diff options
Diffstat (limited to 'drivers/memory/tegra/mc.c')
| -rw-r--r-- | drivers/memory/tegra/mc.c | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/drivers/memory/tegra/mc.c b/drivers/memory/tegra/mc.c index 3c5aae7abf35..44b4a4080920 100644 --- a/drivers/memory/tegra/mc.c +++ b/drivers/memory/tegra/mc.c @@ -87,11 +87,9 @@ struct tegra_mc *devm_tegra_memory_controller_get(struct device *dev) return ERR_PTR(-EPROBE_DEFER); } - err = devm_add_action(dev, tegra_mc_devm_action_put_device, mc); - if (err) { - put_device(mc->dev); + err = devm_add_action_or_reset(dev, tegra_mc_devm_action_put_device, mc); + if (err) return ERR_PTR(err); - } return mc; } @@ -706,15 +704,6 @@ static int tegra_mc_interconnect_setup(struct tegra_mc *mc) goto remove_nodes; } - /* - * MC driver is registered too early, so early that generic driver - * syncing doesn't work for the MC. But it doesn't really matter - * since syncing works for the EMC drivers, hence we can sync the - * MC driver by ourselves and then EMC will complete syncing of - * the whole ICC state. - */ - icc_sync_state(mc->dev); - return 0; remove_nodes: @@ -835,6 +824,15 @@ static int __maybe_unused tegra_mc_resume(struct device *dev) return 0; } +static void tegra_mc_sync_state(struct device *dev) +{ + struct tegra_mc *mc = dev_get_drvdata(dev); + + /* check whether ICC provider is registered */ + if (mc->provider.dev == dev) + icc_sync_state(dev); +} + static const struct dev_pm_ops tegra_mc_pm_ops = { SET_SYSTEM_SLEEP_PM_OPS(tegra_mc_suspend, tegra_mc_resume) }; @@ -845,6 +843,7 @@ static struct platform_driver tegra_mc_driver = { .of_match_table = tegra_mc_of_match, .pm = &tegra_mc_pm_ops, .suppress_bind_attrs = true, + .sync_state = tegra_mc_sync_state, }, .prevent_deferred_probe = true, .probe = tegra_mc_probe, |