From: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> To: Lee Jones <lee.jones@linaro.org> Cc: robh@kernel.org, broonie@kernel.org, linus.walleij@linaro.org, vinod.koul@linaro.org, alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, spapothi@codeaurora.org, bgoswami@codeaurora.org, linux-gpio@vger.kernel.org Subject: Re: [PATCH v2 02/11] mfd: wcd934x: add support to wcd9340/wcd9341 codec Date: Mon, 21 Oct 2019 13:14:09 +0100 [thread overview] Message-ID: <38dde3d9-8d7e-7dc0-7cba-137b43cea9d1@linaro.org> (raw) In-Reply-To: <20191021114520.GD4365@dell> On 21/10/2019 12:45, Lee Jones wrote: > On Mon, 21 Oct 2019, Srinivas Kandagatla wrote: > >> Thanks Lee for taking time to review. >> >> I agree with most of the style related comments, will fix them in next >> version. For others I have replied it inline. > > [...] > >>>> +static int wcd934x_slim_status(struct slim_device *sdev, >>>> + enum slim_device_status status) >>>> +{ >>>> + struct device *dev = &sdev->dev; >>>> + struct wcd934x_data *wcd; >>>> + int ret; >>> >>> This is semantically odd! Why are you doing most of the >>> initialisation and bring-up in 'status' and not 'probe'. Seems >>> broken to me. >> >> SLIMBus device will not be in a state to communicate before enumeration (at >> probe), so all the device initialization is done in status callback where it >> is ready for communication. > > Why do we need the device to be up *before* calling probe? > To Initialize the device. And SLIMbus device registers access can not be done before enumeration. >> This is same with SoundWire Bus as well! > > [...] > >>>> + struct device *dev; >>>> + struct clk *extclk; >>>> + struct regmap *regmap; >>>> + struct slim_device *sdev; >>> >>> You don't need 'sdev' and 'dev'. >> >> slim_device instance (sdev) is required by audio codec driver to allocate >> stream runtime. > > You can extrapolate one from the other. That is possible to do! I can give that a try and see in next version! >
WARNING: multiple messages have this Message-ID (diff)
From: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> To: Lee Jones <lee.jones@linaro.org> Cc: robh@kernel.org, alsa-devel@alsa-project.org, bgoswami@codeaurora.org, vinod.koul@linaro.org, devicetree@vger.kernel.org, linus.walleij@linaro.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, broonie@kernel.org, spapothi@codeaurora.org Subject: Re: [alsa-devel] [PATCH v2 02/11] mfd: wcd934x: add support to wcd9340/wcd9341 codec Date: Mon, 21 Oct 2019 13:14:09 +0100 [thread overview] Message-ID: <38dde3d9-8d7e-7dc0-7cba-137b43cea9d1@linaro.org> (raw) In-Reply-To: <20191021114520.GD4365@dell> On 21/10/2019 12:45, Lee Jones wrote: > On Mon, 21 Oct 2019, Srinivas Kandagatla wrote: > >> Thanks Lee for taking time to review. >> >> I agree with most of the style related comments, will fix them in next >> version. For others I have replied it inline. > > [...] > >>>> +static int wcd934x_slim_status(struct slim_device *sdev, >>>> + enum slim_device_status status) >>>> +{ >>>> + struct device *dev = &sdev->dev; >>>> + struct wcd934x_data *wcd; >>>> + int ret; >>> >>> This is semantically odd! Why are you doing most of the >>> initialisation and bring-up in 'status' and not 'probe'. Seems >>> broken to me. >> >> SLIMBus device will not be in a state to communicate before enumeration (at >> probe), so all the device initialization is done in status callback where it >> is ready for communication. > > Why do we need the device to be up *before* calling probe? > To Initialize the device. And SLIMbus device registers access can not be done before enumeration. >> This is same with SoundWire Bus as well! > > [...] > >>>> + struct device *dev; >>>> + struct clk *extclk; >>>> + struct regmap *regmap; >>>> + struct slim_device *sdev; >>> >>> You don't need 'sdev' and 'dev'. >> >> slim_device instance (sdev) is required by audio codec driver to allocate >> stream runtime. > > You can extrapolate one from the other. That is possible to do! I can give that a try and see in next version! > _______________________________________________ Alsa-devel mailing list Alsa-devel@alsa-project.org https://mailman.alsa-project.org/mailman/listinfo/alsa-devel
next prev parent reply other threads:[~2019-10-21 12:14 UTC|newest] Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-10-18 0:18 [PATCH v2 00/11] ASoC: Add support to WCD9340/WCD9341 codec Srinivas Kandagatla 2019-10-18 0:18 ` [alsa-devel] " Srinivas Kandagatla 2019-10-18 0:18 ` [PATCH v2 01/11] ASoC: dt-bindings: add dt bindings for WCD9340/WCD9341 audio codec Srinivas Kandagatla 2019-10-18 0:18 ` [alsa-devel] " Srinivas Kandagatla 2019-10-25 20:43 ` Rob Herring 2019-10-25 20:43 ` [alsa-devel] " Rob Herring 2019-10-28 12:40 ` Srinivas Kandagatla 2019-10-28 12:40 ` [alsa-devel] " Srinivas Kandagatla 2019-10-28 12:45 ` Srinivas Kandagatla 2019-10-28 12:45 ` [alsa-devel] " Srinivas Kandagatla 2019-10-29 20:47 ` Rob Herring 2019-10-29 20:47 ` [alsa-devel] " Rob Herring 2019-10-30 9:55 ` Srinivas Kandagatla 2019-10-30 9:55 ` [alsa-devel] " Srinivas Kandagatla 2019-11-05 19:08 ` Rob Herring 2019-11-05 19:08 ` [alsa-devel] " Rob Herring 2019-11-06 18:09 ` Srinivas Kandagatla 2019-11-06 18:09 ` [alsa-devel] " Srinivas Kandagatla 2019-11-06 19:20 ` Rob Herring 2019-11-06 19:20 ` [alsa-devel] " Rob Herring 2019-10-18 0:18 ` [PATCH v2 02/11] mfd: wcd934x: add support to wcd9340/wcd9341 codec Srinivas Kandagatla 2019-10-18 0:18 ` [alsa-devel] " Srinivas Kandagatla 2019-10-21 10:46 ` Lee Jones 2019-10-21 10:46 ` [alsa-devel] " Lee Jones 2019-10-21 11:25 ` Srinivas Kandagatla 2019-10-21 11:25 ` [alsa-devel] " Srinivas Kandagatla 2019-10-21 11:45 ` Lee Jones 2019-10-21 11:45 ` [alsa-devel] " Lee Jones 2019-10-21 12:14 ` Srinivas Kandagatla [this message] 2019-10-21 12:14 ` Srinivas Kandagatla 2019-10-21 13:19 ` Lee Jones 2019-10-21 13:19 ` [alsa-devel] " Lee Jones 2019-10-18 0:18 ` [PATCH v2 03/11] ASoC: " Srinivas Kandagatla 2019-10-18 0:18 ` [alsa-devel] " Srinivas Kandagatla 2019-10-18 0:18 ` [PATCH v2 04/11] ASoC: wcd934x: add basic controls Srinivas Kandagatla 2019-10-18 0:18 ` [alsa-devel] " Srinivas Kandagatla 2019-10-18 0:18 ` [PATCH v2 05/11] ASoC: wcd934x: add playback dapm widgets Srinivas Kandagatla 2019-10-18 0:18 ` [alsa-devel] " Srinivas Kandagatla 2019-10-20 20:05 ` Cezary Rojewski 2019-10-20 20:05 ` [alsa-devel] " Cezary Rojewski 2019-10-21 9:46 ` Srinivas Kandagatla 2019-10-21 9:46 ` [alsa-devel] " Srinivas Kandagatla 2019-10-18 0:18 ` [PATCH v2 06/11] ASoC: wcd934x: add capture " Srinivas Kandagatla 2019-10-18 0:18 ` [alsa-devel] " Srinivas Kandagatla 2019-10-18 0:18 ` [PATCH v2 07/11] ASoC: wcd934x: add audio routings Srinivas Kandagatla 2019-10-18 0:18 ` [alsa-devel] " Srinivas Kandagatla 2019-10-18 0:18 ` [PATCH v2 08/11] dt-bindings: pinctrl: qcom-wcd934x: Add bindings for gpio Srinivas Kandagatla 2019-10-18 0:18 ` [alsa-devel] " Srinivas Kandagatla 2019-10-25 21:00 ` Rob Herring 2019-10-25 21:00 ` [alsa-devel] " Rob Herring 2019-10-28 12:41 ` Srinivas Kandagatla 2019-10-28 12:41 ` [alsa-devel] " Srinivas Kandagatla 2019-10-18 0:18 ` [PATCH v2 09/11] pinctrl: qcom-wcd934x: Add support to wcd934x pinctrl driver Srinivas Kandagatla 2019-10-18 0:18 ` [alsa-devel] " Srinivas Kandagatla 2019-10-18 0:18 ` [PATCH v2 10/11] ASoC: dt-bindings: Add compatible for DB845c and Lenovo Yoga Srinivas Kandagatla 2019-10-18 0:18 ` [alsa-devel] " Srinivas Kandagatla 2019-10-25 21:01 ` Rob Herring 2019-10-25 21:01 ` [alsa-devel] " Rob Herring 2019-10-18 0:18 ` [PATCH v2 11/11] ASoC: qcom: sdm845: add support to " Srinivas Kandagatla 2019-10-18 0:18 ` [alsa-devel] " Srinivas Kandagatla
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