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drm/nouveau/disp/dp: don't touch link config after success
I don't know of anything this fixes, but it seems wrong anyway. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
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1 changed files with 3 additions and 4 deletions
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@ -241,7 +241,9 @@ dp_link_train_eq(struct dp_state *dp)
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dp_set_training_pattern(dp, 2);
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do {
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if (dp_link_train_update(dp, dp->pc2, 400))
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if ((tries &&
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dp_link_train_commit(dp, dp->pc2)) ||
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dp_link_train_update(dp, dp->pc2, 400))
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break;
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eq_done = !!(dp->stat[2] & DPCD_LS04_INTERLANE_ALIGN_DONE);
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@ -253,9 +255,6 @@ dp_link_train_eq(struct dp_state *dp)
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!(lane & DPCD_LS02_LANE0_SYMBOL_LOCKED))
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eq_done = false;
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}
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if (dp_link_train_commit(dp, dp->pc2))
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break;
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} while (!eq_done && cr_done && ++tries <= 5);
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return eq_done ? 0 : -1;
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