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From: Florian Fainelli <florian.fainelli@broadcom.com>
To: Sam Edwards <cfsworks@gmail.com>,
	Justin Chen <justin.chen@broadcom.com>,
	Al Cooper <alcooperx@gmail.com>
Cc: Broadcom internal kernel review list
	<bcm-kernel-feedback-list@broadcom.com>,
	Vinod Koul <vkoul@kernel.org>,
	Kishon Vijay Abraham I <kishon@kernel.org>,
	linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org
Subject: Re: [PATCH v2 2/2] phy: usb: update Broadcom driver table to use designated initializers
Date: Fri, 4 Oct 2024 10:21:32 -0700	[thread overview]
Message-ID: <1c35bb90-24f4-494d-b7f0-def4d9e598f5@broadcom.com> (raw)
In-Reply-To: <20241004034131.1363813-3-CFSworks@gmail.com>

On 10/3/24 20:41, Sam Edwards wrote:
> The Broadcom USB PHY driver contains a lookup table
> (`reg_bits_map_tables`) to resolve register bitmaps unique to certain
> versions of the USB PHY as found in various Broadcom chip families.
> Historically, this table was just kept carefully in sync with the
> "selector" enum every time the latter changed to ensure consistency.
> However, a recent commit [1] introduced two new enumerators but did not
> adjust the array for BCM4908, thus breaking the xHCI controller (and
> boot process) on this platform and revealing the fragility of this
> approach.
> 
> Since these arrays are a little sparse (many elements are zero) and the
> position of the array elements is significant only insofar as they agree
> with the enumerators, designated initializers are a better fit than
> positional initializers here. Convert this table accordingly.
> 
> [1] 4536fe9640b6 ("phy: usb: suppress OC condition for 7439b2")
> 
> Signed-off-by: Sam Edwards <CFSworks@gmail.com>

Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
-- 
Florian

  reply	other threads:[~2024-10-04 17:21 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-04  3:41 [PATCH v2 0/2] phy: usb: Broadcom BCM4908 USB init fixes Sam Edwards
2024-10-04  3:41 ` [PATCH v2 1/2] phy: usb: Fix missing elements in BCM4908 USB init array Sam Edwards
2024-10-04 16:14   ` Florian Fainelli
2024-10-04 23:35     ` Sam Edwards
2024-10-04 23:37       ` Florian Fainelli
2024-10-04 23:34   ` Justin Chen
2024-10-04  3:41 ` [PATCH v2 2/2] phy: usb: update Broadcom driver table to use designated initializers Sam Edwards
2024-10-04 17:21   ` Florian Fainelli [this message]
2024-10-04 23:35   ` Justin Chen
2024-10-07 15:48 ` (subset) [PATCH v2 0/2] phy: usb: Broadcom BCM4908 USB init fixes Vinod Koul
2024-10-07 17:06   ` Florian Fainelli
2024-10-07 18:12     ` Vinod Koul
2024-10-07 18:17       ` Florian Fainelli

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