diff options
| author | Alvin Lee <Alvin.Lee2@amd.com> | 2021-05-10 10:11:46 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-05-27 12:25:35 -0400 |
| commit | f2973d2a418db94532a7f69c7ea404637cec1786 (patch) | |
| tree | ed314f55b5d9eca6b4d36c7f3cf69f64e593f0ab /drivers/gpu/drm/amd/display | |
| parent | 051b7887189416c6a60e393251f481c151a676bd (diff) | |
drm/amd/display: Implement INBOX0 usage in driver
[Why]
Start using INBOX0 for HW Lock command
[How]
- Implement initial interface for INBOX0 HW lock message
Signed-off-by: Alvin Lee <Alvin.Lee2@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display')
5 files changed, 23 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c index c5dc3a947020..4b2854d1d981 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c +++ b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c @@ -110,6 +110,15 @@ void dc_dmub_srv_wait_idle(struct dc_dmub_srv *dc_dmub_srv) DC_ERROR("Error waiting for DMUB idle: status=%d\n", status); } +void dc_dmub_srv_send_inbox0_cmd(struct dc_dmub_srv *dmub_srv, + union dmub_inbox0_data_register data) +{ + struct dmub_srv *dmub = dmub_srv->dmub; + if (dmub->hw_funcs.send_inbox0_cmd) + dmub->hw_funcs.send_inbox0_cmd(dmub, data); + // TODO: Add wait command -- poll register for ACK +} + bool dc_dmub_srv_cmd_with_reply_data(struct dc_dmub_srv *dc_dmub_srv, union dmub_rb_cmd *cmd) { struct dmub_srv *dmub; diff --git a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h index 338f776990db..f615e3a76d01 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h +++ b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h @@ -66,4 +66,6 @@ bool dc_dmub_srv_get_dmub_outbox0_msg(const struct dc *dc, struct dmcub_trace_bu void dc_dmub_trace_event_control(struct dc *dc, bool enable); +void dc_dmub_srv_send_inbox0_cmd(struct dc_dmub_srv *dmub_srv, union dmub_inbox0_data_register data); + #endif /* _DMUB_DC_SRV_H_ */ diff --git a/drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c b/drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c index c97ee5abc0ef..9baf8ca0a920 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c @@ -52,6 +52,14 @@ void dmub_hw_lock_mgr_cmd(struct dc_dmub_srv *dmub_srv, dc_dmub_srv_wait_idle(dmub_srv); } +void dmub_hw_lock_mgr_inbox0_cmd(struct dc_dmub_srv *dmub_srv, + union dmub_inbox0_cmd_lock_hw hw_lock_cmd) +{ + union dmub_inbox0_data_register data = { 0 }; + data.inbox0_cmd_lock_hw = hw_lock_cmd; + dc_dmub_srv_send_inbox0_cmd(dmub_srv, data); +} + bool should_use_dmub_lock(struct dc_link *link) { return false; diff --git a/drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.h b/drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.h index bc5906347493..5a72b168fb4a 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.h +++ b/drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.h @@ -34,6 +34,9 @@ void dmub_hw_lock_mgr_cmd(struct dc_dmub_srv *dmub_srv, union dmub_hw_lock_flags *hw_locks, struct dmub_hw_lock_inst_flags *inst_flags); +void dmub_hw_lock_mgr_inbox0_cmd(struct dc_dmub_srv *dmub_srv, + union dmub_inbox0_cmd_lock_hw hw_lock_cmd); + bool should_use_dmub_lock(struct dc_link *link); #endif /*_DMUB_HW_LOCK_MGR_H_ */ diff --git a/drivers/gpu/drm/amd/display/dmub/dmub_srv.h b/drivers/gpu/drm/amd/display/dmub/dmub_srv.h index 79ff68c13902..ed58abc5b3f9 100644 --- a/drivers/gpu/drm/amd/display/dmub/dmub_srv.h +++ b/drivers/gpu/drm/amd/display/dmub/dmub_srv.h @@ -324,6 +324,7 @@ struct dmub_srv_hw_funcs { uint32_t (*get_gpint_response)(struct dmub_srv *dmub); + void (*send_inbox0_cmd)(struct dmub_srv *dmub, union dmub_inbox0_data_register data); uint32_t (*get_current_time)(struct dmub_srv *dmub); }; |