From a6caa4b902b4756bb3a1f5fbe3f4662c63eb80d3 Mon Sep 17 00:00:00 2001 From: Eryk Brol Date: Fri, 7 Sep 2018 13:24:28 -0400 Subject: [PATCH 0449/2940] drm/amd/display: Add function to fetch clock requirements Also add dram clock to clocks struct, for systems that uses them. Signed-off-by: Eryk Brol Reviewed-by: Jun Lei Acked-by: Leo Li --- drivers/gpu/drm/amd/display/dc/core/dc.c | 13 +++++++++++++ drivers/gpu/drm/amd/display/dc/dc.h | 4 +++- drivers/gpu/drm/amd/display/dc/dc_types.h | 12 ++++++++++++ 3 files changed, 28 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index f87542bfba78..3d4a45130992 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -1836,3 +1836,16 @@ void dc_link_remove_remote_sink(struct dc_link *link, struct dc_sink *sink) } } } + +void get_clock_requirements_for_state(struct dc_state *state, struct AsicStateEx *info) +{ + info->displayClock = (unsigned int)state->bw.dcn.clk.dispclk_khz; + info->engineClock = (unsigned int)state->bw.dcn.clk.dcfclk_khz; + info->memoryClock = (unsigned int)state->bw.dcn.clk.dramclk_khz; + info->maxSupportedDppClock = (unsigned int)state->bw.dcn.clk.max_supported_dppclk_khz; + info->dppClock = (unsigned int)state->bw.dcn.clk.dppclk_khz; + info->socClock = (unsigned int)state->bw.dcn.clk.socclk_khz; + info->dcfClockDeepSleep = (unsigned int)state->bw.dcn.clk.dcfclk_deep_sleep_khz; + info->fClock = (unsigned int)state->bw.dcn.clk.fclk_khz; + info->phyClock = (unsigned int)state->bw.dcn.clk.phyclk_khz; +} \ No newline at end of file diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index e49abc3ffe34..6b5c78cb3e03 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -44,7 +44,6 @@ #define MAX_STREAMS 6 #define MAX_SINKS_PER_LINK 4 - /******************************************************************************* * Display Core Interfaces ******************************************************************************/ @@ -208,6 +207,7 @@ struct dc_clocks { int dcfclk_deep_sleep_khz; int fclk_khz; int phyclk_khz; + int dramclk_khz; }; struct dc_debug_options { @@ -601,6 +601,8 @@ struct dc_validation_set { enum dc_status dc_validate_plane(struct dc *dc, const struct dc_plane_state *plane_state); +void get_clock_requirements_for_state(struct dc_state *state, struct AsicStateEx *info); + enum dc_status dc_validate_global_state( struct dc *dc, struct dc_state *new_ctx); diff --git a/drivers/gpu/drm/amd/display/dc/dc_types.h b/drivers/gpu/drm/amd/display/dc/dc_types.h index 4fb62780a696..6e12d640d020 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_types.h +++ b/drivers/gpu/drm/amd/display/dc/dc_types.h @@ -659,4 +659,16 @@ enum i2c_mot_mode { I2C_MOT_FALSE }; +struct AsicStateEx { + unsigned int memoryClock; + unsigned int displayClock; + unsigned int engineClock; + unsigned int maxSupportedDppClock; + unsigned int dppClock; + unsigned int socClock; + unsigned int dcfClockDeepSleep; + unsigned int fClock; + unsigned int phyClock; +}; + #endif /* DC_TYPES_H_ */ -- 2.17.1