ASR_BASE
Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/marvell/linux/drivers/gpu/drm/radeon/evergreen_hdmi.c b/marvell/linux/drivers/gpu/drm/radeon/evergreen_hdmi.c
new file mode 100644
index 0000000..739336a
--- /dev/null
+++ b/marvell/linux/drivers/gpu/drm/radeon/evergreen_hdmi.c
@@ -0,0 +1,489 @@
+/*
+ * Copyright 2008 Advanced Micro Devices, Inc.
+ * Copyright 2008 Red Hat Inc.
+ * Copyright 2009 Christian König.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Christian König
+ * Rafał Miłecki
+ */
+#include <linux/hdmi.h>
+
+#include <drm/radeon_drm.h>
+#include "radeon.h"
+#include "radeon_asic.h"
+#include "radeon_audio.h"
+#include "evergreend.h"
+#include "atom.h"
+
+/* enable the audio stream */
+void dce4_audio_enable(struct radeon_device *rdev,
+ struct r600_audio_pin *pin,
+ u8 enable_mask)
+{
+ u32 tmp = RREG32(AZ_HOT_PLUG_CONTROL);
+
+ if (!pin)
+ return;
+
+ if (enable_mask) {
+ tmp |= AUDIO_ENABLED;
+ if (enable_mask & 1)
+ tmp |= PIN0_AUDIO_ENABLED;
+ if (enable_mask & 2)
+ tmp |= PIN1_AUDIO_ENABLED;
+ if (enable_mask & 4)
+ tmp |= PIN2_AUDIO_ENABLED;
+ if (enable_mask & 8)
+ tmp |= PIN3_AUDIO_ENABLED;
+ } else {
+ tmp &= ~(AUDIO_ENABLED |
+ PIN0_AUDIO_ENABLED |
+ PIN1_AUDIO_ENABLED |
+ PIN2_AUDIO_ENABLED |
+ PIN3_AUDIO_ENABLED);
+ }
+
+ WREG32(AZ_HOT_PLUG_CONTROL, tmp);
+}
+
+void evergreen_hdmi_update_acr(struct drm_encoder *encoder, long offset,
+ const struct radeon_hdmi_acr *acr)
+{
+ struct drm_device *dev = encoder->dev;
+ struct radeon_device *rdev = dev->dev_private;
+ int bpc = 8;
+
+ if (encoder->crtc) {
+ struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
+ bpc = radeon_crtc->bpc;
+ }
+
+ if (bpc > 8)
+ WREG32(HDMI_ACR_PACKET_CONTROL + offset,
+ HDMI_ACR_AUTO_SEND); /* allow hw to sent ACR packets when required */
+ else
+ WREG32(HDMI_ACR_PACKET_CONTROL + offset,
+ HDMI_ACR_SOURCE | /* select SW CTS value */
+ HDMI_ACR_AUTO_SEND); /* allow hw to sent ACR packets when required */
+
+ WREG32(HDMI_ACR_32_0 + offset, HDMI_ACR_CTS_32(acr->cts_32khz));
+ WREG32(HDMI_ACR_32_1 + offset, acr->n_32khz);
+
+ WREG32(HDMI_ACR_44_0 + offset, HDMI_ACR_CTS_44(acr->cts_44_1khz));
+ WREG32(HDMI_ACR_44_1 + offset, acr->n_44_1khz);
+
+ WREG32(HDMI_ACR_48_0 + offset, HDMI_ACR_CTS_48(acr->cts_48khz));
+ WREG32(HDMI_ACR_48_1 + offset, acr->n_48khz);
+}
+
+void dce4_afmt_write_latency_fields(struct drm_encoder *encoder,
+ struct drm_connector *connector, struct drm_display_mode *mode)
+{
+ struct radeon_device *rdev = encoder->dev->dev_private;
+ u32 tmp = 0;
+
+ if (mode->flags & DRM_MODE_FLAG_INTERLACE) {
+ if (connector->latency_present[1])
+ tmp = VIDEO_LIPSYNC(connector->video_latency[1]) |
+ AUDIO_LIPSYNC(connector->audio_latency[1]);
+ else
+ tmp = VIDEO_LIPSYNC(255) | AUDIO_LIPSYNC(255);
+ } else {
+ if (connector->latency_present[0])
+ tmp = VIDEO_LIPSYNC(connector->video_latency[0]) |
+ AUDIO_LIPSYNC(connector->audio_latency[0]);
+ else
+ tmp = VIDEO_LIPSYNC(255) | AUDIO_LIPSYNC(255);
+ }
+ WREG32_ENDPOINT(0, AZ_F0_CODEC_PIN0_CONTROL_RESPONSE_LIPSYNC, tmp);
+}
+
+void dce4_afmt_hdmi_write_speaker_allocation(struct drm_encoder *encoder,
+ u8 *sadb, int sad_count)
+{
+ struct radeon_device *rdev = encoder->dev->dev_private;
+ u32 tmp;
+
+ /* program the speaker allocation */
+ tmp = RREG32_ENDPOINT(0, AZ_F0_CODEC_PIN0_CONTROL_CHANNEL_SPEAKER);
+ tmp &= ~(DP_CONNECTION | SPEAKER_ALLOCATION_MASK);
+ /* set HDMI mode */
+ tmp |= HDMI_CONNECTION;
+ if (sad_count)
+ tmp |= SPEAKER_ALLOCATION(sadb[0]);
+ else
+ tmp |= SPEAKER_ALLOCATION(5); /* stereo */
+ WREG32_ENDPOINT(0, AZ_F0_CODEC_PIN0_CONTROL_CHANNEL_SPEAKER, tmp);
+}
+
+void dce4_afmt_dp_write_speaker_allocation(struct drm_encoder *encoder,
+ u8 *sadb, int sad_count)
+{
+ struct radeon_device *rdev = encoder->dev->dev_private;
+ u32 tmp;
+
+ /* program the speaker allocation */
+ tmp = RREG32_ENDPOINT(0, AZ_F0_CODEC_PIN0_CONTROL_CHANNEL_SPEAKER);
+ tmp &= ~(HDMI_CONNECTION | SPEAKER_ALLOCATION_MASK);
+ /* set DP mode */
+ tmp |= DP_CONNECTION;
+ if (sad_count)
+ tmp |= SPEAKER_ALLOCATION(sadb[0]);
+ else
+ tmp |= SPEAKER_ALLOCATION(5); /* stereo */
+ WREG32_ENDPOINT(0, AZ_F0_CODEC_PIN0_CONTROL_CHANNEL_SPEAKER, tmp);
+}
+
+void evergreen_hdmi_write_sad_regs(struct drm_encoder *encoder,
+ struct cea_sad *sads, int sad_count)
+{
+ int i;
+ struct radeon_device *rdev = encoder->dev->dev_private;
+ static const u16 eld_reg_to_type[][2] = {
+ { AZ_F0_CODEC_PIN0_CONTROL_AUDIO_DESCRIPTOR0, HDMI_AUDIO_CODING_TYPE_PCM },
+ { AZ_F0_CODEC_PIN0_CONTROL_AUDIO_DESCRIPTOR1, HDMI_AUDIO_CODING_TYPE_AC3 },
+ { AZ_F0_CODEC_PIN0_CONTROL_AUDIO_DESCRIPTOR2, HDMI_AUDIO_CODING_TYPE_MPEG1 },
+ { AZ_F0_CODEC_PIN0_CONTROL_AUDIO_DESCRIPTOR3, HDMI_AUDIO_CODING_TYPE_MP3 },
+ { AZ_F0_CODEC_PIN0_CONTROL_AUDIO_DESCRIPTOR4, HDMI_AUDIO_CODING_TYPE_MPEG2 },
+ { AZ_F0_CODEC_PIN0_CONTROL_AUDIO_DESCRIPTOR5, HDMI_AUDIO_CODING_TYPE_AAC_LC },
+ { AZ_F0_CODEC_PIN0_CONTROL_AUDIO_DESCRIPTOR6, HDMI_AUDIO_CODING_TYPE_DTS },
+ { AZ_F0_CODEC_PIN0_CONTROL_AUDIO_DESCRIPTOR7, HDMI_AUDIO_CODING_TYPE_ATRAC },
+ { AZ_F0_CODEC_PIN0_CONTROL_AUDIO_DESCRIPTOR9, HDMI_AUDIO_CODING_TYPE_EAC3 },
+ { AZ_F0_CODEC_PIN0_CONTROL_AUDIO_DESCRIPTOR10, HDMI_AUDIO_CODING_TYPE_DTS_HD },
+ { AZ_F0_CODEC_PIN0_CONTROL_AUDIO_DESCRIPTOR11, HDMI_AUDIO_CODING_TYPE_MLP },
+ { AZ_F0_CODEC_PIN0_CONTROL_AUDIO_DESCRIPTOR13, HDMI_AUDIO_CODING_TYPE_WMA_PRO },
+ };
+
+ for (i = 0; i < ARRAY_SIZE(eld_reg_to_type); i++) {
+ u32 value = 0;
+ u8 stereo_freqs = 0;
+ int max_channels = -1;
+ int j;
+
+ for (j = 0; j < sad_count; j++) {
+ struct cea_sad *sad = &sads[j];
+
+ if (sad->format == eld_reg_to_type[i][1]) {
+ if (sad->channels > max_channels) {
+ value = MAX_CHANNELS(sad->channels) |
+ DESCRIPTOR_BYTE_2(sad->byte2) |
+ SUPPORTED_FREQUENCIES(sad->freq);
+ max_channels = sad->channels;
+ }
+
+ if (sad->format == HDMI_AUDIO_CODING_TYPE_PCM)
+ stereo_freqs |= sad->freq;
+ else
+ break;
+ }
+ }
+
+ value |= SUPPORTED_FREQUENCIES_STEREO(stereo_freqs);
+
+ WREG32_ENDPOINT(0, eld_reg_to_type[i][0], value);
+ }
+}
+
+/*
+ * build a AVI Info Frame
+ */
+void evergreen_set_avi_packet(struct radeon_device *rdev, u32 offset,
+ unsigned char *buffer, size_t size)
+{
+ uint8_t *frame = buffer + 3;
+
+ WREG32(AFMT_AVI_INFO0 + offset,
+ frame[0x0] | (frame[0x1] << 8) | (frame[0x2] << 16) | (frame[0x3] << 24));
+ WREG32(AFMT_AVI_INFO1 + offset,
+ frame[0x4] | (frame[0x5] << 8) | (frame[0x6] << 16) | (frame[0x7] << 24));
+ WREG32(AFMT_AVI_INFO2 + offset,
+ frame[0x8] | (frame[0x9] << 8) | (frame[0xA] << 16) | (frame[0xB] << 24));
+ WREG32(AFMT_AVI_INFO3 + offset,
+ frame[0xC] | (frame[0xD] << 8) | (buffer[1] << 24));
+
+ WREG32_P(HDMI_INFOFRAME_CONTROL1 + offset,
+ HDMI_AVI_INFO_LINE(2), /* anything other than 0 */
+ ~HDMI_AVI_INFO_LINE_MASK);
+}
+
+void dce4_hdmi_audio_set_dto(struct radeon_device *rdev,
+ struct radeon_crtc *crtc, unsigned int clock)
+{
+ unsigned int max_ratio = clock / 24000;
+ u32 dto_phase;
+ u32 wallclock_ratio;
+ u32 value;
+
+ if (max_ratio >= 8) {
+ dto_phase = 192 * 1000;
+ wallclock_ratio = 3;
+ } else if (max_ratio >= 4) {
+ dto_phase = 96 * 1000;
+ wallclock_ratio = 2;
+ } else if (max_ratio >= 2) {
+ dto_phase = 48 * 1000;
+ wallclock_ratio = 1;
+ } else {
+ dto_phase = 24 * 1000;
+ wallclock_ratio = 0;
+ }
+
+ value = RREG32(DCCG_AUDIO_DTO0_CNTL) & ~DCCG_AUDIO_DTO_WALLCLOCK_RATIO_MASK;
+ value |= DCCG_AUDIO_DTO_WALLCLOCK_RATIO(wallclock_ratio);
+ value &= ~DCCG_AUDIO_DTO1_USE_512FBR_DTO;
+ WREG32(DCCG_AUDIO_DTO0_CNTL, value);
+
+ /* Two dtos; generally use dto0 for HDMI */
+ value = 0;
+
+ if (crtc)
+ value |= DCCG_AUDIO_DTO0_SOURCE_SEL(crtc->crtc_id);
+
+ WREG32(DCCG_AUDIO_DTO_SOURCE, value);
+
+ /* Express [24MHz / target pixel clock] as an exact rational
+ * number (coefficient of two integer numbers. DCCG_AUDIO_DTOx_PHASE
+ * is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator
+ */
+ WREG32(DCCG_AUDIO_DTO0_PHASE, dto_phase);
+ WREG32(DCCG_AUDIO_DTO0_MODULE, clock);
+}
+
+void dce4_dp_audio_set_dto(struct radeon_device *rdev,
+ struct radeon_crtc *crtc, unsigned int clock)
+{
+ u32 value;
+
+ value = RREG32(DCCG_AUDIO_DTO1_CNTL) & ~DCCG_AUDIO_DTO_WALLCLOCK_RATIO_MASK;
+ value |= DCCG_AUDIO_DTO1_USE_512FBR_DTO;
+ WREG32(DCCG_AUDIO_DTO1_CNTL, value);
+
+ /* Two dtos; generally use dto1 for DP */
+ value = 0;
+ value |= DCCG_AUDIO_DTO_SEL;
+
+ if (crtc)
+ value |= DCCG_AUDIO_DTO0_SOURCE_SEL(crtc->crtc_id);
+
+ WREG32(DCCG_AUDIO_DTO_SOURCE, value);
+
+ /* Express [24MHz / target pixel clock] as an exact rational
+ * number (coefficient of two integer numbers. DCCG_AUDIO_DTOx_PHASE
+ * is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator
+ */
+ if (ASIC_IS_DCE41(rdev)) {
+ unsigned int div = (RREG32(DCE41_DENTIST_DISPCLK_CNTL) &
+ DENTIST_DPREFCLK_WDIVIDER_MASK) >>
+ DENTIST_DPREFCLK_WDIVIDER_SHIFT;
+ div = radeon_audio_decode_dfs_div(div);
+
+ if (div)
+ clock = 100 * clock / div;
+ }
+
+ WREG32(DCCG_AUDIO_DTO1_PHASE, 24000);
+ WREG32(DCCG_AUDIO_DTO1_MODULE, clock);
+}
+
+void dce4_set_vbi_packet(struct drm_encoder *encoder, u32 offset)
+{
+ struct drm_device *dev = encoder->dev;
+ struct radeon_device *rdev = dev->dev_private;
+
+ WREG32(HDMI_VBI_PACKET_CONTROL + offset,
+ HDMI_NULL_SEND | /* send null packets when required */
+ HDMI_GC_SEND | /* send general control packets */
+ HDMI_GC_CONT); /* send general control packets every frame */
+}
+
+void dce4_hdmi_set_color_depth(struct drm_encoder *encoder, u32 offset, int bpc)
+{
+ struct drm_device *dev = encoder->dev;
+ struct radeon_device *rdev = dev->dev_private;
+ struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
+ uint32_t val;
+
+ val = RREG32(HDMI_CONTROL + offset);
+ val &= ~HDMI_DEEP_COLOR_ENABLE;
+ val &= ~HDMI_DEEP_COLOR_DEPTH_MASK;
+
+ switch (bpc) {
+ case 0:
+ case 6:
+ case 8:
+ case 16:
+ default:
+ DRM_DEBUG("%s: Disabling hdmi deep color for %d bpc.\n",
+ connector->name, bpc);
+ break;
+ case 10:
+ val |= HDMI_DEEP_COLOR_ENABLE;
+ val |= HDMI_DEEP_COLOR_DEPTH(HDMI_30BIT_DEEP_COLOR);
+ DRM_DEBUG("%s: Enabling hdmi deep color 30 for 10 bpc.\n",
+ connector->name);
+ break;
+ case 12:
+ val |= HDMI_DEEP_COLOR_ENABLE;
+ val |= HDMI_DEEP_COLOR_DEPTH(HDMI_36BIT_DEEP_COLOR);
+ DRM_DEBUG("%s: Enabling hdmi deep color 36 for 12 bpc.\n",
+ connector->name);
+ break;
+ }
+
+ WREG32(HDMI_CONTROL + offset, val);
+}
+
+void dce4_set_audio_packet(struct drm_encoder *encoder, u32 offset)
+{
+ struct drm_device *dev = encoder->dev;
+ struct radeon_device *rdev = dev->dev_private;
+
+ WREG32(AFMT_INFOFRAME_CONTROL0 + offset,
+ AFMT_AUDIO_INFO_UPDATE); /* required for audio info values to be updated */
+
+ WREG32(AFMT_60958_0 + offset,
+ AFMT_60958_CS_CHANNEL_NUMBER_L(1));
+
+ WREG32(AFMT_60958_1 + offset,
+ AFMT_60958_CS_CHANNEL_NUMBER_R(2));
+
+ WREG32(AFMT_60958_2 + offset,
+ AFMT_60958_CS_CHANNEL_NUMBER_2(3) |
+ AFMT_60958_CS_CHANNEL_NUMBER_3(4) |
+ AFMT_60958_CS_CHANNEL_NUMBER_4(5) |
+ AFMT_60958_CS_CHANNEL_NUMBER_5(6) |
+ AFMT_60958_CS_CHANNEL_NUMBER_6(7) |
+ AFMT_60958_CS_CHANNEL_NUMBER_7(8));
+
+ WREG32(AFMT_AUDIO_PACKET_CONTROL2 + offset,
+ AFMT_AUDIO_CHANNEL_ENABLE(0xff));
+
+ WREG32(HDMI_AUDIO_PACKET_CONTROL + offset,
+ HDMI_AUDIO_DELAY_EN(1) | /* set the default audio delay */
+ HDMI_AUDIO_PACKETS_PER_LINE(3)); /* should be suffient for all audio modes and small enough for all hblanks */
+
+ /* allow 60958 channel status and send audio packets fields to be updated */
+ WREG32_OR(AFMT_AUDIO_PACKET_CONTROL + offset,
+ AFMT_RESET_FIFO_WHEN_AUDIO_DIS | AFMT_60958_CS_UPDATE);
+}
+
+
+void dce4_set_mute(struct drm_encoder *encoder, u32 offset, bool mute)
+{
+ struct drm_device *dev = encoder->dev;
+ struct radeon_device *rdev = dev->dev_private;
+
+ if (mute)
+ WREG32_OR(HDMI_GC + offset, HDMI_GC_AVMUTE);
+ else
+ WREG32_AND(HDMI_GC + offset, ~HDMI_GC_AVMUTE);
+}
+
+void evergreen_hdmi_enable(struct drm_encoder *encoder, bool enable)
+{
+ struct drm_device *dev = encoder->dev;
+ struct radeon_device *rdev = dev->dev_private;
+ struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+ struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
+
+ if (!dig || !dig->afmt)
+ return;
+
+ if (enable) {
+ struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
+
+ if (connector && drm_detect_monitor_audio(radeon_connector_edid(connector))) {
+ WREG32(HDMI_INFOFRAME_CONTROL0 + dig->afmt->offset,
+ HDMI_AVI_INFO_SEND | /* enable AVI info frames */
+ HDMI_AVI_INFO_CONT | /* required for audio info values to be updated */
+ HDMI_AUDIO_INFO_SEND | /* enable audio info frames (frames won't be set until audio is enabled) */
+ HDMI_AUDIO_INFO_CONT); /* required for audio info values to be updated */
+ WREG32_OR(AFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset,
+ AFMT_AUDIO_SAMPLE_SEND);
+ } else {
+ WREG32(HDMI_INFOFRAME_CONTROL0 + dig->afmt->offset,
+ HDMI_AVI_INFO_SEND | /* enable AVI info frames */
+ HDMI_AVI_INFO_CONT); /* required for audio info values to be updated */
+ WREG32_AND(AFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset,
+ ~AFMT_AUDIO_SAMPLE_SEND);
+ }
+ } else {
+ WREG32_AND(AFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset,
+ ~AFMT_AUDIO_SAMPLE_SEND);
+ WREG32(HDMI_INFOFRAME_CONTROL0 + dig->afmt->offset, 0);
+ }
+
+ dig->afmt->enabled = enable;
+
+ DRM_DEBUG("%sabling HDMI interface @ 0x%04X for encoder 0x%x\n",
+ enable ? "En" : "Dis", dig->afmt->offset, radeon_encoder->encoder_id);
+}
+
+void evergreen_dp_enable(struct drm_encoder *encoder, bool enable)
+{
+ struct drm_device *dev = encoder->dev;
+ struct radeon_device *rdev = dev->dev_private;
+ struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+ struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
+ struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
+
+ if (!dig || !dig->afmt)
+ return;
+
+ if (enable && connector &&
+ drm_detect_monitor_audio(radeon_connector_edid(connector))) {
+ struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
+ struct radeon_connector *radeon_connector = to_radeon_connector(connector);
+ struct radeon_connector_atom_dig *dig_connector;
+ uint32_t val;
+
+ WREG32_OR(AFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset,
+ AFMT_AUDIO_SAMPLE_SEND);
+
+ WREG32(EVERGREEN_DP_SEC_TIMESTAMP + dig->afmt->offset,
+ EVERGREEN_DP_SEC_TIMESTAMP_MODE(1));
+
+ if (!ASIC_IS_DCE6(rdev) && radeon_connector->con_priv) {
+ dig_connector = radeon_connector->con_priv;
+ val = RREG32(EVERGREEN_DP_SEC_AUD_N + dig->afmt->offset);
+ val &= ~EVERGREEN_DP_SEC_N_BASE_MULTIPLE(0xf);
+
+ if (dig_connector->dp_clock == 162000)
+ val |= EVERGREEN_DP_SEC_N_BASE_MULTIPLE(3);
+ else
+ val |= EVERGREEN_DP_SEC_N_BASE_MULTIPLE(5);
+
+ WREG32(EVERGREEN_DP_SEC_AUD_N + dig->afmt->offset, val);
+ }
+
+ WREG32(EVERGREEN_DP_SEC_CNTL + dig->afmt->offset,
+ EVERGREEN_DP_SEC_ASP_ENABLE | /* Audio packet transmission */
+ EVERGREEN_DP_SEC_ATP_ENABLE | /* Audio timestamp packet transmission */
+ EVERGREEN_DP_SEC_AIP_ENABLE | /* Audio infoframe packet transmission */
+ EVERGREEN_DP_SEC_STREAM_ENABLE); /* Master enable for secondary stream engine */
+ } else {
+ WREG32(EVERGREEN_DP_SEC_CNTL + dig->afmt->offset, 0);
+ WREG32_AND(AFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset,
+ ~AFMT_AUDIO_SAMPLE_SEND);
+ }
+
+ dig->afmt->enabled = enable;
+}