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Regard whitespace Rev 6103 → Rev 6104

/drivers/video/drm/radeon/evergreen_hdmi.c
29,17 → 29,12
#include <drm/radeon_drm.h>
#include "radeon.h"
#include "radeon_asic.h"
#include "radeon_audio.h"
#include "evergreend.h"
#include "atom.h"
 
extern void dce6_afmt_write_speaker_allocation(struct drm_encoder *encoder);
extern void dce6_afmt_write_sad_regs(struct drm_encoder *encoder);
extern void dce6_afmt_select_pin(struct drm_encoder *encoder);
extern void dce6_afmt_write_latency_fields(struct drm_encoder *encoder,
struct drm_display_mode *mode);
 
/* enable the audio stream */
static void dce4_audio_enable(struct radeon_device *rdev,
void dce4_audio_enable(struct radeon_device *rdev,
struct r600_audio_pin *pin,
u8 enable_mask)
{
69,48 → 64,42
WREG32(AZ_HOT_PLUG_CONTROL, tmp);
}
 
/*
* update the N and CTS parameters for a given pixel clock rate
*/
static void evergreen_hdmi_update_ACR(struct drm_encoder *encoder, uint32_t clock)
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;
struct radeon_hdmi_acr acr = r600_hdmi_acr(clock);
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
uint32_t offset = dig->afmt->offset;
int bpc = 8;
 
WREG32(HDMI_ACR_32_0 + offset, HDMI_ACR_CTS_32(acr.cts_32khz));
WREG32(HDMI_ACR_32_1 + offset, acr.n_32khz);
if (encoder->crtc) {
struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
bpc = radeon_crtc->bpc;
}
 
WREG32(HDMI_ACR_44_0 + offset, HDMI_ACR_CTS_44(acr.cts_44_1khz));
WREG32(HDMI_ACR_44_1 + offset, acr.n_44_1khz);
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_48_0 + offset, HDMI_ACR_CTS_48(acr.cts_48khz));
WREG32(HDMI_ACR_48_1 + offset, acr.n_48khz);
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);
}
 
static void dce4_afmt_write_latency_fields(struct drm_encoder *encoder,
struct drm_display_mode *mode)
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;
struct drm_connector *connector;
struct radeon_connector *radeon_connector = NULL;
u32 tmp = 0;
 
list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
if (connector->encoder == encoder) {
radeon_connector = to_radeon_connector(connector);
break;
}
}
 
if (!radeon_connector) {
DRM_ERROR("Couldn't find encoder's connector\n");
return;
}
 
if (mode->flags & DRM_MODE_FLAG_INTERLACE) {
if (connector->latency_present[1])
tmp = VIDEO_LIPSYNC(connector->video_latency[1]) |
124,38 → 113,17
else
tmp = VIDEO_LIPSYNC(255) | AUDIO_LIPSYNC(255);
}
WREG32(AZ_F0_CODEC_PIN0_CONTROL_RESPONSE_LIPSYNC, tmp);
WREG32_ENDPOINT(0, AZ_F0_CODEC_PIN0_CONTROL_RESPONSE_LIPSYNC, tmp);
}
 
static void dce4_afmt_write_speaker_allocation(struct drm_encoder *encoder)
void dce4_afmt_hdmi_write_speaker_allocation(struct drm_encoder *encoder,
u8 *sadb, int sad_count)
{
struct radeon_device *rdev = encoder->dev->dev_private;
struct drm_connector *connector;
struct radeon_connector *radeon_connector = NULL;
u32 tmp;
u8 *sadb = NULL;
int sad_count;
 
list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
if (connector->encoder == encoder) {
radeon_connector = to_radeon_connector(connector);
break;
}
}
 
if (!radeon_connector) {
DRM_ERROR("Couldn't find encoder's connector\n");
return;
}
 
sad_count = drm_edid_to_speaker_allocation(radeon_connector_edid(connector), &sadb);
if (sad_count < 0) {
DRM_DEBUG("Couldn't read Speaker Allocation Data Block: %d\n", sad_count);
sad_count = 0;
}
 
/* program the speaker allocation */
tmp = RREG32(AZ_F0_CODEC_PIN0_CONTROL_CHANNEL_SPEAKER);
tmp = RREG32_ENDPOINT(0, AZ_F0_CODEC_PIN0_CONTROL_CHANNEL_SPEAKER);
tmp &= ~(DP_CONNECTION | SPEAKER_ALLOCATION_MASK);
/* set HDMI mode */
tmp |= HDMI_CONNECTION;
163,19 → 131,32
tmp |= SPEAKER_ALLOCATION(sadb[0]);
else
tmp |= SPEAKER_ALLOCATION(5); /* stereo */
WREG32(AZ_F0_CODEC_PIN0_CONTROL_CHANNEL_SPEAKER, tmp);
WREG32_ENDPOINT(0, AZ_F0_CODEC_PIN0_CONTROL_CHANNEL_SPEAKER, tmp);
}
 
kfree(sadb);
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);
}
 
static void evergreen_hdmi_write_sad_regs(struct drm_encoder *encoder)
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;
struct drm_connector *connector;
struct radeon_connector *radeon_connector = NULL;
struct cea_sad *sads;
int i, sad_count;
 
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 },
191,25 → 172,6
{ AZ_F0_CODEC_PIN0_CONTROL_AUDIO_DESCRIPTOR13, HDMI_AUDIO_CODING_TYPE_WMA_PRO },
};
 
list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
if (connector->encoder == encoder) {
radeon_connector = to_radeon_connector(connector);
break;
}
}
 
if (!radeon_connector) {
DRM_ERROR("Couldn't find encoder's connector\n");
return;
}
 
sad_count = drm_edid_to_sad(radeon_connector_edid(connector), &sads);
if (sad_count <= 0) {
DRM_ERROR("Couldn't read SADs: %d\n", sad_count);
return;
}
BUG_ON(!sads);
 
for (i = 0; i < ARRAY_SIZE(eld_reg_to_type); i++) {
u32 value = 0;
u8 stereo_freqs = 0;
236,25 → 198,17
 
value |= SUPPORTED_FREQUENCIES_STEREO(stereo_freqs);
 
WREG32(eld_reg_to_type[i][0], value);
WREG32_ENDPOINT(0, eld_reg_to_type[i][0], value);
}
 
kfree(sads);
}
 
/*
* build a HDMI Video Info Frame
* build a AVI Info Frame
*/
static void evergreen_hdmi_update_avi_infoframe(struct drm_encoder *encoder,
void *buffer, size_t size)
void evergreen_set_avi_packet(struct radeon_device *rdev, u32 offset,
unsigned char *buffer, size_t size)
{
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;
uint32_t offset = dig->afmt->offset;
uint8_t *frame = buffer + 3;
uint8_t *header = buffer;
 
WREG32(AFMT_AVI_INFO0 + offset,
frame[0x0] | (frame[0x1] << 8) | (frame[0x2] << 16) | (frame[0x3] << 24));
263,29 → 217,21
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) | (header[1] << 24));
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);
}
 
static void evergreen_audio_set_dto(struct drm_encoder *encoder, u32 clock)
void dce4_hdmi_audio_set_dto(struct radeon_device *rdev,
struct radeon_crtc *crtc, unsigned int clock)
{
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 radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
u32 base_rate = 24000;
u32 max_ratio = clock / base_rate;
unsigned int max_ratio = clock / 24000;
u32 dto_phase;
u32 dto_modulo = clock;
u32 wallclock_ratio;
u32 dto_cntl;
u32 value;
 
if (!dig || !dig->afmt)
return;
 
if (ASIC_IS_DCE6(rdev)) {
dto_phase = 24 * 1000;
} else {
if (max_ratio >= 8) {
dto_phase = 192 * 1000;
wallclock_ratio = 3;
299,68 → 245,71
dto_phase = 24 * 1000;
wallclock_ratio = 0;
}
dto_cntl = RREG32(DCCG_AUDIO_DTO0_CNTL) & ~DCCG_AUDIO_DTO_WALLCLOCK_RATIO_MASK;
dto_cntl |= DCCG_AUDIO_DTO_WALLCLOCK_RATIO(wallclock_ratio);
WREG32(DCCG_AUDIO_DTO0_CNTL, dto_cntl);
}
 
/* XXX two dtos; generally use dto0 for hdmi */
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_DTO_SOURCE, DCCG_AUDIO_DTO0_SOURCE_SEL(radeon_crtc->crtc_id));
WREG32(DCCG_AUDIO_DTO0_PHASE, dto_phase);
WREG32(DCCG_AUDIO_DTO0_MODULE, dto_modulo);
WREG32(DCCG_AUDIO_DTO0_MODULE, clock);
}
 
 
/*
* update the info frames with the data from the current display mode
*/
void evergreen_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode *mode)
void dce4_dp_audio_set_dto(struct radeon_device *rdev,
struct radeon_crtc *crtc, unsigned int clock)
{
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);
u8 buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_AVI_INFOFRAME_SIZE];
struct hdmi_avi_infoframe frame;
uint32_t offset;
ssize_t err;
uint32_t val;
int bpc = 8;
u32 value;
 
if (!dig || !dig->afmt)
return;
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);
 
/* Silent, r600_hdmi_enable will raise WARN for us */
if (!dig->afmt->enabled)
return;
offset = dig->afmt->offset;
/* Two dtos; generally use dto1 for DP */
value = 0;
value |= DCCG_AUDIO_DTO_SEL;
 
/* hdmi deep color mode general control packets setup, if bpc > 8 */
if (encoder->crtc) {
struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
bpc = radeon_crtc->bpc;
}
if (crtc)
value |= DCCG_AUDIO_DTO0_SOURCE_SEL(crtc->crtc_id);
 
/* disable audio prior to setting up hw */
if (ASIC_IS_DCE6(rdev)) {
dig->afmt->pin = dce6_audio_get_pin(rdev);
dce6_audio_enable(rdev, dig->afmt->pin, 0);
} else {
dig->afmt->pin = r600_audio_get_pin(rdev);
dce4_audio_enable(rdev, dig->afmt->pin, 0);
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_DTO1_PHASE, 24000);
WREG32(DCCG_AUDIO_DTO1_MODULE, clock);
}
 
evergreen_audio_set_dto(encoder, mode->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_NULL_SEND | /* send null packets when required */
HDMI_GC_SEND | /* send general control packets */
HDMI_GC_CONT); /* send general control packets every frame */
}
 
WREG32(AFMT_AUDIO_CRC_CONTROL + offset, 0x1000);
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;
390,43 → 339,16
}
 
WREG32(HDMI_CONTROL + offset, val);
}
 
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_set_audio_packet(struct drm_encoder *encoder, u32 offset)
{
struct drm_device *dev = encoder->dev;
struct radeon_device *rdev = dev->dev_private;
 
WREG32(HDMI_INFOFRAME_CONTROL0 + offset,
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(AFMT_INFOFRAME_CONTROL0 + offset,
AFMT_AUDIO_INFO_UPDATE); /* required for audio info values to be updated */
 
WREG32(HDMI_INFOFRAME_CONTROL1 + offset,
HDMI_AUDIO_INFO_LINE(2)); /* anything other than 0 */
 
WREG32(HDMI_GC + offset, 0); /* unset HDMI_GC_AVMUTE */
 
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 */
 
WREG32(AFMT_AUDIO_PACKET_CONTROL + offset,
AFMT_60958_CS_UPDATE); /* allow 60958 channel status fields to be updated */
 
/* fglrx clears sth in AFMT_AUDIO_PACKET_CONTROL2 here */
 
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 */
 
evergreen_hdmi_update_ACR(encoder, mode->clock);
 
WREG32(AFMT_60958_0 + offset,
AFMT_60958_CS_CHANNEL_NUMBER_L(1));
 
441,90 → 363,117
AFMT_60958_CS_CHANNEL_NUMBER_6(7) |
AFMT_60958_CS_CHANNEL_NUMBER_7(8));
 
if (ASIC_IS_DCE6(rdev)) {
dce6_afmt_write_speaker_allocation(encoder);
} else {
dce4_afmt_write_speaker_allocation(encoder);
}
 
WREG32(AFMT_AUDIO_PACKET_CONTROL2 + offset,
AFMT_AUDIO_CHANNEL_ENABLE(0xff));
 
/* fglrx sets 0x40 in 0x5f80 here */
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 */
 
if (ASIC_IS_DCE6(rdev)) {
dce6_afmt_select_pin(encoder);
dce6_afmt_write_sad_regs(encoder);
dce6_afmt_write_latency_fields(encoder, mode);
} else {
evergreen_hdmi_write_sad_regs(encoder);
dce4_afmt_write_latency_fields(encoder, mode);
/* 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);
}
 
err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode);
if (err < 0) {
DRM_ERROR("failed to setup AVI infoframe: %zd\n", err);
return;
 
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);
}
 
err = hdmi_avi_infoframe_pack(&frame, buffer, sizeof(buffer));
if (err < 0) {
DRM_ERROR("failed to pack AVI infoframe: %zd\n", err);
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;
}
 
evergreen_hdmi_update_avi_infoframe(encoder, buffer, sizeof(buffer));
if (enable) {
struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
 
WREG32_OR(HDMI_INFOFRAME_CONTROL0 + offset,
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);
}
 
WREG32_P(HDMI_INFOFRAME_CONTROL1 + offset,
HDMI_AVI_INFO_LINE(2), /* anything other than 0 */
~HDMI_AVI_INFO_LINE_MASK);
dig->afmt->enabled = enable;
 
WREG32_OR(AFMT_AUDIO_PACKET_CONTROL + offset,
AFMT_AUDIO_SAMPLE_SEND); /* send audio packets */
 
/* it's unknown what these bits do excatly, but it's indeed quite useful for debugging */
WREG32(AFMT_RAMP_CONTROL0 + offset, 0x00FFFFFF);
WREG32(AFMT_RAMP_CONTROL1 + offset, 0x007FFFFF);
WREG32(AFMT_RAMP_CONTROL2 + offset, 0x00000001);
WREG32(AFMT_RAMP_CONTROL3 + offset, 0x00000001);
 
/* enable audio after to setting up hw */
if (ASIC_IS_DCE6(rdev))
dce6_audio_enable(rdev, dig->afmt->pin, 1);
else
dce4_audio_enable(rdev, dig->afmt->pin, 0xf);
DRM_DEBUG("%sabling HDMI interface @ 0x%04X for encoder 0x%x\n",
enable ? "En" : "Dis", dig->afmt->offset, radeon_encoder->encoder_id);
}
 
void evergreen_hdmi_enable(struct drm_encoder *encoder, bool enable)
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;
 
/* Silent, r600_hdmi_enable will raise WARN for us */
if (enable && dig->afmt->enabled)
return;
if (!enable && !dig->afmt->enabled)
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;
 
if (!enable && dig->afmt->pin) {
if (ASIC_IS_DCE6(rdev))
dce6_audio_enable(rdev, dig->afmt->pin, 0);
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
dce4_audio_enable(rdev, dig->afmt->pin, 0);
dig->afmt->pin = NULL;
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;
 
DRM_DEBUG("%sabling HDMI interface @ 0x%04X for encoder 0x%x\n",
enable ? "En" : "Dis", dig->afmt->offset, radeon_encoder->encoder_id);
}