lkml.org 
[lkml]   [2020]   [Jan]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 1/3] media: aspeed: Rework memory mapping in probe
Date
Use the recently introduced function devm_platform_ioremap_resource to
save a few lines of code. This makes the driver match common platform
device probe patterns.

Signed-off-by: Joel Stanley <joel@jms.id.au>
---
drivers/media/platform/aspeed-video.c | 16 ++++++----------
1 file changed, 6 insertions(+), 10 deletions(-)

diff --git a/drivers/media/platform/aspeed-video.c b/drivers/media/platform/aspeed-video.c
index d8593cb2ae84..8f849d9866af 100644
--- a/drivers/media/platform/aspeed-video.c
+++ b/drivers/media/platform/aspeed-video.c
@@ -1655,14 +1655,17 @@ static int aspeed_video_init(struct aspeed_video *video)

static int aspeed_video_probe(struct platform_device *pdev)
{
+ struct aspeed_video *video;
int rc;
- struct resource *res;
- struct aspeed_video *video =
- devm_kzalloc(&pdev->dev, sizeof(*video), GFP_KERNEL);

+ video = devm_kzalloc(&pdev->dev, sizeof(*video), GFP_KERNEL);
if (!video)
return -ENOMEM;

+ video->base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(video->base))
+ return PTR_ERR(video->base);
+
video->frame_rate = 30;
video->dev = &pdev->dev;
spin_lock_init(&video->lock);
@@ -1671,13 +1674,6 @@ static int aspeed_video_probe(struct platform_device *pdev)
INIT_DELAYED_WORK(&video->res_work, aspeed_video_resolution_work);
INIT_LIST_HEAD(&video->buffers);

- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-
- video->base = devm_ioremap_resource(video->dev, res);
-
- if (IS_ERR(video->base))
- return PTR_ERR(video->base);
-
rc = aspeed_video_init(video);
if (rc)
return rc;
--
2.24.1
\
 
 \ /
  Last update: 2020-01-07 04:44    [W:0.078 / U:0.092 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site