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author | Lad, Prabhakar <prabhakar.csengg@gmail.com> | 2013-06-17 14:20:50 (GMT) |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2013-06-21 14:28:09 (GMT) |
commit | 9c63e01e2b671c2810b8fbc94278a2c3c1f0491c (patch) | |
tree | 8a0cf7a9ddf7eb74a9d4cca087ae615d7cf31e45 | |
parent | b8d067b601696f303c6623c7c1c4b7cd6e2c8321 (diff) | |
download | linux-fsl-qoriq-9c63e01e2b671c2810b8fbc94278a2c3c1f0491c.tar.xz |
[media] media: davinci: vpif_display: Convert to devm_* api
use devm_request_irq() instead of request_irq(). This ensures
more consistent error values and simplifies error paths.
Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
-rw-r--r-- | drivers/media/platform/davinci/vpif_display.c | 35 |
1 files changed, 10 insertions, 25 deletions
diff --git a/drivers/media/platform/davinci/vpif_display.c b/drivers/media/platform/davinci/vpif_display.c index 473d1a9..1bf289d 100644 --- a/drivers/media/platform/davinci/vpif_display.c +++ b/drivers/media/platform/davinci/vpif_display.c @@ -1652,15 +1652,14 @@ static __init int vpif_probe(struct platform_device *pdev) while ((res = platform_get_resource(pdev, IORESOURCE_IRQ, res_idx))) { for (i = res->start; i <= res->end; i++) { - if (request_irq(i, vpif_channel_isr, IRQF_SHARED, - "VPIF_Display", (void *) - (&vpif_obj.dev[res_idx]->channel_id))) { - err = -EBUSY; - for (j = 0; j < i; j++) - free_irq(j, (void *) - (&vpif_obj.dev[res_idx]->channel_id)); + err = devm_request_irq(&pdev->dev, i, vpif_channel_isr, + IRQF_SHARED, "VPIF_Display", + (void *)(&vpif_obj.dev[res_idx]-> + channel_id)); + if (err) { + err = -EINVAL; vpif_err("VPIF IRQ request failed\n"); - goto vpif_int_err; + goto vpif_unregister; } } res_idx++; @@ -1678,7 +1677,7 @@ static __init int vpif_probe(struct platform_device *pdev) video_device_release(ch->video_dev); } err = -ENOMEM; - goto vpif_int_err; + goto vpif_unregister; } /* Initialize field of video device */ @@ -1812,13 +1811,8 @@ vpif_sd_error: /* Note: does nothing if ch->video_dev == NULL */ video_device_release(ch->video_dev); } -vpif_int_err: +vpif_unregister: v4l2_device_unregister(&vpif_obj.v4l2_dev); - for (i = 0; i < res_idx; i++) { - res = platform_get_resource(pdev, IORESOURCE_IRQ, i); - for (j = res->start; j <= res->end; j++) - free_irq(j, (void *)(&vpif_obj.dev[i]->channel_id)); - } return err; } @@ -1829,16 +1823,7 @@ vpif_int_err: static int vpif_remove(struct platform_device *device) { struct channel_obj *ch; - struct resource *res; - int irq_num; - int i = 0; - - while ((res = platform_get_resource(device, IORESOURCE_IRQ, i))) { - for (irq_num = res->start; irq_num <= res->end; irq_num++) - free_irq(irq_num, - (void *)(&vpif_obj.dev[i]->channel_id)); - i++; - } + int i; v4l2_device_unregister(&vpif_obj.v4l2_dev); |