Commit | Line | Data |
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dafc3bd5 CK |
1 | /* |
2 | * Copyright 2008 Advanced Micro Devices, Inc. | |
3 | * Copyright 2008 Red Hat Inc. | |
4 | * Copyright 2009 Christian König. | |
5 | * | |
6 | * Permission is hereby granted, free of charge, to any person obtaining a | |
7 | * copy of this software and associated documentation files (the "Software"), | |
8 | * to deal in the Software without restriction, including without limitation | |
9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
10 | * and/or sell copies of the Software, and to permit persons to whom the | |
11 | * Software is furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in | |
14 | * all copies or substantial portions of the Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
19 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
20 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
21 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
22 | * OTHER DEALINGS IN THE SOFTWARE. | |
23 | * | |
24 | * Authors: Christian König | |
25 | */ | |
e3b2e034 | 26 | #include <linux/hdmi.h> |
a2098250 | 27 | #include <linux/gcd.h> |
c182615f | 28 | |
760285e7 | 29 | #include <drm/radeon_drm.h> |
dafc3bd5 | 30 | #include "radeon.h" |
3574dda4 | 31 | #include "radeon_asic.h" |
3cdde027 | 32 | #include "radeon_audio.h" |
312226f9 | 33 | #include "r600.h" |
c6543a6e | 34 | #include "r600d.h" |
dafc3bd5 CK |
35 | #include "atom.h" |
36 | ||
37 | /* | |
38 | * HDMI color format | |
39 | */ | |
40 | enum r600_hdmi_color_format { | |
41 | RGB = 0, | |
42 | YCC_422 = 1, | |
43 | YCC_444 = 2 | |
44 | }; | |
45 | ||
46 | /* | |
47 | * IEC60958 status bits | |
48 | */ | |
49 | enum r600_hdmi_iec_status_bits { | |
50 | AUDIO_STATUS_DIG_ENABLE = 0x01, | |
3fe373d9 RM |
51 | AUDIO_STATUS_V = 0x02, |
52 | AUDIO_STATUS_VCFG = 0x04, | |
dafc3bd5 CK |
53 | AUDIO_STATUS_EMPHASIS = 0x08, |
54 | AUDIO_STATUS_COPYRIGHT = 0x10, | |
55 | AUDIO_STATUS_NONAUDIO = 0x20, | |
56 | AUDIO_STATUS_PROFESSIONAL = 0x40, | |
3fe373d9 | 57 | AUDIO_STATUS_LEVEL = 0x80 |
dafc3bd5 CK |
58 | }; |
59 | ||
72156676 AD |
60 | static struct r600_audio_pin r600_audio_status(struct radeon_device *rdev) |
61 | { | |
e8820646 | 62 | struct r600_audio_pin status = {}; |
72156676 AD |
63 | uint32_t value; |
64 | ||
65 | value = RREG32(R600_AUDIO_RATE_BPS_CHANNEL); | |
66 | ||
67 | /* number of channels */ | |
68 | status.channels = (value & 0x7) + 1; | |
69 | ||
70 | /* bits per sample */ | |
71 | switch ((value & 0xF0) >> 4) { | |
72 | case 0x0: | |
73 | status.bits_per_sample = 8; | |
74 | break; | |
75 | case 0x1: | |
76 | status.bits_per_sample = 16; | |
77 | break; | |
78 | case 0x2: | |
79 | status.bits_per_sample = 20; | |
80 | break; | |
81 | case 0x3: | |
82 | status.bits_per_sample = 24; | |
83 | break; | |
84 | case 0x4: | |
85 | status.bits_per_sample = 32; | |
86 | break; | |
87 | default: | |
88 | dev_err(rdev->dev, "Unknown bits per sample 0x%x, using 16\n", | |
89 | (int)value); | |
90 | status.bits_per_sample = 16; | |
91 | } | |
92 | ||
93 | /* current sampling rate in HZ */ | |
94 | if (value & 0x4000) | |
95 | status.rate = 44100; | |
96 | else | |
97 | status.rate = 48000; | |
98 | status.rate *= ((value >> 11) & 0x7) + 1; | |
99 | status.rate /= ((value >> 8) & 0x7) + 1; | |
100 | ||
101 | value = RREG32(R600_AUDIO_STATUS_BITS); | |
102 | ||
103 | /* iec 60958 status bits */ | |
104 | status.status_bits = value & 0xff; | |
105 | ||
106 | /* iec 60958 category code */ | |
107 | status.category_code = (value >> 8) & 0xff; | |
108 | ||
109 | return status; | |
110 | } | |
111 | ||
112 | /* | |
113 | * update all hdmi interfaces with current audio parameters | |
114 | */ | |
115 | void r600_audio_update_hdmi(struct work_struct *work) | |
116 | { | |
117 | struct radeon_device *rdev = container_of(work, struct radeon_device, | |
118 | audio_work); | |
119 | struct drm_device *dev = rdev->ddev; | |
120 | struct r600_audio_pin audio_status = r600_audio_status(rdev); | |
121 | struct drm_encoder *encoder; | |
122 | bool changed = false; | |
123 | ||
124 | if (rdev->audio.pin[0].channels != audio_status.channels || | |
125 | rdev->audio.pin[0].rate != audio_status.rate || | |
126 | rdev->audio.pin[0].bits_per_sample != audio_status.bits_per_sample || | |
127 | rdev->audio.pin[0].status_bits != audio_status.status_bits || | |
128 | rdev->audio.pin[0].category_code != audio_status.category_code) { | |
129 | rdev->audio.pin[0] = audio_status; | |
130 | changed = true; | |
131 | } | |
132 | ||
133 | list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { | |
134 | if (!radeon_encoder_is_digital(encoder)) | |
135 | continue; | |
136 | if (changed || r600_hdmi_buffer_status_changed(encoder)) | |
137 | r600_hdmi_update_audio_settings(encoder); | |
138 | } | |
139 | } | |
140 | ||
141 | /* enable the audio stream */ | |
142 | void r600_audio_enable(struct radeon_device *rdev, | |
143 | struct r600_audio_pin *pin, | |
d3d8c141 | 144 | u8 enable_mask) |
72156676 | 145 | { |
d3d8c141 | 146 | u32 tmp = RREG32(AZ_HOT_PLUG_CONTROL); |
72156676 AD |
147 | |
148 | if (!pin) | |
149 | return; | |
150 | ||
d3d8c141 AD |
151 | if (enable_mask) { |
152 | tmp |= AUDIO_ENABLED; | |
153 | if (enable_mask & 1) | |
154 | tmp |= PIN0_AUDIO_ENABLED; | |
155 | if (enable_mask & 2) | |
156 | tmp |= PIN1_AUDIO_ENABLED; | |
157 | if (enable_mask & 4) | |
158 | tmp |= PIN2_AUDIO_ENABLED; | |
159 | if (enable_mask & 8) | |
160 | tmp |= PIN3_AUDIO_ENABLED; | |
72156676 | 161 | } else { |
d3d8c141 AD |
162 | tmp &= ~(AUDIO_ENABLED | |
163 | PIN0_AUDIO_ENABLED | | |
164 | PIN1_AUDIO_ENABLED | | |
165 | PIN2_AUDIO_ENABLED | | |
166 | PIN3_AUDIO_ENABLED); | |
72156676 | 167 | } |
d3d8c141 AD |
168 | |
169 | WREG32(AZ_HOT_PLUG_CONTROL, tmp); | |
72156676 AD |
170 | } |
171 | ||
72156676 AD |
172 | struct r600_audio_pin *r600_audio_get_pin(struct radeon_device *rdev) |
173 | { | |
174 | /* only one pin on 6xx-NI */ | |
175 | return &rdev->audio.pin[0]; | |
176 | } | |
177 | ||
64424d6e SG |
178 | void r600_hdmi_update_acr(struct drm_encoder *encoder, long offset, |
179 | const struct radeon_hdmi_acr *acr) | |
dafc3bd5 CK |
180 | { |
181 | struct drm_device *dev = encoder->dev; | |
182 | struct radeon_device *rdev = dev->dev_private; | |
64424d6e SG |
183 | |
184 | /* DCE 3.0 uses register that's normally for CRC_CONTROL */ | |
185 | uint32_t acr_ctl = ASIC_IS_DCE3(rdev) ? DCE3_HDMI0_ACR_PACKET_CONTROL : | |
186 | HDMI0_ACR_PACKET_CONTROL; | |
187 | WREG32_P(acr_ctl + offset, | |
188 | HDMI0_ACR_SOURCE | /* select SW CTS value */ | |
189 | HDMI0_ACR_AUTO_SEND, /* allow hw to sent ACR packets when required */ | |
190 | ~(HDMI0_ACR_SOURCE | | |
191 | HDMI0_ACR_AUTO_SEND)); | |
dafc3bd5 | 192 | |
68706337 | 193 | WREG32_P(HDMI0_ACR_32_0 + offset, |
64424d6e SG |
194 | HDMI0_ACR_CTS_32(acr->cts_32khz), |
195 | ~HDMI0_ACR_CTS_32_MASK); | |
68706337 | 196 | WREG32_P(HDMI0_ACR_32_1 + offset, |
64424d6e SG |
197 | HDMI0_ACR_N_32(acr->n_32khz), |
198 | ~HDMI0_ACR_N_32_MASK); | |
68706337 RM |
199 | |
200 | WREG32_P(HDMI0_ACR_44_0 + offset, | |
64424d6e SG |
201 | HDMI0_ACR_CTS_44(acr->cts_44_1khz), |
202 | ~HDMI0_ACR_CTS_44_MASK); | |
68706337 | 203 | WREG32_P(HDMI0_ACR_44_1 + offset, |
64424d6e SG |
204 | HDMI0_ACR_N_44(acr->n_44_1khz), |
205 | ~HDMI0_ACR_N_44_MASK); | |
68706337 RM |
206 | |
207 | WREG32_P(HDMI0_ACR_48_0 + offset, | |
64424d6e SG |
208 | HDMI0_ACR_CTS_48(acr->cts_48khz), |
209 | ~HDMI0_ACR_CTS_48_MASK); | |
68706337 | 210 | WREG32_P(HDMI0_ACR_48_1 + offset, |
64424d6e SG |
211 | HDMI0_ACR_N_48(acr->n_48khz), |
212 | ~HDMI0_ACR_N_48_MASK); | |
dafc3bd5 CK |
213 | } |
214 | ||
dafc3bd5 CK |
215 | /* |
216 | * build a HDMI Video Info Frame | |
217 | */ | |
baa7d8e4 | 218 | void r600_set_avi_packet(struct radeon_device *rdev, u32 offset, |
3cf8bb1a | 219 | unsigned char *buffer, size_t size) |
dafc3bd5 | 220 | { |
e3b2e034 | 221 | uint8_t *frame = buffer + 3; |
dafc3bd5 | 222 | |
c6543a6e | 223 | WREG32(HDMI0_AVI_INFO0 + offset, |
dafc3bd5 | 224 | frame[0x0] | (frame[0x1] << 8) | (frame[0x2] << 16) | (frame[0x3] << 24)); |
c6543a6e | 225 | WREG32(HDMI0_AVI_INFO1 + offset, |
dafc3bd5 | 226 | frame[0x4] | (frame[0x5] << 8) | (frame[0x6] << 16) | (frame[0x7] << 24)); |
c6543a6e | 227 | WREG32(HDMI0_AVI_INFO2 + offset, |
dafc3bd5 | 228 | frame[0x8] | (frame[0x9] << 8) | (frame[0xA] << 16) | (frame[0xB] << 24)); |
c6543a6e | 229 | WREG32(HDMI0_AVI_INFO3 + offset, |
96ea7afb | 230 | frame[0xC] | (frame[0xD] << 8) | (buffer[1] << 24)); |
baa7d8e4 | 231 | |
304f07e9 AD |
232 | WREG32_OR(HDMI0_INFOFRAME_CONTROL1 + offset, |
233 | HDMI0_AVI_INFO_LINE(2)); /* anything other than 0 */ | |
234 | ||
baa7d8e4 | 235 | WREG32_OR(HDMI0_INFOFRAME_CONTROL0 + offset, |
304f07e9 AD |
236 | HDMI0_AVI_INFO_SEND | /* enable AVI info frames */ |
237 | HDMI0_AVI_INFO_CONT); /* send AVI info frames every frame/field */ | |
baa7d8e4 | 238 | |
dafc3bd5 CK |
239 | } |
240 | ||
241 | /* | |
242 | * build a Audio Info Frame | |
243 | */ | |
e3b2e034 TR |
244 | static void r600_hdmi_update_audio_infoframe(struct drm_encoder *encoder, |
245 | const void *buffer, size_t size) | |
dafc3bd5 CK |
246 | { |
247 | struct drm_device *dev = encoder->dev; | |
248 | struct radeon_device *rdev = dev->dev_private; | |
cfcbd6d3 RM |
249 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
250 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; | |
251 | uint32_t offset = dig->afmt->offset; | |
e3b2e034 | 252 | const u8 *frame = buffer + 3; |
dafc3bd5 | 253 | |
c6543a6e | 254 | WREG32(HDMI0_AUDIO_INFO0 + offset, |
dafc3bd5 | 255 | frame[0x0] | (frame[0x1] << 8) | (frame[0x2] << 16) | (frame[0x3] << 24)); |
c6543a6e | 256 | WREG32(HDMI0_AUDIO_INFO1 + offset, |
dafc3bd5 CK |
257 | frame[0x4] | (frame[0x5] << 8) | (frame[0x6] << 16) | (frame[0x8] << 24)); |
258 | } | |
259 | ||
260 | /* | |
261 | * test if audio buffer is filled enough to start playing | |
262 | */ | |
cfcbd6d3 | 263 | static bool r600_hdmi_is_audio_buffer_filled(struct drm_encoder *encoder) |
dafc3bd5 CK |
264 | { |
265 | struct drm_device *dev = encoder->dev; | |
266 | struct radeon_device *rdev = dev->dev_private; | |
cfcbd6d3 RM |
267 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
268 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; | |
269 | uint32_t offset = dig->afmt->offset; | |
dafc3bd5 | 270 | |
c6543a6e | 271 | return (RREG32(HDMI0_STATUS + offset) & 0x10) != 0; |
dafc3bd5 CK |
272 | } |
273 | ||
274 | /* | |
275 | * have buffer status changed since last call? | |
276 | */ | |
277 | int r600_hdmi_buffer_status_changed(struct drm_encoder *encoder) | |
278 | { | |
279 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); | |
cfcbd6d3 | 280 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; |
dafc3bd5 CK |
281 | int status, result; |
282 | ||
cfcbd6d3 | 283 | if (!dig->afmt || !dig->afmt->enabled) |
dafc3bd5 CK |
284 | return 0; |
285 | ||
286 | status = r600_hdmi_is_audio_buffer_filled(encoder); | |
cfcbd6d3 RM |
287 | result = dig->afmt->last_buffer_filled_status != status; |
288 | dig->afmt->last_buffer_filled_status = status; | |
dafc3bd5 CK |
289 | |
290 | return result; | |
291 | } | |
292 | ||
293 | /* | |
294 | * write the audio workaround status to the hardware | |
295 | */ | |
8f33a156 | 296 | void r600_hdmi_audio_workaround(struct drm_encoder *encoder) |
dafc3bd5 CK |
297 | { |
298 | struct drm_device *dev = encoder->dev; | |
299 | struct radeon_device *rdev = dev->dev_private; | |
300 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); | |
cfcbd6d3 RM |
301 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; |
302 | uint32_t offset = dig->afmt->offset; | |
303 | bool hdmi_audio_workaround = false; /* FIXME */ | |
304 | u32 value; | |
305 | ||
306 | if (!hdmi_audio_workaround || | |
307 | r600_hdmi_is_audio_buffer_filled(encoder)) | |
308 | value = 0; /* disable workaround */ | |
309 | else | |
310 | value = HDMI0_AUDIO_TEST_EN; /* enable workaround */ | |
311 | WREG32_P(HDMI0_AUDIO_PACKET_CONTROL + offset, | |
312 | value, ~HDMI0_AUDIO_TEST_EN); | |
dafc3bd5 CK |
313 | } |
314 | ||
a85d682a | 315 | void r600_hdmi_audio_set_dto(struct radeon_device *rdev, |
3cf8bb1a | 316 | struct radeon_crtc *crtc, unsigned int clock) |
b1f6f47e | 317 | { |
a85d682a SG |
318 | struct radeon_encoder *radeon_encoder; |
319 | struct radeon_encoder_atom_dig *dig; | |
b1f6f47e | 320 | |
a85d682a | 321 | if (!crtc) |
b1f6f47e AD |
322 | return; |
323 | ||
a85d682a SG |
324 | radeon_encoder = to_radeon_encoder(crtc->encoder); |
325 | dig = radeon_encoder->enc_priv; | |
1518dd8e | 326 | |
a85d682a SG |
327 | if (!dig) |
328 | return; | |
329 | ||
330 | if (dig->dig_encoder == 0) { | |
331 | WREG32(DCCG_AUDIO_DTO0_PHASE, 24000 * 100); | |
332 | WREG32(DCCG_AUDIO_DTO0_MODULE, clock * 100); | |
333 | WREG32(DCCG_AUDIO_DTO_SELECT, 0); /* select DTO0 */ | |
55d4e020 | 334 | } else { |
a85d682a SG |
335 | WREG32(DCCG_AUDIO_DTO1_PHASE, 24000 * 100); |
336 | WREG32(DCCG_AUDIO_DTO1_MODULE, clock * 100); | |
337 | WREG32(DCCG_AUDIO_DTO_SELECT, 1); /* select DTO1 */ | |
1586505a | 338 | } |
b1f6f47e | 339 | } |
dafc3bd5 | 340 | |
930a9785 AD |
341 | void r600_set_vbi_packet(struct drm_encoder *encoder, u32 offset) |
342 | { | |
343 | struct drm_device *dev = encoder->dev; | |
344 | struct radeon_device *rdev = dev->dev_private; | |
345 | ||
346 | WREG32_OR(HDMI0_VBI_PACKET_CONTROL + offset, | |
347 | HDMI0_NULL_SEND | /* send null packets when required */ | |
348 | HDMI0_GC_SEND | /* send general control packets */ | |
349 | HDMI0_GC_CONT); /* send general control packets every frame */ | |
350 | } | |
351 | ||
1852c9a0 SG |
352 | void r600_set_audio_packet(struct drm_encoder *encoder, u32 offset) |
353 | { | |
354 | struct drm_device *dev = encoder->dev; | |
355 | struct radeon_device *rdev = dev->dev_private; | |
356 | ||
357 | WREG32_P(HDMI0_AUDIO_PACKET_CONTROL + offset, | |
358 | HDMI0_AUDIO_SAMPLE_SEND | /* send audio packets */ | |
359 | HDMI0_AUDIO_DELAY_EN(1) | /* default audio delay */ | |
360 | HDMI0_AUDIO_PACKETS_PER_LINE(3) | /* should be suffient for all audio modes and small enough for all hblanks */ | |
361 | HDMI0_60958_CS_UPDATE, /* allow 60958 channel status fields to be updated */ | |
362 | ~(HDMI0_AUDIO_SAMPLE_SEND | | |
363 | HDMI0_AUDIO_DELAY_EN_MASK | | |
364 | HDMI0_AUDIO_PACKETS_PER_LINE_MASK | | |
365 | HDMI0_60958_CS_UPDATE)); | |
366 | ||
367 | WREG32_OR(HDMI0_INFOFRAME_CONTROL0 + offset, | |
368 | HDMI0_AUDIO_INFO_SEND | /* enable audio info frames (frames won't be set until audio is enabled) */ | |
369 | HDMI0_AUDIO_INFO_UPDATE); /* required for audio info values to be updated */ | |
370 | ||
371 | WREG32_P(HDMI0_INFOFRAME_CONTROL1 + offset, | |
372 | HDMI0_AUDIO_INFO_LINE(2), /* anything other than 0 */ | |
373 | ~HDMI0_AUDIO_INFO_LINE_MASK); | |
374 | ||
375 | WREG32_AND(HDMI0_GENERIC_PACKET_CONTROL + offset, | |
376 | ~(HDMI0_GENERIC0_SEND | | |
377 | HDMI0_GENERIC0_CONT | | |
378 | HDMI0_GENERIC0_UPDATE | | |
379 | HDMI0_GENERIC1_SEND | | |
380 | HDMI0_GENERIC1_CONT | | |
381 | HDMI0_GENERIC0_LINE_MASK | | |
382 | HDMI0_GENERIC1_LINE_MASK)); | |
383 | ||
384 | WREG32_P(HDMI0_60958_0 + offset, | |
385 | HDMI0_60958_CS_CHANNEL_NUMBER_L(1), | |
386 | ~(HDMI0_60958_CS_CHANNEL_NUMBER_L_MASK | | |
387 | HDMI0_60958_CS_CLOCK_ACCURACY_MASK)); | |
388 | ||
389 | WREG32_P(HDMI0_60958_1 + offset, | |
390 | HDMI0_60958_CS_CHANNEL_NUMBER_R(2), | |
391 | ~HDMI0_60958_CS_CHANNEL_NUMBER_R_MASK); | |
392 | } | |
393 | ||
3be2e7d0 SG |
394 | void r600_set_mute(struct drm_encoder *encoder, u32 offset, bool mute) |
395 | { | |
396 | struct drm_device *dev = encoder->dev; | |
397 | struct radeon_device *rdev = dev->dev_private; | |
398 | ||
399 | if (mute) | |
400 | WREG32_OR(HDMI0_GC + offset, HDMI0_GC_AVMUTE); | |
401 | else | |
402 | WREG32_AND(HDMI0_GC + offset, ~HDMI0_GC_AVMUTE); | |
403 | } | |
404 | ||
8e4d9f81 RM |
405 | /** |
406 | * r600_hdmi_update_audio_settings - Update audio infoframe | |
407 | * | |
408 | * @encoder: drm encoder | |
409 | * | |
410 | * Gets info about current audio stream and updates audio infoframe. | |
dafc3bd5 | 411 | */ |
58bd0863 | 412 | void r600_hdmi_update_audio_settings(struct drm_encoder *encoder) |
dafc3bd5 CK |
413 | { |
414 | struct drm_device *dev = encoder->dev; | |
415 | struct radeon_device *rdev = dev->dev_private; | |
cfcbd6d3 RM |
416 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
417 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; | |
b530602f | 418 | struct r600_audio_pin audio = r600_audio_status(rdev); |
e3b2e034 TR |
419 | uint8_t buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_AUDIO_INFOFRAME_SIZE]; |
420 | struct hdmi_audio_infoframe frame; | |
cfcbd6d3 | 421 | uint32_t offset; |
8e4d9f81 | 422 | uint32_t value; |
e3b2e034 | 423 | ssize_t err; |
dafc3bd5 | 424 | |
cfcbd6d3 | 425 | if (!dig->afmt || !dig->afmt->enabled) |
dafc3bd5 | 426 | return; |
cfcbd6d3 | 427 | offset = dig->afmt->offset; |
dafc3bd5 CK |
428 | |
429 | DRM_DEBUG("%s with %d channels, %d Hz sampling rate, %d bits per sample,\n", | |
430 | r600_hdmi_is_audio_buffer_filled(encoder) ? "playing" : "stopped", | |
3299de95 | 431 | audio.channels, audio.rate, audio.bits_per_sample); |
dafc3bd5 | 432 | DRM_DEBUG("0x%02X IEC60958 status bits and 0x%02X category code\n", |
3299de95 | 433 | (int)audio.status_bits, (int)audio.category_code); |
dafc3bd5 | 434 | |
e3b2e034 TR |
435 | err = hdmi_audio_infoframe_init(&frame); |
436 | if (err < 0) { | |
437 | DRM_ERROR("failed to setup audio infoframe\n"); | |
438 | return; | |
439 | } | |
440 | ||
441 | frame.channels = audio.channels; | |
442 | ||
443 | err = hdmi_audio_infoframe_pack(&frame, buffer, sizeof(buffer)); | |
444 | if (err < 0) { | |
445 | DRM_ERROR("failed to pack audio infoframe\n"); | |
446 | return; | |
447 | } | |
dafc3bd5 | 448 | |
8e4d9f81 RM |
449 | value = RREG32(HDMI0_AUDIO_PACKET_CONTROL + offset); |
450 | if (value & HDMI0_AUDIO_TEST_EN) | |
451 | WREG32(HDMI0_AUDIO_PACKET_CONTROL + offset, | |
452 | value & ~HDMI0_AUDIO_TEST_EN); | |
453 | ||
454 | WREG32_OR(HDMI0_CONTROL + offset, | |
455 | HDMI0_ERROR_ACK); | |
456 | ||
457 | WREG32_AND(HDMI0_INFOFRAME_CONTROL0 + offset, | |
458 | ~HDMI0_AUDIO_INFO_SOURCE); | |
459 | ||
e3b2e034 | 460 | r600_hdmi_update_audio_infoframe(encoder, buffer, sizeof(buffer)); |
8e4d9f81 RM |
461 | |
462 | WREG32_OR(HDMI0_INFOFRAME_CONTROL0 + offset, | |
463 | HDMI0_AUDIO_INFO_CONT | | |
464 | HDMI0_AUDIO_INFO_UPDATE); | |
dafc3bd5 CK |
465 | } |
466 | ||
dafc3bd5 | 467 | /* |
2cd6218c | 468 | * enable the HDMI engine |
dafc3bd5 | 469 | */ |
a973bea1 | 470 | void r600_hdmi_enable(struct drm_encoder *encoder, bool enable) |
dafc3bd5 | 471 | { |
2cd6218c RM |
472 | struct drm_device *dev = encoder->dev; |
473 | struct radeon_device *rdev = dev->dev_private; | |
dafc3bd5 | 474 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
cfcbd6d3 | 475 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; |
a973bea1 | 476 | u32 hdmi = HDMI0_ERROR_ACK; |
16823d16 | 477 | |
c2b4cacf AD |
478 | if (!dig || !dig->afmt) |
479 | return; | |
480 | ||
64fb4fb0 | 481 | /* Older chipsets require setting HDMI and routing manually */ |
a973bea1 AD |
482 | if (!ASIC_IS_DCE3(rdev)) { |
483 | if (enable) | |
484 | hdmi |= HDMI0_ENABLE; | |
5715f67c RM |
485 | switch (radeon_encoder->encoder_id) { |
486 | case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1: | |
a973bea1 AD |
487 | if (enable) { |
488 | WREG32_OR(AVIVO_TMDSA_CNTL, AVIVO_TMDSA_CNTL_HDMI_EN); | |
489 | hdmi |= HDMI0_STREAM(HDMI0_STREAM_TMDSA); | |
490 | } else { | |
491 | WREG32_AND(AVIVO_TMDSA_CNTL, ~AVIVO_TMDSA_CNTL_HDMI_EN); | |
492 | } | |
5715f67c RM |
493 | break; |
494 | case ENCODER_OBJECT_ID_INTERNAL_LVTM1: | |
a973bea1 AD |
495 | if (enable) { |
496 | WREG32_OR(AVIVO_LVTMA_CNTL, AVIVO_LVTMA_CNTL_HDMI_EN); | |
497 | hdmi |= HDMI0_STREAM(HDMI0_STREAM_LVTMA); | |
498 | } else { | |
499 | WREG32_AND(AVIVO_LVTMA_CNTL, ~AVIVO_LVTMA_CNTL_HDMI_EN); | |
500 | } | |
64fb4fb0 RM |
501 | break; |
502 | case ENCODER_OBJECT_ID_INTERNAL_DDI: | |
a973bea1 AD |
503 | if (enable) { |
504 | WREG32_OR(DDIA_CNTL, DDIA_HDMI_EN); | |
505 | hdmi |= HDMI0_STREAM(HDMI0_STREAM_DDIA); | |
506 | } else { | |
507 | WREG32_AND(DDIA_CNTL, ~DDIA_HDMI_EN); | |
508 | } | |
64fb4fb0 RM |
509 | break; |
510 | case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1: | |
a973bea1 AD |
511 | if (enable) |
512 | hdmi |= HDMI0_STREAM(HDMI0_STREAM_DVOA); | |
5715f67c RM |
513 | break; |
514 | default: | |
64fb4fb0 RM |
515 | dev_err(rdev->dev, "Invalid encoder for HDMI: 0x%X\n", |
516 | radeon_encoder->encoder_id); | |
5715f67c RM |
517 | break; |
518 | } | |
a973bea1 | 519 | WREG32(HDMI0_CONTROL + dig->afmt->offset, hdmi); |
5715f67c | 520 | } |
2cd6218c | 521 | |
f122c610 | 522 | if (rdev->irq.installed) { |
f2594933 | 523 | /* if irq is available use it */ |
9054ae1c | 524 | /* XXX: shouldn't need this on any asics. Double check DCE2/3 */ |
a973bea1 | 525 | if (enable) |
9054ae1c | 526 | radeon_irq_kms_enable_afmt(rdev, dig->afmt->id); |
a973bea1 AD |
527 | else |
528 | radeon_irq_kms_disable_afmt(rdev, dig->afmt->id); | |
f2594933 | 529 | } |
58bd0863 | 530 | |
a973bea1 | 531 | dig->afmt->enabled = enable; |
cfcbd6d3 | 532 | |
a973bea1 AD |
533 | DRM_DEBUG("%sabling HDMI interface @ 0x%04X for encoder 0x%x\n", |
534 | enable ? "En" : "Dis", dig->afmt->offset, radeon_encoder->encoder_id); | |
2cd6218c | 535 | } |
dafc3bd5 | 536 |