ASoC: SOF: fix compilation issue with readb/writeb helpers

Replace them with read8/write8 to avoid compilation issue on ARM. In
hindsight this is more consistent with the read64/write64 helpers
already used in SOF.

Reported-by: Nathan Chancellor <[e-mail]>
Link: https://lore.kernel.org/alsa-devel/[e-mail]-3990X/
Signed-off-by: Pierre-Louis Bossart <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Mark Brown <[e-mail]>

sound/soc/sof/intel/hda-dsp.c

···
 {
 	int retry = HDA_DSP_REG_POLL_RETRY_COUNT;
 
-	while (snd_sof_dsp_readb(sdev, HDA_DSP_HDA_BAR, SOF_HDA_VS_D0I3C) & SOF_HDA_VS_D0I3C_CIP) {
+	while (snd_sof_dsp_read8(sdev, HDA_DSP_HDA_BAR, SOF_HDA_VS_D0I3C) & SOF_HDA_VS_D0I3C_CIP) {
 		if (!retry--)
 			return -ETIMEDOUT;
 		usleep_range(10, 15);
···
 	}
 
 	/* Update D0I3C register */
-	snd_sof_dsp_updateb(sdev, HDA_DSP_HDA_BAR,
+	snd_sof_dsp_update8(sdev, HDA_DSP_HDA_BAR,
 			    SOF_HDA_VS_D0I3C, SOF_HDA_VS_D0I3C_I3, value);
 
 	/* Wait for cmd in progress to be cleared before exiting the function */
···
 		return ret;
 	}
 
-	reg = snd_sof_dsp_readb(sdev, HDA_DSP_HDA_BAR, SOF_HDA_VS_D0I3C);
+	reg = snd_sof_dsp_read8(sdev, HDA_DSP_HDA_BAR, SOF_HDA_VS_D0I3C);
 	trace_sof_intel_D0I3C_updated(sdev, reg);
 
 	return 0;

sound/soc/sof/intel/hda-stream.c

···
 				mask, mask);
 
 	/* Follow HW recommendation to set the guardband value to 95us during FW boot */
-	snd_sof_dsp_updateb(sdev, HDA_DSP_HDA_BAR, HDA_VS_INTEL_LTRP,
+	snd_sof_dsp_update8(sdev, HDA_DSP_HDA_BAR, HDA_VS_INTEL_LTRP,
 			    HDA_VS_INTEL_LTRP_GB_MASK, HDA_LTRP_GB_VALUE_US);
 
 	/* start DMA */

sound/soc/sof/intel/hda.c

···
 	intsts = snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTSTS);
 	intctl = snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL);
 	ppsts = snd_sof_dsp_read(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPSTS);
-	rirbsts = snd_sof_dsp_readb(sdev, HDA_DSP_HDA_BAR, AZX_REG_RIRBSTS);
+	rirbsts = snd_sof_dsp_read8(sdev, HDA_DSP_HDA_BAR, AZX_REG_RIRBSTS);
 
 	dev_err(sdev->dev, "hda irq intsts 0x%8.8x intlctl 0x%8.8x rirb %2.2x\n",
 		intsts, intctl, rirbsts);

sound/soc/sof/ops.h

···
 }
 
 /* register IO */
-static inline void snd_sof_dsp_writeb(struct snd_sof_dev *sdev, u32 bar,
+static inline void snd_sof_dsp_write8(struct snd_sof_dev *sdev, u32 bar,
 				      u32 offset, u8 value)
 {
-	if (sof_ops(sdev)->writeb)
-		sof_ops(sdev)->writeb(sdev, sdev->bar[bar] + offset, value);
+	if (sof_ops(sdev)->write8)
+		sof_ops(sdev)->write8(sdev, sdev->bar[bar] + offset, value);
 	else
 		writeb(value,  sdev->bar[bar] + offset);
 }
···
 		writeq(value, sdev->bar[bar] + offset);
 }
 
-static inline u8 snd_sof_dsp_readb(struct snd_sof_dev *sdev, u32 bar,
+static inline u8 snd_sof_dsp_read8(struct snd_sof_dev *sdev, u32 bar,
 				   u32 offset)
 {
-	if (sof_ops(sdev)->readb)
-		return sof_ops(sdev)->readb(sdev, sdev->bar[bar] + offset);
+	if (sof_ops(sdev)->read8)
+		return sof_ops(sdev)->read8(sdev, sdev->bar[bar] + offset);
 	else
 		return readb(sdev->bar[bar] + offset);
 }
···
 		return readq(sdev->bar[bar] + offset);
 }
 
-static inline void snd_sof_dsp_updateb(struct snd_sof_dev *sdev, u32 bar,
+static inline void snd_sof_dsp_update8(struct snd_sof_dev *sdev, u32 bar,
 				       u32 offset, u8 value, u8 mask)
 {
 	u8 reg;
 
-	reg = snd_sof_dsp_readb(sdev, bar, offset);
+	reg = snd_sof_dsp_read8(sdev, bar, offset);
 	reg &= ~mask;
 	reg |= value;
-	snd_sof_dsp_writeb(sdev, bar, offset, reg);
+	snd_sof_dsp_write8(sdev, bar, offset, reg);
 }
 
 /* block IO */

sound/soc/sof/sof-priv.h

···
 	 * TODO: consider removing these operations and calling respective
 	 * implementations directly
 	 */
-	void (*writeb)(struct snd_sof_dev *sof_dev, void __iomem *addr,
+	void (*write8)(struct snd_sof_dev *sof_dev, void __iomem *addr,
 		       u8 value); /* optional */
-	u8 (*readb)(struct snd_sof_dev *sof_dev,
+	u8 (*read8)(struct snd_sof_dev *sof_dev,
 		    void __iomem *addr); /* optional */
 	void (*write)(struct snd_sof_dev *sof_dev, void __iomem *addr,
 		      u32 value); /* optional */