51466b3f - drm/amd/display: Add execution and transition states for HDCP2.2

Wed, 18 Sep 2019 15:18:15 +0000

drm/amd/display: Add execution and transition states for HDCP2.2The module works like a state machine +-------------+ ------> | Execution.c | ------ | +-------------+ | | V +----+ +--------+ +--------------+ | DM | -----> | Hdcp.c | <------------ | Transition.c | +----+ <----- +--------+ +--------------+This patch adds the execution and transition files for 2.2Signed-off-by: Bhawanpreet Lakha Reviewed-by: Harry Wentland Signed-off-by: Alex Deucher List of files: /linux-6.15/drivers/gpu/drm/amd/display/modules/hdcp/Makefile

4c283fda - drm/amd/display: Add HDCP module

Tue, 06 Aug 2019 21:52:01 +0000

drm/amd/display: Add HDCP moduleThis module manages HDCP for amdgpu driver. The module behaves as astate machine which handles the different authentication states of HDCPThe module is divided into 3 major components+--------+| Hdcp.c |+--------+Manages the state machine, sends the events to be executed and communicateswith the dm+-----------+|Execution.c|+-----------+This executes events based on the current state. Also generatesexecution results as transition inputs+------------+|Transition.c|+------------+Decides the next state based on the input and makes requests tohdcp.c to handle. +-------------+ ------> | Execution.c | ------ | +-------------+ | | V+----+ +--------+ +--------------+| DM | -----> | Hdcp.c | <------------ | Transition.c |+----+ <----- +--------+ +--------------+v2: Drop unused function definitionsSigned-off-by: Bhawanpreet Lakha Signed-off-by: Wenjing Liu Reviewed-by: Wenjing Liu Acked-by: Harry Wentland Signed-off-by: Alex Deucher List of files: /linux-6.15/drivers/gpu/drm/amd/display/modules/hdcp/Makefile

Changes in Makefile

51466b3f - drm/amd/display: Add execution and transition states for HDCP2.2

4c283fda - drm/amd/display: Add HDCP module