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-rw-r--r--drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c5
-rw-r--r--drivers/gpu/drm/amd/display/modules/hdcp/hdcp.h28
-rw-r--r--drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_execution.c2
-rw-r--r--drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c2
-rw-r--r--drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c35
-rw-r--r--drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h1
6 files changed, 26 insertions, 47 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c
index cc1d3f470b99..e9fbd94f8635 100644
--- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c
+++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c
@@ -328,7 +328,8 @@ enum mod_hdcp_status mod_hdcp_add_display(struct mod_hdcp *hdcp,
/* add display to connection */
hdcp->connection.link = *link;
*display_container = *display;
- status = mod_hdcp_add_display_to_topology(hdcp, display->index);
+ status = mod_hdcp_add_display_to_topology(hdcp, display_container);
+
if (status != MOD_HDCP_STATUS_SUCCESS)
goto out;
@@ -374,7 +375,7 @@ enum mod_hdcp_status mod_hdcp_remove_display(struct mod_hdcp *hdcp,
status = mod_hdcp_remove_display_from_topology(hdcp, index);
if (status != MOD_HDCP_STATUS_SUCCESS)
goto out;
- display->state = MOD_HDCP_DISPLAY_INACTIVE;
+ memset(display, 0, sizeof(struct mod_hdcp_display));
/* request authentication when connection is not reset */
if (current_state(hdcp) != HDCP_UNINITIALIZED)
diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.h b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.h
index 8e8a26dd46fc..b0cefed2eb02 100644
--- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.h
+++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.h
@@ -328,7 +328,7 @@ void mod_hdcp_dump_binary_message(uint8_t *msg, uint32_t msg_size,
/* psp functions */
enum mod_hdcp_status mod_hdcp_add_display_to_topology(
- struct mod_hdcp *hdcp, uint8_t index);
+ struct mod_hdcp *hdcp, struct mod_hdcp_display *display);
enum mod_hdcp_status mod_hdcp_remove_display_from_topology(
struct mod_hdcp *hdcp, uint8_t index);
enum mod_hdcp_status mod_hdcp_hdcp1_create_session(struct mod_hdcp *hdcp);
@@ -501,11 +501,6 @@ static inline uint8_t is_display_active(struct mod_hdcp_display *display)
return display->state >= MOD_HDCP_DISPLAY_ACTIVE;
}
-static inline uint8_t is_display_added(struct mod_hdcp_display *display)
-{
- return display->state >= MOD_HDCP_DISPLAY_ACTIVE_AND_ADDED;
-}
-
static inline uint8_t is_display_encryption_enabled(struct mod_hdcp_display *display)
{
return display->state >= MOD_HDCP_DISPLAY_ENCRYPTION_ENABLED;
@@ -513,34 +508,23 @@ static inline uint8_t is_display_encryption_enabled(struct mod_hdcp_display *dis
static inline uint8_t get_active_display_count(struct mod_hdcp *hdcp)
{
- uint8_t added_count = 0;
+ uint8_t active_count = 0;
uint8_t i;
for (i = 0; i < MAX_NUM_OF_DISPLAYS; i++)
if (is_display_active(&hdcp->displays[i]))
- added_count++;
- return added_count;
-}
-
-static inline uint8_t get_added_display_count(struct mod_hdcp *hdcp)
-{
- uint8_t added_count = 0;
- uint8_t i;
-
- for (i = 0; i < MAX_NUM_OF_DISPLAYS; i++)
- if (is_display_added(&hdcp->displays[i]))
- added_count++;
- return added_count;
+ active_count++;
+ return active_count;
}
-static inline struct mod_hdcp_display *get_first_added_display(
+static inline struct mod_hdcp_display *get_first_active_display(
struct mod_hdcp *hdcp)
{
uint8_t i;
struct mod_hdcp_display *display = NULL;
for (i = 0; i < MAX_NUM_OF_DISPLAYS; i++)
- if (is_display_added(&hdcp->displays[i])) {
+ if (is_display_active(&hdcp->displays[i])) {
display = &hdcp->displays[i];
break;
}
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 37c8c05497d6..f244b72e74e0 100644
--- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_execution.c
+++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_execution.c
@@ -129,7 +129,7 @@ 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_added_display_count(hdcp)) ?
+ return (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/hdcp2_execution.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c
index 491c00f48026..549c113abcf7 100644
--- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c
+++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c
@@ -208,7 +208,7 @@ 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_added_display_count(hdcp)) ?
+ return (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_psp.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c
index 95a9c8bfbef6..651c05f2bc8e 100644
--- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c
+++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c
@@ -55,7 +55,7 @@ enum mod_hdcp_status mod_hdcp_remove_display_from_topology(
dtm_cmd = (struct ta_dtm_shared_memory *)psp->dtm_context.dtm_shared_buf;
- if (!display || !is_display_added(display))
+ if (!display || !is_display_active(display))
return MOD_HDCP_STATUS_DISPLAY_NOT_FOUND;
mutex_lock(&psp->dtm_context.mutex);
@@ -80,23 +80,19 @@ enum mod_hdcp_status mod_hdcp_remove_display_from_topology(
return status;
}
enum mod_hdcp_status mod_hdcp_add_display_to_topology(struct mod_hdcp *hdcp,
- uint8_t index)
+ struct mod_hdcp_display *display)
{
struct psp_context *psp = hdcp->config.psp.handle;
struct ta_dtm_shared_memory *dtm_cmd;
- struct mod_hdcp_display *display =
- get_active_display_at_index(hdcp, index);
struct mod_hdcp_link *link = &hdcp->connection.link;
enum mod_hdcp_status status = MOD_HDCP_STATUS_SUCCESS;
if (!psp->dtm_context.dtm_initialized) {
DRM_ERROR("Failed to add display topology, DTM TA is not initialized.");
+ display->state = MOD_HDCP_DISPLAY_INACTIVE;
return MOD_HDCP_STATUS_FAILURE;
}
- if (!display || is_display_added(display))
- return MOD_HDCP_STATUS_UPDATE_TOPOLOGY_FAILURE;
-
dtm_cmd = (struct ta_dtm_shared_memory *)psp->dtm_context.dtm_shared_buf;
mutex_lock(&psp->dtm_context.mutex);
@@ -120,9 +116,9 @@ enum mod_hdcp_status mod_hdcp_add_display_to_topology(struct mod_hdcp *hdcp,
psp_dtm_invoke(psp, dtm_cmd->cmd_id);
if (dtm_cmd->dtm_status != TA_DTM_STATUS__SUCCESS) {
+ display->state = MOD_HDCP_DISPLAY_INACTIVE;
status = MOD_HDCP_STATUS_UPDATE_TOPOLOGY_FAILURE;
} else {
- display->state = MOD_HDCP_DISPLAY_ACTIVE_AND_ADDED;
HDCP_TOP_ADD_DISPLAY_TRACE(hdcp, display->index);
}
@@ -134,7 +130,7 @@ enum mod_hdcp_status mod_hdcp_hdcp1_create_session(struct mod_hdcp *hdcp)
{
struct psp_context *psp = hdcp->config.psp.handle;
- struct mod_hdcp_display *display = get_first_added_display(hdcp);
+ struct mod_hdcp_display *display = get_first_active_display(hdcp);
struct ta_hdcp_shared_memory *hdcp_cmd;
enum mod_hdcp_status status = MOD_HDCP_STATUS_SUCCESS;
@@ -193,7 +189,7 @@ enum mod_hdcp_status mod_hdcp_hdcp1_destroy_session(struct mod_hdcp *hdcp)
for (i = 0; i < MAX_NUM_OF_DISPLAYS; i++)
if (is_display_encryption_enabled(&hdcp->displays[i])) {
hdcp->displays[i].state =
- MOD_HDCP_DISPLAY_ACTIVE_AND_ADDED;
+ MOD_HDCP_DISPLAY_ACTIVE;
HDCP_HDCP1_DISABLED_TRACE(
hdcp, hdcp->displays[i].index);
}
@@ -248,7 +244,7 @@ enum mod_hdcp_status mod_hdcp_hdcp1_enable_encryption(struct mod_hdcp *hdcp)
{
struct psp_context *psp = hdcp->config.psp.handle;
struct ta_hdcp_shared_memory *hdcp_cmd;
- struct mod_hdcp_display *display = get_first_added_display(hdcp);
+ struct mod_hdcp_display *display = get_first_active_display(hdcp);
enum mod_hdcp_status status = MOD_HDCP_STATUS_SUCCESS;
mutex_lock(&psp->hdcp_context.mutex);
@@ -325,9 +321,8 @@ enum mod_hdcp_status mod_hdcp_hdcp1_enable_dp_stream_encryption(struct mod_hdcp
for (i = 0; i < MAX_NUM_OF_DISPLAYS; i++) {
- if (hdcp->displays[i].state != MOD_HDCP_DISPLAY_ACTIVE_AND_ADDED ||
- hdcp->displays[i].adjust.disable)
- continue;
+ if (hdcp->displays[i].adjust.disable || hdcp->displays[i].state != MOD_HDCP_DISPLAY_ACTIVE)
+ continue;
memset(hdcp_cmd, 0, sizeof(struct ta_hdcp_shared_memory));
@@ -393,7 +388,7 @@ enum mod_hdcp_status mod_hdcp_hdcp2_create_session(struct mod_hdcp *hdcp)
{
struct psp_context *psp = hdcp->config.psp.handle;
struct ta_hdcp_shared_memory *hdcp_cmd;
- struct mod_hdcp_display *display = get_first_added_display(hdcp);
+ struct mod_hdcp_display *display = get_first_active_display(hdcp);
enum mod_hdcp_status status = MOD_HDCP_STATUS_SUCCESS;
@@ -459,7 +454,7 @@ enum mod_hdcp_status mod_hdcp_hdcp2_destroy_session(struct mod_hdcp *hdcp)
for (i = 0; i < MAX_NUM_OF_DISPLAYS; i++)
if (is_display_encryption_enabled(&hdcp->displays[i])) {
hdcp->displays[i].state =
- MOD_HDCP_DISPLAY_ACTIVE_AND_ADDED;
+ MOD_HDCP_DISPLAY_ACTIVE;
HDCP_HDCP2_DISABLED_TRACE(
hdcp, hdcp->displays[i].index);
}
@@ -722,7 +717,7 @@ enum mod_hdcp_status mod_hdcp_hdcp2_enable_encryption(struct mod_hdcp *hdcp)
{
struct psp_context *psp = hdcp->config.psp.handle;
struct ta_hdcp_shared_memory *hdcp_cmd;
- struct mod_hdcp_display *display = get_first_added_display(hdcp);
+ struct mod_hdcp_display *display = get_first_active_display(hdcp);
enum mod_hdcp_status status = MOD_HDCP_STATUS_SUCCESS;
if (!display)
@@ -818,9 +813,9 @@ enum mod_hdcp_status mod_hdcp_hdcp2_enable_dp_stream_encryption(struct mod_hdcp
for (i = 0; i < MAX_NUM_OF_DISPLAYS; i++) {
- if (hdcp->displays[i].state != MOD_HDCP_DISPLAY_ACTIVE_AND_ADDED ||
- hdcp->displays[i].adjust.disable)
- continue;
+ if (hdcp->displays[i].adjust.disable || hdcp->displays[i].state != MOD_HDCP_DISPLAY_ACTIVE)
+ continue;
+
hdcp_cmd->in_msg.hdcp2_enable_dp_stream_encryption.display_handle = hdcp->displays[i].index;
hdcp_cmd->in_msg.hdcp2_enable_dp_stream_encryption.session_handle = hdcp->auth.id;
diff --git a/drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h b/drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h
index c088602bc1a0..eae9309cfb24 100644
--- a/drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h
+++ b/drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h
@@ -117,7 +117,6 @@ enum mod_hdcp_operation_mode {
enum mod_hdcp_display_state {
MOD_HDCP_DISPLAY_INACTIVE = 0,
MOD_HDCP_DISPLAY_ACTIVE,
- MOD_HDCP_DISPLAY_ACTIVE_AND_ADDED,
MOD_HDCP_DISPLAY_ENCRYPTION_ENABLED
};