Commit 15f6f621 authored by Kiran K's avatar Kiran K Committed by Luiz Augusto von Dentz
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Bluetooth: btintel_pcie: Trigger device coredump on hardware exception 



Driver dumps device core dump on firmware exception.

Signed-off-by: default avatarKiran K <kiran.k@intel.com>
Signed-off-by: default avatarLuiz Augusto von Dentz <luiz.von.dentz@intel.com>
parent 9148ac0a

drivers/bluetooth/btintel_pcie.c

+6 −0
Original line number Diff line number Diff line
@@ -60,6 +60,7 @@ MODULE_DEVICE_TABLE(pci, btintel_pcie_table); 
#define BTINTEL_PCIE_MAGIC_NUM	0xA5A5A5A5



#define BTINTEL_PCIE_TRIGGER_REASON_USER_TRIGGER	0x17A2

#define BTINTEL_PCIE_TRIGGER_REASON_FW_ASSERT		0x1E61



/* Alive interrupt context */

enum {
@@ -1202,6 +1203,11 @@ static void btintel_pcie_msix_hw_exp_handler(struct btintel_pcie_data *data) 


	if (test_and_set_bit(BTINTEL_PCIE_HWEXP_INPROGRESS, &data->flags))

		return;



	/* Trigger device core dump when there is HW  exception */

	if (!test_and_set_bit(BTINTEL_PCIE_COREDUMP_INPROGRESS, &data->flags))

		data->dmp_hdr.trigger_reason = BTINTEL_PCIE_TRIGGER_REASON_FW_ASSERT;



	queue_work(data->workqueue, &data->rx_work);

}