OMAPDSS: VENC: clean up regulator init
Clean up the VENC driver's regulator init to remove the (unused)
omap_dss_device parameter, renaming the function to a more sensible
name, and making the code slightly clearer.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
diff --git a/drivers/video/omap2/dss/venc.c b/drivers/video/omap2/dss/venc.c
index 7b2e3ae..a06c860 100644
--- a/drivers/video/omap2/dss/venc.c
+++ b/drivers/video/omap2/dss/venc.c
@@ -633,23 +633,22 @@
mutex_unlock(&venc.venc_lock);
}
-static int venc_init_display(struct omap_dss_device *dssdev)
+static int venc_init_regulator(void)
{
- DSSDBG("init_display\n");
+ struct regulator *vdda_dac;
- if (venc.vdda_dac_reg == NULL) {
- struct regulator *vdda_dac;
+ if (venc.vdda_dac_reg != NULL)
+ return 0;
- vdda_dac = regulator_get(&venc.pdev->dev, "vdda_dac");
+ vdda_dac = devm_regulator_get(&venc.pdev->dev, "vdda_dac");
- if (IS_ERR(vdda_dac)) {
- DSSERR("can't get VDDA_DAC regulator\n");
- return PTR_ERR(vdda_dac);
- }
-
- venc.vdda_dac_reg = vdda_dac;
+ if (IS_ERR(vdda_dac)) {
+ DSSERR("can't get VDDA_DAC regulator\n");
+ return PTR_ERR(vdda_dac);
}
+ venc.vdda_dac_reg = vdda_dac;
+
return 0;
}
@@ -765,19 +764,16 @@
if (!plat_dssdev)
return 0;
+ r = venc_init_regulator();
+ if (r)
+ return r;
+
dssdev = dss_alloc_and_init_device(&vencdev->dev);
if (!dssdev)
return -ENOMEM;
dss_copy_device_pdata(dssdev, plat_dssdev);
- r = venc_init_display(dssdev);
- if (r) {
- DSSERR("device %s init failed: %d\n", dssdev->name, r);
- dss_put_device(dssdev);
- return r;
- }
-
r = omapdss_output_set_device(&venc.output, dssdev);
if (r) {
DSSERR("failed to connect output to new device: %s\n",
@@ -887,11 +883,6 @@
{
dss_unregister_child_devices(&pdev->dev);
- if (venc.vdda_dac_reg != NULL) {
- regulator_put(venc.vdda_dac_reg);
- venc.vdda_dac_reg = NULL;
- }
-
venc_panel_exit();
venc_uninit_output(pdev);