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wil6210: prevent access to RGF_CAF_ICR in Talyn

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Due to access control RGF_CAF_ICR cannot be accessed by host.
Such an access will cause device AHB logger to halt and it will not
capture future AHB fault if there is any.

Signed-off-by: Maya Erez <merez@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Maya Erez 2019-02-28 11:35:03 +02:00 committed by Kalle Valo
parent 49122ec426
commit 1683a001d5
1 changed files with 0 additions and 5 deletions
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5
drivers/net/wireless/ath/wil6210/main.c
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@ -1532,11 +1532,6 @@ static void wil_pre_fw_config(struct wil6210_priv *wil)
if (wil->hw_version < HW_VER_TALYN_MB) {
wil_s(wil, RGF_CAF_ICR + offsetof(struct RGF_ICR, ICR), 0);
wil_w(wil, RGF_CAF_ICR + offsetof(struct RGF_ICR, IMV), ~0);
} else {
wil_s(wil,
RGF_CAF_ICR_TALYN_MB + offsetof(struct RGF_ICR, ICR), 0);
wil_w(wil, RGF_CAF_ICR_TALYN_MB +
offsetof(struct RGF_ICR, IMV), ~0);
}
/* clear PAL_UNIT_ICR (potential D0->D3 leftover)
* In Talyn-MB host cannot access this register due to