[ALSA] usb-audio - show exact synchronous frequency in proc file

USB generic driver
In the streamX proc file, show the exact number of samples per
USB frame as 16.16 hexadecimal floating point value.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>

1 files changed, 3 insertions, 2 deletions

diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c
index aae66144d411..a7183c5876b3 100644
--- a/sound/usb/usbaudio.c
+++ b/sound/usb/usbaudio.c
@@ -1990,10 +1990,11 @@ static void proc_dump_substream_status(snd_usb_substream_t *subs, snd_info_buffe
                         snd_iprintf(buffer, "%d ", subs->dataurb[i].packets);
                 snd_iprintf(buffer, "]\n");
                 snd_iprintf(buffer, "    Packet Size = %d\n", subs->curpacksize);
-                snd_iprintf(buffer, "    Momentary freq = %u Hz\n",
+                snd_iprintf(buffer, "    Momentary freq = %u Hz (%#x.%04x)\n",
                             snd_usb_get_speed(subs->dev) == USB_SPEED_FULL
                             ? get_full_speed_hz(subs->freqm)
-                            : get_high_speed_hz(subs->freqm));
+                            : get_high_speed_hz(subs->freqm),
+                            subs->freqm >> 16, subs->freqm & 0xffff);
         } else {
                 snd_iprintf(buffer, "  Status: Stop\n");
         }