usb: bam: Remove inactivity_timer sysfs attribute

Sysfs attribute "inactivity_timer" not being used anymore so remove that
entry from sysfs.

CRs-Fixed: 2048725
Change-Id: I30d2d4a3cb9899b7975a6395eab90337fc006488
Signed-off-by: Arumuga Durai A <cadurai@codeaurora.org>

1 files changed, 1 insertions, 80 deletions

diff --git a/drivers/platform/msm/usb_bam.c b/drivers/platform/msm/usb_bam.c
index 5cb017fdf2d3..a151d0c7a770 100644
--- a/drivers/platform/msm/usb_bam.c
+++ b/drivers/platform/msm/usb_bam.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2011-2016, The Linux Foundation. All rights reserved.
+/* Copyright (c) 2011-2017, The Linux Foundation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 and
@@ -3100,79 +3100,6 @@ static int enable_usb_bam(struct platform_device *pdev)
 	return 0;
 }
 
-static ssize_t
-usb_bam_show_inactivity_timer(struct device *dev, struct device_attribute *attr,
-		    char *buf)
-{
-	char *buff = buf;
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(bam_enable_strings); i++) {
-		buff += snprintf(buff, PAGE_SIZE, "%s: %dms\n",
-					bam_enable_strings[i],
-					msm_usb_bam[i].inactivity_timer_ms);
-	}
-
-	return buff - buf;
-}
-
-static ssize_t usb_bam_store_inactivity_timer(struct device *dev,
-				     struct device_attribute *attr,
-				     const char *buff, size_t count)
-{
-	char buf[USB_BAM_MAX_STR_LEN];
-	char *trimmed_buf, *bam_str, *bam_name, *timer;
-	int timer_d;
-	int bam;
-
-	if (strnstr(buff, "help", USB_BAM_MAX_STR_LEN)) {
-		pr_info("Usage: <bam_name> <ms>,<bam_name> <ms>,...\n");
-		pr_info("\tbam_name: [%s, %s, %s]\n",
-			bam_enable_strings[DWC3_CTRL],
-			bam_enable_strings[CI_CTRL],
-			bam_enable_strings[HSIC_CTRL]);
-		pr_info("\tms: time in ms. Use 0 to disable timer\n");
-		return count;
-	}
-
-	strlcpy(buf, buff, sizeof(buf));
-	trimmed_buf = strim(buf);
-
-	while (trimmed_buf) {
-		bam_str = strsep(&trimmed_buf, ",");
-		if (bam_str) {
-			bam_name = strsep(&bam_str, " ");
-			bam = get_bam_type_from_core_name(bam_name);
-			if (bam < 0 || bam >= MAX_BAMS) {
-				log_event_err("%s: Invalid bam, type=%d ,name=%s\n",
-					__func__, bam, bam_name);
-				return -EINVAL;
-			}
-
-			timer = strsep(&bam_str, " ");
-
-			if (!timer)
-				continue;
-
-			sscanf(timer, "%d", &timer_d);
-
-			/* Apply new timer setting if bam has running pipes */
-			if (msm_usb_bam[bam].inactivity_timer_ms != timer_d) {
-				msm_usb_bam[bam].inactivity_timer_ms = timer_d;
-				if (msm_usb_bam[bam].pipes_enabled_per_bam > 0
-						&& !info[bam].in_lpm)
-					usb_bam_set_inactivity_timer(bam);
-			}
-		}
-	}
-
-	return count;
-}
-
-static DEVICE_ATTR(inactivity_timer, S_IWUSR | S_IRUSR,
-		   usb_bam_show_inactivity_timer,
-		   usb_bam_store_inactivity_timer);
-
 static int usb_bam_panic_notifier(struct notifier_block *this,
 		unsigned long event, void *ptr)
 {
@@ -3221,12 +3148,6 @@ static int usb_bam_probe(struct platform_device *pdev)
 
 	dev_dbg(&pdev->dev, "usb_bam_probe\n");
 
-	ret = device_create_file(&pdev->dev, &dev_attr_inactivity_timer);
-	if (ret) {
-		dev_err(&pdev->dev, "failed to create fs node\n");
-		return ret;
-	}
-
 	io_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	if (!io_res) {
 		dev_err(&pdev->dev, "missing BAM memory resource\n");