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path: root/drivers/gpu/drm/i915/intel_lspcon.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_lspcon.c')
-rw-r--r--drivers/gpu/drm/i915/intel_lspcon.c17
1 files changed, 2 insertions, 15 deletions
diff --git a/drivers/gpu/drm/i915/intel_lspcon.c b/drivers/gpu/drm/i915/intel_lspcon.c
index c300647ef604..71cbe9c08932 100644
--- a/drivers/gpu/drm/i915/intel_lspcon.c
+++ b/drivers/gpu/drm/i915/intel_lspcon.c
@@ -162,21 +162,8 @@ static void lspcon_resume_in_pcon_wa(struct intel_lspcon *lspcon)
struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev);
unsigned long start = jiffies;
- if (!lspcon->desc_valid)
- return;
-
while (1) {
- struct intel_dp_desc desc;
-
- /*
- * The w/a only applies in PCON mode and we don't expect any
- * AUX errors.
- */
- if (!__intel_dp_read_desc(intel_dp, &desc))
- return;
-
- if (intel_digital_port_connected(dev_priv, dig_port) &&
- !memcmp(&intel_dp->desc, &desc, sizeof(desc))) {
+ if (intel_digital_port_connected(dev_priv, dig_port)) {
DRM_DEBUG_KMS("LSPCON recovering in PCON mode after %u ms\n",
jiffies_to_msecs(jiffies - start));
return;
@@ -253,7 +240,7 @@ bool lspcon_init(struct intel_digital_port *intel_dig_port)
return false;
}
- lspcon->desc_valid = intel_dp_read_desc(dp);
+ intel_dp_read_desc(dp);
DRM_DEBUG_KMS("Success: LSPCON init\n");
return true;