On Thu, Mar 29, 2018 at 07:39:08PM +0530, Ramalingam C wrote:
In both HDMI and DP, device count is represented by 6:0 bits of a register(BInfo/Bstatus)
So macro for bitmasking the device_count is fixed(0x3F->0x7F).
Reviewed-by: Sean Paul seanpaul@chromium.org
Signed-off-by: Ramalingam C ramalingam.c@intel.com cc: Sean Paul seanpaul@chromium.org
include/drm/drm_hdcp.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/drm/drm_hdcp.h b/include/drm/drm_hdcp.h index 562fa7df2637..98e63d870139 100644 --- a/include/drm/drm_hdcp.h +++ b/include/drm/drm_hdcp.h @@ -19,7 +19,7 @@ #define DRM_HDCP_RI_LEN 2 #define DRM_HDCP_V_PRIME_PART_LEN 4 #define DRM_HDCP_V_PRIME_NUM_PARTS 5 -#define DRM_HDCP_NUM_DOWNSTREAM(x) (x & 0x3f) +#define DRM_HDCP_NUM_DOWNSTREAM(x) (x & 0x7f) #define DRM_HDCP_MAX_CASCADE_EXCEEDED(x) (x & BIT(3)) #define DRM_HDCP_MAX_DEVICE_EXCEEDED(x) (x & BIT(7))
-- 2.7.4