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authorBhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>2020-04-01 15:55:24 -0400
committerAlex Deucher <alexander.deucher@amd.com>2020-04-03 17:01:02 -0400
commitc0ed2ca61f9085a98b3b3d4a61582741adde9260 (patch)
tree72047606aff65013e50d1dd1a2357c7484b21bca /drivers/gpu/drm/amd/display/modules
parenta871afc8d05cfba993bb69a6713e42d64f6e5110 (diff)
drm/amd/display: remove mod_hdcp_hdcp2_get_link_encryption_status()
It is not being used, so remove it Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com> Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/modules')
-rw-r--r--drivers/gpu/drm/amd/display/modules/hdcp/hdcp.h2
-rw-r--r--drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c29
2 files changed, 0 insertions, 31 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.h b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.h
index 5cb4546be0ef..8e8a26dd46fc 100644
--- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.h
+++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.h
@@ -357,8 +357,6 @@ enum mod_hdcp_status mod_hdcp_hdcp2_prepare_stream_management(
struct mod_hdcp *hdcp);
enum mod_hdcp_status mod_hdcp_hdcp2_validate_stream_ready(
struct mod_hdcp *hdcp);
-enum mod_hdcp_status mod_hdcp_hdcp2_get_link_encryption_status(struct mod_hdcp *hdcp,
- enum mod_hdcp_encryption_status *encryption_status);
/* ddc functions */
enum mod_hdcp_status mod_hdcp_read_bksv(struct mod_hdcp *hdcp);
diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c
index c2929815c3ee..88c04fc053b0 100644
--- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c
+++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c
@@ -831,32 +831,3 @@ enum mod_hdcp_status mod_hdcp_hdcp2_validate_stream_ready(struct mod_hdcp *hdcp)
: MOD_HDCP_STATUS_HDCP2_VALIDATE_STREAM_READY_FAILURE;
}
-enum mod_hdcp_status mod_hdcp_hdcp2_get_link_encryption_status(struct mod_hdcp *hdcp,
- enum mod_hdcp_encryption_status *encryption_status)
-{
- struct psp_context *psp = hdcp->config.psp.handle;
- struct ta_hdcp_shared_memory *hdcp_cmd;
-
- hdcp_cmd = (struct ta_hdcp_shared_memory *)psp->hdcp_context.hdcp_shared_buf;
-
- memset(hdcp_cmd, 0, sizeof(struct ta_hdcp_shared_memory));
-
- hdcp_cmd->in_msg.hdcp2_get_encryption_status.session_handle = hdcp->auth.id;
- hdcp_cmd->out_msg.hdcp2_get_encryption_status.protection_level = 0;
- hdcp_cmd->cmd_id = TA_HDCP_COMMAND__HDCP2_GET_ENCRYPTION_STATUS;
- *encryption_status = MOD_HDCP_ENCRYPTION_STATUS_HDCP_OFF;
-
- psp_hdcp_invoke(psp, hdcp_cmd->cmd_id);
-
- if (hdcp_cmd->hdcp_status != TA_HDCP_STATUS__SUCCESS)
- return MOD_HDCP_STATUS_FAILURE;
-
- if (hdcp_cmd->out_msg.hdcp2_get_encryption_status.protection_level == 1) {
- if (hdcp_cmd->out_msg.hdcp2_get_encryption_status.hdcp2_type == TA_HDCP2_CONTENT_TYPE__TYPE1)
- *encryption_status = MOD_HDCP_ENCRYPTION_STATUS_HDCP2_TYPE1_ON;
- else
- *encryption_status = MOD_HDCP_ENCRYPTION_STATUS_HDCP2_TYPE0_ON;
- }
-
- return MOD_HDCP_STATUS_SUCCESS;
-}