From: Afzal Mohammed Date: Mon, 5 Aug 2013 22:02:32 +0000 (-0500) Subject: video: da8xx-fb: enable sync lost intr for v2 ip X-Git-Tag: firefly_0821_release~176^2~5425^2~13^2~7 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=e4008e2240605a64d595f3b9e070bfaf5a6950ff;p=firefly-linux-kernel-4.4.55.git video: da8xx-fb: enable sync lost intr for v2 ip The interrupt handler explicitly has code that handles the sync lost interrupt. However the sync lost interrupt is never actually being enabled in the LCD controller, therefore this interrupt code path is not being exercised. This fix simply enables the generation of the sync lost interrupt by the LCD controller so it can be dealt with appropriately by the interrupt handler. Signed-off-by: Afzal Mohammed Signed-off-by: Darren Etheridge Signed-off-by: Tomi Valkeinen --- diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c index 893aefe25478..8384455164d7 100644 --- a/drivers/video/da8xx-fb.c +++ b/drivers/video/da8xx-fb.c @@ -320,7 +320,7 @@ static void lcd_blit(int load_mode, struct da8xx_fb_par *par) reg_int = lcdc_read(LCD_INT_ENABLE_SET_REG) | LCD_V2_END_OF_FRAME0_INT_ENA | LCD_V2_END_OF_FRAME1_INT_ENA | - LCD_FRAME_DONE; + LCD_FRAME_DONE | LCD_SYNC_LOST; lcdc_write(reg_int, LCD_INT_ENABLE_SET_REG); } reg_dma |= LCD_DUAL_FRAME_BUFFER_ENABLE;