From 2b1c6b21b5e6c82ebb55d7fb7df90e60e88cbb14 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Date: Sat, 10 Sep 2016 14:54:26 +0200 Subject: brcm2708: update linux 4.4 patches to latest version MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit As usual these patches were extracted and rebased from the raspberry pi repo: https://github.com/raspberrypi/linux/tree/rpi-4.4.y Also adds support for Raspberry Pi Compute Module 3 (untested). Signed-off-by: Álvaro Fernández Rojas --- ...-Don-t-allow-responses-from-VC-to-be-inte.patch | 63 ++++++++++++++++++++++ 1 file changed, 63 insertions(+) create mode 100644 target/linux/brcm2708/patches-4.4/0464-snd-bcm2835-Don-t-allow-responses-from-VC-to-be-inte.patch (limited to 'target/linux/brcm2708/patches-4.4/0464-snd-bcm2835-Don-t-allow-responses-from-VC-to-be-inte.patch') diff --git a/target/linux/brcm2708/patches-4.4/0464-snd-bcm2835-Don-t-allow-responses-from-VC-to-be-inte.patch b/target/linux/brcm2708/patches-4.4/0464-snd-bcm2835-Don-t-allow-responses-from-VC-to-be-inte.patch new file mode 100644 index 0000000000..ef5d0a3099 --- /dev/null +++ b/target/linux/brcm2708/patches-4.4/0464-snd-bcm2835-Don-t-allow-responses-from-VC-to-be-inte.patch @@ -0,0 +1,63 @@ +From 385eb363335dfe4120643ea72f3060fce745b5b7 Mon Sep 17 00:00:00 2001 +From: popcornmix +Date: Fri, 12 Aug 2016 15:46:21 +0100 +Subject: [PATCH] snd-bcm2835: Don't allow responses from VC to be interrupted + by user signals + +There should always be a response, and retry after a signal interruption is not handled, so don't report +we are interruptible. + +See: https://github.com/raspberrypi/linux/issues/1560 +--- + sound/arm/bcm2835-vchiq.c | 25 ++++++------------------- + 1 file changed, 6 insertions(+), 19 deletions(-) + +--- a/sound/arm/bcm2835-vchiq.c ++++ b/sound/arm/bcm2835-vchiq.c +@@ -511,12 +511,7 @@ static int bcm2835_audio_set_ctls_chan(b + } + + /* We are expecting a reply from the videocore */ +- ret = wait_for_completion_interruptible(&instance->msg_avail_comp); +- if (ret) { +- LOG_DBG("%s: failed on waiting for event (status=%d)\n", +- __func__, success); +- goto unlock; +- } ++ wait_for_completion(&instance->msg_avail_comp); + + if (instance->result != 0) { + LOG_ERR("%s: result=%d\n", __func__, instance->result); +@@ -615,12 +610,7 @@ int bcm2835_audio_set_params(bcm2835_als + } + + /* We are expecting a reply from the videocore */ +- ret = wait_for_completion_interruptible(&instance->msg_avail_comp); +- if (ret) { +- LOG_DBG("%s: failed on waiting for event (status=%d)\n", +- __func__, success); +- goto unlock; +- } ++ wait_for_completion(&instance->msg_avail_comp); + + if (instance->result != 0) { + LOG_ERR("%s: result=%d", __func__, instance->result); +@@ -761,14 +751,11 @@ int bcm2835_audio_close(bcm2835_alsa_str + goto unlock; + } + +- ret = wait_for_completion_interruptible(&instance->msg_avail_comp); +- if (ret) { +- LOG_DBG("%s: failed on waiting for event (status=%d)\n", +- __func__, success); +- goto unlock; +- } ++ /* We are expecting a reply from the videocore */ ++ wait_for_completion(&instance->msg_avail_comp); ++ + if (instance->result != 0) { +- LOG_ERR("%s: failed result (status=%d)\n", ++ LOG_ERR("%s: failed result (result=%d)\n", + __func__, instance->result); + + ret = -1; -- cgit v1.2.3