diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_execution.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_execution.c | 40 |
1 files changed, 19 insertions, 21 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_execution.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_execution.c index 3db4a7da414f..04845e43df15 100644 --- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_execution.c +++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_execution.c @@ -27,9 +27,11 @@ static inline enum mod_hdcp_status validate_bksv(struct mod_hdcp *hdcp) { - uint64_t n = *(uint64_t *)hdcp->auth.msg.hdcp1.bksv; + uint64_t n = 0; uint8_t count = 0; + memcpy(&n, hdcp->auth.msg.hdcp1.bksv, sizeof(uint64_t)); + while (n) { count++; n &= (n - 1); @@ -41,17 +43,17 @@ static inline enum mod_hdcp_status validate_bksv(struct mod_hdcp *hdcp) static inline enum mod_hdcp_status check_ksv_ready(struct mod_hdcp *hdcp) { if (is_dp_hdcp(hdcp)) - return (hdcp->auth.msg.hdcp1.bstatus & BSTATUS_READY_MASK_DP) ? + return (hdcp->auth.msg.hdcp1.bstatus & DP_BSTATUS_READY) ? MOD_HDCP_STATUS_SUCCESS : MOD_HDCP_STATUS_HDCP1_KSV_LIST_NOT_READY; - return (hdcp->auth.msg.hdcp1.bcaps & BCAPS_READY_MASK) ? + return (hdcp->auth.msg.hdcp1.bcaps & DRM_HDCP_DDC_BCAPS_KSV_FIFO_READY) ? MOD_HDCP_STATUS_SUCCESS : MOD_HDCP_STATUS_HDCP1_KSV_LIST_NOT_READY; } static inline enum mod_hdcp_status check_hdcp_capable_dp(struct mod_hdcp *hdcp) { - return (hdcp->auth.msg.hdcp1.bcaps & BCAPS_HDCP_CAPABLE_MASK_DP) ? + return (hdcp->auth.msg.hdcp1.bcaps & DP_BCAPS_HDCP_CAPABLE) ? MOD_HDCP_STATUS_SUCCESS : MOD_HDCP_STATUS_HDCP1_NOT_CAPABLE; } @@ -61,7 +63,7 @@ static inline enum mod_hdcp_status check_r0p_available_dp(struct mod_hdcp *hdcp) enum mod_hdcp_status status; if (is_dp_hdcp(hdcp)) { status = (hdcp->auth.msg.hdcp1.bstatus & - BSTATUS_R0_P_AVAILABLE_MASK_DP) ? + DP_BSTATUS_R0_PRIME_READY) ? MOD_HDCP_STATUS_SUCCESS : MOD_HDCP_STATUS_HDCP1_R0_PRIME_PENDING; } else { @@ -74,7 +76,7 @@ static inline enum mod_hdcp_status check_link_integrity_dp( struct mod_hdcp *hdcp) { return (hdcp->auth.msg.hdcp1.bstatus & - BSTATUS_LINK_INTEGRITY_FAILURE_MASK_DP) ? + DP_BSTATUS_LINK_FAILURE) ? MOD_HDCP_STATUS_HDCP1_LINK_INTEGRITY_FAILURE : MOD_HDCP_STATUS_SUCCESS; } @@ -82,7 +84,7 @@ static inline enum mod_hdcp_status check_link_integrity_dp( static inline enum mod_hdcp_status check_no_reauthentication_request_dp( struct mod_hdcp *hdcp) { - return (hdcp->auth.msg.hdcp1.bstatus & BSTATUS_REAUTH_REQUEST_MASK_DP) ? + return (hdcp->auth.msg.hdcp1.bstatus & DP_BSTATUS_REAUTH_REQ) ? MOD_HDCP_STATUS_HDCP1_REAUTH_REQUEST_ISSUED : MOD_HDCP_STATUS_SUCCESS; } @@ -92,15 +94,13 @@ static inline enum mod_hdcp_status check_no_max_cascade(struct mod_hdcp *hdcp) enum mod_hdcp_status status; if (is_dp_hdcp(hdcp)) - status = (hdcp->auth.msg.hdcp1.binfo_dp & - BINFO_MAX_CASCADE_EXCEEDED_MASK_DP) ? - MOD_HDCP_STATUS_HDCP1_MAX_CASCADE_EXCEEDED_FAILURE : - MOD_HDCP_STATUS_SUCCESS; + status = DRM_HDCP_MAX_CASCADE_EXCEEDED(hdcp->auth.msg.hdcp1.binfo_dp >> 8) + ? MOD_HDCP_STATUS_HDCP1_MAX_CASCADE_EXCEEDED_FAILURE + : MOD_HDCP_STATUS_SUCCESS; else - status = (hdcp->auth.msg.hdcp1.bstatus & - BSTATUS_MAX_CASCADE_EXCEEDED_MASK) ? - MOD_HDCP_STATUS_HDCP1_MAX_CASCADE_EXCEEDED_FAILURE : - MOD_HDCP_STATUS_SUCCESS; + status = DRM_HDCP_MAX_CASCADE_EXCEEDED(hdcp->auth.msg.hdcp1.bstatus >> 8) + ? MOD_HDCP_STATUS_HDCP1_MAX_CASCADE_EXCEEDED_FAILURE + : MOD_HDCP_STATUS_SUCCESS; return status; } @@ -109,13 +109,11 @@ static inline enum mod_hdcp_status check_no_max_devs(struct mod_hdcp *hdcp) enum mod_hdcp_status status; if (is_dp_hdcp(hdcp)) - status = (hdcp->auth.msg.hdcp1.binfo_dp & - BINFO_MAX_DEVS_EXCEEDED_MASK_DP) ? + status = DRM_HDCP_MAX_DEVICE_EXCEEDED(hdcp->auth.msg.hdcp1.binfo_dp) ? MOD_HDCP_STATUS_HDCP1_MAX_DEVS_EXCEEDED_FAILURE : MOD_HDCP_STATUS_SUCCESS; else - status = (hdcp->auth.msg.hdcp1.bstatus & - BSTATUS_MAX_DEVS_EXCEEDED_MASK) ? + status = DRM_HDCP_MAX_DEVICE_EXCEEDED(hdcp->auth.msg.hdcp1.bstatus) ? MOD_HDCP_STATUS_HDCP1_MAX_DEVS_EXCEEDED_FAILURE : MOD_HDCP_STATUS_SUCCESS; return status; @@ -124,8 +122,8 @@ static inline enum mod_hdcp_status check_no_max_devs(struct mod_hdcp *hdcp) static inline uint8_t get_device_count(struct mod_hdcp *hdcp) { return is_dp_hdcp(hdcp) ? - (hdcp->auth.msg.hdcp1.binfo_dp & BINFO_DEVICE_COUNT_MASK_DP) : - (hdcp->auth.msg.hdcp1.bstatus & BSTATUS_DEVICE_COUNT_MASK); + DRM_HDCP_NUM_DOWNSTREAM(hdcp->auth.msg.hdcp1.binfo_dp) : + DRM_HDCP_NUM_DOWNSTREAM(hdcp->auth.msg.hdcp1.bstatus); } static inline enum mod_hdcp_status check_device_count(struct mod_hdcp *hdcp) |