[Intel-gfx] [PATCH v2 04/14] drm/i915/bios: move aux ch and ddc checks at a lower level

[Jani Nikula]

Signed-off-by: Jani Nikula <jani.nik...@intel.com>
---
 drivers/gpu/drm/i915/display/intel_bios.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_bios.c 
b/drivers/gpu/drm/i915/display/intel_bios.c
index 5e7dc0899ab1..3db41fe0c546 100644
--- a/drivers/gpu/drm/i915/display/intel_bios.c
+++ b/drivers/gpu/drm/i915/display/intel_bios.c
@@ -1505,6 +1505,9 @@ static enum port get_port_by_ddc_pin(struct 
drm_i915_private *i915, u8 ddc_pin)
        const struct ddi_vbt_port_info *info;
        enum port port;
 
+       if (!ddc_pin)
+               return PORT_NONE;
+
        for_each_port(port) {
                info = &i915->vbt.ddi_port_info[port];
 
@@ -1521,9 +1524,6 @@ static void sanitize_ddc_pin(struct drm_i915_private 
*i915,
        struct ddi_vbt_port_info *info = &i915->vbt.ddi_port_info[port];
        enum port p;
 
-       if (!info->alternate_ddc_pin)
-               return;
-
        p = get_port_by_ddc_pin(i915, info->alternate_ddc_pin);
        if (p == PORT_NONE)
                return;
@@ -1555,6 +1555,9 @@ static enum port get_port_by_aux_ch(struct 
drm_i915_private *i915, u8 aux_ch)
        const struct ddi_vbt_port_info *info;
        enum port port;
 
+       if (!aux_ch)
+               return PORT_NONE;
+
        for_each_port(port) {
                info = &i915->vbt.ddi_port_info[port];
 
@@ -1571,9 +1574,6 @@ static void sanitize_aux_ch(struct drm_i915_private *i915,
        struct ddi_vbt_port_info *info = &i915->vbt.ddi_port_info[port];
        enum port p;
 
-       if (!info->alternate_aux_channel)
-               return;
-
        p = get_port_by_aux_ch(i915, info->alternate_aux_channel);
        if (p == PORT_NONE)
                return;
-- 
2.20.1

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