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[RFT v2 2/5] ASoC: samsung: smdk_wm8580: Remove old platforms and drop mach-types usage

Started byKrzysztof Kozlowski <krzk@kernel.org>
First post2016-11-20 20:30 +0100
Last post2016-11-22 18:30 +0100
Articles 5 — 4 participants

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  [RFT v2 2/5] ASoC: samsung: smdk_wm8580: Remove old platforms and drop mach-types usage Krzysztof Kozlowski <krzk@kernel.org> - 2016-11-20 20:30 +0100
    Re: [RFT v2 2/5] ASoC: samsung: smdk_wm8580: Remove old platforms and  drop mach-types usage Sylwester Nawrocki <s.nawrocki@samsung.com> - 2016-11-21 11:40 +0100
      Re: [RFT v2 2/5] ASoC: samsung: smdk_wm8580: Remove old platforms and  drop mach-types usage Lars-Peter Clausen <lars@metafoo.de> - 2016-11-21 11:40 +0100
        Re: [RFT v2 2/5] ASoC: samsung: smdk_wm8580: Remove old platforms and  drop mach-types usage Sylwester Nawrocki <s.nawrocki@samsung.com> - 2016-11-21 12:30 +0100
    Applied "ASoC: samsung: smdk_wm8580: Remove old platforms and drop mach-types usage" to the asoc tree Mark Brown <broonie@kernel.org> - 2016-11-22 18:30 +0100

#1526276 — [RFT v2 2/5] ASoC: samsung: smdk_wm8580: Remove old platforms and drop mach-types usage

FromKrzysztof Kozlowski <krzk@kernel.org>
Date2016-11-20 20:30 +0100
Subject[RFT v2 2/5] ASoC: samsung: smdk_wm8580: Remove old platforms and drop mach-types usage
Message-ID<sFFYl-7E8-5@gated-at.bofh.it>
MACH_SMDKC100, MACH_SMDKV210 and MACH_SMDKC110 are no longer supported
so we can drop the dead code.  After this the driver no longer
differentiates between machines (S3C24xx machines are not supported by
it) so there is no need to override I2S device id in cpu_dai_name and
SEC_PLAYBACK dai_link can be removed as well.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>

---

Not tested. The driver did not override .platform_name which looks
suspicious to me. However I did not want to add changes which could have
some visible impact on output code.

Changes since v1:
1. Squash two smdk_wm8580 patches and use ARRAY_SIZE(smdk_dai), after
   suggestion from Lars-Peter Clausen.
2. Remove also SEC_PLAYBACK dai_link.
---
 sound/soc/samsung/smdk_wm8580.c | 30 +++---------------------------
 1 file changed, 3 insertions(+), 27 deletions(-)

diff --git a/sound/soc/samsung/smdk_wm8580.c b/sound/soc/samsung/smdk_wm8580.c
index 548bfd993788..de724ce7b955 100644
--- a/sound/soc/samsung/smdk_wm8580.c
+++ b/sound/soc/samsung/smdk_wm8580.c
@@ -14,8 +14,6 @@
 #include <sound/soc.h>
 #include <sound/pcm_params.h>
 
-#include <asm/mach-types.h>
-
 #include "../codecs/wm8580.h"
 #include "i2s.h"
 
@@ -147,7 +145,6 @@ static int smdk_wm8580_init_paiftx(struct snd_soc_pcm_runtime *rtd)
 enum {
 	PRI_PLAYBACK = 0,
 	PRI_CAPTURE,
-	SEC_PLAYBACK,
 };
 
 #define SMDK_DAI_FMT (SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | \
@@ -157,7 +154,7 @@ static struct snd_soc_dai_link smdk_dai[] = {
 	[PRI_PLAYBACK] = { /* Primary Playback i/f */
 		.name = "WM8580 PAIF RX",
 		.stream_name = "Playback",
-		.cpu_dai_name = "samsung-i2s.0",
+		.cpu_dai_name = "samsung-i2s.2",
 		.codec_dai_name = "wm8580-hifi-playback",
 		.platform_name = "samsung-i2s.0",
 		.codec_name = "wm8580.0-001b",
@@ -167,7 +164,7 @@ static struct snd_soc_dai_link smdk_dai[] = {
 	[PRI_CAPTURE] = { /* Primary Capture i/f */
 		.name = "WM8580 PAIF TX",
 		.stream_name = "Capture",
-		.cpu_dai_name = "samsung-i2s.0",
+		.cpu_dai_name = "samsung-i2s.2",
 		.codec_dai_name = "wm8580-hifi-capture",
 		.platform_name = "samsung-i2s.0",
 		.codec_name = "wm8580.0-001b",
@@ -175,23 +172,13 @@ static struct snd_soc_dai_link smdk_dai[] = {
 		.init = smdk_wm8580_init_paiftx,
 		.ops = &smdk_ops,
 	},
-	[SEC_PLAYBACK] = { /* Sec_Fifo Playback i/f */
-		.name = "Sec_FIFO TX",
-		.stream_name = "Playback",
-		.cpu_dai_name = "samsung-i2s-sec",
-		.codec_dai_name = "wm8580-hifi-playback",
-		.platform_name = "samsung-i2s-sec",
-		.codec_name = "wm8580.0-001b",
-		.dai_fmt = SMDK_DAI_FMT,
-		.ops = &smdk_ops,
-	},
 };
 
 static struct snd_soc_card smdk = {
 	.name = "SMDK-I2S",
 	.owner = THIS_MODULE,
 	.dai_link = smdk_dai,
-	.num_links = 2,
+	.num_links = ARRAY_SIZE(smdk_dai),
 
 	.dapm_widgets = smdk_wm8580_dapm_widgets,
 	.num_dapm_widgets = ARRAY_SIZE(smdk_wm8580_dapm_widgets),
@@ -204,17 +191,6 @@ static struct platform_device *smdk_snd_device;
 static int __init smdk_audio_init(void)
 {
 	int ret;
-	char *str;
-
-	if (machine_is_smdkc100()
-			|| machine_is_smdkv210() || machine_is_smdkc110()) {
-		smdk.num_links = 3;
-	} else if (machine_is_smdk6410()) {
-		str = (char *)smdk_dai[PRI_PLAYBACK].cpu_dai_name;
-		str[strlen(str) - 1] = '2';
-		str = (char *)smdk_dai[PRI_CAPTURE].cpu_dai_name;
-		str[strlen(str) - 1] = '2';
-	}
 
 	smdk_snd_device = platform_device_alloc("soc-audio", -1);
 	if (!smdk_snd_device)
-- 
2.7.4

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#1526540 — Re: [RFT v2 2/5] ASoC: samsung: smdk_wm8580: Remove old platforms and drop mach-types usage

FromSylwester Nawrocki <s.nawrocki@samsung.com>
Date2016-11-21 11:40 +0100
SubjectRe: [RFT v2 2/5] ASoC: samsung: smdk_wm8580: Remove old platforms and drop mach-types usage
Message-ID<sFUaZ-8sg-5@gated-at.bofh.it>
In reply to#1526276
On 11/20/2016 08:24 PM, Krzysztof Kozlowski wrote:
> MACH_SMDKC100, MACH_SMDKV210 and MACH_SMDKC110 are no longer supported
> so we can drop the dead code.  After this the driver no longer
> differentiates between machines (S3C24xx machines are not supported by
> it) so there is no need to override I2S device id in cpu_dai_name and
> SEC_PLAYBACK dai_link can be removed as well.
> 
> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
> ---
> 
> Not tested. The driver did not override .platform_name which looks
> suspicious to me. However I did not want to add changes which could have
> some visible impact on output code.

The patch looks good to me. However the existing smdk64xx sound support
less so. I don't have smdk6410 set up for testing yet, possibly I get
around that next week.
Indeed it's strange .platform_name is not also "samsung-i2s.2".

Reviewed-by: Sylwester Nawrocki <s.nawrocki@samsung.com>

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#1526543 — Re: [RFT v2 2/5] ASoC: samsung: smdk_wm8580: Remove old platforms and drop mach-types usage

FromLars-Peter Clausen <lars@metafoo.de>
Date2016-11-21 11:40 +0100
SubjectRe: [RFT v2 2/5] ASoC: samsung: smdk_wm8580: Remove old platforms and drop mach-types usage
Message-ID<sFUaZ-8sg-15@gated-at.bofh.it>
In reply to#1526540
On 11/21/2016 11:30 AM, Sylwester Nawrocki wrote:
> On 11/20/2016 08:24 PM, Krzysztof Kozlowski wrote:
>> MACH_SMDKC100, MACH_SMDKV210 and MACH_SMDKC110 are no longer supported
>> so we can drop the dead code.  After this the driver no longer
>> differentiates between machines (S3C24xx machines are not supported by
>> it) so there is no need to override I2S device id in cpu_dai_name and
>> SEC_PLAYBACK dai_link can be removed as well.
>>
>> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
>> ---
>>
>> Not tested. The driver did not override .platform_name which looks
>> suspicious to me. However I did not want to add changes which could have
>> some visible impact on output code.
> 
> The patch looks good to me. However the existing smdk64xx sound support
> less so. I don't have smdk6410 set up for testing yet, possibly I get
> around that next week.
> Indeed it's strange .platform_name is not also "samsung-i2s.2".

I think that is a fallout from commit a08485d8fdf6f ("ASoC: Samsung: Do not
register samsung audio dma device as pdev"). Given nobody noticed this in
the last 4 years maybe its time to drop this machine driver as well.

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#1526584 — Re: [RFT v2 2/5] ASoC: samsung: smdk_wm8580: Remove old platforms and drop mach-types usage

FromSylwester Nawrocki <s.nawrocki@samsung.com>
Date2016-11-21 12:30 +0100
SubjectRe: [RFT v2 2/5] ASoC: samsung: smdk_wm8580: Remove old platforms and drop mach-types usage
Message-ID<sFUXn-vK-5@gated-at.bofh.it>
In reply to#1526543
On 11/21/2016 11:34 AM, Lars-Peter Clausen wrote:
> On 11/21/2016 11:30 AM, Sylwester Nawrocki wrote:
>> > On 11/20/2016 08:24 PM, Krzysztof Kozlowski wrote:
>>> >>
>>> >> Not tested. The driver did not override .platform_name which looks
>>> >> suspicious to me. However I did not want to add changes which could have
>>> >> some visible impact on output code.
>> > 
>> > The patch looks good to me. However the existing smdk64xx sound support
>> > less so. I don't have smdk6410 set up for testing yet, possibly I get
>> > around that next week.
>> > Indeed it's strange .platform_name is not also "samsung-i2s.2".
>
> I think that is a fallout from commit a08485d8fdf6f ("ASoC: Samsung: Do not
> register samsung audio dma device as pdev"). Given nobody noticed this in
> the last 4 years maybe its time to drop this machine driver as well.

Yeah, looks like since that commit things are broken.  Even though nobody
seems to be interested I'm inclined to not removing this machine driver
just yet, otherwise there will not be any board in mainline I could test
s3c64xx IP block related code changes. I'll try to find time to make this
working again.

--
Thanks,
Sylwester

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#1527740 — Applied "ASoC: samsung: smdk_wm8580: Remove old platforms and drop mach-types usage" to the asoc tree

FromMark Brown <broonie@kernel.org>
Date2016-11-22 18:30 +0100
SubjectApplied "ASoC: samsung: smdk_wm8580: Remove old platforms and drop mach-types usage" to the asoc tree
Message-ID<sGn3k-1LJ-39@gated-at.bofh.it>
In reply to#1526276
The patch

   ASoC: samsung: smdk_wm8580: Remove old platforms and drop mach-types usage

has been applied to the asoc tree at

   git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git 

All being well this means that it will be integrated into the linux-next
tree (usually sometime in the next 24 hours) and sent to Linus during
the next merge window (or sooner if it is a bug fix), however if
problems are discovered then the patch may be dropped or reverted.  

You may get further e-mails resulting from automated or manual testing
and review of the tree, please engage with people reporting problems and
send followup patches addressing any issues that are reported if needed.

If any updates are required or you are submitting further changes they
should be sent as incremental updates against current git, existing
patches will not be replaced.

Please add any relevant lists and maintainers to the CCs when replying
to this mail.

Thanks,
Mark

From cd9e2b62768c21c051c585f9d4935b4fa6e9603e Mon Sep 17 00:00:00 2001
From: Krzysztof Kozlowski <krzk@kernel.org>
Date: Sun, 20 Nov 2016 21:24:52 +0200
Subject: [PATCH] ASoC: samsung: smdk_wm8580: Remove old platforms and drop
 mach-types usage

MACH_SMDKC100, MACH_SMDKV210 and MACH_SMDKC110 are no longer supported
so we can drop the dead code.  After this the driver no longer
differentiates between machines (S3C24xx machines are not supported by
it) so there is no need to override I2S device id in cpu_dai_name and
SEC_PLAYBACK dai_link can be removed as well.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
---
 sound/soc/samsung/smdk_wm8580.c | 30 +++---------------------------
 1 file changed, 3 insertions(+), 27 deletions(-)

diff --git a/sound/soc/samsung/smdk_wm8580.c b/sound/soc/samsung/smdk_wm8580.c
index 548bfd993788..de724ce7b955 100644
--- a/sound/soc/samsung/smdk_wm8580.c
+++ b/sound/soc/samsung/smdk_wm8580.c
@@ -14,8 +14,6 @@
 #include <sound/soc.h>
 #include <sound/pcm_params.h>
 
-#include <asm/mach-types.h>
-
 #include "../codecs/wm8580.h"
 #include "i2s.h"
 
@@ -147,7 +145,6 @@ static int smdk_wm8580_init_paiftx(struct snd_soc_pcm_runtime *rtd)
 enum {
 	PRI_PLAYBACK = 0,
 	PRI_CAPTURE,
-	SEC_PLAYBACK,
 };
 
 #define SMDK_DAI_FMT (SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | \
@@ -157,7 +154,7 @@ static struct snd_soc_dai_link smdk_dai[] = {
 	[PRI_PLAYBACK] = { /* Primary Playback i/f */
 		.name = "WM8580 PAIF RX",
 		.stream_name = "Playback",
-		.cpu_dai_name = "samsung-i2s.0",
+		.cpu_dai_name = "samsung-i2s.2",
 		.codec_dai_name = "wm8580-hifi-playback",
 		.platform_name = "samsung-i2s.0",
 		.codec_name = "wm8580.0-001b",
@@ -167,7 +164,7 @@ static struct snd_soc_dai_link smdk_dai[] = {
 	[PRI_CAPTURE] = { /* Primary Capture i/f */
 		.name = "WM8580 PAIF TX",
 		.stream_name = "Capture",
-		.cpu_dai_name = "samsung-i2s.0",
+		.cpu_dai_name = "samsung-i2s.2",
 		.codec_dai_name = "wm8580-hifi-capture",
 		.platform_name = "samsung-i2s.0",
 		.codec_name = "wm8580.0-001b",
@@ -175,23 +172,13 @@ static struct snd_soc_dai_link smdk_dai[] = {
 		.init = smdk_wm8580_init_paiftx,
 		.ops = &smdk_ops,
 	},
-	[SEC_PLAYBACK] = { /* Sec_Fifo Playback i/f */
-		.name = "Sec_FIFO TX",
-		.stream_name = "Playback",
-		.cpu_dai_name = "samsung-i2s-sec",
-		.codec_dai_name = "wm8580-hifi-playback",
-		.platform_name = "samsung-i2s-sec",
-		.codec_name = "wm8580.0-001b",
-		.dai_fmt = SMDK_DAI_FMT,
-		.ops = &smdk_ops,
-	},
 };
 
 static struct snd_soc_card smdk = {
 	.name = "SMDK-I2S",
 	.owner = THIS_MODULE,
 	.dai_link = smdk_dai,
-	.num_links = 2,
+	.num_links = ARRAY_SIZE(smdk_dai),
 
 	.dapm_widgets = smdk_wm8580_dapm_widgets,
 	.num_dapm_widgets = ARRAY_SIZE(smdk_wm8580_dapm_widgets),
@@ -204,17 +191,6 @@ static struct platform_device *smdk_snd_device;
 static int __init smdk_audio_init(void)
 {
 	int ret;
-	char *str;
-
-	if (machine_is_smdkc100()
-			|| machine_is_smdkv210() || machine_is_smdkc110()) {
-		smdk.num_links = 3;
-	} else if (machine_is_smdk6410()) {
-		str = (char *)smdk_dai[PRI_PLAYBACK].cpu_dai_name;
-		str[strlen(str) - 1] = '2';
-		str = (char *)smdk_dai[PRI_CAPTURE].cpu_dai_name;
-		str[strlen(str) - 1] = '2';
-	}
 
 	smdk_snd_device = platform_device_alloc("soc-audio", -1);
 	if (!smdk_snd_device)
-- 
2.10.2

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