diff options
Diffstat (limited to 'drivers/net/ethernet/qlogic/qed/qed_int.c')
| -rw-r--r-- | drivers/net/ethernet/qlogic/qed/qed_int.c | 329 |
1 files changed, 183 insertions, 146 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_int.c b/drivers/net/ethernet/qlogic/qed/qed_int.c index 9f5113639eaf..2661c483c67e 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_int.c +++ b/drivers/net/ethernet/qlogic/qed/qed_int.c @@ -1,33 +1,7 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) /* QLogic qed NIC Driver * Copyright (c) 2015-2017 QLogic Corporation - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the - * OpenIB.org BSD license below: - * - * Redistribution and use in source and binary forms, with or - * without modification, are permitted provided that the following - * conditions are met: - * - * - Redistributions of source code must retain the above - * copyright notice, this list of conditions and the following - * disclaimer. - * - * - Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and /or other materials - * provided with the distribution. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. + * Copyright (c) 2019-2020 Marvell International Ltd. */ #include <linux/types.h> @@ -62,7 +36,7 @@ struct qed_sb_sp_info { struct qed_sb_info sb_info; /* per protocol index data */ - struct qed_pi_info pi_info_arr[PIS_PER_SB_E4]; + struct qed_pi_info pi_info_arr[PIS_PER_SB]; }; enum qed_attention_type { @@ -96,6 +70,7 @@ struct aeu_invert_reg_bit { #define ATTENTION_BB(value) (value << ATTENTION_BB_SHIFT) #define ATTENTION_BB_DIFFERENT BIT(23) +#define ATTENTION_CLEAR_ENABLE BIT(28) unsigned int flags; /* Callback to call if attention will be triggered */ @@ -256,9 +231,10 @@ out: #define PGLUE_ATTENTION_ZLR_VALID (1 << 25) #define PGLUE_ATTENTION_ILT_VALID (1 << 23) -int qed_pglueb_rbc_attn_handler(struct qed_hwfn *p_hwfn, - struct qed_ptt *p_ptt) +int qed_pglueb_rbc_attn_handler(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, + bool hw_init) { + char msg[256]; u32 tmp; tmp = qed_rd(p_hwfn, p_ptt, PGLUE_B_REG_TX_ERR_WR_DETAILS2); @@ -272,22 +248,23 @@ int qed_pglueb_rbc_attn_handler(struct qed_hwfn *p_hwfn, details = qed_rd(p_hwfn, p_ptt, PGLUE_B_REG_TX_ERR_WR_DETAILS); - DP_NOTICE(p_hwfn, - "Illegal write by chip to [%08x:%08x] blocked.\n" - "Details: %08x [PFID %02x, VFID %02x, VF_VALID %02x]\n" - "Details2 %08x [Was_error %02x BME deassert %02x FID_enable deassert %02x]\n", - addr_hi, addr_lo, details, - (u8)GET_FIELD(details, PGLUE_ATTENTION_DETAILS_PFID), - (u8)GET_FIELD(details, PGLUE_ATTENTION_DETAILS_VFID), - GET_FIELD(details, - PGLUE_ATTENTION_DETAILS_VF_VALID) ? 1 : 0, - tmp, - GET_FIELD(tmp, - PGLUE_ATTENTION_DETAILS2_WAS_ERR) ? 1 : 0, - GET_FIELD(tmp, - PGLUE_ATTENTION_DETAILS2_BME) ? 1 : 0, - GET_FIELD(tmp, - PGLUE_ATTENTION_DETAILS2_FID_EN) ? 1 : 0); + snprintf(msg, sizeof(msg), + "Illegal write by chip to [%08x:%08x] blocked.\n" + "Details: %08x [PFID %02x, VFID %02x, VF_VALID %02x]\n" + "Details2 %08x [Was_error %02x BME deassert %02x FID_enable deassert %02x]", + addr_hi, addr_lo, details, + (u8)GET_FIELD(details, PGLUE_ATTENTION_DETAILS_PFID), + (u8)GET_FIELD(details, PGLUE_ATTENTION_DETAILS_VFID), + !!GET_FIELD(details, PGLUE_ATTENTION_DETAILS_VF_VALID), + tmp, + !!GET_FIELD(tmp, PGLUE_ATTENTION_DETAILS2_WAS_ERR), + !!GET_FIELD(tmp, PGLUE_ATTENTION_DETAILS2_BME), + !!GET_FIELD(tmp, PGLUE_ATTENTION_DETAILS2_FID_EN)); + + if (hw_init) + DP_VERBOSE(p_hwfn, NETIF_MSG_INTR, "%s\n", msg); + else + DP_NOTICE(p_hwfn, "%s\n", msg); } tmp = qed_rd(p_hwfn, p_ptt, PGLUE_B_REG_TX_ERR_RD_DETAILS2); @@ -320,8 +297,14 @@ int qed_pglueb_rbc_attn_handler(struct qed_hwfn *p_hwfn, } tmp = qed_rd(p_hwfn, p_ptt, PGLUE_B_REG_TX_ERR_WR_DETAILS_ICPL); - if (tmp & PGLUE_ATTENTION_ICPL_VALID) - DP_NOTICE(p_hwfn, "ICPL error - %08x\n", tmp); + if (tmp & PGLUE_ATTENTION_ICPL_VALID) { + snprintf(msg, sizeof(msg), "ICPL error - %08x", tmp); + + if (hw_init) + DP_VERBOSE(p_hwfn, NETIF_MSG_INTR, "%s\n", msg); + else + DP_NOTICE(p_hwfn, "%s\n", msg); + } tmp = qed_rd(p_hwfn, p_ptt, PGLUE_B_REG_MASTER_ZLR_ERR_DETAILS); if (tmp & PGLUE_ATTENTION_ZLR_VALID) { @@ -360,7 +343,25 @@ int qed_pglueb_rbc_attn_handler(struct qed_hwfn *p_hwfn, static int qed_pglueb_rbc_attn_cb(struct qed_hwfn *p_hwfn) { - return qed_pglueb_rbc_attn_handler(p_hwfn, p_hwfn->p_dpc_ptt); + return qed_pglueb_rbc_attn_handler(p_hwfn, p_hwfn->p_dpc_ptt, false); +} + +static int qed_fw_assertion(struct qed_hwfn *p_hwfn) +{ + qed_hw_err_notify(p_hwfn, p_hwfn->p_dpc_ptt, QED_HW_ERR_FW_ASSERT, + "FW assertion!\n"); + + /* Clear assert indications */ + qed_wr(p_hwfn, p_hwfn->p_dpc_ptt, MISC_REG_AEU_GENERAL_ATTN_32, 0); + + return -EINVAL; +} + +static int qed_general_attention_35(struct qed_hwfn *p_hwfn) +{ + DP_INFO(p_hwfn, "General attention 35!\n"); + + return 0; } #define QED_DORQ_ATTENTION_REASON_MASK (0xfffff) @@ -466,12 +467,19 @@ static int qed_dorq_attn_int_sts(struct qed_hwfn *p_hwfn) u32 int_sts, first_drop_reason, details, address, all_drops_reason; struct qed_ptt *p_ptt = p_hwfn->p_dpc_ptt; + int_sts = qed_rd(p_hwfn, p_ptt, DORQ_REG_INT_STS); + if (int_sts == 0xdeadbeaf) { + DP_NOTICE(p_hwfn->cdev, + "DORQ is being reset, skipping int_sts handler\n"); + + return 0; + } + /* int_sts may be zero since all PFs were interrupted for doorbell * overflow but another one already handled it. Can abort here. If * This PF also requires overflow recovery we will be interrupted again. * The masked almost full indication may also be set. Ignoring. */ - int_sts = qed_rd(p_hwfn, p_ptt, DORQ_REG_INT_STS); if (!(int_sts & ~DORQ_REG_INT_STS_DORQ_FIFO_AFULL)) return 0; @@ -530,6 +538,9 @@ static int qed_dorq_attn_int_sts(struct qed_hwfn *p_hwfn) static int qed_dorq_attn_cb(struct qed_hwfn *p_hwfn) { + if (p_hwfn->cdev->recov_in_prog) + return 0; + p_hwfn->db_recovery_info.dorq_attn = true; qed_dorq_attn_overflow(p_hwfn); @@ -605,13 +616,15 @@ static struct aeu_invert_reg aeu_descs[NUM_ATTN_REGS] = { { { /* After Invert 4 */ - {"General Attention 32", ATTENTION_SINGLE, - NULL, MAX_BLOCK_ID}, + {"General Attention 32", ATTENTION_SINGLE | + ATTENTION_CLEAR_ENABLE, qed_fw_assertion, + MAX_BLOCK_ID}, {"General Attention %d", (2 << ATTENTION_LENGTH_SHIFT) | (33 << ATTENTION_OFFSET_SHIFT), NULL, MAX_BLOCK_ID}, - {"General Attention 35", ATTENTION_SINGLE, - NULL, MAX_BLOCK_ID}, + {"General Attention 35", ATTENTION_SINGLE | + ATTENTION_CLEAR_ENABLE, qed_general_attention_35, + MAX_BLOCK_ID}, {"NWS Parity", ATTENTION_PAR | ATTENTION_BB_DIFFERENT | ATTENTION_BB(AEU_INVERT_REG_SPECIAL_CNIG_0), @@ -824,11 +837,12 @@ static inline u16 qed_attn_update_idx(struct qed_hwfn *p_hwfn, } /** - * @brief qed_int_assertion - handles asserted attention bits + * qed_int_assertion() - Handle asserted attention bits. + * + * @p_hwfn: HW device data. + * @asserted_bits: Newly asserted bits. * - * @param p_hwfn - * @param asserted_bits newly asserted bits - * @return int + * Return: Zero value. */ static int qed_int_assertion(struct qed_hwfn *p_hwfn, u16 asserted_bits) { @@ -888,16 +902,17 @@ static void qed_int_attn_print(struct qed_hwfn *p_hwfn, } /** - * @brief qed_int_deassertion_aeu_bit - handles the effects of a single - * cause of the attention + * qed_int_deassertion_aeu_bit() - Handles the effects of a single + * cause of the attention. * - * @param p_hwfn - * @param p_aeu - descriptor of an AEU bit which caused the attention - * @param aeu_en_reg - register offset of the AEU enable reg. which configured - * this bit to this group. - * @param bit_index - index of this bit in the aeu_en_reg + * @p_hwfn: HW device data. + * @p_aeu: Descriptor of an AEU bit which caused the attention. + * @aeu_en_reg: Register offset of the AEU enable reg. which configured + * this bit to this group. + * @p_bit_name: AEU bit description for logging purposes. + * @bitmask: Index of this bit in the aeu_en_reg. * - * @return int + * Return: Zero on success, negative errno otherwise. */ static int qed_int_deassertion_aeu_bit(struct qed_hwfn *p_hwfn, @@ -927,9 +942,12 @@ qed_int_deassertion_aeu_bit(struct qed_hwfn *p_hwfn, qed_int_attn_print(p_hwfn, p_aeu->block_index, ATTN_TYPE_INTERRUPT, !b_fatal); - - /* If the attention is benign, no need to prevent it */ - if (!rc) + /* Reach assertion if attention is fatal */ + if (b_fatal) + qed_hw_err_notify(p_hwfn, p_hwfn->p_dpc_ptt, QED_HW_ERR_HW_ATTN, + "`%s': Fatal attention\n", + p_bit_name); + else /* If the attention is benign, no need to prevent it */ goto out; /* Prevent this Attention from being asserted in the future */ @@ -938,17 +956,24 @@ qed_int_deassertion_aeu_bit(struct qed_hwfn *p_hwfn, DP_INFO(p_hwfn, "`%s' - Disabled future attentions\n", p_bit_name); + /* Re-enable FW aassertion (Gen 32) interrupts */ + val = qed_rd(p_hwfn, p_hwfn->p_dpc_ptt, + MISC_REG_AEU_ENABLE4_IGU_OUT_0); + val |= MISC_REG_AEU_ENABLE4_IGU_OUT_0_GENERAL_ATTN32; + qed_wr(p_hwfn, p_hwfn->p_dpc_ptt, + MISC_REG_AEU_ENABLE4_IGU_OUT_0, val); + out: return rc; } /** - * @brief qed_int_deassertion_parity - handle a single parity AEU source + * qed_int_deassertion_parity() - Handle a single parity AEU source. * - * @param p_hwfn - * @param p_aeu - descriptor of an AEU bit which caused the parity - * @param aeu_en_reg - address of the AEU enable register - * @param bit_index + * @p_hwfn: HW device data. + * @p_aeu: Descriptor of an AEU bit which caused the parity. + * @aeu_en_reg: Address of the AEU enable register. + * @bit_index: Index (0-31) of an AEU bit. */ static void qed_int_deassertion_parity(struct qed_hwfn *p_hwfn, struct aeu_invert_reg_bit *p_aeu, @@ -981,12 +1006,13 @@ static void qed_int_deassertion_parity(struct qed_hwfn *p_hwfn, } /** - * @brief - handles deassertion of previously asserted attentions. + * qed_int_deassertion() - Handle deassertion of previously asserted + * attentions. * - * @param p_hwfn - * @param deasserted_bits - newly deasserted bits - * @return int + * @p_hwfn: HW device data. + * @deasserted_bits: newly deasserted bits. * + * Return: Zero value. */ static int qed_int_deassertion(struct qed_hwfn *p_hwfn, u16 deasserted_bits) @@ -1019,7 +1045,7 @@ static int qed_int_deassertion(struct qed_hwfn *p_hwfn, if (!parities) continue; - for (j = 0, bit_idx = 0; bit_idx < 32; j++) { + for (j = 0, bit_idx = 0; bit_idx < 32 && j < 32; j++) { struct aeu_invert_reg_bit *p_bit = &p_aeu->bits[j]; if (qed_int_is_parity_flag(p_hwfn, p_bit) && @@ -1057,7 +1083,7 @@ static int qed_int_deassertion(struct qed_hwfn *p_hwfn, * to current group, making them responsible for the * previous assertion. */ - for (j = 0, bit_idx = 0; bit_idx < 32; j++) { + for (j = 0, bit_idx = 0; bit_idx < 32 && j < 32; j++) { long unsigned int bitmask; u8 bit, bit_len; @@ -1084,7 +1110,7 @@ static int qed_int_deassertion(struct qed_hwfn *p_hwfn, bit_len); /* Some bits represent more than a - * a single interrupt. Correctly print + * single interrupt. Correctly print * their name. */ if (ATTENTION_LENGTH(flags) > 2 || @@ -1093,7 +1119,7 @@ static int qed_int_deassertion(struct qed_hwfn *p_hwfn, snprintf(bit_name, 30, p_aeu->bit_name, num); else - strlcpy(bit_name, + strscpy(bit_name, p_aeu->bit_name, 30); /* We now need to pass bitmask in its @@ -1172,7 +1198,8 @@ static int qed_int_attentions(struct qed_hwfn *p_hwfn) index, attn_bits, attn_acks, asserted_bits, deasserted_bits, p_sb_attn_sw->known_attn); } else if (asserted_bits == 0x100) { - DP_INFO(p_hwfn, "MFW indication via attention\n"); + DP_VERBOSE(p_hwfn, NETIF_MSG_INTR, + "MFW indication via attention\n"); } else { DP_VERBOSE(p_hwfn, NETIF_MSG_INTR, "MFW indication [deassertion]\n"); @@ -1193,16 +1220,15 @@ static int qed_int_attentions(struct qed_hwfn *p_hwfn) static void qed_sb_ack_attn(struct qed_hwfn *p_hwfn, void __iomem *igu_addr, u32 ack_cons) { - struct igu_prod_cons_update igu_ack = { 0 }; + u32 igu_ack; - igu_ack.sb_id_and_flags = - ((ack_cons << IGU_PROD_CONS_UPDATE_SB_INDEX_SHIFT) | - (1 << IGU_PROD_CONS_UPDATE_UPDATE_FLAG_SHIFT) | - (IGU_INT_NOP << IGU_PROD_CONS_UPDATE_ENABLE_INT_SHIFT) | - (IGU_SEG_ACCESS_ATTN << - IGU_PROD_CONS_UPDATE_SEGMENT_ACCESS_SHIFT)); + igu_ack = ((ack_cons << IGU_PROD_CONS_UPDATE_SB_INDEX_SHIFT) | + (1 << IGU_PROD_CONS_UPDATE_UPDATE_FLAG_SHIFT) | + (IGU_INT_NOP << IGU_PROD_CONS_UPDATE_ENABLE_INT_SHIFT) | + (IGU_SEG_ACCESS_ATTN << + IGU_PROD_CONS_UPDATE_SEGMENT_ACCESS_SHIFT)); - DIRECT_REG_WR(igu_addr, igu_ack.sb_id_and_flags); + DIRECT_REG_WR(igu_addr, igu_ack); /* Both segments (interrupts & acks) are written to same place address; * Need to guarantee all commands will be received (in-order) by HW. @@ -1210,9 +1236,9 @@ static void qed_sb_ack_attn(struct qed_hwfn *p_hwfn, barrier(); } -void qed_int_sp_dpc(unsigned long hwfn_cookie) +void qed_int_sp_dpc(struct tasklet_struct *t) { - struct qed_hwfn *p_hwfn = (struct qed_hwfn *)hwfn_cookie; + struct qed_hwfn *p_hwfn = from_tasklet(p_hwfn, t, sp_dpc); struct qed_pi_info *pi_info = NULL; struct qed_sb_attn_info *sb_attn; struct qed_sb_info *sb_info; @@ -1356,7 +1382,7 @@ static void qed_int_sb_attn_init(struct qed_hwfn *p_hwfn, memset(sb_info->parity_mask, 0, sizeof(u32) * NUM_ATTN_REGS); for (i = 0; i < NUM_ATTN_REGS; i++) { /* j is array index, k is bit index */ - for (j = 0, k = 0; k < 32; j++) { + for (j = 0, k = 0; k < 32 && j < 32; j++) { struct aeu_invert_reg_bit *p_aeu; p_aeu = &aeu_descs[i].bits[j]; @@ -1416,16 +1442,16 @@ void qed_init_cau_sb_entry(struct qed_hwfn *p_hwfn, u8 pf_id, u16 vf_number, u8 vf_valid) { struct qed_dev *cdev = p_hwfn->cdev; - u32 cau_state; + u32 cau_state, params = 0, data = 0; u8 timer_res; memset(p_sb_entry, 0, sizeof(*p_sb_entry)); - SET_FIELD(p_sb_entry->params, CAU_SB_ENTRY_PF_NUMBER, pf_id); - SET_FIELD(p_sb_entry->params, CAU_SB_ENTRY_VF_NUMBER, vf_number); - SET_FIELD(p_sb_entry->params, CAU_SB_ENTRY_VF_VALID, vf_valid); - SET_FIELD(p_sb_entry->params, CAU_SB_ENTRY_SB_TIMESET0, 0x7F); - SET_FIELD(p_sb_entry->params, CAU_SB_ENTRY_SB_TIMESET1, 0x7F); + SET_FIELD(params, CAU_SB_ENTRY_PF_NUMBER, pf_id); + SET_FIELD(params, CAU_SB_ENTRY_VF_NUMBER, vf_number); + SET_FIELD(params, CAU_SB_ENTRY_VF_VALID, vf_valid); + SET_FIELD(params, CAU_SB_ENTRY_SB_TIMESET0, 0x7F); + SET_FIELD(params, CAU_SB_ENTRY_SB_TIMESET1, 0x7F); cau_state = CAU_HC_DISABLE_STATE; @@ -1444,7 +1470,8 @@ void qed_init_cau_sb_entry(struct qed_hwfn *p_hwfn, timer_res = 1; else timer_res = 2; - SET_FIELD(p_sb_entry->params, CAU_SB_ENTRY_TIMER_RES0, timer_res); + + SET_FIELD(params, CAU_SB_ENTRY_TIMER_RES0, timer_res); if (cdev->tx_coalesce_usecs <= 0x7F) timer_res = 0; @@ -1452,10 +1479,13 @@ void qed_init_cau_sb_entry(struct qed_hwfn *p_hwfn, timer_res = 1; else timer_res = 2; - SET_FIELD(p_sb_entry->params, CAU_SB_ENTRY_TIMER_RES1, timer_res); - SET_FIELD(p_sb_entry->data, CAU_SB_ENTRY_STATE0, cau_state); - SET_FIELD(p_sb_entry->data, CAU_SB_ENTRY_STATE1, cau_state); + SET_FIELD(params, CAU_SB_ENTRY_TIMER_RES1, timer_res); + p_sb_entry->params = cpu_to_le32(params); + + SET_FIELD(data, CAU_SB_ENTRY_STATE0, cau_state); + SET_FIELD(data, CAU_SB_ENTRY_STATE1, cau_state); + p_sb_entry->data = cpu_to_le32(data); } static void qed_int_cau_conf_pi(struct qed_hwfn *p_hwfn, @@ -1465,31 +1495,27 @@ static void qed_int_cau_conf_pi(struct qed_hwfn *p_hwfn, enum qed_coalescing_fsm coalescing_fsm, u8 timeset) { - struct cau_pi_entry pi_entry; u32 sb_offset, pi_offset; + u32 prod = 0; if (IS_VF(p_hwfn->cdev)) return; - sb_offset = igu_sb_id * PIS_PER_SB_E4; - memset(&pi_entry, 0, sizeof(struct cau_pi_entry)); - - SET_FIELD(pi_entry.prod, CAU_PI_ENTRY_PI_TIMESET, timeset); + SET_FIELD(prod, CAU_PI_ENTRY_PI_TIMESET, timeset); if (coalescing_fsm == QED_COAL_RX_STATE_MACHINE) - SET_FIELD(pi_entry.prod, CAU_PI_ENTRY_FSM_SEL, 0); + SET_FIELD(prod, CAU_PI_ENTRY_FSM_SEL, 0); else - SET_FIELD(pi_entry.prod, CAU_PI_ENTRY_FSM_SEL, 1); + SET_FIELD(prod, CAU_PI_ENTRY_FSM_SEL, 1); + sb_offset = igu_sb_id * PIS_PER_SB; pi_offset = sb_offset + pi_index; - if (p_hwfn->hw_init_done) { + + if (p_hwfn->hw_init_done) qed_wr(p_hwfn, p_ptt, - CAU_REG_PI_MEMORY + pi_offset * sizeof(u32), - *((u32 *)&(pi_entry))); - } else { - STORE_RT_REG(p_hwfn, - CAU_REG_PI_MEMORY_RT_OFFSET + pi_offset, - *((u32 *)&(pi_entry))); - } + CAU_REG_PI_MEMORY + pi_offset * sizeof(u32), prod); + else + STORE_RT_REG(p_hwfn, CAU_REG_PI_MEMORY_RT_OFFSET + pi_offset, + prod); } void qed_int_cau_conf_sb(struct qed_hwfn *p_hwfn, @@ -2246,9 +2272,9 @@ int qed_int_igu_read_cam(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) } /** - * @brief Initialize igu runtime registers + * qed_int_igu_init_rt() - Initialize IGU runtime registers. * - * @param p_hwfn + * @p_hwfn: HW device data. */ void qed_int_igu_init_rt(struct qed_hwfn *p_hwfn) { @@ -2279,34 +2305,14 @@ u64 qed_int_igu_read_sisr_reg(struct qed_hwfn *p_hwfn) static void qed_int_sp_dpc_setup(struct qed_hwfn *p_hwfn) { - tasklet_init(p_hwfn->sp_dpc, - qed_int_sp_dpc, (unsigned long)p_hwfn); + tasklet_setup(&p_hwfn->sp_dpc, qed_int_sp_dpc); p_hwfn->b_sp_dpc_enabled = true; } -static int qed_int_sp_dpc_alloc(struct qed_hwfn *p_hwfn) -{ - p_hwfn->sp_dpc = kmalloc(sizeof(*p_hwfn->sp_dpc), GFP_KERNEL); - if (!p_hwfn->sp_dpc) - return -ENOMEM; - - return 0; -} - -static void qed_int_sp_dpc_free(struct qed_hwfn *p_hwfn) -{ - kfree(p_hwfn->sp_dpc); - p_hwfn->sp_dpc = NULL; -} - int qed_int_alloc(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) { int rc = 0; - rc = qed_int_sp_dpc_alloc(p_hwfn); - if (rc) - return rc; - rc = qed_int_sp_sb_alloc(p_hwfn, p_ptt); if (rc) return rc; @@ -2320,7 +2326,6 @@ void qed_int_free(struct qed_hwfn *p_hwfn) { qed_int_sp_sb_free(p_hwfn); qed_int_sb_attn_free(p_hwfn); - qed_int_sp_dpc_free(p_hwfn); } void qed_int_setup(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) @@ -2349,10 +2354,16 @@ void qed_int_disable_post_isr_release(struct qed_dev *cdev) cdev->hwfns[i].b_int_requested = false; } +void qed_int_attn_clr_enable(struct qed_dev *cdev, bool clr_enable) +{ + cdev->attn_clr_en = clr_enable; +} + int qed_int_set_timer_res(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, u8 timer_res, u16 sb_id, bool tx) { struct cau_sb_entry sb_entry; + u32 params; int rc; if (!p_hwfn->hw_init_done) { @@ -2368,10 +2379,14 @@ int qed_int_set_timer_res(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, return rc; } + params = le32_to_cpu(sb_entry.params); + if (tx) - SET_FIELD(sb_entry.params, CAU_SB_ENTRY_TIMER_RES1, timer_res); + SET_FIELD(params, CAU_SB_ENTRY_TIMER_RES1, timer_res); else - SET_FIELD(sb_entry.params, CAU_SB_ENTRY_TIMER_RES0, timer_res); + SET_FIELD(params, CAU_SB_ENTRY_TIMER_RES0, timer_res); + + sb_entry.params = cpu_to_le32(params); rc = qed_dmae_host2grc(p_hwfn, p_ptt, (u64)(uintptr_t)&sb_entry, @@ -2384,3 +2399,25 @@ int qed_int_set_timer_res(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, return rc; } + +int qed_int_get_sb_dbg(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, + struct qed_sb_info *p_sb, struct qed_sb_info_dbg *p_info) +{ + u16 sbid = p_sb->igu_sb_id; + u32 i; + + if (IS_VF(p_hwfn->cdev)) + return -EINVAL; + + if (sbid >= NUM_OF_SBS(p_hwfn->cdev)) + return -EINVAL; + + p_info->igu_prod = qed_rd(p_hwfn, p_ptt, IGU_REG_PRODUCER_MEMORY + sbid * 4); + p_info->igu_cons = qed_rd(p_hwfn, p_ptt, IGU_REG_CONSUMER_MEM + sbid * 4); + + for (i = 0; i < PIS_PER_SB; i++) + p_info->pi[i] = (u16)qed_rd(p_hwfn, p_ptt, + CAU_REG_PI_MEMORY + sbid * 4 * PIS_PER_SB + i * 4); + + return 0; +} |