On Thu, May 06, 2021 at 12:51:43PM -0700, Bhaumik Bhatt wrote:
> MHI driver requires register space length to add range checks and
> prevent memory region accesses outside of that for MMIO space.
> Set it before registering the MHI controller.
>
> Signed-off-by: Bhaumik Bhatt <bbhatt@xxxxxxxxxxxxxx>
> Reviewed-by: Hemant Kumar <hemantk@xxxxxxxxxxxxxx>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
Kalle, should we do immutable branch for this patch or I can pick it up via MHI
tree (if there are no other patches expected from ath11k for this controller)?
Thanks,
Mani
> ---
> drivers/net/wireless/ath/ath11k/mhi.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/net/wireless/ath/ath11k/mhi.c b/drivers/net/wireless/ath/ath11k/mhi.c
> index 09858e5..c0f013c 100644
> --- a/drivers/net/wireless/ath/ath11k/mhi.c
> +++ b/drivers/net/wireless/ath/ath11k/mhi.c
> @@ -235,6 +235,7 @@ int ath11k_mhi_register(struct ath11k_pci *ab_pci)
> mhi_ctrl->cntrl_dev = ab->dev;
> mhi_ctrl->fw_image = ab_pci->amss_path;
> mhi_ctrl->regs = ab->mem;
> + mhi_ctrl->reg_len = ab->mem_len;
>
> ret = ath11k_mhi_get_msi(ab_pci);
> if (ret) {
> --
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> a Linux Foundation Collaborative Project
>
