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path: root/drivers/video/omap2/dss/venc.c
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Diffstat (limited to 'drivers/video/omap2/dss/venc.c')
-rw-r--r--drivers/video/omap2/dss/venc.c56
1 files changed, 24 insertions, 32 deletions
diff --git a/drivers/video/omap2/dss/venc.c b/drivers/video/omap2/dss/venc.c
index 006caf3cb509..74fdb3ee209e 100644
--- a/drivers/video/omap2/dss/venc.c
+++ b/drivers/video/omap2/dss/venc.c
@@ -519,10 +519,6 @@ int omapdss_venc_display_enable(struct omap_dss_device *dssdev)
goto err0;
}
- if (dssdev->platform_enable)
- dssdev->platform_enable(dssdev);
-
-
r = venc_power_on(dssdev);
if (r)
goto err1;
@@ -533,8 +529,6 @@ int omapdss_venc_display_enable(struct omap_dss_device *dssdev)
return 0;
err1:
- if (dssdev->platform_disable)
- dssdev->platform_disable(dssdev);
omap_dss_stop_device(dssdev);
err0:
mutex_unlock(&venc.venc_lock);
@@ -551,9 +545,6 @@ void omapdss_venc_display_disable(struct omap_dss_device *dssdev)
omap_dss_stop_device(dssdev);
- if (dssdev->platform_disable)
- dssdev->platform_disable(dssdev);
-
mutex_unlock(&venc.venc_lock);
}
@@ -642,7 +633,7 @@ void omapdss_venc_invert_vid_out_polarity(struct omap_dss_device *dssdev,
mutex_unlock(&venc.venc_lock);
}
-static int __init venc_init_display(struct omap_dss_device *dssdev)
+static int venc_init_display(struct omap_dss_device *dssdev)
{
DSSDBG("init_display\n");
@@ -721,7 +712,7 @@ static int venc_get_clocks(struct platform_device *pdev)
struct clk *clk;
if (dss_has_feature(FEAT_VENC_REQUIRES_TV_DAC_CLK)) {
- clk = clk_get(&pdev->dev, "tv_dac_clk");
+ clk = devm_clk_get(&pdev->dev, "tv_dac_clk");
if (IS_ERR(clk)) {
DSSERR("can't get tv_dac_clk\n");
return PTR_ERR(clk);
@@ -735,13 +726,7 @@ static int venc_get_clocks(struct platform_device *pdev)
return 0;
}
-static void venc_put_clocks(void)
-{
- if (venc.tv_dac_clk)
- clk_put(venc.tv_dac_clk);
-}
-
-static struct omap_dss_device * __init venc_find_dssdev(struct platform_device *pdev)
+static struct omap_dss_device *venc_find_dssdev(struct platform_device *pdev)
{
struct omap_dss_board_info *pdata = pdev->dev.platform_data;
const char *def_disp_name = omapdss_get_default_display_name();
@@ -769,7 +754,7 @@ static struct omap_dss_device * __init venc_find_dssdev(struct platform_device *
return def_dssdev;
}
-static void __init venc_probe_pdata(struct platform_device *vencdev)
+static int venc_probe_pdata(struct platform_device *vencdev)
{
struct omap_dss_device *plat_dssdev;
struct omap_dss_device *dssdev;
@@ -778,21 +763,19 @@ static void __init venc_probe_pdata(struct platform_device *vencdev)
plat_dssdev = venc_find_dssdev(vencdev);
if (!plat_dssdev)
- return;
+ return 0;
dssdev = dss_alloc_and_init_device(&vencdev->dev);
if (!dssdev)
- return;
+ return -ENOMEM;
dss_copy_device_pdata(dssdev, plat_dssdev);
- dssdev->channel = OMAP_DSS_CHANNEL_DIGIT;
-
r = venc_init_display(dssdev);
if (r) {
DSSERR("device %s init failed: %d\n", dssdev->name, r);
dss_put_device(dssdev);
- return;
+ return r;
}
r = omapdss_output_set_device(&venc.output, dssdev);
@@ -800,7 +783,7 @@ static void __init venc_probe_pdata(struct platform_device *vencdev)
DSSERR("failed to connect output to new device: %s\n",
dssdev->name);
dss_put_device(dssdev);
- return;
+ return r;
}
r = dss_add_device(dssdev);
@@ -808,17 +791,21 @@ static void __init venc_probe_pdata(struct platform_device *vencdev)
DSSERR("device %s register failed: %d\n", dssdev->name, r);
omapdss_output_unset_device(&venc.output);
dss_put_device(dssdev);
- return;
+ return r;
}
+
+ return 0;
}
-static void __init venc_init_output(struct platform_device *pdev)
+static void venc_init_output(struct platform_device *pdev)
{
struct omap_dss_output *out = &venc.output;
out->pdev = pdev;
out->id = OMAP_DSS_OUTPUT_VENC;
out->type = OMAP_DISPLAY_TYPE_VENC;
+ out->name = "venc.0";
+ out->dispc_channel = OMAP_DSS_CHANNEL_DIGIT;
dss_register_output(out);
}
@@ -831,7 +818,7 @@ static void __exit venc_uninit_output(struct platform_device *pdev)
}
/* VENC HW IP initialisation */
-static int __init omap_venchw_probe(struct platform_device *pdev)
+static int omap_venchw_probe(struct platform_device *pdev)
{
u8 rev_id;
struct resource *venc_mem;
@@ -879,14 +866,19 @@ static int __init omap_venchw_probe(struct platform_device *pdev)
venc_init_output(pdev);
- venc_probe_pdata(pdev);
+ r = venc_probe_pdata(pdev);
+ if (r) {
+ venc_panel_exit();
+ venc_uninit_output(pdev);
+ pm_runtime_disable(&pdev->dev);
+ return r;
+ }
return 0;
err_panel_init:
err_runtime_get:
pm_runtime_disable(&pdev->dev);
- venc_put_clocks();
return r;
}
@@ -904,7 +896,6 @@ static int __exit omap_venchw_remove(struct platform_device *pdev)
venc_uninit_output(pdev);
pm_runtime_disable(&pdev->dev);
- venc_put_clocks();
return 0;
}
@@ -939,6 +930,7 @@ static const struct dev_pm_ops venc_pm_ops = {
};
static struct platform_driver omap_venchw_driver = {
+ .probe = omap_venchw_probe,
.remove = __exit_p(omap_venchw_remove),
.driver = {
.name = "omapdss_venc",
@@ -949,7 +941,7 @@ static struct platform_driver omap_venchw_driver = {
int __init venc_init_platform_driver(void)
{
- return platform_driver_probe(&omap_venchw_driver, omap_venchw_probe);
+ return platform_driver_register(&omap_venchw_driver);
}
void __exit venc_uninit_platform_driver(void)