USB: xhci: Make debugging more verbose.

Add more debugging to the irq handler, slot context initialization, ring
operations, URB cancellation, and MMIO writes.

Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 6 insertions, 8 deletions

diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 60770c89132b..074728e10225 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -1065,10 +1065,9 @@ static inline unsigned int xhci_readl(const struct xhci_hcd *xhci,
 static inline void xhci_writel(struct xhci_hcd *xhci,
                 const unsigned int val, __u32 __iomem *regs)
 {
-        if (!in_interrupt())
-                xhci_dbg(xhci,
-                         "`MEM_WRITE_DWORD(3'b000, 32'h%p, 32'h%0x, 4'hf);\n",
-                         regs, val);
+        xhci_dbg(xhci,
+                        "`MEM_WRITE_DWORD(3'b000, 32'h%p, 32'h%0x, 4'hf);\n",
+                        regs, val);
         writel(val, regs);
 }
 
@@ -1096,10 +1095,9 @@ static inline void xhci_write_64(struct xhci_hcd *xhci,
         u32 val_lo = lower_32_bits(val);
         u32 val_hi = upper_32_bits(val);
 
-        if (!in_interrupt())
-                xhci_dbg(xhci,
-                         "`MEM_WRITE_DWORD(3'b000, 64'h%p, 64'h%0lx, 4'hf);\n",
-                         regs, (long unsigned int) val);
+        xhci_dbg(xhci,
+                        "`MEM_WRITE_DWORD(3'b000, 64'h%p, 64'h%0lx, 4'hf);\n",
+                        regs, (long unsigned int) val);
         writel(val_lo, ptr);
         writel(val_hi, ptr + 1);
 }