From: Mika Westerberg <mika.westerberg@linux.intel.com>
To: Hans de Goede <hdegoede@redhat.com>
Cc: intel-gfx <intel-gfx@lists.freedesktop.org>,
"Rafael J . Wysocki" <rjw@rjwysocki.net>,
linux-acpi@vger.kernel.org, dri-devel@lists.freedesktop.org,
Rodrigo Vivi <rodrigo.vivi@intel.com>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Len Brown <lenb@kernel.org>
Subject: Re: [PATCH v4 1/3] ACPI / PMIC: Add support for executing PMIC MIPI sequence elements
Date: Fri, 14 Dec 2018 11:47:02 +0200 [thread overview]
Message-ID: <20181214094702.GS2469@lahna.fi.intel.com> (raw)
In-Reply-To: <20181213153533.10949-1-hdegoede@redhat.com>
On Thu, Dec 13, 2018 at 04:35:31PM +0100, Hans de Goede wrote:
> DSI LCD panels describe an initialization sequence in the Video BIOS
> Tables using so called MIPI sequences. One possible element in these
> sequences is a PMIC specific element of 15 bytes.
>
> Although this is not really an ACPI opregion, the ACPI opregion code is the
> closest thing we have. We need to have support for these PMIC specific MIPI
> sequence elements somwhere. Since we already instantiate a special platform
> device for Intel PMICs for the ACPI PMIC OpRegion handler to bind to,
> with PMIC specific implementations of the OpRegion, the handling of MIPI
> sequence PMIC elements fits very well in the ACPI PMIC OpRegion code.
>
> This commit adds a new intel_soc_pmic_exec_mipi_pmic_seq_element()
> function, which is to be backed by a PMIC specific
> exec_mipi_pmic_seq_element callback. This function will be called by the
> i915 code to execture MIPI sequence PMIC elements.
>
> Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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next prev parent reply other threads:[~2018-12-14 9:47 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-13 15:35 [PATCH v4 1/3] ACPI / PMIC: Add support for executing PMIC MIPI sequence elements Hans de Goede
2018-12-13 15:35 ` [PATCH v4 2/3] ACPI / PMIC: Implement exec_mipi_pmic_seq_element for CHT Whiskey Cove PMIC Hans de Goede
2018-12-14 9:49 ` Mika Westerberg
2018-12-14 10:48 ` Hans de Goede
2018-12-14 11:04 ` Mika Westerberg
2018-12-14 11:52 ` Rafael J. Wysocki
2018-12-13 15:35 ` [PATCH v4 3/3] drm/i915/intel_dsi_vbt: Add support for PMIC MIPI sequences Hans de Goede
2018-12-13 16:05 ` ✗ Fi.CI.BAT: failure for series starting with [v4,1/3] ACPI / PMIC: Add support for executing PMIC MIPI sequence elements Patchwork
2018-12-13 16:26 ` Hans de Goede
2018-12-14 9:47 ` Mika Westerberg [this message]
2018-12-20 11:26 ` ✓ Fi.CI.BAT: success " Patchwork
2018-12-21 11:06 ` ✓ Fi.CI.IGT: " Patchwork
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