diff mbox

[omap3isp,RFC,v2,2/4] omap3isp: Move CCDC LSC prefetch wait to main isp code

Message ID 1290455278-22735-3-git-send-email-saaguirre@ti.com (mailing list archive)
State RFC
Headers show

Commit Message

Aguirre Rodriguez, Sergio Alberto Nov. 22, 2010, 7:47 p.m. UTC 
None
diff mbox

Patch

diff --git a/drivers/media/video/isp/isp.c b/drivers/media/video/isp/isp.c
index 2e5030f..ee45eb6 100644
--- a/drivers/media/video/isp/isp.c
+++ b/drivers/media/video/isp/isp.c
@@ -339,6 +339,30 @@  void isphist_dma_done(struct isp_device *isp)
 	}
 }
 
+int ispccdc_lsc_wait_prefetch(struct isp_device *isp)
+{
+	unsigned int wait;
+
+	isp_reg_writel(isp, IRQ0STATUS_CCDC_LSC_PREF_COMP_IRQ,
+		       OMAP3_ISP_IOMEM_MAIN, ISP_IRQ0STATUS);
+
+	/* timeout 1 ms */
+	for (wait = 0; wait < 1000; wait++) {
+		if (isp_reg_readl(isp, OMAP3_ISP_IOMEM_MAIN, ISP_IRQ0STATUS) &
+				  IRQ0STATUS_CCDC_LSC_PREF_COMP_IRQ) {
+			isp_reg_writel(isp, IRQ0STATUS_CCDC_LSC_PREF_COMP_IRQ,
+				       OMAP3_ISP_IOMEM_MAIN, ISP_IRQ0STATUS);
+			return 0;
+		}
+
+		rmb();
+		udelay(1);
+	}
+
+	return -ETIMEDOUT;
+}
+
+
 static inline void isp_isr_dbg(struct isp_device *isp, u32 irqstatus)
 {
 	static const char *name[] = {
diff --git a/drivers/media/video/isp/isp.h b/drivers/media/video/isp/isp.h
index 1260e9f..d0b7b0f 100644
--- a/drivers/media/video/isp/isp.h
+++ b/drivers/media/video/isp/isp.h
@@ -280,6 +280,8 @@  struct isp_device {
 
 void isphist_dma_done(struct isp_device *isp);
 
+int ispccdc_lsc_wait_prefetch(struct isp_device *isp);
+
 void isp_flush(struct isp_device *isp);
 
 int isp_pipeline_set_stream(struct isp_pipeline *pipe,
diff --git a/drivers/media/video/isp/ispccdc.c b/drivers/media/video/isp/ispccdc.c
index 4244edf..b039bce 100644
--- a/drivers/media/video/isp/ispccdc.c
+++ b/drivers/media/video/isp/ispccdc.c
@@ -223,30 +223,6 @@  static void ispccdc_lsc_setup_regs(struct isp_ccdc_device *ccdc,
 		       ISPCCDC_LSC_INITIAL);
 }
 
-static int ispccdc_lsc_wait_prefetch(struct isp_ccdc_device *ccdc)
-{
-	struct isp_device *isp = to_isp_device(ccdc);
-	unsigned int wait;
-
-	isp_reg_writel(isp, IRQ0STATUS_CCDC_LSC_PREF_COMP_IRQ,
-		       OMAP3_ISP_IOMEM_MAIN, ISP_IRQ0STATUS);
-
-	/* timeout 1 ms */
-	for (wait = 0; wait < 1000; wait++) {
-		if (isp_reg_readl(isp, OMAP3_ISP_IOMEM_MAIN, ISP_IRQ0STATUS) &
-				  IRQ0STATUS_CCDC_LSC_PREF_COMP_IRQ) {
-			isp_reg_writel(isp, IRQ0STATUS_CCDC_LSC_PREF_COMP_IRQ,
-				       OMAP3_ISP_IOMEM_MAIN, ISP_IRQ0STATUS);
-			return 0;
-		}
-
-		rmb();
-		udelay(1);
-	}
-
-	return -ETIMEDOUT;
-}
-
 /*
  * __ispccdc_lsc_enable - Enables/Disables the Lens Shading Compensation module.
  * @ccdc: Pointer to ISP CCDC device.
@@ -272,7 +248,7 @@  static int __ispccdc_lsc_enable(struct isp_ccdc_device *ccdc, int enable)
 			ISPCCDC_LSC_ENABLE, enable ? ISPCCDC_LSC_ENABLE : 0);
 
 	if (enable) {
-		if (ispccdc_lsc_wait_prefetch(ccdc) < 0) {
+		if (ispccdc_lsc_wait_prefetch(isp) < 0) {
 			isp_reg_clr(isp, OMAP3_ISP_IOMEM_CCDC,
 				    ISPCCDC_LSC_CONFIG, ISPCCDC_LSC_ENABLE);
 			ccdc->lsc.state = LSC_STATE_STOPPED;