diff options
Diffstat (limited to '0010-ALSA-hda-cs35l41-Add-device_link-between-HDA-and-cs3.patch')
| -rw-r--r-- | 0010-ALSA-hda-cs35l41-Add-device_link-between-HDA-and-cs3.patch | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/0010-ALSA-hda-cs35l41-Add-device_link-between-HDA-and-cs3.patch b/0010-ALSA-hda-cs35l41-Add-device_link-between-HDA-and-cs3.patch deleted file mode 100644 index ca5244fdbe4c..000000000000 --- a/0010-ALSA-hda-cs35l41-Add-device_link-between-HDA-and-cs3.patch +++ /dev/null @@ -1,60 +0,0 @@ -From 74c165859e33b62888b93891d82680350b9a615f Mon Sep 17 00:00:00 2001 -From: Stefan Binding <sbinding@opensource.cirrus.com> -Date: Fri, 21 Jul 2023 16:18:15 +0100 -Subject: [PATCH 10/11] ALSA: hda: cs35l41: Add device_link between HDA and - cs35l41_hda - -To ensure consistency between the HDA core and the CS35L41 HDA -driver, add a device_link between them. This ensures that the -HDA core will suspend first, and resume second, meaning the -amp driver will not miss any events from the playback hook from -the HDA core during system suspend and resume. - -Signed-off-by: Stefan Binding <sbinding@opensource.cirrus.com> ---- - sound/pci/hda/cs35l41_hda.c | 13 ++++++++++++- - 1 file changed, 12 insertions(+), 1 deletion(-) - -diff --git a/sound/pci/hda/cs35l41_hda.c b/sound/pci/hda/cs35l41_hda.c -index 70aa819cfbd6..175378cdf9df 100644 ---- a/sound/pci/hda/cs35l41_hda.c -+++ b/sound/pci/hda/cs35l41_hda.c -@@ -1063,6 +1063,7 @@ static int cs35l41_hda_bind(struct device *dev, struct device *master, void *mas - { - struct cs35l41_hda *cs35l41 = dev_get_drvdata(dev); - struct hda_component *comps = master_data; -+ unsigned int sleep_flags; - int ret = 0; - - if (!comps || cs35l41->index < 0 || cs35l41->index >= HDA_MAX_COMPONENTS) -@@ -1102,6 +1103,11 @@ static int cs35l41_hda_bind(struct device *dev, struct device *master, void *mas - - mutex_unlock(&cs35l41->fw_mutex); - -+ sleep_flags = lock_system_sleep(); -+ if (!device_link_add(&comps->codec->core.dev, cs35l41->dev, DL_FLAG_STATELESS)) -+ dev_warn(dev, "Unable to create device link\n"); -+ unlock_system_sleep(sleep_flags); -+ - pm_runtime_mark_last_busy(dev); - pm_runtime_put_autosuspend(dev); - -@@ -1112,9 +1118,14 @@ static void cs35l41_hda_unbind(struct device *dev, struct device *master, void * - { - struct cs35l41_hda *cs35l41 = dev_get_drvdata(dev); - struct hda_component *comps = master_data; -+ unsigned int sleep_flags; - -- if (comps[cs35l41->index].dev == dev) -+ if (comps[cs35l41->index].dev == dev) { - memset(&comps[cs35l41->index], 0, sizeof(*comps)); -+ sleep_flags = lock_system_sleep(); -+ device_link_remove(&comps->codec->core.dev, cs35l41->dev); -+ unlock_system_sleep(sleep_flags); -+ } - } - - static const struct component_ops cs35l41_hda_comp_ops = { --- -2.41.0 - |