linux-kernel - [PATCH net-next v4 1/5] pldmfw: Don't require send_package_data or send_component

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Message-ID: <20250510002851.3247880-2-lee@trager.us>
Date: Fri,  9 May 2025 17:21:13 -0700
From: Lee Trager <lee@...ger.us>
To: Alexander Duyck <alexanderduyck@...com>,
	Jakub Kicinski <kuba@...nel.org>,
	kernel-team@...a.com,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Paolo Abeni <pabeni@...hat.com>,
	Simon Horman <horms@...nel.org>,
	Jonathan Corbet <corbet@....net>,
	Andrew Lunn <andrew+netdev@...n.ch>,
	Jacob Keller <jacob.e.keller@...el.com>,
	Mohsin Bashir <mohsin.bashr@...il.com>,
	Sanman Pradhan <sanman.p211993@...il.com>,
	Su Hui <suhui@...china.com>,
	Lee Trager <lee@...ger.us>,
	Al Viro <viro@...iv.linux.org.uk>,
	Michal Swiatkowski <michal.swiatkowski@...ux.intel.com>
Cc: Andrew Lunn <andrew@...n.ch>,
	netdev@...r.kernel.org,
	linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH net-next v4 1/5] pldmfw: Don't require send_package_data or send_component_table to be defined

Not all drivers require send_package_data or send_component_table when
updating firmware. Instead of forcing drivers to implement a stub allow
these functions to go undefined.

Signed-off-by: Lee Trager <lee@...ger.us>
Signed-off-by: Jakub Kicinski <kuba@...nel.org>
---
 lib/pldmfw/pldmfw.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lib/pldmfw/pldmfw.c b/lib/pldmfw/pldmfw.c
index 6264e2013f25..b45ceb725780 100644
--- a/lib/pldmfw/pldmfw.c
+++ b/lib/pldmfw/pldmfw.c
@@ -728,6 +728,9 @@ pldm_send_package_data(struct pldmfw_priv *data)
 	struct pldmfw_record *record = data->matching_record;
 	const struct pldmfw_ops *ops = data->context->ops;

+	if (!ops->send_package_data)
+		return 0;
+
 	return ops->send_package_data(data->context, record->package_data,
 				      record->package_data_len);
 }
@@ -755,6 +758,9 @@ pldm_send_component_tables(struct pldmfw_priv *data)
 		if (!test_bit(index, bitmap))
 			continue;

+		if (!data->context->ops->send_component_table)
+			continue;
+
 		/* determine whether this is the start, middle, end, or both
 		 * the start and end of the component tables
 		 */
--
2.47.1