diff options
| author | Ramalingam C <ramalingam.c@intel.com> | 2019-05-07 21:57:37 +0530 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2019-05-09 09:44:41 +0200 |
| commit | 0de655cae416b20ed7876adb480e5c65810274ea (patch) | |
| tree | 9f9891ab49f7adbd6ec99149c055f1c275310233 /include/drm/drm_hdcp.h | |
| parent | 43318c0ae38f78a1e3b2509b63bc8523daaa806b (diff) | |
drm: generic fn converting be24 to cpu and vice versa
Existing functions for converting a 3bytes(be24) of big endian value
into u32 of little endian and vice versa are renamed as
s/drm_hdcp2_seq_num_to_u32/drm_hdcp_be24_to_cpu
s/drm_hdcp2_u32_to_seq_num/drm_hdcp_cpu_to_be24
Signed-off-by: Ramalingam C <ramalingam.c@intel.com>
Suggested-by: Daniel Vetter <daniel@ffwll.ch>
cc: Tomas Winkler <tomas.winkler@intel.com>
Acked-by: Dave Airlie <airlied@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20190507162745.25600-4-ramalingam.c@intel.com
Diffstat (limited to 'include/drm/drm_hdcp.h')
| -rw-r--r-- | include/drm/drm_hdcp.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/drm/drm_hdcp.h b/include/drm/drm_hdcp.h index f243408ecf26..1cc66df05a43 100644 --- a/include/drm/drm_hdcp.h +++ b/include/drm/drm_hdcp.h @@ -252,13 +252,13 @@ struct hdcp2_rep_stream_ready { * host format and back */ static inline -u32 drm_hdcp2_seq_num_to_u32(u8 seq_num[HDCP_2_2_SEQ_NUM_LEN]) +u32 drm_hdcp_be24_to_cpu(const u8 seq_num[HDCP_2_2_SEQ_NUM_LEN]) { return (u32)(seq_num[2] | seq_num[1] << 8 | seq_num[0] << 16); } static inline -void drm_hdcp2_u32_to_seq_num(u8 seq_num[HDCP_2_2_SEQ_NUM_LEN], u32 val) +void drm_hdcp_cpu_to_be24(u8 seq_num[HDCP_2_2_SEQ_NUM_LEN], u32 val) { seq_num[0] = val >> 16; seq_num[1] = val >> 8; |