openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

Merge branch 'for-upstream/hdlcd' of git://linux-arm.org/linux-ld into drm-fixes 

arm hdlcd fix.
* 'for-upstream/hdlcd' of git://linux-arm.org/linux-ld:
  drm: ARM HDLCD - fix an error code
  drm: ARM HDLCD - get rid of devm_clk_put()
This commit is contained in:
Dave Airlie 2016-04-06 09:56:13 +10:00
parent 915e846d4b 69c2565a3c
commit 4cf43e0ed4
1 changed files with 3 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/gpu/drm/arm/hdlcd_drv.c
View File

@ -57,14 +57,13 @@ static int hdlcd_load(struct drm_device *drm, unsigned long flags)
DRM_ERROR("failed to map control registers area\n");
ret = PTR_ERR(hdlcd->mmio);
hdlcd->mmio = NULL;
goto fail;
return ret;
}
version = hdlcd_read(hdlcd, HDLCD_REG_VERSION);
if ((version & HDLCD_PRODUCT_MASK) != HDLCD_PRODUCT_ID) {
DRM_ERROR("unknown product id: 0x%x\n", version);
ret = -EINVAL;
goto fail;
return -EINVAL;
}
DRM_INFO("found ARM HDLCD version r%dp%d\n",
(version & HDLCD_VERSION_MAJOR_MASK) >> 8,
@ -73,7 +72,7 @@ static int hdlcd_load(struct drm_device *drm, unsigned long flags)
/* Get the optional framebuffer memory resource */
ret = of_reserved_mem_device_init(drm->dev);
if (ret && ret != -ENODEV)
goto fail;
return ret;
ret = dma_set_mask_and_coherent(drm->dev, DMA_BIT_MASK(32));
if (ret)
@ -101,8 +100,6 @@ static int hdlcd_load(struct drm_device *drm, unsigned long flags)
drm_crtc_cleanup(&hdlcd->crtc);
setup_fail:
of_reserved_mem_device_release(drm->dev);
fail:
devm_clk_put(drm->dev, hdlcd->clk);
return ret;
}
@ -412,7 +409,6 @@ static int hdlcd_drm_bind(struct device *dev)
pm_runtime_put_sync(drm->dev);
pm_runtime_disable(drm->dev);
of_reserved_mem_device_release(drm->dev);
devm_clk_put(dev, hdlcd->clk);
err_free:
drm_dev_unref(drm);
@ -436,10 +432,6 @@ static void hdlcd_drm_unbind(struct device *dev)
pm_runtime_put_sync(drm->dev);
pm_runtime_disable(drm->dev);
of_reserved_mem_device_release(drm->dev);
if (!IS_ERR(hdlcd->clk)) {
devm_clk_put(drm->dev, hdlcd->clk);
hdlcd->clk = NULL;
}
drm_mode_config_cleanup(drm);
drm_dev_unregister(drm);
drm_dev_unref(drm);