Linux Media Controller development
 help / color / mirror / Atom feed
From: Haim Daniel <haimdaniel@gmail.com>
To: linux-media@vger.kernel.org
Cc: Haim Daniel <haim.daniel@gmail.com>
Subject: [PATCH] [media] [pvrusb2]: remove dead retry cmd code
Date: Tue,  6 Jan 2015 00:38:38 +0200	[thread overview]
Message-ID: <1420497518-10375-1-git-send-email-haim.daniel@gmail.com> (raw)

In case a command is timed out, current flow sets the retry_flag
and does nothing.

Signed-off-by: Haim Daniel <haim.daniel@gmail.com>
---
 drivers/media/usb/pvrusb2/pvrusb2-encoder.c | 15 +--------------
 1 file changed, 1 insertion(+), 14 deletions(-)

diff --git a/drivers/media/usb/pvrusb2/pvrusb2-encoder.c b/drivers/media/usb/pvrusb2/pvrusb2-encoder.c
index f7702ae..02028aa 100644
--- a/drivers/media/usb/pvrusb2/pvrusb2-encoder.c
+++ b/drivers/media/usb/pvrusb2/pvrusb2-encoder.c
@@ -145,8 +145,6 @@ static int pvr2_encoder_cmd(void *ctxt,
 			    u32 *argp)
 {
 	unsigned int poll_count;
-	unsigned int try_count = 0;
-	int retry_flag;
 	int ret = 0;
 	unsigned int idx;
 	/* These sizes look to be limited by the FX2 firmware implementation */
@@ -213,8 +211,6 @@ static int pvr2_encoder_cmd(void *ctxt,
 			break;
 		}
 
-		retry_flag = 0;
-		try_count++;
 		ret = 0;
 		wrData[0] = 0;
 		wrData[1] = cmd;
@@ -245,11 +241,9 @@ static int pvr2_encoder_cmd(void *ctxt,
 			}
 			if (rdData[0] && (poll_count < 1000)) continue;
 			if (!rdData[0]) {
-				retry_flag = !0;
 				pvr2_trace(
 					PVR2_TRACE_ERROR_LEGS,
-					"Encoder timed out waiting for us"
-					"; arranging to retry");
+					"Encoder timed out waiting for us");
 			} else {
 				pvr2_trace(
 					PVR2_TRACE_ERROR_LEGS,
@@ -269,13 +263,6 @@ static int pvr2_encoder_cmd(void *ctxt,
 			ret = -EBUSY;
 			break;
 		}
-		if (retry_flag) {
-			if (try_count < 20) continue;
-			pvr2_trace(
-				PVR2_TRACE_ERROR_LEGS,
-				"Too many retries...");
-			ret = -EBUSY;
-		}
 		if (ret) {
 			del_timer_sync(&hdw->encoder_run_timer);
 			hdw->state_encoder_ok = 0;
-- 
1.9.3


             reply	other threads:[~2015-01-05 22:38 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-05 22:38 Haim Daniel [this message]
2015-01-16 10:57 ` [PATCH] [media] [pvrusb2]: remove dead retry cmd code Hans Verkuil
2015-01-16 11:29   ` Haim Daniel
2015-01-16 11:37     ` Hans Verkuil
2015-01-16 11:45       ` Haim Daniel
2015-01-25  0:45       ` Mike Isely
2015-01-25 23:37         ` isely

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1420497518-10375-1-git-send-email-haim.daniel@gmail.com \
    --to=haimdaniel@gmail.com \
    --cc=haim.daniel@gmail.com \
    --cc=linux-media@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox