diff options
2 files changed, 66 insertions, 0 deletions
diff --git a/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0109-ASoC-R-Car-fix-incorrect-behavior-with-PulseAudio.patch b/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0109-ASoC-R-Car-fix-incorrect-behavior-with-PulseAudio.patch new file mode 100644 index 0000000..89788bf --- /dev/null +++ b/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0109-ASoC-R-Car-fix-incorrect-behavior-with-PulseAudio.patch @@ -0,0 +1,65 @@ +From 539d604c483df0a00033f207a2926b6048d99fbc Mon Sep 17 00:00:00 2001 +From: Andrey Gusakov <andrey.gusakov@cogentembedded.com> +Date: Fri, 30 Mar 2018 15:57:43 +0300 +Subject: [PATCH] ASoC: R-Car: fix incorrect behavior with PulseAudio + +io->hw_params is set for hw_constraint. And set to NULL in +rsnd_hw_params. But rule chacker can be called between +rsnd_hw_params and rsnd_soc_dai_trigger causing driver to +use io->hw_params instead of cached values. +Set io->hw_params = NULL in rsnd_soc_dai_trigger before actually +starting HW. + +Signed-off-by: Andrey Gusakov <andrey.gusakov@cogentembedded.com> +--- + sound/soc/sh/rcar/core.c | 8 ++++++++ + sound/soc/sh/rcar/ssi.c | 6 +++--- + 2 files changed, 11 insertions(+), 3 deletions(-) + +diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c +index 7e85aec..982f3d0 100644 +--- a/sound/soc/sh/rcar/core.c ++++ b/sound/soc/sh/rcar/core.c +@@ -630,6 +630,14 @@ static int rsnd_soc_dai_trigger(struct snd_pcm_substream *substream, int cmd, + int ret; + unsigned long flags; + ++ /* ++ * hw_refine finished. remove hw_param from rdai ++ * see ++ * __rsnd_soc_hw_rule_rate() ++ * __rsnd_soc_hw_rule_channels() ++ */ ++ io->hw_params = NULL; ++ + spin_lock_irqsave(&priv->lock, flags); + + switch (cmd) { +diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c +index fb5f7fd..8695647 100644 +--- a/sound/soc/sh/rcar/ssi.c ++++ b/sound/soc/sh/rcar/ssi.c +@@ -240,7 +240,6 @@ static int rsnd_ssi_master_clk_start(struct rsnd_mod *mod, + struct rsnd_dai *rdai = rsnd_io_to_rdai(io); + struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod); + struct rsnd_mod *ssi_parent_mod = rsnd_io_to_mod_ssip(io); +- int chan = rsnd_runtime_channel_for_ssi(io); + int idx, ret; + unsigned int main_rate; + unsigned int rate = rsnd_io_is_play(io) ? +@@ -265,9 +264,10 @@ static int rsnd_ssi_master_clk_start(struct rsnd_mod *mod, + return 0; + } + +- main_rate = rsnd_ssi_clk_query(priv, rate, chan, &idx); ++ main_rate = rsnd_ssi_clk_query(priv, rate, ssi->chan, &idx); + if (!main_rate) { +- dev_err(dev, "unsupported clock rate\n"); ++ dev_err(dev, "unsupported clock rate: %dx%d\n", ++ rate, ssi->chan); + return -EIO; + } + +-- +1.9.1 + diff --git a/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas_4.9.bbappend b/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas_4.9.bbappend index 9672e2b..f5a1445 100644 --- a/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas_4.9.bbappend +++ b/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas_4.9.bbappend @@ -86,6 +86,7 @@ SRC_URI_append = " \ file://0106-media-rcar-imr-Add-RSE-support.patch \ file://0107-V3H-device-tree-Add-VIP-devices-IRQs.patch \ file://0108-can-mcp251x-add-reset-gpio-support.patch \ + file://0109-ASoC-R-Car-fix-incorrect-behavior-with-PulseAudio.patch \ " SRC_URI_append_h3ulcb = " file://ulcb.cfg" |