From: Michael Grzeschik <mgr@kernel.org>
To: "Uwe Kleine-König (The Capable Hub)" <u.kleine-koenig@baylibre.com>
Cc: Andrew Lunn <andrew+netdev@lunn.ch>,
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Subject: Re: [PATCH net-next v3 2/2] net: Consistently define pci_device_ids using named initializers
Date: Mon, 11 May 2026 13:57:49 +0200 [thread overview]
Message-ID: <agHEPQ5tLFKW0uum@pengutronix.de> (raw)
In-Reply-To: <20260511090023.1634387-6-u.kleine-koenig@baylibre.com>
On Mon, May 11, 2026 at 11:00:24AM +0200, Uwe Kleine-König (The Capable Hub) wrote:
> ... and PCI device helpers.
>
> The various struct pci_device_id arrays were initialized mostly by one
> the PCI_DEVICE macros and then list expressions. The latter isn't easily
> readable if you're not into PCI. Using named initializers is more
> explicit and thus easier to parse.
>
> Also use PCI_DEVICE* helper macros to assign .vendor, .device,
> .subvendor and .subdevice where appropriate and skip explicit
> assignments of 0 (which the compiler takes care of).
>
> The secret plan is to make struct pci_device_id::driver_data an
> anonymous union (similar to
> https://lore.kernel.org/all/cover.1776579304.git.u.kleine-koenig@baylibre.com/)
> and that requires named initializers. But it's also a nice cleanup on
> its own.
>
> This change doesn't introduce changes to the compiled pci_device_id
> arrays. Tested on x86 and arm64.
>
> Reviewed-by: Jijie Shao <shaojijie@huawei.com>
> Acked-by: Arend van Spriel <arend.vanspriel@broadcom.com>
> Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@intel.com>
> Reviewed-by: Petr Machata <petrm@nvidia.com> # for mlxsw
> Acked-by: Jacob Keller <jacob.e.keller@intel.com>
> Acked-by: Johannes Berg <johannes@sipsolutions.net>
> Signed-off-by: Uwe Kleine-König (The Capable Hub) <u.kleine-koenig@baylibre.com>
> Forwarded: id:76da4f44d48bdde84580963862bf9616bee5c9e9.1778149923.git.u.kleine-koenig@baylibre.com (v2)
> ---
> drivers/net/arcnet/com20020-pci.c | 242 +++------
[...]
> diff --git a/drivers/net/arcnet/com20020-pci.c b/drivers/net/arcnet/com20020-pci.c
> index dbadda08dce2..6474c7be2992 100644
> --- a/drivers/net/arcnet/com20020-pci.c
> +++ b/drivers/net/arcnet/com20020-pci.c
> @@ -459,168 +459,88 @@ static struct com20020_pci_card_info card_info_eae_fb2 = {
>
> static const struct pci_device_id com20020pci_id_table[] = {
> {
> - 0x1571, 0xa001,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - 0,
> + PCI_DEVICE(0x1571, 0xa001),
> + .driver_data = 0,
> + }, {
> + PCI_DEVICE(0x1571, 0xa002),
> + .driver_data = 0,
> + }, {
> + PCI_DEVICE(0x1571, 0xa003),
> + .driver_data = 0,
> + }, {
> + PCI_DEVICE(0x1571, 0xa004),
> + .driver_data = 0,
> + }, {
> + PCI_DEVICE(0x1571, 0xa005),
> + .driver_data = 0,
> + }, {
> + PCI_DEVICE(0x1571, 0xa006),
> + .driver_data = 0,
> + }, {
> + PCI_DEVICE(0x1571, 0xa007),
> + .driver_data = 0,
> + }, {
> + PCI_DEVICE(0x1571, 0xa008),
> + .driver_data = 0,
> + }, {
> + PCI_DEVICE(0x1571, 0xa009),
> + .driver_data = (kernel_ulong_t)&card_info_5mbit,
> + }, {
> + PCI_DEVICE(0x1571, 0xa00a),
> + .driver_data = (kernel_ulong_t)&card_info_5mbit,
> + }, {
> + PCI_DEVICE(0x1571, 0xa00b),
> + .driver_data = (kernel_ulong_t)&card_info_5mbit,
> + }, {
> + PCI_DEVICE(0x1571, 0xa00c),
> + .driver_data = (kernel_ulong_t)&card_info_5mbit,
> + }, {
> + PCI_DEVICE(0x1571, 0xa00d),
> + .driver_data = (kernel_ulong_t)&card_info_5mbit,
> + }, {
> + PCI_DEVICE(0x1571, 0xa00e),
> + .driver_data = (kernel_ulong_t)&card_info_5mbit,
> + }, {
> + PCI_DEVICE(0x1571, 0xa201),
> + .driver_data = (kernel_ulong_t)&card_info_10mbit,
> + }, {
> + PCI_DEVICE(0x1571, 0xa202),
> + .driver_data = (kernel_ulong_t)&card_info_10mbit,
> + }, {
> + PCI_DEVICE(0x1571, 0xa203),
> + .driver_data = (kernel_ulong_t)&card_info_10mbit,
> + }, {
> + PCI_DEVICE(0x1571, 0xa204),
> + .driver_data = (kernel_ulong_t)&card_info_10mbit,
> + }, {
> + PCI_DEVICE(0x1571, 0xa205),
> + .driver_data = (kernel_ulong_t)&card_info_10mbit,
> + }, {
> + PCI_DEVICE(0x1571, 0xa206),
> + .driver_data = (kernel_ulong_t)&card_info_10mbit,
> + }, {
> + PCI_DEVICE_SUB(0x10B5, 0x9030, 0x10B5, 0x2978),
> + .driver_data = (kernel_ulong_t)&card_info_sohard,
> + }, {
> + PCI_DEVICE_SUB(0x10B5, 0x9050, 0x10B5, 0x2273),
> + .driver_data = (kernel_ulong_t)&card_info_sohard,
> + }, {
> + PCI_DEVICE_SUB(0x10B5, 0x9050, 0x10B5, 0x3263),
> + .driver_data = (kernel_ulong_t)&card_info_eae_arc1,
> + }, {
> + PCI_DEVICE_SUB(0x10B5, 0x9050, 0x10B5, 0x3292),
> + .driver_data = (kernel_ulong_t)&card_info_eae_ma1,
> + }, {
> + PCI_DEVICE_SUB(0x10B5, 0x9050, 0x10B5, 0x3294),
> + .driver_data = (kernel_ulong_t)&card_info_eae_fb2,
> + }, {
> + PCI_DEVICE(0x14BA, 0x6000),
> + .driver_data = (kernel_ulong_t)&card_info_10mbit,
> + }, {
> + PCI_DEVICE(0x10B5, 0x2200),
> + .driver_data = (kernel_ulong_t)&card_info_10mbit,
> },
> - {
> - 0x1571, 0xa002,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - 0,
> - },
> - {
> - 0x1571, 0xa003,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - 0
> - },
> - {
> - 0x1571, 0xa004,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - 0,
> - },
> - {
> - 0x1571, 0xa005,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - 0
> - },
> - {
> - 0x1571, 0xa006,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - 0
> - },
> - {
> - 0x1571, 0xa007,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - 0
> - },
> - {
> - 0x1571, 0xa008,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - 0
> - },
> - {
> - 0x1571, 0xa009,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - (kernel_ulong_t)&card_info_5mbit
> - },
> - {
> - 0x1571, 0xa00a,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - (kernel_ulong_t)&card_info_5mbit
> - },
> - {
> - 0x1571, 0xa00b,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - (kernel_ulong_t)&card_info_5mbit
> - },
> - {
> - 0x1571, 0xa00c,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - (kernel_ulong_t)&card_info_5mbit
> - },
> - {
> - 0x1571, 0xa00d,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - (kernel_ulong_t)&card_info_5mbit
> - },
> - {
> - 0x1571, 0xa00e,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - (kernel_ulong_t)&card_info_5mbit
> - },
> - {
> - 0x1571, 0xa201,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - (kernel_ulong_t)&card_info_10mbit
> - },
> - {
> - 0x1571, 0xa202,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - (kernel_ulong_t)&card_info_10mbit
> - },
> - {
> - 0x1571, 0xa203,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - (kernel_ulong_t)&card_info_10mbit
> - },
> - {
> - 0x1571, 0xa204,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - (kernel_ulong_t)&card_info_10mbit
> - },
> - {
> - 0x1571, 0xa205,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - (kernel_ulong_t)&card_info_10mbit
> - },
> - {
> - 0x1571, 0xa206,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - (kernel_ulong_t)&card_info_10mbit
> - },
> - {
> - 0x10B5, 0x9030,
> - 0x10B5, 0x2978,
> - 0, 0,
> - (kernel_ulong_t)&card_info_sohard
> - },
> - {
> - 0x10B5, 0x9050,
> - 0x10B5, 0x2273,
> - 0, 0,
> - (kernel_ulong_t)&card_info_sohard
> - },
> - {
> - 0x10B5, 0x9050,
> - 0x10B5, 0x3263,
> - 0, 0,
> - (kernel_ulong_t)&card_info_eae_arc1
> - },
> - {
> - 0x10B5, 0x9050,
> - 0x10B5, 0x3292,
> - 0, 0,
> - (kernel_ulong_t)&card_info_eae_ma1
> - },
> - {
> - 0x10B5, 0x9050,
> - 0x10B5, 0x3294,
> - 0, 0,
> - (kernel_ulong_t)&card_info_eae_fb2
> - },
> - {
> - 0x14BA, 0x6000,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - (kernel_ulong_t)&card_info_10mbit
> - },
> - {
> - 0x10B5, 0x2200,
> - PCI_ANY_ID, PCI_ANY_ID,
> - 0, 0,
> - (kernel_ulong_t)&card_info_10mbit
> - },
> - { 0, }
> + { }
> };
>
> MODULE_DEVICE_TABLE(pci, com20020pci_id_table);
For the com20020 arcnet driver:
Reviewed-by: Michael Grzeschik <mgr@kernel.org>
prev parent reply other threads:[~2026-05-11 11:58 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-11 9:00 [PATCH net-next v3 0/2] Rework pci_device_id initialisation Uwe Kleine-König (The Capable Hub)
2026-05-11 9:00 ` [PATCH net-next v3 2/2] net: Consistently define pci_device_ids using named initializers Uwe Kleine-König (The Capable Hub)
2026-05-11 9:21 ` Uwe Kleine-König (The Capable Hub)
2026-05-11 11:57 ` Michael Grzeschik [this message]
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