diff options
| author |   Ramalingam C <ramalingam.c@intel.com> | 2020-02-12 15:59:39 +0530 |
|---|---|---|
| committer | Ramalingam C <ramalingam.c@intel.com> | 2020-03-04 06:35:07 +0530 |
| commit | 05f3a6f5e478f622f548314471382df5b0f9dbf8 (patch) | |
| tree | c48f0f68648d63c585a39ab41f5b718e500e954f /include | |
| parent | drm/hdcp: optimizing the srm handling (diff) | |
| download | linux-dev-05f3a6f5e478f622f548314471382df5b0f9dbf8.tar.xz linux-dev-05f3a6f5e478f622f548314471382df5b0f9dbf8.zip | |
drm/hdcp: fix DRM_HDCP_2_KSV_COUNT_2_LSBITS
Need to extract the 2 most significant bits from a byte for constructing
the revoked KSV count of the SRM.
Signed-off-by: Ramalingam C <ramalingam.c@intel.com>
Reviewed-by: Anshuman Gupta <anshuman.gupta@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200212102942.26568-3-ramalingam.c@intel.com
Diffstat (limited to 'include')
| -rw-r--r-- | include/drm/drm_hdcp.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/drm/drm_hdcp.h b/include/drm/drm_hdcp.h index d512089b873f..c6bab4986a65 100644 --- a/include/drm/drm_hdcp.h +++ b/include/drm/drm_hdcp.h @@ -276,7 +276,7 @@ void drm_hdcp_cpu_to_be24(u8 seq_num[HDCP_2_2_SEQ_NUM_LEN], u32 val) #define DRM_HDCP_2_VRL_LENGTH_SIZE 3 #define DRM_HDCP_2_DCP_SIG_SIZE 384 #define DRM_HDCP_2_NO_OF_DEV_PLUS_RESERVED_SZ 4 -#define DRM_HDCP_2_KSV_COUNT_2_LSBITS(byte) (((byte) & 0xC) >> 6) +#define DRM_HDCP_2_KSV_COUNT_2_LSBITS(byte) (((byte) & 0xC0) >> 6) struct hdcp_srm_header { u8 srm_id; |