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-rw-r--r--meta-audio-4a-framework/recipes-kernel/snd-avirt/files/0001-snd-avirt-backport-kernel-4.12-api.patch32
-rw-r--r--meta-audio-4a-framework/recipes-kernel/snd-avirt/files/0002-snd-avirt-backport-kernel-4.9-api.patch63
2 files changed, 95 insertions, 0 deletions
diff --git a/meta-audio-4a-framework/recipes-kernel/snd-avirt/files/0001-snd-avirt-backport-kernel-4.12-api.patch b/meta-audio-4a-framework/recipes-kernel/snd-avirt/files/0001-snd-avirt-backport-kernel-4.12-api.patch
new file mode 100644
index 00000000..689d64f4
--- /dev/null
+++ b/meta-audio-4a-framework/recipes-kernel/snd-avirt/files/0001-snd-avirt-backport-kernel-4.12-api.patch
@@ -0,0 +1,32 @@
+From ea9a8ede7f343d589c8d9fac945f7b3d9dca9c3f Mon Sep 17 00:00:00 2001
+From: Mark Farrugia <mark.farrugia@fiberdyne.com.au>
+Date: Thu, 15 Nov 2018 09:47:29 +1100
+Subject: [PATCH] snd-avirt-backport-Kernel-API
+
+Backport snd-pcm-ops struct callbacks for kernels prior to
+4.13
+
+Signed-off-by: Mark Farrugia <mark.farrugia@fiberdyne.com.au>
+---
+ core.c | 5 ++---
+ 1 file changed, 2 insertions(+), 3 deletions(-)
+
+diff --git a/core.c b/core.c
+index 35998c0..6fd3ab3 100644
+--- a/core.c
++++ b/core.c
+@@ -250,9 +250,8 @@ static struct snd_pcm *pcm_create(struct snd_avirt_stream *stream)
+ PCM_OPS_SET(pcm_ops_ap, &pcm_ops, trigger);
+ PCM_OPS_SET(pcm_ops_ap, &pcm_ops, pointer);
+ PCM_OPS_SET(pcm_ops_ap, &pcm_ops, get_time_info);
+- PCM_OPS_SET(pcm_ops_ap, &pcm_ops, fill_silence);
+- PCM_OPS_SET(pcm_ops_ap, &pcm_ops, copy_user);
+- PCM_OPS_SET(pcm_ops_ap, &pcm_ops, copy_kernel);
++ PCM_OPS_SET(pcm_ops_ap, &pcm_ops, silence);
++ PCM_OPS_SET(pcm_ops_ap, &pcm_ops, copy);
+ PCM_OPS_SET(pcm_ops_ap, &pcm_ops, mmap);
+ PCM_OPS_SET(pcm_ops_ap, &pcm_ops, ack);
+
+--
+2.17.1
+
diff --git a/meta-audio-4a-framework/recipes-kernel/snd-avirt/files/0002-snd-avirt-backport-kernel-4.9-api.patch b/meta-audio-4a-framework/recipes-kernel/snd-avirt/files/0002-snd-avirt-backport-kernel-4.9-api.patch
new file mode 100644
index 00000000..fa944da0
--- /dev/null
+++ b/meta-audio-4a-framework/recipes-kernel/snd-avirt/files/0002-snd-avirt-backport-kernel-4.9-api.patch
@@ -0,0 +1,63 @@
+From fe7fc04e4f685c72b4f971ca0e23b10d683cffe0 Mon Sep 17 00:00:00 2001
+From: Mark Farrugia <mark.farrugia@fiberdyne.com.au>
+Date: Fri, 16 Nov 2018 16:10:12 +1100
+Subject: [PATCH] snd-avirt-backport-kernel-4.9-api
+
+---
+ dummy/dummy.c | 6 +++---
+ loopback/loopback.c | 6 +++---
+ 2 files changed, 6 insertions(+), 6 deletions(-)
+
+diff --git a/dummy/dummy.c b/dummy/dummy.c
+index f683b92..c37be09 100644
+--- a/dummy/dummy.c
++++ b/dummy/dummy.c
+@@ -125,9 +125,9 @@ static int dummy_systimer_prepare(struct snd_pcm_substream *substream)
+ return 0;
+ }
+
+-static void dummy_systimer_callback(struct timer_list *t)
++static void dummy_systimer_callback(unsigned long data)
+ {
+- struct dummy_systimer_pcm *dpcm = from_timer(dpcm, t, timer);
++ struct dummy_systimer_pcm *dpcm = (struct dummy_systimer_pcm *)data;
+ unsigned long flags;
+ int elapsed = 0;
+
+@@ -162,7 +162,7 @@ static int dummy_systimer_create(struct snd_pcm_substream *substream)
+ if (!dpcm)
+ return -ENOMEM;
+ substream->runtime->private_data = dpcm;
+- timer_setup(&dpcm->timer, dummy_systimer_callback, 0);
++ setup_timer(&dpcm->timer, dummy_systimer_callback, (unsigned long)dpcm);
+ spin_lock_init(&dpcm->lock);
+ dpcm->substream = substream;
+ return 0;
+diff --git a/loopback/loopback.c b/loopback/loopback.c
+index 4181392..6667a69 100644
+--- a/loopback/loopback.c
++++ b/loopback/loopback.c
+@@ -498,9 +498,9 @@ unlock:
+ return running;
+ }
+
+-static void loopback_timer_function(struct timer_list *t)
++static void loopback_timer_function(unsigned long data)
+ {
+- struct loopback_pcm *dpcm = from_timer(dpcm, t, timer);
++ struct loopback_pcm *dpcm = (struct loopback_pcm *)data;
+ unsigned long flags;
+
+ spin_lock_irqsave(&dpcm->cable->lock, flags);
+@@ -652,7 +652,7 @@ static int loopback_open(struct snd_pcm_substream *substream)
+ }
+ dpcm->loopback = loopback;
+ dpcm->substream = substream;
+- timer_setup(&dpcm->timer, loopback_timer_function, 0);
++ setup_timer(&dpcm->timer, loopback_timer_function, (unsigned long)dpcm);
+
+ cable = loopback->cables[substream->pcm->device];
+ if (!cable) {
+--
+2.17.1
+