From: Andy Shevchenko <andriy.shevchenko@intel.com>
To: Thierry Chatard <tchatard@gmail.com>
Cc: linux-kernel@vger.kernel.org, hansg@kernel.org, lee@kernel.org,
platform-driver-x86@vger.kernel.org,
ilpo.jarvinen@linux.intel.com, djrscally@gmail.com,
linux-media@vger.kernel.org, mchehab@kernel.org,
sakari.ailus@linux.intel.com, jacopo.mondi@ideasonboard.com,
nicholas@rothemail.net, v.vitovt@gmail.com
Subject: Re: [PATCH v10 4/8] platform/x86: int3472: tps68470: add static clock consumer support
Date: Tue, 1 Sep 2026 14:12:22 +0300 [thread overview]
Message-ID: <apazFgPm4B5B_KdZ@ashevche-desk.local> (raw)
In-Reply-To: <20260831160754.9857-5-tchatard@gmail.com>
On Mon, Aug 31, 2026 at 06:07:50PM +0200, Thierry Chatard wrote:
> On some platforms a sensor's ACPI _DEP does not list the INT3472 device,
> so for_each_acpi_consumer_dev() misses that sensor and never registers its
> tps68470-clk consumer entry, leaving the sensor without its MCLK.
>
> Add optional n_clk_consumers/clk_consumers fields to the board data. When
> set, probe builds the tps68470-clk platform data from that static list
> instead of walking the ACPI consumers. Boards that leave the fields unset
> keep using the existing ACPI traversal.
...
> - n_consumers = skl_int3472_fill_clk_pdata(dev, &clk_pdata);
> - if (n_consumers < 0)
> - return n_consumers;
> + if (board_data->n_clk_consumers) {
> + clk_pdata = devm_kzalloc(dev,
> + struct_size(clk_pdata, consumers,
> + board_data->n_clk_consumers),
> + GFP_KERNEL);
> + if (!clk_pdata)
> + return -ENOMEM;
> + clk_pdata->n_consumers = board_data->n_clk_consumers;
> + for (i = 0; i < board_data->n_clk_consumers; i++)
> + clk_pdata->consumers[i] = board_data->clk_consumers[i];
> + n_consumers = board_data->n_clk_consumers;
> + } else {
> + n_consumers = skl_int3472_fill_clk_pdata(dev, &clk_pdata);
> + if (n_consumers < 0)
> + return n_consumers;
> + }
Can it be done in a helper, so we will have here something like this:
if (board_data->n_clk_consumers)
n_consumers = skl_int3472_fill_static_clk_pdata(dev, &clk_pdata);
else
n_consumers = skl_int3472_fill_clk_pdata(dev, &clk_pdata);
if (n_consumers < 0)
return n_consumers;
?
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2026-09-01 11:12 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-31 16:07 [PATCH v10 0/8] Enable cameras on Dell Latitude 5285 2-in-1 Thierry Chatard
2026-08-31 16:07 ` [PATCH v10 1/8] mfd: intel-lpss: add resource conflict quirk for Dell Latitude 5285 Thierry Chatard
2026-08-31 16:07 ` [PATCH v10 2/8] platform/x86: int3472: tps68470: use unsigned int for GPIO lookup loop counters Thierry Chatard
2026-09-01 9:48 ` Andy Shevchenko
2026-08-31 16:07 ` [PATCH v10 3/8] platform/x86: int3472: tps68470: move Windows MFD setup below the device-type switch Thierry Chatard
2026-09-01 10:55 ` Andy Shevchenko
2026-08-31 16:07 ` [PATCH v10 4/8] platform/x86: int3472: tps68470: add static clock consumer support Thierry Chatard
2026-09-01 11:12 ` Andy Shevchenko [this message]
2026-09-04 7:06 ` Sakari Ailus
2026-08-31 16:07 ` [PATCH v10 5/8] platform/x86: int3472: tps68470: use a common always-on VIO regulator init_data Thierry Chatard
2026-09-01 11:13 ` Andy Shevchenko
2026-08-31 16:07 ` [PATCH v10 6/8] platform/x86: int3472: tps68470: add board data for Dell Latitude 5285 Thierry Chatard
2026-09-01 11:15 ` Andy Shevchenko
2026-08-31 16:07 ` [PATCH v10 7/8] media: ipu-bridge: add sensor configuration for OV8858 (INT3477) Thierry Chatard
2026-09-01 9:48 ` Andy Shevchenko
2026-08-31 16:07 ` [PATCH v10 8/8] media: ov8858: add ACPI device ID INT3477 Thierry Chatard
2026-09-01 10:56 ` Andy Shevchenko
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