On Friday, March 22, 2019 7:58:40 PM CET Tomislav Požega wrote:
> When chip reset is done before the chip is checked if supported
> there will be crash. Previous behaviour caused bootloops on
> Archer C7 v1 units, this patch allows clean device boot without
> excluding ath10k driver.
>
You need
Fixes: 1a7fecb766c8 ("ath10k: reset chip before reading chip_id in probe")
too
> Signed-off-by: Tomislav Požega <pozega.tomis...@gmail.com>
> ---
> drivers/net/wireless/ath/ath10k/pci.c | 12 ++++++------
> 1 files changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/net/wireless/ath/ath10k/pci.c
> b/drivers/net/wireless/ath/ath10k/pci.c
> index e24403c..ec681da 100644
> --- a/drivers/net/wireless/ath/ath10k/pci.c
> +++ b/drivers/net/wireless/ath/ath10k/pci.c
> @@ -3619,12 +3619,6 @@ static int ath10k_pci_probe(struct pci_dev *pdev,
> goto err_deinit_irq;
> }
>
> - ret = ath10k_pci_chip_reset(ar);
> - if (ret) {
> - ath10k_err(ar, "failed to reset chip: %d\n", ret);
> - goto err_free_irq;
> - }
> -
> bus_params.dev_type = ATH10K_DEV_TYPE_LL;
> bus_params.link_can_suspend = true;
> bus_params.chip_id = ath10k_pci_soc_read32(ar, SOC_CHIP_ID_ADDRESS);
> @@ -3639,6 +3633,12 @@ static int ath10k_pci_probe(struct pci_dev *pdev,
> goto err_free_irq;
> }
>
> + ret = ath10k_pci_chip_reset(ar);
> + if (ret) {
> + ath10k_err(ar, "failed to reset chip: %d\n", ret);
> + goto err_free_irq;
> + }
> +
> ret = ath10k_core_register(ar, &bus_params);
> if (ret) {
> ath10k_err(ar, "failed to register driver core: %d\n", ret);
>
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