vfta = &ixgbe_clear_vfta_generic, .set_vfta = &ixgbe_set_vfta_generic, .fc_enable = &ixgbe_fc_enable_generic, .setup_fc = ixgbe_setup_fc_generic, .fc_autoneg = ixgbe_fc_autoneg, .set_fw_drv_ver = &ixgbe_set_fw_drv_ver_generic, .init_uta_tables = &ixgbe_init_uta_tables_generic, .setup_sfp = NULL, .set_mac_anti_spoofing = &ixgbe_set_mac_anti_spoofing, .set_vlan_anti_spoofing = &ixgbe_set_vlan_anti_spoofing, .acquire_swfw_sync = &ixgbe_acquire_swfw_sync_X540, .release_swfw_sync = &ixgbe_release_swfw_sync_X540, .init_swfw_sync = &ixgbe_init_swfw_sync_X540, .disable_rx_buff = &ixgbe_disable_rx_buff_generic, .enable_rx_buff = &ixgbe_enable_rx_buff_generic, .get_thermal_sensor_data = NULL, .init_thermal_sensor_thresh = NULL, .prot_autoc_read = &prot_autoc_read_generic, .prot_autoc_write = &prot_autoc_write_generic, .enable_rx = &ixgbe_enable_rx_generic, .disable_rx = &ixgbe_disable_rx_generic, }; static const struct ixgbe_eeprom_operations eeprom_ops_X540 = { .init_params = &ixgbe_init_eeprom_params_X540, .read = &ixgbe_read_eerd_X540, .read_buffer = &ixgbe_read_eerd_buffer_X540, .write = &ixgbe_write_eewr_X540, .write_buffer = &ixgbe_write_eewr_buffer_X540, .calc_checksum = &ixgbe_calc_eeprom_checksum_X540, .validate_checksum = &ixgbe_validate_eeprom_checksum_X540, .update_checksum = &ixgbe_update_eeprom_checksum_X540, }; static const struct ixgbe_phy_operations phy_ops_X540 = { .identify = &ixgbe_identify_phy_generic, .identify_sfp = &ixgbe_identify_sfp_module_generic, .init = NULL, .reset = NULL, .read_reg = &ixgbe_read_phy_reg_generic, .write_reg = &ixgbe_write_phy_reg_generic, .setup_link = &ixgbe_setup_phy_link_generic, .setup_link_speed = &ixgbe_setup_phy_link_speed_generic, .read_i2c_byte = &ixgbe_read_i2c_byte_generic, .write_i2c_byte = &ixgbe_write_i2c_byte_generic, .read_i2c_sff8472 = &ixgbe_read_i2c_sff8472_generic, .read_i2c_eeprom = &ixgbe_read_i2c_eeprom_generic, .write_i2c_eeprom = &ixgbe_write_i2c_eeprom_generic, .check_overtemp = &ixgbe_tn_check_overtemp, .set_phy_power = &ixgbe_set_copper_phy_power, }; static const u32 ixgbe_mvals_X540[IXGBE_MVALS_IDX_LIMIT] = { IXGBE_MVALS_INIT(X540) }; const struct ixgbe_info ixgbe_X540_info = { .mac = ixgbe_mac_X540, .get_invariants = &ixgbe_get_invariants_X540, .mac_ops = &mac_ops_X540, .eeprom_ops = &eeprom_ops_X540, .phy_ops = &phy_ops_X540, .mbx_ops = &mbx_ops_generic, .mvals = ixgbe_mvals_X540, };