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Commit 089c0868 authored by Bhaumik Bhatt's avatar Bhaumik Bhatt
Browse files

mhi: cntrl: qcom: Add fallback image support for debug mode 



While in debug mode, in case the requested image is not found on the
file system, attempt to use the fallback image once before bailing out
on the power up.

Change-Id: I864adfc82f7a18dd186b0183148e5cbc9e24e7c5
Signed-off-by: default avatarBhaumik Bhatt <bbhatt@codeaurora.org>
parent cc007c1a

drivers/bus/mhi/controllers/mhi_qcom.c

+5 −2
Original line number Diff line number Diff line
@@ -668,7 +668,7 @@ static struct mhi_controller *mhi_register_controller(struct pci_dev *pci_dev) 
	struct mhi_controller *mhi_cntrl;

	struct mhi_dev *mhi_dev;

	struct device_node *of_node = pci_dev->dev.of_node;

	const struct firmware_info *firmware_info;

	const struct firmware_info *firmware_info, *debug_info;

	bool use_bb;

	u64 addr_win[2];

	int ret, i, len;
@@ -761,8 +761,11 @@ static struct mhi_controller *mhi_register_controller(struct pci_dev *pci_dev) 
	}



	if (debug_mode) {

		debug_info = firmware_table + (len - 1);

		mhi_cntrl->fw_image_fallback = debug_info->fw_image;



		if (debug_mode <= MHI_DEBUG_D3)

			firmware_info = firmware_table + (len - 1);

			firmware_info = debug_info;

		MHI_CNTRL_LOG("fw info: debug_mode:%d dev_id:%d image:%s\n",

			      debug_mode, firmware_info->dev_id,

			      firmware_info->fw_image);