diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_bios.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_bios.c | 220 |
1 files changed, 69 insertions, 151 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index 04b846440de6..e54febd34ca9 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -1084,6 +1084,12 @@ parse_lfp_backlight(struct drm_i915_private *i915, panel->vbt.backlight.min_brightness = entry->min_brightness; } + if (i915->display.vbt.version >= 239) + panel->vbt.backlight.hdr_dpcd_refresh_timeout = + DIV_ROUND_UP(backlight_data->hdr_dpcd_refresh_timeout[panel_type], 100); + else + panel->vbt.backlight.hdr_dpcd_refresh_timeout = 30; + drm_dbg_kms(&i915->drm, "VBT backlight PWM modulation frequency %u Hz, " "active %s, min brightness %u, level %u, controller %u\n", @@ -1202,9 +1208,7 @@ child_device_ptr(const struct bdb_general_definitions *defs, int i) static void parse_sdvo_device_mapping(struct drm_i915_private *i915) { - struct sdvo_device_mapping *mapping; const struct intel_bios_encoder_data *devdata; - const struct child_device_config *child; int count = 0; /* @@ -1217,7 +1221,8 @@ parse_sdvo_device_mapping(struct drm_i915_private *i915) } list_for_each_entry(devdata, &i915->display.vbt.display_devices, node) { - child = &devdata->child; + const struct child_device_config *child = &devdata->child; + struct sdvo_device_mapping *mapping; if (child->slave_addr != SLAVE_ADDR1 && child->slave_addr != SLAVE_ADDR2) { @@ -2075,7 +2080,6 @@ parse_compression_parameters(struct drm_i915_private *i915) { const struct bdb_compression_parameters *params; struct intel_bios_encoder_data *devdata; - const struct child_device_config *child; u16 block_size; int index; @@ -2100,7 +2104,7 @@ parse_compression_parameters(struct drm_i915_private *i915) } list_for_each_entry(devdata, &i915->display.vbt.display_devices, node) { - child = &devdata->child; + const struct child_device_config *child = &devdata->child; if (!child->compression_enable) continue; @@ -2226,14 +2230,14 @@ static u8 map_ddc_pin(struct drm_i915_private *i915, u8 vbt_pin) static enum port get_port_by_ddc_pin(struct drm_i915_private *i915, u8 ddc_pin) { - const struct intel_bios_encoder_data *devdata; enum port port; if (!ddc_pin) return PORT_NONE; for_each_port(port) { - devdata = i915->display.vbt.ports[port]; + const struct intel_bios_encoder_data *devdata = + i915->display.vbt.ports[port]; if (devdata && ddc_pin == devdata->child.ddc_pin) return port; @@ -2292,14 +2296,14 @@ static void sanitize_ddc_pin(struct intel_bios_encoder_data *devdata, static enum port get_port_by_aux_ch(struct drm_i915_private *i915, u8 aux_ch) { - const struct intel_bios_encoder_data *devdata; enum port port; if (!aux_ch) return PORT_NONE; for_each_port(port) { - devdata = i915->display.vbt.ports[port]; + const struct intel_bios_encoder_data *devdata = + i915->display.vbt.ports[port]; if (devdata && aux_ch == devdata->child.aux_channel) return port; @@ -2522,7 +2526,7 @@ static int parse_bdb_216_dp_max_link_rate(const int vbt_max_link_rate) } } -static int _intel_bios_dp_max_link_rate(const struct intel_bios_encoder_data *devdata) +int intel_bios_dp_max_link_rate(const struct intel_bios_encoder_data *devdata) { if (!devdata || devdata->i915->display.vbt.version < 216) return 0; @@ -2533,7 +2537,7 @@ static int _intel_bios_dp_max_link_rate(const struct intel_bios_encoder_data *de return parse_bdb_216_dp_max_link_rate(devdata->child.dp_max_link_rate); } -static int _intel_bios_dp_max_lane_count(const struct intel_bios_encoder_data *devdata) +int intel_bios_dp_max_lane_count(const struct intel_bios_encoder_data *devdata) { if (!devdata || devdata->i915->display.vbt.version < 244) return 0; @@ -2587,7 +2591,7 @@ intel_bios_encoder_supports_dp(const struct intel_bios_encoder_data *devdata) return devdata->child.device_type & DEVICE_TYPE_DISPLAYPORT_OUTPUT; } -static bool +bool intel_bios_encoder_supports_edp(const struct intel_bios_encoder_data *devdata) { return intel_bios_encoder_supports_dp(devdata) && @@ -2600,7 +2604,14 @@ intel_bios_encoder_supports_dsi(const struct intel_bios_encoder_data *devdata) return devdata->child.device_type & DEVICE_TYPE_MIPI_OUTPUT; } -static int _intel_bios_hdmi_level_shift(const struct intel_bios_encoder_data *devdata) +bool +intel_bios_encoder_is_lspcon(const struct intel_bios_encoder_data *devdata) +{ + return devdata && HAS_LSPCON(devdata->i915) && devdata->child.lspcon; +} + +/* This is an index in the HDMI/DVI DDI buffer translation table, or -1 */ +int intel_bios_hdmi_level_shift(const struct intel_bios_encoder_data *devdata) { if (!devdata || devdata->i915->display.vbt.version < 158) return -1; @@ -2608,7 +2619,7 @@ static int _intel_bios_hdmi_level_shift(const struct intel_bios_encoder_data *de return devdata->child.hdmi_level_shifter_value; } -static int _intel_bios_max_tmds_clock(const struct intel_bios_encoder_data *devdata) +int intel_bios_hdmi_max_tmds_clock(const struct intel_bios_encoder_data *devdata) { if (!devdata || devdata->i915->display.vbt.version < 204) return 0; @@ -2666,37 +2677,37 @@ static void print_ddi_port(const struct intel_bios_encoder_data *devdata, drm_dbg_kms(&i915->drm, "Port %c VBT info: CRT:%d DVI:%d HDMI:%d DP:%d eDP:%d DSI:%d LSPCON:%d USB-Type-C:%d TBT:%d DSC:%d\n", port_name(port), is_crt, is_dvi, is_hdmi, is_dp, is_edp, is_dsi, - HAS_LSPCON(i915) && child->lspcon, + intel_bios_encoder_is_lspcon(devdata), supports_typec_usb, supports_tbt, devdata->dsc != NULL); - hdmi_level_shift = _intel_bios_hdmi_level_shift(devdata); + hdmi_level_shift = intel_bios_hdmi_level_shift(devdata); if (hdmi_level_shift >= 0) { drm_dbg_kms(&i915->drm, "Port %c VBT HDMI level shift: %d\n", port_name(port), hdmi_level_shift); } - max_tmds_clock = _intel_bios_max_tmds_clock(devdata); + max_tmds_clock = intel_bios_hdmi_max_tmds_clock(devdata); if (max_tmds_clock) drm_dbg_kms(&i915->drm, "Port %c VBT HDMI max TMDS clock: %d kHz\n", port_name(port), max_tmds_clock); /* I_boost config for SKL and above */ - dp_boost_level = intel_bios_encoder_dp_boost_level(devdata); + dp_boost_level = intel_bios_dp_boost_level(devdata); if (dp_boost_level) drm_dbg_kms(&i915->drm, "Port %c VBT (e)DP boost level: %d\n", port_name(port), dp_boost_level); - hdmi_boost_level = intel_bios_encoder_hdmi_boost_level(devdata); + hdmi_boost_level = intel_bios_hdmi_boost_level(devdata); if (hdmi_boost_level) drm_dbg_kms(&i915->drm, "Port %c VBT HDMI boost level: %d\n", port_name(port), hdmi_boost_level); - dp_max_link_rate = _intel_bios_dp_max_link_rate(devdata); + dp_max_link_rate = intel_bios_dp_max_link_rate(devdata); if (dp_max_link_rate) drm_dbg_kms(&i915->drm, "Port %c VBT DP max link rate: %d\n", @@ -2811,7 +2822,7 @@ parse_general_definitions(struct drm_i915_private *i915) expected_size = 37; } else if (i915->display.vbt.version <= 215) { expected_size = 38; - } else if (i915->display.vbt.version <= 237) { + } else if (i915->display.vbt.version <= 250) { expected_size = 39; } else { expected_size = sizeof(*child); @@ -3306,7 +3317,6 @@ void intel_bios_fini_panel(struct intel_panel *panel) bool intel_bios_is_tv_present(struct drm_i915_private *i915) { const struct intel_bios_encoder_data *devdata; - const struct child_device_config *child; if (!i915->display.vbt.int_tv_support) return false; @@ -3315,7 +3325,7 @@ bool intel_bios_is_tv_present(struct drm_i915_private *i915) return true; list_for_each_entry(devdata, &i915->display.vbt.display_devices, node) { - child = &devdata->child; + const struct child_device_config *child = &devdata->child; /* * If the device type is not TV, continue. @@ -3349,13 +3359,12 @@ bool intel_bios_is_tv_present(struct drm_i915_private *i915) bool intel_bios_is_lvds_present(struct drm_i915_private *i915, u8 *i2c_pin) { const struct intel_bios_encoder_data *devdata; - const struct child_device_config *child; if (list_empty(&i915->display.vbt.display_devices)) return true; list_for_each_entry(devdata, &i915->display.vbt.display_devices, node) { - child = &devdata->child; + const struct child_device_config *child = &devdata->child; /* If the device type is not LFP, continue. * We have to check both the new identifiers as well as the @@ -3397,25 +3406,22 @@ bool intel_bios_is_lvds_present(struct drm_i915_private *i915, u8 *i2c_pin) */ bool intel_bios_is_port_present(struct drm_i915_private *i915, enum port port) { + const struct intel_bios_encoder_data *devdata; + if (WARN_ON(!has_ddi_port_info(i915))) return true; - return i915->display.vbt.ports[port]; -} + if (!is_port_valid(i915, port)) + return false; -/** - * intel_bios_is_port_edp - is the device in given port eDP - * @i915: i915 device instance - * @port: port to check - * - * Return true if the device in %port is eDP. - */ -bool intel_bios_is_port_edp(struct drm_i915_private *i915, enum port port) -{ - const struct intel_bios_encoder_data *devdata = - intel_bios_encoder_data_lookup(i915, port); + list_for_each_entry(devdata, &i915->display.vbt.display_devices, node) { + const struct child_device_config *child = &devdata->child; + + if (dvo_port_to_port(i915, child->dvo_port) == port) + return true; + } - return devdata && intel_bios_encoder_supports_edp(devdata); + return false; } static bool intel_bios_encoder_supports_dp_dual_mode(const struct intel_bios_encoder_data *devdata) @@ -3457,17 +3463,14 @@ bool intel_bios_is_dsi_present(struct drm_i915_private *i915, enum port *port) { const struct intel_bios_encoder_data *devdata; - const struct child_device_config *child; - u8 dvo_port; list_for_each_entry(devdata, &i915->display.vbt.display_devices, node) { - child = &devdata->child; + const struct child_device_config *child = &devdata->child; + u8 dvo_port = child->dvo_port; if (!(child->device_type & DEVICE_TYPE_MIPI_OUTPUT)) continue; - dvo_port = child->dvo_port; - if (dsi_dvo_port_to_port(i915, dvo_port) == PORT_NONE) { drm_dbg_kms(&i915->drm, "VBT has unsupported DSI port %c\n", @@ -3554,10 +3557,9 @@ bool intel_bios_get_dsc_params(struct intel_encoder *encoder, { struct drm_i915_private *i915 = to_i915(encoder->base.dev); const struct intel_bios_encoder_data *devdata; - const struct child_device_config *child; list_for_each_entry(devdata, &i915->display.vbt.display_devices, node) { - child = &devdata->child; + const struct child_device_config *child = &devdata->child; if (!(child->device_type & DEVICE_TYPE_MIPI_OUTPUT)) continue; @@ -3576,73 +3578,10 @@ bool intel_bios_get_dsc_params(struct intel_encoder *encoder, return false; } -/** - * intel_bios_is_port_hpd_inverted - is HPD inverted for %port - * @i915: i915 device instance - * @port: port to check - * - * Return true if HPD should be inverted for %port. - */ -bool -intel_bios_is_port_hpd_inverted(const struct drm_i915_private *i915, - enum port port) +static enum aux_ch map_aux_ch(struct drm_i915_private *i915, u8 aux_channel) { - const struct intel_bios_encoder_data *devdata = i915->display.vbt.ports[port]; - - if (drm_WARN_ON_ONCE(&i915->drm, - !IS_GEMINILAKE(i915) && !IS_BROXTON(i915))) - return false; - - return devdata && devdata->child.hpd_invert; -} - -/** - * intel_bios_is_lspcon_present - if LSPCON is attached on %port - * @i915: i915 device instance - * @port: port to check - * - * Return true if LSPCON is present on this port - */ -bool -intel_bios_is_lspcon_present(const struct drm_i915_private *i915, - enum port port) -{ - const struct intel_bios_encoder_data *devdata = i915->display.vbt.ports[port]; - - return HAS_LSPCON(i915) && devdata && devdata->child.lspcon; -} - -/** - * intel_bios_is_lane_reversal_needed - if lane reversal needed on port - * @i915: i915 device instance - * @port: port to check - * - * Return true if port requires lane reversal - */ -bool -intel_bios_is_lane_reversal_needed(const struct drm_i915_private *i915, - enum port port) -{ - const struct intel_bios_encoder_data *devdata = i915->display.vbt.ports[port]; - - return devdata && devdata->child.lane_reversal; -} - -enum aux_ch intel_bios_port_aux_ch(struct drm_i915_private *i915, - enum port port) -{ - const struct intel_bios_encoder_data *devdata = i915->display.vbt.ports[port]; enum aux_ch aux_ch; - if (!devdata || !devdata->child.aux_channel) { - aux_ch = (enum aux_ch)port; - - drm_dbg_kms(&i915->drm, - "using AUX %c for port %c (platform default)\n", - aux_ch_name(aux_ch), port_name(port)); - return aux_ch; - } - /* * RKL/DG1 VBT uses PHY based mapping. Combo PHYs A,B,C,D * map to DDI A,B,TC1,TC2 respectively. @@ -3650,7 +3589,7 @@ enum aux_ch intel_bios_port_aux_ch(struct drm_i915_private *i915, * ADL-S VBT uses PHY based mapping. Combo PHYs A,B,C,D,E * map to DDI A,TC1,TC2,TC3,TC4 respectively. */ - switch (devdata->child.aux_channel) { + switch (aux_channel) { case DP_AUX_A: aux_ch = AUX_CH_A; break; @@ -3711,35 +3650,23 @@ enum aux_ch intel_bios_port_aux_ch(struct drm_i915_private *i915, aux_ch = AUX_CH_I; break; default: - MISSING_CASE(devdata->child.aux_channel); + MISSING_CASE(aux_channel); aux_ch = AUX_CH_A; break; } - drm_dbg_kms(&i915->drm, "using AUX %c for port %c (VBT)\n", - aux_ch_name(aux_ch), port_name(port)); - return aux_ch; } -int intel_bios_max_tmds_clock(struct intel_encoder *encoder) +enum aux_ch intel_bios_dp_aux_ch(const struct intel_bios_encoder_data *devdata) { - struct drm_i915_private *i915 = to_i915(encoder->base.dev); - const struct intel_bios_encoder_data *devdata = i915->display.vbt.ports[encoder->port]; + if (!devdata || !devdata->child.aux_channel) + return AUX_CH_NONE; - return _intel_bios_max_tmds_clock(devdata); + return map_aux_ch(devdata->i915, devdata->child.aux_channel); } -/* This is an index in the HDMI/DVI DDI buffer translation table, or -1 */ -int intel_bios_hdmi_level_shift(struct intel_encoder *encoder) -{ - struct drm_i915_private *i915 = to_i915(encoder->base.dev); - const struct intel_bios_encoder_data *devdata = i915->display.vbt.ports[encoder->port]; - - return _intel_bios_hdmi_level_shift(devdata); -} - -int intel_bios_encoder_dp_boost_level(const struct intel_bios_encoder_data *devdata) +int intel_bios_dp_boost_level(const struct intel_bios_encoder_data *devdata) { if (!devdata || devdata->i915->display.vbt.version < 196 || !devdata->child.iboost) return 0; @@ -3747,7 +3674,7 @@ int intel_bios_encoder_dp_boost_level(const struct intel_bios_encoder_data *devd return translate_iboost(devdata->child.dp_iboost_level); } -int intel_bios_encoder_hdmi_boost_level(const struct intel_bios_encoder_data *devdata) +int intel_bios_hdmi_boost_level(const struct intel_bios_encoder_data *devdata) { if (!devdata || devdata->i915->display.vbt.version < 196 || !devdata->child.iboost) return 0; @@ -3755,31 +3682,12 @@ int intel_bios_encoder_hdmi_boost_level(const struct intel_bios_encoder_data *de return translate_iboost(devdata->child.hdmi_iboost_level); } -int intel_bios_dp_max_link_rate(struct intel_encoder *encoder) -{ - struct drm_i915_private *i915 = to_i915(encoder->base.dev); - const struct intel_bios_encoder_data *devdata = i915->display.vbt.ports[encoder->port]; - - return _intel_bios_dp_max_link_rate(devdata); -} - -int intel_bios_dp_max_lane_count(struct intel_encoder *encoder) -{ - struct drm_i915_private *i915 = to_i915(encoder->base.dev); - const struct intel_bios_encoder_data *devdata = i915->display.vbt.ports[encoder->port]; - - return _intel_bios_dp_max_lane_count(devdata); -} - -int intel_bios_alternate_ddc_pin(struct intel_encoder *encoder) +int intel_bios_hdmi_ddc_pin(const struct intel_bios_encoder_data *devdata) { - struct drm_i915_private *i915 = to_i915(encoder->base.dev); - const struct intel_bios_encoder_data *devdata = i915->display.vbt.ports[encoder->port]; - if (!devdata || !devdata->child.ddc_pin) return 0; - return map_ddc_pin(i915, devdata->child.ddc_pin); + return map_ddc_pin(devdata->i915, devdata->child.ddc_pin); } bool intel_bios_encoder_supports_typec_usb(const struct intel_bios_encoder_data *devdata) @@ -3792,6 +3700,16 @@ bool intel_bios_encoder_supports_tbt(const struct intel_bios_encoder_data *devda return devdata->i915->display.vbt.version >= 209 && devdata->child.tbt; } +bool intel_bios_encoder_lane_reversal(const struct intel_bios_encoder_data *devdata) +{ + return devdata && devdata->child.lane_reversal; +} + +bool intel_bios_encoder_hpd_invert(const struct intel_bios_encoder_data *devdata) +{ + return devdata && devdata->child.hpd_invert; +} + const struct intel_bios_encoder_data * intel_bios_encoder_data_lookup(struct drm_i915_private *i915, enum port port) { |