{ 0x00002016, 0x000000A0, 0x0 },
{ 0x00005012, 0x0000009B, 0x0 },
{ 0x00007011, 0x00000088, 0x0 },
- { 0x80009010, 0x000000C0, 0x1 }, /* Uses I_boost level 0x1 */
+ { 0x80009010, 0x000000C0, 0x1 },
{ 0x00002016, 0x0000009B, 0x0 },
{ 0x00005012, 0x00000088, 0x0 },
- { 0x80007011, 0x000000C0, 0x1 }, /* Uses I_boost level 0x1 */
+ { 0x80007011, 0x000000C0, 0x1 },
{ 0x00002016, 0x000000DF, 0x0 },
- { 0x80005012, 0x000000C0, 0x1 }, /* Uses I_boost level 0x1 */
+ { 0x80005012, 0x000000C0, 0x1 },
};
/* Skylake U */
static const struct ddi_buf_trans skl_u_ddi_translations_dp[] = {
{ 0x0000201B, 0x000000A2, 0x0 },
{ 0x00005012, 0x00000088, 0x0 },
- { 0x00007011, 0x00000087, 0x0 },
- { 0x80009010, 0x000000C0, 0x1 }, /* Uses I_boost level 0x1 */
+ { 0x80007011, 0x000000CD, 0x0 },
+ { 0x80009010, 0x000000C0, 0x1 },
{ 0x0000201B, 0x0000009D, 0x0 },
- { 0x80005012, 0x000000C0, 0x1 }, /* Uses I_boost level 0x1 */
- { 0x80007011, 0x000000C0, 0x1 }, /* Uses I_boost level 0x1 */
+ { 0x80005012, 0x000000C0, 0x1 },
+ { 0x80007011, 0x000000C0, 0x1 },
{ 0x00002016, 0x00000088, 0x0 },
- { 0x80005012, 0x000000C0, 0x1 }, /* Uses I_boost level 0x1 */
+ { 0x80005012, 0x000000C0, 0x1 },
};
/* Skylake Y */
static const struct ddi_buf_trans skl_y_ddi_translations_dp[] = {
{ 0x00000018, 0x000000A2, 0x0 },
{ 0x00005012, 0x00000088, 0x0 },
- { 0x00007011, 0x00000087, 0x0 },
- { 0x80009010, 0x000000C0, 0x3 }, /* Uses I_boost level 0x3 */
+ { 0x80007011, 0x000000CD, 0x0 },
+ { 0x80009010, 0x000000C0, 0x3 },
{ 0x00000018, 0x0000009D, 0x0 },
- { 0x80005012, 0x000000C0, 0x3 }, /* Uses I_boost level 0x3 */
- { 0x80007011, 0x000000C0, 0x3 }, /* Uses I_boost level 0x3 */
+ { 0x80005012, 0x000000C0, 0x3 },
+ { 0x80007011, 0x000000C0, 0x3 },
{ 0x00000018, 0x00000088, 0x0 },
- { 0x80005012, 0x000000C0, 0x3 }, /* Uses I_boost level 0x3 */
+ { 0x80005012, 0x000000C0, 0x3 },
};
/*
{ 0x00000018, 0x000000A1, 0x0 },
{ 0x00000018, 0x00000098, 0x0 },
{ 0x00004013, 0x00000088, 0x0 },
- { 0x00006012, 0x00000087, 0x0 },
+ { 0x80006012, 0x000000CD, 0x1 },
{ 0x00000018, 0x000000DF, 0x0 },
- { 0x00003015, 0x00000087, 0x0 }, /* Default */
- { 0x00003015, 0x000000C7, 0x0 },
- { 0x00000018, 0x000000C7, 0x0 },
+ { 0x80003015, 0x000000CD, 0x1 }, /* Default */
+ { 0x80003015, 0x000000C0, 0x1 },
+ { 0x80000018, 0x000000C0, 0x1 },
};
/* Skylake Y */
static const struct ddi_buf_trans skl_y_ddi_translations_hdmi[] = {
{ 0x00000018, 0x000000A1, 0x0 },
{ 0x00005012, 0x000000DF, 0x0 },
- { 0x00007011, 0x00000084, 0x0 },
+ { 0x80007011, 0x000000CB, 0x3 },
{ 0x00000018, 0x000000A4, 0x0 },
{ 0x00000018, 0x0000009D, 0x0 },
{ 0x00004013, 0x00000080, 0x0 },
- { 0x00006013, 0x000000C7, 0x0 },
+ { 0x80006013, 0x000000C0, 0x3 },
{ 0x00000018, 0x0000008A, 0x0 },
- { 0x00003015, 0x000000C7, 0x0 }, /* Default */
- { 0x80003015, 0x000000C7, 0x7 }, /* Uses I_boost level 0x7 */
- { 0x00000018, 0x000000C7, 0x0 },
+ { 0x80003015, 0x000000C0, 0x3 }, /* Default */
+ { 0x80003015, 0x000000C0, 0x3 },
+ { 0x80000018, 0x000000C0, 0x3 },
};
struct bxt_ddi_buf_trans {
{ 154, 0x9A, 1, 128, true }, /* 9: 1200 0 */
};
-static void bxt_ddi_vswing_sequence(struct drm_device *dev, u32 level,
- enum port port, int type);
+static void bxt_ddi_vswing_sequence(struct drm_i915_private *dev_priv,
+ u32 level, enum port port, int type);
static void ddi_get_encoder_port(struct intel_encoder *intel_encoder,
struct intel_digital_port **dig_port,
return port;
}
-static bool
-intel_dig_port_supports_hdmi(const struct intel_digital_port *intel_dig_port)
-{
- return i915_mmio_reg_valid(intel_dig_port->hdmi.hdmi_reg);
-}
-
-static const struct ddi_buf_trans *skl_get_buf_trans_dp(struct drm_device *dev,
- int *n_entries)
+static const struct ddi_buf_trans *
+skl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)
{
- const struct ddi_buf_trans *ddi_translations;
-
- if (IS_SKL_ULX(dev) || IS_KBL_ULX(dev)) {
- ddi_translations = skl_y_ddi_translations_dp;
+ if (IS_SKL_ULX(dev_priv) || IS_KBL_ULX(dev_priv)) {
*n_entries = ARRAY_SIZE(skl_y_ddi_translations_dp);
- } else if (IS_SKL_ULT(dev) || IS_KBL_ULT(dev)) {
- ddi_translations = skl_u_ddi_translations_dp;
+ return skl_y_ddi_translations_dp;
+ } else if (IS_SKL_ULT(dev_priv) || IS_KBL_ULT(dev_priv)) {
*n_entries = ARRAY_SIZE(skl_u_ddi_translations_dp);
+ return skl_u_ddi_translations_dp;
} else {
- ddi_translations = skl_ddi_translations_dp;
*n_entries = ARRAY_SIZE(skl_ddi_translations_dp);
+ return skl_ddi_translations_dp;
}
-
- return ddi_translations;
}
-static const struct ddi_buf_trans *skl_get_buf_trans_edp(struct drm_device *dev,
- int *n_entries)
+static const struct ddi_buf_trans *
+skl_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
{
- struct drm_i915_private *dev_priv = dev->dev_private;
- const struct ddi_buf_trans *ddi_translations;
-
- if (IS_SKL_ULX(dev) || IS_KBL_ULX(dev)) {
- if (dev_priv->edp_low_vswing) {
- ddi_translations = skl_y_ddi_translations_edp;
+ if (dev_priv->edp_low_vswing) {
+ if (IS_SKL_ULX(dev_priv) || IS_KBL_ULX(dev_priv)) {
*n_entries = ARRAY_SIZE(skl_y_ddi_translations_edp);
- } else {
- ddi_translations = skl_y_ddi_translations_dp;
- *n_entries = ARRAY_SIZE(skl_y_ddi_translations_dp);
- }
- } else if (IS_SKL_ULT(dev) || IS_KBL_ULT(dev)) {
- if (dev_priv->edp_low_vswing) {
- ddi_translations = skl_u_ddi_translations_edp;
+ return skl_y_ddi_translations_edp;
+ } else if (IS_SKL_ULT(dev_priv) || IS_KBL_ULT(dev_priv)) {
*n_entries = ARRAY_SIZE(skl_u_ddi_translations_edp);
+ return skl_u_ddi_translations_edp;
} else {
- ddi_translations = skl_u_ddi_translations_dp;
- *n_entries = ARRAY_SIZE(skl_u_ddi_translations_dp);
- }
- } else {
- if (dev_priv->edp_low_vswing) {
- ddi_translations = skl_ddi_translations_edp;
*n_entries = ARRAY_SIZE(skl_ddi_translations_edp);
- } else {
- ddi_translations = skl_ddi_translations_dp;
- *n_entries = ARRAY_SIZE(skl_ddi_translations_dp);
+ return skl_ddi_translations_edp;
}
}
- return ddi_translations;
+ return skl_get_buf_trans_dp(dev_priv, n_entries);
}
static const struct ddi_buf_trans *
-skl_get_buf_trans_hdmi(struct drm_device *dev,
- int *n_entries)
+skl_get_buf_trans_hdmi(struct drm_i915_private *dev_priv, int *n_entries)
{
- const struct ddi_buf_trans *ddi_translations;
-
- if (IS_SKL_ULX(dev) || IS_KBL_ULX(dev)) {
- ddi_translations = skl_y_ddi_translations_hdmi;
+ if (IS_SKL_ULX(dev_priv) || IS_KBL_ULX(dev_priv)) {
*n_entries = ARRAY_SIZE(skl_y_ddi_translations_hdmi);
+ return skl_y_ddi_translations_hdmi;
} else {
- ddi_translations = skl_ddi_translations_hdmi;
*n_entries = ARRAY_SIZE(skl_ddi_translations_hdmi);
+ return skl_ddi_translations_hdmi;
}
-
- return ddi_translations;
}
/*
* in either FDI or DP modes only, as HDMI connections will work with both
* of those
*/
-static void intel_prepare_ddi_buffers(struct drm_device *dev, enum port port,
- bool supports_hdmi)
+void intel_prepare_ddi_buffer(struct intel_encoder *encoder)
{
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
u32 iboost_bit = 0;
int i, n_hdmi_entries, n_dp_entries, n_edp_entries, hdmi_default_entry,
size;
- int hdmi_level = dev_priv->vbt.ddi_port_info[port].hdmi_level_shift;
+ int hdmi_level;
+ enum port port;
const struct ddi_buf_trans *ddi_translations_fdi;
const struct ddi_buf_trans *ddi_translations_dp;
const struct ddi_buf_trans *ddi_translations_edp;
const struct ddi_buf_trans *ddi_translations_hdmi;
const struct ddi_buf_trans *ddi_translations;
- if (IS_BROXTON(dev)) {
- if (!supports_hdmi)
+ port = intel_ddi_get_encoder_port(encoder);
+ hdmi_level = dev_priv->vbt.ddi_port_info[port].hdmi_level_shift;
+
+ if (IS_BROXTON(dev_priv)) {
+ if (encoder->type != INTEL_OUTPUT_HDMI)
return;
/* Vswing programming for HDMI */
- bxt_ddi_vswing_sequence(dev, hdmi_level, port,
+ bxt_ddi_vswing_sequence(dev_priv, hdmi_level, port,
INTEL_OUTPUT_HDMI);
return;
- } else if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) {
+ }
+
+ if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) {
ddi_translations_fdi = NULL;
ddi_translations_dp =
- skl_get_buf_trans_dp(dev, &n_dp_entries);
+ skl_get_buf_trans_dp(dev_priv, &n_dp_entries);
ddi_translations_edp =
- skl_get_buf_trans_edp(dev, &n_edp_entries);
+ skl_get_buf_trans_edp(dev_priv, &n_edp_entries);
ddi_translations_hdmi =
- skl_get_buf_trans_hdmi(dev, &n_hdmi_entries);
+ skl_get_buf_trans_hdmi(dev_priv, &n_hdmi_entries);
hdmi_default_entry = 8;
/* If we're boosting the current, set bit 31 of trans1 */
if (dev_priv->vbt.ddi_port_info[port].hdmi_boost_level ||
dev_priv->vbt.ddi_port_info[port].dp_boost_level)
iboost_bit = 1<<31;
- } else if (IS_BROADWELL(dev)) {
+
+ if (WARN_ON(encoder->type == INTEL_OUTPUT_EDP &&
+ port != PORT_A && port != PORT_E &&
+ n_edp_entries > 9))
+ n_edp_entries = 9;
+ } else if (IS_BROADWELL(dev_priv)) {
ddi_translations_fdi = bdw_ddi_translations_fdi;
ddi_translations_dp = bdw_ddi_translations_dp;
ddi_translations_edp = bdw_ddi_translations_edp;
n_dp_entries = ARRAY_SIZE(bdw_ddi_translations_dp);
n_hdmi_entries = ARRAY_SIZE(bdw_ddi_translations_hdmi);
hdmi_default_entry = 7;
- } else if (IS_HASWELL(dev)) {
+ } else if (IS_HASWELL(dev_priv)) {
ddi_translations_fdi = hsw_ddi_translations_fdi;
ddi_translations_dp = hsw_ddi_translations_dp;
ddi_translations_edp = hsw_ddi_translations_dp;
hdmi_default_entry = 7;
}
- switch (port) {
- case PORT_A:
+ switch (encoder->type) {
+ case INTEL_OUTPUT_EDP:
ddi_translations = ddi_translations_edp;
size = n_edp_entries;
break;
- case PORT_B:
- case PORT_C:
+ case INTEL_OUTPUT_DISPLAYPORT:
+ case INTEL_OUTPUT_HDMI:
ddi_translations = ddi_translations_dp;
size = n_dp_entries;
break;
- case PORT_D:
- if (intel_dp_is_edp(dev, PORT_D)) {
- ddi_translations = ddi_translations_edp;
- size = n_edp_entries;
- } else {
- ddi_translations = ddi_translations_dp;
- size = n_dp_entries;
- }
- break;
- case PORT_E:
- if (ddi_translations_fdi)
- ddi_translations = ddi_translations_fdi;
- else
- ddi_translations = ddi_translations_dp;
+ case INTEL_OUTPUT_ANALOG:
+ ddi_translations = ddi_translations_fdi;
size = n_dp_entries;
break;
default:
ddi_translations[i].trans2);
}
- if (!supports_hdmi)
+ if (encoder->type != INTEL_OUTPUT_HDMI)
return;
/* Choose a good default if VBT is badly populated */
ddi_translations_hdmi[hdmi_level].trans2);
}
-/* Program DDI buffers translations for DP. By default, program ports A-D in DP
- * mode and port E for FDI.
- */
-void intel_prepare_ddi(struct drm_device *dev)
-{
- struct intel_encoder *intel_encoder;
- bool visited[I915_MAX_PORTS] = { 0, };
-
- if (!HAS_DDI(dev))
- return;
-
- for_each_intel_encoder(dev, intel_encoder) {
- struct intel_digital_port *intel_dig_port;
- enum port port;
- bool supports_hdmi;
-
- if (intel_encoder->type == INTEL_OUTPUT_DSI)
- continue;
-
- ddi_get_encoder_port(intel_encoder, &intel_dig_port, &port);
- if (visited[port])
- continue;
-
- supports_hdmi = intel_dig_port &&
- intel_dig_port_supports_hdmi(intel_dig_port);
-
- intel_prepare_ddi_buffers(dev, port, supports_hdmi);
- visited[port] = true;
- }
-}
-
static void intel_wait_ddi_buf_idle(struct drm_i915_private *dev_priv,
enum port port)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+ struct intel_encoder *encoder;
u32 temp, i, rx_ctl_val;
+ for_each_encoder_on_crtc(dev, crtc, encoder) {
+ WARN_ON(encoder->type != INTEL_OUTPUT_ANALOG);
+ intel_prepare_ddi_buffer(encoder);
+ }
+
/* Set the FDI_RX_MISC pwrdn lanes and the 2 workarounds listed at the
* mode set "sequence for CRT port" document:
* - TP1 to TP2 time with the default value
}
cfgcr1 = cfgcr2 = 0;
- } else /* eDP */
+ } else if (intel_encoder->type == INTEL_OUTPUT_EDP) {
return true;
+ } else
+ return false;
memset(&crtc_state->dpll_hw_state, 0,
sizeof(crtc_state->dpll_hw_state));
TRANS_CLK_SEL_DISABLED);
}
-static void skl_ddi_set_iboost(struct drm_device *dev, u32 level,
- enum port port, int type)
+static void skl_ddi_set_iboost(struct drm_i915_private *dev_priv,
+ u32 level, enum port port, int type)
{
- struct drm_i915_private *dev_priv = dev->dev_private;
const struct ddi_buf_trans *ddi_translations;
uint8_t iboost;
uint8_t dp_iboost, hdmi_iboost;
if (dp_iboost) {
iboost = dp_iboost;
} else {
- ddi_translations = skl_get_buf_trans_dp(dev, &n_entries);
+ ddi_translations = skl_get_buf_trans_dp(dev_priv, &n_entries);
iboost = ddi_translations[level].i_boost;
}
} else if (type == INTEL_OUTPUT_EDP) {
if (dp_iboost) {
iboost = dp_iboost;
} else {
- ddi_translations = skl_get_buf_trans_edp(dev, &n_entries);
+ ddi_translations = skl_get_buf_trans_edp(dev_priv, &n_entries);
+
+ if (WARN_ON(port != PORT_A &&
+ port != PORT_E && n_entries > 9))
+ n_entries = 9;
+
iboost = ddi_translations[level].i_boost;
}
} else if (type == INTEL_OUTPUT_HDMI) {
if (hdmi_iboost) {
iboost = hdmi_iboost;
} else {
- ddi_translations = skl_get_buf_trans_hdmi(dev, &n_entries);
+ ddi_translations = skl_get_buf_trans_hdmi(dev_priv, &n_entries);
iboost = ddi_translations[level].i_boost;
}
} else {
I915_WRITE(DISPIO_CR_TX_BMU_CR0, reg);
}
-static void bxt_ddi_vswing_sequence(struct drm_device *dev, u32 level,
- enum port port, int type)
+static void bxt_ddi_vswing_sequence(struct drm_i915_private *dev_priv,
+ u32 level, enum port port, int type)
{
- struct drm_i915_private *dev_priv = dev->dev_private;
const struct bxt_ddi_buf_trans *ddi_translations;
u32 n_entries, i;
uint32_t val;
uint32_t ddi_signal_levels(struct intel_dp *intel_dp)
{
struct intel_digital_port *dport = dp_to_dig_port(intel_dp);
- struct drm_device *dev = dport->base.base.dev;
+ struct drm_i915_private *dev_priv = to_i915(dport->base.base.dev);
struct intel_encoder *encoder = &dport->base;
uint8_t train_set = intel_dp->train_set[0];
int signal_levels = train_set & (DP_TRAIN_VOLTAGE_SWING_MASK |
level = translate_signal_level(signal_levels);
- if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev))
- skl_ddi_set_iboost(dev, level, port, encoder->type);
- else if (IS_BROXTON(dev))
- bxt_ddi_vswing_sequence(dev, level, port, encoder->type);
+ if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv))
+ skl_ddi_set_iboost(dev_priv, level, port, encoder->type);
+ else if (IS_BROXTON(dev_priv))
+ bxt_ddi_vswing_sequence(dev_priv, level, port, encoder->type);
return DDI_BUF_TRANS_SELECT(level);
}
static void intel_ddi_pre_enable(struct intel_encoder *intel_encoder)
{
struct drm_encoder *encoder = &intel_encoder->base;
- struct drm_device *dev = encoder->dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = to_i915(encoder->dev);
struct intel_crtc *crtc = to_intel_crtc(encoder->crtc);
enum port port = intel_ddi_get_encoder_port(intel_encoder);
int type = intel_encoder->type;
- int hdmi_level;
+
+ intel_prepare_ddi_buffer(intel_encoder);
if (type == INTEL_OUTPUT_EDP) {
struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_ON);
intel_dp_start_link_train(intel_dp);
- if (port != PORT_A || INTEL_INFO(dev)->gen >= 9)
+ if (port != PORT_A || INTEL_INFO(dev_priv)->gen >= 9)
intel_dp_stop_link_train(intel_dp);
} else if (type == INTEL_OUTPUT_HDMI) {
struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder);
- if (IS_BROXTON(dev)) {
- hdmi_level = dev_priv->vbt.
- ddi_port_info[port].hdmi_level_shift;
- bxt_ddi_vswing_sequence(dev, hdmi_level, port,
- INTEL_OUTPUT_HDMI);
- }
intel_hdmi->set_infoframes(encoder,
crtc->config->has_hdmi_sink,
&crtc->config->base.adjusted_mode);
struct intel_encoder *intel_encoder;
struct drm_encoder *encoder;
bool init_hdmi, init_dp;
+ int max_lanes;
+
+ if (I915_READ(DDI_BUF_CTL(PORT_A)) & DDI_A_4_LANES) {
+ switch (port) {
+ case PORT_A:
+ max_lanes = 4;
+ break;
+ case PORT_E:
+ max_lanes = 0;
+ break;
+ default:
+ max_lanes = 4;
+ break;
+ }
+ } else {
+ switch (port) {
+ case PORT_A:
+ max_lanes = 2;
+ break;
+ case PORT_E:
+ max_lanes = 2;
+ break;
+ default:
+ max_lanes = 4;
+ break;
+ }
+ }
init_hdmi = (dev_priv->vbt.ddi_port_info[port].supports_dvi ||
dev_priv->vbt.ddi_port_info[port].supports_hdmi);
if (!(intel_dig_port->saved_port_bits & DDI_A_4_LANES)) {
DRM_DEBUG_KMS("BXT BIOS forgot to set DDI_A_4_LANES for port A; fixing\n");
intel_dig_port->saved_port_bits |= DDI_A_4_LANES;
+ max_lanes = 4;
}
}
+ intel_dig_port->max_lanes = max_lanes;
+
intel_encoder->type = INTEL_OUTPUT_UNKNOWN;
intel_encoder->crtc_mask = (1 << 0) | (1 << 1) | (1 << 2);
intel_encoder->cloneable = 0;
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