Lines Matching +full:needs +full:- +full:hpd
2 * Copyright 2012-2023 Advanced Micro Devices, Inc.
61 * MAX_SURFACES - representative of the upper bound of surfaces that can be piped to a single CRTC
65 * MAX_PLANES - representative of the upper bound of planes that are supported by the HW
118 // for example, 1080p -> 8K is 4.0, or 4000 raw value
126 // for example, 8K -> 1080p is 0.25, or 250 raw value
138 * DOC: color-management-caps
143 * abstracted HW. DCE 5-12 had almost no important changes, but starting with
150 * struct rom_curve_caps - predefined transfer function caps for degamma and regamma
166 * struct dpp_color_caps - color pipeline capabilities for display pipe and
171 * just plain 256-entry lookup
180 * @dgam_rom_for_yuv: pre-defined degamma LUT for YUV planes
181 * @dgam_rom_caps: pre-definied curve caps for degamma 1D LUT
182 * @ogam_rom_caps: pre-definied curve caps for regamma 1D LUT
230 * struct mpc_color_caps - color pipeline capabilities for multiple pipe and
239 * @ogam_rom_caps: pre-definied curve caps for regamma 1D LUT
258 * struct dc_color_caps - color pipes capabilities for DPP and MPC hw blocks
436 * re-programming however do not affect bandwidth consumption or clock
445 * gamma need to be adjusted or pipe needs to be turned on (or disconnected) we do
582 INGAME_FAMS_SINGLE_DISP_ENABLE, // enable in-game fams
583 INGAME_FAMS_DISABLE, // disable in-game fams
584 INGAME_FAMS_MULTI_DISP_ENABLE, //enable in-game fams for multi-display
585 …INGAME_FAMS_MULTI_DISP_CLAMPED_ONLY, //enable in-game fams for multi-display only for clamped RR s…
589 * enum pipe_split_policy - Pipe split strategy supported by DCN
597 * pipe in order to bring the best trade-off between performance and
629 DCN_PWR_STATE_UNKNOWN = -1,
644 * struct dc_clocks - DC pipe clocks
717 unsigned long long start_tick = dc->debug.bw_val_profile.enable ? \
718 dm_get_timestamp(dc->ctx) : 0
721 if (dc->debug.bw_val_profile.enable) \
722 dc->debug.bw_val_profile.total_count++
725 if (dc->debug.bw_val_profile.enable) { \
727 voltage_level_tick = dm_get_timestamp(dc->ctx); \
728 dc->debug.bw_val_profile.skip_ ## status ## _count++; \
732 if (dc->debug.bw_val_profile.enable) \
733 voltage_level_tick = dm_get_timestamp(dc->ctx)
736 if (dc->debug.bw_val_profile.enable) \
737 watermark_tick = dm_get_timestamp(dc->ctx)
740 if (dc->debug.bw_val_profile.enable) { \
741 end_tick = dm_get_timestamp(dc->ctx); \
742 dc->debug.bw_val_profile.total_ticks += end_tick - start_tick; \
743 dc->debug.bw_val_profile.voltage_level_ticks += voltage_level_tick - start_tick; \
745 dc->debug.bw_val_profile.watermark_ticks += watermark_tick - voltage_level_tick; \
746 dc->debug.bw_val_profile.rq_dlg_ticks += end_tick - watermark_tick; \
850 * 15-2: reserved
851 * 31-16: timeout in ms
924 * struct dc_debug_options - DC debug struct
1040 /* TODO - remove once tested */
1492 * The currently active signal type (HDMI, DP-SST, DP-MST) is also reported.
1522 bool hpd_status; /* HPD status of link without physical HPD pin. */
1523 bool is_hpd_pending; /* Indicates a new received hpd */
1566 * Pending allows link HWSS to differentiate PHY vs non-PHY pattern,
1570 * pending_test_pattern will be invalid or contain a non-PHY test pattern
1779 * Color Transformations for pre-blend MCM (Shaper, 3DLUT, 1DLUT)
1811 * struct dc_validation_set - Struct to store surface/stream associations for validation
1886 * return - minimum required timing bandwidth in kbps.
1918 * recommended to call this function as the first link operation upon HPD event
1924 * @reason - Indicate which event triggers this detection. dc may customize
1926 * return false - if detection is not fully completed. This could happen when
1929 * link->connection_type == dc_connection_mst_branch when returning false).
1930 * return true - detection is completed, link has been fully updated with latest
1942 * @dc_link - link the remote sink will be added to.
1943 * @edid - byte array of EDID raw data.
1944 * @len - size of the edid in byte
1945 * @init_data -
1954 * @link - link the sink should be removed from
1955 * @sink - sink to be removed.
1961 /* Enable HPD interrupt handler for a given link */
1964 /* Disable HPD interrupt handler for a given link */
1969 * @type - dc_connection_single if connected, dc_connection_none otherwise.
1970 * return - false if an unexpected error occurs, true otherwise.
1980 /* query current hpd pin value
1981 * return - true HPD is asserted (HPD high), false otherwise (HPD low)
1989 /* enable/disable hardware HPD filter.
1991 * @link - The link the HPD pin is associated with.
1992 * @enable = true - enable hardware HPD filter. HPD event will only queued to irq
1993 * handler once after no HPD change has been detected within dc default HPD
1994 * filtering interval since last HPD event. i.e if display keeps toggling hpd
1995 * pulses within default HPD interval, no HPD event will be received until HPD
1996 * toggles have stopped. Then HPD event will be queued to irq handler once after
1997 * dc default HPD filtering interval since last HPD event.
1999 * @enable = false - disable hardware HPD filter. HPD event will be queued
2000 * immediately to irq handler after no HPD change has been detected within
2001 * IRQ_HPD (aka HPD short pulse) interval (i.e 2ms).
2006 * @link_index - index to a link with ddc in i2c mode
2007 * @cmd - i2c command structure
2008 * return - true if success, false otherwise.
2016 * @link_index - index to a link with ddc in i2c mode
2017 * @cmd - i2c command structure
2018 * return - true if success, false otherwise.
2026 * retries or handle error states. The reply is returned in the payload->reply
2028 * transferred,or -1 on a failure.
2048 * TODO - When defer_handling is true the function will have a different purpose.
2049 * It no longer does complete hpd rx irq handling. We should create a separate
2053 * true - Downstream port status changed. DM should call DC to do the
2055 * false - no change in Downstream port status. No further action required
2069 /* Determine if hpd rx irq should be handled or ignored
2070 * return true - hpd rx irq should be handled.
2071 * return false - it is safe to ignore hpd rx irq event
2076 * @link - link the hpd irq data associated with
2077 * @hpd_irq_dpcd_data - input hpd irq data
2078 * return - true if hpd irq data indicates a link lost
2083 /* Read hpd rx irq data from a given link
2084 * @link - link where the hpd irq data should be read from
2085 * @irq_data - output hpd irq data
2086 * return - DC_OK if hpd irq data is read successfully, otherwise hpd irq data
2096 * TODO - in the future we should consider to expand link resume interface to
2111 * return - total effective link bandwidth in kbps.
2129 * return - min hblank size in bytes, 0 if 8b/10b SST.
2139 * DM needs to capture a snapshot of current link resource allocation mapping
2155 * DM needs to call this function after initial link detection on boot and
2169 * interface i.e stream_update->dsc_config
2177 * @link - current detected link
2178 * @req_bw - requested bandwidth in kbps
2179 * @link_settings - returned most optimal link settings that can fit the
2181 * return - false if link can't support requested bandwidth, true if link
2195 * format will be used. The decision will remain unchanged until next HPD event.
2197 * @link - a link with DP RX connection
2198 * return - if stream is committed to this link with MST signal type, type of
2207 * @link - a link with DP RX connection
2208 * return - max dp link settings the link can enable.
2216 * @link - a link with DP RX connection
2217 * return - highest encoding format link supports.
2223 * @link - a link with dp connector signal type
2224 * return - true if connected, false otherwise
2228 /* Force DP lane settings update to main-link video signal and notify the change
2233 * @lt_settings - a container structure with desired hw_lane_settings
2240 * test or debugging purpose. The test pattern will remain until next un-plug.
2242 * @link - active link with DP signal output enabled.
2243 * @test_pattern - desired test pattern to output.
2245 * @test_pattern_color_space - for video test pattern choose a desired color
2247 * @p_link_settings - For PHY pattern choose a desired link settings
2248 * @p_custom_pattern - some test pattern will require a custom input to
2250 * @cust_pattern_size - size of the custom pattern input.
2275 * @link_settings - if not NULL, force preferred link settings to the link.
2276 * @lt_override - a set of override pointers. If any pointer is none NULL, dc
2288 /* return - true if FEC is supported with connected DP RX, false otherwise */
2293 * return - true if FEC should be enabled, false otherwise.
2304 * NOTE: this interface doesn't update dp main-link. Calling this function will
2305 * cause DP TX main-link and DP RX power states out of sync. DM has to restore
2308 * @on - true to set DP RX in D0 power state, false to set DP RX in D3 power
2313 /* Force link to read base dp receiver caps from dpcd 000h - 00Fh and overwrite
2314 * current value read from extended receiver cap from 02200h - 0220Fh.
2331 /* Set/get nits-based backlight level of an embedded panel (eDP, LVDS). */
2377 * return - true if trace is initialized and has valid data. False dp trace
2398 * @in_detection - true to get link training end time stamp of last link
2406 * @in_detection - true to get link training count of last link
2420 * Send a request from DP-Tx requesting to allocate BW remotely after
2434 * Unplug => de-allocate bw
2451 /* Sink Interfaces - A sink corresponds to a display output device */
2456 // 8 byte port ID -> ELD.PortID
2458 // 128bit GUID in binary formufacturer name -> ELD.ManufacturerName
2460 // 2 byte product code -> ELD.ProductCode