On Mon Sep 7 17:30:21 2026 +0300, Sakari Ailus wrote:
> Add ipu_bridge_get_ipu6() for obtaining the IPU 6 (or soon later) PCI
> device. This isn't technically a job of the IPU bridge, but the
> functionality is required in conjunction with the firmware definitions
> that necessitate the use of the IPU bridge on many systems.
>
> Signed-off-by: Sakari Ailus <[email protected]>
> Reviewed-by: Antti Laakso <[email protected]>
> Reviewed-by: Daniel Scally <[email protected]>
Patch committed.
Thanks,
Sakari Ailus
drivers/media/pci/intel/ipu-bridge.c | 13 +++++++++++++
include/media/ipu-bridge.h | 2 ++
2 files changed, 15 insertions(+)
---
diff --git a/drivers/media/pci/intel/ipu-bridge.c
b/drivers/media/pci/intel/ipu-bridge.c
index 7e65491faf6d..c7c568c1e722 100644
--- a/drivers/media/pci/intel/ipu-bridge.c
+++ b/drivers/media/pci/intel/ipu-bridge.c
@@ -15,6 +15,7 @@
#include <linux/workqueue.h>
#include <media/ipu-bridge.h>
+#include <media/ipu6-pci-table.h>
#include <media/v4l2-fwnode.h>
#define ADEV_DEV(adev) ACPI_PTR(&((adev)->dev))
@@ -950,6 +951,18 @@ static int ipu_bridge_check_fwnode_graph(struct
fwnode_handle *fwnode)
return ipu_bridge_check_fwnode_graph(fwnode->secondary);
}
+struct pci_dev *ipu_bridge_get_ipu6(void)
+{
+ struct pci_dev *ipu = NULL;
+
+ for (unsigned int i = 0; !ipu && ipu6_pci_tbl[i].vendor; i++)
+ ipu = pci_get_device(ipu6_pci_tbl[i].vendor,
+ ipu6_pci_tbl[i].device, NULL);
+
+ return ipu;
+}
+EXPORT_SYMBOL_NS_GPL(ipu_bridge_get_ipu6, "INTEL_IPU_BRIDGE");
+
static DEFINE_MUTEX(ipu_bridge_mutex);
int ipu_bridge_init(struct device *dev,
diff --git a/include/media/ipu-bridge.h b/include/media/ipu-bridge.h
index 16fac765456e..b46b6693f856 100644
--- a/include/media/ipu-bridge.h
+++ b/include/media/ipu-bridge.h
@@ -169,11 +169,13 @@ struct ipu_bridge {
};
#if IS_ENABLED(CONFIG_IPU_BRIDGE)
+struct pci_dev *ipu_bridge_get_ipu6(void);
int ipu_bridge_init(struct device *dev,
ipu_parse_sensor_fwnode_t parse_sensor_fwnode);
int ipu_bridge_parse_ssdb(struct acpi_device *adev, struct ipu_sensor *sensor);
int ipu_bridge_instantiate_vcm(struct device *sensor);
#else
+static inline struct pci_dev *ipu_bridge_get_ipu6(void) { return NULL; }
/* Use a define to avoid the @parse_sensor_fwnode argument getting evaluated */
#define ipu_bridge_init(dev, parse_sensor_fwnode) (0)
static inline int ipu_bridge_instantiate_vcm(struct device *s) { return 0; }
_______________________________________________
linuxtv-commits mailing list -- [email protected]
To unsubscribe send an email to [email protected]
