ALSA: hda: Add helper macros for DSP capable devices

HDAudio drivers make heavy use of I/O operations. Declare a range of
update, read and write helpers similar to those available for HDAudio
legacy driver. These macros are used by AVS driver to improve code
readability.

Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Acked-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/20220311153544.136854-2-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/include/sound/hdaudio.h b/include/sound/hdaudio.h
index 6a90ce4..15f1507 100644 (file)
--- a/include/sound/hdaudio.h
+++ b/include/sound/hdaudio.h
@@ -9,6 +9,7 @@
 #include <linux/device.h>
 #include <linux/interrupt.h>
 #include <linux/io.h>
+#include <linux/io-64-nonatomic-lo-hi.h>
 #include <linux/pm_runtime.h>
 #include <linux/timecounter.h>
 #include <sound/core.h>
@@ -448,6 +449,8 @@ static inline u16 snd_hdac_reg_readw(struct hdac_bus *bus, void __iomem *addr)
 
 #define snd_hdac_reg_writel(bus, addr, val)    writel(val, addr)
 #define snd_hdac_reg_readl(bus, addr)  readl(addr)
+#define snd_hdac_reg_writeq(bus, addr, val)    writeq(val, addr)
+#define snd_hdac_reg_readq(bus, addr)          readq(addr)
 
 /*
  * macros for easy use

diff --git a/include/sound/hdaudio_ext.h b/include/sound/hdaudio_ext.h
index 77123c3..5a53879 100644 (file)
--- a/include/sound/hdaudio_ext.h
+++ b/include/sound/hdaudio_ext.h
@@ -2,6 +2,8 @@
 #ifndef __SOUND_HDAUDIO_EXT_H
 #define __SOUND_HDAUDIO_EXT_H
 
+#include <linux/io-64-nonatomic-lo-hi.h>
+#include <linux/iopoll.h>
 #include <sound/hdaudio.h>
 
 int snd_hdac_ext_bus_init(struct hdac_bus *bus, struct device *dev,
@@ -143,6 +145,54 @@ void snd_hdac_ext_bus_link_power(struct hdac_device *codec, bool enable);
        writew(((readw(addr + reg) & ~(mask)) | (val)), \
                addr + reg)
 
+#define snd_hdac_adsp_writeb(chip, reg, value) \
+       snd_hdac_reg_writeb(chip, (chip)->dsp_ba + (reg), value)
+#define snd_hdac_adsp_readb(chip, reg) \
+       snd_hdac_reg_readb(chip, (chip)->dsp_ba + (reg))
+#define snd_hdac_adsp_writew(chip, reg, value) \
+       snd_hdac_reg_writew(chip, (chip)->dsp_ba + (reg), value)
+#define snd_hdac_adsp_readw(chip, reg) \
+       snd_hdac_reg_readw(chip, (chip)->dsp_ba + (reg))
+#define snd_hdac_adsp_writel(chip, reg, value) \
+       snd_hdac_reg_writel(chip, (chip)->dsp_ba + (reg), value)
+#define snd_hdac_adsp_readl(chip, reg) \
+       snd_hdac_reg_readl(chip, (chip)->dsp_ba + (reg))
+#define snd_hdac_adsp_writeq(chip, reg, value) \
+       snd_hdac_reg_writeq(chip, (chip)->dsp_ba + (reg), value)
+#define snd_hdac_adsp_readq(chip, reg) \
+       snd_hdac_reg_readq(chip, (chip)->dsp_ba + (reg))
+
+#define snd_hdac_adsp_updateb(chip, reg, mask, val) \
+       snd_hdac_adsp_writeb(chip, reg, \
+                       (snd_hdac_adsp_readb(chip, reg) & ~(mask)) | (val))
+#define snd_hdac_adsp_updatew(chip, reg, mask, val) \
+       snd_hdac_adsp_writew(chip, reg, \
+                       (snd_hdac_adsp_readw(chip, reg) & ~(mask)) | (val))
+#define snd_hdac_adsp_updatel(chip, reg, mask, val) \
+       snd_hdac_adsp_writel(chip, reg, \
+                       (snd_hdac_adsp_readl(chip, reg) & ~(mask)) | (val))
+#define snd_hdac_adsp_updateq(chip, reg, mask, val) \
+       snd_hdac_adsp_writeq(chip, reg, \
+                       (snd_hdac_adsp_readq(chip, reg) & ~(mask)) | (val))
+
+#define snd_hdac_adsp_readb_poll(chip, reg, val, cond, delay_us, timeout_us) \
+       readb_poll_timeout((chip)->dsp_ba + (reg), val, cond, \
+                          delay_us, timeout_us)
+#define snd_hdac_adsp_readw_poll(chip, reg, val, cond, delay_us, timeout_us) \
+       readw_poll_timeout((chip)->dsp_ba + (reg), val, cond, \
+                          delay_us, timeout_us)
+#define snd_hdac_adsp_readl_poll(chip, reg, val, cond, delay_us, timeout_us) \
+       readl_poll_timeout((chip)->dsp_ba + (reg), val, cond, \
+                          delay_us, timeout_us)
+#define snd_hdac_adsp_readq_poll(chip, reg, val, cond, delay_us, timeout_us) \
+       readq_poll_timeout((chip)->dsp_ba + (reg), val, cond, \
+                          delay_us, timeout_us)
+#define snd_hdac_stream_readb_poll(strm, reg, val, cond, delay_us, timeout_us) \
+       readb_poll_timeout((strm)->sd_addr + AZX_REG_ ## reg, val, cond, \
+                          delay_us, timeout_us)
+#define snd_hdac_stream_readl_poll(strm, reg, val, cond, delay_us, timeout_us) \
+       readl_poll_timeout((strm)->sd_addr + AZX_REG_ ## reg, val, cond, \
+                          delay_us, timeout_us)
 
 struct hdac_ext_device;