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c838d719 JL |
1 | /* |
2 | * Copyright © 2015 Intel Corporation | |
3 | * | |
4 | * Permission is hereby granted, free of charge, to any person obtaining a | |
5 | * copy of this software and associated documentation files (the "Software"), | |
6 | * to deal in the Software without restriction, including without limitation | |
7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
8 | * and/or sell copies of the Software, and to permit persons to whom the | |
9 | * Software is furnished to do so, subject to the following conditions: | |
10 | * | |
11 | * The above copyright notice and this permission notice (including the next | |
12 | * paragraph) shall be included in all copies or substantial portions of the | |
13 | * Software. | |
14 | * | |
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | |
20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS | |
21 | * IN THE SOFTWARE. | |
22 | * | |
23 | */ | |
24 | ||
25 | #ifndef _I915_PARAMS_H_ | |
26 | #define _I915_PARAMS_H_ | |
27 | ||
121981fa | 28 | #include <linux/bitops.h> |
c838d719 JL |
29 | #include <linux/cache.h> /* for __read_mostly */ |
30 | ||
acfb9973 MW |
31 | struct drm_printer; |
32 | ||
121981fa MW |
33 | #define ENABLE_GUC_SUBMISSION BIT(0) |
34 | #define ENABLE_GUC_LOAD_HUC BIT(1) | |
35 | ||
70120330 JN |
36 | /* |
37 | * Invoke param, a function-like macro, for each i915 param, with arguments: | |
38 | * | |
39 | * param(type, name, value) | |
40 | * | |
41 | * type: parameter type, one of {bool, int, unsigned int, char *} | |
42 | * name: name of the parameter | |
43 | * value: initial/default value of the parameter | |
44 | */ | |
54fea2b9 | 45 | #define I915_PARAMS_FOR_EACH(param) \ |
7075cb85 MW |
46 | param(char *, vbt_firmware, NULL) \ |
47 | param(int, modeset, -1) \ | |
7075cb85 MW |
48 | param(int, lvds_channel_mode, 0) \ |
49 | param(int, panel_use_ssc, -1) \ | |
50 | param(int, vbt_sdvo_panel_type, -1) \ | |
7075cb85 MW |
51 | param(int, enable_dc, -1) \ |
52 | param(int, enable_fbc, -1) \ | |
7075cb85 MW |
53 | param(int, enable_psr, -1) \ |
54 | param(int, disable_power_well, -1) \ | |
55 | param(int, enable_ips, 1) \ | |
56 | param(int, invert_brightness, 0) \ | |
121981fa | 57 | param(int, enable_guc, 0) \ |
9605d1ce | 58 | param(int, guc_log_level, -1) \ |
7075cb85 MW |
59 | param(char *, guc_firmware_path, NULL) \ |
60 | param(char *, huc_firmware_path, NULL) \ | |
f425d08b | 61 | param(char *, dmc_firmware_path, NULL) \ |
7075cb85 MW |
62 | param(int, mmio_debug, 0) \ |
63 | param(int, edp_vswing, 0) \ | |
64 | param(int, reset, 2) \ | |
65 | param(unsigned int, inject_load_failure, 0) \ | |
3d6535cb | 66 | param(int, fastboot, -1) \ |
b8cf691e | 67 | /* leave bools at the end to not create holes */ \ |
7075cb85 | 68 | param(bool, alpha_support, IS_ENABLED(CONFIG_DRM_I915_ALPHA_SUPPORT)) \ |
7075cb85 | 69 | param(bool, enable_hangcheck, true) \ |
ad0c1672 MW |
70 | param(bool, prefault_disable, false) \ |
71 | param(bool, load_detect_test, false) \ | |
72 | param(bool, force_reset_modeset_test, false) \ | |
7075cb85 | 73 | param(bool, error_capture, true) \ |
ad0c1672 MW |
74 | param(bool, disable_display, false) \ |
75 | param(bool, verbose_state_checks, true) \ | |
76 | param(bool, nuclear_pageflip, false) \ | |
7075cb85 MW |
77 | param(bool, enable_dp_mst, true) \ |
78 | param(bool, enable_dpcd_backlight, false) \ | |
79 | param(bool, enable_gvt, false) | |
b8cf691e | 80 | |
7075cb85 | 81 | #define MEMBER(T, member, ...) T member; |
c838d719 | 82 | struct i915_params { |
b8cf691e | 83 | I915_PARAMS_FOR_EACH(MEMBER); |
c838d719 | 84 | }; |
b8cf691e | 85 | #undef MEMBER |
c838d719 | 86 | |
4f044a88 | 87 | extern struct i915_params i915_modparams __read_mostly; |
c838d719 | 88 | |
acfb9973 | 89 | void i915_params_dump(const struct i915_params *params, struct drm_printer *p); |
4081cef9 | 90 | void i915_params_copy(struct i915_params *dest, const struct i915_params *src); |
16cabb12 | 91 | void i915_params_free(struct i915_params *params); |
acfb9973 | 92 | |
c838d719 JL |
93 | #endif |
94 |