From nobody Fri Dec 19 14:37:06 2025 Received: from smtp112.iad3b.emailsrvr.com (smtp112.iad3b.emailsrvr.com [146.20.161.112]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BA6AD2FCC02; Wed, 5 Nov 2025 12:46:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=146.20.161.112 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762346799; cv=none; b=ay1ro0l9Koqt+IWnHsXE4UrAmCrGv4wT+NM5YCTolJcSBn86YQhBKGSwY+z/rlaXkFs6xSz+DUWXzjz+TKPR1JjbZ5WVKHEKPI2jd+X0CbdvhXoIPM+B72HBw11RnQmGKvFQfAxjg65B3/OBl3oZIKfoek9hap2NoCRvElC/4k4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762346799; c=relaxed/simple; bh=ZwmnDZ5ayQjRuT7yqCFIoXAkX0uCbm4SgxOHqVMRlIE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=BfTc6GTSygJwbRDSM5rQfeYAHISF9d6hdvjmc3GodfM55ZOebsElIof7Cph66RSwNhGvodCSrzu52PA2t3IaphkSelv8QujRgqtL9sfU8ZQ/8JCfYO2LXBHIa9IJoY7NXKMGR/87HmhFA2zY5oui81uWcZdLu87hmUvQJzUX88s= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=mev.co.uk; spf=pass smtp.mailfrom=mev.co.uk; dkim=pass (1024-bit key) header.d=mev.co.uk header.i=@mev.co.uk header.b=l7fZ0Y5z; arc=none smtp.client-ip=146.20.161.112 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=mev.co.uk Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=mev.co.uk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=mev.co.uk header.i=@mev.co.uk header.b="l7fZ0Y5z" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=mev.co.uk; s=20221208-6x11dpa4; t=1762346284; bh=ZwmnDZ5ayQjRuT7yqCFIoXAkX0uCbm4SgxOHqVMRlIE=; h=From:To:Subject:Date:From; b=l7fZ0Y5zloCa3oCAbhrCAjpQTVfKZpWBY59MlBtl8dObYr5DSIkW01LLGPNLV2mBB 8lhXQNScm34EoeCDcKcOXKlOahI13SIsxdPUJZMC/oVw6se1crWDVlL3JHgKLzY+Vy 0nu1hiJT+13e/dS5przOKvTJlBWa8fan5KH6gZBo= X-Auth-ID: abbotti@mev.co.uk Received: by smtp7.relay.iad3b.emailsrvr.com (Authenticated sender: abbotti-AT-mev.co.uk) with ESMTPSA id 2491160336; Wed, 5 Nov 2025 07:38:03 -0500 (EST) From: Ian Abbott To: linux-fpga@vger.kernel.org Cc: Moritz Fischer , Xu Yilun , Tom Rix , linux-kernel@vger.kernel.org, Ian Abbott Subject: [PATCH v2 2/4] fpga: bridge: Add dummy definitions of API functions Date: Wed, 5 Nov 2025 12:31:06 +0000 Message-ID: <20251105123752.93672-3-abbotti@mev.co.uk> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251105123752.93672-1-abbotti@mev.co.uk> References: <20251104153013.154463-1-abbotti@mev.co.uk> <20251105123752.93672-1-abbotti@mev.co.uk> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Classification-ID: 2331ede2-2f65-45fd-b71e-e0d81416256f-3-1 Content-Type: text/plain; charset="utf-8" Add dummy versions of the FPGA bridge API functions for build testing. Signed-off-by: Ian Abbott --- v2: Correct conditional compilation test for FPGA_BRIDGE tristate configuration. --- include/linux/fpga/fpga-bridge.h | 75 +++++++++++++++++++++++++++++++- 1 file changed, 73 insertions(+), 2 deletions(-) diff --git a/include/linux/fpga/fpga-bridge.h b/include/linux/fpga/fpga-bri= dge.h index 94c4edd047e5..82494cc325f3 100644 --- a/include/linux/fpga/fpga-bridge.h +++ b/include/linux/fpga/fpga-bridge.h @@ -5,6 +5,7 @@ =20 #include #include +#include =20 struct fpga_bridge; =20 @@ -63,6 +64,10 @@ struct fpga_bridge { =20 #define to_fpga_bridge(d) container_of(d, struct fpga_bridge, dev) =20 +#define fpga_bridge_register(parent, name, br_ops, priv) \ + __fpga_bridge_register(parent, name, br_ops, priv, THIS_MODULE) + +#if IS_ENABLED(CONFIG_FPGA_BRIDGE) struct fpga_bridge *of_fpga_bridge_get(struct device_node *node, struct fpga_image_info *info); struct fpga_bridge *fpga_bridge_get(struct device *dev, @@ -81,12 +86,78 @@ int of_fpga_bridge_get_to_list(struct device_node *np, struct fpga_image_info *info, struct list_head *bridge_list); =20 -#define fpga_bridge_register(parent, name, br_ops, priv) \ - __fpga_bridge_register(parent, name, br_ops, priv, THIS_MODULE) struct fpga_bridge * __fpga_bridge_register(struct device *parent, const char *name, const struct fpga_bridge_ops *br_ops, void *priv, struct module *owner); void fpga_bridge_unregister(struct fpga_bridge *br); =20 +#else +static inline struct fpga_bridge * +of_fpga_bridge_get(struct device_node *node, struct fpga_image_info *info) +{ + return ERR_PTR(-EOPNOTSUPP); +} + +static inline struct fpga_bridge * +fpga_bridge_get(struct device *dev, struct fpga_image_info *info) +{ + return ERR_PTR(-EOPNOTSUPP); +} + +static inline void fpga_bridge_put(struct fpga_bridge *bridge) +{ +} + +static inline int fpga_bridge_enable(struct fpga_bridge *bridge) +{ + return -EOPNOTSUPP; +} + +static inline int fpga_bridge_disable(struct fpga_bridge *bridge) +{ + return -EOPNOTSUPP; +} + +static inline int fpga_bridges_enable(struct list_head *bridge_list) +{ + return -EOPNOTSUPP; +} + +static inline int fpga_bridges_disable(struct list_head *bridge_list) +{ + return -EOPNOTSUPP; +} + +static inline void fpga_bridges_put(struct list_head *bridge_list) +{ +} + +static inline int fpga_bridge_get_to_list(struct device *dev, + struct fpga_image_info *info, + struct list_head *bridge_list) +{ + return -EOPNOTSUPP; +} + +static inline int of_fpga_bridge_get_to_list(struct device_node *np, + struct fpga_image_info *info, + struct list_head *bridge_list) +{ + return -EOPNOTSUPP; +} + +static inline struct fpga_bridge * +__fpga_bridge_register(struct device *parent, const char *name, + const struct fpga_bridge_ops *br_ops, void *priv, + struct module *owner) +{ + return ERR_PTR(-EOPNOTSUPP); +} + +static inline void fpga_bridge_unregister(struct fpga_bridge *br) +{ +} +#endif + #endif /* _LINUX_FPGA_BRIDGE_H */ --=20 2.51.0