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path: root/drivers/gpu/drm/amd/display/modules/hdcp
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Diffstat (limited to 'drivers/gpu/drm/amd/display/modules/hdcp')
-rw-r--r--drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_execution.c8
-rw-r--r--drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_transition.c2
-rw-r--r--drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c7
-rw-r--r--drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.c2
4 files changed, 13 insertions, 6 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 f244b72e74e0..73ca49f05bd3 100644
--- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_execution.c
+++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_execution.c
@@ -128,8 +128,12 @@ static inline uint8_t get_device_count(struct mod_hdcp *hdcp)
static inline enum mod_hdcp_status check_device_count(struct mod_hdcp *hdcp)
{
- /* device count must be greater than or equal to tracked hdcp displays */
- return (get_device_count(hdcp) < get_active_display_count(hdcp)) ?
+ /* Some MST display may choose to report the internal panel as an HDCP RX.
+ * To update this condition with 1(because the immediate repeater's internal
+ * panel is possibly not included in DEVICE_COUNT) + get_device_count(hdcp).
+ * Device count must be greater than or equal to tracked hdcp displays.
+ */
+ return ((1 + get_device_count(hdcp)) < get_active_display_count(hdcp)) ?
MOD_HDCP_STATUS_HDCP1_DEVICE_COUNT_MISMATCH_FAILURE :
MOD_HDCP_STATUS_SUCCESS;
}
diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_transition.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_transition.c
index f3711914364e..24ab95b093f7 100644
--- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_transition.c
+++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_transition.c
@@ -231,7 +231,7 @@ enum mod_hdcp_status mod_hdcp_hdcp1_dp_transition(struct mod_hdcp *hdcp,
fail_and_restart_in_ms(0, &status, output);
break;
} else if (conn->hdcp1_retry_count < conn->link.adjust.hdcp1.min_auth_retries_wa) {
- fail_and_restart_in_ms(0, &status, output);
+ fail_and_restart_in_ms(200, &status, output);
break;
}
if (conn->is_repeater) {
diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c
index 549c113abcf7..a0895a7efda2 100644
--- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c
+++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c
@@ -207,8 +207,11 @@ static inline uint8_t get_device_count(struct mod_hdcp *hdcp)
static enum mod_hdcp_status check_device_count(struct mod_hdcp *hdcp)
{
- /* device count must be greater than or equal to tracked hdcp displays */
- return (get_device_count(hdcp) < get_active_display_count(hdcp)) ?
+ /* Some MST display may choose to report the internal panel as an HDCP RX. */
+ /* To update this condition with 1(because the immediate repeater's internal */
+ /* panel is possibly not included in DEVICE_COUNT) + get_device_count(hdcp). */
+ /* Device count must be greater than or equal to tracked hdcp displays. */
+ return ((1 + get_device_count(hdcp)) < get_active_display_count(hdcp)) ?
MOD_HDCP_STATUS_HDCP2_DEVICE_COUNT_MISMATCH_FAILURE :
MOD_HDCP_STATUS_SUCCESS;
}
diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.c
index fb6a19d020f9..ee5230ccf3c4 100644
--- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.c
+++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.c
@@ -280,6 +280,6 @@ char *mod_hdcp_state_id_to_str(int32_t id)
return "D2_A9_VALIDATE_STREAM_READY";
default:
return "UNKNOWN_STATE_ID";
- };
+ }
}