diff options
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 | 31 |
1 files changed, 26 insertions, 5 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..36ebd5bc7863 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 @@ -26,17 +26,22 @@ #ifndef __DAL_CLK_MGR_H__ #define __DAL_CLK_MGR_H__ -#include "dm_services_types.h" #include "dc.h" -struct clk_mgr { - struct dc_context *ctx; - const struct clk_mgr_funcs *funcs; +/* Public interfaces */ - struct dc_clocks clks; +struct clk_states { + uint32_t dprefclk_khz; }; struct clk_mgr_funcs { + /* + * This function should set new clocks based on the input "safe_to_lower". + * If safe_to_lower == false, then only clocks which are to be increased + * should changed. + * If safe_to_lower == true, then only clocks which are to be decreased + * should be changed. + */ void (*update_clocks)(struct clk_mgr *clk_mgr, struct dc_state *context, bool safe_to_lower); @@ -44,6 +49,22 @@ struct clk_mgr_funcs { int (*get_dp_ref_clk_frequency)(struct clk_mgr *clk_mgr); void (*init_clocks)(struct clk_mgr *clk_mgr); + + void (*enable_pme_wa) (struct clk_mgr *clk_mgr); +}; + +struct clk_mgr { + struct dc_context *ctx; + struct clk_mgr_funcs *funcs; + struct dc_clocks clks; + int dprefclk_khz; // Used by program pixel clock in clock source funcs, need to figureout where this goes }; +/* forward declarations */ +struct dccg; + +struct clk_mgr *dc_clk_mgr_create(struct dc_context *ctx, struct pp_smu_funcs *pp_smu, struct dccg *dccg); + +void dc_destroy_clk_mgr(struct clk_mgr *clk_mgr); + #endif /* __DAL_CLK_MGR_H__ */ |