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Commit a8143150 authored by José Roberto de Souza's avatar José Roberto de Souza
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drm/i915/display: Replace drm_i915_private in voltage swing functions by intel_encoder 

intel_encoder will be needed inside of vswing functions in a future
patch, so here doing this change in all vswing functions since HSW.
Signed-off-by: default avatarJosé Roberto de Souza <jose.souza@intel.com>
Reviewed-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200708205512.21625-1-jose.souza@intel.com
parent 2196dfea
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Showing with 95 additions and 69 deletions
drivers/gpu/drm/i915/display/intel_ddi.c
View file @ a8143150
......@@ -707,8 +707,10 @@ static const struct cnl_ddi_buf_trans tgl_combo_phy_ddi_translations_dp_hbr2[] =
};
static const struct ddi_buf_trans *
bdw_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
bdw_get_buf_trans_edp(struct intel_encoder *encoder, int *n_entries)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
if (dev_priv->vbt.edp.low_vswing) {
*n_entries = ARRAY_SIZE(bdw_ddi_translations_edp);
return bdw_ddi_translations_edp;
......@@ -719,8 +721,10 @@ bdw_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
}
static const struct ddi_buf_trans *
skl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)
skl_get_buf_trans_dp(struct intel_encoder *encoder, int *n_entries)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
if (IS_SKL_ULX(dev_priv)) {
*n_entries = ARRAY_SIZE(skl_y_ddi_translations_dp);
return skl_y_ddi_translations_dp;
......@@ -734,8 +738,10 @@ skl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)
}
static const struct ddi_buf_trans *
kbl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)
kbl_get_buf_trans_dp(struct intel_encoder *encoder, int *n_entries)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
if (IS_KBL_ULX(dev_priv) ||
IS_CFL_ULX(dev_priv) ||
IS_CML_ULX(dev_priv)) {
......@@ -753,8 +759,10 @@ kbl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)
}
static const struct ddi_buf_trans *
skl_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
skl_get_buf_trans_edp(struct intel_encoder *encoder, int *n_entries)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
if (dev_priv->vbt.edp.low_vswing) {
if (IS_SKL_ULX(dev_priv) ||
IS_KBL_ULX(dev_priv) ||
......@@ -777,9 +785,9 @@ skl_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
if (IS_KABYLAKE(dev_priv) ||
IS_COFFEELAKE(dev_priv) ||
IS_COMETLAKE(dev_priv))
return kbl_get_buf_trans_dp(dev_priv, n_entries);
return kbl_get_buf_trans_dp(encoder, n_entries);
else
return skl_get_buf_trans_dp(dev_priv, n_entries);
return skl_get_buf_trans_dp(encoder, n_entries);
}
static const struct ddi_buf_trans *
......@@ -807,19 +815,21 @@ static int skl_buf_trans_num_entries(enum port port, int n_entries)
}
static const struct ddi_buf_trans *
intel_ddi_get_buf_trans_dp(struct drm_i915_private *dev_priv,
intel_ddi_get_buf_trans_dp(struct intel_encoder *encoder,
enum port port, int *n_entries)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
if (IS_KABYLAKE(dev_priv) ||
IS_COFFEELAKE(dev_priv) ||
IS_COMETLAKE(dev_priv)) {
const struct ddi_buf_trans *ddi_translations =
kbl_get_buf_trans_dp(dev_priv, n_entries);
kbl_get_buf_trans_dp(encoder, n_entries);
*n_entries = skl_buf_trans_num_entries(port, *n_entries);
return ddi_translations;
} else if (IS_SKYLAKE(dev_priv)) {
const struct ddi_buf_trans *ddi_translations =
skl_get_buf_trans_dp(dev_priv, n_entries);
skl_get_buf_trans_dp(encoder, n_entries);
*n_entries = skl_buf_trans_num_entries(port, *n_entries);
return ddi_translations;
} else if (IS_BROADWELL(dev_priv)) {
......@@ -835,16 +845,18 @@ intel_ddi_get_buf_trans_dp(struct drm_i915_private *dev_priv,
}
static const struct ddi_buf_trans *
intel_ddi_get_buf_trans_edp(struct drm_i915_private *dev_priv,
intel_ddi_get_buf_trans_edp(struct intel_encoder *encoder,
enum port port, int *n_entries)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
if (IS_GEN9_BC(dev_priv)) {
const struct ddi_buf_trans *ddi_translations =
skl_get_buf_trans_edp(dev_priv, n_entries);
skl_get_buf_trans_edp(encoder, n_entries);
*n_entries = skl_buf_trans_num_entries(port, *n_entries);
return ddi_translations;
} else if (IS_BROADWELL(dev_priv)) {
return bdw_get_buf_trans_edp(dev_priv, n_entries);
return bdw_get_buf_trans_edp(encoder, n_entries);
} else if (IS_HASWELL(dev_priv)) {
*n_entries = ARRAY_SIZE(hsw_ddi_translations_dp);
return hsw_ddi_translations_dp;
......@@ -871,9 +883,11 @@ intel_ddi_get_buf_trans_fdi(struct drm_i915_private *dev_priv,
}
static const struct ddi_buf_trans *
intel_ddi_get_buf_trans_hdmi(struct drm_i915_private *dev_priv,
intel_ddi_get_buf_trans_hdmi(struct intel_encoder *encoder,
int *n_entries)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
if (IS_GEN9_BC(dev_priv)) {
return skl_get_buf_trans_hdmi(dev_priv, n_entries);
} else if (IS_BROADWELL(dev_priv)) {
......@@ -889,33 +903,36 @@ intel_ddi_get_buf_trans_hdmi(struct drm_i915_private *dev_priv,
}
static const struct bxt_ddi_buf_trans *
bxt_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)
bxt_get_buf_trans_dp(struct intel_encoder *encoder, int *n_entries)
{
*n_entries = ARRAY_SIZE(bxt_ddi_translations_dp);
return bxt_ddi_translations_dp;
}
static const struct bxt_ddi_buf_trans *
bxt_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
bxt_get_buf_trans_edp(struct intel_encoder *encoder, int *n_entries)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
if (dev_priv->vbt.edp.low_vswing) {
*n_entries = ARRAY_SIZE(bxt_ddi_translations_edp);
return bxt_ddi_translations_edp;
}
return bxt_get_buf_trans_dp(dev_priv, n_entries);
return bxt_get_buf_trans_dp(encoder, n_entries);
}
static const struct bxt_ddi_buf_trans *
bxt_get_buf_trans_hdmi(struct drm_i915_private *dev_priv, int *n_entries)
bxt_get_buf_trans_hdmi(struct intel_encoder *encoder, int *n_entries)
{
*n_entries = ARRAY_SIZE(bxt_ddi_translations_hdmi);
return bxt_ddi_translations_hdmi;
}
static const struct cnl_ddi_buf_trans *
cnl_get_buf_trans_hdmi(struct drm_i915_private *dev_priv, int *n_entries)
cnl_get_buf_trans_hdmi(struct intel_encoder *encoder, int *n_entries)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
u32 voltage = intel_de_read(dev_priv, CNL_PORT_COMP_DW3) & VOLTAGE_INFO_MASK;
if (voltage == VOLTAGE_INFO_0_85V) {
......@@ -935,8 +952,9 @@ cnl_get_buf_trans_hdmi(struct drm_i915_private *dev_priv, int *n_entries)
}
static const struct cnl_ddi_buf_trans *
cnl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)
cnl_get_buf_trans_dp(struct intel_encoder *encoder, int *n_entries)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
u32 voltage = intel_de_read(dev_priv, CNL_PORT_COMP_DW3) & VOLTAGE_INFO_MASK;
if (voltage == VOLTAGE_INFO_0_85V) {
......@@ -956,8 +974,9 @@ cnl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)
}
static const struct cnl_ddi_buf_trans *
cnl_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
cnl_get_buf_trans_edp(struct intel_encoder *encoder, int *n_entries)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
u32 voltage = intel_de_read(dev_priv, CNL_PORT_COMP_DW3) & VOLTAGE_INFO_MASK;
if (dev_priv->vbt.edp.low_vswing) {
......@@ -976,14 +995,16 @@ cnl_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
}
return NULL;
} else {
return cnl_get_buf_trans_dp(dev_priv, n_entries);
return cnl_get_buf_trans_dp(encoder, n_entries);
}
}
static const struct cnl_ddi_buf_trans *
icl_get_combo_buf_trans(struct drm_i915_private *dev_priv, int type, int rate,
icl_get_combo_buf_trans(struct intel_encoder *encoder, int type, int rate,
int *n_entries)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
if (type == INTEL_OUTPUT_HDMI) {
*n_entries = ARRAY_SIZE(icl_combo_phy_ddi_translations_hdmi);
return icl_combo_phy_ddi_translations_hdmi;
......@@ -1000,7 +1021,7 @@ icl_get_combo_buf_trans(struct drm_i915_private *dev_priv, int type, int rate,
}
static const struct icl_mg_phy_ddi_buf_trans *
icl_get_mg_buf_trans(struct drm_i915_private *dev_priv, int type, int rate,
icl_get_mg_buf_trans(struct intel_encoder *encoder, int type, int rate,
int *n_entries)
{
if (type == INTEL_OUTPUT_HDMI) {
......@@ -1016,7 +1037,7 @@ icl_get_mg_buf_trans(struct drm_i915_private *dev_priv, int type, int rate,
}
static const struct cnl_ddi_buf_trans *
ehl_get_combo_buf_trans(struct drm_i915_private *dev_priv, int type, int rate,
ehl_get_combo_buf_trans(struct intel_encoder *encoder, int type, int rate,
int *n_entries)
{
if (type != INTEL_OUTPUT_HDMI && type != INTEL_OUTPUT_EDP) {
......@@ -1024,15 +1045,15 @@ ehl_get_combo_buf_trans(struct drm_i915_private *dev_priv, int type, int rate,
return ehl_combo_phy_ddi_translations_dp;
}
return icl_get_combo_buf_trans(dev_priv, type, rate, n_entries);
return icl_get_combo_buf_trans(encoder, type, rate, n_entries);
}
static const struct cnl_ddi_buf_trans *
tgl_get_combo_buf_trans(struct drm_i915_private *dev_priv, int type, int rate,
tgl_get_combo_buf_trans(struct intel_encoder *encoder, int type, int rate,
int *n_entries)
{
if (type == INTEL_OUTPUT_HDMI || type == INTEL_OUTPUT_EDP) {
return icl_get_combo_buf_trans(dev_priv, type, rate, n_entries);
return icl_get_combo_buf_trans(encoder, type, rate, n_entries);
} else if (rate > 270000) {
*n_entries = ARRAY_SIZE(tgl_combo_phy_ddi_translations_dp_hbr2);
return tgl_combo_phy_ddi_translations_dp_hbr2;
......@@ -1043,7 +1064,7 @@ tgl_get_combo_buf_trans(struct drm_i915_private *dev_priv, int type, int rate,
}
static const struct tgl_dkl_phy_ddi_buf_trans *
tgl_get_dkl_buf_trans(struct drm_i915_private *dev_priv, int type, int rate,
tgl_get_dkl_buf_trans(struct intel_encoder *encoder, int type, int rate,
int *n_entries)
{
if (type == INTEL_OUTPUT_HDMI) {
......@@ -1066,34 +1087,34 @@ static int intel_ddi_hdmi_level(struct intel_encoder *encoder)
if (INTEL_GEN(dev_priv) >= 12) {
if (intel_phy_is_combo(dev_priv, phy))
tgl_get_combo_buf_trans(dev_priv, INTEL_OUTPUT_HDMI,
tgl_get_combo_buf_trans(encoder, INTEL_OUTPUT_HDMI,
0, &n_entries);
else
tgl_get_dkl_buf_trans(dev_priv, INTEL_OUTPUT_HDMI, 0,
tgl_get_dkl_buf_trans(encoder, INTEL_OUTPUT_HDMI, 0,
&n_entries);
default_entry = n_entries - 1;
} else if (INTEL_GEN(dev_priv) == 11) {
if (intel_phy_is_combo(dev_priv, phy))
icl_get_combo_buf_trans(dev_priv, INTEL_OUTPUT_HDMI,
icl_get_combo_buf_trans(encoder, INTEL_OUTPUT_HDMI,
0, &n_entries);
else
icl_get_mg_buf_trans(dev_priv, INTEL_OUTPUT_HDMI, 0,
icl_get_mg_buf_trans(encoder, INTEL_OUTPUT_HDMI, 0,
&n_entries);
default_entry = n_entries - 1;
} else if (IS_CANNONLAKE(dev_priv)) {
cnl_get_buf_trans_hdmi(dev_priv, &n_entries);
cnl_get_buf_trans_hdmi(encoder, &n_entries);
default_entry = n_entries - 1;
} else if (IS_GEN9_LP(dev_priv)) {
bxt_get_buf_trans_hdmi(dev_priv, &n_entries);
bxt_get_buf_trans_hdmi(encoder, &n_entries);
default_entry = n_entries - 1;
} else if (IS_GEN9_BC(dev_priv)) {
intel_ddi_get_buf_trans_hdmi(dev_priv, &n_entries);
intel_ddi_get_buf_trans_hdmi(encoder, &n_entries);
default_entry = 8;
} else if (IS_BROADWELL(dev_priv)) {
intel_ddi_get_buf_trans_hdmi(dev_priv, &n_entries);
intel_ddi_get_buf_trans_hdmi(encoder, &n_entries);
default_entry = 7;
} else if (IS_HASWELL(dev_priv)) {
intel_ddi_get_buf_trans_hdmi(dev_priv, &n_entries);
intel_ddi_get_buf_trans_hdmi(encoder, &n_entries);
default_entry = 6;
} else {
drm_WARN(&dev_priv->drm, 1, "ddi translation table missing\n");
......@@ -1131,10 +1152,10 @@ static void intel_prepare_dp_ddi_buffers(struct intel_encoder *encoder,
ddi_translations = intel_ddi_get_buf_trans_fdi(dev_priv,
&n_entries);
else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP))
ddi_translations = intel_ddi_get_buf_trans_edp(dev_priv, port,
ddi_translations = intel_ddi_get_buf_trans_edp(encoder, port,
&n_entries);
else
ddi_translations = intel_ddi_get_buf_trans_dp(dev_priv, port,
ddi_translations = intel_ddi_get_buf_trans_dp(encoder, port,
&n_entries);
/* If we're boosting the current, set bit 31 of trans1 */
......@@ -1163,7 +1184,7 @@ static void intel_prepare_hdmi_ddi_buffers(struct intel_encoder *encoder,
enum port port = encoder->port;
const struct ddi_buf_trans *ddi_translations;
ddi_translations = intel_ddi_get_buf_trans_hdmi(dev_priv, &n_entries);
ddi_translations = intel_ddi_get_buf_trans_hdmi(encoder, &n_entries);
if (drm_WARN_ON_ONCE(&dev_priv->drm, !ddi_translations))
return;
......@@ -2098,11 +2119,15 @@ static void skl_ddi_set_iboost(struct intel_encoder *encoder,
int n_entries;
if (type == INTEL_OUTPUT_HDMI)
ddi_translations = intel_ddi_get_buf_trans_hdmi(dev_priv, &n_entries);
ddi_translations = intel_ddi_get_buf_trans_hdmi(encoder, &n_entries);
else if (type == INTEL_OUTPUT_EDP)
ddi_translations = intel_ddi_get_buf_trans_edp(dev_priv, port, &n_entries);
ddi_translations = intel_ddi_get_buf_trans_edp(encoder,
port,
&n_entries);
else
ddi_translations = intel_ddi_get_buf_trans_dp(dev_priv, port, &n_entries);
ddi_translations = intel_ddi_get_buf_trans_dp(encoder,
port,
&n_entries);
if (drm_WARN_ON_ONCE(&dev_priv->drm, !ddi_translations))
return;
......@@ -2133,11 +2158,11 @@ static void bxt_ddi_vswing_sequence(struct intel_encoder *encoder,
int n_entries;
if (type == INTEL_OUTPUT_HDMI)
ddi_translations = bxt_get_buf_trans_hdmi(dev_priv, &n_entries);
ddi_translations = bxt_get_buf_trans_hdmi(encoder, &n_entries);
else if (type == INTEL_OUTPUT_EDP)
ddi_translations = bxt_get_buf_trans_edp(dev_priv, &n_entries);
ddi_translations = bxt_get_buf_trans_edp(encoder, &n_entries);
else
ddi_translations = bxt_get_buf_trans_dp(dev_priv, &n_entries);
ddi_translations = bxt_get_buf_trans_dp(encoder, &n_entries);
if (drm_WARN_ON_ONCE(&dev_priv->drm, !ddi_translations))
return;
......@@ -2161,36 +2186,36 @@ static u8 intel_ddi_dp_voltage_max(struct intel_dp *intel_dp)
if (INTEL_GEN(dev_priv) >= 12) {
if (intel_phy_is_combo(dev_priv, phy))
tgl_get_combo_buf_trans(dev_priv, encoder->type,
tgl_get_combo_buf_trans(encoder, encoder->type,
intel_dp->link_rate, &n_entries);
else
tgl_get_dkl_buf_trans(dev_priv, encoder->type,
tgl_get_dkl_buf_trans(encoder, encoder->type,
intel_dp->link_rate, &n_entries);
} else if (INTEL_GEN(dev_priv) == 11) {
if (IS_ELKHARTLAKE(dev_priv))
ehl_get_combo_buf_trans(dev_priv, encoder->type,
ehl_get_combo_buf_trans(encoder, encoder->type,
intel_dp->link_rate, &n_entries);
else if (intel_phy_is_combo(dev_priv, phy))
icl_get_combo_buf_trans(dev_priv, encoder->type,
icl_get_combo_buf_trans(encoder, encoder->type,
intel_dp->link_rate, &n_entries);
else
icl_get_mg_buf_trans(dev_priv, encoder->type,
icl_get_mg_buf_trans(encoder, encoder->type,
intel_dp->link_rate, &n_entries);
} else if (IS_CANNONLAKE(dev_priv)) {
if (encoder->type == INTEL_OUTPUT_EDP)
cnl_get_buf_trans_edp(dev_priv, &n_entries);
cnl_get_buf_trans_edp(encoder, &n_entries);
else
cnl_get_buf_trans_dp(dev_priv, &n_entries);
cnl_get_buf_trans_dp(encoder, &n_entries);
} else if (IS_GEN9_LP(dev_priv)) {
if (encoder->type == INTEL_OUTPUT_EDP)
bxt_get_buf_trans_edp(dev_priv, &n_entries);
bxt_get_buf_trans_edp(encoder, &n_entries);
else
bxt_get_buf_trans_dp(dev_priv, &n_entries);
bxt_get_buf_trans_dp(encoder, &n_entries);
} else {
if (encoder->type == INTEL_OUTPUT_EDP)
intel_ddi_get_buf_trans_edp(dev_priv, port, &n_entries);
intel_ddi_get_buf_trans_edp(encoder, port, &n_entries);
else
intel_ddi_get_buf_trans_dp(dev_priv, port, &n_entries);
intel_ddi_get_buf_trans_dp(encoder, port, &n_entries);
}
if (drm_WARN_ON(&dev_priv->drm, n_entries < 1))
......@@ -2223,11 +2248,11 @@ static void cnl_ddi_vswing_program(struct intel_encoder *encoder,
u32 val;
if (type == INTEL_OUTPUT_HDMI)
ddi_translations = cnl_get_buf_trans_hdmi(dev_priv, &n_entries);
ddi_translations = cnl_get_buf_trans_hdmi(encoder, &n_entries);
else if (type == INTEL_OUTPUT_EDP)
ddi_translations = cnl_get_buf_trans_edp(dev_priv, &n_entries);
ddi_translations = cnl_get_buf_trans_edp(encoder, &n_entries);
else
ddi_translations = cnl_get_buf_trans_dp(dev_priv, &n_entries);
ddi_translations = cnl_get_buf_trans_dp(encoder, &n_entries);
if (drm_WARN_ON_ONCE(&dev_priv->drm, !ddi_translations))
return;
......@@ -2344,22 +2369,23 @@ static void cnl_ddi_vswing_sequence(struct intel_encoder *encoder,
intel_de_write(dev_priv, CNL_PORT_TX_DW5_GRP(port), val);
}
static void icl_ddi_combo_vswing_program(struct drm_i915_private *dev_priv,
u32 level, enum phy phy, int type,
int rate)
static void icl_ddi_combo_vswing_program(struct intel_encoder *encoder,
u32 level, enum phy phy, int type,
int rate)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
const struct cnl_ddi_buf_trans *ddi_translations = NULL;
u32 n_entries, val;
int ln;
if (INTEL_GEN(dev_priv) >= 12)
ddi_translations = tgl_get_combo_buf_trans(dev_priv, type, rate,
ddi_translations = tgl_get_combo_buf_trans(encoder, type, rate,
&n_entries);
else if (IS_ELKHARTLAKE(dev_priv))
ddi_translations = ehl_get_combo_buf_trans(dev_priv, type, rate,
ddi_translations = ehl_get_combo_buf_trans(encoder, type, rate,
&n_entries);
else
ddi_translations = icl_get_combo_buf_trans(dev_priv, type, rate,
ddi_translations = icl_get_combo_buf_trans(encoder, type, rate,
&n_entries);
if (!ddi_translations)
return;
......@@ -2471,7 +2497,7 @@ static void icl_combo_phy_ddi_vswing_sequence(struct intel_encoder *encoder,
intel_de_write(dev_priv, ICL_PORT_TX_DW5_GRP(phy), val);
/* 5. Program swing and de-emphasis */
icl_ddi_combo_vswing_program(dev_priv, level, phy, type, rate);
icl_ddi_combo_vswing_program(encoder, level, phy, type, rate);
/* 6. Set training enable to trigger update */
val = intel_de_read(dev_priv, ICL_PORT_TX_DW5_LN0(phy));
......@@ -2495,7 +2521,7 @@ static void icl_mg_phy_ddi_vswing_sequence(struct intel_encoder *encoder,
rate = intel_dp->link_rate;
}
ddi_translations = icl_get_mg_buf_trans(dev_priv, type, rate,
ddi_translations = icl_get_mg_buf_trans(encoder, type, rate,
&n_entries);
/* The table does not have values for level 3 and level 9. */
if (level >= n_entries || level == 3 || level == 9) {
......@@ -2640,7 +2666,7 @@ tgl_dkl_phy_ddi_vswing_sequence(struct intel_encoder *encoder, int link_clock,
rate = intel_dp->link_rate;
}
ddi_translations = tgl_get_dkl_buf_trans(dev_priv, encoder->type, rate,
ddi_translations = tgl_get_dkl_buf_trans(encoder, encoder->type, rate,
&n_entries);
if (level >= n_entries)
......
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