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Commit 0172404d authored by Xinming Hu's avatar Xinming Hu Committed by Kalle Valo
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mwifiex: skip firmware dump when read_regs() fails 



If we are not able to read registers or PCIe memory,
it means PCIe device is in bad state. We will skip
firmware dump in this case.

Signed-off-by: default avatarXinming Hu <huxm@marvell.com>
Signed-off-by: default avatarCathy Luo <cluo@marvell.com>
Signed-off-by: default avatarAmitkumar Karwar <akarwar@marvell.com>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
parent af051483

drivers/net/wireless/marvell/mwifiex/pcie.c

+4 −0
Original line number Original line Diff line number Diff line
@@ -2366,9 +2366,13 @@ mwifiex_pcie_rdwr_firmware(struct mwifiex_adapter *adapter, u8 doneflag) 
{

{

	int ret, tries;

	int ret, tries;

	u8 ctrl_data;

	u8 ctrl_data;

	u32 fw_status;

	struct pcie_service_card *card = adapter->card;

	struct pcie_service_card *card = adapter->card;

	const struct mwifiex_pcie_card_reg *reg = card->pcie.reg;

	const struct mwifiex_pcie_card_reg *reg = card->pcie.reg;





	if (mwifiex_read_reg(adapter, reg->fw_status, &fw_status))

		return RDWR_STATUS_FAILURE;



	ret = mwifiex_write_reg(adapter, reg->fw_dump_ctrl, FW_DUMP_HOST_READY);

	ret = mwifiex_write_reg(adapter, reg->fw_dump_ctrl, FW_DUMP_HOST_READY);

	if (ret) {

	if (ret) {

		mwifiex_dbg(adapter, ERROR,

		mwifiex_dbg(adapter, ERROR,