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ASoC: Fixes for v5.0

Browse Source 
A selection of driver specific fixes here, along with a few core fixes:
 
  - A fixup for some MFD devices that were broken by the previous fixes
    for deferred probe.
  - A fix for potential out of bounds array accesses when ordering DAPM
    power/up down sequences.
  - Avoid use after free issue when unloading and reloading drivers using
    topologies.
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Merge tag 'asoc-fix-v5.0-rc5' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Fixes for v5.0

A selection of driver specific fixes here, along with a few core fixes:

 - A fixup for some MFD devices that were broken by the previous fixes
   for deferred probe.
 - A fix for potential out of bounds array accesses when ordering DAPM
   power/up down sequences.
 - Avoid use after free issue when unloading and reloading drivers using
   topologies.
This commit is contained in:
Takashi Iwai 2019-02-08 14:07:18 +01:00
commit 0a5cf9e88b
10 changed files with 53 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
MAINTAINERS
View File

@ -6143,7 +6143,7 @@ FREESCALE SOC SOUND DRIVERS
M: Timur Tabi <timur@kernel.org>
M: Nicolin Chen <nicoleotsuka@gmail.com>
M: Xiubo Li <Xiubo.Lee@gmail.com>
R: Fabio Estevam <fabio.estevam@nxp.com>
R: Fabio Estevam <festevam@gmail.com>
L: alsa-devel@alsa-project.org (moderated for non-subscribers)
L: linuxppc-dev@lists.ozlabs.org
S: Maintained
@ -10889,7 +10889,7 @@ F: include/linux/nvmem-consumer.h
F: include/linux/nvmem-provider.h
NXP SGTL5000 DRIVER
M: Fabio Estevam <fabio.estevam@nxp.com>
M: Fabio Estevam <festevam@gmail.com>
L: alsa-devel@alsa-project.org (moderated for non-subscribers)
S: Maintained
F: Documentation/devicetree/bindings/sound/sgtl5000.txt

4
sound/soc/codecs/hdmi-codec.c
View File

@ -795,6 +795,8 @@ static int hdmi_codec_probe(struct platform_device *pdev)
if (hcd->spdif)
hcp->daidrv[i] = hdmi_spdif_dai;
dev_set_drvdata(dev, hcp);
ret = devm_snd_soc_register_component(dev, &hdmi_driver, hcp->daidrv,
dai_count);
if (ret) {
@ -802,8 +804,6 @@ static int hdmi_codec_probe(struct platform_device *pdev)
__func__, ret);
return ret;
}
dev_set_drvdata(dev, hcp);
return 0;
}

2
sound/soc/codecs/rt5682.c
View File

@ -1778,7 +1778,9 @@ static const struct snd_soc_dapm_route rt5682_dapm_routes[] = {
{"ADC Stereo1 Filter", NULL, "ADC STO1 ASRC", is_using_asrc},
{"DAC Stereo1 Filter", NULL, "DAC STO1 ASRC", is_using_asrc},
{"ADC STO1 ASRC", NULL, "AD ASRC"},
{"ADC STO1 ASRC", NULL, "DA ASRC"},
{"ADC STO1 ASRC", NULL, "CLKDET"},
{"DAC STO1 ASRC", NULL, "AD ASRC"},
{"DAC STO1 ASRC", NULL, "DA ASRC"},
{"DAC STO1 ASRC", NULL, "CLKDET"},

10
sound/soc/samsung/i2s.c
View File

@ -700,6 +700,7 @@ static int i2s_hw_params(struct snd_pcm_substream *substream,
{
struct i2s_dai *i2s = to_info(dai);
u32 mod, mask = 0, val = 0;
struct clk *rclksrc;
unsigned long flags;
WARN_ON(!pm_runtime_active(dai->dev));
@ -782,6 +783,10 @@ static int i2s_hw_params(struct snd_pcm_substream *substream,
i2s->frmclk = params_rate(params);
rclksrc = i2s->clk_table[CLK_I2S_RCLK_SRC];
if (rclksrc && !IS_ERR(rclksrc))
i2s->rclk_srcrate = clk_get_rate(rclksrc);
return 0;
}
@ -886,11 +891,6 @@ static int config_setup(struct i2s_dai *i2s)
return 0;
if (!(i2s->quirks & QUIRK_NO_MUXPSR)) {
struct clk *rclksrc = i2s->clk_table[CLK_I2S_RCLK_SRC];
if (rclksrc && !IS_ERR(rclksrc))
i2s->rclk_srcrate = clk_get_rate(rclksrc);
psr = i2s->rclk_srcrate / i2s->frmclk / rfs;
writel(((psr - 1) << 8) | PSR_PSREN, i2s->addr + I2SPSR);
dev_dbg(&i2s->pdev->dev,

8
sound/soc/sh/rcar/core.c
View File

@ -1526,14 +1526,14 @@ int rsnd_kctrl_new(struct rsnd_mod *mod,
int ret;
/*
* 1) Avoid duplicate register (ex. MIXer case)
* 2) re-register if card was rebinded
* 1) Avoid duplicate register for DVC with MIX case
* 2) Allow duplicate register for MIX
* 3) re-register if card was rebinded
*/
list_for_each_entry(kctrl, &card->controls, list) {
struct rsnd_kctrl_cfg *c = kctrl->private_data;
if (strcmp(kctrl->id.name, name) == 0 &&
c->mod == mod)
if (c == cfg)
return 0;
}

2
sound/soc/sh/rcar/ssi.c
View File

@ -286,7 +286,7 @@ static int rsnd_ssi_master_clk_start(struct rsnd_mod *mod,
if (rsnd_ssi_is_multi_slave(mod, io))
return 0;
if (ssi->usrcnt > 1) {
if (ssi->usrcnt > 0) {
if (ssi->rate != rate) {
dev_err(dev, "SSI parent/child should use same rate\n");
return -EINVAL;

2
sound/soc/sh/rcar/ssiu.c
View File

@ -79,7 +79,7 @@ static int rsnd_ssiu_init(struct rsnd_mod *mod,
break;
case 9:
for (i = 0; i < 4; i++)
rsnd_mod_write(mod, SSI_SYS_STATUS((i * 2) + 1), 0xf << (id * 4));
rsnd_mod_write(mod, SSI_SYS_STATUS((i * 2) + 1), 0xf << 4);
break;
}

9
sound/soc/soc-core.c
View File

@ -735,12 +735,17 @@ static struct snd_soc_component *soc_find_component(
const struct device_node *of_node, const char *name)
{
struct snd_soc_component *component;
struct device_node *component_of_node;
lockdep_assert_held(&client_mutex);
for_each_component(component) {
if (of_node) {
if (component->dev->of_node == of_node)
component_of_node = component->dev->of_node;
if (!component_of_node && component->dev->parent)
component_of_node = component->dev->parent->of_node;
if (component_of_node == of_node)
return component;
} else if (name && strcmp(component->name, name) == 0) {
return component;
@ -951,7 +956,7 @@ static void soc_remove_dai(struct snd_soc_dai *dai, int order)
{
int err;
if (!dai || !dai->probed ||
if (!dai || !dai->probed || !dai->driver ||
dai->driver->remove_order != order)
return;

24
sound/soc/soc-dapm.c
View File

@ -70,12 +70,16 @@ static int dapm_up_seq[] = {
[snd_soc_dapm_clock_supply] = 1,
[snd_soc_dapm_supply] = 2,
[snd_soc_dapm_micbias] = 3,
[snd_soc_dapm_vmid] = 3,
[snd_soc_dapm_dai_link] = 2,
[snd_soc_dapm_dai_in] = 4,
[snd_soc_dapm_dai_out] = 4,
[snd_soc_dapm_aif_in] = 4,
[snd_soc_dapm_aif_out] = 4,
[snd_soc_dapm_mic] = 5,
[snd_soc_dapm_siggen] = 5,
[snd_soc_dapm_input] = 5,
[snd_soc_dapm_output] = 5,
[snd_soc_dapm_mux] = 6,
[snd_soc_dapm_demux] = 6,
[snd_soc_dapm_dac] = 7,
@ -83,11 +87,19 @@ static int dapm_up_seq[] = {
[snd_soc_dapm_mixer] = 8,
[snd_soc_dapm_mixer_named_ctl] = 8,
[snd_soc_dapm_pga] = 9,
[snd_soc_dapm_buffer] = 9,
[snd_soc_dapm_scheduler] = 9,
[snd_soc_dapm_effect] = 9,
[snd_soc_dapm_src] = 9,
[snd_soc_dapm_asrc] = 9,
[snd_soc_dapm_encoder] = 9,
[snd_soc_dapm_decoder] = 9,
[snd_soc_dapm_adc] = 10,
[snd_soc_dapm_out_drv] = 11,
[snd_soc_dapm_hp] = 11,
[snd_soc_dapm_spk] = 11,
[snd_soc_dapm_line] = 11,
[snd_soc_dapm_sink] = 11,
[snd_soc_dapm_kcontrol] = 12,
[snd_soc_dapm_post] = 13,
};
@ -100,13 +112,25 @@ static int dapm_down_seq[] = {
[snd_soc_dapm_spk] = 3,
[snd_soc_dapm_line] = 3,
[snd_soc_dapm_out_drv] = 3,
[snd_soc_dapm_sink] = 3,
[snd_soc_dapm_pga] = 4,
[snd_soc_dapm_buffer] = 4,
[snd_soc_dapm_scheduler] = 4,
[snd_soc_dapm_effect] = 4,
[snd_soc_dapm_src] = 4,
[snd_soc_dapm_asrc] = 4,
[snd_soc_dapm_encoder] = 4,
[snd_soc_dapm_decoder] = 4,
[snd_soc_dapm_switch] = 5,
[snd_soc_dapm_mixer_named_ctl] = 5,
[snd_soc_dapm_mixer] = 5,
[snd_soc_dapm_dac] = 6,
[snd_soc_dapm_mic] = 7,
[snd_soc_dapm_siggen] = 7,
[snd_soc_dapm_input] = 7,
[snd_soc_dapm_output] = 7,
[snd_soc_dapm_micbias] = 8,
[snd_soc_dapm_vmid] = 8,
[snd_soc_dapm_mux] = 9,
[snd_soc_dapm_demux] = 9,
[snd_soc_dapm_aif_in] = 10,

5
sound/soc/soc-topology.c
View File

@ -502,6 +502,7 @@ static void remove_dai(struct snd_soc_component *comp,
{
struct snd_soc_dai_driver *dai_drv =
container_of(dobj, struct snd_soc_dai_driver, dobj);
struct snd_soc_dai *dai;
if (pass != SOC_TPLG_PASS_PCM_DAI)
return;
@ -509,6 +510,10 @@ static void remove_dai(struct snd_soc_component *comp,
if (dobj->ops && dobj->ops->dai_unload)
dobj->ops->dai_unload(comp, dobj);
list_for_each_entry(dai, &comp->dai_list, list)
if (dai->driver == dai_drv)
dai->driver = NULL;
kfree(dai_drv->name);
list_del(&dobj->list);
kfree(dai_drv);