ALSA: hda: Move stream-register polling macros
Polling stream registers doesn't really have anything to do with
extended HDA registers, so move it to basic HDA header. This will allow
for use in HDA framework.
Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com>
Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Link: https://lore.kernel.org/r/20220818141517.109280-2-amadeuszx.slawinski@linux.intel.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/include/sound/hdaudio.h b/include/sound/hdaudio.h
index 797bf67a..6e74aea 100644
--- a/include/sound/hdaudio.h
+++ b/include/sound/hdaudio.h
@@ -10,6 +10,7 @@
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/io-64-nonatomic-lo-hi.h>
+#include <linux/iopoll.h>
#include <linux/pm_runtime.h>
#include <linux/timecounter.h>
#include <sound/core.h>
@@ -589,6 +590,12 @@ int snd_hdac_get_stream_stripe_ctl(struct hdac_bus *bus,
snd_hdac_reg_readw((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg)
#define snd_hdac_stream_readb(dev, reg) \
snd_hdac_reg_readb((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg)
+#define snd_hdac_stream_readb_poll(dev, reg, val, cond, delay_us, timeout_us) \
+ readb_poll_timeout((dev)->sd_addr + AZX_REG_ ## reg, val, cond, \
+ delay_us, timeout_us)
+#define snd_hdac_stream_readl_poll(dev, reg, val, cond, delay_us, timeout_us) \
+ readl_poll_timeout((dev)->sd_addr + AZX_REG_ ## reg, val, cond, \
+ delay_us, timeout_us)
/* update a register, pass without AZX_REG_ prefix */
#define snd_hdac_stream_updatel(dev, reg, mask, val) \
