2 * Copyright 2017 Intel Corporation
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:
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
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
27 #include "drm-uapi/drm_fourcc.h"
28 #include "drm-uapi/i915_drm.h"
31 #include "dev/gen_device_info.h"
34 isl_tiling_to_i915_tiling(enum isl_tiling tiling
)
37 case ISL_TILING_LINEAR
:
38 return I915_TILING_NONE
;
51 return I915_TILING_NONE
;
54 unreachable("Invalid ISL tiling");
58 isl_tiling_from_i915_tiling(uint32_t tiling
)
61 case I915_TILING_NONE
:
62 return ISL_TILING_LINEAR
;
71 unreachable("Invalid i915 tiling");
74 static const struct isl_drm_modifier_info modifier_info
[] = {
76 .modifier
= DRM_FORMAT_MOD_NONE
,
77 .name
= "DRM_FORMAT_MOD_NONE",
78 .tiling
= ISL_TILING_LINEAR
,
81 .modifier
= I915_FORMAT_MOD_X_TILED
,
82 .name
= "I915_FORMAT_MOD_X_TILED",
83 .tiling
= ISL_TILING_X
,
86 .modifier
= I915_FORMAT_MOD_Y_TILED
,
87 .name
= "I915_FORMAT_MOD_Y_TILED",
88 .tiling
= ISL_TILING_Y0
,
91 .modifier
= I915_FORMAT_MOD_Y_TILED_CCS
,
92 .name
= "I915_FORMAT_MOD_Y_TILED_CCS",
93 .tiling
= ISL_TILING_Y0
,
94 .aux_usage
= ISL_AUX_USAGE_CCS_E
,
95 .supports_clear_color
= false,
99 const struct isl_drm_modifier_info
*
100 isl_drm_modifier_get_info(uint64_t modifier
)
102 for (unsigned i
= 0; i
< ARRAY_SIZE(modifier_info
); i
++) {
103 if (modifier_info
[i
].modifier
== modifier
)
104 return &modifier_info
[i
];