diff options
| author | Zongyu Wu <wuzongyu1@huawei.com> | 2026-03-13 12:40:39 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2026-03-22 05:17:59 +0300 |
| commit | b44c7129f1e3cd0e6233c7cb2d88f917d92f213d (patch) | |
| tree | 625ac7dff1be5983690cf5646ad2528619e57fe7 /include | |
| parent | 3414c809777e37855063347f5fbd23ff03e1c9fb (diff) | |
| download | linux-b44c7129f1e3cd0e6233c7cb2d88f917d92f213d.tar.xz | |
crypto: hisilicon - add device load query functionality to debugfs
The accelerator device supports usage statistics. This patch enables
obtaining the accelerator's usage through the "dev_usage" file.
The returned number expressed as a percentage as a percentage.
Signed-off-by: Zongyu Wu <wuzongyu1@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/hisi_acc_qm.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/hisi_acc_qm.h b/include/linux/hisi_acc_qm.h index 51a6dc2b97e9..8a581b5bbbcd 100644 --- a/include/linux/hisi_acc_qm.h +++ b/include/linux/hisi_acc_qm.h @@ -102,6 +102,12 @@ #define QM_MIG_REGION_SEL 0x100198 #define QM_MIG_REGION_EN BIT(0) +#define QM_MAX_CHANNEL_NUM 8 +#define QM_CHANNEL_USAGE_OFFSET 0x1100 +#define QM_MAX_DEV_USAGE 100 +#define QM_DEV_USAGE_RATE 100 +#define QM_CHANNEL_ADDR_INTRVL 0x4 + /* uacce mode of the driver */ #define UACCE_MODE_NOUACCE 0 /* don't use uacce */ #define UACCE_MODE_SVA 1 /* use uacce sva mode */ @@ -359,6 +365,11 @@ struct qm_rsv_buf { struct qm_dma qcdma; }; +struct qm_channel { + int channel_num; + const char *channel_name[QM_MAX_CHANNEL_NUM]; +}; + struct hisi_qm { enum qm_hw_ver ver; enum qm_fun_type fun_type; @@ -433,6 +444,7 @@ struct hisi_qm { struct qm_err_isolate isolate_data; struct hisi_qm_cap_tables cap_tables; + struct qm_channel channel_data; }; struct hisi_qp_status { |