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path: root/drivers/gpu/drm/imx/dcss/dcss-dpr.c
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Diffstat (limited to 'drivers/gpu/drm/imx/dcss/dcss-dpr.c')
-rw-r--r--drivers/gpu/drm/imx/dcss/dcss-dpr.c21
1 files changed, 3 insertions, 18 deletions
diff --git a/drivers/gpu/drm/imx/dcss/dcss-dpr.c b/drivers/gpu/drm/imx/dcss/dcss-dpr.c
index df9dab949..072eb2092 100644
--- a/drivers/gpu/drm/imx/dcss/dcss-dpr.c
+++ b/drivers/gpu/drm/imx/dcss/dcss-dpr.c
@@ -135,7 +135,7 @@ static int dcss_dpr_ch_init_all(struct dcss_dpr *dpr, unsigned long dpr_base)
ch->base_ofs = dpr_base + i * 0x1000;
- ch->base_reg = ioremap(ch->base_ofs, SZ_4K);
+ ch->base_reg = devm_ioremap(dpr->dev, ch->base_ofs, SZ_4K);
if (!ch->base_reg) {
dev_err(dpr->dev, "dpr: unable to remap ch %d base\n",
i);
@@ -155,7 +155,7 @@ int dcss_dpr_init(struct dcss_dev *dcss, unsigned long dpr_base)
{
struct dcss_dpr *dpr;
- dpr = kzalloc(sizeof(*dpr), GFP_KERNEL);
+ dpr = devm_kzalloc(dcss->dev, sizeof(*dpr), GFP_KERNEL);
if (!dpr)
return -ENOMEM;
@@ -164,18 +164,8 @@ int dcss_dpr_init(struct dcss_dev *dcss, unsigned long dpr_base)
dpr->ctxld = dcss->ctxld;
dpr->ctx_id = CTX_SB_HP;
- if (dcss_dpr_ch_init_all(dpr, dpr_base)) {
- int i;
-
- for (i = 0; i < 3; i++) {
- if (dpr->ch[i].base_reg)
- iounmap(dpr->ch[i].base_reg);
- }
-
- kfree(dpr);
-
+ if (dcss_dpr_ch_init_all(dpr, dpr_base))
return -ENOMEM;
- }
return 0;
}
@@ -189,12 +179,7 @@ void dcss_dpr_exit(struct dcss_dpr *dpr)
struct dcss_dpr_ch *ch = &dpr->ch[ch_no];
dcss_writel(0, ch->base_reg + DCSS_DPR_SYSTEM_CTRL0);
-
- if (ch->base_reg)
- iounmap(ch->base_reg);
}
-
- kfree(dpr);
}
static u32 dcss_dpr_x_pix_wide_adjust(struct dcss_dpr_ch *ch, u32 pix_wide,