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drm/nouveau/disp/dp: drop dead code

Message ID 1405152374-26821-1-git-send-email-computersforpeace@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Brian Norris July 12, 2014, 8:06 a.m. UTC 
Since this commit:

  commit 55f083c33feb7231c7574a64cd01b0477715a370
  Author: Ben Skeggs <bskeggs@redhat.com>
  Date:   Tue May 20 10:18:03 2014 +1000

      drm/nouveau/disp/dp: maintain link in response to hpd signal

a few bits of code have been dead.

This was noticed by Coverity Scan.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Cc: Ben Skeggs <bskeggs@redhat.com>
---
Compile tested only

 drivers/gpu/drm/nouveau/core/engine/disp/dport.c |   10 +---------
 1 file changed, 1 insertion(+), 9 deletions(-)
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Patch

diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/dport.c b/drivers/gpu/drm/nouveau/core/engine/disp/dport.c
index 5a5b59b21130..0f6fbe020c41 100644
--- a/drivers/gpu/drm/nouveau/core/engine/disp/dport.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/dport.c
@@ -331,7 +331,6 @@  nouveau_dp_train(struct work_struct *w)
 	struct dp_state _dp = {
 		.outp = outp,
 	}, *dp = &_dp;
-	u32 datarate = 0;
 	int ret;
 
 	/* bring capabilities within encoder limits */
@@ -345,20 +344,13 @@  nouveau_dp_train(struct work_struct *w)
 		outp->dpcd[1] = outp->base.info.dpconf.link_bw;
 	dp->pc2 = outp->dpcd[2] & DPCD_RC02_TPS3_SUPPORTED;
 
-	/* restrict link config to the lowest required rate, if requested */
-	if (datarate) {
-		datarate = (datarate / 8) * 10; /* 8B/10B coding overhead */
-		while (cfg[1].rate >= datarate)
-			cfg++;
-	}
-	cfg--;
-
 	/* disable link interrupt handling during link training */
 	nouveau_event_put(outp->irq);
 
 	/* enable down-spreading and execute pre-train script from vbios */
 	dp_link_train_init(dp, outp->dpcd[3] & 0x01);
 
+	cfg--;
 	while (ret = -EIO, (++cfg)->rate) {
 		/* select next configuration supported by encoder and sink */
 		while (cfg->nr > (outp->dpcd[2] & DPCD_RC02_MAX_LANE_COUNT) ||