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authorÁlvaro Fernández Rojas <noltari@gmail.com>2021-08-21 10:54:34 +0200
committerÁlvaro Fernández Rojas <noltari@gmail.com>2021-08-21 19:07:07 +0200
commit8299d1f057439f94c6a4412e2e5c5082b82a30c9 (patch)
tree1bf678d61f11f7394493be464c7876e496f7faed /target/linux/bcm27xx/patches-5.10/950-0152-Add-HDMI1-facility-to-the-driver.patch
parent33b6885975ce376ff075362b7f0890326043111b (diff)
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bcm27xx: add kernel 5.10 support
Rebased RPi foundation patches on linux 5.10.59, removed applied and reverted patches, wireless patches and defconfig patches. bcm2708: boot tested on RPi B+ v1.2 bcm2709: boot tested on RPi 4B v1.1 4G bcm2711: boot tested on RPi 4B v1.1 4G Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/bcm27xx/patches-5.10/950-0152-Add-HDMI1-facility-to-the-driver.patch')
-rw-r--r--target/linux/bcm27xx/patches-5.10/950-0152-Add-HDMI1-facility-to-the-driver.patch85
1 files changed, 85 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.10/950-0152-Add-HDMI1-facility-to-the-driver.patch b/target/linux/bcm27xx/patches-5.10/950-0152-Add-HDMI1-facility-to-the-driver.patch
new file mode 100644
index 0000000000..7a4a48aaed
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.10/950-0152-Add-HDMI1-facility-to-the-driver.patch
@@ -0,0 +1,85 @@
+From 3dbfcfbd3f9a0cae3bb426954ad5fd7d193507cc Mon Sep 17 00:00:00 2001
+From: James Hughes <james.hughes@raspberrypi.org>
+Date: Tue, 16 Jul 2019 12:18:21 +0100
+Subject: [PATCH] Add HDMI1 facility to the driver.
+
+For generic ALSA, all you need is the bcm2835.h change, but
+have also added structures for IEC958 HDMI. Not sure how to
+test those.
+---
+ .../vc04_services/bcm2835-audio/bcm2835.c | 29 ++++++++++++++++---
+ .../vc04_services/bcm2835-audio/bcm2835.h | 4 ++-
+ 2 files changed, 28 insertions(+), 5 deletions(-)
+
+--- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835.c
++++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835.c
+@@ -79,7 +79,11 @@ static int bcm2835_audio_alsa_newpcm(str
+ if (err)
+ return err;
+
+- err = snd_bcm2835_new_pcm(chip, "bcm2835 IEC958/HDMI", 1, 0, 1, true);
++ err = snd_bcm2835_new_pcm(chip, "bcm2835 IEC958/HDMI", 1, AUDIO_DEST_HDMI0, 1, true);
++ if (err)
++ return err;
++
++ err = snd_bcm2835_new_pcm(chip, "bcm2835 IEC958/HDMI1", 2, AUDIO_DEST_HDMI1, 1, true);
+ if (err)
+ return err;
+
+@@ -106,7 +110,7 @@ static struct bcm2835_audio_driver bcm28
+ .newctl = snd_bcm2835_new_ctl,
+ };
+
+-static struct bcm2835_audio_driver bcm2835_audio_hdmi = {
++static struct bcm2835_audio_driver bcm2835_audio_hdmi0 = {
+ .driver = {
+ .name = "bcm2835_hdmi",
+ .owner = THIS_MODULE,
+@@ -116,7 +120,20 @@ static struct bcm2835_audio_driver bcm28
+ .minchannels = 1,
+ .newpcm = bcm2835_audio_simple_newpcm,
+ .newctl = snd_bcm2835_new_hdmi_ctl,
+- .route = AUDIO_DEST_HDMI
++ .route = AUDIO_DEST_HDMI0
++};
++
++static struct bcm2835_audio_driver bcm2835_audio_hdmi1 = {
++ .driver = {
++ .name = "bcm2835_hdmi",
++ .owner = THIS_MODULE,
++ },
++ .shortname = "bcm2835 HDMI 1",
++ .longname = "bcm2835 HDMI 1",
++ .minchannels = 1,
++ .newpcm = bcm2835_audio_simple_newpcm,
++ .newctl = snd_bcm2835_new_hdmi_ctl,
++ .route = AUDIO_DEST_HDMI1
+ };
+
+ static struct bcm2835_audio_driver bcm2835_audio_headphones = {
+@@ -143,7 +160,11 @@ static struct bcm2835_audio_drivers chil
+ .is_enabled = &enable_compat_alsa,
+ },
+ {
+- .audio_driver = &bcm2835_audio_hdmi,
++ .audio_driver = &bcm2835_audio_hdmi0,
++ .is_enabled = &enable_hdmi,
++ },
++ {
++ .audio_driver = &bcm2835_audio_hdmi1,
+ .is_enabled = &enable_hdmi,
+ },
+ {
+--- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835.h
++++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835.h
+@@ -33,7 +33,9 @@ enum {
+ enum snd_bcm2835_route {
+ AUDIO_DEST_AUTO = 0,
+ AUDIO_DEST_HEADPHONES = 1,
+- AUDIO_DEST_HDMI = 2,
++ AUDIO_DEST_HDMI = 2, // for backwards compatibility.
++ AUDIO_DEST_HDMI0 = 2,
++ AUDIO_DEST_HDMI1 = 3,
+ AUDIO_DEST_MAX,
+ };
+