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author | Longfang Liu <liulongfang@huawei.com> | 2022-03-08 18:48:55 +0000 |
---|---|---|
committer | Alex Williamson <alex.williamson@redhat.com> | 2022-03-15 11:34:08 -0600 |
commit | b4b084d7133284e29777ca445e001186259602d4 (patch) | |
tree | 9f351a3a9fef74dcb7be7db59690eba34c062f4f /drivers/crypto | |
parent | ff5812e00d5e7bdeae68784d99686eff67896931 (diff) | |
download | linux-b4b084d7133284e29777ca445e001186259602d4.tar.gz linux-b4b084d7133284e29777ca445e001186259602d4.tar.bz2 linux-b4b084d7133284e29777ca445e001186259602d4.zip |
crypto: hisilicon/qm: Move few definitions to common header
Move Doorbell and Mailbox definitions to common header file.
Also export QM mailbox functions.
This will be useful when we introduce VFIO PCI HiSilicon ACC live
migration driver.
Signed-off-by: Longfang Liu <liulongfang@huawei.com>
Acked-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Shameer Kolothum <shameerali.kolothum.thodi@huawei.com>
Link: https://lore.kernel.org/r/20220308184902.2242-3-shameerali.kolothum.thodi@huawei.com
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'drivers/crypto')
-rw-r--r-- | drivers/crypto/hisilicon/qm.c | 58 |
1 files changed, 18 insertions, 40 deletions
diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c index ed23e1d3fa27..c88e013371af 100644 --- a/drivers/crypto/hisilicon/qm.c +++ b/drivers/crypto/hisilicon/qm.c @@ -33,23 +33,6 @@ #define QM_ABNORMAL_EVENT_IRQ_VECTOR 3 /* mailbox */ -#define QM_MB_CMD_SQC 0x0 -#define QM_MB_CMD_CQC 0x1 -#define QM_MB_CMD_EQC 0x2 -#define QM_MB_CMD_AEQC 0x3 -#define QM_MB_CMD_SQC_BT 0x4 -#define QM_MB_CMD_CQC_BT 0x5 -#define QM_MB_CMD_SQC_VFT_V2 0x6 -#define QM_MB_CMD_STOP_QP 0x8 -#define QM_MB_CMD_SRC 0xc -#define QM_MB_CMD_DST 0xd - -#define QM_MB_CMD_SEND_BASE 0x300 -#define QM_MB_EVENT_SHIFT 8 -#define QM_MB_BUSY_SHIFT 13 -#define QM_MB_OP_SHIFT 14 -#define QM_MB_CMD_DATA_ADDR_L 0x304 -#define QM_MB_CMD_DATA_ADDR_H 0x308 #define QM_MB_PING_ALL_VFS 0xffff #define QM_MB_CMD_DATA_SHIFT 32 #define QM_MB_CMD_DATA_MASK GENMASK(31, 0) @@ -103,19 +86,12 @@ #define QM_DB_CMD_SHIFT_V1 16 #define QM_DB_INDEX_SHIFT_V1 32 #define QM_DB_PRIORITY_SHIFT_V1 48 -#define QM_DOORBELL_SQ_CQ_BASE_V2 0x1000 -#define QM_DOORBELL_EQ_AEQ_BASE_V2 0x2000 #define QM_QUE_ISO_CFG_V 0x0030 #define QM_PAGE_SIZE 0x0034 #define QM_QUE_ISO_EN 0x100154 #define QM_CAPBILITY 0x100158 #define QM_QP_NUN_MASK GENMASK(10, 0) #define QM_QP_DB_INTERVAL 0x10000 -#define QM_QP_MAX_NUM_SHIFT 11 -#define QM_DB_CMD_SHIFT_V2 12 -#define QM_DB_RAND_SHIFT_V2 16 -#define QM_DB_INDEX_SHIFT_V2 32 -#define QM_DB_PRIORITY_SHIFT_V2 48 #define QM_MEM_START_INIT 0x100040 #define QM_MEM_INIT_DONE 0x100044 @@ -693,7 +669,7 @@ static void qm_mb_pre_init(struct qm_mailbox *mailbox, u8 cmd, } /* return 0 mailbox ready, -ETIMEDOUT hardware timeout */ -static int qm_wait_mb_ready(struct hisi_qm *qm) +int hisi_qm_wait_mb_ready(struct hisi_qm *qm) { u32 val; @@ -701,6 +677,7 @@ static int qm_wait_mb_ready(struct hisi_qm *qm) val, !((val >> QM_MB_BUSY_SHIFT) & 0x1), POLL_PERIOD, POLL_TIMEOUT); } +EXPORT_SYMBOL_GPL(hisi_qm_wait_mb_ready); /* 128 bit should be written to hardware at one time to trigger a mailbox */ static void qm_mb_write(struct hisi_qm *qm, const void *src) @@ -726,14 +703,14 @@ static void qm_mb_write(struct hisi_qm *qm, const void *src) static int qm_mb_nolock(struct hisi_qm *qm, struct qm_mailbox *mailbox) { - if (unlikely(qm_wait_mb_ready(qm))) { + if (unlikely(hisi_qm_wait_mb_ready(qm))) { dev_err(&qm->pdev->dev, "QM mailbox is busy to start!\n"); goto mb_busy; } qm_mb_write(qm, mailbox); - if (unlikely(qm_wait_mb_ready(qm))) { + if (unlikely(hisi_qm_wait_mb_ready(qm))) { dev_err(&qm->pdev->dev, "QM mailbox operation timeout!\n"); goto mb_busy; } @@ -745,8 +722,8 @@ mb_busy: return -EBUSY; } -static int qm_mb(struct hisi_qm *qm, u8 cmd, dma_addr_t dma_addr, u16 queue, - bool op) +int hisi_qm_mb(struct hisi_qm *qm, u8 cmd, dma_addr_t dma_addr, u16 queue, + bool op) { struct qm_mailbox mailbox; int ret; @@ -762,6 +739,7 @@ static int qm_mb(struct hisi_qm *qm, u8 cmd, dma_addr_t dma_addr, u16 queue, return ret; } +EXPORT_SYMBOL_GPL(hisi_qm_mb); static void qm_db_v1(struct hisi_qm *qm, u16 qn, u8 cmd, u16 index, u8 priority) { @@ -1351,7 +1329,7 @@ static int qm_get_vft_v2(struct hisi_qm *qm, u32 *base, u32 *number) u64 sqc_vft; int ret; - ret = qm_mb(qm, QM_MB_CMD_SQC_VFT_V2, 0, 0, 1); + ret = hisi_qm_mb(qm, QM_MB_CMD_SQC_VFT_V2, 0, 0, 1); if (ret) return ret; @@ -1725,12 +1703,12 @@ static int dump_show(struct hisi_qm *qm, void *info, static int qm_dump_sqc_raw(struct hisi_qm *qm, dma_addr_t dma_addr, u16 qp_id) { - return qm_mb(qm, QM_MB_CMD_SQC, dma_addr, qp_id, 1); + return hisi_qm_mb(qm, QM_MB_CMD_SQC, dma_addr, qp_id, 1); } static int qm_dump_cqc_raw(struct hisi_qm *qm, dma_addr_t dma_addr, u16 qp_id) { - return qm_mb(qm, QM_MB_CMD_CQC, dma_addr, qp_id, 1); + return hisi_qm_mb(qm, QM_MB_CMD_CQC, dma_addr, qp_id, 1); } static int qm_sqc_dump(struct hisi_qm *qm, const char *s) @@ -1842,7 +1820,7 @@ static int qm_eqc_aeqc_dump(struct hisi_qm *qm, char *s, size_t size, if (IS_ERR(xeqc)) return PTR_ERR(xeqc); - ret = qm_mb(qm, cmd, xeqc_dma, 0, 1); + ret = hisi_qm_mb(qm, cmd, xeqc_dma, 0, 1); if (ret) goto err_free_ctx; @@ -2495,7 +2473,7 @@ unlock: static int qm_stop_qp(struct hisi_qp *qp) { - return qm_mb(qp->qm, QM_MB_CMD_STOP_QP, 0, qp->qp_id, 0); + return hisi_qm_mb(qp->qm, QM_MB_CMD_STOP_QP, 0, qp->qp_id, 0); } static int qm_set_msi(struct hisi_qm *qm, bool set) @@ -2763,7 +2741,7 @@ static int qm_sq_ctx_cfg(struct hisi_qp *qp, int qp_id, u32 pasid) return -ENOMEM; } - ret = qm_mb(qm, QM_MB_CMD_SQC, sqc_dma, qp_id, 0); + ret = hisi_qm_mb(qm, QM_MB_CMD_SQC, sqc_dma, qp_id, 0); dma_unmap_single(dev, sqc_dma, sizeof(struct qm_sqc), DMA_TO_DEVICE); kfree(sqc); @@ -2804,7 +2782,7 @@ static int qm_cq_ctx_cfg(struct hisi_qp *qp, int qp_id, u32 pasid) return -ENOMEM; } - ret = qm_mb(qm, QM_MB_CMD_CQC, cqc_dma, qp_id, 0); + ret = hisi_qm_mb(qm, QM_MB_CMD_CQC, cqc_dma, qp_id, 0); dma_unmap_single(dev, cqc_dma, sizeof(struct qm_cqc), DMA_TO_DEVICE); kfree(cqc); @@ -3655,7 +3633,7 @@ static int qm_eq_ctx_cfg(struct hisi_qm *qm) return -ENOMEM; } - ret = qm_mb(qm, QM_MB_CMD_EQC, eqc_dma, 0, 0); + ret = hisi_qm_mb(qm, QM_MB_CMD_EQC, eqc_dma, 0, 0); dma_unmap_single(dev, eqc_dma, sizeof(struct qm_eqc), DMA_TO_DEVICE); kfree(eqc); @@ -3684,7 +3662,7 @@ static int qm_aeq_ctx_cfg(struct hisi_qm *qm) return -ENOMEM; } - ret = qm_mb(qm, QM_MB_CMD_AEQC, aeqc_dma, 0, 0); + ret = hisi_qm_mb(qm, QM_MB_CMD_AEQC, aeqc_dma, 0, 0); dma_unmap_single(dev, aeqc_dma, sizeof(struct qm_aeqc), DMA_TO_DEVICE); kfree(aeqc); @@ -3723,11 +3701,11 @@ static int __hisi_qm_start(struct hisi_qm *qm) if (ret) return ret; - ret = qm_mb(qm, QM_MB_CMD_SQC_BT, qm->sqc_dma, 0, 0); + ret = hisi_qm_mb(qm, QM_MB_CMD_SQC_BT, qm->sqc_dma, 0, 0); if (ret) return ret; - ret = qm_mb(qm, QM_MB_CMD_CQC_BT, qm->cqc_dma, 0, 0); + ret = hisi_qm_mb(qm, QM_MB_CMD_CQC_BT, qm->cqc_dma, 0, 0); if (ret) return ret; |