On 08/07/2023 02:52, Kuogee Hsieh wrote:
In preparation of moving edp of_dp_aux_populate_bus() to
dp_display_probe(), move dp_display_request_irq(),
dp->parser->parse() and dp_power_client_init() to dp_display_probe()
too.
Signed-off-by: Kuogee Hsieh <quic_khs...@quicinc.com>
---
drivers/gpu/drm/msm/dp/dp_display.c | 48 +++++++++++++++++--------------------
drivers/gpu/drm/msm/dp/dp_display.h | 1 -
2 files changed, 22 insertions(+), 27 deletions(-)
diff --git a/drivers/gpu/drm/msm/dp/dp_display.c
b/drivers/gpu/drm/msm/dp/dp_display.c
index 44580c2..185f1eb 100644
--- a/drivers/gpu/drm/msm/dp/dp_display.c
+++ b/drivers/gpu/drm/msm/dp/dp_display.c
@@ -290,12 +290,6 @@ static int dp_display_bind(struct device *dev, struct
device *master,
goto end;
}
- rc = dp_power_client_init(dp->power);
- if (rc) {
- DRM_ERROR("Power client create failed\n");
- goto end;
- }
-
rc = dp_register_audio_driver(dev, dp->audio);
if (rc) {
DRM_ERROR("Audio registration Dp failed\n");
@@ -752,6 +746,12 @@ static int dp_init_sub_modules(struct dp_display_private
*dp)
goto error;
}
+ rc = dp->parser->parse(dp->parser);
+ if (rc) {
+ DRM_ERROR("device tree parsing failed\n");
+ goto error;
+ }
+
dp->catalog = dp_catalog_get(dev, &dp->parser->io);
if (IS_ERR(dp->catalog)) {
rc = PTR_ERR(dp->catalog);
@@ -768,6 +768,12 @@ static int dp_init_sub_modules(struct dp_display_private
*dp)
goto error;
}
+ rc = dp_power_client_init(dp->power);
+ if (rc) {
+ DRM_ERROR("Power client create failed\n");
+ goto error;
+ }
+
dp->aux = dp_aux_get(dev, dp->catalog, dp->dp_display.is_edp);
if (IS_ERR(dp->aux)) {
rc = PTR_ERR(dp->aux);
@@ -1196,26 +1202,20 @@ static irqreturn_t dp_display_irq_handler(int irq, void
*dev_id)
return ret;
}
-int dp_display_request_irq(struct msm_dp *dp_display)
+static int dp_display_request_irq(struct dp_display_private *dp)
{
int rc = 0;
- struct dp_display_private *dp;
-
- if (!dp_display) {
- DRM_ERROR("invalid input\n");
- return -EINVAL;
- }
-
- dp = container_of(dp_display, struct dp_display_private, dp_display);
+ struct device *dev = &dp->pdev->dev;
- dp->irq = irq_of_parse_and_map(dp->pdev->dev.of_node, 0);
if (!dp->irq) {
- DRM_ERROR("failed to get irq\n");
- return -EINVAL;
+ dp->irq = irq_of_parse_and_map(dp->pdev->dev.of_node, 0);
+ if (!dp->irq) {
+ DRM_ERROR("failed to get irq\n");
+ return -EINVAL;
+ }
}
Use platform_get_irq() from probe() function.
- rc = devm_request_irq(dp_display->drm_dev->dev, dp->irq,
- dp_display_irq_handler,
+ rc = devm_request_irq(dev, dp->irq, dp_display_irq_handler,
IRQF_TRIGGER_HIGH, "dp_display_isr", dp);
if (rc < 0) {
DRM_ERROR("failed to request IRQ%u: %d\n",
@@ -1290,6 +1290,8 @@ static int dp_display_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, &dp->dp_display);
+ dp_display_request_irq(dp);
+
Error checking?
Are we completely ready to handle interrupts at this point?
rc = component_add(&pdev->dev, &dp_display_comp_ops);
if (rc) {
DRM_ERROR("component add failed, rc=%d\n", rc);
@@ -1574,12 +1576,6 @@ int msm_dp_modeset_init(struct msm_dp *dp_display,
struct drm_device *dev,
dp_priv = container_of(dp_display, struct dp_display_private, dp_display);
- ret = dp_display_request_irq(dp_display);
- if (ret) {
- DRM_ERROR("request_irq failed, ret=%d\n", ret);
- return ret;
- }
-
ret = dp_display_get_next_bridge(dp_display);
if (ret)
return ret;
diff --git a/drivers/gpu/drm/msm/dp/dp_display.h
b/drivers/gpu/drm/msm/dp/dp_display.h
index 1e9415a..b3c08de 100644
--- a/drivers/gpu/drm/msm/dp/dp_display.h
+++ b/drivers/gpu/drm/msm/dp/dp_display.h
@@ -35,7 +35,6 @@ struct msm_dp {
int dp_display_set_plugged_cb(struct msm_dp *dp_display,
hdmi_codec_plugged_cb fn, struct device *codec_dev);
int dp_display_get_modes(struct msm_dp *dp_display);
-int dp_display_request_irq(struct msm_dp *dp_display);
bool dp_display_check_video_test(struct msm_dp *dp_display);
int dp_display_get_test_bpp(struct msm_dp *dp_display);
void dp_display_signal_audio_start(struct msm_dp *dp_display);
--
With best wishes
Dmitry
