diff options
Diffstat (limited to 'drivers/crypto')
| -rw-r--r-- | drivers/crypto/hisilicon/qm.c | 284 |
1 files changed, 155 insertions, 129 deletions
diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c index 2dd450fdc01a..4350b6796821 100644 --- a/drivers/crypto/hisilicon/qm.c +++ b/drivers/crypto/hisilicon/qm.c @@ -3125,62 +3125,6 @@ static int hisi_qp_memory_init(struct hisi_qm *qm, size_t dma_size, int id) return 0; } -static int hisi_qm_memory_init(struct hisi_qm *qm) -{ - struct device *dev = &qm->pdev->dev; - size_t qp_dma_size, off = 0; - int i, ret = 0; - -#define QM_INIT_BUF(qm, type, num) do { \ - (qm)->type = ((qm)->qdma.va + (off)); \ - (qm)->type##_dma = (qm)->qdma.dma + (off); \ - off += QMC_ALIGN(sizeof(struct qm_##type) * (num)); \ -} while (0) - - idr_init(&qm->qp_idr); - qm->qdma.size = QMC_ALIGN(sizeof(struct qm_eqe) * QM_EQ_DEPTH) + - QMC_ALIGN(sizeof(struct qm_aeqe) * QM_Q_DEPTH) + - QMC_ALIGN(sizeof(struct qm_sqc) * qm->qp_num) + - QMC_ALIGN(sizeof(struct qm_cqc) * qm->qp_num); - qm->qdma.va = dma_alloc_coherent(dev, qm->qdma.size, &qm->qdma.dma, - GFP_ATOMIC); - dev_dbg(dev, "allocate qm dma buf size=%zx)\n", qm->qdma.size); - if (!qm->qdma.va) - return -ENOMEM; - - QM_INIT_BUF(qm, eqe, QM_EQ_DEPTH); - QM_INIT_BUF(qm, aeqe, QM_Q_DEPTH); - QM_INIT_BUF(qm, sqc, qm->qp_num); - QM_INIT_BUF(qm, cqc, qm->qp_num); - - qm->qp_array = kcalloc(qm->qp_num, sizeof(struct hisi_qp), GFP_KERNEL); - if (!qm->qp_array) { - ret = -ENOMEM; - goto err_alloc_qp_array; - } - - /* one more page for device or qp statuses */ - qp_dma_size = qm->sqe_size * QM_Q_DEPTH + - sizeof(struct qm_cqe) * QM_Q_DEPTH; - qp_dma_size = PAGE_ALIGN(qp_dma_size); - for (i = 0; i < qm->qp_num; i++) { - ret = hisi_qp_memory_init(qm, qp_dma_size, i); - if (ret) - goto err_init_qp_mem; - - dev_dbg(dev, "allocate qp dma buf size=%zx)\n", qp_dma_size); - } - - return ret; - -err_init_qp_mem: - hisi_qp_memory_uninit(qm, i); -err_alloc_qp_array: - dma_free_coherent(dev, qm->qdma.size, qm->qdma.va, qm->qdma.dma); - - return ret; -} - static void hisi_qm_pre_init(struct hisi_qm *qm) { struct pci_dev *pdev = qm->pdev; @@ -3661,79 +3605,6 @@ static int qm_debugfs_atomic64_get(void *data, u64 *val) DEFINE_DEBUGFS_ATTRIBUTE(qm_atomic64_ops, qm_debugfs_atomic64_get, qm_debugfs_atomic64_set, "%llu\n"); -/** - * hisi_qm_debug_init() - Initialize qm related debugfs files. - * @qm: The qm for which we want to add debugfs files. - * - * Create qm related debugfs files. - */ -void hisi_qm_debug_init(struct hisi_qm *qm) -{ - struct qm_dfx *dfx = &qm->debug.dfx; - struct dentry *qm_d; - void *data; - int i; - - qm_d = debugfs_create_dir("qm", qm->debug.debug_root); - qm->debug.qm_d = qm_d; - - /* only show this in PF */ - if (qm->fun_type == QM_HW_PF) { - qm_create_debugfs_file(qm, qm->debug.debug_root, CURRENT_QM); - for (i = CURRENT_Q; i < DEBUG_FILE_NUM; i++) - qm_create_debugfs_file(qm, qm_d, i); - } - - debugfs_create_file("regs", 0444, qm->debug.qm_d, qm, &qm_regs_fops); - - debugfs_create_file("cmd", 0444, qm->debug.qm_d, qm, &qm_cmd_fops); - - debugfs_create_file("status", 0444, qm->debug.qm_d, qm, - &qm_status_fops); - for (i = 0; i < ARRAY_SIZE(qm_dfx_files); i++) { - data = (atomic64_t *)((uintptr_t)dfx + qm_dfx_files[i].offset); - debugfs_create_file(qm_dfx_files[i].name, - 0644, - qm_d, - data, - &qm_atomic64_ops); - } -} -EXPORT_SYMBOL_GPL(hisi_qm_debug_init); - -/** - * hisi_qm_debug_regs_clear() - clear qm debug related registers. - * @qm: The qm for which we want to clear its debug registers. - */ -void hisi_qm_debug_regs_clear(struct hisi_qm *qm) -{ - struct qm_dfx_registers *regs; - int i; - - /* clear current_qm */ - writel(0x0, qm->io_base + QM_DFX_MB_CNT_VF); - writel(0x0, qm->io_base + QM_DFX_DB_CNT_VF); - - /* clear current_q */ - writel(0x0, qm->io_base + QM_DFX_SQE_CNT_VF_SQN); - writel(0x0, qm->io_base + QM_DFX_CQE_CNT_VF_CQN); - - /* - * these registers are reading and clearing, so clear them after - * reading them. - */ - writel(0x1, qm->io_base + QM_DFX_CNT_CLR_CE); - - regs = qm_dfx_regs; - for (i = 0; i < CNT_CYC_REGS_NUM; i++) { - readl(qm->io_base + regs->reg_offset); - regs++; - } - - writel(0x0, qm->io_base + QM_DFX_CNT_CLR_CE); -} -EXPORT_SYMBOL_GPL(hisi_qm_debug_regs_clear); - static void qm_hw_error_init(struct hisi_qm *qm) { struct hisi_qm_err_info *err_info = &qm->err_info; @@ -4133,6 +4004,83 @@ static void hisi_qm_set_algqos_init(struct hisi_qm *qm) } /** + * hisi_qm_debug_init() - Initialize qm related debugfs files. + * @qm: The qm for which we want to add debugfs files. + * + * Create qm related debugfs files. + */ +void hisi_qm_debug_init(struct hisi_qm *qm) +{ + struct qm_dfx *dfx = &qm->debug.dfx; + struct dentry *qm_d; + void *data; + int i; + + qm_d = debugfs_create_dir("qm", qm->debug.debug_root); + qm->debug.qm_d = qm_d; + + /* only show this in PF */ + if (qm->fun_type == QM_HW_PF) { + qm_create_debugfs_file(qm, qm->debug.debug_root, CURRENT_QM); + for (i = CURRENT_Q; i < DEBUG_FILE_NUM; i++) + qm_create_debugfs_file(qm, qm->debug.qm_d, i); + } + + debugfs_create_file("regs", 0444, qm->debug.qm_d, qm, &qm_regs_fops); + + debugfs_create_file("cmd", 0600, qm->debug.qm_d, qm, &qm_cmd_fops); + + debugfs_create_file("status", 0444, qm->debug.qm_d, qm, + &qm_status_fops); + for (i = 0; i < ARRAY_SIZE(qm_dfx_files); i++) { + data = (atomic64_t *)((uintptr_t)dfx + qm_dfx_files[i].offset); + debugfs_create_file(qm_dfx_files[i].name, + 0644, + qm_d, + data, + &qm_atomic64_ops); + } + + if (qm->ver >= QM_HW_V3) + hisi_qm_set_algqos_init(qm); +} +EXPORT_SYMBOL_GPL(hisi_qm_debug_init); + +/** + * hisi_qm_debug_regs_clear() - clear qm debug related registers. + * @qm: The qm for which we want to clear its debug registers. + */ +void hisi_qm_debug_regs_clear(struct hisi_qm *qm) +{ + struct qm_dfx_registers *regs; + int i; + + /* clear current_qm */ + writel(0x0, qm->io_base + QM_DFX_MB_CNT_VF); + writel(0x0, qm->io_base + QM_DFX_DB_CNT_VF); + + /* clear current_q */ + writel(0x0, qm->io_base + QM_DFX_SQE_CNT_VF_SQN); + writel(0x0, qm->io_base + QM_DFX_CQE_CNT_VF_CQN); + + /* + * these registers are reading and clearing, so clear them after + * reading them. + */ + writel(0x1, qm->io_base + QM_DFX_CNT_CLR_CE); + + regs = qm_dfx_regs; + for (i = 0; i < CNT_CYC_REGS_NUM; i++) { + readl(qm->io_base + regs->reg_offset); + regs++; + } + + /* clear clear_enable */ + writel(0x0, qm->io_base + QM_DFX_CNT_CLR_CE); +} +EXPORT_SYMBOL_GPL(hisi_qm_debug_regs_clear); + +/** * hisi_qm_sriov_enable() - enable virtual functions * @pdev: the PCIe device * @max_vfs: the number of virtual functions to enable @@ -5369,6 +5317,84 @@ err_disable_pcidev: return ret; } +static int hisi_qp_alloc_memory(struct hisi_qm *qm) +{ + struct device *dev = &qm->pdev->dev; + size_t qp_dma_size; + int i, ret; + + qm->qp_array = kcalloc(qm->qp_num, sizeof(struct hisi_qp), GFP_KERNEL); + if (!qm->qp_array) + return -ENOMEM; + + /* one more page for device or qp statuses */ + qp_dma_size = qm->sqe_size * QM_Q_DEPTH + + sizeof(struct qm_cqe) * QM_Q_DEPTH; + qp_dma_size = PAGE_ALIGN(qp_dma_size) + PAGE_SIZE; + for (i = 0; i < qm->qp_num; i++) { + ret = hisi_qp_memory_init(qm, qp_dma_size, i); + if (ret) + goto err_init_qp_mem; + + dev_dbg(dev, "allocate qp dma buf size=%zx)\n", qp_dma_size); + } + + return 0; +err_init_qp_mem: + hisi_qp_memory_uninit(qm, i); + + return ret; +} + +static int hisi_qm_memory_init(struct hisi_qm *qm) +{ + struct device *dev = &qm->pdev->dev; + int ret, total_vfs; + size_t off = 0; + + total_vfs = pci_sriov_get_totalvfs(qm->pdev); + qm->factor = kcalloc(total_vfs + 1, sizeof(struct qm_shaper_factor), GFP_KERNEL); + if (!qm->factor) + return -ENOMEM; + +#define QM_INIT_BUF(qm, type, num) do { \ + (qm)->type = ((qm)->qdma.va + (off)); \ + (qm)->type##_dma = (qm)->qdma.dma + (off); \ + off += QMC_ALIGN(sizeof(struct qm_##type) * (num)); \ +} while (0) + + idr_init(&qm->qp_idr); + qm->qdma.size = QMC_ALIGN(sizeof(struct qm_eqe) * QM_EQ_DEPTH) + + QMC_ALIGN(sizeof(struct qm_aeqe) * QM_Q_DEPTH) + + QMC_ALIGN(sizeof(struct qm_sqc) * qm->qp_num) + + QMC_ALIGN(sizeof(struct qm_cqc) * qm->qp_num); + qm->qdma.va = dma_alloc_coherent(dev, qm->qdma.size, &qm->qdma.dma, + GFP_ATOMIC); + dev_dbg(dev, "allocate qm dma buf size=%zx)\n", qm->qdma.size); + if (!qm->qdma.va) { + ret = -ENOMEM; + goto err_alloc_qdma; + } + + QM_INIT_BUF(qm, eqe, QM_EQ_DEPTH); + QM_INIT_BUF(qm, aeqe, QM_Q_DEPTH); + QM_INIT_BUF(qm, sqc, qm->qp_num); + QM_INIT_BUF(qm, cqc, qm->qp_num); + + ret = hisi_qp_alloc_memory(qm); + if (ret) + goto err_alloc_qp_array; + + return 0; + +err_alloc_qp_array: + dma_free_coherent(dev, qm->qdma.size, qm->qdma.va, qm->qdma.dma); +err_alloc_qdma: + kfree(qm->factor); + + return ret; +} + /** * hisi_qm_init() - Initialize configures about qm. * @qm: The qm needing init. |