From: Mark Brown <broonie@kernel.org>
To: Shengjiu Wang <shengjiu.wang@gmail.com>
Cc: Lucas Stach <l.stach@pengutronix.de>,
Shengjiu Wang <shengjiu.wang@nxp.com>,
Timur Tabi <timur@kernel.org>,
Nicolin Chen <nicoleotsuka@gmail.com>,
Xiubo Li <Xiubo.Lee@gmail.com>,
Fabio Estevam <festevam@gmail.com>,
Liam Girdwood <lgirdwood@gmail.com>,
perex@perex.cz, Takashi Iwai <tiwai@suse.com>,
shawnguo@kernel.org, s.hauer@pengutronix.de,
kernel@pengutronix.de, linux-imx@nxp.com,
Sumit Semwal <sumit.semwal@linaro.org>,
Linux-ALSA <alsa-devel@alsa-project.org>,
linuxppc-dev@lists.ozlabs.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel <linux-kernel@vger.kernel.org>,
linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org,
linaro-mm-sig@lists.linaro.org
Subject: Re: [PATCH] ASoC: fsl: imx-pcm-dma: Don't request dma channel in probe
Date: Fri, 22 May 2020 14:12:42 +0100 [thread overview]
Message-ID: <20200522131242.GI5801@sirena.org.uk> (raw)
In-Reply-To: <CAA+D8AOiVVi3B4dzU8r=rCMz=6w9R=wxBkzAQ=0=RAQLKCWy8Q@mail.gmail.com>
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On Thu, May 21, 2020 at 07:30:04PM +0800, Shengjiu Wang wrote:
> On Wed, May 20, 2020 at 8:38 PM Mark Brown <broonie@kernel.org> wrote:
> > Other drivers having problems means those drivers should be fixed, not
> > that we should copy the problems. In the case of the PXA driver that's
> > very old code which predates deferred probe by I'd guess a decade.
> Thanks.
> For the FE-BE case, do you have any suggestion for how fix it?
> With DMA1->ASRC->DMA2->ESAI case, the DMA1->ASRC->DMA2
> is in FE, ESAI is in BE. When ESAI drvier probe, DMA3 channel is
> created with ESAI's "dma:tx" (DMA3 channel
> is not used in this FE-BE case). When FE-BE startup, DMA2
> channel is created, it needs the ESAI's "dma:tx", so the warning
> comes out.
Not really TBH, this seems like another one of those csaes where DPCM is
creaking at the seams :/
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WARNING: multiple messages have this Message-ID (diff)
From: Mark Brown <broonie@kernel.org>
To: Shengjiu Wang <shengjiu.wang@gmail.com>
Cc: Sumit Semwal <sumit.semwal@linaro.org>,
linaro-mm-sig@lists.linaro.org,
Linux-ALSA <alsa-devel@alsa-project.org>,
linuxppc-dev@lists.ozlabs.org,
linux-kernel <linux-kernel@vger.kernel.org>,
Timur Tabi <timur@kernel.org>, Xiubo Li <Xiubo.Lee@gmail.com>,
shawnguo@kernel.org, Shengjiu Wang <shengjiu.wang@nxp.com>,
Takashi Iwai <tiwai@suse.com>,
Liam Girdwood <lgirdwood@gmail.com>,
dri-devel@lists.freedesktop.org,
Nicolin Chen <nicoleotsuka@gmail.com>,
linux-imx@nxp.com, kernel@pengutronix.de,
linux-media@vger.kernel.org, Fabio Estevam <festevam@gmail.com>,
s.hauer@pengutronix.de, linux-arm-kernel@lists.infradead.org,
Lucas Stach <l.stach@pengutronix.de>
Subject: Re: [PATCH] ASoC: fsl: imx-pcm-dma: Don't request dma channel in probe
Date: Fri, 22 May 2020 14:12:42 +0100 [thread overview]
Message-ID: <20200522131242.GI5801@sirena.org.uk> (raw)
In-Reply-To: <CAA+D8AOiVVi3B4dzU8r=rCMz=6w9R=wxBkzAQ=0=RAQLKCWy8Q@mail.gmail.com>
[-- Attachment #1: Type: text/plain, Size: 851 bytes --]
On Thu, May 21, 2020 at 07:30:04PM +0800, Shengjiu Wang wrote:
> On Wed, May 20, 2020 at 8:38 PM Mark Brown <broonie@kernel.org> wrote:
> > Other drivers having problems means those drivers should be fixed, not
> > that we should copy the problems. In the case of the PXA driver that's
> > very old code which predates deferred probe by I'd guess a decade.
> Thanks.
> For the FE-BE case, do you have any suggestion for how fix it?
> With DMA1->ASRC->DMA2->ESAI case, the DMA1->ASRC->DMA2
> is in FE, ESAI is in BE. When ESAI drvier probe, DMA3 channel is
> created with ESAI's "dma:tx" (DMA3 channel
> is not used in this FE-BE case). When FE-BE startup, DMA2
> channel is created, it needs the ESAI's "dma:tx", so the warning
> comes out.
Not really TBH, this seems like another one of those csaes where DPCM is
creaking at the seams :/
[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 488 bytes --]
WARNING: multiple messages have this Message-ID (diff)
From: Mark Brown <broonie@kernel.org>
To: Shengjiu Wang <shengjiu.wang@gmail.com>
Cc: Sumit Semwal <sumit.semwal@linaro.org>,
linaro-mm-sig@lists.linaro.org,
Linux-ALSA <alsa-devel@alsa-project.org>,
linuxppc-dev@lists.ozlabs.org,
linux-kernel <linux-kernel@vger.kernel.org>,
Timur Tabi <timur@kernel.org>, Xiubo Li <Xiubo.Lee@gmail.com>,
shawnguo@kernel.org, Shengjiu Wang <shengjiu.wang@nxp.com>,
Takashi Iwai <tiwai@suse.com>,
Liam Girdwood <lgirdwood@gmail.com>,
dri-devel@lists.freedesktop.org, perex@perex.cz,
Nicolin Chen <nicoleotsuka@gmail.com>,
linux-imx@nxp.com, kernel@pengutronix.de,
linux-media@vger.kernel.org, Fabio Estevam <festevam@gmail.com>,
s.hauer@pengutronix.de, linux-arm-kernel@lists.infradead.org,
Lucas Stach <l.stach@pengutronix.de>
Subject: Re: [PATCH] ASoC: fsl: imx-pcm-dma: Don't request dma channel in probe
Date: Fri, 22 May 2020 14:12:42 +0100 [thread overview]
Message-ID: <20200522131242.GI5801@sirena.org.uk> (raw)
In-Reply-To: <CAA+D8AOiVVi3B4dzU8r=rCMz=6w9R=wxBkzAQ=0=RAQLKCWy8Q@mail.gmail.com>
[-- Attachment #1: Type: text/plain, Size: 851 bytes --]
On Thu, May 21, 2020 at 07:30:04PM +0800, Shengjiu Wang wrote:
> On Wed, May 20, 2020 at 8:38 PM Mark Brown <broonie@kernel.org> wrote:
> > Other drivers having problems means those drivers should be fixed, not
> > that we should copy the problems. In the case of the PXA driver that's
> > very old code which predates deferred probe by I'd guess a decade.
> Thanks.
> For the FE-BE case, do you have any suggestion for how fix it?
> With DMA1->ASRC->DMA2->ESAI case, the DMA1->ASRC->DMA2
> is in FE, ESAI is in BE. When ESAI drvier probe, DMA3 channel is
> created with ESAI's "dma:tx" (DMA3 channel
> is not used in this FE-BE case). When FE-BE startup, DMA2
> channel is created, it needs the ESAI's "dma:tx", so the warning
> comes out.
Not really TBH, this seems like another one of those csaes where DPCM is
creaking at the seams :/
[-- Attachment #2: signature.asc --]
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WARNING: multiple messages have this Message-ID (diff)
From: Mark Brown <broonie@kernel.org>
To: Shengjiu Wang <shengjiu.wang@gmail.com>
Cc: Sumit Semwal <sumit.semwal@linaro.org>,
linaro-mm-sig@lists.linaro.org,
Linux-ALSA <alsa-devel@alsa-project.org>,
linuxppc-dev@lists.ozlabs.org,
linux-kernel <linux-kernel@vger.kernel.org>,
Timur Tabi <timur@kernel.org>, Xiubo Li <Xiubo.Lee@gmail.com>,
shawnguo@kernel.org, Shengjiu Wang <shengjiu.wang@nxp.com>,
Takashi Iwai <tiwai@suse.com>,
Liam Girdwood <lgirdwood@gmail.com>,
dri-devel@lists.freedesktop.org, perex@perex.cz,
Nicolin Chen <nicoleotsuka@gmail.com>,
linux-imx@nxp.com, kernel@pengutronix.de,
linux-media@vger.kernel.org, Fabio Estevam <festevam@gmail.com>,
s.hauer@pengutronix.de, linux-arm-kernel@lists.infradead.org,
Lucas Stach <l.stach@pengutronix.de>
Subject: Re: [PATCH] ASoC: fsl: imx-pcm-dma: Don't request dma channel in probe
Date: Fri, 22 May 2020 14:12:42 +0100 [thread overview]
Message-ID: <20200522131242.GI5801@sirena.org.uk> (raw)
In-Reply-To: <CAA+D8AOiVVi3B4dzU8r=rCMz=6w9R=wxBkzAQ=0=RAQLKCWy8Q@mail.gmail.com>
[-- Attachment #1.1: Type: text/plain, Size: 851 bytes --]
On Thu, May 21, 2020 at 07:30:04PM +0800, Shengjiu Wang wrote:
> On Wed, May 20, 2020 at 8:38 PM Mark Brown <broonie@kernel.org> wrote:
> > Other drivers having problems means those drivers should be fixed, not
> > that we should copy the problems. In the case of the PXA driver that's
> > very old code which predates deferred probe by I'd guess a decade.
> Thanks.
> For the FE-BE case, do you have any suggestion for how fix it?
> With DMA1->ASRC->DMA2->ESAI case, the DMA1->ASRC->DMA2
> is in FE, ESAI is in BE. When ESAI drvier probe, DMA3 channel is
> created with ESAI's "dma:tx" (DMA3 channel
> is not used in this FE-BE case). When FE-BE startup, DMA2
> channel is created, it needs the ESAI's "dma:tx", so the warning
> comes out.
Not really TBH, this seems like another one of those csaes where DPCM is
creaking at the seams :/
[-- Attachment #1.2: signature.asc --]
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_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
WARNING: multiple messages have this Message-ID (diff)
From: Mark Brown <broonie@kernel.org>
To: Shengjiu Wang <shengjiu.wang@gmail.com>
Cc: linaro-mm-sig@lists.linaro.org,
Linux-ALSA <alsa-devel@alsa-project.org>,
linuxppc-dev@lists.ozlabs.org,
linux-kernel <linux-kernel@vger.kernel.org>,
Timur Tabi <timur@kernel.org>, Xiubo Li <Xiubo.Lee@gmail.com>,
shawnguo@kernel.org, Shengjiu Wang <shengjiu.wang@nxp.com>,
Takashi Iwai <tiwai@suse.com>,
Liam Girdwood <lgirdwood@gmail.com>,
dri-devel@lists.freedesktop.org, perex@perex.cz,
Nicolin Chen <nicoleotsuka@gmail.com>,
linux-imx@nxp.com, kernel@pengutronix.de,
linux-media@vger.kernel.org, s.hauer@pengutronix.de,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] ASoC: fsl: imx-pcm-dma: Don't request dma channel in probe
Date: Fri, 22 May 2020 14:12:42 +0100 [thread overview]
Message-ID: <20200522131242.GI5801@sirena.org.uk> (raw)
In-Reply-To: <CAA+D8AOiVVi3B4dzU8r=rCMz=6w9R=wxBkzAQ=0=RAQLKCWy8Q@mail.gmail.com>
[-- Attachment #1.1: Type: text/plain, Size: 851 bytes --]
On Thu, May 21, 2020 at 07:30:04PM +0800, Shengjiu Wang wrote:
> On Wed, May 20, 2020 at 8:38 PM Mark Brown <broonie@kernel.org> wrote:
> > Other drivers having problems means those drivers should be fixed, not
> > that we should copy the problems. In the case of the PXA driver that's
> > very old code which predates deferred probe by I'd guess a decade.
> Thanks.
> For the FE-BE case, do you have any suggestion for how fix it?
> With DMA1->ASRC->DMA2->ESAI case, the DMA1->ASRC->DMA2
> is in FE, ESAI is in BE. When ESAI drvier probe, DMA3 channel is
> created with ESAI's "dma:tx" (DMA3 channel
> is not used in this FE-BE case). When FE-BE startup, DMA2
> channel is created, it needs the ESAI's "dma:tx", so the warning
> comes out.
Not really TBH, this seems like another one of those csaes where DPCM is
creaking at the seams :/
[-- Attachment #1.2: signature.asc --]
[-- Type: application/pgp-signature, Size: 488 bytes --]
[-- Attachment #2: Type: text/plain, Size: 160 bytes --]
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel
next prev parent reply other threads:[~2020-05-22 13:12 UTC|newest]
Thread overview: 87+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-19 9:41 [PATCH] ASoC: fsl: imx-pcm-dma: Don't request dma channel in probe Shengjiu Wang
2020-05-19 9:41 ` Shengjiu Wang
2020-05-19 9:41 ` Shengjiu Wang
2020-05-19 10:01 ` Lucas Stach
2020-05-19 10:01 ` Lucas Stach
2020-05-19 10:01 ` Lucas Stach
2020-05-19 10:01 ` Lucas Stach
2020-05-20 8:20 ` Shengjiu Wang
2020-05-20 8:20 ` Shengjiu Wang
2020-05-20 8:20 ` Shengjiu Wang
2020-05-20 8:20 ` Shengjiu Wang
2020-05-20 8:20 ` Shengjiu Wang
2020-05-20 9:42 ` Lucas Stach
2020-05-20 9:42 ` Lucas Stach
2020-05-20 9:42 ` Lucas Stach
2020-05-20 9:42 ` Lucas Stach
2020-05-20 9:42 ` Lucas Stach
2020-05-20 11:22 ` Shengjiu Wang
2020-05-20 11:22 ` Shengjiu Wang
2020-05-20 11:22 ` Shengjiu Wang
2020-05-20 11:22 ` Shengjiu Wang
2020-05-20 11:22 ` Shengjiu Wang
2020-05-20 12:38 ` Mark Brown
2020-05-20 12:38 ` Mark Brown
2020-05-20 12:38 ` Mark Brown
2020-05-20 12:38 ` Mark Brown
2020-05-20 12:38 ` Mark Brown
2020-05-21 11:30 ` Shengjiu Wang
2020-05-21 11:30 ` Shengjiu Wang
2020-05-21 11:30 ` Shengjiu Wang
2020-05-21 11:30 ` Shengjiu Wang
2020-05-21 11:30 ` Shengjiu Wang
2020-05-22 13:12 ` Mark Brown [this message]
2020-05-22 13:12 ` Mark Brown
2020-05-22 13:12 ` Mark Brown
2020-05-22 13:12 ` Mark Brown
2020-05-22 13:12 ` Mark Brown
2021-04-14 14:33 ` Robin Gong
2021-04-14 14:33 ` Robin Gong
2021-04-14 14:33 ` Robin Gong
2021-04-14 14:33 ` Robin Gong
2021-04-14 14:33 ` Robin Gong
2021-04-14 15:33 ` Lucas Stach
2021-04-14 15:33 ` Lucas Stach
2021-04-14 15:33 ` Lucas Stach
2021-04-14 15:33 ` Lucas Stach
2021-04-14 15:33 ` Lucas Stach
2021-04-19 7:17 ` Robin Gong
2021-04-19 7:17 ` Robin Gong
2021-04-19 7:17 ` Robin Gong
2021-04-19 7:17 ` Robin Gong
2021-04-19 7:17 ` Robin Gong
2021-04-19 9:46 ` Lucas Stach
2021-04-19 9:46 ` Lucas Stach
2021-04-19 9:46 ` Lucas Stach
2021-04-19 9:46 ` Lucas Stach
2021-04-19 9:46 ` Lucas Stach
2021-04-20 13:47 ` Robin Gong
2021-04-20 13:47 ` Robin Gong
2021-04-20 13:47 ` Robin Gong
2021-04-20 13:47 ` Robin Gong
2021-04-20 13:47 ` Robin Gong
2021-04-20 14:00 ` Lucas Stach
2021-04-20 14:00 ` Lucas Stach
2021-04-20 14:00 ` Lucas Stach
2021-04-20 14:00 ` Lucas Stach
2021-04-20 14:00 ` Lucas Stach
2021-04-21 14:54 ` Robin Gong
2021-04-21 14:54 ` Robin Gong
2021-04-21 14:54 ` Robin Gong
2021-04-21 14:54 ` Robin Gong
2021-04-21 14:54 ` Robin Gong
2021-04-21 17:43 ` Lucas Stach
2021-04-21 17:43 ` Lucas Stach
2021-04-21 17:43 ` Lucas Stach
2021-04-21 17:43 ` Lucas Stach
2021-04-21 17:43 ` Lucas Stach
2021-04-21 17:46 ` Mark Brown
2021-04-21 17:46 ` Mark Brown
2021-04-21 17:46 ` Mark Brown
2021-04-21 17:46 ` Mark Brown
2021-04-21 17:46 ` Mark Brown
2021-04-22 3:33 ` Robin Gong
2021-04-22 3:33 ` Robin Gong
2021-04-22 3:33 ` Robin Gong
2021-04-22 3:33 ` Robin Gong
2021-04-22 3:33 ` Robin Gong
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