* [PATCH 0/2] ASoC: Samsung: Remove platform device support @ 2012-12-01 10:07 ` Padmavathi Venna 0 siblings, 0 replies; 10+ messages in thread From: Padmavathi Venna @ 2012-12-01 10:07 UTC (permalink / raw) To: linux-arm-kernel, linux-samsung-soc, alsa-devel, devicetree-discuss, padma.kvr Cc: sbkim73, broonie, lrg, tiwai, ben-linux, kgene.kim Samsung audio DMA device and machine device were getting registered as platform devices with out having any real H/W peripherials associated with them. With device tree support we can't add these platform devices in the machine file. So Added basic device tree based look up for the machine device. The sole purpose of DMA platform device is to call the "snd_soc_register_platform". So removed the pdev support in the DMA device and each Samsung DAI now registers the ASoC 'platform' itself. Padmavathi Venna (2): ASoC: Samsung: WM8994: Add basic device tree support for machine file ASoC: Samsung: Do not register samsung audio dma device as pdev sound/soc/samsung/dma.c | 24 ++++++------------------ sound/soc/samsung/dma.h | 3 +++ sound/soc/samsung/i2s.c | 3 +++ sound/soc/samsung/smdk_wm8994.c | 30 ++++++++++++++++++++++++++++-- 4 files changed, 40 insertions(+), 20 deletions(-) -- 1.7.4.4 ^ permalink raw reply [flat|nested] 10+ messages in thread
* [PATCH 0/2] ASoC: Samsung: Remove platform device support @ 2012-12-01 10:07 ` Padmavathi Venna 0 siblings, 0 replies; 10+ messages in thread From: Padmavathi Venna @ 2012-12-01 10:07 UTC (permalink / raw) To: linux-arm-kernel Samsung audio DMA device and machine device were getting registered as platform devices with out having any real H/W peripherials associated with them. With device tree support we can't add these platform devices in the machine file. So Added basic device tree based look up for the machine device. The sole purpose of DMA platform device is to call the "snd_soc_register_platform". So removed the pdev support in the DMA device and each Samsung DAI now registers the ASoC 'platform' itself. Padmavathi Venna (2): ASoC: Samsung: WM8994: Add basic device tree support for machine file ASoC: Samsung: Do not register samsung audio dma device as pdev sound/soc/samsung/dma.c | 24 ++++++------------------ sound/soc/samsung/dma.h | 3 +++ sound/soc/samsung/i2s.c | 3 +++ sound/soc/samsung/smdk_wm8994.c | 30 ++++++++++++++++++++++++++++-- 4 files changed, 40 insertions(+), 20 deletions(-) -- 1.7.4.4 ^ permalink raw reply [flat|nested] 10+ messages in thread
* [PATCH 1/2] ASoC: Samsung: WM8994: Add basic device tree support for machine file 2012-12-01 10:07 ` Padmavathi Venna @ 2012-12-01 10:07 ` Padmavathi Venna -1 siblings, 0 replies; 10+ messages in thread From: Padmavathi Venna @ 2012-12-01 10:07 UTC (permalink / raw) To: linux-arm-kernel, linux-samsung-soc, alsa-devel, devicetree-discuss, padma.kvr Cc: sbkim73, broonie, lrg, tiwai, ben-linux, kgene.kim Add the basic device tree based lookup. Signed-off-by: Padmavathi Venna <padma.v@samsung.com> --- sound/soc/samsung/smdk_wm8994.c | 23 +++++++++++++++++++++++ 1 files changed, 23 insertions(+), 0 deletions(-) diff --git a/sound/soc/samsung/smdk_wm8994.c b/sound/soc/samsung/smdk_wm8994.c index 48dd4dd..f9ba2b9 100644 --- a/sound/soc/samsung/smdk_wm8994.c +++ b/sound/soc/samsung/smdk_wm8994.c @@ -10,6 +10,7 @@ #include "../codecs/wm8994.h" #include <sound/pcm_params.h> #include <linux/module.h> +#include <linux/of.h> /* * Default CFG switch settings to use this driver: @@ -153,9 +154,22 @@ static struct snd_soc_card smdk = { static int __devinit smdk_audio_probe(struct platform_device *pdev) { int ret; + struct device_node *np = pdev->dev.of_node; struct snd_soc_card *card = &smdk; card->dev = &pdev->dev; + + if (np) { + smdk_dai[0].cpu_dai_name = NULL; + smdk_dai[0].cpu_of_node = of_parse_phandle(np, + "samsung,i2s-controller", 0); + if (!smdk_dai[0].cpu_of_node) { + dev_err(&pdev->dev, + "Property 'samsung,i2s-controller' missing or invalid\n"); + ret = -EINVAL; + } + } + ret = snd_soc_register_card(card); if (ret) @@ -173,10 +187,19 @@ static int __devexit smdk_audio_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_OF +static const struct of_device_id samsung_wm8994_of_match[] = { + { .compatible = "samsung,smdk-wm8994", }, + {}, +}; +MODULE_DEVICE_TABLE(of, samsung_wm8994_of_match); +#endif /* CONFIG_OF */ + static struct platform_driver smdk_audio_driver = { .driver = { .name = "smdk-audio", .owner = THIS_MODULE, + .of_match_table = of_match_ptr(samsung_wm8994_of_match), }, .probe = smdk_audio_probe, .remove = __devexit_p(smdk_audio_remove), -- 1.7.4.4 ^ permalink raw reply related [flat|nested] 10+ messages in thread
* [PATCH 1/2] ASoC: Samsung: WM8994: Add basic device tree support for machine file @ 2012-12-01 10:07 ` Padmavathi Venna 0 siblings, 0 replies; 10+ messages in thread From: Padmavathi Venna @ 2012-12-01 10:07 UTC (permalink / raw) To: linux-arm-kernel Add the basic device tree based lookup. Signed-off-by: Padmavathi Venna <padma.v@samsung.com> --- sound/soc/samsung/smdk_wm8994.c | 23 +++++++++++++++++++++++ 1 files changed, 23 insertions(+), 0 deletions(-) diff --git a/sound/soc/samsung/smdk_wm8994.c b/sound/soc/samsung/smdk_wm8994.c index 48dd4dd..f9ba2b9 100644 --- a/sound/soc/samsung/smdk_wm8994.c +++ b/sound/soc/samsung/smdk_wm8994.c @@ -10,6 +10,7 @@ #include "../codecs/wm8994.h" #include <sound/pcm_params.h> #include <linux/module.h> +#include <linux/of.h> /* * Default CFG switch settings to use this driver: @@ -153,9 +154,22 @@ static struct snd_soc_card smdk = { static int __devinit smdk_audio_probe(struct platform_device *pdev) { int ret; + struct device_node *np = pdev->dev.of_node; struct snd_soc_card *card = &smdk; card->dev = &pdev->dev; + + if (np) { + smdk_dai[0].cpu_dai_name = NULL; + smdk_dai[0].cpu_of_node = of_parse_phandle(np, + "samsung,i2s-controller", 0); + if (!smdk_dai[0].cpu_of_node) { + dev_err(&pdev->dev, + "Property 'samsung,i2s-controller' missing or invalid\n"); + ret = -EINVAL; + } + } + ret = snd_soc_register_card(card); if (ret) @@ -173,10 +187,19 @@ static int __devexit smdk_audio_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_OF +static const struct of_device_id samsung_wm8994_of_match[] = { + { .compatible = "samsung,smdk-wm8994", }, + {}, +}; +MODULE_DEVICE_TABLE(of, samsung_wm8994_of_match); +#endif /* CONFIG_OF */ + static struct platform_driver smdk_audio_driver = { .driver = { .name = "smdk-audio", .owner = THIS_MODULE, + .of_match_table = of_match_ptr(samsung_wm8994_of_match), }, .probe = smdk_audio_probe, .remove = __devexit_p(smdk_audio_remove), -- 1.7.4.4 ^ permalink raw reply related [flat|nested] 10+ messages in thread
* Re: [PATCH 1/2] ASoC: Samsung: WM8994: Add basic device tree support for machine file 2012-12-01 10:07 ` Padmavathi Venna @ 2012-12-01 13:49 ` Mark Brown -1 siblings, 0 replies; 10+ messages in thread From: Mark Brown @ 2012-12-01 13:49 UTC (permalink / raw) To: Padmavathi Venna Cc: linux-arm-kernel, linux-samsung-soc, alsa-devel, devicetree-discuss, padma.kvr, sbkim73, lrg, tiwai, ben-linux, kgene.kim [-- Attachment #1: Type: text/plain, Size: 478 bytes --] On Sat, Dec 01, 2012 at 03:37:26PM +0530, Padmavathi Venna wrote: > Add the basic device tree based lookup. > > Signed-off-by: Padmavathi Venna <padma.v@samsung.com> > --- > sound/soc/samsung/smdk_wm8994.c | 23 +++++++++++++++++++++++ Any new device tree bindings need binding documentation. Your subject line is also very misleading here... it should say that it's talking about the SMDK. There's at least two other WM8994 based Samsung boards in mainline. [-- Attachment #2: Digital signature --] [-- Type: application/pgp-signature, Size: 836 bytes --] ^ permalink raw reply [flat|nested] 10+ messages in thread
* [PATCH 1/2] ASoC: Samsung: WM8994: Add basic device tree support for machine file @ 2012-12-01 13:49 ` Mark Brown 0 siblings, 0 replies; 10+ messages in thread From: Mark Brown @ 2012-12-01 13:49 UTC (permalink / raw) To: linux-arm-kernel On Sat, Dec 01, 2012 at 03:37:26PM +0530, Padmavathi Venna wrote: > Add the basic device tree based lookup. > > Signed-off-by: Padmavathi Venna <padma.v@samsung.com> > --- > sound/soc/samsung/smdk_wm8994.c | 23 +++++++++++++++++++++++ Any new device tree bindings need binding documentation. Your subject line is also very misleading here... it should say that it's talking about the SMDK. There's at least two other WM8994 based Samsung boards in mainline. -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 836 bytes Desc: Digital signature URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20121201/b82b780b/attachment.sig> ^ permalink raw reply [flat|nested] 10+ messages in thread
* [PATCH 2/2] ASoC: Samsung: Do not register samsung audio dma device as pdev 2012-12-01 10:07 ` Padmavathi Venna @ 2012-12-01 10:07 ` Padmavathi Venna -1 siblings, 0 replies; 10+ messages in thread From: Padmavathi Venna @ 2012-12-01 10:07 UTC (permalink / raw) To: linux-arm-kernel, linux-samsung-soc, alsa-devel, devicetree-discuss, padma.kvr Cc: sbkim73, broonie, lrg, tiwai, ben-linux, kgene.kim Previously, the ASoC 'platform' (PCM/DMA) object was instantiated via a platform_device. This didn't represent the hardware well, since there was no separate hardware associated with this platform_device; it was a virtual device with sole purpose to call snd_soc_register_platform(). This change removes the platform_device completely. Each Samsung DAI now registers the ASoC 'platform' itself. Machine drivers are adjusted for the new 'platform' name. Signed-off-by: Padmavathi Venna <padma.v@samsung.com> --- sound/soc/samsung/dma.c | 24 ++++++------------------ sound/soc/samsung/dma.h | 3 +++ sound/soc/samsung/i2s.c | 3 +++ sound/soc/samsung/smdk_wm8994.c | 7 +++++-- 4 files changed, 17 insertions(+), 20 deletions(-) diff --git a/sound/soc/samsung/dma.c b/sound/soc/samsung/dma.c index 359708c..f7e0d47 100644 --- a/sound/soc/samsung/dma.c +++ b/sound/soc/samsung/dma.c @@ -433,30 +433,18 @@ static struct snd_soc_platform_driver samsung_asoc_platform = { .pcm_free = dma_free_dma_buffers, }; -static int __devinit samsung_asoc_platform_probe(struct platform_device *pdev) +int __devinit samsung_dma_platform_register(struct device *dev) { - return snd_soc_register_platform(&pdev->dev, &samsung_asoc_platform); + return snd_soc_register_platform(dev, &samsung_asoc_platform); } +EXPORT_SYMBOL_GPL(samsung_dma_platform_register); -static int __devexit samsung_asoc_platform_remove(struct platform_device *pdev) +void __devexit samsung_dma_platform_unregister(struct device *dev) { - snd_soc_unregister_platform(&pdev->dev); - return 0; + snd_soc_unregister_platform(dev); } - -static struct platform_driver asoc_dma_driver = { - .driver = { - .name = "samsung-audio", - .owner = THIS_MODULE, - }, - - .probe = samsung_asoc_platform_probe, - .remove = __devexit_p(samsung_asoc_platform_remove), -}; - -module_platform_driver(asoc_dma_driver); +EXPORT_SYMBOL_GPL(samsung_dma_platform_unregister); MODULE_AUTHOR("Ben Dooks, <ben@simtec.co.uk>"); MODULE_DESCRIPTION("Samsung ASoC DMA Driver"); MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:samsung-audio"); diff --git a/sound/soc/samsung/dma.h b/sound/soc/samsung/dma.h index 2e60415..3c462a8 100644 --- a/sound/soc/samsung/dma.h +++ b/sound/soc/samsung/dma.h @@ -22,4 +22,7 @@ struct s3c_dma_params { struct property *dma_prop; }; +int samsung_dma_platform_register(struct device *dev); +void samsung_dma_platform_unregister(struct device *dev); + #endif diff --git a/sound/soc/samsung/i2s.c b/sound/soc/samsung/i2s.c index a7d03d9..dbf1e5c 100644 --- a/sound/soc/samsung/i2s.c +++ b/sound/soc/samsung/i2s.c @@ -1075,6 +1075,7 @@ static __devinit int samsung_i2s_probe(struct platform_device *pdev) sec_dai = dev_get_drvdata(&pdev->dev); snd_soc_register_dai(&sec_dai->pdev->dev, &sec_dai->i2s_dai_drv); + samsung_dma_platform_register(&pdev->dev); return 0; } @@ -1232,6 +1233,8 @@ static __devinit int samsung_i2s_probe(struct platform_device *pdev) pm_runtime_enable(&pdev->dev); + samsung_dma_platform_register(&pdev->dev); + return 0; err: release_mem_region(regs_base, resource_size(res)); diff --git a/sound/soc/samsung/smdk_wm8994.c b/sound/soc/samsung/smdk_wm8994.c index f9ba2b9..2f3e2b8 100644 --- a/sound/soc/samsung/smdk_wm8994.c +++ b/sound/soc/samsung/smdk_wm8994.c @@ -128,7 +128,7 @@ static struct snd_soc_dai_link smdk_dai[] = { .stream_name = "Pri_Dai", .cpu_dai_name = "samsung-i2s.0", .codec_dai_name = "wm8994-aif1", - .platform_name = "samsung-audio", + .platform_name = "samsung-i2s.0", .codec_name = "wm8994-codec", .init = smdk_wm8994_init_paiftx, .ops = &smdk_ops, @@ -137,7 +137,7 @@ static struct snd_soc_dai_link smdk_dai[] = { .stream_name = "Sec_Dai", .cpu_dai_name = "samsung-i2s.4", .codec_dai_name = "wm8994-aif1", - .platform_name = "samsung-audio", + .platform_name = "samsung-i2s.4", .codec_name = "wm8994-codec", .ops = &smdk_ops, }, @@ -168,6 +168,9 @@ static int __devinit smdk_audio_probe(struct platform_device *pdev) "Property 'samsung,i2s-controller' missing or invalid\n"); ret = -EINVAL; } + + smdk_dai[0].platform_name = NULL; + smdk_dai[0].platform_of_node = smdk_dai[0].cpu_of_node; } ret = snd_soc_register_card(card); -- 1.7.4.4 ^ permalink raw reply related [flat|nested] 10+ messages in thread
* [PATCH 2/2] ASoC: Samsung: Do not register samsung audio dma device as pdev @ 2012-12-01 10:07 ` Padmavathi Venna 0 siblings, 0 replies; 10+ messages in thread From: Padmavathi Venna @ 2012-12-01 10:07 UTC (permalink / raw) To: linux-arm-kernel Previously, the ASoC 'platform' (PCM/DMA) object was instantiated via a platform_device. This didn't represent the hardware well, since there was no separate hardware associated with this platform_device; it was a virtual device with sole purpose to call snd_soc_register_platform(). This change removes the platform_device completely. Each Samsung DAI now registers the ASoC 'platform' itself. Machine drivers are adjusted for the new 'platform' name. Signed-off-by: Padmavathi Venna <padma.v@samsung.com> --- sound/soc/samsung/dma.c | 24 ++++++------------------ sound/soc/samsung/dma.h | 3 +++ sound/soc/samsung/i2s.c | 3 +++ sound/soc/samsung/smdk_wm8994.c | 7 +++++-- 4 files changed, 17 insertions(+), 20 deletions(-) diff --git a/sound/soc/samsung/dma.c b/sound/soc/samsung/dma.c index 359708c..f7e0d47 100644 --- a/sound/soc/samsung/dma.c +++ b/sound/soc/samsung/dma.c @@ -433,30 +433,18 @@ static struct snd_soc_platform_driver samsung_asoc_platform = { .pcm_free = dma_free_dma_buffers, }; -static int __devinit samsung_asoc_platform_probe(struct platform_device *pdev) +int __devinit samsung_dma_platform_register(struct device *dev) { - return snd_soc_register_platform(&pdev->dev, &samsung_asoc_platform); + return snd_soc_register_platform(dev, &samsung_asoc_platform); } +EXPORT_SYMBOL_GPL(samsung_dma_platform_register); -static int __devexit samsung_asoc_platform_remove(struct platform_device *pdev) +void __devexit samsung_dma_platform_unregister(struct device *dev) { - snd_soc_unregister_platform(&pdev->dev); - return 0; + snd_soc_unregister_platform(dev); } - -static struct platform_driver asoc_dma_driver = { - .driver = { - .name = "samsung-audio", - .owner = THIS_MODULE, - }, - - .probe = samsung_asoc_platform_probe, - .remove = __devexit_p(samsung_asoc_platform_remove), -}; - -module_platform_driver(asoc_dma_driver); +EXPORT_SYMBOL_GPL(samsung_dma_platform_unregister); MODULE_AUTHOR("Ben Dooks, <ben@simtec.co.uk>"); MODULE_DESCRIPTION("Samsung ASoC DMA Driver"); MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:samsung-audio"); diff --git a/sound/soc/samsung/dma.h b/sound/soc/samsung/dma.h index 2e60415..3c462a8 100644 --- a/sound/soc/samsung/dma.h +++ b/sound/soc/samsung/dma.h @@ -22,4 +22,7 @@ struct s3c_dma_params { struct property *dma_prop; }; +int samsung_dma_platform_register(struct device *dev); +void samsung_dma_platform_unregister(struct device *dev); + #endif diff --git a/sound/soc/samsung/i2s.c b/sound/soc/samsung/i2s.c index a7d03d9..dbf1e5c 100644 --- a/sound/soc/samsung/i2s.c +++ b/sound/soc/samsung/i2s.c @@ -1075,6 +1075,7 @@ static __devinit int samsung_i2s_probe(struct platform_device *pdev) sec_dai = dev_get_drvdata(&pdev->dev); snd_soc_register_dai(&sec_dai->pdev->dev, &sec_dai->i2s_dai_drv); + samsung_dma_platform_register(&pdev->dev); return 0; } @@ -1232,6 +1233,8 @@ static __devinit int samsung_i2s_probe(struct platform_device *pdev) pm_runtime_enable(&pdev->dev); + samsung_dma_platform_register(&pdev->dev); + return 0; err: release_mem_region(regs_base, resource_size(res)); diff --git a/sound/soc/samsung/smdk_wm8994.c b/sound/soc/samsung/smdk_wm8994.c index f9ba2b9..2f3e2b8 100644 --- a/sound/soc/samsung/smdk_wm8994.c +++ b/sound/soc/samsung/smdk_wm8994.c @@ -128,7 +128,7 @@ static struct snd_soc_dai_link smdk_dai[] = { .stream_name = "Pri_Dai", .cpu_dai_name = "samsung-i2s.0", .codec_dai_name = "wm8994-aif1", - .platform_name = "samsung-audio", + .platform_name = "samsung-i2s.0", .codec_name = "wm8994-codec", .init = smdk_wm8994_init_paiftx, .ops = &smdk_ops, @@ -137,7 +137,7 @@ static struct snd_soc_dai_link smdk_dai[] = { .stream_name = "Sec_Dai", .cpu_dai_name = "samsung-i2s.4", .codec_dai_name = "wm8994-aif1", - .platform_name = "samsung-audio", + .platform_name = "samsung-i2s.4", .codec_name = "wm8994-codec", .ops = &smdk_ops, }, @@ -168,6 +168,9 @@ static int __devinit smdk_audio_probe(struct platform_device *pdev) "Property 'samsung,i2s-controller' missing or invalid\n"); ret = -EINVAL; } + + smdk_dai[0].platform_name = NULL; + smdk_dai[0].platform_of_node = smdk_dai[0].cpu_of_node; } ret = snd_soc_register_card(card); -- 1.7.4.4 ^ permalink raw reply related [flat|nested] 10+ messages in thread
* Re: [PATCH 2/2] ASoC: Samsung: Do not register samsung audio dma device as pdev 2012-12-01 10:07 ` Padmavathi Venna @ 2012-12-02 4:33 ` Mark Brown -1 siblings, 0 replies; 10+ messages in thread From: Mark Brown @ 2012-12-02 4:33 UTC (permalink / raw) To: Padmavathi Venna Cc: linux-arm-kernel, linux-samsung-soc, alsa-devel, devicetree-discuss, padma.kvr, sbkim73, lrg, tiwai, ben-linux, kgene.kim [-- Attachment #1: Type: text/plain, Size: 611 bytes --] On Sat, Dec 01, 2012 at 03:37:27PM +0530, Padmavathi Venna wrote: > sound/soc/samsung/dma.c | 24 ++++++------------------ > sound/soc/samsung/dma.h | 3 +++ > sound/soc/samsung/i2s.c | 3 +++ > sound/soc/samsung/smdk_wm8994.c | 7 +++++-- > 4 files changed, 17 insertions(+), 20 deletions(-) This is fine in principle but it's going to break every Samsung based platform except the SMDK with WM8994 as only machine driver updated to reflect the changed DAI name is that one, the others need updating too. This includes pretty much all the platforms I actively work on... [-- Attachment #2: Digital signature --] [-- Type: application/pgp-signature, Size: 836 bytes --] ^ permalink raw reply [flat|nested] 10+ messages in thread
* [PATCH 2/2] ASoC: Samsung: Do not register samsung audio dma device as pdev @ 2012-12-02 4:33 ` Mark Brown 0 siblings, 0 replies; 10+ messages in thread From: Mark Brown @ 2012-12-02 4:33 UTC (permalink / raw) To: linux-arm-kernel On Sat, Dec 01, 2012 at 03:37:27PM +0530, Padmavathi Venna wrote: > sound/soc/samsung/dma.c | 24 ++++++------------------ > sound/soc/samsung/dma.h | 3 +++ > sound/soc/samsung/i2s.c | 3 +++ > sound/soc/samsung/smdk_wm8994.c | 7 +++++-- > 4 files changed, 17 insertions(+), 20 deletions(-) This is fine in principle but it's going to break every Samsung based platform except the SMDK with WM8994 as only machine driver updated to reflect the changed DAI name is that one, the others need updating too. This includes pretty much all the platforms I actively work on... -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 836 bytes Desc: Digital signature URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20121202/2249480c/attachment.sig> ^ permalink raw reply [flat|nested] 10+ messages in thread
end of thread, other threads:[~2012-12-02 4:33 UTC | newest] Thread overview: 10+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2012-12-01 10:07 [PATCH 0/2] ASoC: Samsung: Remove platform device support Padmavathi Venna 2012-12-01 10:07 ` Padmavathi Venna 2012-12-01 10:07 ` [PATCH 1/2] ASoC: Samsung: WM8994: Add basic device tree support for machine file Padmavathi Venna 2012-12-01 10:07 ` Padmavathi Venna 2012-12-01 13:49 ` Mark Brown 2012-12-01 13:49 ` Mark Brown 2012-12-01 10:07 ` [PATCH 2/2] ASoC: Samsung: Do not register samsung audio dma device as pdev Padmavathi Venna 2012-12-01 10:07 ` Padmavathi Venna 2012-12-02 4:33 ` Mark Brown 2012-12-02 4:33 ` Mark Brown
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