diff options
| author | Eric Yang <Eric.Yang2@amd.com> | 2019-04-03 15:40:05 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-05-24 12:20:49 -0500 |
| commit | 21e471f0850de874b2afa54f19ef7886490b99fe (patch) | |
| tree | eb501656f2659e903ae7f9add2a879320355ca76 /drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr.h | |
| parent | drm/amd/display: fix multi display seamless boot case (diff) | |
| download | linux-21e471f0850de874b2afa54f19ef7886490b99fe.tar.gz linux-21e471f0850de874b2afa54f19ef7886490b99fe.zip | |
drm/amd/display: Set dispclk and dprefclock directly
[Why]
To simply logic for setting DCN specific clocks, we will send
SMU message directly through the VBIOS message box.
[How]
Add new structure in pp_smu to hold functions to set clocks
through vbios message box
Signed-off-by: Eric Yang <Eric.Yang2@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr.h b/drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr.h index 31bd6d5183ab..f3fd3f8cac26 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr.h @@ -31,7 +31,7 @@ struct clk_mgr { struct dc_context *ctx; - const struct clk_mgr_funcs *funcs; + struct clk_mgr_funcs *funcs; struct dc_clocks clks; }; @@ -44,6 +44,12 @@ struct clk_mgr_funcs { int (*get_dp_ref_clk_frequency)(struct clk_mgr *clk_mgr); void (*init_clocks)(struct clk_mgr *clk_mgr); + + /* Returns actual clk that's set */ + int (*set_dispclk)(struct clk_mgr *clk_mgr, int requested_dispclk_khz); + int (*set_dprefclk)(struct clk_mgr *clk_mgr); }; + + #endif /* __DAL_CLK_MGR_H__ */ |