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authorDennis Chan <dennis.chan@amd.com>2023-10-27 06:00:36 +0300
committerAlex Deucher <alexander.deucher@amd.com>2023-11-30 00:24:09 +0300
commitcee6de122461de699aaa7932b33466c6d259eabb (patch)
tree3f235e970497e0768959471bdf2c0aea549cb9c3 /drivers/gpu/drm/amd/display/dc/link
parent223aad1be34e1169ee7210bce05726cc5ef1fd66 (diff)
downloadlinux-cee6de122461de699aaa7932b33466c6d259eabb.tar.xz
drm/amd/display: Add new Replay command and Disabled Replay Timing Resync
[why] To support dynamic switching for Replay timing sync mechanism. Reviewed-by: ChunTao Tso <chuntao.tso@amd.com> Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com> Signed-off-by: Dennis Chan <dennis.chan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/link')
-rw-r--r--drivers/gpu/drm/amd/display/dc/link/link_factory.c1
-rw-r--r--drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c24
-rw-r--r--drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h3
3 files changed, 28 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_factory.c b/drivers/gpu/drm/amd/display/dc/link/link_factory.c
index 7abfc67d10a6..6b306ea58b9b 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_factory.c
+++ b/drivers/gpu/drm/amd/display/dc/link/link_factory.c
@@ -213,6 +213,7 @@ static void construct_link_service_edp_panel_control(struct link_service *link_s
link_srv->edp_get_replay_state = edp_get_replay_state;
link_srv->edp_set_replay_allow_active = edp_set_replay_allow_active;
link_srv->edp_setup_replay = edp_setup_replay;
+ link_srv->edp_send_replay_cmd = edp_send_replay_cmd;
link_srv->edp_set_coasting_vtotal = edp_set_coasting_vtotal;
link_srv->edp_replay_residency = edp_replay_residency;
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c
index e32a7974a4bc..c52b51b2b4b3 100644
--- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c
@@ -1007,6 +1007,30 @@ bool edp_setup_replay(struct dc_link *link, const struct dc_stream_state *stream
return true;
}
+/*
+ * This is general Interface for Replay to set an 32 bit variable to dmub
+ * replay_FW_Message_type: Indicates which instruction or variable pass to DMUB
+ * cmd_data: Value of the config.
+ */
+bool edp_send_replay_cmd(struct dc_link *link,
+ enum replay_FW_Message_type msg,
+ uint32_t cmd_data)
+{
+ struct dc *dc = link->ctx->dc;
+ struct dmub_replay *replay = dc->res_pool->replay;
+ unsigned int panel_inst;
+
+ if (!replay)
+ return false;
+
+ if (!dc_get_edp_link_panel_inst(dc, link, &panel_inst))
+ return false;
+
+ replay->funcs->replay_send_cmd(replay, msg, cmd_data, panel_inst);
+
+ return true;
+}
+
bool edp_set_coasting_vtotal(struct dc_link *link, uint16_t coasting_vtotal)
{
struct dc *dc = link->ctx->dc;
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h
index ebf7deb63d13..6b223580ac8a 100644
--- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h
@@ -57,6 +57,9 @@ bool edp_set_replay_allow_active(struct dc_link *dc_link, const bool *enable,
bool wait, bool force_static, const unsigned int *power_opts);
bool edp_setup_replay(struct dc_link *link,
const struct dc_stream_state *stream);
+bool edp_send_replay_cmd(struct dc_link *link,
+ enum replay_FW_Message_type msg,
+ uint32_t params);
bool edp_set_coasting_vtotal(struct dc_link *link, uint16_t coasting_vtotal);
bool edp_replay_residency(const struct dc_link *link,
unsigned int *residency, const bool is_start, const bool is_alpm);