video: da8xx-fb: enable sync lost interrupt

Commit Message

Manjunathappa, Prakash July 11, 2012, 3:14 p.m. UTC

Patch enables sync lost interrupt and interrupt handler already
takes care to handle it.

Signed-off-by: Manjunathappa, Prakash <[e-mail]>
---
 drivers/video/da8xx-fb.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

Patch

diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c
index 8d9e5d9..5a866e0 100644
--- a/drivers/video/da8xx-fb.c
+++ b/drivers/video/da8xx-fb.c
@@ -54,6 +54,7 @@ 
 #define LCD_DMA_BURST_8			0x3
 #define LCD_DMA_BURST_16		0x4
 #define LCD_V1_END_OF_FRAME_INT_ENA	BIT(2)
+#define LCD_V1_SYNC_LOST_ENA            BIT(5)
 #define LCD_V2_END_OF_FRAME0_INT_ENA	BIT(8)
 #define LCD_V2_END_OF_FRAME1_INT_ENA	BIT(9)
 #define LCD_DUAL_FRAME_BUFFER_ENABLE	BIT(0)
@@ -444,10 +445,10 @@  static int lcd_cfg_display(const struct lcd_ctrl_config *cfg)
 
 	/* enable additional interrupts here */
 	if (lcd_revision == LCD_VERSION_1) {
-		reg |= LCD_V1_UNDERFLOW_INT_ENA;
+		reg |= LCD_V1_UNDERFLOW_INT_ENA | LCD_V1_SYNC_LOST_ENA;
 	} else {
 		reg_int = lcdc_read(LCD_INT_ENABLE_SET_REG) |
-			LCD_V2_UNDERFLOW_INT_ENA;
+			LCD_V2_UNDERFLOW_INT_ENA | LCD_SYNC_LOST;
 		lcdc_write(reg_int, LCD_INT_ENABLE_SET_REG);
 	}