Breno Leitao c04956cccb tg3: extract GRXRINGS from .get_rxnfc
Commit 84eaf4359c ("net: ethtool: add get_rx_ring_count callback to
optimize RX ring queries") added specific support for GRXRINGS callback,
simplifying .get_rxnfc.

Remove the handling of GRXRINGS in .get_rxnfc() by moving it to the new
.get_rx_ring_count().

Given that tg3_get_rxnfc() only handles ETHTOOL_GRXRINGS, then this
function becomes useless now, and it is removed.

This also fixes the behavior for devices without MSIX support.
Previously, the function would return -EOPNOTSUPP, but now it correctly
returns 1.

The functionality remains the same: return the current queue count
if the device is running, otherwise return the minimum of online
CPUs and TG3_RSS_MAX_NUM_QS.

Signed-off-by: Breno Leitao <leitao@debian.org>
Reviewed-by: Michael Chan <michael.chan@broadcom.com>
Link: https://patch.msgid.link/20251105-grxrings_v1-v1-1-54c2caafa1fd@debian.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2025-11-06 14:26:35 -08:00
2022-09-28 09:02:20 +02:00
2025-02-19 14:53:27 -07:00
2025-11-02 11:28:02 -08:00
2024-03-18 03:36:32 -06:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
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Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the reStructuredText markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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