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author | Álvaro Fernández Rojas <noltari@gmail.com> | 2016-04-07 21:25:10 +0200 |
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committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2016-04-07 21:25:10 +0200 |
commit | a8d4d71c41ff0158c2026cac5981e39702167da9 (patch) | |
tree | 0c54ec3eb59f5bab6aa7318d14c92ff875412202 /target/linux/brcm2708/patches-4.4/0158-ASoC-bcm-add-missing-.owner-fields-in-sound-card-dri.patch | |
parent | 59e0e88c22007fd77ee9c6c8e02a689889a5f597 (diff) | |
download | mtk-20170518-a8d4d71c41ff0158c2026cac5981e39702167da9.zip mtk-20170518-a8d4d71c41ff0158c2026cac5981e39702167da9.tar.gz mtk-20170518-a8d4d71c41ff0158c2026cac5981e39702167da9.tar.bz2 |
brcm2708: update to latest version
As usual these patches were extracted from the raspberry pi repo:
https://github.com/raspberrypi/linux/commits/rpi-4.4.y
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0158-ASoC-bcm-add-missing-.owner-fields-in-sound-card-dri.patch')
-rw-r--r-- | target/linux/brcm2708/patches-4.4/0158-ASoC-bcm-add-missing-.owner-fields-in-sound-card-dri.patch | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0158-ASoC-bcm-add-missing-.owner-fields-in-sound-card-dri.patch b/target/linux/brcm2708/patches-4.4/0158-ASoC-bcm-add-missing-.owner-fields-in-sound-card-dri.patch new file mode 100644 index 0000000..d43c8ef --- /dev/null +++ b/target/linux/brcm2708/patches-4.4/0158-ASoC-bcm-add-missing-.owner-fields-in-sound-card-dri.patch @@ -0,0 +1,108 @@ +From 29c79ce79c70db703a4621ecc7d24208ca991981 Mon Sep 17 00:00:00 2001 +From: Matthias Reichl <hias@horus.com> +Date: Tue, 23 Feb 2016 17:28:23 +0100 +Subject: [PATCH 158/232] ASoC: bcm: add missing .owner fields in sound card + drivers + +If snd_soc_card.owner is not set the kernel won't do usage refcounting +and one can remove the card driver module while it's in use (eg playback +active) - which leads to a kernel crash. + +The missing owner field also prevents ALSA slot ordering +(options snd slots=module-name1,module-name-2,...) from working with +the I2S cards as it has no module name to match against. + +Fix these issues by setting the .owner field in the snd_soc_card structs. + +Signed-off-by: Matthias Reichl <hias@horus.com> +--- + sound/soc/bcm/hifiberry_amp.c | 1 + + sound/soc/bcm/hifiberry_dac.c | 1 + + sound/soc/bcm/hifiberry_dacplus.c | 1 + + sound/soc/bcm/hifiberry_digi.c | 1 + + sound/soc/bcm/iqaudio-dac.c | 1 + + sound/soc/bcm/raspidac3.c | 1 + + sound/soc/bcm/rpi-dac.c | 1 + + sound/soc/bcm/rpi-proto.c | 1 + + 8 files changed, 8 insertions(+) + +--- a/sound/soc/bcm/hifiberry_amp.c ++++ b/sound/soc/bcm/hifiberry_amp.c +@@ -61,6 +61,7 @@ static struct snd_soc_dai_link snd_rpi_h + + static struct snd_soc_card snd_rpi_hifiberry_amp = { + .name = "snd_rpi_hifiberry_amp", ++ .owner = THIS_MODULE, + .dai_link = snd_rpi_hifiberry_amp_dai, + .num_links = ARRAY_SIZE(snd_rpi_hifiberry_amp_dai), + }; +--- a/sound/soc/bcm/hifiberry_dac.c ++++ b/sound/soc/bcm/hifiberry_dac.c +@@ -63,6 +63,7 @@ static struct snd_soc_dai_link snd_rpi_h + /* audio machine driver */ + static struct snd_soc_card snd_rpi_hifiberry_dac = { + .name = "snd_rpi_hifiberry_dac", ++ .owner = THIS_MODULE, + .dai_link = snd_rpi_hifiberry_dac_dai, + .num_links = ARRAY_SIZE(snd_rpi_hifiberry_dac_dai), + }; +--- a/sound/soc/bcm/hifiberry_dacplus.c ++++ b/sound/soc/bcm/hifiberry_dacplus.c +@@ -287,6 +287,7 @@ static struct snd_soc_dai_link snd_rpi_h + /* audio machine driver */ + static struct snd_soc_card snd_rpi_hifiberry_dacplus = { + .name = "snd_rpi_hifiberry_dacplus", ++ .owner = THIS_MODULE, + .dai_link = snd_rpi_hifiberry_dacplus_dai, + .num_links = ARRAY_SIZE(snd_rpi_hifiberry_dacplus_dai), + }; +--- a/sound/soc/bcm/hifiberry_digi.c ++++ b/sound/soc/bcm/hifiberry_digi.c +@@ -164,6 +164,7 @@ static struct snd_soc_dai_link snd_rpi_h + /* audio machine driver */ + static struct snd_soc_card snd_rpi_hifiberry_digi = { + .name = "snd_rpi_hifiberry_digi", ++ .owner = THIS_MODULE, + .dai_link = snd_rpi_hifiberry_digi_dai, + .num_links = ARRAY_SIZE(snd_rpi_hifiberry_digi_dai), + }; +--- a/sound/soc/bcm/iqaudio-dac.c ++++ b/sound/soc/bcm/iqaudio-dac.c +@@ -77,6 +77,7 @@ static struct snd_soc_dai_link snd_rpi_i + /* audio machine driver */ + static struct snd_soc_card snd_rpi_iqaudio_dac = { + .name = "IQaudIODAC", ++ .owner = THIS_MODULE, + .dai_link = snd_rpi_iqaudio_dac_dai, + .num_links = ARRAY_SIZE(snd_rpi_iqaudio_dac_dai), + }; +--- a/sound/soc/bcm/raspidac3.c ++++ b/sound/soc/bcm/raspidac3.c +@@ -128,6 +128,7 @@ static struct snd_soc_dai_link snd_rpi_r + /* audio machine driver */ + static struct snd_soc_card snd_rpi_raspidac3 = { + .name = "RaspiDAC Rev.3x HiFi Audio Card", ++ .owner = THIS_MODULE, + .dai_link = snd_rpi_raspidac3_dai, + .num_links = ARRAY_SIZE(snd_rpi_raspidac3_dai), + }; +--- a/sound/soc/bcm/rpi-dac.c ++++ b/sound/soc/bcm/rpi-dac.c +@@ -60,6 +60,7 @@ static struct snd_soc_dai_link snd_rpi_r + /* audio machine driver */ + static struct snd_soc_card snd_rpi_rpi_dac = { + .name = "snd_rpi_rpi_dac", ++ .owner = THIS_MODULE, + .dai_link = snd_rpi_rpi_dac_dai, + .num_links = ARRAY_SIZE(snd_rpi_rpi_dac_dai), + }; +--- a/sound/soc/bcm/rpi-proto.c ++++ b/sound/soc/bcm/rpi-proto.c +@@ -91,6 +91,7 @@ static struct snd_soc_dai_link snd_rpi_p + /* audio machine driver */ + static struct snd_soc_card snd_rpi_proto = { + .name = "snd_rpi_proto", ++ .owner = THIS_MODULE, + .dai_link = snd_rpi_proto_dai, + .num_links = ARRAY_SIZE(snd_rpi_proto_dai), + }; |