Avoid extra caching of the data.

Cc: José Roberto de Souza <[email protected]>
Signed-off-by: Jani Nikula <[email protected]>
---
 drivers/gpu/drm/i915/display/intel_bios.c | 26 +++++++++++------------
 drivers/gpu/drm/i915/i915_drv.h           |  1 -
 2 files changed, 12 insertions(+), 15 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_bios.c 
b/drivers/gpu/drm/i915/display/intel_bios.c
index 10b2beddc121..674f1424fcc2 100644
--- a/drivers/gpu/drm/i915/display/intel_bios.c
+++ b/drivers/gpu/drm/i915/display/intel_bios.c
@@ -1565,28 +1565,29 @@ static enum port get_port_by_aux_ch(struct 
drm_i915_private *i915, u8 aux_ch)
        for_each_port(port) {
                info = &i915->vbt.ddi_port_info[port];
 
-               if (info->devdata && aux_ch == info->alternate_aux_channel)
+               if (info->devdata && aux_ch == info->devdata->child.aux_channel)
                        return port;
        }
 
        return PORT_NONE;
 }
 
-static void sanitize_aux_ch(struct drm_i915_private *i915,
+static void sanitize_aux_ch(struct intel_bios_encoder_data *devdata,
                            enum port port)
 {
-       struct ddi_vbt_port_info *info = &i915->vbt.ddi_port_info[port];
+       struct drm_i915_private *i915 = devdata->i915;
+       struct ddi_vbt_port_info *info;
        struct child_device_config *child;
        enum port p;
 
-       p = get_port_by_aux_ch(i915, info->alternate_aux_channel);
+       p = get_port_by_aux_ch(i915, devdata->child.aux_channel);
        if (p == PORT_NONE)
                return;
 
        drm_dbg_kms(&i915->drm,
                    "port %c trying to use the same AUX CH (0x%x) as port %c, "
                    "disabling port %c DP support\n",
-                   port_name(port), info->alternate_aux_channel,
+                   port_name(port), devdata->child.aux_channel,
                    port_name(p), port_name(p));
 
        /*
@@ -1602,7 +1603,7 @@ static void sanitize_aux_ch(struct drm_i915_private *i915,
        child = &info->devdata->child;
 
        child->device_type &= ~DEVICE_TYPE_DISPLAYPORT_OUTPUT;
-       info->alternate_aux_channel = 0;
+       child->aux_channel = 0;
 }
 
 static const u8 cnp_ddc_pin_map[] = {
@@ -1980,11 +1981,8 @@ static void parse_ddi_port(struct drm_i915_private *i915,
                }
        }
 
-       if (is_dp) {
-               info->alternate_aux_channel = child->aux_channel;
-
-               sanitize_aux_ch(i915, port);
-       }
+       if (is_dp)
+               sanitize_aux_ch(devdata, port);
 
        hdmi_level_shift = _intel_bios_hdmi_level_shift(devdata);
        if (hdmi_level_shift >= 0) {
@@ -2863,7 +2861,7 @@ enum aux_ch intel_bios_port_aux_ch(struct 
drm_i915_private *i915,
                &i915->vbt.ddi_port_info[port];
        enum aux_ch aux_ch;
 
-       if (!info->alternate_aux_channel) {
+       if (!info->devdata->child.aux_channel) {
                aux_ch = (enum aux_ch)port;
 
                drm_dbg_kms(&i915->drm,
@@ -2879,7 +2877,7 @@ enum aux_ch intel_bios_port_aux_ch(struct 
drm_i915_private *i915,
         * ADL-S VBT uses PHY based mapping. Combo PHYs A,B,C,D,E
         * map to DDI A,TC1,TC2,TC3,TC4 respectively.
         */
-       switch (info->alternate_aux_channel) {
+       switch (info->devdata->child.aux_channel) {
        case DP_AUX_A:
                aux_ch = AUX_CH_A;
                break;
@@ -2940,7 +2938,7 @@ enum aux_ch intel_bios_port_aux_ch(struct 
drm_i915_private *i915,
                        aux_ch = AUX_CH_I;
                break;
        default:
-               MISSING_CASE(info->alternate_aux_channel);
+               MISSING_CASE(info->devdata->child.aux_channel);
                aux_ch = AUX_CH_A;
                break;
        }
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index a0dead9f9222..91097526cd96 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -640,7 +640,6 @@ struct ddi_vbt_port_info {
        /* Non-NULL if port present. */
        struct intel_bios_encoder_data *devdata;
 
-       u8 alternate_aux_channel;
        u8 alternate_ddc_pin;
 };
 
-- 
2.20.1

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