From: Wenkai Lin linwenkai6@hisilicon.com
Extract a public function to set qm algs and remove the similar code for setting qm algs in each module.
Signed-off-by: Wenkai Lin linwenkai6@hisilicon.com Signed-off-by: Hao Fang fanghao11@huawei.com --- drivers/crypto/hisilicon/hpre/hpre_main.c | 42 ++----------------- drivers/crypto/hisilicon/qm.c | 36 +++++++++++++++++ drivers/crypto/hisilicon/sec2/sec_main.c | 47 ++++------------------ drivers/crypto/hisilicon/zip/zip_main.c | 49 ++++------------------- include/linux/hisi_acc_qm.h | 8 +++- 5 files changed, 62 insertions(+), 120 deletions(-)
diff --git a/drivers/crypto/hisilicon/hpre/hpre_main.c b/drivers/crypto/hisilicon/hpre/hpre_main.c index 56777099ef69..84c92d85d23d 100644 --- a/drivers/crypto/hisilicon/hpre/hpre_main.c +++ b/drivers/crypto/hisilicon/hpre/hpre_main.c @@ -118,8 +118,6 @@ #define HPRE_DFX_COMMON2_LEN 0xE #define HPRE_DFX_CORE_LEN 0x43
-#define HPRE_DEV_ALG_MAX_LEN 256 - static const char hpre_name[] = "hisi_hpre"; static struct dentry *hpre_debugfs_root; static const struct pci_device_id hpre_dev_ids[] = { @@ -135,12 +133,7 @@ struct hpre_hw_error { const char *msg; };
-struct hpre_dev_alg { - u32 alg_msk; - const char *alg; -}; - -static const struct hpre_dev_alg hpre_dev_algs[] = { +static const struct qm_dev_alg hpre_dev_algs[] = { { .alg_msk = BIT(0), .alg = "rsa\n" @@ -362,35 +355,6 @@ bool hpre_check_alg_support(struct hisi_qm *qm, u32 alg) return false; }
-static int hpre_set_qm_algs(struct hisi_qm *qm) -{ - struct device *dev = &qm->pdev->dev; - char *algs, *ptr; - u32 alg_msk; - int i; - - if (!qm->use_sva) - return 0; - - algs = devm_kzalloc(dev, HPRE_DEV_ALG_MAX_LEN * sizeof(char), GFP_KERNEL); - if (!algs) - return -ENOMEM; - - alg_msk = hisi_qm_get_hw_info(qm, hpre_basic_info, HPRE_DEV_ALG_BITMAP_CAP, qm->cap_ver); - - for (i = 0; i < ARRAY_SIZE(hpre_dev_algs); i++) - if (alg_msk & hpre_dev_algs[i].alg_msk) - strcat(algs, hpre_dev_algs[i].alg); - - ptr = strrchr(algs, '\n'); - if (ptr) - *ptr = '\0'; - - qm->uacce->algs = algs; - - return 0; -} - static int hpre_diff_regs_show(struct seq_file *s, void *unused) { struct hisi_qm *qm = s->private; @@ -1141,6 +1105,7 @@ static void hpre_debugfs_exit(struct hisi_qm *qm)
static int hpre_qm_init(struct hisi_qm *qm, struct pci_dev *pdev) { + u64 alg_msk; int ret;
if (pdev->revision == QM_HW_V1) { @@ -1171,7 +1136,8 @@ static int hpre_qm_init(struct hisi_qm *qm, struct pci_dev *pdev) return ret; }
- ret = hpre_set_qm_algs(qm); + alg_msk = hisi_qm_get_hw_info(qm, hpre_basic_info, HPRE_DEV_ALG_BITMAP_CAP, qm->cap_ver); + 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); diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c index 4d91a249be74..0907fc7a0665 100644 --- a/drivers/crypto/hisilicon/qm.c +++ b/drivers/crypto/hisilicon/qm.c @@ -234,6 +234,8 @@ #define QM_QOS_MAX_CIR_U 6 #define QM_AUTOSUSPEND_DELAY 3000
+#define QM_DEV_ALG_MAX_LEN 256 + #define QM_MK_CQC_DW3_V1(hop_num, pg_sz, buf_sz, cqe_sz) \ (((hop_num) << QM_CQ_HOP_NUM_SHIFT) | \ ((pg_sz) << QM_CQ_PAGE_SIZE_SHIFT) | \ @@ -833,6 +835,40 @@ static void qm_get_xqc_depth(struct hisi_qm *qm, u16 *low_bits, *high_bits = (depth >> QM_XQ_DEPTH_SHIFT) & QM_XQ_DEPTH_MASK; }
+int hisi_qm_set_algs(struct hisi_qm *qm, u64 alg_msk, const struct qm_dev_alg *dev_algs, + u32 dev_algs_size) +{ + struct device *dev = &qm->pdev->dev; + char *algs, *ptr; + int i; + + if (!qm->uacce) + return 0; + + if (dev_algs_size >= QM_DEV_ALG_MAX_LEN) { + dev_err(dev, "algs size %u is equal or larger than %d.\n", + dev_algs_size, QM_DEV_ALG_MAX_LEN); + return -EINVAL; + } + + algs = devm_kzalloc(dev, QM_DEV_ALG_MAX_LEN * sizeof(char), GFP_KERNEL); + if (!algs) + return -ENOMEM; + + for (i = 0; i < dev_algs_size; i++) + if (alg_msk & dev_algs[i].alg_msk) + strcat(algs, dev_algs[i].alg); + + ptr = strrchr(algs, '\n'); + if (ptr) { + *ptr = '\0'; + qm->uacce->algs = algs; + } + + return 0; +} +EXPORT_SYMBOL_GPL(hisi_qm_set_algs); + static u32 qm_get_irq_num(struct hisi_qm *qm) { if (qm->fun_type == QM_HW_PF) diff --git a/drivers/crypto/hisilicon/sec2/sec_main.c b/drivers/crypto/hisilicon/sec2/sec_main.c index 0e56a47eb862..2eceab7600ca 100644 --- a/drivers/crypto/hisilicon/sec2/sec_main.c +++ b/drivers/crypto/hisilicon/sec2/sec_main.c @@ -120,7 +120,6 @@ GENMASK_ULL(42, 25)) #define SEC_AEAD_BITMAP (GENMASK_ULL(7, 6) | GENMASK_ULL(18, 17) | \ GENMASK_ULL(45, 43)) -#define SEC_DEV_ALG_MAX_LEN 256
struct sec_hw_error { u32 int_msk; @@ -132,11 +131,6 @@ struct sec_dfx_item { u32 offset; };
-struct sec_dev_alg { - u64 alg_msk; - const char *algs; -}; - static const char sec_name[] = "hisi_sec2"; static struct dentry *sec_debugfs_root;
@@ -173,15 +167,15 @@ static const struct hisi_qm_cap_info sec_basic_info[] = { {SEC_CORE4_ALG_BITMAP_HIGH, 0x3170, 0, GENMASK(31, 0), 0x3FFF, 0x3FFF, 0x3FFF}, };
-static const struct sec_dev_alg sec_dev_algs[] = { { +static const struct qm_dev_alg sec_dev_algs[] = { { .alg_msk = SEC_CIPHER_BITMAP, - .algs = "cipher\n", + .alg = "cipher\n", }, { .alg_msk = SEC_DIGEST_BITMAP, - .algs = "digest\n", + .alg = "digest\n", }, { .alg_msk = SEC_AEAD_BITMAP, - .algs = "aead\n", + .alg = "aead\n", }, };
@@ -1077,37 +1071,9 @@ static int sec_pf_probe_init(struct sec_dev *sec) return ret; }
-static int sec_set_qm_algs(struct hisi_qm *qm) -{ - struct device *dev = &qm->pdev->dev; - char *algs, *ptr; - u64 alg_mask; - int i; - - if (!qm->use_sva) - return 0; - - algs = devm_kzalloc(dev, SEC_DEV_ALG_MAX_LEN * sizeof(char), GFP_KERNEL); - if (!algs) - return -ENOMEM; - - alg_mask = sec_get_alg_bitmap(qm, SEC_DEV_ALG_BITMAP_HIGH, SEC_DEV_ALG_BITMAP_LOW); - - for (i = 0; i < ARRAY_SIZE(sec_dev_algs); i++) - if (alg_mask & sec_dev_algs[i].alg_msk) - strcat(algs, sec_dev_algs[i].algs); - - ptr = strrchr(algs, '\n'); - if (ptr) - *ptr = '\0'; - - qm->uacce->algs = algs; - - return 0; -} - static int sec_qm_init(struct hisi_qm *qm, struct pci_dev *pdev) { + u64 alg_msk; int ret;
qm->pdev = pdev; @@ -1142,7 +1108,8 @@ static int sec_qm_init(struct hisi_qm *qm, struct pci_dev *pdev) return ret; }
- ret = sec_set_qm_algs(qm); + alg_msk = sec_get_alg_bitmap(qm, SEC_DEV_ALG_BITMAP_HIGH, SEC_DEV_ALG_BITMAP_LOW); + ret = hisi_qm_set_algs(qm, alg_msk, sec_dev_algs, ARRAY_SIZE(sec_dev_algs)); if (ret) { pci_err(qm->pdev, "Failed to set sec algs!\n"); hisi_qm_uninit(qm); diff --git a/drivers/crypto/hisilicon/zip/zip_main.c b/drivers/crypto/hisilicon/zip/zip_main.c index 07ab61c113ab..2934de25efa4 100644 --- a/drivers/crypto/hisilicon/zip/zip_main.c +++ b/drivers/crypto/hisilicon/zip/zip_main.c @@ -74,7 +74,6 @@ #define HZIP_AXI_SHUTDOWN_ENABLE BIT(14) #define HZIP_WR_PORT BIT(11)
-#define HZIP_DEV_ALG_MAX_LEN 256 #define HZIP_ALG_ZLIB_BIT GENMASK(1, 0) #define HZIP_ALG_GZIP_BIT GENMASK(3, 2) #define HZIP_ALG_DEFLATE_BIT GENMASK(5, 4) @@ -128,23 +127,18 @@ struct zip_dfx_item { u32 offset; };
-struct zip_dev_alg { - u32 alg_msk; - const char *algs; -}; - -static const struct zip_dev_alg zip_dev_algs[] = { { +static const struct qm_dev_alg zip_dev_algs[] = { { .alg_msk = HZIP_ALG_ZLIB_BIT, - .algs = "zlib\n", + .alg = "zlib\n", }, { .alg_msk = HZIP_ALG_GZIP_BIT, - .algs = "gzip\n", + .alg = "gzip\n", }, { .alg_msk = HZIP_ALG_DEFLATE_BIT, - .algs = "deflate\n", + .alg = "deflate\n", }, { .alg_msk = HZIP_ALG_LZ77_BIT, - .algs = "lz77_zstd\n", + .alg = "lz77_zstd\n", }, };
@@ -478,35 +472,6 @@ static int hisi_zip_set_high_perf(struct hisi_qm *qm) return ret; }
-static int hisi_zip_set_qm_algs(struct hisi_qm *qm) -{ - struct device *dev = &qm->pdev->dev; - char *algs, *ptr; - u32 alg_mask; - int i; - - if (!qm->use_sva) - return 0; - - algs = devm_kzalloc(dev, HZIP_DEV_ALG_MAX_LEN * sizeof(char), GFP_KERNEL); - if (!algs) - return -ENOMEM; - - alg_mask = hisi_qm_get_hw_info(qm, zip_basic_cap_info, ZIP_DEV_ALG_BITMAP, qm->cap_ver); - - for (i = 0; i < ARRAY_SIZE(zip_dev_algs); i++) - if (alg_mask & zip_dev_algs[i].alg_msk) - strcat(algs, zip_dev_algs[i].algs); - - ptr = strrchr(algs, '\n'); - if (ptr) - *ptr = '\0'; - - qm->uacce->algs = algs; - - return 0; -} - static void hisi_zip_open_sva_prefetch(struct hisi_qm *qm) { u32 val; @@ -1193,6 +1158,7 @@ static int hisi_zip_pf_probe_init(struct hisi_zip *hisi_zip)
static int hisi_zip_qm_init(struct hisi_qm *qm, struct pci_dev *pdev) { + u64 alg_msk; int ret;
qm->pdev = pdev; @@ -1228,7 +1194,8 @@ static int hisi_zip_qm_init(struct hisi_qm *qm, struct pci_dev *pdev) return ret; }
- ret = hisi_zip_set_qm_algs(qm); + alg_msk = hisi_qm_get_hw_info(qm, zip_basic_cap_info, ZIP_DEV_ALG_BITMAP, qm->cap_ver); + ret = hisi_qm_set_algs(qm, alg_msk, zip_dev_algs, ARRAY_SIZE(zip_dev_algs)); if (ret) { pci_err(qm->pdev, "Failed to set zip algs!\n"); hisi_qm_uninit(qm); diff --git a/include/linux/hisi_acc_qm.h b/include/linux/hisi_acc_qm.h index ddc7ebb70523..dc249a82408f 100644 --- a/include/linux/hisi_acc_qm.h +++ b/include/linux/hisi_acc_qm.h @@ -160,6 +160,11 @@ enum qm_cap_bits { QM_SUPPORT_RPM, };
+struct qm_dev_alg { + u64 alg_msk; + const char *alg; +}; + struct dfx_diff_registers { u32 *regs; u32 reg_offset; @@ -365,7 +370,6 @@ struct hisi_qm { struct work_struct rst_work; struct work_struct cmd_process;
- const char *algs; bool use_sva;
resource_size_t phys_base; @@ -563,6 +567,8 @@ void hisi_qm_regs_dump(struct seq_file *s, struct debugfs_regset32 *regset); u32 hisi_qm_get_hw_info(struct hisi_qm *qm, const struct hisi_qm_cap_info *info_table, u32 index, bool is_read); +int hisi_qm_set_algs(struct hisi_qm *qm, u64 alg_msk, const struct qm_dev_alg *dev_algs, + u32 dev_algs_size);
/* Used by VFIO ACC live migration driver */ struct pci_driver *hisi_sec_get_pf_driver(void);