From cd8de601a7d8463c6f548488ea226ef8933fdb9a Mon Sep 17 00:00:00 2001 From: Naoto Yamaguchi Date: Fri, 16 Dec 2016 10:57:35 +0900 Subject: [PATCH] Enable USB Audio in porter board This patch is to avoid the problem that pulseaudio can not be used in the Porter board. This patch does the following two correspondences. 1. Enable USB Audio config 2. Corresponding to problem of self-destruction by outputting a lot of printk Change-Id: I58682c0755e04e87ec198dd0494d6f9380ebe4ce Signed-off-by: Naoto Yamaguchi --- .../recipes-kernel/linux/linux-renesas_%.bbappend | 10 +++++++--- .../linux/linux/disable_delay_printk.patch | 17 +++++++++++++++++ .../recipes-kernel/linux/linux/usbaudio.cfg | 2 ++ 3 files changed, 26 insertions(+), 3 deletions(-) mode change 100644 => 100755 meta-agl-bsp/meta-renesas/recipes-kernel/linux/linux-renesas_%.bbappend create mode 100755 meta-agl-bsp/meta-renesas/recipes-kernel/linux/linux/disable_delay_printk.patch create mode 100755 meta-agl-bsp/meta-renesas/recipes-kernel/linux/linux/usbaudio.cfg diff --git a/meta-agl-bsp/meta-renesas/recipes-kernel/linux/linux-renesas_%.bbappend b/meta-agl-bsp/meta-renesas/recipes-kernel/linux/linux-renesas_%.bbappend old mode 100644 new mode 100755 index 697450772..57e8d17a2 --- a/meta-agl-bsp/meta-renesas/recipes-kernel/linux/linux-renesas_%.bbappend +++ b/meta-agl-bsp/meta-renesas/recipes-kernel/linux/linux-renesas_%.bbappend @@ -1,7 +1,11 @@ FILESEXTRAPATHS_prepend := "${THISDIR}/linux:" -# Enable support for TP-Link TL-W722N USB Wifi adapter and RTL2832U DVB USB +# Enable support for TP-Link TL-W722N USB Wifi adapter and RTL2832U DVB USB and USB Audio # adapter. -SRC_URI += "file://ath9k_htc.cfg \ - file://rtl_sdr.cfg " +SRC_URI += " file://disable_delay_printk.patch \ + file://ath9k_htc.cfg \ + file://rtl_sdr.cfg \ + file://usbaudio.cfg \ + " + KERNEL_CONFIG_FRAGMENTS_append = " ${WORKDIR}/ath9k_htc.cfg ${WORKDIR}/rtl_sdr.cfg" diff --git a/meta-agl-bsp/meta-renesas/recipes-kernel/linux/linux/disable_delay_printk.patch b/meta-agl-bsp/meta-renesas/recipes-kernel/linux/linux/disable_delay_printk.patch new file mode 100755 index 000000000..28acf1e08 --- /dev/null +++ b/meta-agl-bsp/meta-renesas/recipes-kernel/linux/linux/disable_delay_printk.patch @@ -0,0 +1,17 @@ +diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c +old mode 100644 +new mode 100755 +index 93b6e32..2e9dd36 +--- a/sound/usb/pcm.c ++++ b/sound/usb/pcm.c +@@ -1420,8 +1420,8 @@ static void retire_playback_urb(struct snd_usb_substream *subs, + * on two reads of a counter updated every ms. + */ + if (abs(est_delay - subs->last_delay) * 1000 > runtime->rate * 2) +- snd_printk(KERN_DEBUG "delay: estimated %d, actual %d\n", +- est_delay, subs->last_delay); ++// snd_printk(KERN_DEBUG "delay: estimated %d, actual %d\n", ++// est_delay, subs->last_delay); + + if (!subs->running) { + /* update last_frame_number for delay counting here since diff --git a/meta-agl-bsp/meta-renesas/recipes-kernel/linux/linux/usbaudio.cfg b/meta-agl-bsp/meta-renesas/recipes-kernel/linux/linux/usbaudio.cfg new file mode 100755 index 000000000..5961f43d3 --- /dev/null +++ b/meta-agl-bsp/meta-renesas/recipes-kernel/linux/linux/usbaudio.cfg @@ -0,0 +1,2 @@ +CONFIG_SND_USB=y +CONFIG_SND_USB_AUDIO=y -- 2.16.6