Thread (17 messages) flat view 17 messages, 7 authors, 2014-07-17

Re: [RFCv2] drm/msm: DT support for 8960/8064

From: divya ojha <hidden>
Date: 2014-07-17 08:10:02
Also in: dri-devel, linux-arm-msm

Hi Rob,

On Tue, Jul 8, 2014 at 9:30 PM, Rob Clark [off-list ref] wrote:
Now that we (almost) have enough dependencies in place (MMCC, RPM, etc),
add necessary DT support so that we can use drm/msm on upstream kernel.

Signed-off-by: Rob Clark <redacted>
---
I thought I sent this already, but looks like I've forgot.
..
quoted hunk ↗ jump to hunk
diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.c b/drivers/gpu/drm/msm/hdmi/hdmi.c
index 7f7aade..041c2fc 100644
--- a/drivers/gpu/drm/msm/hdmi/hdmi.c
+++ b/drivers/gpu/drm/msm/hdmi/hdmi.c
@@ -123,7 +123,8 @@ struct hdmi *hdmi_init(struct drm_device *dev, struct drm_encoder *encoder)
        for (i = 0; i < config->hpd_reg_cnt; i++) {
                struct regulator *reg;

-               reg = devm_regulator_get(&pdev->dev, config->hpd_reg_names[i]);
+               reg = devm_regulator_get_exclusive(&pdev->dev,
+                               config->hpd_reg_names[i]);
                if (IS_ERR(reg)) {
                        ret = PTR_ERR(reg);
                        dev_err(dev->dev, "failed to get hpd regulator: %s (%d)\n",
@@ -138,7 +139,8 @@ struct hdmi *hdmi_init(struct drm_device *dev, struct drm_encoder *encoder)
        for (i = 0; i < config->pwr_reg_cnt; i++) {
                struct regulator *reg;

-               reg = devm_regulator_get(&pdev->dev, config->pwr_reg_names[i]);
+               reg = devm_regulator_get_exclusive(&pdev->dev,
+                               config->pwr_reg_names[i]);
                if (IS_ERR(reg)) {
                        ret = PTR_ERR(reg);
                        dev_err(dev->dev, "failed to get pwr regulator: %s (%d)\n",
Don't we need to have a if(regulator_enabled) check after
devm_regulator_get function ?
I see a similar test after camera regulator_get function call.

-Regards
Divya
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