From: Alex Deucher <alexander.deuc...@amd.com>

Return the encoder id rather than a boolean.  This is needed
for differentiate between multiple DP bridge chips.

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/radeon/atombios_crtc.c     |   12 ++++++------
 drivers/gpu/drm/radeon/atombios_dp.c       |    6 ++++--
 drivers/gpu/drm/radeon/radeon_connectors.c |   16 +++++++---------
 drivers/gpu/drm/radeon/radeon_display.c    |    3 ++-
 drivers/gpu/drm/radeon/radeon_encoders.c   |   11 ++++++-----
 drivers/gpu/drm/radeon/radeon_mode.h       |    4 ++--
 6 files changed, 27 insertions(+), 25 deletions(-)

diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c 
b/drivers/gpu/drm/radeon/atombios_crtc.c
index 4901179..9bb3d6f 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -558,7 +558,7 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
                                bpc = connector->display_info.bpc;
                        encoder_mode = atombios_get_encoder_mode(encoder);
                        if ((radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT 
| ATOM_DEVICE_DFP_SUPPORT)) ||
-                           radeon_encoder_is_dp_bridge(encoder)) {
+                           (radeon_encoder_get_dp_bridge_encoder_id(encoder) 
!= ENCODER_OBJECT_ID_NONE)) {
                                if (connector) {
                                        struct radeon_connector 
*radeon_connector = to_radeon_connector(connector);
                                        struct radeon_connector_atom_dig 
*dig_connector =
@@ -656,11 +656,11 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
                                                args.v3.sInput.ucDispPllConfig 
|=
                                                        
DISPPLL_CONFIG_DUAL_LINK;
                                }
-                               if (radeon_encoder_is_dp_bridge(encoder)) {
-                                       struct drm_encoder *ext_encoder = 
radeon_atom_get_external_encoder(encoder);
-                                       struct radeon_encoder 
*ext_radeon_encoder = to_radeon_encoder(ext_encoder);
-                                       args.v3.sInput.ucExtTransmitterID = 
ext_radeon_encoder->encoder_id;
-                               } else
+                               if 
(radeon_encoder_get_dp_bridge_encoder_id(encoder) !=
+                                   ENCODER_OBJECT_ID_NONE)
+                                       args.v3.sInput.ucExtTransmitterID =
+                                               
radeon_encoder_get_dp_bridge_encoder_id(encoder);
+                               else
                                        args.v3.sInput.ucExtTransmitterID = 0;

                                atom_execute_table(rdev->mode_info.atom_context,
diff --git a/drivers/gpu/drm/radeon/atombios_dp.c 
b/drivers/gpu/drm/radeon/atombios_dp.c
index 79e8ebc..018a630 100644
--- a/drivers/gpu/drm/radeon/atombios_dp.c
+++ b/drivers/gpu/drm/radeon/atombios_dp.c
@@ -482,7 +482,8 @@ static int radeon_dp_get_dp_link_clock(struct drm_connector 
*connector,
        int bpp = convert_bpc_to_bpp(connector->display_info.bpc);
        int lane_num, max_pix_clock;

-       if (radeon_connector_encoder_is_dp_bridge(connector))
+       if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
+           ENCODER_OBJECT_ID_NONE)
                return 270000;

        lane_num = radeon_dp_get_dp_lane_number(connector, dpcd, pix_clock);
@@ -558,7 +559,8 @@ static void radeon_dp_set_panel_mode(struct drm_encoder 
*encoder,
        if (!ASIC_IS_DCE4(rdev))
                return;

-       if (radeon_connector_encoder_is_dp_bridge(connector))
+       if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
+           ENCODER_OBJECT_ID_NONE)
                panel_mode = DP_PANEL_MODE_INTERNAL_DP1_MODE;

        atombios_dig_encoder_setup(encoder,
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c 
b/drivers/gpu/drm/radeon/radeon_connectors.c
index dec6cbe..8cec3db 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -44,8 +44,6 @@ extern void
 radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder,
                             struct drm_connector *drm_connector);

-bool radeon_connector_encoder_is_dp_bridge(struct drm_connector *connector);
-
 void radeon_connector_hotplug(struct drm_connector *connector)
 {
        struct drm_device *dev = connector->dev;
@@ -1203,7 +1201,8 @@ static int radeon_dp_get_modes(struct drm_connector 
*connector)
                }
        } else {
                /* need to setup ddc on the bridge */
-               if (radeon_connector_encoder_is_dp_bridge(connector)) {
+               if 
(radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
+                       ENCODER_OBJECT_ID_NONE) {
                        if (encoder)
                                radeon_atom_ext_encoder_setup_ddc(encoder);
                }
@@ -1213,13 +1212,12 @@ static int radeon_dp_get_modes(struct drm_connector 
*connector)
        return ret;
 }

-bool radeon_connector_encoder_is_dp_bridge(struct drm_connector *connector)
+u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector 
*connector)
 {
        struct drm_mode_object *obj;
        struct drm_encoder *encoder;
        struct radeon_encoder *radeon_encoder;
        int i;
-       bool found = false;

        for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
                if (connector->encoder_ids[i] == 0)
@@ -1235,14 +1233,13 @@ bool radeon_connector_encoder_is_dp_bridge(struct 
drm_connector *connector)
                switch (radeon_encoder->encoder_id) {
                case ENCODER_OBJECT_ID_TRAVIS:
                case ENCODER_OBJECT_ID_NUTMEG:
-                       found = true;
-                       break;
+                       return radeon_encoder->encoder_id;
                default:
                        break;
                }
        }

-       return found;
+       return ENCODER_OBJECT_ID_NONE;
 }

 bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector)
@@ -1319,7 +1316,8 @@ radeon_dp_detect(struct drm_connector *connector, bool 
force)
                if (!radeon_dig_connector->edp_on)
                        atombios_set_edp_panel_power(connector,
                                                     
ATOM_TRANSMITTER_ACTION_POWER_OFF);
-       } else if (radeon_connector_encoder_is_dp_bridge(connector)) {
+       } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) 
!=
+                  ENCODER_OBJECT_ID_NONE) {
                /* DP bridges are always DP */
                radeon_dig_connector->dp_sink_type = 
CONNECTOR_OBJECT_ID_DISPLAYPORT;
                /* get the DPCD from the bridge */
diff --git a/drivers/gpu/drm/radeon/radeon_display.c 
b/drivers/gpu/drm/radeon/radeon_display.c
index 4998736..a22d6e6 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -703,7 +703,8 @@ int radeon_ddc_get_modes(struct radeon_connector 
*radeon_connector)

        if ((radeon_connector->base.connector_type == 
DRM_MODE_CONNECTOR_DisplayPort) ||
            (radeon_connector->base.connector_type == DRM_MODE_CONNECTOR_eDP) ||
-           radeon_connector_encoder_is_dp_bridge(&radeon_connector->base)) {
+           
(radeon_connector_encoder_get_dp_bridge_encoder_id(&radeon_connector->base) !=
+            ENCODER_OBJECT_ID_NONE)) {
                struct radeon_connector_atom_dig *dig = 
radeon_connector->con_priv;

                if ((dig->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT ||
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c 
b/drivers/gpu/drm/radeon/radeon_encoders.c
index eb3f6dc..9838865 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -266,7 +266,7 @@ struct drm_encoder *radeon_atom_get_external_encoder(struct 
drm_encoder *encoder
        return NULL;
 }

-bool radeon_encoder_is_dp_bridge(struct drm_encoder *encoder)
+u16 radeon_encoder_get_dp_bridge_encoder_id(struct drm_encoder *encoder)
 {
        struct drm_encoder *other_encoder = 
radeon_atom_get_external_encoder(encoder);

@@ -368,7 +368,7 @@ static bool radeon_atom_mode_fixup(struct drm_encoder 
*encoder,

        if (ASIC_IS_DCE3(rdev) &&
            ((radeon_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT | 
ATOM_DEVICE_LCD_SUPPORT)) ||
-            radeon_encoder_is_dp_bridge(encoder))) {
+            (radeon_encoder_get_dp_bridge_encoder_id(encoder) != 
ENCODER_OBJECT_ID_NONE))) {
                struct drm_connector *connector = 
radeon_get_connector_for_encoder(encoder);
                radeon_dp_set_link_config(connector, mode);
        }
@@ -658,7 +658,7 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
        struct radeon_connector_atom_dig *dig_connector;

        /* dp bridges are always DP */
-       if (radeon_encoder_is_dp_bridge(encoder))
+       if (radeon_encoder_get_dp_bridge_encoder_id(encoder) != 
ENCODER_OBJECT_ID_NONE)
                return ATOM_ENCODER_MODE_DP;

        /* DVO is always DVO */
@@ -1638,7 +1638,7 @@ atombios_set_encoder_crtc_source(struct drm_encoder 
*encoder)
                        break;
                case 2:
                        args.v2.ucCRTC = radeon_crtc->crtc_id;
-                       if (radeon_encoder_is_dp_bridge(encoder)) {
+                       if (radeon_encoder_get_dp_bridge_encoder_id(encoder) != 
ENCODER_OBJECT_ID_NONE) {
                                struct drm_connector *connector = 
radeon_get_connector_for_encoder(encoder);

                                if (connector->connector_type == 
DRM_MODE_CONNECTOR_LVDS)
@@ -2099,7 +2099,8 @@ static void radeon_atom_encoder_prepare(struct 
drm_encoder *encoder)

        if ((radeon_encoder->active_device &
             (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) ||
-           radeon_encoder_is_dp_bridge(encoder)) {
+           (radeon_encoder_get_dp_bridge_encoder_id(encoder) !=
+            ENCODER_OBJECT_ID_NONE)) {
                struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
                if (dig)
                        dig->dig_encoder = 
radeon_atom_pick_dig_encoder(encoder);
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h 
b/drivers/gpu/drm/radeon/radeon_mode.h
index ed0178f..cbf80de 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -468,8 +468,8 @@ radeon_atombios_get_tv_info(struct radeon_device *rdev);
 extern struct drm_connector *
 radeon_get_connector_for_encoder(struct drm_encoder *encoder);

-extern bool radeon_encoder_is_dp_bridge(struct drm_encoder *encoder);
-extern bool radeon_connector_encoder_is_dp_bridge(struct drm_connector 
*connector);
+extern u16 radeon_encoder_get_dp_bridge_encoder_id(struct drm_encoder 
*encoder);
+extern u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct 
drm_connector *connector);
 extern bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector);
 extern bool radeon_connector_is_dp12_capable(struct drm_connector *connector);

-- 
1.7.1.1

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