Re: [PATCH v6 03/10] ASoC: qcom: Add register definition for codec rddma and wrdma

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On 26/11/2021 12:04, Srinivasa Rao Mandadapu wrote:

This patch adds register definitions for codec read dma and write dma
lpass interface.

Signed-off-by: Srinivasa Rao Mandadapu <srivasam@xxxxxxxxxxxxxx>
Co-developed-by: Venkata Prasad Potturu <potturu@xxxxxxxxxxxxxx>
Signed-off-by: Venkata Prasad Potturu <potturu@xxxxxxxxxxxxxx>
---
  sound/soc/qcom/lpass-lpaif-reg.h | 103 ++++++++++++++++++++++++++++++++++++---
  1 file changed, 97 insertions(+), 6 deletions(-)

diff --git a/sound/soc/qcom/lpass-lpaif-reg.h b/sound/soc/qcom/lpass-lpaif-reg.h
index 2eb03ad..697a11f 100644
--- a/sound/soc/qcom/lpass-lpaif-reg.h
+++ b/sound/soc/qcom/lpass-lpaif-reg.h
@@ -74,6 +74,16 @@
  #define LPAIF_IRQSTAT_REG(v, port)	LPAIF_IRQ_REG_ADDR(v, 0x4, (port))
  #define LPAIF_IRQCLEAR_REG(v, port)	LPAIF_IRQ_REG_ADDR(v, 0xC, (port))
+/* LPAIF RXTX IRQ */ 
+#define LPAIF_RXTX_IRQ_REG_ADDR(v, addr, port, dai_id) \
+		((dai_id == LPASS_CDC_DMA_RX0 || dai_id == LPASS_CDC_DMA_TX3) ? \
+		(v->rxtx_irq_reg_base + (addr) + v->rxtx_irq_reg_stride * (port)) : \
+		(v->va_irq_reg_base + (addr) + v->va_irq_reg_stride * (port)))
+
+#define LPAIF_RXTX_IRQEN_REG(v, port, dai_id) LPAIF_RXTX_IRQ_REG_ADDR(v, 0x0, port, dai_id)
+#define LPAIF_RXTX_IRQSTAT_REG(v, port, dai_id) LPAIF_RXTX_IRQ_REG_ADDR(v, 0x4, port, dai_id)
+#define LPAIF_RXTX_IRQCLEAR_REG(v, port, dai_id) LPAIF_RXTX_IRQ_REG_ADDR(v, 0xC, port, dai_id)
+


How about doing like this:


/* LPAIF RXTX IRQ */
#define LPAIF_RXTX_IRQ_REG_ADDR(v, addr, port) \
		(v->rxtx_irq_reg_base + (addr) + v->rxtx_irq_reg_stride * (port))
#define LPAIF_RXTX_IRQEN_REG(v, port, dai_id) LPAIF_RXTX_IRQ_REG_ADDR(v, 0x0, port) #define LPAIF_RXTX_IRQSTAT_REG(v, port, dai_id) LPAIF_RXTX_IRQ_REG_ADDR(v, 0x4, port) #define LPAIF_RXTX_IRQCLEAR_REG(v, port, dai_id) LPAIF_RXTX_IRQ_REG_ADDR(v, 0xC, port) 

/* LPAIF VA IRQ */
#define LPAIF_VA_IRQ_REG_ADDR(v, addr, port) \
		(v->va_irq_reg_base + (addr) + v->va_irq_reg_stride * (port))
#define LPAIF_VA_IRQEN_REG(v, port, dai_id) LPAIF_VA_IRQ_REG_ADDR(v, 0x0, port) #define LPAIF_VA_IRQSTAT_REG(v, port, dai_id) LPAIF_VA_IRQ_REG_ADDR(v, 0x4, port) #define LPAIF_VA_IRQCLEAR_REG(v, port, dai_id) LPAIF_VA_IRQ_REG_ADDR(v, 0xC, port)
#define LPASS_HDMITX_APP_IRQ_REG_ADDR(v, addr) \ 
  	((v->hdmi_irq_reg_base) + (addr))
@@ -139,12 +149,93 @@
  		(LPAIF_INTFDMA_REG(v, chan, reg, dai_id)) : \
  		LPAIF_WRDMA##reg##_REG(v, chan))
-#define LPAIF_DMACTL_REG(v, chan, dir, dai_id) __LPAIF_DMA_REG(v, chan, dir, CTL, dai_id) 
-#define LPAIF_DMABASE_REG(v, chan, dir, dai_id) __LPAIF_DMA_REG(v, chan, dir, BASE, dai_id)
-#define	LPAIF_DMABUFF_REG(v, chan, dir, dai_id) __LPAIF_DMA_REG(v, chan, dir, BUFF, dai_id)
-#define LPAIF_DMACURR_REG(v, chan, dir, dai_id) __LPAIF_DMA_REG(v, chan, dir, CURR, dai_id)
-#define	LPAIF_DMAPER_REG(v, chan, dir, dai_id) __LPAIF_DMA_REG(v, chan, dir, PER, dai_id)
-#define	LPAIF_DMAPERCNT_REG(v, chan, dir, dai_id) __LPAIF_DMA_REG(v, chan, dir, PERCNT, dai_id)
+#define LPAIF_DMACTL_REG(v, chan, dir, dai_id)  \
+	(((dai_id == LPASS_CDC_DMA_RX0) || \
+	(dai_id == LPASS_CDC_DMA_TX3) || \
+	(dai_id == LPASS_CDC_DMA_VA_TX0)) ? \
+	__LPAIF_CDC_DMA_REG(v, chan, dir, CTL, dai_id) : \
+	__LPAIF_DMA_REG(v, chan, dir, CTL, dai_id))



How about:

#define LPAIF_DMACTL_REG(v, chan, dir, dai_id)  \
	is_cdc_dma_port(dai_id) ? \
	__LPAIF_CDC_DMA_REG(v, chan, dir, CTL, dai_id) : \
	__LPAIF_DMA_REG(v, chan, dir, CTL, dai_id)
simillar comments to most of the macros in this patch that are directly comparing the dai_ids. 



+#define LPAIF_DMABASE_REG(v, chan, dir, dai_id) \
+	((dai_id == LPASS_CDC_DMA_RX0 || \
+	dai_id == LPASS_CDC_DMA_TX3 || \
+	dai_id == LPASS_CDC_DMA_VA_TX0) ? \
+	__LPAIF_CDC_DMA_REG(v, chan, dir, BASE, dai_id) : \
+	__LPAIF_DMA_REG(v, chan, dir, BASE, dai_id))
+#define LPAIF_DMABUFF_REG(v, chan, dir, dai_id) \
+	((dai_id == LPASS_CDC_DMA_RX0 || \
+	dai_id == LPASS_CDC_DMA_TX3 || \
+	dai_id == LPASS_CDC_DMA_VA_TX0) ? \
+	__LPAIF_CDC_DMA_REG(v, chan, dir, BUFF, dai_id) : \
+	__LPAIF_DMA_REG(v, chan, dir, BUFF, dai_id))
+#define LPAIF_DMACURR_REG(v, chan, dir, dai_id) \
+	((dai_id == LPASS_CDC_DMA_RX0 || \
+	dai_id == LPASS_CDC_DMA_TX3 || \
+	dai_id == LPASS_CDC_DMA_VA_TX0) ? \
+	__LPAIF_CDC_DMA_REG(v, chan, dir, CURR, dai_id) : \
+	__LPAIF_DMA_REG(v, chan, dir, CURR, dai_id))
+#define LPAIF_DMAPER_REG(v, chan, dir, dai_id)  \
+	((dai_id == LPASS_CDC_DMA_RX0 || \
+	dai_id == LPASS_CDC_DMA_TX3 || \
+	dai_id == LPASS_CDC_DMA_VA_TX0) ? \
+	__LPAIF_CDC_DMA_REG(v, chan, dir, PER, dai_id) : \
+	__LPAIF_DMA_REG(v, chan, dir, PER, dai_id))
+#define LPAIF_DMAPERCNT_REG(v, chan, dir, dai_id) \
+	((dai_id == LPASS_CDC_DMA_RX0 || \
+	dai_id == LPASS_CDC_DMA_TX3 || \
+	dai_id == LPASS_CDC_DMA_VA_TX0) ? \
+	__LPAIF_CDC_DMA_REG(v, chan, dir, PERCNT, dai_id) : \
+	__LPAIF_DMA_REG(v, chan, dir, PERCNT, dai_id))
+
+#define LPAIF_CDC_RDMA_REG_ADDR(v, addr, chan, dai_id) \
+	((dai_id == LPASS_CDC_DMA_RX0 || dai_id == LPASS_CDC_DMA_TX3) ? \
+	(v->rxtx_rdma_reg_base + (addr) + v->rxtx_rdma_reg_stride * (chan)) : \
+	(v->va_rdma_reg_base + (addr) + v->va_rdma_reg_stride * (chan)))
+
+#define LPAIF_CDC_RDMACTL_REG(v, chan, dai_id) LPAIF_CDC_RDMA_REG_ADDR(v, 0x00, (chan), dai_id)
+#define LPAIF_CDC_RDMABASE_REG(v, chan, dai_id) LPAIF_CDC_RDMA_REG_ADDR(v, 0x04, (chan), dai_id)
+#define LPAIF_CDC_RDMABUFF_REG(v, chan, dai_id) LPAIF_CDC_RDMA_REG_ADDR(v, 0x08, (chan), dai_id)
+#define LPAIF_CDC_RDMACURR_REG(v, chan, dai_id) LPAIF_CDC_RDMA_REG_ADDR(v, 0x0C, (chan), dai_id)
+#define LPAIF_CDC_RDMAPER_REG(v, chan, dai_id) LPAIF_CDC_RDMA_REG_ADDR(v, 0x10, (chan), dai_id)
+
+#define LPAIF_CDC_RDMA_INTF_REG(v, chan, dai_id) \
+	LPAIF_CDC_RDMA_REG_ADDR(v, 0x50, (chan), dai_id)
+
+#define LPAIF_CDC_WRDMA_REG_ADDR(v, addr, chan, dai_id) \
+	((dai_id == LPASS_CDC_DMA_RX0 || dai_id == LPASS_CDC_DMA_TX3) ? \
+	(v->rxtx_wrdma_reg_base + (addr) + \
+	v->rxtx_wrdma_reg_stride * (chan - v->rxtx_wrdma_channel_start)) : \
+	(v->va_wrdma_reg_base + (addr) + \
+	v->va_wrdma_reg_stride * (chan - v->va_wrdma_channel_start)))


Can we split this to LPAIF_CDC_TXRX_WRDMA_REG_ADDR and
LPAIF_CDC_VA_WRDMA_REG_ADDR macros?

--srini


+
+#define LPAIF_CDC_WRDMACTL_REG(v, chan, dai_id) \
+	LPAIF_CDC_WRDMA_REG_ADDR(v, 0x00, (chan), dai_id)
+#define LPAIF_CDC_WRDMABASE_REG(v, chan, dai_id) \
+	LPAIF_CDC_WRDMA_REG_ADDR(v, 0x04, (chan), dai_id)
+#define LPAIF_CDC_WRDMABUFF_REG(v, chan, dai_id) \
+	LPAIF_CDC_WRDMA_REG_ADDR(v, 0x08, (chan), dai_id)
+#define LPAIF_CDC_WRDMACURR_REG(v, chan, dai_id) \
+	LPAIF_CDC_WRDMA_REG_ADDR(v, 0x0C, (chan), dai_id)
+#define LPAIF_CDC_WRDMAPER_REG(v, chan, dai_id) \
+	LPAIF_CDC_WRDMA_REG_ADDR(v, 0x10, (chan), dai_id)
+#define LPAIF_CDC_WRDMA_INTF_REG(v, chan, dai_id) \
+	LPAIF_CDC_WRDMA_REG_ADDR(v, 0x50, (chan), dai_id)
+
+#define __LPAIF_CDC_DMA_REG(v, chan, dir, reg, dai_id)  \
+		((dir ==  SNDRV_PCM_STREAM_PLAYBACK) ? \
+		(LPAIF_CDC_RDMA##reg##_REG(v, chan, dai_id)) : \
+		LPAIF_CDC_WRDMA##reg##_REG(v, chan, dai_id))
+
+#define LPAIF_CDC_INTF_REG(v, chan, dir, dai_id) \
+		((dir ==  SNDRV_PCM_STREAM_PLAYBACK) ? \
+		LPAIF_CDC_RDMA_INTF_REG(v, chan, dai_id) : \
+		LPAIF_CDC_WRDMA_INTF_REG(v, chan, dai_id))
+
+#define LPAIF_INTF_REG(v, chan, dir, dai_id) \
+		((dai_id == LPASS_CDC_DMA_RX0 || \
+		dai_id == LPASS_CDC_DMA_TX3 || \
+		dai_id == LPASS_CDC_DMA_VA_TX0) ? \
+		LPAIF_CDC_INTF_REG(v, chan, dir, dai_id) : \
+		LPAIF_DMACTL_REG(v, chan, dir, dai_id))
#define LPAIF_DMACTL_BURSTEN_SINGLE 0 
  #define LPAIF_DMACTL_BURSTEN_INCR4	1
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