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USB: xhci: Make debugging more verbose.

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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>
This commit is contained in:
Sarah Sharp
2009-07-27 12:03:46 -07:00
committed by Greg Kroah-Hartman
parent 2d83109be6
commit 66e49d8774
3 changed files with 72 additions and 24 deletions
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14
drivers/usb/host/xhci.h
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@@ -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);
}