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path: root/drivers/gpu/drm/imx/dcss/dcss-dtg.c
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Diffstat (limited to 'drivers/gpu/drm/imx/dcss/dcss-dtg.c')
-rw-r--r--drivers/gpu/drm/imx/dcss/dcss-dtg.c30
1 files changed, 6 insertions, 24 deletions
diff --git a/drivers/gpu/drm/imx/dcss/dcss-dtg.c b/drivers/gpu/drm/imx/dcss/dcss-dtg.c
index 30de00540f63..6bbfd9aa27ac 100644
--- a/drivers/gpu/drm/imx/dcss/dcss-dtg.c
+++ b/drivers/gpu/drm/imx/dcss/dcss-dtg.c
@@ -134,14 +134,12 @@ static int dcss_dtg_irq_config(struct dcss_dtg *dtg,
dtg->base_reg + DCSS_DTG_INT_MASK);
ret = request_irq(dtg->ctxld_kick_irq, dcss_dtg_irq_handler,
- 0, "dcss_ctxld_kick", dtg);
+ IRQF_NO_AUTOEN, "dcss_ctxld_kick", dtg);
if (ret) {
dev_err(dtg->dev, "dtg: irq request failed.\n");
return ret;
}
- disable_irq(dtg->ctxld_kick_irq);
-
dtg->ctxld_kick_irq_en = false;
return 0;
@@ -152,7 +150,7 @@ int dcss_dtg_init(struct dcss_dev *dcss, unsigned long dtg_base)
int ret = 0;
struct dcss_dtg *dtg;
- dtg = kzalloc(sizeof(*dtg), GFP_KERNEL);
+ dtg = devm_kzalloc(dcss->dev, sizeof(*dtg), GFP_KERNEL);
if (!dtg)
return -ENOMEM;
@@ -160,11 +158,10 @@ int dcss_dtg_init(struct dcss_dev *dcss, unsigned long dtg_base)
dtg->dev = dcss->dev;
dtg->ctxld = dcss->ctxld;
- dtg->base_reg = ioremap(dtg_base, SZ_4K);
+ dtg->base_reg = devm_ioremap(dtg->dev, dtg_base, SZ_4K);
if (!dtg->base_reg) {
- dev_err(dcss->dev, "dtg: unable to remap dtg base\n");
- ret = -ENOMEM;
- goto err_ioremap;
+ dev_err(dtg->dev, "dtg: unable to remap dtg base\n");
+ return -ENOMEM;
}
dtg->base_ofs = dtg_base;
@@ -175,17 +172,7 @@ int dcss_dtg_init(struct dcss_dev *dcss, unsigned long dtg_base)
dtg->control_status |= OVL_DATA_MODE | BLENDER_VIDEO_ALPHA_SEL |
((dtg->alpha << DEFAULT_FG_ALPHA_POS) & DEFAULT_FG_ALPHA_MASK);
- ret = dcss_dtg_irq_config(dtg, to_platform_device(dcss->dev));
- if (ret)
- goto err_irq;
-
- return 0;
-
-err_irq:
- iounmap(dtg->base_reg);
-
-err_ioremap:
- kfree(dtg);
+ ret = dcss_dtg_irq_config(dtg, to_platform_device(dtg->dev));
return ret;
}
@@ -193,11 +180,6 @@ err_ioremap:
void dcss_dtg_exit(struct dcss_dtg *dtg)
{
free_irq(dtg->ctxld_kick_irq, dtg);
-
- if (dtg->base_reg)
- iounmap(dtg->base_reg);
-
- kfree(dtg);
}
void dcss_dtg_sync_set(struct dcss_dtg *dtg, struct videomode *vm)