]> git.proxmox.com Git - mirror_ubuntu-bionic-kernel.git/commitdiff
[media] omap3isp: ccdc: Simplify the ccdc_isr_buffer() function
authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Tue, 20 May 2014 00:46:33 +0000 (21:46 -0300)
committerMauro Carvalho Chehab <m.chehab@samsung.com>
Thu, 21 Aug 2014 20:25:14 +0000 (15:25 -0500)
Instead of using goto statements to a single line return, return the
correct value immediately.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Tested-by: Enrico Butera <ebutera@users.sourceforge.net>
Acked-by: Sakari Ailus <sakari.ailus@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
drivers/media/platform/omap3isp/ispccdc.c

index 8fbba95115ad5a9cbf28552a2f6a9046285898a0..76d4fd73f5e8e4d8587b8ded0dc6e4ef13ceabbb 100644 (file)
@@ -1480,7 +1480,6 @@ static int ccdc_isr_buffer(struct isp_ccdc_device *ccdc)
        struct isp_pipeline *pipe = to_isp_pipeline(&ccdc->subdev.entity);
        struct isp_device *isp = to_isp_device(ccdc);
        struct isp_buffer *buffer;
-       int restart = 0;
 
        /* The CCDC generates VD0 interrupts even when disabled (the datasheet
         * doesn't explicitly state if that's supposed to happen or not, so it
@@ -1489,30 +1488,27 @@ static int ccdc_isr_buffer(struct isp_ccdc_device *ccdc)
         * would thus not be enough, we need to handle the situation explicitly.
         */
        if (list_empty(&ccdc->video_out.dmaqueue))
-               goto done;
+               return 0;
 
        /* We're in continuous mode, and memory writes were disabled due to a
         * buffer underrun. Reenable them now that we have a buffer. The buffer
         * address has been set in ccdc_video_queue.
         */
        if (ccdc->state == ISP_PIPELINE_STREAM_CONTINUOUS && ccdc->underrun) {
-               restart = 1;
                ccdc->underrun = 0;
-               goto done;
+               return 1;
        }
 
        if (ccdc_sbl_wait_idle(ccdc, 1000)) {
                dev_info(isp->dev, "CCDC won't become idle!\n");
                isp->crashed |= 1U << ccdc->subdev.entity.id;
                omap3isp_pipeline_cancel_stream(pipe);
-               goto done;
+               return 0;
        }
 
        buffer = omap3isp_video_buffer_next(&ccdc->video_out);
-       if (buffer != NULL) {
+       if (buffer != NULL)
                ccdc_set_outaddr(ccdc, buffer->dma);
-               restart = 1;
-       }
 
        pipe->state |= ISP_PIPELINE_IDLE_OUTPUT;
 
@@ -1521,8 +1517,7 @@ static int ccdc_isr_buffer(struct isp_ccdc_device *ccdc)
                omap3isp_pipeline_set_stream(pipe,
                                        ISP_PIPELINE_STREAM_SINGLESHOT);
 
-done:
-       return restart;
+       return buffer != NULL;
 }
 
 /*