| 27,46 → 27,46 |
|---|
| struct i915_params i915 __read_mostly = { |
| .modeset = 1, |
| .panel_ignore_lid = 1, |
| .powersave = 1, |
| .semaphores = -1, |
| .lvds_downclock = 0, |
| .lvds_channel_mode = 0, |
| .panel_use_ssc = -1, |
| .vbt_sdvo_panel_type = -1, |
| .enable_rc6 = -1, |
| .enable_fbc = -1, |
| .enable_execlists = 0, |
| .enable_execlists = -1, |
| .enable_hangcheck = true, |
| .enable_ppgtt = 1, |
| .enable_ppgtt = -1, |
| .enable_psr = 0, |
| .preliminary_hw_support = IS_ENABLED(CONFIG_DRM_I915_PRELIMINARY_HW_SUPPORT), |
| .disable_power_well = 1, |
| .disable_power_well = -1, |
| .enable_ips = 1, |
| .fastboot = 1, |
| .prefault_disable = 0, |
| .load_detect_test = 0, |
| .reset = true, |
| .invert_brightness = 0, |
| .disable_display = 0, |
| .enable_cmd_parser = 0, |
| .disable_vtd_wa = 0, |
| .disable_vtd_wa = 1, |
| .use_mmio_flip = 0, |
| .mmio_debug = 0, |
| .verbose_state_checks = 1, |
| .nuclear_pageflip = 0, |
| .edp_vswing = 0, |
| .enable_guc_submission = false, |
| .guc_log_level = -1, |
| }; |
| |
| module_param_named(modeset, i915.modeset, int, 0400); |
| MODULE_PARM_DESC(modeset, |
| "Use kernel modesetting [KMS] (0=DRM_I915_KMS from .config, " |
| "Use kernel modesetting [KMS] (0=disable, " |
| "1=on, -1=force vga console preference [default])"); |
| |
| module_param_named(panel_ignore_lid, i915.panel_ignore_lid, int, 0600); |
| module_param_named_unsafe(panel_ignore_lid, i915.panel_ignore_lid, int, 0600); |
| MODULE_PARM_DESC(panel_ignore_lid, |
| "Override lid status (0=autodetect, 1=autodetect disabled [default], " |
| "-1=force lid closed, -2=force lid open)"); |
| |
| module_param_named(powersave, i915.powersave, int, 0600); |
| MODULE_PARM_DESC(powersave, |
| "Enable powersavings, fbc, downclocking, etc. (default: true)"); |
| |
| module_param_named_unsafe(semaphores, i915.semaphores, int, 0400); |
| MODULE_PARM_DESC(semaphores, |
| "Use semaphores for inter-ring sync " |
| 85,30 → 85,25 |
|---|
| "Enable frame buffer compression for power savings " |
| "(default: -1 (use per-chip default))"); |
| |
| module_param_named(lvds_downclock, i915.lvds_downclock, int, 0400); |
| MODULE_PARM_DESC(lvds_downclock, |
| "Use panel (LVDS/eDP) downclocking for power savings " |
| "(default: false)"); |
| |
| module_param_named(lvds_channel_mode, i915.lvds_channel_mode, int, 0600); |
| module_param_named_unsafe(lvds_channel_mode, i915.lvds_channel_mode, int, 0600); |
| MODULE_PARM_DESC(lvds_channel_mode, |
| "Specify LVDS channel mode " |
| "(0=probe BIOS [default], 1=single-channel, 2=dual-channel)"); |
| |
| module_param_named(lvds_use_ssc, i915.panel_use_ssc, int, 0600); |
| module_param_named_unsafe(lvds_use_ssc, i915.panel_use_ssc, int, 0600); |
| MODULE_PARM_DESC(lvds_use_ssc, |
| "Use Spread Spectrum Clock with panels [LVDS/eDP] " |
| "(default: auto from VBT)"); |
| |
| module_param_named(vbt_sdvo_panel_type, i915.vbt_sdvo_panel_type, int, 0600); |
| module_param_named_unsafe(vbt_sdvo_panel_type, i915.vbt_sdvo_panel_type, int, 0600); |
| MODULE_PARM_DESC(vbt_sdvo_panel_type, |
| "Override/Ignore selection of SDVO panel mode in the VBT " |
| "(-2=ignore, -1=auto [default], index in VBT BIOS table)"); |
| |
| module_param_named(reset, i915.reset, bool, 0600); |
| module_param_named_unsafe(reset, i915.reset, bool, 0600); |
| MODULE_PARM_DESC(reset, "Attempt GPU resets (default: true)"); |
| |
| module_param_named(enable_hangcheck, i915.enable_hangcheck, bool, 0644); |
| module_param_named_unsafe(enable_hangcheck, i915.enable_hangcheck, bool, 0644); |
| MODULE_PARM_DESC(enable_hangcheck, |
| "Periodically check GPU activity for detecting hangs. " |
| "WARNING: Disabling this can cause system wide hangs. " |
| 119,23 → 114,24 |
|---|
| "Override PPGTT usage. " |
| "(-1=auto [default], 0=disabled, 1=aliasing, 2=full)"); |
| |
| module_param_named(enable_execlists, i915.enable_execlists, int, 0400); |
| module_param_named_unsafe(enable_execlists, i915.enable_execlists, int, 0400); |
| MODULE_PARM_DESC(enable_execlists, |
| "Override execlists usage. " |
| "(-1=auto, 0=disabled [default], 1=enabled)"); |
| "(-1=auto [default], 0=disabled, 1=enabled)"); |
| |
| module_param_named(enable_psr, i915.enable_psr, int, 0600); |
| module_param_named_unsafe(enable_psr, i915.enable_psr, int, 0600); |
| MODULE_PARM_DESC(enable_psr, "Enable PSR (default: false)"); |
| |
| module_param_named(preliminary_hw_support, i915.preliminary_hw_support, int, 0600); |
| module_param_named_unsafe(preliminary_hw_support, i915.preliminary_hw_support, int, 0600); |
| MODULE_PARM_DESC(preliminary_hw_support, |
| "Enable preliminary hardware support."); |
| |
| module_param_named(disable_power_well, i915.disable_power_well, int, 0600); |
| module_param_named_unsafe(disable_power_well, i915.disable_power_well, int, 0600); |
| MODULE_PARM_DESC(disable_power_well, |
| "Disable the power well when possible (default: true)"); |
| "Disable display power wells when possible " |
| "(-1=auto [default], 0=power wells always on, 1=power wells disabled when possible)"); |
| |
| module_param_named(enable_ips, i915.enable_ips, int, 0600); |
| module_param_named_unsafe(enable_ips, i915.enable_ips, int, 0600); |
| MODULE_PARM_DESC(enable_ips, "Enable IPS (default: true)"); |
| |
| module_param_named(fastboot, i915.fastboot, bool, 0600); |
| 142,12 → 138,17 |
|---|
| MODULE_PARM_DESC(fastboot, |
| "Try to skip unnecessary mode sets at boot time (default: false)"); |
| |
| module_param_named(prefault_disable, i915.prefault_disable, bool, 0600); |
| module_param_named_unsafe(prefault_disable, i915.prefault_disable, bool, 0600); |
| MODULE_PARM_DESC(prefault_disable, |
| "Disable page prefaulting for pread/pwrite/reloc (default:false). " |
| "For developers only."); |
| |
| module_param_named(invert_brightness, i915.invert_brightness, int, 0600); |
| module_param_named_unsafe(load_detect_test, i915.load_detect_test, bool, 0600); |
| MODULE_PARM_DESC(load_detect_test, |
| "Force-enable the VGA load detect code for testing (default:false). " |
| "For developers only."); |
| |
| module_param_named_unsafe(invert_brightness, i915.invert_brightness, int, 0600); |
| MODULE_PARM_DESC(invert_brightness, |
| "Invert backlight brightness " |
| "(-1 force normal, 0 machine defaults, 1 force inversion), please " |
| 158,18 → 159,40 |
|---|
| module_param_named(disable_display, i915.disable_display, bool, 0600); |
| MODULE_PARM_DESC(disable_display, "Disable display (default: false)"); |
| |
| module_param_named(disable_vtd_wa, i915.disable_vtd_wa, bool, 0600); |
| module_param_named_unsafe(disable_vtd_wa, i915.disable_vtd_wa, bool, 0600); |
| MODULE_PARM_DESC(disable_vtd_wa, "Disable all VT-d workarounds (default: false)"); |
| |
| module_param_named(enable_cmd_parser, i915.enable_cmd_parser, int, 0600); |
| module_param_named_unsafe(enable_cmd_parser, i915.enable_cmd_parser, int, 0600); |
| MODULE_PARM_DESC(enable_cmd_parser, |
| "Enable command parsing (1=enabled [default], 0=disabled)"); |
| |
| module_param_named(use_mmio_flip, i915.use_mmio_flip, int, 0600); |
| module_param_named_unsafe(use_mmio_flip, i915.use_mmio_flip, int, 0600); |
| MODULE_PARM_DESC(use_mmio_flip, |
| "use MMIO flips (-1=never, 0=driver discretion [default], 1=always)"); |
| |
| module_param_named(mmio_debug, i915.mmio_debug, bool, 0600); |
| module_param_named(mmio_debug, i915.mmio_debug, int, 0600); |
| MODULE_PARM_DESC(mmio_debug, |
| "Enable the MMIO debug code (default: false). This may negatively " |
| "affect performance."); |
| "Enable the MMIO debug code for the first N failures (default: off). " |
| "This may negatively affect performance."); |
| |
| module_param_named(verbose_state_checks, i915.verbose_state_checks, bool, 0600); |
| MODULE_PARM_DESC(verbose_state_checks, |
| "Enable verbose logs (ie. WARN_ON()) in case of unexpected hw state conditions."); |
| |
| module_param_named_unsafe(nuclear_pageflip, i915.nuclear_pageflip, bool, 0600); |
| MODULE_PARM_DESC(nuclear_pageflip, |
| "Force atomic modeset functionality; asynchronous mode is not yet supported. (default: false)."); |
| |
| /* WA to get away with the default setting in VBT for early platforms.Will be removed */ |
| module_param_named_unsafe(edp_vswing, i915.edp_vswing, int, 0400); |
| MODULE_PARM_DESC(edp_vswing, |
| "Ignore/Override vswing pre-emph table selection from VBT " |
| "(0=use value from vbt [default], 1=low power swing(200mV)," |
| "2=default swing(400mV))"); |
| |
| module_param_named_unsafe(enable_guc_submission, i915.enable_guc_submission, bool, 0400); |
| MODULE_PARM_DESC(enable_guc_submission, "Enable GuC submission (default:false)"); |
| |
| module_param_named(guc_log_level, i915.guc_log_level, int, 0400); |
| MODULE_PARM_DESC(guc_log_level, |
| "GuC firmware logging level (-1:disabled (default), 0-3:enabled)"); |