Update Linux to v5.10.109
Sourced from [1]
[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz
Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/drivers/gpu/drm/tegra/hdmi.c b/drivers/gpu/drm/tegra/hdmi.c
index 50269ff..e5d2a40 100644
--- a/drivers/gpu/drm/tegra/hdmi.c
+++ b/drivers/gpu/drm/tegra/hdmi.c
@@ -7,7 +7,6 @@
#include <linux/clk.h>
#include <linux/debugfs.h>
#include <linux/delay.h>
-#include <linux/gpio.h>
#include <linux/hdmi.h>
#include <linux/math64.h>
#include <linux/module.h>
@@ -22,6 +21,7 @@
#include <drm/drm_file.h>
#include <drm/drm_fourcc.h>
#include <drm/drm_probe_helper.h>
+#include <drm/drm_simple_kms_helper.h>
#include "hda.h"
#include "hdmi.h"
@@ -1064,7 +1064,6 @@
struct drm_minor *minor = connector->dev->primary;
struct dentry *root = connector->debugfs_entry;
struct tegra_hdmi *hdmi = to_hdmi(output);
- int err;
hdmi->debugfs_files = kmemdup(debugfs_files, sizeof(debugfs_files),
GFP_KERNEL);
@@ -1074,17 +1073,9 @@
for (i = 0; i < count; i++)
hdmi->debugfs_files[i].data = hdmi;
- err = drm_debugfs_create_files(hdmi->debugfs_files, count, root, minor);
- if (err < 0)
- goto free;
+ drm_debugfs_create_files(hdmi->debugfs_files, count, root, minor);
return 0;
-
-free:
- kfree(hdmi->debugfs_files);
- hdmi->debugfs_files = NULL;
-
- return err;
}
static void tegra_hdmi_early_unregister(struct drm_connector *connector)
@@ -1136,16 +1127,13 @@
.mode_valid = tegra_hdmi_connector_mode_valid,
};
-static const struct drm_encoder_funcs tegra_hdmi_encoder_funcs = {
- .destroy = tegra_output_encoder_destroy,
-};
-
static void tegra_hdmi_encoder_disable(struct drm_encoder *encoder)
{
struct tegra_output *output = encoder_to_output(encoder);
struct tegra_dc *dc = to_tegra_dc(encoder->crtc);
struct tegra_hdmi *hdmi = to_hdmi(output);
u32 value;
+ int err;
/*
* The following accesses registers of the display controller, so make
@@ -1171,7 +1159,9 @@
tegra_hdmi_writel(hdmi, 0, HDMI_NV_PDISP_INT_ENABLE);
tegra_hdmi_writel(hdmi, 0, HDMI_NV_PDISP_INT_MASK);
- pm_runtime_put(hdmi->dev);
+ err = host1x_client_suspend(&hdmi->client);
+ if (err < 0)
+ dev_err(hdmi->dev, "failed to suspend: %d\n", err);
}
static void tegra_hdmi_encoder_enable(struct drm_encoder *encoder)
@@ -1186,7 +1176,11 @@
u32 value;
int err;
- pm_runtime_get_sync(hdmi->dev);
+ err = host1x_client_resume(&hdmi->client);
+ if (err < 0) {
+ dev_err(hdmi->dev, "failed to resume: %d\n", err);
+ return;
+ }
/*
* Enable and unmask the HDA codec SCRATCH0 register interrupt. This
@@ -1424,21 +1418,22 @@
static int tegra_hdmi_init(struct host1x_client *client)
{
- struct drm_device *drm = dev_get_drvdata(client->parent);
struct tegra_hdmi *hdmi = host1x_client_to_hdmi(client);
+ struct drm_device *drm = dev_get_drvdata(client->host);
int err;
hdmi->output.dev = client->dev;
- drm_connector_init(drm, &hdmi->output.connector,
- &tegra_hdmi_connector_funcs,
- DRM_MODE_CONNECTOR_HDMIA);
+ drm_connector_init_with_ddc(drm, &hdmi->output.connector,
+ &tegra_hdmi_connector_funcs,
+ DRM_MODE_CONNECTOR_HDMIA,
+ hdmi->output.ddc);
drm_connector_helper_add(&hdmi->output.connector,
&tegra_hdmi_connector_helper_funcs);
hdmi->output.connector.dpms = DRM_MODE_DPMS_OFF;
- drm_encoder_init(drm, &hdmi->output.encoder, &tegra_hdmi_encoder_funcs,
- DRM_MODE_ENCODER_TMDS, NULL);
+ drm_simple_encoder_init(drm, &hdmi->output.encoder,
+ DRM_MODE_ENCODER_TMDS);
drm_encoder_helper_add(&hdmi->output.encoder,
&tegra_hdmi_encoder_helper_funcs);
@@ -1489,9 +1484,66 @@
return 0;
}
+static int tegra_hdmi_runtime_suspend(struct host1x_client *client)
+{
+ struct tegra_hdmi *hdmi = host1x_client_to_hdmi(client);
+ struct device *dev = client->dev;
+ int err;
+
+ err = reset_control_assert(hdmi->rst);
+ if (err < 0) {
+ dev_err(dev, "failed to assert reset: %d\n", err);
+ return err;
+ }
+
+ usleep_range(1000, 2000);
+
+ clk_disable_unprepare(hdmi->clk);
+ pm_runtime_put_sync(dev);
+
+ return 0;
+}
+
+static int tegra_hdmi_runtime_resume(struct host1x_client *client)
+{
+ struct tegra_hdmi *hdmi = host1x_client_to_hdmi(client);
+ struct device *dev = client->dev;
+ int err;
+
+ err = pm_runtime_resume_and_get(dev);
+ if (err < 0) {
+ dev_err(dev, "failed to get runtime PM: %d\n", err);
+ return err;
+ }
+
+ err = clk_prepare_enable(hdmi->clk);
+ if (err < 0) {
+ dev_err(dev, "failed to enable clock: %d\n", err);
+ goto put_rpm;
+ }
+
+ usleep_range(1000, 2000);
+
+ err = reset_control_deassert(hdmi->rst);
+ if (err < 0) {
+ dev_err(dev, "failed to deassert reset: %d\n", err);
+ goto disable_clk;
+ }
+
+ return 0;
+
+disable_clk:
+ clk_disable_unprepare(hdmi->clk);
+put_rpm:
+ pm_runtime_put_sync(dev);
+ return err;
+}
+
static const struct host1x_client_ops hdmi_client_ops = {
.init = tegra_hdmi_init,
.exit = tegra_hdmi_exit,
+ .suspend = tegra_hdmi_runtime_suspend,
+ .resume = tegra_hdmi_runtime_resume,
};
static const struct tegra_hdmi_config tegra20_hdmi_config = {
@@ -1583,6 +1635,7 @@
static int tegra_hdmi_probe(struct platform_device *pdev)
{
+ const char *level = KERN_ERR;
struct tegra_hdmi *hdmi;
struct resource *regs;
int err;
@@ -1621,21 +1674,36 @@
}
hdmi->hdmi = devm_regulator_get(&pdev->dev, "hdmi");
- if (IS_ERR(hdmi->hdmi)) {
- dev_err(&pdev->dev, "failed to get HDMI regulator\n");
- return PTR_ERR(hdmi->hdmi);
+ err = PTR_ERR_OR_ZERO(hdmi->hdmi);
+ if (err) {
+ if (err == -EPROBE_DEFER)
+ level = KERN_DEBUG;
+
+ dev_printk(level, &pdev->dev,
+ "failed to get HDMI regulator: %d\n", err);
+ return err;
}
hdmi->pll = devm_regulator_get(&pdev->dev, "pll");
- if (IS_ERR(hdmi->pll)) {
- dev_err(&pdev->dev, "failed to get PLL regulator\n");
- return PTR_ERR(hdmi->pll);
+ err = PTR_ERR_OR_ZERO(hdmi->pll);
+ if (err) {
+ if (err == -EPROBE_DEFER)
+ level = KERN_DEBUG;
+
+ dev_printk(level, &pdev->dev,
+ "failed to get PLL regulator: %d\n", err);
+ return err;
}
hdmi->vdd = devm_regulator_get(&pdev->dev, "vdd");
- if (IS_ERR(hdmi->vdd)) {
- dev_err(&pdev->dev, "failed to get VDD regulator\n");
- return PTR_ERR(hdmi->vdd);
+ err = PTR_ERR_OR_ZERO(hdmi->vdd);
+ if (err) {
+ if (err == -EPROBE_DEFER)
+ level = KERN_DEBUG;
+
+ dev_printk(level, &pdev->dev,
+ "failed to get VDD regulator: %d\n", err);
+ return err;
}
hdmi->output.dev = &pdev->dev;
@@ -1699,58 +1767,10 @@
return 0;
}
-#ifdef CONFIG_PM
-static int tegra_hdmi_suspend(struct device *dev)
-{
- struct tegra_hdmi *hdmi = dev_get_drvdata(dev);
- int err;
-
- err = reset_control_assert(hdmi->rst);
- if (err < 0) {
- dev_err(dev, "failed to assert reset: %d\n", err);
- return err;
- }
-
- usleep_range(1000, 2000);
-
- clk_disable_unprepare(hdmi->clk);
-
- return 0;
-}
-
-static int tegra_hdmi_resume(struct device *dev)
-{
- struct tegra_hdmi *hdmi = dev_get_drvdata(dev);
- int err;
-
- err = clk_prepare_enable(hdmi->clk);
- if (err < 0) {
- dev_err(dev, "failed to enable clock: %d\n", err);
- return err;
- }
-
- usleep_range(1000, 2000);
-
- err = reset_control_deassert(hdmi->rst);
- if (err < 0) {
- dev_err(dev, "failed to deassert reset: %d\n", err);
- clk_disable_unprepare(hdmi->clk);
- return err;
- }
-
- return 0;
-}
-#endif
-
-static const struct dev_pm_ops tegra_hdmi_pm_ops = {
- SET_RUNTIME_PM_OPS(tegra_hdmi_suspend, tegra_hdmi_resume, NULL)
-};
-
struct platform_driver tegra_hdmi_driver = {
.driver = {
.name = "tegra-hdmi",
.of_match_table = tegra_hdmi_of_match,
- .pm = &tegra_hdmi_pm_ops,
},
.probe = tegra_hdmi_probe,
.remove = tegra_hdmi_remove,