Commit | Line | Data |
---|---|---|
b530602f AD |
1 | /* |
2 | * Copyright 2013 Advanced Micro Devices, Inc. | |
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 shall be included in | |
12 | * all copies or substantial portions of the Software. | |
13 | * | |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
17 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
18 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
20 | * OTHER DEALINGS IN THE SOFTWARE. | |
21 | * | |
22 | */ | |
23 | #include <linux/hdmi.h> | |
24 | #include <drm/drmP.h> | |
25 | #include "radeon.h" | |
26 | #include "sid.h" | |
27 | ||
28 | static u32 dce6_endpoint_rreg(struct radeon_device *rdev, | |
29 | u32 block_offset, u32 reg) | |
30 | { | |
0a5b7b0b | 31 | unsigned long flags; |
b530602f AD |
32 | u32 r; |
33 | ||
0a5b7b0b | 34 | spin_lock_irqsave(&rdev->end_idx_lock, flags); |
b530602f AD |
35 | WREG32(AZ_F0_CODEC_ENDPOINT_INDEX + block_offset, reg); |
36 | r = RREG32(AZ_F0_CODEC_ENDPOINT_DATA + block_offset); | |
0a5b7b0b AD |
37 | spin_unlock_irqrestore(&rdev->end_idx_lock, flags); |
38 | ||
b530602f AD |
39 | return r; |
40 | } | |
41 | ||
42 | static void dce6_endpoint_wreg(struct radeon_device *rdev, | |
43 | u32 block_offset, u32 reg, u32 v) | |
44 | { | |
0a5b7b0b AD |
45 | unsigned long flags; |
46 | ||
47 | spin_lock_irqsave(&rdev->end_idx_lock, flags); | |
b530602f AD |
48 | if (ASIC_IS_DCE8(rdev)) |
49 | WREG32(AZ_F0_CODEC_ENDPOINT_INDEX + block_offset, reg); | |
50 | else | |
51 | WREG32(AZ_F0_CODEC_ENDPOINT_INDEX + block_offset, | |
52 | AZ_ENDPOINT_REG_WRITE_EN | AZ_ENDPOINT_REG_INDEX(reg)); | |
53 | WREG32(AZ_F0_CODEC_ENDPOINT_DATA + block_offset, v); | |
0a5b7b0b | 54 | spin_unlock_irqrestore(&rdev->end_idx_lock, flags); |
b530602f AD |
55 | } |
56 | ||
57 | #define RREG32_ENDPOINT(block, reg) dce6_endpoint_rreg(rdev, (block), (reg)) | |
58 | #define WREG32_ENDPOINT(block, reg, v) dce6_endpoint_wreg(rdev, (block), (reg), (v)) | |
59 | ||
60 | ||
61 | static void dce6_afmt_get_connected_pins(struct radeon_device *rdev) | |
62 | { | |
63 | int i; | |
64 | u32 offset, tmp; | |
65 | ||
66 | for (i = 0; i < rdev->audio.num_pins; i++) { | |
67 | offset = rdev->audio.pin[i].offset; | |
68 | tmp = RREG32_ENDPOINT(offset, | |
69 | AZ_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT); | |
70 | if (((tmp & PORT_CONNECTIVITY_MASK) >> PORT_CONNECTIVITY_SHIFT) == 1) | |
71 | rdev->audio.pin[i].connected = false; | |
72 | else | |
73 | rdev->audio.pin[i].connected = true; | |
74 | } | |
75 | } | |
76 | ||
77 | struct r600_audio_pin *dce6_audio_get_pin(struct radeon_device *rdev) | |
78 | { | |
79 | int i; | |
80 | ||
81 | dce6_afmt_get_connected_pins(rdev); | |
82 | ||
83 | for (i = 0; i < rdev->audio.num_pins; i++) { | |
84 | if (rdev->audio.pin[i].connected) | |
85 | return &rdev->audio.pin[i]; | |
86 | } | |
87 | DRM_ERROR("No connected audio pins found!\n"); | |
88 | return NULL; | |
89 | } | |
90 | ||
91 | void dce6_afmt_select_pin(struct drm_encoder *encoder) | |
92 | { | |
93 | struct radeon_device *rdev = encoder->dev->dev_private; | |
94 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); | |
95 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; | |
96 | u32 offset = dig->afmt->offset; | |
b530602f AD |
97 | |
98 | if (!dig->afmt->pin) | |
99 | return; | |
100 | ||
7cc0a3d8 AD |
101 | WREG32(AFMT_AUDIO_SRC_CONTROL + offset, |
102 | AFMT_AUDIO_SRC_SELECT(dig->afmt->pin->id)); | |
b530602f AD |
103 | } |
104 | ||
b1880258 AD |
105 | void dce6_afmt_write_latency_fields(struct drm_encoder *encoder, |
106 | struct drm_display_mode *mode) | |
107 | { | |
108 | struct radeon_device *rdev = encoder->dev->dev_private; | |
109 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); | |
110 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; | |
111 | struct drm_connector *connector; | |
112 | struct radeon_connector *radeon_connector = NULL; | |
113 | u32 tmp = 0, offset; | |
114 | ||
115 | if (!dig->afmt->pin) | |
116 | return; | |
117 | ||
118 | offset = dig->afmt->pin->offset; | |
119 | ||
120 | list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) { | |
121 | if (connector->encoder == encoder) { | |
122 | radeon_connector = to_radeon_connector(connector); | |
123 | break; | |
124 | } | |
125 | } | |
126 | ||
127 | if (!radeon_connector) { | |
128 | DRM_ERROR("Couldn't find encoder's connector\n"); | |
129 | return; | |
130 | } | |
131 | ||
132 | if (mode->flags & DRM_MODE_FLAG_INTERLACE) { | |
133 | if (connector->latency_present[1]) | |
134 | tmp = VIDEO_LIPSYNC(connector->video_latency[1]) | | |
135 | AUDIO_LIPSYNC(connector->audio_latency[1]); | |
136 | else | |
137 | tmp = VIDEO_LIPSYNC(255) | AUDIO_LIPSYNC(255); | |
138 | } else { | |
139 | if (connector->latency_present[0]) | |
140 | tmp = VIDEO_LIPSYNC(connector->video_latency[0]) | | |
141 | AUDIO_LIPSYNC(connector->audio_latency[0]); | |
142 | else | |
143 | tmp = VIDEO_LIPSYNC(255) | AUDIO_LIPSYNC(255); | |
144 | } | |
145 | WREG32_ENDPOINT(offset, AZ_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, tmp); | |
146 | } | |
147 | ||
6159b65a | 148 | void dce6_afmt_write_speaker_allocation(struct drm_encoder *encoder) |
b530602f AD |
149 | { |
150 | struct radeon_device *rdev = encoder->dev->dev_private; | |
151 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); | |
152 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; | |
6159b65a RM |
153 | struct drm_connector *connector; |
154 | struct radeon_connector *radeon_connector = NULL; | |
b530602f | 155 | u32 offset, tmp; |
6159b65a RM |
156 | u8 *sadb; |
157 | int sad_count; | |
158 | ||
555b1b65 AD |
159 | /* XXX: setting this register causes hangs on some asics */ |
160 | return; | |
161 | ||
6159b65a RM |
162 | if (!dig->afmt->pin) |
163 | return; | |
164 | ||
165 | offset = dig->afmt->pin->offset; | |
166 | ||
167 | list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) { | |
168 | if (connector->encoder == encoder) | |
169 | radeon_connector = to_radeon_connector(connector); | |
170 | } | |
171 | ||
172 | if (!radeon_connector) { | |
173 | DRM_ERROR("Couldn't find encoder's connector\n"); | |
174 | return; | |
175 | } | |
176 | ||
177 | sad_count = drm_edid_to_speaker_allocation(radeon_connector->edid, &sadb); | |
178 | if (sad_count < 0) { | |
179 | DRM_ERROR("Couldn't read Speaker Allocation Data Block: %d\n", sad_count); | |
180 | return; | |
181 | } | |
182 | ||
183 | /* program the speaker allocation */ | |
184 | tmp = RREG32_ENDPOINT(offset, AZ_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER); | |
185 | tmp &= ~(DP_CONNECTION | SPEAKER_ALLOCATION_MASK); | |
186 | /* set HDMI mode */ | |
187 | tmp |= HDMI_CONNECTION; | |
188 | if (sad_count) | |
189 | tmp |= SPEAKER_ALLOCATION(sadb[0]); | |
190 | else | |
191 | tmp |= SPEAKER_ALLOCATION(5); /* stereo */ | |
192 | WREG32_ENDPOINT(offset, AZ_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, tmp); | |
193 | ||
194 | kfree(sadb); | |
195 | } | |
196 | ||
197 | void dce6_afmt_write_sad_regs(struct drm_encoder *encoder) | |
198 | { | |
199 | struct radeon_device *rdev = encoder->dev->dev_private; | |
200 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); | |
201 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; | |
202 | u32 offset; | |
b530602f AD |
203 | struct drm_connector *connector; |
204 | struct radeon_connector *radeon_connector = NULL; | |
205 | struct cea_sad *sads; | |
6159b65a | 206 | int i, sad_count; |
b530602f AD |
207 | |
208 | static const u16 eld_reg_to_type[][2] = { | |
209 | { AZ_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, HDMI_AUDIO_CODING_TYPE_PCM }, | |
210 | { AZ_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR1, HDMI_AUDIO_CODING_TYPE_AC3 }, | |
211 | { AZ_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR2, HDMI_AUDIO_CODING_TYPE_MPEG1 }, | |
212 | { AZ_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR3, HDMI_AUDIO_CODING_TYPE_MP3 }, | |
213 | { AZ_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR4, HDMI_AUDIO_CODING_TYPE_MPEG2 }, | |
214 | { AZ_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR5, HDMI_AUDIO_CODING_TYPE_AAC_LC }, | |
215 | { AZ_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR6, HDMI_AUDIO_CODING_TYPE_DTS }, | |
216 | { AZ_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR7, HDMI_AUDIO_CODING_TYPE_ATRAC }, | |
217 | { AZ_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR9, HDMI_AUDIO_CODING_TYPE_EAC3 }, | |
218 | { AZ_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR10, HDMI_AUDIO_CODING_TYPE_DTS_HD }, | |
219 | { AZ_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR11, HDMI_AUDIO_CODING_TYPE_MLP }, | |
220 | { AZ_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR13, HDMI_AUDIO_CODING_TYPE_WMA_PRO }, | |
221 | }; | |
222 | ||
223 | if (!dig->afmt->pin) | |
224 | return; | |
225 | ||
226 | offset = dig->afmt->pin->offset; | |
227 | ||
228 | list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) { | |
229 | if (connector->encoder == encoder) | |
230 | radeon_connector = to_radeon_connector(connector); | |
231 | } | |
232 | ||
233 | if (!radeon_connector) { | |
234 | DRM_ERROR("Couldn't find encoder's connector\n"); | |
235 | return; | |
236 | } | |
237 | ||
238 | sad_count = drm_edid_to_sad(radeon_connector->edid, &sads); | |
239 | if (sad_count < 0) { | |
240 | DRM_ERROR("Couldn't read SADs: %d\n", sad_count); | |
241 | return; | |
242 | } | |
243 | BUG_ON(!sads); | |
244 | ||
b530602f AD |
245 | for (i = 0; i < ARRAY_SIZE(eld_reg_to_type); i++) { |
246 | u32 value = 0; | |
0f57bca9 AH |
247 | u8 stereo_freqs = 0; |
248 | int max_channels = -1; | |
b530602f AD |
249 | int j; |
250 | ||
251 | for (j = 0; j < sad_count; j++) { | |
252 | struct cea_sad *sad = &sads[j]; | |
253 | ||
254 | if (sad->format == eld_reg_to_type[i][1]) { | |
0f57bca9 AH |
255 | if (sad->channels > max_channels) { |
256 | value = MAX_CHANNELS(sad->channels) | | |
257 | DESCRIPTOR_BYTE_2(sad->byte2) | | |
258 | SUPPORTED_FREQUENCIES(sad->freq); | |
259 | max_channels = sad->channels; | |
260 | } | |
261 | ||
b530602f | 262 | if (sad->format == HDMI_AUDIO_CODING_TYPE_PCM) |
0f57bca9 AH |
263 | stereo_freqs |= sad->freq; |
264 | else | |
265 | break; | |
b530602f AD |
266 | } |
267 | } | |
0f57bca9 AH |
268 | |
269 | value |= SUPPORTED_FREQUENCIES_STEREO(stereo_freqs); | |
270 | ||
b530602f AD |
271 | WREG32_ENDPOINT(offset, eld_reg_to_type[i][0], value); |
272 | } | |
273 | ||
274 | kfree(sads); | |
b530602f AD |
275 | } |
276 | ||
277 | static int dce6_audio_chipset_supported(struct radeon_device *rdev) | |
278 | { | |
279 | return !ASIC_IS_NODCE(rdev); | |
280 | } | |
281 | ||
282 | static void dce6_audio_enable(struct radeon_device *rdev, | |
283 | struct r600_audio_pin *pin, | |
284 | bool enable) | |
285 | { | |
286 | WREG32_ENDPOINT(pin->offset, AZ_F0_CODEC_PIN_CONTROL_HOTPLUG_CONTROL, | |
287 | AUDIO_ENABLED); | |
288 | DRM_INFO("%s audio %d support\n", enable ? "Enabling" : "Disabling", pin->id); | |
289 | } | |
290 | ||
291 | static const u32 pin_offsets[7] = | |
292 | { | |
293 | (0x5e00 - 0x5e00), | |
294 | (0x5e18 - 0x5e00), | |
295 | (0x5e30 - 0x5e00), | |
296 | (0x5e48 - 0x5e00), | |
297 | (0x5e60 - 0x5e00), | |
298 | (0x5e78 - 0x5e00), | |
299 | (0x5e90 - 0x5e00), | |
300 | }; | |
301 | ||
302 | int dce6_audio_init(struct radeon_device *rdev) | |
303 | { | |
304 | int i; | |
305 | ||
306 | if (!radeon_audio || !dce6_audio_chipset_supported(rdev)) | |
307 | return 0; | |
308 | ||
309 | rdev->audio.enabled = true; | |
310 | ||
311 | if (ASIC_IS_DCE8(rdev)) | |
312 | rdev->audio.num_pins = 7; | |
313 | else | |
314 | rdev->audio.num_pins = 6; | |
315 | ||
316 | for (i = 0; i < rdev->audio.num_pins; i++) { | |
317 | rdev->audio.pin[i].channels = -1; | |
318 | rdev->audio.pin[i].rate = -1; | |
319 | rdev->audio.pin[i].bits_per_sample = -1; | |
320 | rdev->audio.pin[i].status_bits = 0; | |
321 | rdev->audio.pin[i].category_code = 0; | |
322 | rdev->audio.pin[i].connected = false; | |
323 | rdev->audio.pin[i].offset = pin_offsets[i]; | |
324 | rdev->audio.pin[i].id = i; | |
325 | dce6_audio_enable(rdev, &rdev->audio.pin[i], true); | |
326 | } | |
327 | ||
328 | return 0; | |
329 | } | |
330 | ||
331 | void dce6_audio_fini(struct radeon_device *rdev) | |
332 | { | |
333 | int i; | |
334 | ||
335 | if (!rdev->audio.enabled) | |
336 | return; | |
337 | ||
338 | for (i = 0; i < rdev->audio.num_pins; i++) | |
339 | dce6_audio_enable(rdev, &rdev->audio.pin[i], false); | |
340 | ||
341 | rdev->audio.enabled = false; | |
342 | } |