diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_cx0_phy.c')
-rw-r--r-- | drivers/gpu/drm/i915/display/intel_cx0_phy.c | 82 |
1 files changed, 33 insertions, 49 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy.c b/drivers/gpu/drm/i915/display/intel_cx0_phy.c index 5fbec5784b83..884a1da36089 100644 --- a/drivers/gpu/drm/i915/display/intel_cx0_phy.c +++ b/drivers/gpu/drm/i915/display/intel_cx0_phy.c @@ -745,7 +745,6 @@ static const struct intel_c10pll_state * const mtl_c10_edp_tables[] = { /* C20 basic DP 1.4 tables */ static const struct intel_c20pll_state mtl_c20_dp_rbr = { - .link_bit_rate = 162000, .clock = 162000, .tx = { 0xbe88, /* tx cfg0 */ 0x5800, /* tx cfg1 */ @@ -771,7 +770,6 @@ static const struct intel_c20pll_state mtl_c20_dp_rbr = { }; static const struct intel_c20pll_state mtl_c20_dp_hbr1 = { - .link_bit_rate = 270000, .clock = 270000, .tx = { 0xbe88, /* tx cfg0 */ 0x4800, /* tx cfg1 */ @@ -797,7 +795,6 @@ static const struct intel_c20pll_state mtl_c20_dp_hbr1 = { }; static const struct intel_c20pll_state mtl_c20_dp_hbr2 = { - .link_bit_rate = 540000, .clock = 540000, .tx = { 0xbe88, /* tx cfg0 */ 0x4800, /* tx cfg1 */ @@ -823,7 +820,6 @@ static const struct intel_c20pll_state mtl_c20_dp_hbr2 = { }; static const struct intel_c20pll_state mtl_c20_dp_hbr3 = { - .link_bit_rate = 810000, .clock = 810000, .tx = { 0xbe88, /* tx cfg0 */ 0x4800, /* tx cfg1 */ @@ -850,8 +846,7 @@ static const struct intel_c20pll_state mtl_c20_dp_hbr3 = { /* C20 basic DP 2.0 tables */ static const struct intel_c20pll_state mtl_c20_dp_uhbr10 = { - .link_bit_rate = 1000000, /* 10 Gbps */ - .clock = 312500, + .clock = 1000000, /* 10 Gbps */ .tx = { 0xbe21, /* tx cfg0 */ 0x4800, /* tx cfg1 */ 0x0000, /* tx cfg2 */ @@ -875,8 +870,7 @@ static const struct intel_c20pll_state mtl_c20_dp_uhbr10 = { }; static const struct intel_c20pll_state mtl_c20_dp_uhbr13_5 = { - .link_bit_rate = 1350000, /* 13.5 Gbps */ - .clock = 421875, + .clock = 1350000, /* 13.5 Gbps */ .tx = { 0xbea0, /* tx cfg0 */ 0x4800, /* tx cfg1 */ 0x0000, /* tx cfg2 */ @@ -901,8 +895,7 @@ static const struct intel_c20pll_state mtl_c20_dp_uhbr13_5 = { }; static const struct intel_c20pll_state mtl_c20_dp_uhbr20 = { - .link_bit_rate = 2000000, /* 20 Gbps */ - .clock = 625000, + .clock = 2000000, /* 20 Gbps */ .tx = { 0xbe20, /* tx cfg0 */ 0x4800, /* tx cfg1 */ 0x0000, /* tx cfg2 */ @@ -1521,7 +1514,6 @@ static const struct intel_c10pll_state * const mtl_c10_hdmi_tables[] = { }; static const struct intel_c20pll_state mtl_c20_hdmi_25_175 = { - .link_bit_rate = 25175, .clock = 25175, .tx = { 0xbe88, /* tx cfg0 */ 0x9800, /* tx cfg1 */ @@ -1547,7 +1539,6 @@ static const struct intel_c20pll_state mtl_c20_hdmi_25_175 = { }; static const struct intel_c20pll_state mtl_c20_hdmi_27_0 = { - .link_bit_rate = 27000, .clock = 27000, .tx = { 0xbe88, /* tx cfg0 */ 0x9800, /* tx cfg1 */ @@ -1573,7 +1564,6 @@ static const struct intel_c20pll_state mtl_c20_hdmi_27_0 = { }; static const struct intel_c20pll_state mtl_c20_hdmi_74_25 = { - .link_bit_rate = 74250, .clock = 74250, .tx = { 0xbe88, /* tx cfg0 */ 0x9800, /* tx cfg1 */ @@ -1599,7 +1589,6 @@ static const struct intel_c20pll_state mtl_c20_hdmi_74_25 = { }; static const struct intel_c20pll_state mtl_c20_hdmi_148_5 = { - .link_bit_rate = 148500, .clock = 148500, .tx = { 0xbe88, /* tx cfg0 */ 0x9800, /* tx cfg1 */ @@ -1625,7 +1614,6 @@ static const struct intel_c20pll_state mtl_c20_hdmi_148_5 = { }; static const struct intel_c20pll_state mtl_c20_hdmi_594 = { - .link_bit_rate = 594000, .clock = 594000, .tx = { 0xbe88, /* tx cfg0 */ 0x9800, /* tx cfg1 */ @@ -1651,8 +1639,7 @@ static const struct intel_c20pll_state mtl_c20_hdmi_594 = { }; static const struct intel_c20pll_state mtl_c20_hdmi_300 = { - .link_bit_rate = 3000000, - .clock = 166670, + .clock = 3000000, .tx = { 0xbe98, /* tx cfg0 */ 0x9800, /* tx cfg1 */ 0x0000, /* tx cfg2 */ @@ -1677,8 +1664,7 @@ static const struct intel_c20pll_state mtl_c20_hdmi_300 = { }; static const struct intel_c20pll_state mtl_c20_hdmi_600 = { - .link_bit_rate = 6000000, - .clock = 333330, + .clock = 6000000, .tx = { 0xbe98, /* tx cfg0 */ 0x9800, /* tx cfg1 */ 0x0000, /* tx cfg2 */ @@ -1703,8 +1689,7 @@ static const struct intel_c20pll_state mtl_c20_hdmi_600 = { }; static const struct intel_c20pll_state mtl_c20_hdmi_800 = { - .link_bit_rate = 8000000, - .clock = 444440, + .clock = 8000000, .tx = { 0xbe98, /* tx cfg0 */ 0x9800, /* tx cfg1 */ 0x0000, /* tx cfg2 */ @@ -1729,8 +1714,7 @@ static const struct intel_c20pll_state mtl_c20_hdmi_800 = { }; static const struct intel_c20pll_state mtl_c20_hdmi_1000 = { - .link_bit_rate = 10000000, - .clock = 555560, + .clock = 10000000, .tx = { 0xbe98, /* tx cfg0 */ 0x9800, /* tx cfg1 */ 0x0000, /* tx cfg2 */ @@ -1755,8 +1739,7 @@ static const struct intel_c20pll_state mtl_c20_hdmi_1000 = { }; static const struct intel_c20pll_state mtl_c20_hdmi_1200 = { - .link_bit_rate = 12000000, - .clock = 666670, + .clock = 12000000, .tx = { 0xbe98, /* tx cfg0 */ 0x9800, /* tx cfg1 */ 0x0000, /* tx cfg2 */ @@ -2005,7 +1988,6 @@ static int intel_c20_compute_hdmi_tmds_pll(u64 pixel_clock, struct intel_c20pll_ else mpllb_ana_freq_vco = MPLLB_ANA_FREQ_VCO_0; - pll_state->link_bit_rate = pixel_clock; pll_state->clock = pixel_clock; pll_state->tx[0] = 0xbe88; pll_state->tx[1] = 0x9800; @@ -2042,7 +2024,7 @@ static int intel_c20_phy_check_hdmi_link_rate(int clock) int i; for (i = 0; tables[i]; i++) { - if (clock == tables[i]->link_bit_rate) + if (clock == tables[i]->clock) return MODE_OK; } @@ -2094,7 +2076,7 @@ static int intel_c20pll_calc_state(struct intel_crtc_state *crtc_state, return -EINVAL; for (i = 0; tables[i]; i++) { - if (crtc_state->port_clock == tables[i]->link_bit_rate) { + if (crtc_state->port_clock == tables[i]->clock) { crtc_state->cx0pll_state.c20 = *tables[i]; return 0; } @@ -2117,7 +2099,7 @@ int intel_cx0pll_calc_state(struct intel_crtc_state *crtc_state, static bool intel_c20_use_mplla(u32 clock) { /* 10G and 20G rates use MPLLA */ - if (clock == 312500 || clock == 625000) + if (clock == 1000000 || clock == 2000000) return true; return false; @@ -2220,11 +2202,11 @@ static u8 intel_c20_get_dp_rate(u32 clock) return 6; case 432000: /* 4.32 Gbps eDP */ return 7; - case 312500: /* 10 Gbps DP2.0 */ + case 1000000: /* 10 Gbps DP2.0 */ return 8; - case 421875: /* 13.5 Gbps DP2.0 */ + case 1350000: /* 13.5 Gbps DP2.0 */ return 9; - case 625000: /* 20 Gbps DP2.0*/ + case 2000000: /* 20 Gbps DP2.0 */ return 10; case 648000: /* 6.48 Gbps eDP*/ return 11; @@ -2242,13 +2224,13 @@ static u8 intel_c20_get_hdmi_rate(u32 clock) return 0; switch (clock) { - case 166670: /* 3 Gbps */ - case 333330: /* 6 Gbps */ - case 666670: /* 12 Gbps */ + case 300000: /* 3 Gbps */ + case 600000: /* 6 Gbps */ + case 1200000: /* 12 Gbps */ return 1; - case 444440: /* 8 Gbps */ + case 800000: /* 8 Gbps */ return 2; - case 555560: /* 10 Gbps */ + case 1000000: /* 10 Gbps */ return 3; default: MISSING_CASE(clock); @@ -2259,7 +2241,7 @@ static u8 intel_c20_get_hdmi_rate(u32 clock) static bool is_dp2(u32 clock) { /* DP2.0 clock rates */ - if (clock == 312500 || clock == 421875 || clock == 625000) + if (clock == 1000000 || clock == 1350000 || clock == 2000000) return true; return false; @@ -2268,11 +2250,11 @@ static bool is_dp2(u32 clock) static bool is_hdmi_frl(u32 clock) { switch (clock) { - case 166670: /* 3 Gbps */ - case 333330: /* 6 Gbps */ - case 444440: /* 8 Gbps */ - case 555560: /* 10 Gbps */ - case 666670: /* 12 Gbps */ + case 300000: /* 3 Gbps */ + case 600000: /* 6 Gbps */ + case 800000: /* 8 Gbps */ + case 1000000: /* 10 Gbps */ + case 1200000: /* 12 Gbps */ return true; default: return false; @@ -2305,6 +2287,7 @@ static void intel_c20_pll_program(struct drm_i915_private *i915, const struct intel_c20pll_state *pll_state = &crtc_state->cx0pll_state.c20; bool dp = false; int lane = crtc_state->lane_count > 2 ? INTEL_CX0_BOTH_LANES : INTEL_CX0_LANE0; + u32 clock = crtc_state->port_clock; bool cntx; int i; @@ -2343,7 +2326,7 @@ static void intel_c20_pll_program(struct drm_i915_private *i915, } /* 3.3 mpllb or mplla configuration */ - if (intel_c20_use_mplla(pll_state->clock)) { + if (intel_c20_use_mplla(clock)) { for (i = 0; i < ARRAY_SIZE(pll_state->mplla); i++) { if (cntx) intel_c20_sram_write(i915, encoder->port, INTEL_CX0_LANE0, @@ -2370,23 +2353,23 @@ static void intel_c20_pll_program(struct drm_i915_private *i915, /* 4. Program custom width to match the link protocol */ intel_cx0_rmw(i915, encoder->port, lane, PHY_C20_VDR_CUSTOM_WIDTH, PHY_C20_CUSTOM_WIDTH_MASK, - PHY_C20_CUSTOM_WIDTH(intel_get_c20_custom_width(pll_state->clock, dp)), + PHY_C20_CUSTOM_WIDTH(intel_get_c20_custom_width(clock, dp)), MB_WRITE_COMMITTED); /* 5. For DP or 6. For HDMI */ if (dp) { intel_cx0_rmw(i915, encoder->port, lane, PHY_C20_VDR_CUSTOM_SERDES_RATE, BIT(6) | PHY_C20_CUSTOM_SERDES_MASK, - BIT(6) | PHY_C20_CUSTOM_SERDES(intel_c20_get_dp_rate(pll_state->clock)), + BIT(6) | PHY_C20_CUSTOM_SERDES(intel_c20_get_dp_rate(clock)), MB_WRITE_COMMITTED); } else { intel_cx0_rmw(i915, encoder->port, lane, PHY_C20_VDR_CUSTOM_SERDES_RATE, BIT(7) | PHY_C20_CUSTOM_SERDES_MASK, - is_hdmi_frl(pll_state->clock) ? BIT(7) : 0, + is_hdmi_frl(clock) ? BIT(7) : 0, MB_WRITE_COMMITTED); intel_cx0_write(i915, encoder->port, INTEL_CX0_BOTH_LANES, PHY_C20_VDR_HDMI_RATE, - intel_c20_get_hdmi_rate(pll_state->clock), + intel_c20_get_hdmi_rate(clock), MB_WRITE_COMMITTED); } @@ -2485,7 +2468,8 @@ static void intel_program_port_clock_ctl(struct intel_encoder *encoder, val |= XELPDP_FORWARD_CLOCK_UNGATE; - if (is_hdmi_frl(crtc_state->port_clock)) + if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI) && + is_hdmi_frl(crtc_state->port_clock)) val |= XELPDP_DDI_CLOCK_SELECT(XELPDP_DDI_CLOCK_SELECT_DIV18CLK); else val |= XELPDP_DDI_CLOCK_SELECT(XELPDP_DDI_CLOCK_SELECT_MAXPCLK); |