| /kernel/linux/linux-5.10/drivers/gpu/drm/amd/display/modules/hdcp/ |
| D | hdcp_log.h | 30 #define HDCP_LOG_ERR(hdcp, ...) DRM_DEBUG_KMS(__VA_ARGS__) argument
31 #define HDCP_LOG_VER(hdcp, ...) DRM_DEBUG_KMS(__VA_ARGS__) argument
32 #define HDCP_LOG_FSM(hdcp, ...) DRM_DEBUG_KMS(__VA_ARGS__) argument
33 #define HDCP_LOG_TOP(hdcp, ...) pr_debug("[HDCP_TOP]:"__VA_ARGS__) argument
34 #define HDCP_LOG_DDC(hdcp, ...) pr_debug("[HDCP_DDC]:"__VA_ARGS__) argument
38 #define HDCP_ERROR_TRACE(hdcp, status) \ argument
39 HDCP_LOG_ERR(hdcp, \
41 hdcp->config.index, \
43 mod_hdcp_state_id_to_str(hdcp->state.id), \
44 hdcp->state.stay_count)
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| D | hdcp_ddc.c | 26 #include "hdcp.h"
38 /* HDCP 1.4 */
56 /* HDCP 2.2 */
150 static enum mod_hdcp_status read(struct mod_hdcp *hdcp, in read() argument
159 if (is_dp_hdcp(hdcp)) { in read()
162 success = hdcp->config.ddc.funcs.read_dpcd(hdcp->config.ddc.handle, in read()
174 success = hdcp->config.ddc.funcs.read_i2c( in read()
175 hdcp->config.ddc.handle, in read()
185 static enum mod_hdcp_status read_repeatedly(struct mod_hdcp *hdcp, in read_repeatedly() argument
197 status = read(hdcp, msg_id, buf + data_offset, cur_size); in read_repeatedly()
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| D | hdcp.c | 26 #include "hdcp.h"
28 static void push_error_status(struct mod_hdcp *hdcp, in push_error_status() argument
31 struct mod_hdcp_trace *trace = &hdcp->connection.trace; in push_error_status()
35 trace->errors[trace->error_count].state_id = hdcp->state.id; in push_error_status()
37 HDCP_ERROR_TRACE(hdcp, status); in push_error_status()
40 if (is_hdcp1(hdcp)) { in push_error_status()
41 hdcp->connection.hdcp1_retry_count++; in push_error_status()
42 } else if (is_hdcp2(hdcp)) { in push_error_status()
43 hdcp->connection.hdcp2_retry_count++; in push_error_status()
47 static uint8_t is_cp_desired_hdcp1(struct mod_hdcp *hdcp) in is_cp_desired_hdcp1() argument
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| D | hdcp2_execution.c | 28 #include "hdcp.h"
30 static inline enum mod_hdcp_status check_receiver_id_list_ready(struct mod_hdcp *hdcp) in check_receiver_id_list_ready() argument
34 if (is_dp_hdcp(hdcp)) in check_receiver_id_list_ready()
35 is_ready = HDCP_2_2_DP_RXSTATUS_READY(hdcp->auth.msg.hdcp2.rxstatus_dp) ? 1 : 0; in check_receiver_id_list_ready()
37 is_ready = (HDCP_2_2_HDMI_RXSTATUS_READY(hdcp->auth.msg.hdcp2.rxstatus[1]) && in check_receiver_id_list_ready()
38 (HDCP_2_2_HDMI_RXSTATUS_MSG_SZ_HI(hdcp->auth.msg.hdcp2.rxstatus[1]) << 8 | in check_receiver_id_list_ready()
39 hdcp->auth.msg.hdcp2.rxstatus[0])) ? 1 : 0; in check_receiver_id_list_ready()
44 static inline enum mod_hdcp_status check_hdcp2_capable(struct mod_hdcp *hdcp) in check_hdcp2_capable() argument
48 if (is_dp_hdcp(hdcp)) in check_hdcp2_capable()
49 status = (hdcp->auth.msg.hdcp2.rxcaps_dp[0] == HDCP_2_2_RX_CAPS_VERSION_VAL) && in check_hdcp2_capable()
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| D | hdcp.h | 289 typedef enum mod_hdcp_status (*mod_hdcp_action)(struct mod_hdcp *hdcp);
292 enum mod_hdcp_status *status, struct mod_hdcp *hdcp, char *str);
293 enum mod_hdcp_status mod_hdcp_hdcp1_execution(struct mod_hdcp *hdcp,
296 enum mod_hdcp_status mod_hdcp_hdcp1_dp_execution(struct mod_hdcp *hdcp,
299 enum mod_hdcp_status mod_hdcp_hdcp1_transition(struct mod_hdcp *hdcp,
303 enum mod_hdcp_status mod_hdcp_hdcp1_dp_transition(struct mod_hdcp *hdcp,
309 enum mod_hdcp_status mod_hdcp_hdcp2_execution(struct mod_hdcp *hdcp,
312 enum mod_hdcp_status mod_hdcp_hdcp2_dp_execution(struct mod_hdcp *hdcp,
315 enum mod_hdcp_status mod_hdcp_hdcp2_transition(struct mod_hdcp *hdcp,
319 enum mod_hdcp_status mod_hdcp_hdcp2_dp_transition(struct mod_hdcp *hdcp,
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| D | hdcp1_execution.c | 26 #include "hdcp.h"
28 static inline enum mod_hdcp_status validate_bksv(struct mod_hdcp *hdcp) in validate_bksv() argument
34 memcpy(bksv, hdcp->auth.msg.hdcp1.bksv, sizeof(hdcp->auth.msg.hdcp1.bksv)); in validate_bksv()
45 static inline enum mod_hdcp_status check_ksv_ready(struct mod_hdcp *hdcp) in check_ksv_ready() argument
47 if (is_dp_hdcp(hdcp)) in check_ksv_ready()
48 return (hdcp->auth.msg.hdcp1.bstatus & DP_BSTATUS_READY) ? in check_ksv_ready()
51 return (hdcp->auth.msg.hdcp1.bcaps & DRM_HDCP_DDC_BCAPS_KSV_FIFO_READY) ? in check_ksv_ready()
56 static inline enum mod_hdcp_status check_hdcp_capable_dp(struct mod_hdcp *hdcp) in check_hdcp_capable_dp() argument
58 return (hdcp->auth.msg.hdcp1.bcaps & DP_BCAPS_HDCP_CAPABLE) ? in check_hdcp_capable_dp()
63 static inline enum mod_hdcp_status check_r0p_available_dp(struct mod_hdcp *hdcp) in check_r0p_available_dp() argument
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| D | hdcp_psp.c | 29 #include "hdcp.h"
34 static void hdcp2_message_init(struct mod_hdcp *hdcp, in hdcp2_message_init() argument
37 in->session_handle = hdcp->auth.id; in hdcp2_message_init()
48 struct mod_hdcp *hdcp, uint8_t index) in mod_hdcp_remove_display_from_topology() argument
50 struct psp_context *psp = hdcp->config.psp.handle; in mod_hdcp_remove_display_from_topology()
53 get_active_display_at_index(hdcp, index); in mod_hdcp_remove_display_from_topology()
76 HDCP_TOP_REMOVE_DISPLAY_TRACE(hdcp, display->index); in mod_hdcp_remove_display_from_topology()
82 enum mod_hdcp_status mod_hdcp_add_display_to_topology(struct mod_hdcp *hdcp, in mod_hdcp_add_display_to_topology() argument
85 struct psp_context *psp = hdcp->config.psp.handle; in mod_hdcp_add_display_to_topology()
87 struct mod_hdcp_link *link = &hdcp->connection.link; in mod_hdcp_add_display_to_topology()
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| D | hdcp2_transition.c | 26 #include "hdcp.h"
28 enum mod_hdcp_status mod_hdcp_hdcp2_transition(struct mod_hdcp *hdcp, in mod_hdcp_hdcp2_transition() argument
34 struct mod_hdcp_connection *conn = &hdcp->connection; in mod_hdcp_hdcp2_transition()
35 struct mod_hdcp_link_adjustment *adjust = &hdcp->connection.link.adjust; in mod_hdcp_hdcp2_transition()
37 switch (current_state(hdcp)) { in mod_hdcp_hdcp2_transition()
43 set_state_id(hdcp, output, HDCP_INITIALIZED); in mod_hdcp_hdcp2_transition()
46 set_state_id(hdcp, output, H2_A1_SEND_AKE_INIT); in mod_hdcp_hdcp2_transition()
60 set_watchdog_in_ms(hdcp, 100, output); in mod_hdcp_hdcp2_transition()
62 set_state_id(hdcp, output, H2_A1_VALIDATE_AKE_CERT); in mod_hdcp_hdcp2_transition()
69 /* some hdmi receivers are not ready for HDCP in mod_hdcp_hdcp2_transition()
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| D | hdcp1_transition.c | 26 #include "hdcp.h"
28 enum mod_hdcp_status mod_hdcp_hdcp1_transition(struct mod_hdcp *hdcp, in mod_hdcp_hdcp1_transition() argument
34 struct mod_hdcp_connection *conn = &hdcp->connection; in mod_hdcp_hdcp1_transition()
35 struct mod_hdcp_link_adjustment *adjust = &hdcp->connection.link.adjust; in mod_hdcp_hdcp1_transition()
37 switch (current_state(hdcp)) { in mod_hdcp_hdcp1_transition()
42 increment_stay_counter(hdcp); in mod_hdcp_hdcp1_transition()
46 set_state_id(hdcp, output, H1_A1_EXCHANGE_KSVS); in mod_hdcp_hdcp1_transition()
64 set_state_id(hdcp, output, in mod_hdcp_hdcp1_transition()
87 set_watchdog_in_ms(hdcp, 5000, output); in mod_hdcp_hdcp1_transition()
88 set_state_id(hdcp, output, H1_A8_WAIT_FOR_READY); in mod_hdcp_hdcp1_transition()
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| /kernel/linux/linux-6.6/drivers/gpu/drm/amd/display/modules/hdcp/ |
| D | hdcp_ddc.c | 26 #include "hdcp.h"
38 /* HDCP 1.4 */
56 /* HDCP 2.2 */
150 static enum mod_hdcp_status read(struct mod_hdcp *hdcp, in read() argument
163 if (is_dp_hdcp(hdcp)) { in read()
171 success = hdcp->config.ddc.funcs.read_dpcd(hdcp->config.ddc.handle, in read()
188 success = hdcp->config.ddc.funcs.read_i2c( in read()
189 hdcp->config.ddc.handle, in read()
199 static enum mod_hdcp_status read_repeatedly(struct mod_hdcp *hdcp, in read_repeatedly() argument
211 status = read(hdcp, msg_id, buf + data_offset, cur_size); in read_repeatedly()
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| D | hdcp_log.h | 29 #define HDCP_LOG_ERR(hdcp, ...) DRM_DEBUG_KMS(__VA_ARGS__) argument
30 #define HDCP_LOG_VER(hdcp, ...) DRM_DEBUG_KMS(__VA_ARGS__) argument
31 #define HDCP_LOG_FSM(hdcp, ...) DRM_DEBUG_KMS(__VA_ARGS__) argument
32 #define HDCP_LOG_TOP(hdcp, ...) pr_debug("[HDCP_TOP]:"__VA_ARGS__) argument
33 #define HDCP_LOG_DDC(hdcp, ...) pr_debug("[HDCP_DDC]:"__VA_ARGS__) argument
36 #define HDCP_ERROR_TRACE(hdcp, status) \ argument
37 HDCP_LOG_ERR(hdcp, \
39 hdcp->config.index, \
41 mod_hdcp_state_id_to_str(hdcp->state.id), \
42 hdcp->state.stay_count)
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| D | hdcp.c | 26 #include "hdcp.h"
28 static void push_error_status(struct mod_hdcp *hdcp, in push_error_status() argument
31 struct mod_hdcp_trace *trace = &hdcp->connection.trace; in push_error_status()
35 trace->errors[trace->error_count].state_id = hdcp->state.id; in push_error_status()
37 HDCP_ERROR_TRACE(hdcp, status); in push_error_status()
40 if (is_hdcp1(hdcp)) { in push_error_status()
41 hdcp->connection.hdcp1_retry_count++; in push_error_status()
42 if (hdcp->connection.hdcp1_retry_count == MAX_NUM_OF_ATTEMPTS) in push_error_status()
43 hdcp->connection.link.adjust.hdcp1.disable = 1; in push_error_status()
44 } else if (is_hdcp2(hdcp)) { in push_error_status()
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| D | hdcp2_execution.c | 28 #include "hdcp.h"
30 static inline enum mod_hdcp_status check_receiver_id_list_ready(struct mod_hdcp *hdcp) in check_receiver_id_list_ready() argument
34 if (is_dp_hdcp(hdcp)) in check_receiver_id_list_ready()
35 is_ready = HDCP_2_2_DP_RXSTATUS_READY(hdcp->auth.msg.hdcp2.rxstatus_dp) ? 1 : 0; in check_receiver_id_list_ready()
37 is_ready = (HDCP_2_2_HDMI_RXSTATUS_READY(hdcp->auth.msg.hdcp2.rxstatus[1]) && in check_receiver_id_list_ready()
38 (HDCP_2_2_HDMI_RXSTATUS_MSG_SZ_HI(hdcp->auth.msg.hdcp2.rxstatus[1]) << 8 | in check_receiver_id_list_ready()
39 hdcp->auth.msg.hdcp2.rxstatus[0])) ? 1 : 0; in check_receiver_id_list_ready()
44 static inline enum mod_hdcp_status check_hdcp2_capable(struct mod_hdcp *hdcp) in check_hdcp2_capable() argument
48 if (is_dp_hdcp(hdcp)) in check_hdcp2_capable()
49 status = (hdcp->auth.msg.hdcp2.rxcaps_dp[0] == HDCP_2_2_RX_CAPS_VERSION_VAL) && in check_hdcp2_capable()
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| D | hdcp.h | 289 typedef enum mod_hdcp_status (*mod_hdcp_action)(struct mod_hdcp *hdcp);
292 enum mod_hdcp_status *status, struct mod_hdcp *hdcp, char *str);
293 enum mod_hdcp_status mod_hdcp_hdcp1_execution(struct mod_hdcp *hdcp,
296 enum mod_hdcp_status mod_hdcp_hdcp1_dp_execution(struct mod_hdcp *hdcp,
299 enum mod_hdcp_status mod_hdcp_hdcp1_transition(struct mod_hdcp *hdcp,
303 enum mod_hdcp_status mod_hdcp_hdcp1_dp_transition(struct mod_hdcp *hdcp,
309 enum mod_hdcp_status mod_hdcp_hdcp2_execution(struct mod_hdcp *hdcp,
312 enum mod_hdcp_status mod_hdcp_hdcp2_dp_execution(struct mod_hdcp *hdcp,
315 enum mod_hdcp_status mod_hdcp_hdcp2_transition(struct mod_hdcp *hdcp,
319 enum mod_hdcp_status mod_hdcp_hdcp2_dp_transition(struct mod_hdcp *hdcp,
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| D | hdcp1_execution.c | 26 #include "hdcp.h"
28 static inline enum mod_hdcp_status validate_bksv(struct mod_hdcp *hdcp) in validate_bksv() argument
34 memcpy(bksv, hdcp->auth.msg.hdcp1.bksv, sizeof(hdcp->auth.msg.hdcp1.bksv)); in validate_bksv()
45 static inline enum mod_hdcp_status check_ksv_ready(struct mod_hdcp *hdcp) in check_ksv_ready() argument
47 if (is_dp_hdcp(hdcp)) in check_ksv_ready()
48 return (hdcp->auth.msg.hdcp1.bstatus & DP_BSTATUS_READY) ? in check_ksv_ready()
51 return (hdcp->auth.msg.hdcp1.bcaps & DRM_HDCP_DDC_BCAPS_KSV_FIFO_READY) ? in check_ksv_ready()
56 static inline enum mod_hdcp_status check_hdcp_capable_dp(struct mod_hdcp *hdcp) in check_hdcp_capable_dp() argument
58 return (hdcp->auth.msg.hdcp1.bcaps & DP_BCAPS_HDCP_CAPABLE) ? in check_hdcp_capable_dp()
63 static inline enum mod_hdcp_status check_r0p_available_dp(struct mod_hdcp *hdcp) in check_r0p_available_dp() argument
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| D | hdcp_log.c | 27 #include "hdcp.h"
54 void mod_hdcp_log_ddc_trace(struct mod_hdcp *hdcp) in mod_hdcp_log_ddc_trace() argument
56 if (is_hdcp1(hdcp)) { in mod_hdcp_log_ddc_trace()
57 HDCP_DDC_READ_TRACE(hdcp, "BKSV", hdcp->auth.msg.hdcp1.bksv, in mod_hdcp_log_ddc_trace()
58 sizeof(hdcp->auth.msg.hdcp1.bksv)); in mod_hdcp_log_ddc_trace()
59 HDCP_DDC_READ_TRACE(hdcp, "BCAPS", &hdcp->auth.msg.hdcp1.bcaps, in mod_hdcp_log_ddc_trace()
60 sizeof(hdcp->auth.msg.hdcp1.bcaps)); in mod_hdcp_log_ddc_trace()
61 HDCP_DDC_READ_TRACE(hdcp, "BSTATUS", in mod_hdcp_log_ddc_trace()
62 (uint8_t *)&hdcp->auth.msg.hdcp1.bstatus, in mod_hdcp_log_ddc_trace()
63 sizeof(hdcp->auth.msg.hdcp1.bstatus)); in mod_hdcp_log_ddc_trace()
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| D | hdcp_psp.c | 29 #include "hdcp.h"
34 static void hdcp2_message_init(struct mod_hdcp *hdcp, in hdcp2_message_init() argument
37 in->session_handle = hdcp->auth.id; in hdcp2_message_init()
49 struct mod_hdcp *hdcp, uint8_t index) in remove_display_from_topology_v2() argument
51 struct psp_context *psp = hdcp->config.psp.handle; in remove_display_from_topology_v2()
54 get_active_display_at_index(hdcp, index); in remove_display_from_topology_v2()
77 HDCP_TOP_REMOVE_DISPLAY_TRACE(hdcp, display->index); in remove_display_from_topology_v2()
85 struct mod_hdcp *hdcp, uint8_t index) in remove_display_from_topology_v3() argument
87 struct psp_context *psp = hdcp->config.psp.handle; in remove_display_from_topology_v3()
90 get_active_display_at_index(hdcp, index); in remove_display_from_topology_v3()
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| D | hdcp2_transition.c | 26 #include "hdcp.h"
28 enum mod_hdcp_status mod_hdcp_hdcp2_transition(struct mod_hdcp *hdcp, in mod_hdcp_hdcp2_transition() argument
34 struct mod_hdcp_connection *conn = &hdcp->connection; in mod_hdcp_hdcp2_transition()
35 struct mod_hdcp_link_adjustment *adjust = &hdcp->connection.link.adjust; in mod_hdcp_hdcp2_transition()
37 switch (current_state(hdcp)) { in mod_hdcp_hdcp2_transition()
43 set_state_id(hdcp, output, HDCP_INITIALIZED); in mod_hdcp_hdcp2_transition()
46 set_state_id(hdcp, output, H2_A1_SEND_AKE_INIT); in mod_hdcp_hdcp2_transition()
60 set_watchdog_in_ms(hdcp, 100, output); in mod_hdcp_hdcp2_transition()
62 set_state_id(hdcp, output, H2_A1_VALIDATE_AKE_CERT); in mod_hdcp_hdcp2_transition()
69 /* some hdmi receivers are not ready for HDCP in mod_hdcp_hdcp2_transition()
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| D | hdcp1_transition.c | 26 #include "hdcp.h"
28 enum mod_hdcp_status mod_hdcp_hdcp1_transition(struct mod_hdcp *hdcp, in mod_hdcp_hdcp1_transition() argument
34 struct mod_hdcp_connection *conn = &hdcp->connection; in mod_hdcp_hdcp1_transition()
35 struct mod_hdcp_link_adjustment *adjust = &hdcp->connection.link.adjust; in mod_hdcp_hdcp1_transition()
37 switch (current_state(hdcp)) { in mod_hdcp_hdcp1_transition()
42 increment_stay_counter(hdcp); in mod_hdcp_hdcp1_transition()
46 set_state_id(hdcp, output, H1_A1_EXCHANGE_KSVS); in mod_hdcp_hdcp1_transition()
64 set_state_id(hdcp, output, in mod_hdcp_hdcp1_transition()
87 set_watchdog_in_ms(hdcp, 5000, output); in mod_hdcp_hdcp1_transition()
88 set_state_id(hdcp, output, H1_A8_WAIT_FOR_READY); in mod_hdcp_hdcp1_transition()
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| /kernel/linux/linux-6.6/drivers/gpu/drm/i915/display/ |
| D | intel_hdcp.c | 62 * intel_hdcp_required_content_stream selects the most highest common possible HDCP
67 * HDCP 2.2 capable sink because of other sink are not capable of HDCP 2.2 in
97 struct intel_hdcp *hdcp = &connector->hdcp; in intel_hdcp_prepare_streams() local
100 data->streams[0].stream_type = hdcp->content_type; in intel_hdcp_prepare_streams()
126 /* HDCP spec states that we must retry the bksv if it is invalid */ in intel_hdcp_read_valid_bksv()
146 const struct intel_hdcp_shim *shim = connector->hdcp.shim; in intel_hdcp_capable()
168 struct intel_hdcp *hdcp = &connector->hdcp; in intel_hdcp2_capable() local
172 if (!hdcp->hdcp2_supported) in intel_hdcp2_capable()
188 mutex_lock(&i915->display.hdcp.hdcp_mutex); in intel_hdcp2_capable()
189 if (!i915->display.hdcp.comp_added || !i915->display.hdcp.arbiter) { in intel_hdcp2_capable()
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| /kernel/linux/linux-5.10/drivers/gpu/drm/i915/display/ |
| D | intel_hdcp.c | 49 /* HDCP spec states that we must retry the bksv if it is invalid */ in intel_hdcp_read_valid_bksv()
69 const struct intel_hdcp_shim *shim = connector->hdcp.shim; in intel_hdcp_capable()
91 struct intel_hdcp *hdcp = &connector->hdcp; in intel_hdcp2_capable() local
95 if (!hdcp->hdcp2_supported) in intel_hdcp2_capable()
107 hdcp->shim->hdcp_2_2_capable(dig_port, &capable); in intel_hdcp2_capable()
169 * Another req for hdcp key loadability is enabled state of pll for in hdcp_key_loadable()
202 * Initiate loading the HDCP key from fuses. in intel_hdcp_load_keys()
204 * BXT+ platforms, HDCP key needs to be loaded by SW. Only Gen 9 in intel_hdcp_load_keys()
213 "Failed to initiate HDCP key load (%d)\n", in intel_hdcp_load_keys()
296 enum transcoder cpu_transcoder = connector->hdcp.cpu_transcoder; in intel_hdcp_validate_v_prime()
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| /kernel/linux/linux-6.6/drivers/gpu/drm/bridge/cadence/ |
| D | cdns-mhdp8546-hdcp.c | 16 #include "cdns-mhdp8546-hdcp.h"
165 dev_dbg(mhdp->dev, "HDCP Error = %d", err); in cdns_mhdp_hdcp_handle_status()
339 dev_dbg(mhdp->dev, "HDCP: Start 2.2 Authentication\n"); in cdns_mhdp_hdcp_auth_22()
363 dev_dbg(mhdp->dev, "HDCP: Starting 1.4 Authentication\n"); in cdns_mhdp_hdcp_auth_14()
396 dev_dbg(mhdp->dev, "[%s:%d] HDCP is being disabled...\n", in _cdns_mhdp_hdcp_disable()
427 dev_err(mhdp->dev, "HDCP authentication failed (%d tries/%d)\n", in _cdns_mhdp_hdcp_enable()
438 mutex_lock(&mhdp->hdcp.mutex); in cdns_mhdp_hdcp_check_link()
439 if (mhdp->hdcp.value == DRM_MODE_CONTENT_PROTECTION_UNDESIRED) in cdns_mhdp_hdcp_check_link()
447 "[%s:%d] HDCP link failed, retrying authentication\n", in cdns_mhdp_hdcp_check_link()
452 mhdp->hdcp.value = DRM_MODE_CONTENT_PROTECTION_DESIRED; in cdns_mhdp_hdcp_check_link()
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| /kernel/linux/linux-6.6/include/drm/ |
| D | i915_hdcp_interface.h | 17 * enum hdcp_port_type - HDCP port implementation type defined by ME/GSC FW
18 * @HDCP_PORT_TYPE_INVALID: Invalid hdcp port type
33 * enum hdcp_wired_protocol - HDCP adaptation used on the port
34 * @HDCP_PROTOCOL_INVALID: Invalid HDCP adaptation protocol
35 * @HDCP_PROTOCOL_HDMI: HDMI adaptation of HDCP used on the port
36 * @HDCP_PROTOCOL_DP: DP adaptation of HDCP used on the port
79 * struct hdcp_port_data - intel specific HDCP port data
82 * @port_type: HDCP port type as per ME/GSC FW classification
83 * @protocol: HDCP adaptation as per ME/GSC FW
119 * @close_hdcp_session: Close the Wired HDCP Tx session per port.
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| /kernel/linux/linux-5.10/drivers/misc/mei/hdcp/ |
| D | mei_hdcp.h | 14 /* me_hdcp_status: Enumeration of all HDCP Status Codes */
51 /* New status for HDCP 2.1 */
54 /* New status code for HDCP 2.2 Rx */
84 /* hdcp capable bit is not set in rx_caps(error is unique to DP) */
137 /* hdcp_command_id: Enumeration of all WIRED HDCP Command IDs */
144 /* The wired HDCP Tx commands */
170 /* HDCP HECI message header. All header values are little endian. */
184 /* Uniquely identifies the hdcp port being addressed for a given command. */
198 /* HECI struct for integrated wired HDCP Tx session initiation. */
212 /* HECI struct for ending an integrated wired HDCP Tx session. */
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| /kernel/linux/linux-5.10/drivers/gpu/drm/msm/hdmi/ |
| D | hdmi_hdcp.c | 21 /* QFPROM Registers for HDMI/HDCP */
217 DBG("hdcp irq %x", hdcp_int_status); in msm_hdmi_hdcp_irq()
296 * Indicates that the last HDCP HW DDC transfer failed. in msm_reset_hdcp_ddc_failures()
297 * This occurs when a transfer is attempted with HDCP DDC in msm_reset_hdcp_ddc_failures()
316 pr_info("%s: Unable to clear HDCP DDC Failure\n", in msm_reset_hdcp_ddc_failures()
319 /* Re-Enable HDCP DDC */ in msm_reset_hdcp_ddc_failures()
404 DBG("HDCP REAUTH WORK"); in msm_hdmi_hdcp_reauth_work()
407 * This is needed to reset the HDCP cipher engine so that when we in msm_hdmi_hdcp_reauth_work()
416 /* Disable HDCP interrupts */ in msm_hdmi_hdcp_reauth_work()
429 /* Disable encryption and disable the HDCP block */ in msm_hdmi_hdcp_reauth_work()
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