Linux 2.6.31 Release for Digi ConnectCore Wi-i.MX boards2.6.31-digi-201102101717

5 files changed, 42 insertions, 7 deletions

diff --git a/drivers/mxc/ipu/ipu_common.c b/drivers/mxc/ipu/ipu_common.c
index 43ba100b5c5d..a1dc566e7f8f 100644
--- a/drivers/mxc/ipu/ipu_common.c
+++ b/drivers/mxc/ipu/ipu_common.c
@@ -707,6 +707,38 @@ int32_t ipu_select_buffer(ipu_channel_t channel, ipu_buffer_t type,
 }
 
 /*!
+ * This function check buffer ready for a logical channel.
+ *
+ * @param       channel         Input parameter for the logical channel ID.
+ *
+ * @param       type            Input parameter which buffer to clear.
+ *
+ * @param       bufNum          Input parameter for which buffer number clear
+ * 				ready state.
+ *
+ */
+int32_t ipu_check_buffer_busy(ipu_channel_t channel, ipu_buffer_t type,
+		uint32_t bufNum)
+{
+	uint32_t dma_chan = channel_2_dma(channel, type);
+	uint32_t reg;
+
+	if (dma_chan == IDMA_CHAN_INVALID)
+		return -EINVAL;
+
+	if (bufNum == 0)
+		reg = __raw_readl(IPU_CHA_BUF0_RDY);
+	else
+		reg = __raw_readl(IPU_CHA_BUF1_RDY);
+
+	if (reg & (1UL << dma_chan))
+		return 1;
+	else
+		return 0;
+}
+EXPORT_SYMBOL(ipu_check_buffer_busy);
+
+/*!
  * This function links 2 channels together for automatic frame
  * synchronization. The output of the source channel is linked to the input of
  * the destination channel.
diff --git a/drivers/mxc/ipu/ipu_csi.c b/drivers/mxc/ipu/ipu_csi.c
index 10708cf3ba54..58d58c10af51 100644
--- a/drivers/mxc/ipu/ipu_csi.c
+++ b/drivers/mxc/ipu/ipu_csi.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2005-2009 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright 2005-2010 Freescale Semiconductor, Inc. All Rights Reserved.
  */
 
 /*
@@ -90,10 +90,13 @@ ipu_csi_init_interface(uint16_t width, uint16_t height, uint32_t pixel_fmt,
 	__raw_writel(height << 16 | 0x22, CSI_FLASH_STROBE_2);
 
 	/* Set CCIR registers */
-	if ((sig.clk_mode == IPU_CSI_CLK_MODE_CCIR656_PROGRESSIVE) ||
-	    (sig.clk_mode == IPU_CSI_CLK_MODE_CCIR656_INTERLACED)) {
+	if (sig.clk_mode == IPU_CSI_CLK_MODE_CCIR656_PROGRESSIVE) {
 		__raw_writel(0x40030, CSI_CCIR_CODE_1);
 		__raw_writel(0xFF0000, CSI_CCIR_CODE_3);
+	} else if (sig.clk_mode == IPU_CSI_CLK_MODE_CCIR656_INTERLACED) {
+		__raw_writel(0xD07DF, CSI_CCIR_CODE_1);
+		__raw_writel(0x40596, CSI_CCIR_CODE_2);
+		__raw_writel(0xFF0000, CSI_CCIR_CODE_3);
 	}
 
 	dev_dbg(g_ipu_dev, "CSI_SENS_CONF = 0x%08X\n",
diff --git a/drivers/mxc/ipu/ipu_device.c b/drivers/mxc/ipu/ipu_device.c
index 5fd1c51ec9b1..713ba2005ae9 100644
--- a/drivers/mxc/ipu/ipu_device.c
+++ b/drivers/mxc/ipu/ipu_device.c
@@ -169,6 +169,7 @@ static int mxc_ipu_ioctl(struct inode *inode, struct file *file,
 			     sizeof(ipu_channel_buf_parm))) {
 				return -EFAULT;
 			}
+
 			ret =
 			    ipu_init_channel_buffer(parm.channel, parm.type,
 						    parm.pixel_fmt,
diff --git a/drivers/mxc/ipu/ipu_ic.c b/drivers/mxc/ipu/ipu_ic.c
index cdf823a2760b..9fe087590368 100644
--- a/drivers/mxc/ipu/ipu_ic.c
+++ b/drivers/mxc/ipu/ipu_ic.c
@@ -71,8 +71,7 @@ void _ipu_ic_enable_task(ipu_channel_t channel)
 	case MEM_ROT_PP_MEM:
 		ic_conf |= IC_CONF_PP_ROT_EN;
 		break;
-	case CSI_MEM:
-		// ???
+	case CSI_MEM1:
 		ic_conf |= IC_CONF_RWS_EN | IC_CONF_PRPENC_EN;
 		break;
 	default:
@@ -110,8 +109,7 @@ void _ipu_ic_disable_task(ipu_channel_t channel)
 	case MEM_ROT_PP_MEM:
 		ic_conf &= ~IC_CONF_PP_ROT_EN;
 		break;
-	case CSI_MEM:
-		// ???
+	case CSI_MEM1:
 		ic_conf &= ~(IC_CONF_RWS_EN | IC_CONF_PRPENC_EN);
 		break;
 	default:
diff --git a/drivers/mxc/ipu/pf/mxc_pf.c b/drivers/mxc/ipu/pf/mxc_pf.c
index 744152415e3a..8abffb4d8d44 100644
--- a/drivers/mxc/ipu/pf/mxc_pf.c
+++ b/drivers/mxc/ipu/pf/mxc_pf.c
@@ -108,6 +108,7 @@ static int mxc_pf_init(pf_init_params * pf_init)
 
 	memset(&params, 0, sizeof(params));
 	params.mem_pf_mem.operation = pf_data.mode;
+
 	err = ipu_init_channel(MEM_PF_Y_MEM, &params);
 	if (err < 0) {
 		printk(KERN_ERR "mxc_pf: error initializing channel\n");