diff options
Diffstat (limited to 'drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.h')
| -rw-r--r-- | drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.h b/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.h index 5897a85e3159..c74439d0b1a7 100644 --- a/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.h +++ b/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.h @@ -47,6 +47,10 @@ struct phy; #define CDNS_SW_EVENT0 0x00044 #define CDNS_DPTX_HPD BIT(0) +#define CDNS_HDCP_TX_STATUS BIT(4) +#define CDNS_HDCP2_TX_IS_KM_STORED BIT(5) +#define CDNS_HDCP2_TX_STORE_KM BIT(6) +#define CDNS_HDCP_TX_IS_RCVR_ID_VALID BIT(7) #define CDNS_SW_EVENT1 0x00048 #define CDNS_SW_EVENT2 0x0004c @@ -339,8 +343,17 @@ struct cdns_mhdp_platform_info { #define to_cdns_mhdp_bridge_state(s) \ container_of(s, struct cdns_mhdp_bridge_state, base) +struct cdns_mhdp_hdcp { + struct delayed_work check_work; + struct work_struct prop_work; + struct mutex mutex; /* mutex to protect hdcp.value */ + u32 value; + u8 hdcp_content_type; +}; + struct cdns_mhdp_device { void __iomem *regs; + void __iomem *sapb_regs; void __iomem *j721e_regs; struct device *dev; @@ -392,9 +405,18 @@ struct cdns_mhdp_device { /* Work struct to schedule a uevent on link train failure */ struct work_struct modeset_retry_work; + struct work_struct hpd_work; + + wait_queue_head_t sw_events_wq; + u32 sw_events; + + struct cdns_mhdp_hdcp hdcp; + bool hdcp_supported; }; #define connector_to_mhdp(x) container_of(x, struct cdns_mhdp_device, connector) #define bridge_to_mhdp(x) container_of(x, struct cdns_mhdp_device, bridge) +u32 cdns_mhdp_wait_for_sw_event(struct cdns_mhdp_device *mhdp, uint32_t event); + #endif |