From 1aa458af0b11f83627f7c8365acf6b74f52f18d3 Mon Sep 17 00:00:00 2001
From: asterix <asterix@38d2e660-2303-0410-9eaa-f027e97ec537>
Date: Fri, 16 Sep 2011 14:10:41 +0000
Subject: [PATCH] Clean up and reformart.

git-svn-id: https://src.develer.com/svnoss/bertos/trunk@5060 38d2e660-2303-0410-9eaa-f027e97ec537
---
 bertos/cpu/cortex-m3/drv/dmac_sam3.c | 14 +-------------
 bertos/cpu/cortex-m3/drv/dmac_sam3.h | 15 +--------------
 bertos/cpu/cortex-m3/drv/i2s_sam3.c  | 14 +++++++-------
 3 files changed, 9 insertions(+), 34 deletions(-)

diff --git a/bertos/cpu/cortex-m3/drv/dmac_sam3.c b/bertos/cpu/cortex-m3/drv/dmac_sam3.c
index 764bb866..7c551174 100644
--- a/bertos/cpu/cortex-m3/drv/dmac_sam3.c
+++ b/bertos/cpu/cortex-m3/drv/dmac_sam3.c
@@ -111,22 +111,10 @@ struct DmacCh dmac_ch[] =
 
 
 /* We use event to signal the end of conversion */
-static Event data_ready;
 static Dmac dmac[DMAC_CHANNEL_CNT];
 static uint8_t dmac_ch_enabled;
 
-void dmac_configureDmacLLI(int ch, DmacDesc *lli, size_t transfer_size, uint32_t cfg, uint32_t ctrla, uint32_t ctrlb)
-{
-	DMAC_CHDR = BV(ch);
-
-	*dmac_ch[ch].cfg = cfg | DMAC_CFG_FIFOCFG_ALAP_CFG | (0x1 << DMAC_CFG_AHB_PROT_SHIFT);
-	lli->ctrla = ctrla | (transfer_size & DMAC_CTRLA_BTSIZE_MASK);
-	lli->ctrlb = ctrlb;// & ~BV(DMAC_CTRLB_IEN);
-	*dmac_ch[ch].desc = (uint32_t)lli;
-}
-
-
-void dmac_configureDmaCfgLLI(int ch, DmacDesc *lli, uint32_t cfg)
+void dmac_setLLITransfer(int ch, DmacDesc *lli, uint32_t cfg)
 {
 	DMAC_CHDR = BV(ch);
 
diff --git a/bertos/cpu/cortex-m3/drv/dmac_sam3.h b/bertos/cpu/cortex-m3/drv/dmac_sam3.h
index 8650ac7f..041fac83 100644
--- a/bertos/cpu/cortex-m3/drv/dmac_sam3.h
+++ b/bertos/cpu/cortex-m3/drv/dmac_sam3.h
@@ -67,20 +67,7 @@ typedef struct Dmac
 
 #define DMAC_ERR_CH_ALREDY_ON    BV(0)
 
-INLINE void dmac_setSourcesLLI(int ch, DmacDesc *lli, uint32_t src, uint32_t dst, uint32_t desc)
-{
-	ASSERT(lli);
-	DMAC_CHDR = BV(ch);
-
-	lli->src_addr = src;
-	lli->dst_addr = dst;
-	lli->dsc_addr = desc;
-}
-
-void dmac_configureDmaCfgLLI(int ch, DmacDesc *lli, uint32_t cfg);
-void dmac_setSourcesLLI(int ch, DmacDesc *lli, uint32_t src, uint32_t dst, uint32_t desc);
-void dmac_configureDmacLLI(int ch, DmacDesc *lli, size_t transfer_size, uint32_t cfg, uint32_t ctrla, uint32_t ctrlb);
-
+void dmac_setLLITransfer(int ch, DmacDesc *lli, uint32_t cfg);
 void dmac_setSources(int ch, uint32_t src, uint32_t dst);
 void dmac_configureDmac(int ch, size_t transfer_size, uint32_t cfg, uint32_t ctrla, uint32_t ctrlb);
 int dmac_start(int ch);
diff --git a/bertos/cpu/cortex-m3/drv/i2s_sam3.c b/bertos/cpu/cortex-m3/drv/i2s_sam3.c
index 3da6dbc3..4b17b801 100644
--- a/bertos/cpu/cortex-m3/drv/i2s_sam3.c
+++ b/bertos/cpu/cortex-m3/drv/i2s_sam3.c
@@ -72,6 +72,11 @@ DmacDesc *curr;
 DmacDesc *next;
 DmacDesc *prev;
 
+bool error = false;
+uint32_t cfg;
+uint32_t ctrla;
+uint32_t ctrlb;
+
 static int16_t *sample_buff;
 static size_t next_idx = 0;
 static size_t chunk_size = 0;
@@ -97,11 +102,6 @@ static void sam3_i2s_txWait(I2s *i2s)
 	event_wait(&data_ready);
 }
 
-bool error = false;
-uint32_t cfg;
-uint32_t ctrla;
-uint32_t ctrlb;
-
 static void i2s_dmac_irq(uint32_t status)
 {
 	I2S_STROBE_ON();
@@ -203,7 +203,7 @@ static void sam3_i2s_txStart(I2s *i2s, void *buf, size_t len, size_t slice_len)
 		next_idx += chunk_size;
 	}
 
-	dmac_configureDmaCfgLLI(I2S_DMAC_CH, &lli0, cfg);
+	dmac_setLLITransfer(I2S_DMAC_CH, &lli0, cfg);
 
 	if (dmac_start(I2S_DMAC_CH) < 0)
 	{
@@ -213,7 +213,7 @@ static void sam3_i2s_txStart(I2s *i2s, void *buf, size_t len, size_t slice_len)
 
 	error = false;
 	SSC_CR = BV(SSC_TXEN);
-	PIOA_CODR = BV(13);
+	I2S_STROBE_OFF();
 
 	while (1)
 	{
-- 
2.25.1