diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dccg.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dccg.c | 52 |
1 files changed, 31 insertions, 21 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dccg.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dccg.c index 65c1d754e2d6..8664f0c4c9b7 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dccg.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dccg.c @@ -84,7 +84,8 @@ static enum phyd32clk_clock_source get_phy_mux_symclk( struct dcn_dccg *dccg_dcn, enum phyd32clk_clock_source src) { - if (dccg_dcn->base.ctx->asic_id.hw_internal_rev == YELLOW_CARP_B0) { + if (dccg_dcn->base.ctx->asic_id.chip_family == FAMILY_YELLOW_CARP && + dccg_dcn->base.ctx->asic_id.hw_internal_rev == YELLOW_CARP_B0) { if (src == PHYD32CLKC) src = PHYD32CLKF; if (src == PHYD32CLKD) @@ -284,19 +285,11 @@ void dccg31_enable_symclk32_le( /* select one of the PHYD32CLKs as the source for symclk32_le */ switch (hpo_le_inst) { case 0: - if (dccg->ctx->dc->debug.root_clock_optimization.bits.symclk32_le) - REG_UPDATE_2(DCCG_GATE_DISABLE_CNTL3, - SYMCLK32_LE0_GATE_DISABLE, 1, - SYMCLK32_ROOT_LE0_GATE_DISABLE, 1); REG_UPDATE_2(SYMCLK32_LE_CNTL, SYMCLK32_LE0_SRC_SEL, phyd32clk, SYMCLK32_LE0_EN, 1); break; case 1: - if (dccg->ctx->dc->debug.root_clock_optimization.bits.symclk32_le) - REG_UPDATE_2(DCCG_GATE_DISABLE_CNTL3, - SYMCLK32_LE1_GATE_DISABLE, 1, - SYMCLK32_ROOT_LE1_GATE_DISABLE, 1); REG_UPDATE_2(SYMCLK32_LE_CNTL, SYMCLK32_LE1_SRC_SEL, phyd32clk, SYMCLK32_LE1_EN, 1); @@ -319,19 +312,38 @@ void dccg31_disable_symclk32_le( REG_UPDATE_2(SYMCLK32_LE_CNTL, SYMCLK32_LE0_SRC_SEL, 0, SYMCLK32_LE0_EN, 0); - if (dccg->ctx->dc->debug.root_clock_optimization.bits.symclk32_le) - REG_UPDATE_2(DCCG_GATE_DISABLE_CNTL3, - SYMCLK32_LE0_GATE_DISABLE, 0, - SYMCLK32_ROOT_LE0_GATE_DISABLE, 0); break; case 1: REG_UPDATE_2(SYMCLK32_LE_CNTL, SYMCLK32_LE1_SRC_SEL, 0, SYMCLK32_LE1_EN, 0); - if (dccg->ctx->dc->debug.root_clock_optimization.bits.symclk32_le) - REG_UPDATE_2(DCCG_GATE_DISABLE_CNTL3, - SYMCLK32_LE1_GATE_DISABLE, 0, - SYMCLK32_ROOT_LE1_GATE_DISABLE, 0); + break; + default: + BREAK_TO_DEBUGGER(); + return; + } +} + +void dccg31_set_symclk32_le_root_clock_gating( + struct dccg *dccg, + int hpo_le_inst, + bool enable) +{ + struct dcn_dccg *dccg_dcn = TO_DCN_DCCG(dccg); + + if (!dccg->ctx->dc->debug.root_clock_optimization.bits.symclk32_le) + return; + + switch (hpo_le_inst) { + case 0: + REG_UPDATE_2(DCCG_GATE_DISABLE_CNTL3, + SYMCLK32_LE0_GATE_DISABLE, enable ? 1 : 0, + SYMCLK32_ROOT_LE0_GATE_DISABLE, enable ? 1 : 0); + break; + case 1: + REG_UPDATE_2(DCCG_GATE_DISABLE_CNTL3, + SYMCLK32_LE1_GATE_DISABLE, enable ? 1 : 0, + SYMCLK32_ROOT_LE1_GATE_DISABLE, enable ? 1 : 0); break; default: BREAK_TO_DEBUGGER(); @@ -660,10 +672,8 @@ void dccg31_init(struct dccg *dccg) dccg31_disable_symclk32_se(dccg, 2); dccg31_disable_symclk32_se(dccg, 3); - if (dccg->ctx->dc->debug.root_clock_optimization.bits.symclk32_le) { - dccg31_disable_symclk32_le(dccg, 0); - dccg31_disable_symclk32_le(dccg, 1); - } + dccg31_set_symclk32_le_root_clock_gating(dccg, 0, false); + dccg31_set_symclk32_le_root_clock_gating(dccg, 1, false); if (dccg->ctx->dc->debug.root_clock_optimization.bits.dpstream) { dccg31_disable_dpstreamclk(dccg, 0); |