From 547be9ec12731bc8dff7fcf6c96c8fed805aa61d Mon Sep 17 00:00:00 2001 From: Raghu Vatsavayi Date: Mon, 28 Nov 2016 16:54:33 -0800 Subject: [PATCH] liquidio CN23XX: VF register definitions Adds support for CN23xx VF registers. Signed-off-by: Raghu Vatsavayi Signed-off-by: Derek Chickles Signed-off-by: Satanand Burla Signed-off-by: Felix Manlunas Signed-off-by: David S. Miller --- .../ethernet/cavium/liquidio/cn23xx_vf_regs.h | 274 ++++++++++++++++++ 1 file changed, 274 insertions(+) create mode 100644 drivers/net/ethernet/cavium/liquidio/cn23xx_vf_regs.h diff --git a/drivers/net/ethernet/cavium/liquidio/cn23xx_vf_regs.h b/drivers/net/ethernet/cavium/liquidio/cn23xx_vf_regs.h new file mode 100644 index 000000000000..d33dd8f4226f --- /dev/null +++ b/drivers/net/ethernet/cavium/liquidio/cn23xx_vf_regs.h @@ -0,0 +1,274 @@ +/********************************************************************** + * Author: Cavium, Inc. + * + * Contact: support@cavium.com + * Please include "LiquidIO" in the subject. + * + * Copyright (c) 2003-2016 Cavium, Inc. + * + * This file is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License, Version 2, as + * published by the Free Software Foundation. + * + * This file is distributed in the hope that it will be useful, but + * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or + * NONINFRINGEMENT. See the GNU General Public License for more details. + ***********************************************************************/ +/*! \file cn23xx_vf_regs.h + * \brief Host Driver: Register Address and Register Mask values for + * Octeon CN23XX vf functions. + */ + +#ifndef __CN23XX_VF_REGS_H__ +#define __CN23XX_VF_REGS_H__ + +#define CN23XX_CONFIG_XPANSION_BAR 0x38 + +#define CN23XX_CONFIG_PCIE_CAP 0x70 +#define CN23XX_CONFIG_PCIE_DEVCAP 0x74 +#define CN23XX_CONFIG_PCIE_DEVCTL 0x78 +#define CN23XX_CONFIG_PCIE_LINKCAP 0x7C +#define CN23XX_CONFIG_PCIE_LINKCTL 0x80 +#define CN23XX_CONFIG_PCIE_SLOTCAP 0x84 +#define CN23XX_CONFIG_PCIE_SLOTCTL 0x88 + +#define CN23XX_CONFIG_PCIE_FLTMSK 0x720 + +/* The input jabber is used to determine the TSO max size. + * Due to H/W limitation, this need to be reduced to 60000 + * in order to to H/W TSO and avoid the WQE malfarmation + * PKO_BUG_24989_WQE_LEN + */ +#define CN23XX_DEFAULT_INPUT_JABBER 0xEA60 /*60000*/ + +/* ############## BAR0 Registers ################ */ + +/* Each Input Queue register is at a 16-byte Offset in BAR0 */ +#define CN23XX_VF_IQ_OFFSET 0x20000 + +/*###################### REQUEST QUEUE #########################*/ + +/* 64 registers for Input Queue Instr Count - SLI_PKT_IN_DONE0_CNTS */ +#define CN23XX_VF_SLI_IQ_INSTR_COUNT_START64 0x10040 + +/* 64 registers for Input Queues Start Addr - SLI_PKT0_INSTR_BADDR */ +#define CN23XX_VF_SLI_IQ_BASE_ADDR_START64 0x10010 + +/* 64 registers for Input Doorbell - SLI_PKT0_INSTR_BAOFF_DBELL */ +#define CN23XX_VF_SLI_IQ_DOORBELL_START 0x10020 + +/* 64 registers for Input Queue size - SLI_PKT0_INSTR_FIFO_RSIZE */ +#define CN23XX_VF_SLI_IQ_SIZE_START 0x10030 + +/* 64 registers (64-bit) - ES, RO, NS, Arbitration for Input Queue Data & + * gather list fetches. SLI_PKT(0..63)_INPUT_CONTROL. + */ +#define CN23XX_VF_SLI_IQ_PKT_CONTROL_START64 0x10000 + +/*------- Request Queue Macros ---------*/ +#define CN23XX_VF_SLI_IQ_PKT_CONTROL64(iq) \ + (CN23XX_VF_SLI_IQ_PKT_CONTROL_START64 + ((iq) * CN23XX_VF_IQ_OFFSET)) + +#define CN23XX_VF_SLI_IQ_BASE_ADDR64(iq) \ + (CN23XX_VF_SLI_IQ_BASE_ADDR_START64 + ((iq) * CN23XX_VF_IQ_OFFSET)) + +#define CN23XX_VF_SLI_IQ_SIZE(iq) \ + (CN23XX_VF_SLI_IQ_SIZE_START + ((iq) * CN23XX_VF_IQ_OFFSET)) + +#define CN23XX_VF_SLI_IQ_DOORBELL(iq) \ + (CN23XX_VF_SLI_IQ_DOORBELL_START + ((iq) * CN23XX_VF_IQ_OFFSET)) + +#define CN23XX_VF_SLI_IQ_INSTR_COUNT64(iq) \ + (CN23XX_VF_SLI_IQ_INSTR_COUNT_START64 + ((iq) * CN23XX_VF_IQ_OFFSET)) + +/*------------------ Masks ----------------*/ +#define CN23XX_PKT_INPUT_CTL_VF_NUM BIT_ULL(32) +#define CN23XX_PKT_INPUT_CTL_MAC_NUM BIT(29) +/* Number of instructions to be read in one MAC read request. + * setting to Max value(4) + */ +#define CN23XX_PKT_INPUT_CTL_RDSIZE (3 << 25) +#define CN23XX_PKT_INPUT_CTL_IS_64B BIT(24) +#define CN23XX_PKT_INPUT_CTL_RST BIT(23) +#define CN23XX_PKT_INPUT_CTL_QUIET BIT(28) +#define CN23XX_PKT_INPUT_CTL_RING_ENB BIT(22) +#define CN23XX_PKT_INPUT_CTL_DATA_NS BIT(8) +#define CN23XX_PKT_INPUT_CTL_DATA_ES_64B_SWAP BIT(6) +#define CN23XX_PKT_INPUT_CTL_DATA_RO BIT(5) +#define CN23XX_PKT_INPUT_CTL_USE_CSR BIT(4) +#define CN23XX_PKT_INPUT_CTL_GATHER_NS BIT(3) +#define CN23XX_PKT_INPUT_CTL_GATHER_ES_64B_SWAP (2) +#define CN23XX_PKT_INPUT_CTL_GATHER_RO (1) + +/** Rings per Virtual Function [RO] **/ +#define CN23XX_PKT_INPUT_CTL_RPVF_MASK (0x3F) +#define CN23XX_PKT_INPUT_CTL_RPVF_POS (48) +/* These bits[47:44][RO] give the Physical function number info within the MAC*/ +#define CN23XX_PKT_INPUT_CTL_PF_NUM_MASK (0x7) +#define CN23XX_PKT_INPUT_CTL_PF_NUM_POS (45) +/** These bits[43:32][RO] give the virtual function number info within the PF*/ +#define CN23XX_PKT_INPUT_CTL_VF_NUM_MASK (0x1FFF) +#define CN23XX_PKT_INPUT_CTL_VF_NUM_POS (32) +#define CN23XX_PKT_INPUT_CTL_MAC_NUM_MASK (0x3) +#define CN23XX_PKT_INPUT_CTL_MAC_NUM_POS (29) +#define CN23XX_PKT_IN_DONE_WMARK_MASK (0xFFFFULL) +#define CN23XX_PKT_IN_DONE_WMARK_BIT_POS (32) +#define CN23XX_PKT_IN_DONE_CNT_MASK (0x00000000FFFFFFFFULL) + +#ifdef __LITTLE_ENDIAN_BITFIELD +#define CN23XX_PKT_INPUT_CTL_MASK \ + (CN23XX_PKT_INPUT_CTL_RDSIZE \ + | CN23XX_PKT_INPUT_CTL_DATA_ES_64B_SWAP \ + | CN23XX_PKT_INPUT_CTL_USE_CSR) +#else +#define CN23XX_PKT_INPUT_CTL_MASK \ + (CN23XX_PKT_INPUT_CTL_RDSIZE \ + | CN23XX_PKT_INPUT_CTL_DATA_ES_64B_SWAP \ + | CN23XX_PKT_INPUT_CTL_USE_CSR \ + | CN23XX_PKT_INPUT_CTL_GATHER_ES_64B_SWAP) +#endif + +/** Masks for SLI_PKT_IN_DONE(0..63)_CNTS Register */ +#define CN23XX_IN_DONE_CNTS_PI_INT BIT_ULL(62) +#define CN23XX_IN_DONE_CNTS_CINT_ENB BIT_ULL(48) + +/*############################ OUTPUT QUEUE #########################*/ + +/* 64 registers for Output queue control - SLI_PKT(0..63)_OUTPUT_CONTROL */ +#define CN23XX_VF_SLI_OQ_PKT_CONTROL_START 0x10050 + +/* 64 registers for Output queue buffer and info size - SLI_PKT0_OUT_SIZE */ +#define CN23XX_VF_SLI_OQ0_BUFF_INFO_SIZE 0x10060 + +/* 64 registers for Output Queue Start Addr - SLI_PKT0_SLIST_BADDR */ +#define CN23XX_VF_SLI_OQ_BASE_ADDR_START64 0x10070 + +/* 64 registers for Output Queue Packet Credits - SLI_PKT0_SLIST_BAOFF_DBELL */ +#define CN23XX_VF_SLI_OQ_PKT_CREDITS_START 0x10080 + +/* 64 registers for Output Queue size - SLI_PKT0_SLIST_FIFO_RSIZE */ +#define CN23XX_VF_SLI_OQ_SIZE_START 0x10090 + +/* 64 registers for Output Queue Packet Count - SLI_PKT0_CNTS */ +#define CN23XX_VF_SLI_OQ_PKT_SENT_START 0x100B0 + +/* 64 registers for Output Queue INT Levels - SLI_PKT0_INT_LEVELS */ +#define CN23XX_VF_SLI_OQ_PKT_INT_LEVELS_START64 0x100A0 + +/* Each Output Queue register is at a 16-byte Offset in BAR0 */ +#define CN23XX_VF_OQ_OFFSET 0x20000 + +/*------- Output Queue Macros ---------*/ + +#define CN23XX_VF_SLI_OQ_PKT_CONTROL(oq) \ + (CN23XX_VF_SLI_OQ_PKT_CONTROL_START + ((oq) * CN23XX_VF_OQ_OFFSET)) + +#define CN23XX_VF_SLI_OQ_BASE_ADDR64(oq) \ + (CN23XX_VF_SLI_OQ_BASE_ADDR_START64 + ((oq) * CN23XX_VF_OQ_OFFSET)) + +#define CN23XX_VF_SLI_OQ_SIZE(oq) \ + (CN23XX_VF_SLI_OQ_SIZE_START + ((oq) * CN23XX_VF_OQ_OFFSET)) + +#define CN23XX_VF_SLI_OQ_BUFF_INFO_SIZE(oq) \ + (CN23XX_VF_SLI_OQ0_BUFF_INFO_SIZE + ((oq) * CN23XX_VF_OQ_OFFSET)) + +#define CN23XX_VF_SLI_OQ_PKTS_SENT(oq) \ + (CN23XX_VF_SLI_OQ_PKT_SENT_START + ((oq) * CN23XX_VF_OQ_OFFSET)) + +#define CN23XX_VF_SLI_OQ_PKTS_CREDIT(oq) \ + (CN23XX_VF_SLI_OQ_PKT_CREDITS_START + ((oq) * CN23XX_VF_OQ_OFFSET)) + +#define CN23XX_VF_SLI_OQ_PKT_INT_LEVELS(oq) \ + (CN23XX_VF_SLI_OQ_PKT_INT_LEVELS_START64 + ((oq) * CN23XX_VF_OQ_OFFSET)) + +/* Macro's for accessing CNT and TIME separately from INT_LEVELS */ +#define CN23XX_VF_SLI_OQ_PKT_INT_LEVELS_CNT(oq) \ + (CN23XX_VF_SLI_OQ_PKT_INT_LEVELS_START64 + ((oq) * CN23XX_VF_OQ_OFFSET)) + +#define CN23XX_VF_SLI_OQ_PKT_INT_LEVELS_TIME(oq) \ + (CN23XX_VF_SLI_OQ_PKT_INT_LEVELS_START64 + \ + ((oq) * CN23XX_VF_OQ_OFFSET) + 4) + +/*------------------ Masks ----------------*/ +#define CN23XX_PKT_OUTPUT_CTL_TENB BIT(13) +#define CN23XX_PKT_OUTPUT_CTL_CENB BIT(12) +#define CN23XX_PKT_OUTPUT_CTL_IPTR BIT(11) +#define CN23XX_PKT_OUTPUT_CTL_ES BIT(9) +#define CN23XX_PKT_OUTPUT_CTL_NSR BIT(8) +#define CN23XX_PKT_OUTPUT_CTL_ROR BIT(7) +#define CN23XX_PKT_OUTPUT_CTL_DPTR BIT(6) +#define CN23XX_PKT_OUTPUT_CTL_BMODE BIT(5) +#define CN23XX_PKT_OUTPUT_CTL_ES_P BIT(3) +#define CN23XX_PKT_OUTPUT_CTL_NSR_P BIT(2) +#define CN23XX_PKT_OUTPUT_CTL_ROR_P BIT(1) +#define CN23XX_PKT_OUTPUT_CTL_RING_ENB BIT(0) + +/*######################### Mailbox Reg Macros ########################*/ +#define CN23XX_VF_SLI_PKT_MBOX_INT_START 0x10210 +#define CN23XX_SLI_PKT_PF_VF_MBOX_SIG_START 0x10200 + +#define CN23XX_SLI_MBOX_OFFSET 0x20000 +#define CN23XX_SLI_MBOX_SIG_IDX_OFFSET 0x8 + +#define CN23XX_VF_SLI_PKT_MBOX_INT(q) \ + (CN23XX_VF_SLI_PKT_MBOX_INT_START + ((q) * CN23XX_SLI_MBOX_OFFSET)) + +#define CN23XX_SLI_PKT_PF_VF_MBOX_SIG(q, idx) \ + (CN23XX_SLI_PKT_PF_VF_MBOX_SIG_START + \ + ((q) * CN23XX_SLI_MBOX_OFFSET + \ + (idx) * CN23XX_SLI_MBOX_SIG_IDX_OFFSET)) + +/*######################## INTERRUPTS #########################*/ + +#define CN23XX_VF_SLI_INT_SUM_START 0x100D0 + +#define CN23XX_VF_SLI_INT_SUM(q) \ + (CN23XX_VF_SLI_INT_SUM_START + ((q) * CN23XX_VF_IQ_OFFSET)) + +/*------------------ Interrupt Masks ----------------*/ + +#define CN23XX_INTR_PO_INT BIT_ULL(63) +#define CN23XX_INTR_PI_INT BIT_ULL(62) +#define CN23XX_INTR_MBOX_INT BIT_ULL(61) +#define CN23XX_INTR_RESEND BIT_ULL(60) + +#define CN23XX_INTR_CINT_ENB BIT_ULL(48) +#define CN23XX_INTR_MBOX_ENB BIT(0) + +/*############################ MIO #########################*/ +#define CN23XX_MIO_PTP_CLOCK_CFG 0x0001070000000f00ULL +#define CN23XX_MIO_PTP_CLOCK_LO 0x0001070000000f08ULL +#define CN23XX_MIO_PTP_CLOCK_HI 0x0001070000000f10ULL +#define CN23XX_MIO_PTP_CLOCK_COMP 0x0001070000000f18ULL +#define CN23XX_MIO_PTP_TIMESTAMP 0x0001070000000f20ULL +#define CN23XX_MIO_PTP_EVT_CNT 0x0001070000000f28ULL +#define CN23XX_MIO_PTP_CKOUT_THRESH_LO 0x0001070000000f30ULL +#define CN23XX_MIO_PTP_CKOUT_THRESH_HI 0x0001070000000f38ULL +#define CN23XX_MIO_PTP_CKOUT_HI_INCR 0x0001070000000f40ULL +#define CN23XX_MIO_PTP_CKOUT_LO_INCR 0x0001070000000f48ULL +#define CN23XX_MIO_PTP_PPS_THRESH_LO 0x0001070000000f50ULL +#define CN23XX_MIO_PTP_PPS_THRESH_HI 0x0001070000000f58ULL +#define CN23XX_MIO_PTP_PPS_HI_INCR 0x0001070000000f60ULL +#define CN23XX_MIO_PTP_PPS_LO_INCR 0x0001070000000f68ULL + +/*############################ RST #########################*/ +#define CN23XX_RST_BOOT 0x0001180006001600ULL + +/*######################## MSIX TABLE #########################*/ + +#define CN23XX_MSIX_TABLE_ADDR_START 0x0 +#define CN23XX_MSIX_TABLE_DATA_START 0x8 + +#define CN23XX_MSIX_TABLE_SIZE 0x10 +#define CN23XX_MSIX_TABLE_ENTRIES 0x41 + +#define CN23XX_MSIX_ENTRY_VECTOR_CTL BIT_ULL(32) + +#define CN23XX_MSIX_TABLE_ADDR(idx) \ + (CN23XX_MSIX_TABLE_ADDR_START + ((idx) * CN23XX_MSIX_TABLE_SIZE)) + +#define CN23XX_MSIX_TABLE_DATA(idx) \ + (CN23XX_MSIX_TABLE_DATA_START + ((idx) * CN23XX_MSIX_TABLE_SIZE)) + +#endif -- 2.20.1