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Commit 6d7d579a authored by Brian Norris's avatar Brian Norris Committed by Kalle Valo
Browse files

mwifiex: pcie: add card_reset() support 



Similar to the SDIO driver, we should implement this so that we will
automatically reset the device whenever there's a command timeout or
similar.

Signed-off-by: default avatarBrian Norris <briannorris@chromium.org>
Reviewed-by: default avatarDmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
parent 21f569af

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

+19 −0
Original line number Diff line number Diff line
@@ -2822,6 +2822,13 @@ static void mwifiex_pcie_device_dump_work(struct mwifiex_adapter *adapter) 
	mwifiex_upload_device_dump(adapter, drv_info, drv_info_size);

}



static void mwifiex_pcie_card_reset_work(struct mwifiex_adapter *adapter)

{

	struct pcie_service_card *card = adapter->card;



	pci_reset_function(card->dev);

}



static void mwifiex_pcie_work(struct work_struct *work)

{

	struct pcie_service_card *card =
@@ -2830,6 +2837,9 @@ static void mwifiex_pcie_work(struct work_struct *work) 
	if (test_and_clear_bit(MWIFIEX_IFACE_WORK_DEVICE_DUMP,

			       &card->work_flags))

		mwifiex_pcie_device_dump_work(card->adapter);

	if (test_and_clear_bit(MWIFIEX_IFACE_WORK_CARD_RESET,

			       &card->work_flags))

		mwifiex_pcie_card_reset_work(card->adapter);

}



/* This function dumps FW information */
@@ -2842,6 +2852,14 @@ static void mwifiex_pcie_device_dump(struct mwifiex_adapter *adapter) 
		schedule_work(&card->work);

}



static void mwifiex_pcie_card_reset(struct mwifiex_adapter *adapter)

{

	struct pcie_service_card *card = adapter->card;



	if (!test_and_set_bit(MWIFIEX_IFACE_WORK_CARD_RESET, &card->work_flags))

		schedule_work(&card->work);

}



static void mwifiex_pcie_free_buffers(struct mwifiex_adapter *adapter)

{

	struct pcie_service_card *card = adapter->card;
@@ -3271,6 +3289,7 @@ static struct mwifiex_if_ops pcie_ops = { 
	.cleanup_mpa_buf =		NULL,

	.init_fw_port =			mwifiex_pcie_init_fw_port,

	.clean_pcie_ring =		mwifiex_clean_pcie_ring_buf,

	.card_reset =			mwifiex_pcie_card_reset,

	.reg_dump =			mwifiex_pcie_reg_dump,

	.device_dump =			mwifiex_pcie_device_dump,

	.down_dev =			mwifiex_pcie_down_dev,