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authorThinh Nguyen <thinh.nguyen@synopsys.com>2018-11-07 17:55:06 -0800
committerFelipe Balbi <felipe.balbi@linux.intel.com>2018-11-26 09:06:31 +0200
commit0f874f79dc81aec0229babebd6ef04e591a548d2 (patch)
treeb807bb0305b3208bad6d6b38240f589aeeafdc31
parent2c85a1817e4ba09592964226b46305a7b9599884 (diff)
downloadlinux-0f874f79dc81aec0229babebd6ef04e591a548d2.tar.gz
usb: dwc3: debugfs: Print eps Tx/RxFIFO in bytes
TxFIFO and RxFIFO from GDBGFIFOSPACE are fifo depths in MDWIDTH. Convert them into bytes for easier read. Signed-off-by: Thinh Nguyen <thinhn@synopsys.com> Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
-rw-r--r--drivers/usb/dwc3/debugfs.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/usb/dwc3/debugfs.c b/drivers/usb/dwc3/debugfs.c
index 17238bbe9733..bd3d75b2f8bc 100644
--- a/drivers/usb/dwc3/debugfs.c
+++ b/drivers/usb/dwc3/debugfs.c
@@ -505,6 +505,10 @@ static int dwc3_tx_fifo_size_show(struct seq_file *s, void *unused)
spin_lock_irqsave(&dwc->lock, flags);
val = dwc3_core_fifo_space(dep, DWC3_TXFIFO);
+
+ /* Convert to bytes */
+ val *= DWC3_MDWIDTH(dwc->hwparams.hwparams0);
+ val >>= 3;
seq_printf(s, "%u\n", val);
spin_unlock_irqrestore(&dwc->lock, flags);
@@ -520,6 +524,10 @@ static int dwc3_rx_fifo_size_show(struct seq_file *s, void *unused)
spin_lock_irqsave(&dwc->lock, flags);
val = dwc3_core_fifo_space(dep, DWC3_RXFIFO);
+
+ /* Convert to bytes */
+ val *= DWC3_MDWIDTH(dwc->hwparams.hwparams0);
+ val >>= 3;
seq_printf(s, "%u\n", val);
spin_unlock_irqrestore(&dwc->lock, flags);