linux-kernel - [PATCH v2 2/2] cdx: disable cdx bus from bus shutdown callback

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Message-ID: <20241203084409.2747897-2-abhijit.gangurde@amd.com>
Date: Tue, 3 Dec 2024 14:14:09 +0530
From: Abhijit Gangurde <abhijit.gangurde@....com>
To: <nikhil.agarwal@....com>, <Nipun.Gupta@....com>
CC: <gregkh@...uxfoundation.org>, <linux-kernel@...r.kernel.org>,
	<michal.simek@....com>, <git@....com>, Abhijit Gangurde
	<abhijit.gangurde@....com>
Subject: [PATCH v2 2/2] cdx: disable cdx bus from bus shutdown callback

disable cdx bus when bus shutdown is called.

Signed-off-by: Abhijit Gangurde <abhijit.gangurde@....com>
---
 drivers/cdx/cdx.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/cdx/cdx.c b/drivers/cdx/cdx.c
index 07371cb653d3..cfda17a93977 100644
--- a/drivers/cdx/cdx.c
+++ b/drivers/cdx/cdx.c
@@ -338,7 +338,10 @@ static void cdx_shutdown(struct device *dev)
 {
 	struct cdx_driver *cdx_drv = to_cdx_driver(dev->driver);
 	struct cdx_device *cdx_dev = to_cdx_device(dev);
+	struct cdx_controller *cdx = cdx_dev->cdx;
 
+	if (cdx_dev->is_bus && cdx_dev->enabled && cdx->ops->bus_disable)
+		cdx->ops->bus_disable(cdx, cdx_dev->bus_num);
 	if (cdx_drv && cdx_drv->shutdown)
 		cdx_drv->shutdown(cdx_dev);
 }
-- 
2.25.1