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path: root/drivers/crypto/hisilicon/hpre/hpre_main.c
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Diffstat (limited to 'drivers/crypto/hisilicon/hpre/hpre_main.c')
-rw-r--r--drivers/crypto/hisilicon/hpre/hpre_main.c893
1 files changed, 754 insertions, 139 deletions
diff --git a/drivers/crypto/hisilicon/hpre/hpre_main.c b/drivers/crypto/hisilicon/hpre/hpre_main.c
index 8b0640fb04be..b94fecd765ee 100644
--- a/drivers/crypto/hisilicon/hpre/hpre_main.c
+++ b/drivers/crypto/hisilicon/hpre/hpre_main.c
@@ -1,7 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
/* Copyright (c) 2018-2019 HiSilicon Limited. */
#include <linux/acpi.h>
-#include <linux/aer.h>
#include <linux/bitops.h>
#include <linux/debugfs.h>
#include <linux/init.h>
@@ -9,13 +8,13 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/pci.h>
+#include <linux/pm_runtime.h>
#include <linux/topology.h>
#include <linux/uacce.h>
#include "hpre.h"
-#define HPRE_QM_ABNML_INT_MASK 0x100004
+#define CAP_FILE_PERMISSION 0444
#define HPRE_CTRL_CNT_CLR_CE_BIT BIT(0)
-#define HPRE_COMM_CNT_CLR_CE 0x0
#define HPRE_CTRL_CNT_CLR_CE 0x301000
#define HPRE_FSM_MAX_CNT 0x301008
#define HPRE_VFG_AXQOS 0x30100c
@@ -35,8 +34,14 @@
#define HPRE_DATA_WUSER_CFG 0x301040
#define HPRE_INT_MASK 0x301400
#define HPRE_INT_STATUS 0x301800
+#define HPRE_HAC_INT_MSK 0x301400
+#define HPRE_HAC_RAS_CE_ENB 0x301410
+#define HPRE_HAC_RAS_NFE_ENB 0x301414
+#define HPRE_HAC_RAS_FE_ENB 0x301418
+#define HPRE_HAC_INT_SET 0x301500
+#define HPRE_AXI_ERROR_MASK GENMASK(21, 10)
+#define HPRE_RNG_TIMEOUT_NUM 0x301A34
#define HPRE_CORE_INT_ENABLE 0
-#define HPRE_CORE_INT_DISABLE GENMASK(21, 0)
#define HPRE_RDCHN_INI_ST 0x301a00
#define HPRE_CLSTR_BASE 0x302000
#define HPRE_CORE_EN_OFFSET 0x04
@@ -46,9 +51,7 @@
#define HPRE_CORE_IS_SCHD_OFFSET 0x90
#define HPRE_RAS_CE_ENB 0x301410
-#define HPRE_HAC_RAS_CE_ENABLE (BIT(0) | BIT(22) | BIT(23))
#define HPRE_RAS_NFE_ENB 0x301414
-#define HPRE_HAC_RAS_NFE_ENABLE 0x3ffffe
#define HPRE_RAS_FE_ENB 0x301418
#define HPRE_OOO_SHUTDOWN_SEL 0x301a3c
#define HPRE_HAC_RAS_FE_ENABLE 0
@@ -62,24 +65,35 @@
#define HPRE_CLSTR_ADDR_INTRVL 0x1000
#define HPRE_CLUSTER_INQURY 0x100
#define HPRE_CLSTR_ADDR_INQRY_RSLT 0x104
-#define HPRE_TIMEOUT_ABNML_BIT 6
#define HPRE_PASID_EN_BIT 9
#define HPRE_REG_RD_INTVRL_US 10
#define HPRE_REG_RD_TMOUT_US 1000
#define HPRE_DBGFS_VAL_MAX_LEN 20
-#define HPRE_PCI_DEVICE_ID 0xa258
-#define HPRE_PCI_VF_DEVICE_ID 0xa259
+#define PCI_DEVICE_ID_HUAWEI_HPRE_PF 0xa258
#define HPRE_QM_USR_CFG_MASK GENMASK(31, 1)
#define HPRE_QM_AXI_CFG_MASK GENMASK(15, 0)
#define HPRE_QM_VFG_AX_MASK GENMASK(7, 0)
#define HPRE_BD_USR_MASK GENMASK(1, 0)
-#define HPRE_CLUSTER_CORE_MASK_V2 GENMASK(3, 0)
-#define HPRE_CLUSTER_CORE_MASK_V3 GENMASK(7, 0)
#define HPRE_PREFETCH_CFG 0x301130
#define HPRE_SVA_PREFTCH_DFX 0x30115C
#define HPRE_PREFETCH_ENABLE (~(BIT(0) | BIT(30)))
#define HPRE_PREFETCH_DISABLE BIT(30)
#define HPRE_SVA_DISABLE_READY (BIT(4) | BIT(8))
+#define HPRE_SVA_PREFTCH_DFX4 0x301144
+#define HPRE_WAIT_SVA_READY 500000
+#define HPRE_READ_SVA_STATUS_TIMES 3
+#define HPRE_WAIT_US_MIN 10
+#define HPRE_WAIT_US_MAX 20
+
+/* clock gate */
+#define HPRE_CLKGATE_CTL 0x301a10
+#define HPRE_PEH_CFG_AUTO_GATE 0x301a2c
+#define HPRE_CLUSTER_DYN_CTL 0x302010
+#define HPRE_CORE_SHB_CFG 0x302088
+#define HPRE_CLKGATE_CTL_EN BIT(0)
+#define HPRE_PEH_CFG_AUTO_GATE_EN BIT(0)
+#define HPRE_CLUSTER_DYN_CTL_EN BIT(0)
+#define HPRE_CORE_GATE_EN (BIT(30) | BIT(31))
#define HPRE_AM_OOO_SHUTDOWN_ENB 0x301044
#define HPRE_AM_OOO_SHUTDOWN_ENABLE BIT(0)
@@ -92,16 +106,26 @@
#define HPRE_QM_PM_FLR BIT(11)
#define HPRE_QM_SRIOV_FLR BIT(12)
-#define HPRE_SHAPER_TYPE_RATE 128
+#define HPRE_SHAPER_TYPE_RATE 640
#define HPRE_VIA_MSI_DSM 1
#define HPRE_SQE_MASK_OFFSET 8
-#define HPRE_SQE_MASK_LEN 24
+#define HPRE_SQE_MASK_LEN 44
+#define HPRE_CTX_Q_NUM_DEF 1
+
+#define HPRE_DFX_BASE 0x301000
+#define HPRE_DFX_COMMON1 0x301400
+#define HPRE_DFX_COMMON2 0x301A00
+#define HPRE_DFX_CORE 0x302000
+#define HPRE_DFX_BASE_LEN 0x55
+#define HPRE_DFX_COMMON1_LEN 0x41
+#define HPRE_DFX_COMMON2_LEN 0xE
+#define HPRE_DFX_CORE_LEN 0x43
static const char hpre_name[] = "hisi_hpre";
static struct dentry *hpre_debugfs_root;
static const struct pci_device_id hpre_dev_ids[] = {
- { PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HPRE_PCI_DEVICE_ID) },
- { PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HPRE_PCI_VF_DEVICE_ID) },
+ { PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, PCI_DEVICE_ID_HUAWEI_HPRE_PF) },
+ { PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, PCI_DEVICE_ID_HUAWEI_HPRE_VF) },
{ 0, }
};
@@ -112,6 +136,33 @@ struct hpre_hw_error {
const char *msg;
};
+static const struct qm_dev_alg hpre_dev_algs[] = {
+ {
+ .alg_msk = BIT(0),
+ .alg = "rsa\n"
+ }, {
+ .alg_msk = BIT(1),
+ .alg = "dh\n"
+ }, {
+ .alg_msk = BIT(2),
+ .alg = "ecdh\n"
+ }, {
+ .alg_msk = BIT(3),
+ .alg = "ecdsa\n"
+ }, {
+ .alg_msk = BIT(4),
+ .alg = "sm2\n"
+ }, {
+ .alg_msk = BIT(5),
+ .alg = "x25519\n"
+ }, {
+ .alg_msk = BIT(6),
+ .alg = "x448\n"
+ }, {
+ /* sentinel */
+ }
+};
+
static struct hisi_qm_list hpre_devices = {
.register_to_crypto = hpre_algs_register,
.unregister_from_crypto = hpre_algs_unregister,
@@ -122,6 +173,85 @@ static const char * const hpre_debug_file_name[] = {
[HPRE_CLUSTER_CTRL] = "cluster_ctrl",
};
+enum hpre_cap_type {
+ HPRE_QM_NFE_MASK_CAP,
+ HPRE_QM_RESET_MASK_CAP,
+ HPRE_QM_OOO_SHUTDOWN_MASK_CAP,
+ HPRE_QM_CE_MASK_CAP,
+ HPRE_NFE_MASK_CAP,
+ HPRE_RESET_MASK_CAP,
+ HPRE_OOO_SHUTDOWN_MASK_CAP,
+ HPRE_CE_MASK_CAP,
+ HPRE_CLUSTER_NUM_CAP,
+ HPRE_CORE_TYPE_NUM_CAP,
+ HPRE_CORE_NUM_CAP,
+ HPRE_CLUSTER_CORE_NUM_CAP,
+ HPRE_CORE_ENABLE_BITMAP_CAP,
+ HPRE_DRV_ALG_BITMAP_CAP,
+ HPRE_DEV_ALG_BITMAP_CAP,
+ HPRE_CORE1_ALG_BITMAP_CAP,
+ HPRE_CORE2_ALG_BITMAP_CAP,
+ HPRE_CORE3_ALG_BITMAP_CAP,
+ HPRE_CORE4_ALG_BITMAP_CAP,
+ HPRE_CORE5_ALG_BITMAP_CAP,
+ HPRE_CORE6_ALG_BITMAP_CAP,
+ HPRE_CORE7_ALG_BITMAP_CAP,
+ HPRE_CORE8_ALG_BITMAP_CAP,
+ HPRE_CORE9_ALG_BITMAP_CAP,
+ HPRE_CORE10_ALG_BITMAP_CAP
+};
+
+static const struct hisi_qm_cap_info hpre_basic_info[] = {
+ {HPRE_QM_NFE_MASK_CAP, 0x3124, 0, GENMASK(31, 0), 0x0, 0x1C37, 0x7C37},
+ {HPRE_QM_RESET_MASK_CAP, 0x3128, 0, GENMASK(31, 0), 0x0, 0xC37, 0x6C37},
+ {HPRE_QM_OOO_SHUTDOWN_MASK_CAP, 0x3128, 0, GENMASK(31, 0), 0x0, 0x4, 0x6C37},
+ {HPRE_QM_CE_MASK_CAP, 0x312C, 0, GENMASK(31, 0), 0x0, 0x8, 0x8},
+ {HPRE_NFE_MASK_CAP, 0x3130, 0, GENMASK(31, 0), 0x0, 0x3FFFFE, 0x1FFFC3E},
+ {HPRE_RESET_MASK_CAP, 0x3134, 0, GENMASK(31, 0), 0x0, 0x3FFFFE, 0xBFFC3E},
+ {HPRE_OOO_SHUTDOWN_MASK_CAP, 0x3134, 0, GENMASK(31, 0), 0x0, 0x22, 0xBFFC3E},
+ {HPRE_CE_MASK_CAP, 0x3138, 0, GENMASK(31, 0), 0x0, 0x1, 0x1},
+ {HPRE_CLUSTER_NUM_CAP, 0x313c, 20, GENMASK(3, 0), 0x0, 0x4, 0x1},
+ {HPRE_CORE_TYPE_NUM_CAP, 0x313c, 16, GENMASK(3, 0), 0x0, 0x2, 0x2},
+ {HPRE_CORE_NUM_CAP, 0x313c, 8, GENMASK(7, 0), 0x0, 0x8, 0xA},
+ {HPRE_CLUSTER_CORE_NUM_CAP, 0x313c, 0, GENMASK(7, 0), 0x0, 0x2, 0xA},
+ {HPRE_CORE_ENABLE_BITMAP_CAP, 0x3140, 0, GENMASK(31, 0), 0x0, 0xF, 0x3FF},
+ {HPRE_DRV_ALG_BITMAP_CAP, 0x3144, 0, GENMASK(31, 0), 0x0, 0x03, 0x27},
+ {HPRE_DEV_ALG_BITMAP_CAP, 0x3148, 0, GENMASK(31, 0), 0x0, 0x03, 0x7F},
+ {HPRE_CORE1_ALG_BITMAP_CAP, 0x314c, 0, GENMASK(31, 0), 0x0, 0x7F, 0x7F},
+ {HPRE_CORE2_ALG_BITMAP_CAP, 0x3150, 0, GENMASK(31, 0), 0x0, 0x7F, 0x7F},
+ {HPRE_CORE3_ALG_BITMAP_CAP, 0x3154, 0, GENMASK(31, 0), 0x0, 0x7F, 0x7F},
+ {HPRE_CORE4_ALG_BITMAP_CAP, 0x3158, 0, GENMASK(31, 0), 0x0, 0x7F, 0x7F},
+ {HPRE_CORE5_ALG_BITMAP_CAP, 0x315c, 0, GENMASK(31, 0), 0x0, 0x7F, 0x7F},
+ {HPRE_CORE6_ALG_BITMAP_CAP, 0x3160, 0, GENMASK(31, 0), 0x0, 0x7F, 0x7F},
+ {HPRE_CORE7_ALG_BITMAP_CAP, 0x3164, 0, GENMASK(31, 0), 0x0, 0x7F, 0x7F},
+ {HPRE_CORE8_ALG_BITMAP_CAP, 0x3168, 0, GENMASK(31, 0), 0x0, 0x7F, 0x7F},
+ {HPRE_CORE9_ALG_BITMAP_CAP, 0x316c, 0, GENMASK(31, 0), 0x0, 0x10, 0x10},
+ {HPRE_CORE10_ALG_BITMAP_CAP, 0x3170, 0, GENMASK(31, 0), 0x0, 0x10, 0x10}
+};
+
+static const struct hisi_qm_cap_query_info hpre_cap_query_info[] = {
+ {QM_RAS_NFE_TYPE, "QM_RAS_NFE_TYPE ", 0x3124, 0x0, 0x1C37, 0x7C37},
+ {QM_RAS_NFE_RESET, "QM_RAS_NFE_RESET ", 0x3128, 0x0, 0xC77, 0x6C77},
+ {QM_RAS_CE_TYPE, "QM_RAS_CE_TYPE ", 0x312C, 0x0, 0x8, 0x8},
+ {HPRE_RAS_NFE_TYPE, "HPRE_RAS_NFE_TYPE ", 0x3130, 0x0, 0x3FFFFE, 0x1FFFC3E},
+ {HPRE_RAS_NFE_RESET, "HPRE_RAS_NFE_RESET ", 0x3134, 0x0, 0x3FFFFE, 0xBFFC3E},
+ {HPRE_RAS_CE_TYPE, "HPRE_RAS_CE_TYPE ", 0x3138, 0x0, 0x1, 0x1},
+ {HPRE_CORE_INFO, "HPRE_CORE_INFO ", 0x313c, 0x0, 0x420802, 0x120A0A},
+ {HPRE_CORE_EN, "HPRE_CORE_EN ", 0x3140, 0x0, 0xF, 0x3FF},
+ {HPRE_DRV_ALG_BITMAP, "HPRE_DRV_ALG_BITMAP ", 0x3144, 0x0, 0x03, 0x27},
+ {HPRE_ALG_BITMAP, "HPRE_ALG_BITMAP ", 0x3148, 0x0, 0x03, 0x7F},
+ {HPRE_CORE1_BITMAP_CAP, "HPRE_CORE1_BITMAP_CAP ", 0x314c, 0x0, 0x7F, 0x7F},
+ {HPRE_CORE2_BITMAP_CAP, "HPRE_CORE2_BITMAP_CAP ", 0x3150, 0x0, 0x7F, 0x7F},
+ {HPRE_CORE3_BITMAP_CAP, "HPRE_CORE3_BITMAP_CAP ", 0x3154, 0x0, 0x7F, 0x7F},
+ {HPRE_CORE4_BITMAP_CAP, "HPRE_CORE4_BITMAP_CAP ", 0x3158, 0x0, 0x7F, 0x7F},
+ {HPRE_CORE5_BITMAP_CAP, "HPRE_CORE5_BITMAP_CAP ", 0x315c, 0x0, 0x7F, 0x7F},
+ {HPRE_CORE6_BITMAP_CAP, "HPRE_CORE6_BITMAP_CAP ", 0x3160, 0x0, 0x7F, 0x7F},
+ {HPRE_CORE7_BITMAP_CAP, "HPRE_CORE7_BITMAP_CAP ", 0x3164, 0x0, 0x7F, 0x7F},
+ {HPRE_CORE8_BITMAP_CAP, "HPRE_CORE8_BITMAP_CAP ", 0x3168, 0x0, 0x7F, 0x7F},
+ {HPRE_CORE9_BITMAP_CAP, "HPRE_CORE9_BITMAP_CAP ", 0x316c, 0x0, 0x10, 0x10},
+ {HPRE_CORE10_BITMAP_CAP, "HPRE_CORE10_BITMAP_CAP ", 0x3170, 0x0, 0x10, 0x10},
+};
+
static const struct hpre_hw_error hpre_hw_errors[] = {
{
.int_msk = BIT(0),
@@ -166,6 +296,9 @@ static const struct hpre_hw_error hpre_hw_errors[] = {
.int_msk = BIT(23),
.msg = "sva_fsm_timeout_int_set"
}, {
+ .int_msk = BIT(24),
+ .msg = "sva_int_set"
+ }, {
/* sentinel */
}
};
@@ -182,28 +315,32 @@ static const u64 hpre_cluster_offsets[] = {
};
static const struct debugfs_reg32 hpre_cluster_dfx_regs[] = {
- {"CORES_EN_STATUS ", HPRE_CORE_EN_OFFSET},
- {"CORES_INI_CFG ", HPRE_CORE_INI_CFG_OFFSET},
- {"CORES_INI_STATUS ", HPRE_CORE_INI_STATUS_OFFSET},
- {"CORES_HTBT_WARN ", HPRE_CORE_HTBT_WARN_OFFSET},
- {"CORES_IS_SCHD ", HPRE_CORE_IS_SCHD_OFFSET},
+ {"CORES_EN_STATUS ", HPRE_CORE_EN_OFFSET},
+ {"CORES_INI_CFG ", HPRE_CORE_INI_CFG_OFFSET},
+ {"CORES_INI_STATUS ", HPRE_CORE_INI_STATUS_OFFSET},
+ {"CORES_HTBT_WARN ", HPRE_CORE_HTBT_WARN_OFFSET},
+ {"CORES_IS_SCHD ", HPRE_CORE_IS_SCHD_OFFSET},
};
static const struct debugfs_reg32 hpre_com_dfx_regs[] = {
- {"READ_CLR_EN ", HPRE_CTRL_CNT_CLR_CE},
- {"AXQOS ", HPRE_VFG_AXQOS},
- {"AWUSR_CFG ", HPRE_AWUSR_FP_CFG},
- {"QM_ARUSR_MCFG1 ", QM_ARUSER_M_CFG_1},
- {"QM_AWUSR_MCFG1 ", QM_AWUSER_M_CFG_1},
- {"BD_ENDIAN ", HPRE_BD_ENDIAN},
- {"ECC_CHECK_CTRL ", HPRE_ECC_BYPASS},
- {"RAS_INT_WIDTH ", HPRE_RAS_WIDTH_CFG},
- {"POISON_BYPASS ", HPRE_POISON_BYPASS},
- {"BD_ARUSER ", HPRE_BD_ARUSR_CFG},
- {"BD_AWUSER ", HPRE_BD_AWUSR_CFG},
- {"DATA_ARUSER ", HPRE_DATA_RUSER_CFG},
- {"DATA_AWUSER ", HPRE_DATA_WUSER_CFG},
- {"INT_STATUS ", HPRE_INT_STATUS},
+ {"READ_CLR_EN ", HPRE_CTRL_CNT_CLR_CE},
+ {"AXQOS ", HPRE_VFG_AXQOS},
+ {"AWUSR_CFG ", HPRE_AWUSR_FP_CFG},
+ {"BD_ENDIAN ", HPRE_BD_ENDIAN},
+ {"ECC_CHECK_CTRL ", HPRE_ECC_BYPASS},
+ {"RAS_INT_WIDTH ", HPRE_RAS_WIDTH_CFG},
+ {"POISON_BYPASS ", HPRE_POISON_BYPASS},
+ {"BD_ARUSER ", HPRE_BD_ARUSR_CFG},
+ {"BD_AWUSER ", HPRE_BD_AWUSR_CFG},
+ {"DATA_ARUSER ", HPRE_DATA_RUSER_CFG},
+ {"DATA_AWUSER ", HPRE_DATA_WUSER_CFG},
+ {"INT_STATUS ", HPRE_INT_STATUS},
+ {"INT_MASK ", HPRE_HAC_INT_MSK},
+ {"RAS_CE_ENB ", HPRE_HAC_RAS_CE_ENB},
+ {"RAS_NFE_ENB ", HPRE_HAC_RAS_NFE_ENB},
+ {"RAS_FE_ENB ", HPRE_HAC_RAS_FE_ENB},
+ {"INT_SET ", HPRE_HAC_INT_SET},
+ {"RNG_TIMEOUT_NUM ", HPRE_RNG_TIMEOUT_NUM},
};
static const char *hpre_dfx_files[HPRE_DFX_FILE_NUM] = {
@@ -216,6 +353,66 @@ static const char *hpre_dfx_files[HPRE_DFX_FILE_NUM] = {
"invalid_req_cnt"
};
+/* define the HPRE's dfx regs region and region length */
+static struct dfx_diff_registers hpre_diff_regs[] = {
+ {
+ .reg_offset = HPRE_DFX_BASE,
+ .reg_len = HPRE_DFX_BASE_LEN,
+ }, {
+ .reg_offset = HPRE_DFX_COMMON1,
+ .reg_len = HPRE_DFX_COMMON1_LEN,
+ }, {
+ .reg_offset = HPRE_DFX_COMMON2,
+ .reg_len = HPRE_DFX_COMMON2_LEN,
+ }, {
+ .reg_offset = HPRE_DFX_CORE,
+ .reg_len = HPRE_DFX_CORE_LEN,
+ },
+};
+
+static const struct hisi_qm_err_ini hpre_err_ini;
+
+bool hpre_check_alg_support(struct hisi_qm *qm, u32 alg)
+{
+ u32 cap_val;
+
+ cap_val = qm->cap_tables.dev_cap_table[HPRE_DRV_ALG_BITMAP].cap_val;
+ if (alg & cap_val)
+ return true;
+
+ return false;
+}
+
+static int hpre_diff_regs_show(struct seq_file *s, void *unused)
+{
+ struct hisi_qm *qm = s->private;
+
+ hisi_qm_acc_diff_regs_dump(qm, s, qm->debug.acc_diff_regs,
+ ARRAY_SIZE(hpre_diff_regs));
+
+ return 0;
+}
+
+DEFINE_SHOW_ATTRIBUTE(hpre_diff_regs);
+
+static int hpre_com_regs_show(struct seq_file *s, void *unused)
+{
+ hisi_qm_regs_dump(s, s->private);
+
+ return 0;
+}
+
+DEFINE_SHOW_ATTRIBUTE(hpre_com_regs);
+
+static int hpre_cluster_regs_show(struct seq_file *s, void *unused)
+{
+ hisi_qm_regs_dump(s, s->private);
+
+ return 0;
+}
+
+DEFINE_SHOW_ATTRIBUTE(hpre_cluster_regs);
+
static const struct kernel_param_ops hpre_uacce_mode_ops = {
.set = uacce_mode_set,
.get = param_get_int,
@@ -229,9 +426,12 @@ static u32 uacce_mode = UACCE_MODE_NOUACCE;
module_param_cb(uacce_mode, &hpre_uacce_mode_ops, &uacce_mode, 0444);
MODULE_PARM_DESC(uacce_mode, UACCE_MODE_DESC);
+static bool pf_q_num_flag;
static int pf_q_num_set(const char *val, const struct kernel_param *kp)
{
- return q_num_set(val, kp, HPRE_PCI_DEVICE_ID);
+ pf_q_num_flag = true;
+
+ return hisi_qm_q_num_set(val, kp, PCI_DEVICE_ID_HUAWEI_HPRE_PF);
}
static const struct kernel_param_ops hpre_pf_q_num_ops = {
@@ -252,21 +452,9 @@ static u32 vfs_num;
module_param_cb(vfs_num, &vfs_num_ops, &vfs_num, 0444);
MODULE_PARM_DESC(vfs_num, "Number of VFs to enable(1-63), 0(default)");
-static inline int hpre_cluster_num(struct hisi_qm *qm)
-{
- return (qm->ver >= QM_HW_V3) ? HPRE_CLUSTERS_NUM_V3 :
- HPRE_CLUSTERS_NUM_V2;
-}
-
-static inline int hpre_cluster_core_mask(struct hisi_qm *qm)
-{
- return (qm->ver >= QM_HW_V3) ?
- HPRE_CLUSTER_CORE_MASK_V3 : HPRE_CLUSTER_CORE_MASK_V2;
-}
-
struct hisi_qp *hpre_create_qp(u8 type)
{
- int node = cpu_to_node(smp_processor_id());
+ int node = cpu_to_node(raw_smp_processor_id());
struct hisi_qp *qp = NULL;
int ret;
@@ -284,6 +472,33 @@ struct hisi_qp *hpre_create_qp(u8 type)
return NULL;
}
+static int hpre_wait_sva_ready(struct hisi_qm *qm)
+{
+ u32 val, try_times = 0;
+ u8 count = 0;
+
+ /*
+ * Read the register value every 10-20us. If the value is 0 for three
+ * consecutive times, the SVA module is ready.
+ */
+ do {
+ val = readl(qm->io_base + HPRE_SVA_PREFTCH_DFX4);
+ if (val)
+ count = 0;
+ else if (++count == HPRE_READ_SVA_STATUS_TIMES)
+ break;
+
+ usleep_range(HPRE_WAIT_US_MIN, HPRE_WAIT_US_MAX);
+ } while (++try_times < HPRE_WAIT_SVA_READY);
+
+ if (try_times == HPRE_WAIT_SVA_READY) {
+ pci_err(qm->pdev, "failed to wait sva prefetch ready\n");
+ return -ETIMEDOUT;
+ }
+
+ return 0;
+}
+
static void hpre_config_pasid(struct hisi_qm *qm)
{
u32 val1, val2;
@@ -330,13 +545,18 @@ static int hpre_cfg_by_dsm(struct hisi_qm *qm)
static int hpre_set_cluster(struct hisi_qm *qm)
{
- u32 cluster_core_mask = hpre_cluster_core_mask(qm);
- u8 clusters_num = hpre_cluster_num(qm);
struct device *dev = &qm->pdev->dev;
+ u32 cluster_core_mask;
unsigned long offset;
+ u32 hpre_core_info;
+ u8 clusters_num;
u32 val = 0;
int ret, i;
+ cluster_core_mask = qm->cap_tables.dev_cap_table[HPRE_CORE_EN].cap_val;
+ hpre_core_info = qm->cap_tables.dev_cap_table[HPRE_CORE_INFO].cap_val;
+ clusters_num = (hpre_core_info >> hpre_basic_info[HPRE_CLUSTER_NUM_CAP].shift) &
+ hpre_basic_info[HPRE_CLUSTER_NUM_CAP].mask;
for (i = 0; i < clusters_num; i++) {
offset = i * HPRE_CLSTR_ADDR_INTRVL;
@@ -376,45 +596,120 @@ static void disable_flr_of_bme(struct hisi_qm *qm)
writel(PEH_AXUSER_CFG_ENABLE, qm->io_base + QM_PEH_AXUSER_CFG_ENABLE);
}
-static void hpre_open_sva_prefetch(struct hisi_qm *qm)
+static void hpre_close_sva_prefetch(struct hisi_qm *qm)
{
u32 val;
int ret;
- if (qm->ver < QM_HW_V3)
+ if (!test_bit(QM_SUPPORT_SVA_PREFETCH, &qm->caps))
return;
- /* Enable prefetch */
val = readl_relaxed(qm->io_base + HPRE_PREFETCH_CFG);
- val &= HPRE_PREFETCH_ENABLE;
+ val |= HPRE_PREFETCH_DISABLE;
writel(val, qm->io_base + HPRE_PREFETCH_CFG);
- ret = readl_relaxed_poll_timeout(qm->io_base + HPRE_PREFETCH_CFG,
- val, !(val & HPRE_PREFETCH_DISABLE),
+ ret = readl_relaxed_poll_timeout(qm->io_base + HPRE_SVA_PREFTCH_DFX,
+ val, !(val & HPRE_SVA_DISABLE_READY),
HPRE_REG_RD_INTVRL_US,
HPRE_REG_RD_TMOUT_US);
if (ret)
- pci_err(qm->pdev, "failed to open sva prefetch\n");
+ pci_err(qm->pdev, "failed to close sva prefetch\n");
+
+ (void)hpre_wait_sva_ready(qm);
}
-static void hpre_close_sva_prefetch(struct hisi_qm *qm)
+static void hpre_open_sva_prefetch(struct hisi_qm *qm)
{
u32 val;
int ret;
- if (qm->ver < QM_HW_V3)
+ if (!test_bit(QM_SUPPORT_SVA_PREFETCH, &qm->caps))
return;
+ /* Enable prefetch */
val = readl_relaxed(qm->io_base + HPRE_PREFETCH_CFG);
- val |= HPRE_PREFETCH_DISABLE;
+ val &= HPRE_PREFETCH_ENABLE;
writel(val, qm->io_base + HPRE_PREFETCH_CFG);
- ret = readl_relaxed_poll_timeout(qm->io_base + HPRE_SVA_PREFTCH_DFX,
- val, !(val & HPRE_SVA_DISABLE_READY),
+ ret = readl_relaxed_poll_timeout(qm->io_base + HPRE_PREFETCH_CFG,
+ val, !(val & HPRE_PREFETCH_DISABLE),
HPRE_REG_RD_INTVRL_US,
HPRE_REG_RD_TMOUT_US);
+ if (ret) {
+ pci_err(qm->pdev, "failed to open sva prefetch\n");
+ hpre_close_sva_prefetch(qm);
+ return;
+ }
+
+ ret = hpre_wait_sva_ready(qm);
if (ret)
- pci_err(qm->pdev, "failed to close sva prefetch\n");
+ hpre_close_sva_prefetch(qm);
+}
+
+static void hpre_enable_clock_gate(struct hisi_qm *qm)
+{
+ unsigned long offset;
+ u8 clusters_num, i;
+ u32 hpre_core_info;
+ u32 val;
+
+ if (qm->ver < QM_HW_V3)
+ return;
+
+ val = readl(qm->io_base + HPRE_CLKGATE_CTL);
+ val |= HPRE_CLKGATE_CTL_EN;
+ writel(val, qm->io_base + HPRE_CLKGATE_CTL);
+
+ val = readl(qm->io_base + HPRE_PEH_CFG_AUTO_GATE);
+ val |= HPRE_PEH_CFG_AUTO_GATE_EN;
+ writel(val, qm->io_base + HPRE_PEH_CFG_AUTO_GATE);
+
+ hpre_core_info = qm->cap_tables.dev_cap_table[HPRE_CORE_INFO].cap_val;
+ clusters_num = (hpre_core_info >> hpre_basic_info[HPRE_CLUSTER_NUM_CAP].shift) &
+ hpre_basic_info[HPRE_CLUSTER_NUM_CAP].mask;
+ for (i = 0; i < clusters_num; i++) {
+ offset = (unsigned long)i * HPRE_CLSTR_ADDR_INTRVL;
+ val = readl(qm->io_base + offset + HPRE_CLUSTER_DYN_CTL);
+ val |= HPRE_CLUSTER_DYN_CTL_EN;
+ writel(val, qm->io_base + offset + HPRE_CLUSTER_DYN_CTL);
+
+ val = readl(qm->io_base + offset + HPRE_CORE_SHB_CFG);
+ val |= HPRE_CORE_GATE_EN;
+ writel(val, qm->io_base + offset + HPRE_CORE_SHB_CFG);
+ }
+}
+
+static void hpre_disable_clock_gate(struct hisi_qm *qm)
+{
+ unsigned long offset;
+ u8 clusters_num, i;
+ u32 hpre_core_info;
+ u32 val;
+
+ if (qm->ver < QM_HW_V3)
+ return;
+
+ val = readl(qm->io_base + HPRE_CLKGATE_CTL);
+ val &= ~HPRE_CLKGATE_CTL_EN;
+ writel(val, qm->io_base + HPRE_CLKGATE_CTL);
+
+ val = readl(qm->io_base + HPRE_PEH_CFG_AUTO_GATE);
+ val &= ~HPRE_PEH_CFG_AUTO_GATE_EN;
+ writel(val, qm->io_base + HPRE_PEH_CFG_AUTO_GATE);
+
+ hpre_core_info = qm->cap_tables.dev_cap_table[HPRE_CORE_INFO].cap_val;
+ clusters_num = (hpre_core_info >> hpre_basic_info[HPRE_CLUSTER_NUM_CAP].shift) &
+ hpre_basic_info[HPRE_CLUSTER_NUM_CAP].mask;
+ for (i = 0; i < clusters_num; i++) {
+ offset = (unsigned long)i * HPRE_CLSTR_ADDR_INTRVL;
+ val = readl(qm->io_base + offset + HPRE_CLUSTER_DYN_CTL);
+ val &= ~HPRE_CLUSTER_DYN_CTL_EN;
+ writel(val, qm->io_base + offset + HPRE_CLUSTER_DYN_CTL);
+
+ val = readl(qm->io_base + offset + HPRE_CORE_SHB_CFG);
+ val &= ~HPRE_CORE_GATE_EN;
+ writel(val, qm->io_base + offset + HPRE_CORE_SHB_CFG);
+ }
}
static int hpre_set_user_domain_and_cache(struct hisi_qm *qm)
@@ -423,15 +718,13 @@ static int hpre_set_user_domain_and_cache(struct hisi_qm *qm)
u32 val;
int ret;
+ /* disabel dynamic clock gate before sram init */
+ hpre_disable_clock_gate(qm);
+
writel(HPRE_QM_USR_CFG_MASK, qm->io_base + QM_ARUSER_M_CFG_ENABLE);
writel(HPRE_QM_USR_CFG_MASK, qm->io_base + QM_AWUSER_M_CFG_ENABLE);
writel_relaxed(HPRE_QM_AXI_CFG_MASK, qm->io_base + QM_AXI_M_CFG);
- /* HPRE need more time, we close this interrupt */
- val = readl_relaxed(qm->io_base + HPRE_QM_ABNML_INT_MASK);
- val |= BIT(HPRE_TIMEOUT_ABNML_BIT);
- writel_relaxed(val, qm->io_base + HPRE_QM_ABNML_INT_MASK);
-
if (qm->ver >= QM_HW_V3)
writel(HPRE_RSA_ENB | HPRE_ECC_ENB,
qm->io_base + HPRE_TYPES_ENB);
@@ -440,9 +733,7 @@ static int hpre_set_user_domain_and_cache(struct hisi_qm *qm)
writel(HPRE_QM_VFG_AX_MASK, qm->io_base + HPRE_VFG_AXCACHE);
writel(0x0, qm->io_base + HPRE_BD_ENDIAN);
- writel(0x0, qm->io_base + HPRE_INT_MASK);
writel(0x0, qm->io_base + HPRE_POISON_BYPASS);
- writel(0x0, qm->io_base + HPRE_COMM_CNT_CLR_CE);
writel(0x0, qm->io_base + HPRE_ECC_BYPASS);
writel(HPRE_BD_USR_MASK, qm->io_base + HPRE_BD_ARUSR_CFG);
@@ -472,17 +763,24 @@ static int hpre_set_user_domain_and_cache(struct hisi_qm *qm)
/* Config data buffer pasid needed by Kunpeng 920 */
hpre_config_pasid(qm);
+ hpre_open_sva_prefetch(qm);
+
+ hpre_enable_clock_gate(qm);
return ret;
}
static void hpre_cnt_regs_clear(struct hisi_qm *qm)
{
- u8 clusters_num = hpre_cluster_num(qm);
unsigned long offset;
+ u32 hpre_core_info;
+ u8 clusters_num;
int i;
/* clear clusterX/cluster_ctrl */
+ hpre_core_info = qm->cap_tables.dev_cap_table[HPRE_CORE_INFO].cap_val;
+ clusters_num = (hpre_core_info >> hpre_basic_info[HPRE_CLUSTER_NUM_CAP].shift) &
+ hpre_basic_info[HPRE_CLUSTER_NUM_CAP].mask;
for (i = 0; i < clusters_num; i++) {
offset = HPRE_CLSTR_BASE + i * HPRE_CLSTR_ADDR_INTRVL;
writel(0x0, qm->io_base + offset + HPRE_CLUSTER_INQURY);
@@ -501,7 +799,7 @@ static void hpre_master_ooo_ctrl(struct hisi_qm *qm, bool enable)
val1 = readl(qm->io_base + HPRE_AM_OOO_SHUTDOWN_ENB);
if (enable) {
val1 |= HPRE_AM_OOO_SHUTDOWN_ENABLE;
- val2 = HPRE_HAC_RAS_NFE_ENABLE;
+ val2 = qm->err_info.dev_err.shutdown_mask;
} else {
val1 &= ~HPRE_AM_OOO_SHUTDOWN_ENABLE;
val2 = 0x0;
@@ -515,28 +813,33 @@ static void hpre_master_ooo_ctrl(struct hisi_qm *qm, bool enable)
static void hpre_hw_error_disable(struct hisi_qm *qm)
{
- /* disable hpre hw error interrupts */
- writel(HPRE_CORE_INT_DISABLE, qm->io_base + HPRE_INT_MASK);
+ struct hisi_qm_err_mask *dev_err = &qm->err_info.dev_err;
+ u32 err_mask = dev_err->ce | dev_err->nfe | dev_err->fe;
+ /* disable hpre hw error interrupts */
+ writel(err_mask, qm->io_base + HPRE_INT_MASK);
/* disable HPRE block master OOO when nfe occurs on Kunpeng930 */
hpre_master_ooo_ctrl(qm, false);
}
static void hpre_hw_error_enable(struct hisi_qm *qm)
{
+ struct hisi_qm_err_mask *dev_err = &qm->err_info.dev_err;
+ u32 err_mask = dev_err->ce | dev_err->nfe | dev_err->fe;
+
/* clear HPRE hw error source if having */
- writel(HPRE_CORE_INT_DISABLE, qm->io_base + HPRE_HAC_SOURCE_INT);
+ writel(err_mask, qm->io_base + HPRE_HAC_SOURCE_INT);
/* configure error type */
- writel(HPRE_HAC_RAS_CE_ENABLE, qm->io_base + HPRE_RAS_CE_ENB);
- writel(HPRE_HAC_RAS_NFE_ENABLE, qm->io_base + HPRE_RAS_NFE_ENB);
- writel(HPRE_HAC_RAS_FE_ENABLE, qm->io_base + HPRE_RAS_FE_ENB);
+ writel(dev_err->ce, qm->io_base + HPRE_RAS_CE_ENB);
+ writel(dev_err->nfe, qm->io_base + HPRE_RAS_NFE_ENB);
+ writel(dev_err->fe, qm->io_base + HPRE_RAS_FE_ENB);
/* enable HPRE block master OOO when nfe occurs on Kunpeng930 */
hpre_master_ooo_ctrl(qm, true);
/* enable hpre hw error interrupts */
- writel(HPRE_CORE_INT_ENABLE, qm->io_base + HPRE_INT_MASK);
+ writel(~err_mask, qm->io_base + HPRE_INT_MASK);
}
static inline struct hisi_qm *hpre_file_to_qm(struct hpre_debugfs_file *file)
@@ -579,7 +882,7 @@ static u32 hpre_cluster_inqry_read(struct hpre_debugfs_file *file)
return readl(qm->io_base + offset + HPRE_CLSTR_ADDR_INQRY_RSLT);
}
-static int hpre_cluster_inqry_write(struct hpre_debugfs_file *file, u32 val)
+static void hpre_cluster_inqry_write(struct hpre_debugfs_file *file, u32 val)
{
struct hisi_qm *qm = hpre_file_to_qm(file);
int cluster_index = file->index - HPRE_CLUSTER_CTRL;
@@ -587,18 +890,21 @@ static int hpre_cluster_inqry_write(struct hpre_debugfs_file *file, u32 val)
HPRE_CLSTR_ADDR_INTRVL;
writel(val, qm->io_base + offset + HPRE_CLUSTER_INQURY);
-
- return 0;
}
static ssize_t hpre_ctrl_debug_read(struct file *filp, char __user *buf,
size_t count, loff_t *pos)
{
struct hpre_debugfs_file *file = filp->private_data;
+ struct hisi_qm *qm = hpre_file_to_qm(file);
char tbuf[HPRE_DBGFS_VAL_MAX_LEN];
u32 val;
int ret;
+ ret = hisi_qm_get_dfx_access(qm);
+ if (ret)
+ return ret;
+
spin_lock_irq(&file->lock);
switch (file->type) {
case HPRE_CLEAR_ENABLE:
@@ -608,18 +914,25 @@ static ssize_t hpre_ctrl_debug_read(struct file *filp, char __user *buf,
val = hpre_cluster_inqry_read(file);
break;
default:
- spin_unlock_irq(&file->lock);
- return -EINVAL;
+ goto err_input;
}
spin_unlock_irq(&file->lock);
+
+ hisi_qm_put_dfx_access(qm);
ret = snprintf(tbuf, HPRE_DBGFS_VAL_MAX_LEN, "%u\n", val);
return simple_read_from_buffer(buf, count, pos, tbuf, ret);
+
+err_input:
+ spin_unlock_irq(&file->lock);
+ hisi_qm_put_dfx_access(qm);
+ return -EINVAL;
}
static ssize_t hpre_ctrl_debug_write(struct file *filp, const char __user *buf,
size_t count, loff_t *pos)
{
struct hpre_debugfs_file *file = filp->private_data;
+ struct hisi_qm *qm = hpre_file_to_qm(file);
char tbuf[HPRE_DBGFS_VAL_MAX_LEN];
unsigned long val;
int len, ret;
@@ -639,6 +952,10 @@ static ssize_t hpre_ctrl_debug_write(struct file *filp, const char __user *buf,
if (kstrtoul(tbuf, 0, &val))
return -EFAULT;
+ ret = hisi_qm_get_dfx_access(qm);
+ if (ret)
+ return ret;
+
spin_lock_irq(&file->lock);
switch (file->type) {
case HPRE_CLEAR_ENABLE:
@@ -647,20 +964,18 @@ static ssize_t hpre_ctrl_debug_write(struct file *filp, const char __user *buf,
goto err_input;
break;
case HPRE_CLUSTER_CTRL:
- ret = hpre_cluster_inqry_write(file, val);
- if (ret)
- goto err_input;
+ hpre_cluster_inqry_write(file, val);
break;
default:
ret = -EINVAL;
goto err_input;
}
- spin_unlock_irq(&file->lock);
- return count;
+ ret = count;
err_input:
spin_unlock_irq(&file->lock);
+ hisi_qm_put_dfx_access(qm);
return ret;
}
@@ -737,23 +1052,30 @@ static int hpre_pf_comm_regs_debugfs_init(struct hisi_qm *qm)
regset->regs = hpre_com_dfx_regs;
regset->nregs = ARRAY_SIZE(hpre_com_dfx_regs);
regset->base = qm->io_base;
+ regset->dev = dev;
+
+ debugfs_create_file("regs", 0444, qm->debug.debug_root,
+ regset, &hpre_com_regs_fops);
- debugfs_create_regset32("regs", 0444, qm->debug.debug_root, regset);
return 0;
}
static int hpre_cluster_debugfs_init(struct hisi_qm *qm)
{
- u8 clusters_num = hpre_cluster_num(qm);
struct device *dev = &qm->pdev->dev;
char buf[HPRE_DBGFS_VAL_MAX_LEN];
struct debugfs_regset32 *regset;
struct dentry *tmp_d;
+ u32 hpre_core_info;
+ u8 clusters_num;
int i, ret;
+ hpre_core_info = qm->cap_tables.dev_cap_table[HPRE_CORE_INFO].cap_val;
+ clusters_num = (hpre_core_info >> hpre_basic_info[HPRE_CLUSTER_NUM_CAP].shift) &
+ hpre_basic_info[HPRE_CLUSTER_NUM_CAP].mask;
for (i = 0; i < clusters_num; i++) {
ret = snprintf(buf, HPRE_DBGFS_VAL_MAX_LEN, "cluster%d", i);
- if (ret < 0)
+ if (ret >= HPRE_DBGFS_VAL_MAX_LEN)
return -EINVAL;
tmp_d = debugfs_create_dir(buf, qm->debug.debug_root);
@@ -764,8 +1086,10 @@ static int hpre_cluster_debugfs_init(struct hisi_qm *qm)
regset->regs = hpre_cluster_dfx_regs;
regset->nregs = ARRAY_SIZE(hpre_cluster_dfx_regs);
regset->base = qm->io_base + hpre_cluster_offsets[i];
+ regset->dev = dev;
- debugfs_create_regset32("regs", 0444, tmp_d, regset);
+ debugfs_create_file("regs", 0444, tmp_d, regset,
+ &hpre_cluster_regs_fops);
ret = hpre_create_debugfs_file(qm, tmp_d, HPRE_CLUSTER_CTRL,
i + HPRE_CLUSTER_CTRL);
if (ret)
@@ -791,8 +1115,29 @@ static int hpre_ctrl_debug_init(struct hisi_qm *qm)
return hpre_cluster_debugfs_init(qm);
}
+static int hpre_cap_regs_show(struct seq_file *s, void *unused)
+{
+ struct hisi_qm *qm = s->private;
+ u32 i, size;
+
+ size = qm->cap_tables.qm_cap_size;
+ for (i = 0; i < size; i++)
+ seq_printf(s, "%s= 0x%08x\n", qm->cap_tables.qm_cap_table[i].name,
+ qm->cap_tables.qm_cap_table[i].cap_val);
+
+ size = qm->cap_tables.dev_cap_size;
+ for (i = 0; i < size; i++)
+ seq_printf(s, "%s= 0x%08x\n", qm->cap_tables.dev_cap_table[i].name,
+ qm->cap_tables.dev_cap_table[i].cap_val);
+
+ return 0;
+}
+
+DEFINE_SHOW_ATTRIBUTE(hpre_cap_regs);
+
static void hpre_dfx_debug_init(struct hisi_qm *qm)
{
+ struct dfx_diff_registers *hpre_regs = qm->debug.acc_diff_regs;
struct hpre *hpre = container_of(qm, struct hpre, qm);
struct hpre_dfx *dfx = hpre->debug.dfx;
struct dentry *parent;
@@ -804,6 +1149,13 @@ static void hpre_dfx_debug_init(struct hisi_qm *qm)
debugfs_create_file(hpre_dfx_files[i], 0644, parent, &dfx[i],
&hpre_atomic64_ops);
}
+
+ if (qm->fun_type == QM_HW_PF && hpre_regs)
+ debugfs_create_file("diff_regs", 0444, parent,
+ qm, &hpre_diff_regs_fops);
+
+ debugfs_create_file("cap_regs", CAP_FILE_PERMISSION,
+ qm->debug.debug_root, qm, &hpre_cap_regs_fops);
}
static int hpre_debugfs_init(struct hisi_qm *qm)
@@ -811,60 +1163,210 @@ static int hpre_debugfs_init(struct hisi_qm *qm)
struct device *dev = &qm->pdev->dev;
int ret;
- qm->debug.debug_root = debugfs_create_dir(dev_name(dev),
- hpre_debugfs_root);
+ ret = hisi_qm_regs_debugfs_init(qm, hpre_diff_regs, ARRAY_SIZE(hpre_diff_regs));
+ if (ret) {
+ dev_warn(dev, "Failed to init HPRE diff regs!\n");
+ return ret;
+ }
+ qm->debug.debug_root = debugfs_create_dir(dev_name(dev),
+ hpre_debugfs_root);
qm->debug.sqe_mask_offset = HPRE_SQE_MASK_OFFSET;
qm->debug.sqe_mask_len = HPRE_SQE_MASK_LEN;
+
hisi_qm_debug_init(qm);
- if (qm->pdev->device == HPRE_PCI_DEVICE_ID) {
+ if (qm->pdev->device == PCI_DEVICE_ID_HUAWEI_HPRE_PF) {
ret = hpre_ctrl_debug_init(qm);
if (ret)
- goto failed_to_create;
+ goto debugfs_remove;
}
hpre_dfx_debug_init(qm);
return 0;
-failed_to_create:
+debugfs_remove:
debugfs_remove_recursive(qm->debug.debug_root);
+ hisi_qm_regs_debugfs_uninit(qm, ARRAY_SIZE(hpre_diff_regs));
return ret;
}
static void hpre_debugfs_exit(struct hisi_qm *qm)
{
debugfs_remove_recursive(qm->debug.debug_root);
+
+ hisi_qm_regs_debugfs_uninit(qm, ARRAY_SIZE(hpre_diff_regs));
+}
+
+static int hpre_pre_store_cap_reg(struct hisi_qm *qm)
+{
+ struct hisi_qm_cap_record *hpre_cap;
+ struct device *dev = &qm->pdev->dev;
+ u32 hpre_core_info;
+ u8 clusters_num;
+ size_t i, size;
+
+ size = ARRAY_SIZE(hpre_cap_query_info);
+ hpre_cap = devm_kcalloc(dev, size, sizeof(*hpre_cap), GFP_KERNEL);
+ if (!hpre_cap)
+ return -ENOMEM;
+
+ for (i = 0; i < size; i++) {
+ hpre_cap[i].type = hpre_cap_query_info[i].type;
+ hpre_cap[i].name = hpre_cap_query_info[i].name;
+ hpre_cap[i].cap_val = hisi_qm_get_cap_value(qm, hpre_cap_query_info,
+ i, qm->cap_ver);
+ }
+
+ hpre_core_info = hpre_cap[HPRE_CORE_INFO].cap_val;
+ clusters_num = (hpre_core_info >> hpre_basic_info[HPRE_CLUSTER_NUM_CAP].shift) &
+ hpre_basic_info[HPRE_CLUSTER_NUM_CAP].mask;
+ if (clusters_num > HPRE_CLUSTERS_NUM_MAX) {
+ dev_err(dev, "Device cluster num %u is out of range for driver supports %d!\n",
+ clusters_num, HPRE_CLUSTERS_NUM_MAX);
+ return -EINVAL;
+ }
+
+ qm->cap_tables.dev_cap_table = hpre_cap;
+ qm->cap_tables.dev_cap_size = size;
+
+ return 0;
}
static int hpre_qm_init(struct hisi_qm *qm, struct pci_dev *pdev)
{
+ u64 alg_msk;
+ int ret;
+
if (pdev->revision == QM_HW_V1) {
pci_warn(pdev, "HPRE version 1 is not supported!\n");
return -EINVAL;
}
- if (pdev->revision >= QM_HW_V3)
- qm->algs = "rsa\ndh\necdh\nx25519\nx448\necdsa\nsm2";
- else
- qm->algs = "rsa\ndh";
qm->mode = uacce_mode;
qm->pdev = pdev;
- qm->ver = pdev->revision;
qm->sqe_size = HPRE_SQE_SIZE;
qm->dev_name = hpre_name;
- qm->fun_type = (pdev->device == HPRE_PCI_DEVICE_ID) ?
+ qm->fun_type = (pdev->device == PCI_DEVICE_ID_HUAWEI_HPRE_PF) ?
QM_HW_PF : QM_HW_VF;
if (qm->fun_type == QM_HW_PF) {
qm->qp_base = HPRE_PF_DEF_Q_BASE;
qm->qp_num = pf_q_num;
qm->debug.curr_qm_qp_num = pf_q_num;
qm->qm_list = &hpre_devices;
+ qm->err_ini = &hpre_err_ini;
+ if (pf_q_num_flag)
+ set_bit(QM_MODULE_PARAM, &qm->misc_ctl);
+ }
+
+ ret = hisi_qm_init(qm);
+ if (ret) {
+ pci_err(pdev, "Failed to init hpre qm configures!\n");
+ return ret;
+ }
+
+ /* Fetch and save the value of capability registers */
+ ret = hpre_pre_store_cap_reg(qm);
+ if (ret) {
+ pci_err(pdev, "Failed to pre-store capability registers!\n");
+ hisi_qm_uninit(qm);
+ return ret;
}
- return hisi_qm_init(qm);
+ alg_msk = qm->cap_tables.dev_cap_table[HPRE_ALG_BITMAP].cap_val;
+ ret = hisi_qm_set_algs(qm, alg_msk, hpre_dev_algs, ARRAY_SIZE(hpre_dev_algs));
+ if (ret) {
+ pci_err(pdev, "Failed to set hpre algs!\n");
+ hisi_qm_uninit(qm);
+ }
+
+ return ret;
+}
+
+static int hpre_show_last_regs_init(struct hisi_qm *qm)
+{
+ int cluster_dfx_regs_num = ARRAY_SIZE(hpre_cluster_dfx_regs);
+ int com_dfx_regs_num = ARRAY_SIZE(hpre_com_dfx_regs);
+ struct qm_debug *debug = &qm->debug;
+ void __iomem *io_base;
+ u32 hpre_core_info;
+ u8 clusters_num;
+ int i, j, idx;
+
+ hpre_core_info = qm->cap_tables.dev_cap_table[HPRE_CORE_INFO].cap_val;
+ clusters_num = (hpre_core_info >> hpre_basic_info[HPRE_CLUSTER_NUM_CAP].shift) &
+ hpre_basic_info[HPRE_CLUSTER_NUM_CAP].mask;
+ debug->last_words = kcalloc(cluster_dfx_regs_num * clusters_num +
+ com_dfx_regs_num, sizeof(unsigned int), GFP_KERNEL);
+ if (!debug->last_words)
+ return -ENOMEM;
+
+ for (i = 0; i < com_dfx_regs_num; i++)
+ debug->last_words[i] = readl_relaxed(qm->io_base +
+ hpre_com_dfx_regs[i].offset);
+
+ for (i = 0; i < clusters_num; i++) {
+ io_base = qm->io_base + hpre_cluster_offsets[i];
+ for (j = 0; j < cluster_dfx_regs_num; j++) {
+ idx = com_dfx_regs_num + i * cluster_dfx_regs_num + j;
+ debug->last_words[idx] = readl_relaxed(
+ io_base + hpre_cluster_dfx_regs[j].offset);
+ }
+ }
+
+ return 0;
+}
+
+static void hpre_show_last_regs_uninit(struct hisi_qm *qm)
+{
+ struct qm_debug *debug = &qm->debug;
+
+ if (qm->fun_type == QM_HW_VF || !debug->last_words)
+ return;
+
+ kfree(debug->last_words);
+ debug->last_words = NULL;
+}
+
+static void hpre_show_last_dfx_regs(struct hisi_qm *qm)
+{
+ int cluster_dfx_regs_num = ARRAY_SIZE(hpre_cluster_dfx_regs);
+ int com_dfx_regs_num = ARRAY_SIZE(hpre_com_dfx_regs);
+ struct qm_debug *debug = &qm->debug;
+ struct pci_dev *pdev = qm->pdev;
+ void __iomem *io_base;
+ u32 hpre_core_info;
+ u8 clusters_num;
+ int i, j, idx;
+ u32 val;
+
+ if (qm->fun_type == QM_HW_VF || !debug->last_words)
+ return;
+
+ /* dumps last word of the debugging registers during controller reset */
+ for (i = 0; i < com_dfx_regs_num; i++) {
+ val = readl_relaxed(qm->io_base + hpre_com_dfx_regs[i].offset);
+ if (debug->last_words[i] != val)
+ pci_info(pdev, "Common_core:%s \t= 0x%08x => 0x%08x\n",
+ hpre_com_dfx_regs[i].name, debug->last_words[i], val);
+ }
+
+ hpre_core_info = qm->cap_tables.dev_cap_table[HPRE_CORE_INFO].cap_val;
+ clusters_num = (hpre_core_info >> hpre_basic_info[HPRE_CLUSTER_NUM_CAP].shift) &
+ hpre_basic_info[HPRE_CLUSTER_NUM_CAP].mask;
+ for (i = 0; i < clusters_num; i++) {
+ io_base = qm->io_base + hpre_cluster_offsets[i];
+ for (j = 0; j < cluster_dfx_regs_num; j++) {
+ val = readl_relaxed(io_base +
+ hpre_cluster_dfx_regs[j].offset);
+ idx = com_dfx_regs_num + i * cluster_dfx_regs_num + j;
+ if (debug->last_words[idx] != val)
+ pci_info(pdev, "cluster-%d:%s \t= 0x%08x => 0x%08x\n",
+ i, hpre_cluster_dfx_regs[j].name, debug->last_words[idx], val);
+ }
+ }
}
static void hpre_log_hw_error(struct hisi_qm *qm, u32 err_sts)
@@ -890,6 +1392,22 @@ static void hpre_clear_hw_err_status(struct hisi_qm *qm, u32 err_sts)
writel(err_sts, qm->io_base + HPRE_HAC_SOURCE_INT);
}
+static void hpre_disable_error_report(struct hisi_qm *qm, u32 err_type)
+{
+ u32 nfe_mask = qm->err_info.dev_err.nfe;
+
+ writel(nfe_mask & (~err_type), qm->io_base + HPRE_RAS_NFE_ENB);
+}
+
+static void hpre_enable_error_report(struct hisi_qm *qm)
+{
+ u32 nfe_mask = qm->err_info.dev_err.nfe;
+ u32 ce_mask = qm->err_info.dev_err.ce;
+
+ writel(nfe_mask, qm->io_base + HPRE_RAS_NFE_ENB);
+ writel(ce_mask, qm->io_base + HPRE_RAS_CE_ENB);
+}
+
static void hpre_open_axi_master_ooo(struct hisi_qm *qm)
{
u32 value;
@@ -901,18 +1419,94 @@ static void hpre_open_axi_master_ooo(struct hisi_qm *qm)
qm->io_base + HPRE_AM_OOO_SHUTDOWN_ENB);
}
+static enum acc_err_result hpre_get_err_result(struct hisi_qm *qm)
+{
+ u32 err_status;
+
+ err_status = hpre_get_hw_err_status(qm);
+ if (err_status) {
+ if (err_status & qm->err_info.dev_err.ecc_2bits_mask)
+ qm->err_status.is_dev_ecc_mbit = true;
+ hpre_log_hw_error(qm, err_status);
+
+ if (err_status & qm->err_info.dev_err.reset_mask) {
+ /* Disable the same error reporting until device is recovered. */
+ hpre_disable_error_report(qm, err_status);
+ return ACC_ERR_NEED_RESET;
+ }
+ hpre_clear_hw_err_status(qm, err_status);
+ /* Avoid firmware disable error report, re-enable. */
+ hpre_enable_error_report(qm);
+ }
+
+ return ACC_ERR_RECOVERED;
+}
+
+static bool hpre_dev_is_abnormal(struct hisi_qm *qm)
+{
+ u32 err_status;
+
+ err_status = hpre_get_hw_err_status(qm);
+ if (err_status & qm->err_info.dev_err.shutdown_mask)
+ return true;
+
+ return false;
+}
+
+static void hpre_disable_axi_error(struct hisi_qm *qm)
+{
+ struct hisi_qm_err_mask *dev_err = &qm->err_info.dev_err;
+ u32 err_mask = dev_err->ce | dev_err->nfe | dev_err->fe;
+ u32 val;
+
+ val = ~(err_mask & (~HPRE_AXI_ERROR_MASK));
+ writel(val, qm->io_base + HPRE_INT_MASK);
+
+ if (qm->ver > QM_HW_V2)
+ writel(dev_err->shutdown_mask & (~HPRE_AXI_ERROR_MASK),
+ qm->io_base + HPRE_OOO_SHUTDOWN_SEL);
+}
+
+static void hpre_enable_axi_error(struct hisi_qm *qm)
+{
+ struct hisi_qm_err_mask *dev_err = &qm->err_info.dev_err;
+ u32 err_mask = dev_err->ce | dev_err->nfe | dev_err->fe;
+
+ /* clear axi error source */
+ writel(HPRE_AXI_ERROR_MASK, qm->io_base + HPRE_HAC_SOURCE_INT);
+
+ writel(~err_mask, qm->io_base + HPRE_INT_MASK);
+
+ if (qm->ver > QM_HW_V2)
+ writel(dev_err->shutdown_mask, qm->io_base + HPRE_OOO_SHUTDOWN_SEL);
+}
+
static void hpre_err_info_init(struct hisi_qm *qm)
{
struct hisi_qm_err_info *err_info = &qm->err_info;
+ struct hisi_qm_err_mask *qm_err = &err_info->qm_err;
+ struct hisi_qm_err_mask *dev_err = &err_info->dev_err;
+
+ qm_err->fe = HPRE_HAC_RAS_FE_ENABLE;
+ qm_err->ce = hisi_qm_get_hw_info(qm, hpre_basic_info, HPRE_QM_CE_MASK_CAP, qm->cap_ver);
+ qm_err->nfe = hisi_qm_get_hw_info(qm, hpre_basic_info, HPRE_QM_NFE_MASK_CAP, qm->cap_ver);
+ qm_err->shutdown_mask = hisi_qm_get_hw_info(qm, hpre_basic_info,
+ HPRE_QM_OOO_SHUTDOWN_MASK_CAP, qm->cap_ver);
+ qm_err->reset_mask = hisi_qm_get_hw_info(qm, hpre_basic_info,
+ HPRE_QM_RESET_MASK_CAP, qm->cap_ver);
+ qm_err->ecc_2bits_mask = QM_ECC_MBIT;
+
+ dev_err->fe = HPRE_HAC_RAS_FE_ENABLE;
+ dev_err->ce = hisi_qm_get_hw_info(qm, hpre_basic_info, HPRE_CE_MASK_CAP, qm->cap_ver);
+ dev_err->nfe = hisi_qm_get_hw_info(qm, hpre_basic_info, HPRE_NFE_MASK_CAP, qm->cap_ver);
+ dev_err->shutdown_mask = hisi_qm_get_hw_info(qm, hpre_basic_info,
+ HPRE_OOO_SHUTDOWN_MASK_CAP, qm->cap_ver);
+ dev_err->reset_mask = hisi_qm_get_hw_info(qm, hpre_basic_info,
+ HPRE_RESET_MASK_CAP, qm->cap_ver);
+ dev_err->ecc_2bits_mask = HPRE_CORE_ECC_2BIT_ERR | HPRE_OOO_ECC_2BIT_ERR;
- err_info->ce = QM_BASE_CE;
- err_info->fe = 0;
- err_info->ecc_2bits_mask = HPRE_CORE_ECC_2BIT_ERR |
- HPRE_OOO_ECC_2BIT_ERR;
- err_info->dev_ce_mask = HPRE_HAC_RAS_CE_ENABLE;
err_info->msi_wr_port = HPRE_WR_MSI_PORT;
err_info->acpi_rst = "HRST";
- err_info->nfe = QM_BASE_NFE | QM_ACC_DO_TASK_TIMEOUT;
}
static const struct hisi_qm_err_ini hpre_err_ini = {
@@ -921,11 +1515,15 @@ static const struct hisi_qm_err_ini hpre_err_ini = {
.hw_err_disable = hpre_hw_error_disable,
.get_dev_hw_err_status = hpre_get_hw_err_status,
.clear_dev_hw_err_status = hpre_clear_hw_err_status,
- .log_dev_hw_err = hpre_log_hw_error,
.open_axi_master_ooo = hpre_open_axi_master_ooo,
.open_sva_prefetch = hpre_open_sva_prefetch,
.close_sva_prefetch = hpre_close_sva_prefetch,
+ .show_last_dfx_regs = hpre_show_last_dfx_regs,
.err_info_init = hpre_err_info_init,
+ .get_err_result = hpre_get_err_result,
+ .dev_is_abnormal = hpre_dev_is_abnormal,
+ .disable_axi_error = hpre_disable_axi_error,
+ .enable_axi_error = hpre_enable_axi_error,
};
static int hpre_pf_probe_init(struct hpre *hpre)
@@ -937,13 +1535,12 @@ static int hpre_pf_probe_init(struct hpre *hpre)
if (ret)
return ret;
- hpre_open_sva_prefetch(qm);
-
- qm->err_ini = &hpre_err_ini;
- qm->err_ini->err_info_init(qm);
hisi_qm_dev_err_init(qm);
+ ret = hpre_show_last_regs_init(qm);
+ if (ret)
+ pci_err(qm->pdev, "Failed to init last word regs!\n");
- return 0;
+ return ret;
}
static int hpre_probe_init(struct hpre *hpre)
@@ -966,6 +1563,18 @@ static int hpre_probe_init(struct hpre *hpre)
return 0;
}
+static void hpre_probe_uninit(struct hisi_qm *qm)
+{
+ if (qm->fun_type == QM_HW_VF)
+ return;
+
+ hpre_cnt_regs_clear(qm);
+ qm->debug.curr_qm_qp_num = 0;
+ hpre_show_last_regs_uninit(qm);
+ hpre_close_sva_prefetch(qm);
+ hisi_qm_dev_err_uninit(qm);
+}
+
static int hpre_probe(struct pci_dev *pdev, const struct pci_device_id *id)
{
struct hisi_qm *qm;
@@ -991,16 +1600,17 @@ static int hpre_probe(struct pci_dev *pdev, const struct pci_device_id *id)
ret = hisi_qm_start(qm);
if (ret)
- goto err_with_err_init;
+ goto err_with_probe_init;
ret = hpre_debugfs_init(qm);
if (ret)
dev_warn(&pdev->dev, "init debugfs fail!\n");
- ret = hisi_qm_alg_register(qm, &hpre_devices);
+ hisi_qm_add_list(qm, &hpre_devices);
+ ret = hisi_qm_alg_register(qm, &hpre_devices, HPRE_CTX_Q_NUM_DEF);
if (ret < 0) {
pci_err(pdev, "fail to register algs to crypto!\n");
- goto err_with_qm_start;
+ goto err_qm_del_list;
}
if (qm->uacce) {
@@ -1017,17 +1627,20 @@ static int hpre_probe(struct pci_dev *pdev, const struct pci_device_id *id)
goto err_with_alg_register;
}
+ hisi_qm_pm_init(qm);
+
return 0;
err_with_alg_register:
- hisi_qm_alg_unregister(qm, &hpre_devices);
+ hisi_qm_alg_unregister(qm, &hpre_devices, HPRE_CTX_Q_NUM_DEF);
-err_with_qm_start:
+err_qm_del_list:
+ hisi_qm_del_list(qm, &hpre_devices);
hpre_debugfs_exit(qm);
hisi_qm_stop(qm, QM_NORMAL);
-err_with_err_init:
- hisi_qm_dev_err_uninit(qm);
+err_with_probe_init:
+ hpre_probe_uninit(qm);
err_with_qm_init:
hisi_qm_uninit(qm);
@@ -1038,30 +1651,25 @@ err_with_qm_init:
static void hpre_remove(struct pci_dev *pdev)
{
struct hisi_qm *qm = pci_get_drvdata(pdev);
- int ret;
+ hisi_qm_pm_uninit(qm);
hisi_qm_wait_task_finish(qm, &hpre_devices);
- hisi_qm_alg_unregister(qm, &hpre_devices);
- if (qm->fun_type == QM_HW_PF && qm->vfs_num) {
- ret = hisi_qm_sriov_disable(pdev, true);
- if (ret) {
- pci_err(pdev, "Disable SRIOV fail!\n");
- return;
- }
- }
+ hisi_qm_alg_unregister(qm, &hpre_devices, HPRE_CTX_Q_NUM_DEF);
+ hisi_qm_del_list(qm, &hpre_devices);
+ if (qm->fun_type == QM_HW_PF && qm->vfs_num)
+ hisi_qm_sriov_disable(pdev, true);
hpre_debugfs_exit(qm);
hisi_qm_stop(qm, QM_NORMAL);
- if (qm->fun_type == QM_HW_PF) {
- hpre_cnt_regs_clear(qm);
- qm->debug.curr_qm_qp_num = 0;
- hisi_qm_dev_err_uninit(qm);
- }
-
+ hpre_probe_uninit(qm);
hisi_qm_uninit(qm);
}
+static const struct dev_pm_ops hpre_pm_ops = {
+ SET_RUNTIME_PM_OPS(hisi_qm_suspend, hisi_qm_resume, NULL)
+};
+
static const struct pci_error_handlers hpre_err_handler = {
.error_detected = hisi_qm_dev_err_detected,
.slot_reset = hisi_qm_dev_slot_reset,
@@ -1078,8 +1686,15 @@ static struct pci_driver hpre_pci_driver = {
hisi_qm_sriov_configure : NULL,
.err_handler = &hpre_err_handler,
.shutdown = hisi_qm_dev_shutdown,
+ .driver.pm = &hpre_pm_ops,
};
+struct pci_driver *hisi_hpre_get_pf_driver(void)
+{
+ return &hpre_pci_driver;
+}
+EXPORT_SYMBOL_GPL(hisi_hpre_get_pf_driver);
+
static void hpre_register_debugfs(void)
{
if (!debugfs_initialized())
generated by cgit (git 2.34.1) at 2025-12-25 20:23:59 +0000