diff options
Diffstat (limited to 'drivers/crypto/hisilicon/zip/zip_main.c')
| -rw-r--r-- | drivers/crypto/hisilicon/zip/zip_main.c | 185 |
1 files changed, 176 insertions, 9 deletions
diff --git a/drivers/crypto/hisilicon/zip/zip_main.c b/drivers/crypto/hisilicon/zip/zip_main.c index 4534e1e107d1..9c925e9c0a2d 100644 --- a/drivers/crypto/hisilicon/zip/zip_main.c +++ b/drivers/crypto/hisilicon/zip/zip_main.c @@ -49,14 +49,18 @@ #define HZIP_QM_IDEL_STATUS 0x3040e4 -#define HZIP_CORE_DEBUG_COMP_0 0x302000 -#define HZIP_CORE_DEBUG_COMP_1 0x303000 -#define HZIP_CORE_DEBUG_DECOMP_0 0x304000 -#define HZIP_CORE_DEBUG_DECOMP_1 0x305000 -#define HZIP_CORE_DEBUG_DECOMP_2 0x306000 -#define HZIP_CORE_DEBUG_DECOMP_3 0x307000 -#define HZIP_CORE_DEBUG_DECOMP_4 0x308000 -#define HZIP_CORE_DEBUG_DECOMP_5 0x309000 +#define HZIP_CORE_DFX_BASE 0x301000 +#define HZIP_CLOCK_GATED_CONTL 0X301004 +#define HZIP_CORE_DFX_COMP_0 0x302000 +#define HZIP_CORE_DFX_COMP_1 0x303000 +#define HZIP_CORE_DFX_DECOMP_0 0x304000 +#define HZIP_CORE_DFX_DECOMP_1 0x305000 +#define HZIP_CORE_DFX_DECOMP_2 0x306000 +#define HZIP_CORE_DFX_DECOMP_3 0x307000 +#define HZIP_CORE_DFX_DECOMP_4 0x308000 +#define HZIP_CORE_DFX_DECOMP_5 0x309000 +#define HZIP_CORE_REGS_BASE_LEN 0xB0 +#define HZIP_CORE_REGS_DFX_LEN 0x28 #define HZIP_CORE_INT_SOURCE 0x3010A0 #define HZIP_CORE_INT_MASK_REG 0x3010A4 @@ -230,6 +234,64 @@ static const struct debugfs_reg32 hzip_dfx_regs[] = { {"HZIP_DECOMP_LZ77_CURR_ST ", 0x9cull}, }; +static const struct debugfs_reg32 hzip_com_dfx_regs[] = { + {"HZIP_CLOCK_GATE_CTRL ", 0x301004}, + {"HZIP_CORE_INT_RAS_CE_ENB ", 0x301160}, + {"HZIP_CORE_INT_RAS_NFE_ENB ", 0x301164}, + {"HZIP_CORE_INT_RAS_FE_ENB ", 0x301168}, + {"HZIP_UNCOM_ERR_RAS_CTRL ", 0x30116C}, +}; + +static const struct debugfs_reg32 hzip_dump_dfx_regs[] = { + {"HZIP_GET_BD_NUM ", 0x00ull}, + {"HZIP_GET_RIGHT_BD ", 0x04ull}, + {"HZIP_GET_ERROR_BD ", 0x08ull}, + {"HZIP_DONE_BD_NUM ", 0x0cull}, + {"HZIP_MAX_DELAY ", 0x20ull}, +}; + +/* define the ZIP's dfx regs region and region length */ +static struct dfx_diff_registers hzip_diff_regs[] = { + { + .reg_offset = HZIP_CORE_DFX_BASE, + .reg_len = HZIP_CORE_REGS_BASE_LEN, + }, { + .reg_offset = HZIP_CORE_DFX_COMP_0, + .reg_len = HZIP_CORE_REGS_DFX_LEN, + }, { + .reg_offset = HZIP_CORE_DFX_COMP_1, + .reg_len = HZIP_CORE_REGS_DFX_LEN, + }, { + .reg_offset = HZIP_CORE_DFX_DECOMP_0, + .reg_len = HZIP_CORE_REGS_DFX_LEN, + }, { + .reg_offset = HZIP_CORE_DFX_DECOMP_1, + .reg_len = HZIP_CORE_REGS_DFX_LEN, + }, { + .reg_offset = HZIP_CORE_DFX_DECOMP_2, + .reg_len = HZIP_CORE_REGS_DFX_LEN, + }, { + .reg_offset = HZIP_CORE_DFX_DECOMP_3, + .reg_len = HZIP_CORE_REGS_DFX_LEN, + }, { + .reg_offset = HZIP_CORE_DFX_DECOMP_4, + .reg_len = HZIP_CORE_REGS_DFX_LEN, + }, { + .reg_offset = HZIP_CORE_DFX_DECOMP_5, + .reg_len = HZIP_CORE_REGS_DFX_LEN, + }, +}; + +static int hzip_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(hzip_diff_regs)); + + return 0; +} +DEFINE_SHOW_ATTRIBUTE(hzip_diff_regs); static const struct kernel_param_ops zip_uacce_mode_ops = { .set = uacce_mode_set, .get = param_get_int, @@ -621,6 +683,7 @@ static int hisi_zip_core_debug_init(struct hisi_qm *qm) static void hisi_zip_dfx_debug_init(struct hisi_qm *qm) { + struct dfx_diff_registers *hzip_regs = qm->debug.acc_diff_regs; struct hisi_zip *zip = container_of(qm, struct hisi_zip, qm); struct hisi_zip_dfx *dfx = &zip->dfx; struct dentry *tmp_dir; @@ -634,6 +697,10 @@ static void hisi_zip_dfx_debug_init(struct hisi_qm *qm) 0644, tmp_dir, data, &zip_atomic64_ops); } + + if (qm->fun_type == QM_HW_PF && hzip_regs) + debugfs_create_file("diff_regs", 0444, tmp_dir, + qm, &hzip_diff_regs_fops); } static int hisi_zip_ctrl_debug_init(struct hisi_qm *qm) @@ -666,6 +733,13 @@ static int hisi_zip_debugfs_init(struct hisi_qm *qm) qm->debug.sqe_mask_offset = HZIP_SQE_MASK_OFFSET; qm->debug.sqe_mask_len = HZIP_SQE_MASK_LEN; qm->debug.debug_root = dev_d; + ret = hisi_qm_diff_regs_init(qm, hzip_diff_regs, + ARRAY_SIZE(hzip_diff_regs)); + if (ret) { + dev_warn(dev, "Failed to init ZIP diff regs!\n"); + goto debugfs_remove; + } + hisi_qm_debug_init(qm); if (qm->fun_type == QM_HW_PF) { @@ -679,6 +753,8 @@ static int hisi_zip_debugfs_init(struct hisi_qm *qm) return 0; failed_to_create: + hisi_qm_diff_regs_uninit(qm, ARRAY_SIZE(hzip_diff_regs)); +debugfs_remove: debugfs_remove_recursive(hzip_debugfs_root); return ret; } @@ -703,6 +779,8 @@ static void hisi_zip_debug_regs_clear(struct hisi_qm *qm) static void hisi_zip_debugfs_exit(struct hisi_qm *qm) { + hisi_qm_diff_regs_uninit(qm, ARRAY_SIZE(hzip_diff_regs)); + debugfs_remove_recursive(qm->debug.debug_root); if (qm->fun_type == QM_HW_PF) { @@ -711,6 +789,87 @@ static void hisi_zip_debugfs_exit(struct hisi_qm *qm) } } +static int hisi_zip_show_last_regs_init(struct hisi_qm *qm) +{ + int core_dfx_regs_num = ARRAY_SIZE(hzip_dump_dfx_regs); + int com_dfx_regs_num = ARRAY_SIZE(hzip_com_dfx_regs); + struct qm_debug *debug = &qm->debug; + void __iomem *io_base; + int i, j, idx; + + debug->last_words = kcalloc(core_dfx_regs_num * HZIP_CORE_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++) { + io_base = qm->io_base + hzip_com_dfx_regs[i].offset; + debug->last_words[i] = readl_relaxed(io_base); + } + + for (i = 0; i < HZIP_CORE_NUM; i++) { + io_base = qm->io_base + core_offsets[i]; + for (j = 0; j < core_dfx_regs_num; j++) { + idx = com_dfx_regs_num + i * core_dfx_regs_num + j; + debug->last_words[idx] = readl_relaxed( + io_base + hzip_dump_dfx_regs[j].offset); + } + } + + return 0; +} + +static void hisi_zip_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 hisi_zip_show_last_dfx_regs(struct hisi_qm *qm) +{ + int core_dfx_regs_num = ARRAY_SIZE(hzip_dump_dfx_regs); + int com_dfx_regs_num = ARRAY_SIZE(hzip_com_dfx_regs); + struct qm_debug *debug = &qm->debug; + char buf[HZIP_BUF_SIZE]; + void __iomem *base; + int i, j, idx; + u32 val; + + if (qm->fun_type == QM_HW_VF || !debug->last_words) + return; + + for (i = 0; i < com_dfx_regs_num; i++) { + val = readl_relaxed(qm->io_base + hzip_com_dfx_regs[i].offset); + if (debug->last_words[i] != val) + pci_info(qm->pdev, "com_dfx: %s \t= 0x%08x => 0x%08x\n", + hzip_com_dfx_regs[i].name, debug->last_words[i], val); + } + + for (i = 0; i < HZIP_CORE_NUM; i++) { + if (i < HZIP_COMP_CORE_NUM) + scnprintf(buf, sizeof(buf), "Comp_core-%d", i); + else + scnprintf(buf, sizeof(buf), "Decomp_core-%d", + i - HZIP_COMP_CORE_NUM); + base = qm->io_base + core_offsets[i]; + + pci_info(qm->pdev, "==>%s:\n", buf); + /* dump last word for dfx regs during control resetting */ + for (j = 0; j < core_dfx_regs_num; j++) { + idx = com_dfx_regs_num + i * core_dfx_regs_num + j; + val = readl_relaxed(base + hzip_dump_dfx_regs[j].offset); + if (debug->last_words[idx] != val) + pci_info(qm->pdev, "%s \t= 0x%08x => 0x%08x\n", + hzip_dump_dfx_regs[j].name, debug->last_words[idx], val); + } + } +} + static void hisi_zip_log_hw_error(struct hisi_qm *qm, u32 err_sts) { const struct hisi_zip_hw_error *err = zip_hw_error; @@ -798,6 +957,7 @@ static const struct hisi_qm_err_ini hisi_zip_err_ini = { .close_axi_master_ooo = hisi_zip_close_axi_master_ooo, .open_sva_prefetch = hisi_zip_open_sva_prefetch, .close_sva_prefetch = hisi_zip_close_sva_prefetch, + .show_last_dfx_regs = hisi_zip_show_last_dfx_regs, .err_info_init = hisi_zip_err_info_init, }; @@ -805,6 +965,7 @@ static int hisi_zip_pf_probe_init(struct hisi_zip *hisi_zip) { struct hisi_qm *qm = &hisi_zip->qm; struct hisi_zip_ctrl *ctrl; + int ret; ctrl = devm_kzalloc(&qm->pdev->dev, sizeof(*ctrl), GFP_KERNEL); if (!ctrl) @@ -820,7 +981,11 @@ static int hisi_zip_pf_probe_init(struct hisi_zip *hisi_zip) hisi_qm_dev_err_init(qm); hisi_zip_debug_regs_clear(qm); - return 0; + ret = hisi_zip_show_last_regs_init(qm); + if (ret) + pci_err(qm->pdev, "Failed to init last word regs!\n"); + + return ret; } static int hisi_zip_qm_init(struct hisi_qm *qm, struct pci_dev *pdev) @@ -964,6 +1129,7 @@ err_qm_stop: hisi_qm_stop(qm, QM_NORMAL); err_dev_err_uninit: + hisi_zip_show_last_regs_uninit(qm); hisi_qm_dev_err_uninit(qm); err_qm_uninit: @@ -985,6 +1151,7 @@ static void hisi_zip_remove(struct pci_dev *pdev) hisi_zip_debugfs_exit(qm); hisi_qm_stop(qm, QM_NORMAL); + hisi_zip_show_last_regs_uninit(qm); hisi_qm_dev_err_uninit(qm); hisi_zip_qm_uninit(qm); } |