From 3cdecd4513d57993aaddc03ccdf4539add772aa4 Mon Sep 17 00:00:00 2001 From: Dmytro Laktyushkin Date: Thu, 24 May 2018 16:48:38 -0400 Subject: [PATCH] drm/amd/display: rename dce_disp_clk to dccg No functional change. Signed-off-by: Dmytro Laktyushkin Reviewed-by: Nikola Cornij Acked-by: Harry Wentland Signed-off-by: Alex Deucher --- .../gpu/drm/amd/display/dc/dce/dce_clocks.c | 115 ++++++++---------- .../gpu/drm/amd/display/dc/dce/dce_clocks.h | 41 ++++--- .../gpu/drm/amd/display/dc/dce/dce_hwseq.h | 3 - .../amd/display/dc/dce100/dce100_resource.c | 6 +- .../amd/display/dc/dce110/dce110_resource.c | 6 +- .../amd/display/dc/dce112/dce112_resource.c | 6 +- .../drm/amd/display/dc/dce80/dce80_resource.c | 6 +- 7 files changed, 88 insertions(+), 95 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c b/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c index 6e3bfdf8a9e7..242e8ae56025 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c @@ -139,7 +139,34 @@ static int dentist_get_divider_from_did(int did) } } -static int dce_clocks_get_dp_ref_freq(struct dccg *clk) +/* SW will adjust DP REF Clock average value for all purposes + * (DP DTO / DP Audio DTO and DP GTC) + if clock is spread for all cases: + -if SS enabled on DP Ref clock and HW de-spreading enabled with SW + calculations for DS_INCR/DS_MODULO (this is planned to be default case) + -if SS enabled on DP Ref clock and HW de-spreading enabled with HW + calculations (not planned to be used, but average clock should still + be valid) + -if SS enabled on DP Ref clock and HW de-spreading disabled + (should not be case with CIK) then SW should program all rates + generated according to average value (case as with previous ASICs) + */ +static int dccg_adjust_dp_ref_freq_for_ss(struct dce_dccg *clk_dce, int dp_ref_clk_khz) +{ + if (clk_dce->ss_on_dprefclk && clk_dce->dprefclk_ss_divider != 0) { + struct fixed31_32 ss_percentage = dc_fixpt_div_int( + dc_fixpt_from_fraction(clk_dce->dprefclk_ss_percentage, + clk_dce->dprefclk_ss_divider), 200); + struct fixed31_32 adj_dp_ref_clk_khz; + + ss_percentage = dc_fixpt_sub(dc_fixpt_one, ss_percentage); + adj_dp_ref_clk_khz = dc_fixpt_mul_int(ss_percentage, dp_ref_clk_khz); + dp_ref_clk_khz = dc_fixpt_floor(adj_dp_ref_clk_khz); + } + return dp_ref_clk_khz; +} + +static int dce_get_dp_ref_freq_khz(struct dccg *clk) { struct dce_dccg *clk_dce = TO_DCE_CLOCKS(clk); int dprefclk_wdivider; @@ -162,54 +189,16 @@ static int dce_clocks_get_dp_ref_freq(struct dccg *clk) dp_ref_clk_khz = (dentist_divider_range_scale_factor * clk_dce->dentist_vco_freq_khz) / target_div; - /* SW will adjust DP REF Clock average value for all purposes - * (DP DTO / DP Audio DTO and DP GTC) - if clock is spread for all cases: - -if SS enabled on DP Ref clock and HW de-spreading enabled with SW - calculations for DS_INCR/DS_MODULO (this is planned to be default case) - -if SS enabled on DP Ref clock and HW de-spreading enabled with HW - calculations (not planned to be used, but average clock should still - be valid) - -if SS enabled on DP Ref clock and HW de-spreading disabled - (should not be case with CIK) then SW should program all rates - generated according to average value (case as with previous ASICs) - */ - if (clk_dce->ss_on_dprefclk && clk_dce->dprefclk_ss_divider != 0) { - struct fixed31_32 ss_percentage = dc_fixpt_div_int( - dc_fixpt_from_fraction(clk_dce->dprefclk_ss_percentage, - clk_dce->dprefclk_ss_divider), 200); - struct fixed31_32 adj_dp_ref_clk_khz; - - ss_percentage = dc_fixpt_sub(dc_fixpt_one, ss_percentage); - adj_dp_ref_clk_khz = dc_fixpt_mul_int(ss_percentage, dp_ref_clk_khz); - dp_ref_clk_khz = dc_fixpt_floor(adj_dp_ref_clk_khz); - } - - return dp_ref_clk_khz; + return dccg_adjust_dp_ref_freq_for_ss(clk_dce, dp_ref_clk_khz); } -/* TODO: This is DCN DPREFCLK: it could be program by DENTIST by VBIOS - * or CLK0_CLK11 by SMU. For DCE120, it is wlays 600Mhz. Will re-visit - * clock implementation - */ -static int dce_clocks_get_dp_ref_freq_wrkaround(struct dccg *clk) +static int dce12_get_dp_ref_freq_khz(struct dccg *clk) { struct dce_dccg *clk_dce = TO_DCE_CLOCKS(clk); - int dp_ref_clk_khz = 600000; - - if (clk_dce->ss_on_dprefclk && clk_dce->dprefclk_ss_divider != 0) { - struct fixed31_32 ss_percentage = dc_fixpt_div_int( - dc_fixpt_from_fraction(clk_dce->dprefclk_ss_percentage, - clk_dce->dprefclk_ss_divider), 200); - struct fixed31_32 adj_dp_ref_clk_khz; - - ss_percentage = dc_fixpt_sub(dc_fixpt_one, ss_percentage); - adj_dp_ref_clk_khz = dc_fixpt_mul_int(ss_percentage, dp_ref_clk_khz); - dp_ref_clk_khz = dc_fixpt_floor(adj_dp_ref_clk_khz); - } - return dp_ref_clk_khz; + return dccg_adjust_dp_ref_freq_for_ss(clk_dce, 600000); } + static enum dm_pp_clocks_state dce_get_required_clocks_state( struct dccg *clk, struct dc_clocks *req_clocks) @@ -590,8 +579,7 @@ static void dcn1_update_clocks(struct dccg *dccg, /* make sure dcf clk is before dpp clk to * make sure we have enough voltage to run dpp clk */ - if (send_request_to_increase - ) { + if (send_request_to_increase) { /*use dcfclk to request voltage*/ clock_voltage_req.clk_type = DM_PP_CLOCK_TYPE_DCFCLK; clock_voltage_req.clocks_in_khz = dcn_find_dcfclk_suits_all(dc, new_clocks); @@ -644,8 +632,7 @@ static void dcn1_update_clocks(struct dccg *dccg, } #ifdef CONFIG_DRM_AMD_DC_DCN1_0 - if (!send_request_to_increase && send_request_to_lower - ) { + if (!send_request_to_increase && send_request_to_lower) { /*use dcfclk to request voltage*/ clock_voltage_req.clk_type = DM_PP_CLOCK_TYPE_DCFCLK; clock_voltage_req.clocks_in_khz = dcn_find_dcfclk_suits_all(dc, new_clocks); @@ -685,31 +672,31 @@ static void dce_update_clocks(struct dccg *dccg, } static const struct display_clock_funcs dcn1_funcs = { - .get_dp_ref_clk_frequency = dce_clocks_get_dp_ref_freq_wrkaround, + .get_dp_ref_clk_frequency = dce12_get_dp_ref_freq_khz, .set_dispclk = dce112_set_clock, .update_clocks = dcn1_update_clocks }; static const struct display_clock_funcs dce120_funcs = { - .get_dp_ref_clk_frequency = dce_clocks_get_dp_ref_freq_wrkaround, + .get_dp_ref_clk_frequency = dce12_get_dp_ref_freq_khz, .set_dispclk = dce112_set_clock, .update_clocks = dce12_update_clocks }; static const struct display_clock_funcs dce112_funcs = { - .get_dp_ref_clk_frequency = dce_clocks_get_dp_ref_freq, + .get_dp_ref_clk_frequency = dce_get_dp_ref_freq_khz, .set_dispclk = dce112_set_clock, .update_clocks = dce_update_clocks }; static const struct display_clock_funcs dce110_funcs = { - .get_dp_ref_clk_frequency = dce_clocks_get_dp_ref_freq, + .get_dp_ref_clk_frequency = dce_get_dp_ref_freq_khz, .set_dispclk = dce_psr_set_clock, .update_clocks = dce_update_clocks }; static const struct display_clock_funcs dce_funcs = { - .get_dp_ref_clk_frequency = dce_clocks_get_dp_ref_freq, + .get_dp_ref_clk_frequency = dce_get_dp_ref_freq_khz, .set_dispclk = dce_set_clock, .update_clocks = dce_update_clocks }; @@ -717,9 +704,9 @@ static const struct display_clock_funcs dce_funcs = { static void dce_dccg_construct( struct dce_dccg *clk_dce, struct dc_context *ctx, - const struct dce_disp_clk_registers *regs, - const struct dce_disp_clk_shift *clk_shift, - const struct dce_disp_clk_mask *clk_mask) + const struct dccg_registers *regs, + const struct dccg_shift *clk_shift, + const struct dccg_mask *clk_mask) { struct dccg *base = &clk_dce->base; @@ -745,9 +732,9 @@ static void dce_dccg_construct( struct dccg *dce_dccg_create( struct dc_context *ctx, - const struct dce_disp_clk_registers *regs, - const struct dce_disp_clk_shift *clk_shift, - const struct dce_disp_clk_mask *clk_mask) + const struct dccg_registers *regs, + const struct dccg_shift *clk_shift, + const struct dccg_mask *clk_mask) { struct dce_dccg *clk_dce = kzalloc(sizeof(*clk_dce), GFP_KERNEL); @@ -768,9 +755,9 @@ struct dccg *dce_dccg_create( struct dccg *dce110_dccg_create( struct dc_context *ctx, - const struct dce_disp_clk_registers *regs, - const struct dce_disp_clk_shift *clk_shift, - const struct dce_disp_clk_mask *clk_mask) + const struct dccg_registers *regs, + const struct dccg_shift *clk_shift, + const struct dccg_mask *clk_mask) { struct dce_dccg *clk_dce = kzalloc(sizeof(*clk_dce), GFP_KERNEL); @@ -793,9 +780,9 @@ struct dccg *dce110_dccg_create( struct dccg *dce112_dccg_create( struct dc_context *ctx, - const struct dce_disp_clk_registers *regs, - const struct dce_disp_clk_shift *clk_shift, - const struct dce_disp_clk_mask *clk_mask) + const struct dccg_registers *regs, + const struct dccg_shift *clk_shift, + const struct dccg_mask *clk_mask) { struct dce_dccg *clk_dce = kzalloc(sizeof(*clk_dce), GFP_KERNEL); diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.h b/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.h index 04a9e3c04aa7..be5b68d7c3c0 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.h +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.h @@ -33,6 +33,9 @@ .DPREFCLK_CNTL = mmDPREFCLK_CNTL, \ .DENTIST_DISPCLK_CNTL = mmDENTIST_DISPCLK_CNTL +#define CLK_COMMON_REG_LIST_DCN_BASE() \ + SR(DENTIST_DISPCLK_CNTL) + #define CLK_SF(reg_name, field_name, post_fix)\ .field_name = reg_name ## __ ## field_name ## post_fix @@ -40,28 +43,34 @@ CLK_SF(DPREFCLK_CNTL, DPREFCLK_SRC_SEL, mask_sh), \ CLK_SF(DENTIST_DISPCLK_CNTL, DENTIST_DPREFCLK_WDIVIDER, mask_sh) +#define CLK_COMMON_MASK_SH_LIST_DCN_COMMON_BASE(mask_sh) \ + CLK_SF(DENTIST_DISPCLK_CNTL, DENTIST_DPPCLK_WDIVIDER, mask_sh),\ + CLK_SF(DENTIST_DISPCLK_CNTL, DENTIST_DISPCLK_WDIVIDER, mask_sh) + #define CLK_REG_FIELD_LIST(type) \ type DPREFCLK_SRC_SEL; \ - type DENTIST_DPREFCLK_WDIVIDER; + type DENTIST_DPREFCLK_WDIVIDER; \ + type DENTIST_DISPCLK_WDIVIDER; \ + type DENTIST_DPPCLK_WDIVIDER; -struct dce_disp_clk_shift { +struct dccg_shift { CLK_REG_FIELD_LIST(uint8_t) }; -struct dce_disp_clk_mask { +struct dccg_mask { CLK_REG_FIELD_LIST(uint32_t) }; -struct dce_disp_clk_registers { +struct dccg_registers { uint32_t DPREFCLK_CNTL; uint32_t DENTIST_DISPCLK_CNTL; }; struct dce_dccg { struct dccg base; - const struct dce_disp_clk_registers *regs; - const struct dce_disp_clk_shift *clk_shift; - const struct dce_disp_clk_mask *clk_mask; + const struct dccg_registers *regs; + const struct dccg_shift *clk_shift; + const struct dccg_mask *clk_mask; struct state_dependent_clocks max_clks_by_state[DM_PP_CLOCKS_MAX_STATES]; @@ -84,21 +93,21 @@ struct dce_dccg { struct dccg *dce_dccg_create( struct dc_context *ctx, - const struct dce_disp_clk_registers *regs, - const struct dce_disp_clk_shift *clk_shift, - const struct dce_disp_clk_mask *clk_mask); + const struct dccg_registers *regs, + const struct dccg_shift *clk_shift, + const struct dccg_mask *clk_mask); struct dccg *dce110_dccg_create( struct dc_context *ctx, - const struct dce_disp_clk_registers *regs, - const struct dce_disp_clk_shift *clk_shift, - const struct dce_disp_clk_mask *clk_mask); + const struct dccg_registers *regs, + const struct dccg_shift *clk_shift, + const struct dccg_mask *clk_mask); struct dccg *dce112_dccg_create( struct dc_context *ctx, - const struct dce_disp_clk_registers *regs, - const struct dce_disp_clk_shift *clk_shift, - const struct dce_disp_clk_mask *clk_mask); + const struct dccg_registers *regs, + const struct dccg_shift *clk_shift, + const struct dccg_mask *clk_mask); struct dccg *dce120_dccg_create(struct dc_context *ctx); diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h b/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h index 057b8afd74bc..057407892618 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h @@ -249,7 +249,6 @@ struct dce_hwseq_registers { uint32_t DISPCLK_FREQ_CHANGE_CNTL; uint32_t RBBMIF_TIMEOUT_DIS; uint32_t RBBMIF_TIMEOUT_DIS_2; - uint32_t DENTIST_DISPCLK_CNTL; uint32_t DCHUBBUB_CRC_CTRL; uint32_t DPP_TOP0_DPP_CRC_CTRL; uint32_t DPP_TOP0_DPP_CRC_VAL_R_G; @@ -496,8 +495,6 @@ struct dce_hwseq_registers { type DOMAIN7_PGFSM_PWR_STATUS; \ type DCFCLK_GATE_DIS; \ type DCHUBBUB_GLOBAL_TIMER_REFDIV; \ - type DENTIST_DPPCLK_WDIVIDER; \ - type DENTIST_DISPCLK_WDIVIDER; \ type VGA_TEST_ENABLE; \ type VGA_TEST_RENDER_START; \ type D1VGA_MODE_ENABLE; \ diff --git a/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c b/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c index 856d3fe8e6a0..8ed8eace42be 100644 --- a/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c @@ -135,15 +135,15 @@ static const struct dce110_timing_generator_offsets dce100_tg_offsets[] = { .reg_name = mm ## block ## id ## _ ## reg_name -static const struct dce_disp_clk_registers disp_clk_regs = { +static const struct dccg_registers disp_clk_regs = { CLK_COMMON_REG_LIST_DCE_BASE() }; -static const struct dce_disp_clk_shift disp_clk_shift = { +static const struct dccg_shift disp_clk_shift = { CLK_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(__SHIFT) }; -static const struct dce_disp_clk_mask disp_clk_mask = { +static const struct dccg_mask disp_clk_mask = { CLK_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(_MASK) }; diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c index 71a401f73a58..3edaa006bd57 100644 --- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c @@ -146,15 +146,15 @@ static const struct dce110_timing_generator_offsets dce110_tg_offsets[] = { #define SRI(reg_name, block, id)\ .reg_name = mm ## block ## id ## _ ## reg_name -static const struct dce_disp_clk_registers disp_clk_regs = { +static const struct dccg_registers disp_clk_regs = { CLK_COMMON_REG_LIST_DCE_BASE() }; -static const struct dce_disp_clk_shift disp_clk_shift = { +static const struct dccg_shift disp_clk_shift = { CLK_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(__SHIFT) }; -static const struct dce_disp_clk_mask disp_clk_mask = { +static const struct dccg_mask disp_clk_mask = { CLK_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(_MASK) }; diff --git a/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c b/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c index ae5b19de559c..752910035e81 100644 --- a/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c @@ -146,15 +146,15 @@ static const struct dce110_timing_generator_offsets dce112_tg_offsets[] = { .reg_name = mm ## block ## id ## _ ## reg_name -static const struct dce_disp_clk_registers disp_clk_regs = { +static const struct dccg_registers disp_clk_regs = { CLK_COMMON_REG_LIST_DCE_BASE() }; -static const struct dce_disp_clk_shift disp_clk_shift = { +static const struct dccg_shift disp_clk_shift = { CLK_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(__SHIFT) }; -static const struct dce_disp_clk_mask disp_clk_mask = { +static const struct dccg_mask disp_clk_mask = { CLK_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(_MASK) }; diff --git a/drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c b/drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c index 70700530aec2..2ac95ec2bf96 100644 --- a/drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c @@ -153,15 +153,15 @@ static const struct dce110_timing_generator_offsets dce80_tg_offsets[] = { .reg_name = mm ## block ## id ## _ ## reg_name -static const struct dce_disp_clk_registers disp_clk_regs = { +static const struct dccg_registers disp_clk_regs = { CLK_COMMON_REG_LIST_DCE_BASE() }; -static const struct dce_disp_clk_shift disp_clk_shift = { +static const struct dccg_shift disp_clk_shift = { CLK_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(__SHIFT) }; -static const struct dce_disp_clk_mask disp_clk_mask = { +static const struct dccg_mask disp_clk_mask = { CLK_COMMON_MASK_SH_LIST_DCE_COMMON_BASE(_MASK) }; -- 2.30.2