1 /*
2  * Copyright (C) 2015 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #define LOG_TAG "hwc-drm-plane"
18 
19 #include "drmplane.h"
20 #include "drmdevice.h"
21 
22 #include <errno.h>
23 #include <stdint.h>
24 #include <cinttypes>
25 
26 #include <log/log.h>
27 #include <xf86drmMode.h>
28 
29 namespace android {
30 
DrmPlane(DrmDevice * drm,drmModePlanePtr p)31 DrmPlane::DrmPlane(DrmDevice *drm, drmModePlanePtr p)
32     : drm_(drm), id_(p->plane_id), possible_crtc_mask_(p->possible_crtcs) {
33   for (uint32_t i = 0; i < p->count_formats; i++) {
34     formats_.push_back(p->formats[i]);
35   }
36 }
37 
Init()38 int DrmPlane::Init() {
39   DrmProperty p;
40 
41   int ret = drm_->GetPlaneProperty(*this, "type", &p);
42   if (ret) {
43     ALOGE("Could not get plane type property");
44     return ret;
45   }
46 
47   uint64_t type;
48   std::tie(ret, type) = p.value();
49   if (ret) {
50     ALOGE("Failed to get plane type property value");
51     return ret;
52   }
53   switch (type) {
54     case DRM_PLANE_TYPE_OVERLAY:
55     case DRM_PLANE_TYPE_PRIMARY:
56     case DRM_PLANE_TYPE_CURSOR:
57       type_ = (uint32_t)type;
58       break;
59     default:
60       ALOGE("Invalid plane type %" PRIu64, type);
61       return -EINVAL;
62   }
63 
64   ret = drm_->GetPlaneProperty(*this, "CRTC_ID", &crtc_property_);
65   if (ret) {
66     ALOGE("Could not get CRTC_ID property");
67     return ret;
68   }
69 
70   ret = drm_->GetPlaneProperty(*this, "FB_ID", &fb_property_);
71   if (ret) {
72     ALOGE("Could not get FB_ID property");
73     return ret;
74   }
75 
76   ret = drm_->GetPlaneProperty(*this, "CRTC_X", &crtc_x_property_);
77   if (ret) {
78     ALOGE("Could not get CRTC_X property");
79     return ret;
80   }
81 
82   ret = drm_->GetPlaneProperty(*this, "CRTC_Y", &crtc_y_property_);
83   if (ret) {
84     ALOGE("Could not get CRTC_Y property");
85     return ret;
86   }
87 
88   ret = drm_->GetPlaneProperty(*this, "CRTC_W", &crtc_w_property_);
89   if (ret) {
90     ALOGE("Could not get CRTC_W property");
91     return ret;
92   }
93 
94   ret = drm_->GetPlaneProperty(*this, "CRTC_H", &crtc_h_property_);
95   if (ret) {
96     ALOGE("Could not get CRTC_H property");
97     return ret;
98   }
99 
100   ret = drm_->GetPlaneProperty(*this, "SRC_X", &src_x_property_);
101   if (ret) {
102     ALOGE("Could not get SRC_X property");
103     return ret;
104   }
105 
106   ret = drm_->GetPlaneProperty(*this, "SRC_Y", &src_y_property_);
107   if (ret) {
108     ALOGE("Could not get SRC_Y property");
109     return ret;
110   }
111 
112   ret = drm_->GetPlaneProperty(*this, "SRC_W", &src_w_property_);
113   if (ret) {
114     ALOGE("Could not get SRC_W property");
115     return ret;
116   }
117 
118   ret = drm_->GetPlaneProperty(*this, "SRC_H", &src_h_property_);
119   if (ret) {
120     ALOGE("Could not get SRC_H property");
121     return ret;
122   }
123 
124   ret = drm_->GetPlaneProperty(*this, "zpos", &zpos_property_);
125   if (ret)
126     ALOGE("Could not get zpos property for plane %u", id());
127 
128   ret = drm_->GetPlaneProperty(*this, "rotation", &rotation_property_);
129   if (ret)
130     ALOGE("Could not get rotation property");
131 
132   ret = drm_->GetPlaneProperty(*this, "alpha", &alpha_property_);
133   if (ret)
134     ALOGI("Could not get alpha property");
135 
136   ret = drm_->GetPlaneProperty(*this, "pixel blend mode", &blend_property_);
137   if (ret)
138     ALOGI("Could not get pixel blend mode property");
139 
140   ret = drm_->GetPlaneProperty(*this, "IN_FENCE_FD", &in_fence_fd_property_);
141   if (ret)
142     ALOGI("Could not get IN_FENCE_FD property");
143 
144   ret = drm_->GetPlaneProperty(*this, "standard", &standard_);
145   if (ret)
146     ALOGI("Could not get standard property");
147 
148   ret = drm_->GetPlaneProperty(*this, "transfer", &transfer_);
149   if (ret)
150     ALOGI("Could not get transfer property");
151 
152   ret = drm_->GetPlaneProperty(*this, "range", &range_);
153   if (ret)
154     ALOGI("Could not get range property");
155 
156   ret = drm_->GetPlaneProperty(*this, "max_luminance", &max_luminance_);
157   if (ret)
158     ALOGI("Could not get max_luminance property");
159 
160   ret = drm_->GetPlaneProperty(*this, "min_luminance", &min_luminance_);
161   if (ret)
162     ALOGI("Could not get min_luminance property");
163 
164   ret = drm_->GetPlaneProperty(*this, "hw restrictions", &hw_restrictions_);
165   if (ret)
166     ALOGI("Could not get hw restrictions property");
167 
168   if (drm_->GetPlaneProperty(*this, "eotf_lut", &eotf_lut_))
169       ALOGI("Could not get eotf_lut property");
170   if (drm_->GetPlaneProperty(*this, "oetf_lut", &oetf_lut_))
171       ALOGI("Could not get oetf_lut property");
172   if (drm_->GetPlaneProperty(*this, "gammut_matrix", &gammut_matrix_))
173       ALOGI("Could not get gammut_matrix property");
174   if (drm_->GetPlaneProperty(*this, "tone_mapping", &tone_mapping_))
175       ALOGI("Could not get tone_mapping property");
176 
177   if (drm_->GetPlaneProperty(*this, "colormap", &colormap_))
178       ALOGI("Could not get colormap property");
179 
180   properties_.push_back(&crtc_property_);
181   properties_.push_back(&fb_property_);
182   properties_.push_back(&crtc_x_property_);
183   properties_.push_back(&crtc_y_property_);
184   properties_.push_back(&crtc_w_property_);
185   properties_.push_back(&crtc_h_property_);
186   properties_.push_back(&src_x_property_);
187   properties_.push_back(&src_y_property_);
188   properties_.push_back(&src_w_property_);
189   properties_.push_back(&src_h_property_);
190   properties_.push_back(&zpos_property_);
191   properties_.push_back(&rotation_property_);
192   properties_.push_back(&alpha_property_);
193   properties_.push_back(&blend_property_);
194   properties_.push_back(&in_fence_fd_property_);
195   properties_.push_back(&standard_);
196   properties_.push_back(&transfer_);
197   properties_.push_back(&range_);
198   properties_.push_back(&max_luminance_);
199   properties_.push_back(&min_luminance_);
200   properties_.push_back(&hw_restrictions_);
201   properties_.push_back(&eotf_lut_);
202   properties_.push_back(&oetf_lut_);
203   properties_.push_back(&gammut_matrix_);
204   properties_.push_back(&tone_mapping_);
205   properties_.push_back(&colormap_);
206 
207   return 0;
208 }
209 
id() const210 uint32_t DrmPlane::id() const {
211   return id_;
212 }
213 
GetCrtcSupported(const DrmCrtc & crtc) const214 bool DrmPlane::GetCrtcSupported(const DrmCrtc &crtc) const {
215   return !!((1 << crtc.pipe()) & possible_crtc_mask_);
216 }
217 
type() const218 uint32_t DrmPlane::type() const {
219   return type_;
220 }
221 
crtc_property() const222 const DrmProperty &DrmPlane::crtc_property() const {
223   return crtc_property_;
224 }
225 
fb_property() const226 const DrmProperty &DrmPlane::fb_property() const {
227   return fb_property_;
228 }
229 
crtc_x_property() const230 const DrmProperty &DrmPlane::crtc_x_property() const {
231   return crtc_x_property_;
232 }
233 
crtc_y_property() const234 const DrmProperty &DrmPlane::crtc_y_property() const {
235   return crtc_y_property_;
236 }
237 
crtc_w_property() const238 const DrmProperty &DrmPlane::crtc_w_property() const {
239   return crtc_w_property_;
240 }
241 
crtc_h_property() const242 const DrmProperty &DrmPlane::crtc_h_property() const {
243   return crtc_h_property_;
244 }
245 
src_x_property() const246 const DrmProperty &DrmPlane::src_x_property() const {
247   return src_x_property_;
248 }
249 
src_y_property() const250 const DrmProperty &DrmPlane::src_y_property() const {
251   return src_y_property_;
252 }
253 
src_w_property() const254 const DrmProperty &DrmPlane::src_w_property() const {
255   return src_w_property_;
256 }
257 
src_h_property() const258 const DrmProperty &DrmPlane::src_h_property() const {
259   return src_h_property_;
260 }
261 
zpos_property() const262 const DrmProperty &DrmPlane::zpos_property() const {
263   return zpos_property_;
264 }
265 
rotation_property() const266 const DrmProperty &DrmPlane::rotation_property() const {
267   return rotation_property_;
268 }
269 
alpha_property() const270 const DrmProperty &DrmPlane::alpha_property() const {
271   return alpha_property_;
272 }
273 
blend_property() const274 const DrmProperty &DrmPlane::blend_property() const {
275   return blend_property_;
276 }
277 
in_fence_fd_property() const278 const DrmProperty &DrmPlane::in_fence_fd_property() const {
279   return in_fence_fd_property_;
280 }
281 
standard_property() const282 const DrmProperty &DrmPlane::standard_property() const {
283   return standard_;
284 }
285 
transfer_property() const286 const DrmProperty &DrmPlane::transfer_property() const {
287   return transfer_;
288 }
289 
range_property() const290 const DrmProperty &DrmPlane::range_property() const {
291   return range_;
292 }
293 
max_luminance_property() const294 const DrmProperty &DrmPlane::max_luminance_property() const {
295   return max_luminance_;
296 }
297 
min_luminance_property() const298 const DrmProperty &DrmPlane::min_luminance_property() const {
299   return min_luminance_;
300 }
301 
hw_restrictions_property() const302 const DrmProperty &DrmPlane::hw_restrictions_property() const {
303   return hw_restrictions_;
304 }
305 
eotf_lut_property() const306 const DrmProperty &DrmPlane::eotf_lut_property() const {
307   return eotf_lut_;
308 }
309 
oetf_lut_property() const310 const DrmProperty &DrmPlane::oetf_lut_property() const {
311   return oetf_lut_;
312 }
313 
gammut_matrix_property() const314 const DrmProperty &DrmPlane::gammut_matrix_property() const {
315   return gammut_matrix_;
316 }
317 
tone_mapping_property() const318 const DrmProperty &DrmPlane::tone_mapping_property() const {
319   return tone_mapping_;
320 }
321 
colormap_property() const322 const DrmProperty &DrmPlane::colormap_property() const {
323   return colormap_;
324 }
325 
326 }  // namespace android
327