diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.h new file mode 100644 index 000000000000..d3ba505d0696 --- /dev/null +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.h @@ -0,0 +1,66 @@ +/* + * Copyright 2019 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#ifndef AMDGPU_DM_AMDGPU_DM_HDCP_H_ +#define AMDGPU_DM_AMDGPU_DM_HDCP_H_ + +#include "mod_hdcp.h" +#include "hdcp.h" +#include "dc.h" +#include "dm_cp_psp.h" + +struct mod_hdcp; +struct mod_hdcp_link; +struct mod_hdcp_display; +struct cp_psp; + +struct hdcp_workqueue { + struct work_struct cpirq_work; + struct work_struct property_update_work; + struct delayed_work callback_dwork; + struct delayed_work watchdog_timer_dwork; + struct delayed_work property_validate_dwork; + struct amdgpu_dm_connector *aconnector; + struct mutex mutex; + + struct mod_hdcp hdcp; + struct mod_hdcp_output output; + struct mod_hdcp_display display; + struct mod_hdcp_link link; + + enum mod_hdcp_encryption_status encryption_status; + uint8_t max_link; +}; + +void hdcp_add_display(struct hdcp_workqueue *hdcp_work, unsigned int link_index, + struct amdgpu_dm_connector *aconnector); +void hdcp_remove_display(struct hdcp_workqueue *work, unsigned int link_index, unsigned int display_index); +void hdcp_reset_display(struct hdcp_workqueue *work, unsigned int link_index); +void hdcp_handle_cpirq(struct hdcp_workqueue *work, unsigned int link_index); +void hdcp_destroy(struct hdcp_workqueue *work); + +struct hdcp_workqueue *hdcp_create_workqueue(void *psp_context, struct cp_psp *cp_psp, struct dc *dc); + +#endif /* AMDGPU_DM_AMDGPU_DM_HDCP_H_ */ |