From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Now that .set_signal_levels() is used for HDMI as well, we can
remove the extra level of indirection and just plug the correct
stuff straight into .set_signal_levels().
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_ddi.c | 119 +++++-------------
drivers/gpu/drm/i915/display/intel_ddi.h | 6 +-
drivers/gpu/drm/i915/display/intel_snps_phy.c | 7 +-
drivers/gpu/drm/i915/display/intel_snps_phy.h | 5 +-
4 files changed, 39 insertions(+), 98 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index 4a22dcde66d9..62ab57c391ef 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -995,11 +995,11 @@ static void skl_ddi_set_iboost(struct intel_encoder *encoder,
_skl_ddi_set_iboost(dev_priv, PORT_E, iboost);
}
-static void bxt_ddi_vswing_sequence(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state,
- int level)
+static void bxt_set_signal_levels(struct intel_encoder *encoder,
+ const struct intel_crtc_state *crtc_state)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+ int level = intel_ddi_level(encoder, crtc_state);
const struct intel_ddi_buf_trans *trans;
enum port port = encoder->port;
int n_entries;
@@ -1047,10 +1047,10 @@ static u8 intel_ddi_dp_preemph_max(struct intel_dp *intel_dp)
}
static void icl_ddi_combo_vswing_program(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state,
- int level)
+ const struct intel_crtc_state *crtc_state)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+ int level = intel_ddi_level(encoder, crtc_state);
const struct intel_ddi_buf_trans *trans;
enum phy phy = intel_port_to_phy(dev_priv, encoder->port);
int n_entries, ln;
@@ -1109,9 +1109,8 @@ static void icl_ddi_combo_vswing_program(struct intel_encoder *encoder,
intel_de_write(dev_priv, ICL_PORT_TX_DW7_GRP(phy), val);
}
-static void icl_combo_phy_ddi_vswing_sequence(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state,
- int level)
+static void icl_combo_phy_set_signal_levels(struct intel_encoder *encoder,
+ const struct intel_crtc_state *crtc_state)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
enum phy phy = intel_port_to_phy(dev_priv, encoder->port);
@@ -1162,7 +1161,7 @@ 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(encoder, crtc_state, level);
+ icl_ddi_combo_vswing_program(encoder, crtc_state);
/* 6. Set training enable to trigger update */
val = intel_de_read(dev_priv, ICL_PORT_TX_DW5_LN0(phy));
@@ -1170,12 +1169,12 @@ static void icl_combo_phy_ddi_vswing_sequence(struct intel_encoder *encoder,
intel_de_write(dev_priv, ICL_PORT_TX_DW5_GRP(phy), val);
}
-static void icl_mg_phy_ddi_vswing_sequence(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state,
- int level)
+static void icl_mg_phy_set_signal_levels(struct intel_encoder *encoder,
+ const struct intel_crtc_state *crtc_state)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
enum tc_port tc_port = intel_port_to_tc(dev_priv, encoder->port);
+ int level = intel_ddi_level(encoder, crtc_state);
const struct intel_ddi_buf_trans *trans;
int n_entries, ln;
u32 val;
@@ -1293,26 +1292,12 @@ static void icl_mg_phy_ddi_vswing_sequence(struct intel_encoder *encoder,
}
}
-static void icl_ddi_vswing_sequence(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state,
- int level)
-{
- struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
- enum phy phy = intel_port_to_phy(dev_priv, encoder->port);
-
- if (intel_phy_is_combo(dev_priv, phy))
- icl_combo_phy_ddi_vswing_sequence(encoder, crtc_state, level);
- else
- icl_mg_phy_ddi_vswing_sequence(encoder, crtc_state, level);
-}
-
-static void
-tgl_dkl_phy_ddi_vswing_sequence(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state,
- int level)
+static void tgl_dkl_phy_set_signal_levels(struct intel_encoder *encoder,
+ const struct intel_crtc_state *crtc_state)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
enum tc_port tc_port = intel_port_to_tc(dev_priv, encoder->port);
+ int level = intel_ddi_level(encoder, crtc_state);
const struct intel_ddi_buf_trans *trans;
u32 val, dpcnt_mask, dpcnt_val;
int n_entries, ln;
@@ -1364,19 +1349,6 @@ tgl_dkl_phy_ddi_vswing_sequence(struct intel_encoder *encoder,
}
}
-static void tgl_ddi_vswing_sequence(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state,
- int level)
-{
- struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
- enum phy phy = intel_port_to_phy(dev_priv, encoder->port);
-
- if (intel_phy_is_combo(dev_priv, phy))
- icl_combo_phy_ddi_vswing_sequence(encoder, crtc_state, level);
- else
- tgl_dkl_phy_ddi_vswing_sequence(encoder, crtc_state, level);
-}
-
static int translate_signal_level(struct intel_dp *intel_dp,
u8 signal_levels)
{
@@ -1404,8 +1376,8 @@ static int intel_ddi_dp_level(struct intel_dp *intel_dp)
return translate_signal_level(intel_dp, signal_levels);
}
-static int intel_ddi_level(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state)
+int intel_ddi_level(struct intel_encoder *encoder,
+ const struct intel_crtc_state *crtc_state)
{
if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI))
return intel_ddi_hdmi_level(encoder, crtc_state);
@@ -1413,42 +1385,6 @@ static int intel_ddi_level(struct intel_encoder *encoder,
return intel_ddi_dp_level(enc_to_intel_dp(encoder));
}
-static void
-dg2_set_signal_levels(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state)
-{
- int level = intel_ddi_level(encoder, crtc_state);
-
- intel_snps_phy_ddi_vswing_sequence(encoder, crtc_state, level);
-}
-
-static void
-tgl_set_signal_levels(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state)
-{
- int level = intel_ddi_level(encoder, crtc_state);
-
- tgl_ddi_vswing_sequence(encoder, crtc_state, level);
-}
-
-static void
-icl_set_signal_levels(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state)
-{
- int level = intel_ddi_level(encoder, crtc_state);
-
- icl_ddi_vswing_sequence(encoder, crtc_state, level);
-}
-
-static void
-bxt_set_signal_levels(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state)
-{
- int level = intel_ddi_level(encoder, crtc_state);
-
- bxt_ddi_vswing_sequence(encoder, crtc_state, level);
-}
-
static void
hsw_set_signal_levels(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state)
@@ -4625,16 +4561,23 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port)
encoder->get_config = hsw_ddi_get_config;
}
- if (IS_DG2(dev_priv))
- encoder->set_signal_levels = dg2_set_signal_levels;
- else if (DISPLAY_VER(dev_priv) >= 12)
- encoder->set_signal_levels = tgl_set_signal_levels;
- else if (DISPLAY_VER(dev_priv) >= 11)
- encoder->set_signal_levels = icl_set_signal_levels;
- else if (IS_GEMINILAKE(dev_priv) || IS_BROXTON(dev_priv))
+ if (IS_DG2(dev_priv)) {
+ encoder->set_signal_levels = intel_snps_phy_set_signal_levels;
+ } else if (DISPLAY_VER(dev_priv) >= 12) {
+ if (intel_phy_is_combo(dev_priv, phy))
+ encoder->set_signal_levels = icl_combo_phy_set_signal_levels;
+ else
+ encoder->set_signal_levels = tgl_dkl_phy_set_signal_levels;
+ } else if (DISPLAY_VER(dev_priv) >= 11) {
+ if (intel_phy_is_combo(dev_priv, phy))
+ encoder->set_signal_levels = icl_combo_phy_set_signal_levels;
+ else
+ encoder->set_signal_levels = icl_mg_phy_set_signal_levels;
+ } else if (IS_GEMINILAKE(dev_priv) || IS_BROXTON(dev_priv)) {
encoder->set_signal_levels = bxt_set_signal_levels;
- else
+ } else {
encoder->set_signal_levels = hsw_set_signal_levels;
+ }
intel_ddi_buf_trans_init(encoder);
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.h b/drivers/gpu/drm/i915/display/intel_ddi.h
index 7d448485d887..d6947c06a455 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.h
+++ b/drivers/gpu/drm/i915/display/intel_ddi.h
@@ -59,13 +59,11 @@ void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state,
bool state);
void intel_ddi_compute_min_voltage_level(struct drm_i915_private *dev_priv,
struct intel_crtc_state *crtc_state);
-u32 bxt_signal_levels(struct intel_dp *intel_dp,
- const struct intel_crtc_state *crtc_state);
-u32 ddi_signal_levels(struct intel_dp *intel_dp,
- const struct intel_crtc_state *crtc_state);
int intel_ddi_toggle_hdcp_bits(struct intel_encoder *intel_encoder,
enum transcoder cpu_transcoder,
bool enable, u32 hdcp_mask);
void intel_ddi_sanitize_encoder_pll_mapping(struct intel_encoder *encoder);
+int intel_ddi_level(struct intel_encoder *encoder,
+ const struct intel_crtc_state *crtc_state);
#endif /* __INTEL_DDI_H__ */
diff --git a/drivers/gpu/drm/i915/display/intel_snps_phy.c b/drivers/gpu/drm/i915/display/intel_snps_phy.c
index 3734e349f91d..f59cc320ce9c 100644
--- a/drivers/gpu/drm/i915/display/intel_snps_phy.c
+++ b/drivers/gpu/drm/i915/display/intel_snps_phy.c
@@ -5,6 +5,7 @@
#include <linux/util_macros.h>
+#include "intel_ddi.h"
#include "intel_ddi_buf_trans.h"
#include "intel_de.h"
#include "intel_display_types.h"
@@ -51,13 +52,13 @@ void intel_snps_phy_update_psr_power_state(struct drm_i915_private *dev_priv,
SNPS_PHY_TX_REQ_LN_DIS_PWR_STATE_PSR, val);
}
-void intel_snps_phy_ddi_vswing_sequence(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state,
- int level)
+void intel_snps_phy_set_signal_levels(struct intel_encoder *encoder,
+ const struct intel_crtc_state *crtc_state)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
const struct intel_ddi_buf_trans *trans;
enum phy phy = intel_port_to_phy(dev_priv, encoder->port);
+ int level = intel_ddi_level(encoder, crtc_state);
int n_entries, ln;
trans = encoder->get_buf_trans(encoder, crtc_state, &n_entries);
diff --git a/drivers/gpu/drm/i915/display/intel_snps_phy.h b/drivers/gpu/drm/i915/display/intel_snps_phy.h
index a68547a6fee5..11dcd6deb070 100644
--- a/drivers/gpu/drm/i915/display/intel_snps_phy.h
+++ b/drivers/gpu/drm/i915/display/intel_snps_phy.h
@@ -29,8 +29,7 @@ int intel_mpllb_calc_port_clock(struct intel_encoder *encoder,
const struct intel_mpllb_state *pll_state);
int intel_snps_phy_check_hdmi_link_rate(int clock);
-void intel_snps_phy_ddi_vswing_sequence(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state,
- int level);
+void intel_snps_phy_set_signal_levels(struct intel_encoder *encoder,
+ const struct intel_crtc_state *crtc_state);
#endif /* __INTEL_SNPS_PHY_H__ */
--
2.32.0
