ALSA: pcmcia/pdaudiocf: fix kernel-doc

Fix W=1 warnings - add missing context parameter in description
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200702193604.169059-22-pierre-louis.bossart@linux.intel.comSigned-off-by: Takashi Iwai <tiwai@suse.de>

sound/pcmcia/pdaudiocf/pdaudiocf.c

@@ -139,6 +139,7 @@ static int snd_pdacf_probe(struct pcmcia_device *link)
 
 /**
  * snd_pdacf_assign_resources - initialize the hardware and card instance.
+ * @pdacf: context
  * @port: i/o port for the card
  * @irq: irq number for the card
  *