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authorShukun Tan <tanshukun1@huawei.com>2019-10-21 15:41:03 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2019-10-26 02:09:59 +1100
commit9a8641a7ffbf6f896bcd2bb2c6c0f4b403831c18 (patch)
treee1e4bc42734b72d6b9e0a5a31d443a227ecc2124 /drivers
parent719181f39a1045674b04256f54492f7fd97deddb (diff)
downloadlinux-9a8641a7ffbf6f896bcd2bb2c6c0f4b403831c18.tar.bz2
crypto: hisilicon - fix endianness verification problem of QM
This patch fixes following sparse warning: qm.c:345:33: warning: cast removes address space '<asn:2>' of expression qm.c:359:20: warning: incorrect type in assignment (different base types) qm.c:359:20: expected restricted __le16 [usertype] w0 qm.c:359:20: got int qm.c:362:27: warning: incorrect type in assignment (different base types) qm.c:362:27: expected restricted __le16 [usertype] queue_num qm.c:362:27: got unsigned short [usertype] queue qm.c:363:24: warning: incorrect type in assignment (different base types) qm.c:363:24: expected restricted __le32 [usertype] base_l qm.c:363:24: got unsigned int [usertype] qm.c:364:24: warning: incorrect type in assignment (different base types) qm.c:364:24: expected restricted __le32 [usertype] base_h qm.c:364:24: got unsigned int [usertype] qm.c:451:22: warning: restricted __le32 degrades to integer qm.c:471:24: warning: restricted __le16 degrades to integer ...... qm.c:1617:19: warning: incorrect type in assignment (different base types) qm.c:1617:19: expected restricted __le32 [usertype] dw6 qm.c:1617:19: got int qm.c:1891:24: warning: incorrect type in return expression (different base types) qm.c:1891:24: expected int qm.c:1891:24: got restricted pci_ers_result_t qm.c:1894:40: warning: incorrect type in return expression (different base types) qm.c:1894:40: expected int qm.c:1894:40: got restricted pci_ers_result_t Signed-off-by: Shukun Tan <tanshukun1@huawei.com> Signed-off-by: Zhou Wang <wangzhou1@hisilicon.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/crypto/hisilicon/qm.c87
-rw-r--r--drivers/crypto/hisilicon/qm.h2
2 files changed, 45 insertions, 44 deletions
diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c
index 2c17bf3359fc..4dc88252ef14 100644
--- a/drivers/crypto/hisilicon/qm.c
+++ b/drivers/crypto/hisilicon/qm.c
@@ -59,17 +59,17 @@
#define QM_CQ_PHASE_SHIFT 0
#define QM_CQ_FLAG_SHIFT 1
-#define QM_CQE_PHASE(cqe) ((cqe)->w7 & 0x1)
+#define QM_CQE_PHASE(cqe) (le16_to_cpu((cqe)->w7) & 0x1)
#define QM_QC_CQE_SIZE 4
/* eqc shift */
#define QM_EQE_AEQE_SIZE (2UL << 12)
#define QM_EQC_PHASE_SHIFT 16
-#define QM_EQE_PHASE(eqe) (((eqe)->dw0 >> 16) & 0x1)
+#define QM_EQE_PHASE(eqe) ((le32_to_cpu((eqe)->dw0) >> 16) & 0x1)
#define QM_EQE_CQN_MASK GENMASK(15, 0)
-#define QM_AEQE_PHASE(aeqe) (((aeqe)->dw0 >> 16) & 0x1)
+#define QM_AEQE_PHASE(aeqe) ((le32_to_cpu((aeqe)->dw0) >> 16) & 0x1)
#define QM_AEQE_TYPE_SHIFT 17
#define QM_DOORBELL_CMD_SQ 0
@@ -169,17 +169,17 @@
#define QM_MK_SQC_DW3_V2(sqe_sz) \
((QM_Q_DEPTH - 1) | ((u32)ilog2(sqe_sz) << QM_SQ_SQE_SIZE_SHIFT))
-#define INIT_QC_COMMON(qc, base, pasid) do { \
- (qc)->head = 0; \
- (qc)->tail = 0; \
- (qc)->base_l = lower_32_bits(base); \
- (qc)->base_h = upper_32_bits(base); \
- (qc)->dw3 = 0; \
- (qc)->w8 = 0; \
- (qc)->rsvd0 = 0; \
- (qc)->pasid = pasid; \
- (qc)->w11 = 0; \
- (qc)->rsvd1 = 0; \
+#define INIT_QC_COMMON(qc, base, pasid) do { \
+ (qc)->head = 0; \
+ (qc)->tail = 0; \
+ (qc)->base_l = cpu_to_le32(lower_32_bits(base)); \
+ (qc)->base_h = cpu_to_le32(upper_32_bits(base)); \
+ (qc)->dw3 = 0; \
+ (qc)->w8 = 0; \
+ (qc)->rsvd0 = 0; \
+ (qc)->pasid = cpu_to_le16(pasid); \
+ (qc)->w11 = 0; \
+ (qc)->rsvd1 = 0; \
} while (0)
enum vft_type {
@@ -342,7 +342,7 @@ static void qm_mb_write(struct hisi_qm *qm, const void *src)
"dsb sy\n"
: "=&r" (tmp0),
"=&r" (tmp1),
- "+Q" (*((char *)fun_base))
+ "+Q" (*((char __iomem *)fun_base))
: "Q" (*((char *)src))
: "memory");
}
@@ -356,12 +356,12 @@ static int qm_mb(struct hisi_qm *qm, u8 cmd, dma_addr_t dma_addr, u16 queue,
dev_dbg(&qm->pdev->dev, "QM mailbox request to q%u: %u-%llx\n",
queue, cmd, (unsigned long long)dma_addr);
- mailbox.w0 = cmd |
+ mailbox.w0 = cpu_to_le16(cmd |
(op ? 0x1 << QM_MB_OP_SHIFT : 0) |
- (0x1 << QM_MB_BUSY_SHIFT);
- mailbox.queue_num = queue;
- mailbox.base_l = lower_32_bits(dma_addr);
- mailbox.base_h = upper_32_bits(dma_addr);
+ (0x1 << QM_MB_BUSY_SHIFT));
+ mailbox.queue_num = cpu_to_le16(queue);
+ mailbox.base_l = cpu_to_le32(lower_32_bits(dma_addr));
+ mailbox.base_h = cpu_to_le32(upper_32_bits(dma_addr));
mailbox.rsvd = 0;
mutex_lock(&qm->mailbox_lock);
@@ -448,7 +448,7 @@ static u32 qm_get_irq_num_v2(struct hisi_qm *qm)
static struct hisi_qp *qm_to_hisi_qp(struct hisi_qm *qm, struct qm_eqe *eqe)
{
- u16 cqn = eqe->dw0 & QM_EQE_CQN_MASK;
+ u16 cqn = le32_to_cpu(eqe->dw0) & QM_EQE_CQN_MASK;
return qm->qp_array[cqn];
}
@@ -470,7 +470,8 @@ static void qm_poll_qp(struct hisi_qp *qp, struct hisi_qm *qm)
if (qp->req_cb) {
while (QM_CQE_PHASE(cqe) == qp->qp_status.cqc_phase) {
dma_rmb();
- qp->req_cb(qp, qp->sqe + qm->sqe_size * cqe->sq_head);
+ qp->req_cb(qp, qp->sqe + qm->sqe_size *
+ le16_to_cpu(cqe->sq_head));
qm_cq_head_update(qp);
cqe = qp->cqe + qp->qp_status.cq_head;
qm_db(qm, qp->qp_id, QM_DOORBELL_CMD_CQ,
@@ -548,7 +549,7 @@ static irqreturn_t qm_aeq_irq(int irq, void *data)
return IRQ_NONE;
while (QM_AEQE_PHASE(aeqe) == qm->status.aeqc_phase) {
- type = aeqe->dw0 >> QM_AEQE_TYPE_SHIFT;
+ type = le32_to_cpu(aeqe->dw0) >> QM_AEQE_TYPE_SHIFT;
if (type < ARRAY_SIZE(qm_fifo_overflow))
dev_err(&qm->pdev->dev, "%s overflow\n",
qm_fifo_overflow[type]);
@@ -652,7 +653,7 @@ static void qm_init_qp_status(struct hisi_qp *qp)
qp_status->sq_tail = 0;
qp_status->cq_head = 0;
- qp_status->cqc_phase = 1;
+ qp_status->cqc_phase = true;
qp_status->flags = 0;
}
@@ -1221,14 +1222,14 @@ static int qm_qp_ctx_cfg(struct hisi_qp *qp, int qp_id, int pasid)
INIT_QC_COMMON(sqc, qp->sqe_dma, pasid);
if (ver == QM_HW_V1) {
- sqc->dw3 = QM_MK_SQC_DW3_V1(0, 0, 0, qm->sqe_size);
- sqc->w8 = QM_Q_DEPTH - 1;
+ sqc->dw3 = cpu_to_le32(QM_MK_SQC_DW3_V1(0, 0, 0, qm->sqe_size));
+ sqc->w8 = cpu_to_le16(QM_Q_DEPTH - 1);
} else if (ver == QM_HW_V2) {
- sqc->dw3 = QM_MK_SQC_DW3_V2(qm->sqe_size);
+ sqc->dw3 = cpu_to_le32(QM_MK_SQC_DW3_V2(qm->sqe_size));
sqc->w8 = 0; /* rand_qc */
}
- sqc->cq_num = qp_id;
- sqc->w13 = QM_MK_SQC_W13(0, 1, qp->alg_type);
+ sqc->cq_num = cpu_to_le16(qp_id);
+ sqc->w13 = cpu_to_le16(QM_MK_SQC_W13(0, 1, qp->alg_type));
ret = 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);
@@ -1248,13 +1249,13 @@ static int qm_qp_ctx_cfg(struct hisi_qp *qp, int qp_id, int pasid)
INIT_QC_COMMON(cqc, qp->cqe_dma, pasid);
if (ver == QM_HW_V1) {
- cqc->dw3 = QM_MK_CQC_DW3_V1(0, 0, 0, 4);
- cqc->w8 = QM_Q_DEPTH - 1;
+ cqc->dw3 = cpu_to_le32(QM_MK_CQC_DW3_V1(0, 0, 0, 4));
+ cqc->w8 = cpu_to_le16(QM_Q_DEPTH - 1);
} else if (ver == QM_HW_V2) {
- cqc->dw3 = QM_MK_CQC_DW3_V2(4);
+ cqc->dw3 = cpu_to_le32(QM_MK_CQC_DW3_V2(4));
cqc->w8 = 0;
}
- cqc->dw6 = 1 << QM_CQ_PHASE_SHIFT | 1 << QM_CQ_FLAG_SHIFT;
+ cqc->dw6 = cpu_to_le32(1 << QM_CQ_PHASE_SHIFT | 1 << QM_CQ_FLAG_SHIFT);
ret = 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);
@@ -1563,8 +1564,8 @@ static void qm_init_eq_aeq_status(struct hisi_qm *qm)
status->eq_head = 0;
status->aeq_head = 0;
- status->eqc_phase = 1;
- status->aeqc_phase = 1;
+ status->eqc_phase = true;
+ status->aeqc_phase = true;
}
static int qm_eq_ctx_cfg(struct hisi_qm *qm)
@@ -1588,11 +1589,11 @@ static int qm_eq_ctx_cfg(struct hisi_qm *qm)
return -ENOMEM;
}
- eqc->base_l = lower_32_bits(qm->eqe_dma);
- eqc->base_h = upper_32_bits(qm->eqe_dma);
+ eqc->base_l = cpu_to_le32(lower_32_bits(qm->eqe_dma));
+ eqc->base_h = cpu_to_le32(upper_32_bits(qm->eqe_dma));
if (qm->ver == QM_HW_V1)
- eqc->dw3 = QM_EQE_AEQE_SIZE;
- eqc->dw6 = (QM_Q_DEPTH - 1) | (1 << QM_EQC_PHASE_SHIFT);
+ eqc->dw3 = cpu_to_le32(QM_EQE_AEQE_SIZE);
+ eqc->dw6 = cpu_to_le32((QM_Q_DEPTH - 1) | (1 << QM_EQC_PHASE_SHIFT));
ret = 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);
@@ -1609,9 +1610,9 @@ static int qm_eq_ctx_cfg(struct hisi_qm *qm)
return -ENOMEM;
}
- aeqc->base_l = lower_32_bits(qm->aeqe_dma);
- aeqc->base_h = upper_32_bits(qm->aeqe_dma);
- aeqc->dw6 = (QM_Q_DEPTH - 1) | (1 << QM_EQC_PHASE_SHIFT);
+ aeqc->base_l = cpu_to_le32(lower_32_bits(qm->aeqe_dma));
+ aeqc->base_h = cpu_to_le32(upper_32_bits(qm->aeqe_dma));
+ aeqc->dw6 = cpu_to_le32((QM_Q_DEPTH - 1) | (1 << QM_EQC_PHASE_SHIFT));
ret = qm_mb(qm, QM_MB_CMD_AEQC, aeqc_dma, 0, 0);
dma_unmap_single(dev, aeqc_dma, sizeof(struct qm_aeqc), DMA_TO_DEVICE);
@@ -1879,7 +1880,7 @@ EXPORT_SYMBOL_GPL(hisi_qm_hw_error_init);
*
* Accelerators use this function to handle qm non-fatal hardware errors.
*/
-int hisi_qm_hw_error_handle(struct hisi_qm *qm)
+pci_ers_result_t hisi_qm_hw_error_handle(struct hisi_qm *qm)
{
if (!qm->ops->hw_error_handle) {
dev_err(&qm->pdev->dev, "QM doesn't support hw error report!\n");
diff --git a/drivers/crypto/hisilicon/qm.h b/drivers/crypto/hisilicon/qm.h
index 103e2fde84b1..61064bd2f336 100644
--- a/drivers/crypto/hisilicon/qm.h
+++ b/drivers/crypto/hisilicon/qm.h
@@ -211,7 +211,7 @@ int hisi_qm_set_vft(struct hisi_qm *qm, u32 fun_num, u32 base, u32 number);
int hisi_qm_debug_init(struct hisi_qm *qm);
void hisi_qm_hw_error_init(struct hisi_qm *qm, u32 ce, u32 nfe, u32 fe,
u32 msi);
-int hisi_qm_hw_error_handle(struct hisi_qm *qm);
+pci_ers_result_t hisi_qm_hw_error_handle(struct hisi_qm *qm);
enum qm_hw_ver hisi_qm_get_hw_version(struct pci_dev *pdev);
void hisi_qm_debug_regs_clear(struct hisi_qm *qm);