Adding upstream version 6.10.3.upstream/6.10.3

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 28 insertions, 0 deletions

diff --git a/drivers/hid/intel-ish-hid/ishtp/ishtp-dev.h b/drivers/hid/intel-ish-hid/ishtp/ishtp-dev.h
index 32142c7d9a..181838c3d7 100644
--- a/drivers/hid/intel-ish-hid/ishtp/ishtp-dev.h
+++ b/drivers/hid/intel-ish-hid/ishtp/ishtp-dev.h
@@ -123,11 +123,28 @@ struct ishtp_hw_ops {
 };
 
 /**
+ * struct ishtp_driver_data - Driver-specific data for ISHTP devices
+ *
+ * This structure holds driver-specific data that can be associated with each
+ * ISHTP device instance. It allows for the storage of data that is unique to
+ * a particular driver or hardware variant.
+ *
+ * @fw_filename: The firmware filename associated with a specific hardware
+ *               variant of the Intel Integrated Sensor Hub (ISH). This allows
+ *               the driver to load the correct firmware based on the device's
+ *               hardware variant.
+ */
+struct ishtp_driver_data {
+	char *fw_filename;
+};
+
+/**
  * struct ishtp_device - ISHTP private device struct
  */
 struct ishtp_device {
 	struct device *devc;	/* pointer to lowest device */
 	struct pci_dev *pdev;	/* PCI device to get device ids */
+	struct ishtp_driver_data *driver_data; /* pointer to driver-specific data */
 
 	/* waitq for waiting for suspend response */
 	wait_queue_head_t suspend_wait;
@@ -147,6 +164,17 @@ struct ishtp_device {
 	struct hbm_version version;
 	int transfer_path; /* Choice of transfer path: IPC or DMA */
 
+	/* work structure for scheduling firmware loading tasks */
+	struct work_struct work_fw_loader;
+	/* waitq for waiting for command response from the firmware loader */
+	wait_queue_head_t wait_loader_recvd_msg;
+	/* indicating whether a message from the firmware loader has been received */
+	bool fw_loader_received;
+	/* pointer to a buffer for receiving messages from the firmware loader */
+	void *fw_loader_rx_buf;
+	/* size of the buffer pointed to by fw_loader_rx_buf */
+	int fw_loader_rx_size;
+
 	/* ishtp device states */
 	enum ishtp_dev_state dev_state;
 	enum ishtp_hbm_state hbm_state;