[PATCH 10/10] platform/raspberrypi: vchiq: Load bcm2835_isp driver from vchiq

Jai Luthra jai.luthra at ideasonboard.com
Tue Jan 13 01:05:30 PST 2026


From: Naushir Patuck <naush at raspberrypi.com>

Broadcom BCM2835 ISP driver is managed through the VCHIQ interface, so
register it to the VCHIQ driver, similar to the audio and shared memory
drivers.

Signed-off-by: Naushir Patuck <naush at raspberrypi.com>
Signed-off-by: Jai Luthra <jai.luthra at ideasonboard.com>
---
 drivers/platform/raspberrypi/vchiq-interface/vchiq_arm.c | 2 ++
 include/linux/raspberrypi/vchiq_arm.h                    | 1 +
 2 files changed, 3 insertions(+)

diff --git a/drivers/platform/raspberrypi/vchiq-interface/vchiq_arm.c b/drivers/platform/raspberrypi/vchiq-interface/vchiq_arm.c
index 00c31f18bb69fa8f21a2a048393ea76615eb926b..fe841c13677bd9cb63a825a7f99d45470d457c18 100644
--- a/drivers/platform/raspberrypi/vchiq-interface/vchiq_arm.c
+++ b/drivers/platform/raspberrypi/vchiq-interface/vchiq_arm.c
@@ -1416,6 +1416,7 @@ static int vchiq_probe(struct platform_device *pdev)
 
 	mgmt->audio_dev = vchiq_device_register(&pdev->dev, "bcm2835-audio");
 	mgmt->vcsm_cma_dev = vchiq_device_register(&pdev->dev, "vcsm-cma");
+	mgmt->isp_dev = vchiq_device_register(&pdev->dev, "bcm2835-isp");
 
 	return 0;
 }
@@ -1424,6 +1425,7 @@ static void vchiq_remove(struct platform_device *pdev)
 {
 	struct vchiq_drv_mgmt *mgmt = dev_get_drvdata(&pdev->dev);
 
+	vchiq_device_unregister(mgmt->isp_dev);
 	vchiq_device_unregister(mgmt->vcsm_cma_dev);
 	vchiq_device_unregister(mgmt->audio_dev);
 	vchiq_debugfs_deinit();
diff --git a/include/linux/raspberrypi/vchiq_arm.h b/include/linux/raspberrypi/vchiq_arm.h
index d59837eaaa8c0e699575897c01d17359a58b0e62..ea1bd419e471cf3c8e66445ca6b6c706458657bd 100644
--- a/include/linux/raspberrypi/vchiq_arm.h
+++ b/include/linux/raspberrypi/vchiq_arm.h
@@ -63,6 +63,7 @@ struct vchiq_drv_mgmt {
 	 */
 	struct vchiq_device *audio_dev;
 	struct vchiq_device *vcsm_cma_dev;
+	struct vchiq_device *isp_dev;
 };
 
 struct user_service {

-- 
2.52.0




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