patches/0529-usb-xhci-Cleanup-printk-debug-message-for-ERST.patch

From 33440e3b5db548f59d032496475aa12c482c7146 Mon Sep 17 00:00:00 2001
From: Lu Baolu <baolu.lu@linux.intel.com>
Date: Fri, 8 Dec 2017 17:59:12 +0200
Subject: [PATCH 0529/1795] usb: xhci: Cleanup printk debug message for ERST

Each event segment has been exposed through debugfs. There is no
need to dump ERST content with printk in code. Remove it to make
code more concise and readable.

Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
(cherry picked from commit 3054ea45fb8758b7c1a4849001e213e1267452fa)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
 drivers/usb/host/xhci-dbg.c | 18 ------------------
 drivers/usb/host/xhci.c     |  2 --
 drivers/usb/host/xhci.h     |  1 -
 3 files changed, 21 deletions(-)

diff --git a/drivers/usb/host/xhci-dbg.c b/drivers/usb/host/xhci-dbg.c
index f20ef2ef1cb2..386abf26641d 100644
--- a/drivers/usb/host/xhci-dbg.c
+++ b/drivers/usb/host/xhci-dbg.c
@@ -10,24 +10,6 @@
 
 #include "xhci.h"
 
-void xhci_dbg_erst(struct xhci_hcd *xhci, struct xhci_erst *erst)
-{
-	u64 addr = erst->erst_dma_addr;
-	int i;
-	struct xhci_erst_entry *entry;
-
-	for (i = 0; i < erst->num_entries; i++) {
-		entry = &erst->entries[i];
-		xhci_dbg(xhci, "@%016llx %08x %08x %08x %08x\n",
-			 addr,
-			 lower_32_bits(le64_to_cpu(entry->seg_addr)),
-			 upper_32_bits(le64_to_cpu(entry->seg_addr)),
-			 le32_to_cpu(entry->seg_size),
-			 le32_to_cpu(entry->rsvd));
-		addr += sizeof(*entry);
-	}
-}
-
 char *xhci_get_slot_state(struct xhci_hcd *xhci,
 		struct xhci_container_ctx *ctx)
 {
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index b2238ca1c925..786cca0eb73c 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -574,8 +574,6 @@ int xhci_run(struct usb_hcd *hcd)
 	if (ret)
 		return ret;
 
-	xhci_dbg(xhci, "ERST memory map follows:\n");
-	xhci_dbg_erst(xhci, &xhci->erst);
 	temp_64 = xhci_read_64(xhci, &xhci->ir_set->erst_dequeue);
 	temp_64 &= ~ERST_PTR_MASK;
 	xhci_dbg_trace(xhci, trace_xhci_dbg_init,
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 9760e54ecd4d..68f314e49d07 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -1931,7 +1931,6 @@ static inline int xhci_link_trb_quirk(struct xhci_hcd *xhci)
 }
 
 /* xHCI debugging */
-void xhci_dbg_erst(struct xhci_hcd *xhci, struct xhci_erst *erst);
 char *xhci_get_slot_state(struct xhci_hcd *xhci,
 		struct xhci_container_ctx *ctx);
 void xhci_dbg_trace(struct xhci_hcd *xhci, void (*trace)(struct va_format *),
-- 
2.19.0