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32 lines
1.3 KiB
Diff
32 lines
1.3 KiB
Diff
From fb359946c3effad77a3ac8ebc943ea5cac22d335 Mon Sep 17 00:00:00 2001
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From: Bhaumik Bhatt <bbhatt@codeaurora.org>
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Date: Thu, 6 May 2021 12:51:43 -0700
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Subject: [PATCH] ath11k: set register access length for MHI driver
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MHI driver requires register space length to add range checks and
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prevent memory region accesses outside of that for MMIO space.
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Set it before registering the MHI controller.
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Signed-off-by: Bhaumik Bhatt <bbhatt@codeaurora.org>
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Reviewed-by: Hemant Kumar <hemantk@codeaurora.org>
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Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
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Acked-by: Kalle Valo <kvalo@codeaurora.org>
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Link: https://lore.kernel.org/r/1620330705-40192-5-git-send-email-bbhatt@codeaurora.org
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Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
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---
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drivers/net/wireless/ath/ath11k/mhi.c | 1 +
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1 file changed, 1 insertion(+)
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diff --git a/drivers/net/wireless/ath/ath11k/mhi.c b/drivers/net/wireless/ath/ath11k/mhi.c
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index 27b394d115e26a..e097ae52e25733 100644
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--- a/drivers/net/wireless/ath/ath11k/mhi.c
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+++ b/drivers/net/wireless/ath/ath11k/mhi.c
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@@ -330,6 +330,7 @@ int ath11k_mhi_register(struct ath11k_pci *ab_pci)
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mhi_ctrl->cntrl_dev = ab->dev;
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mhi_ctrl->fw_image = ab_pci->amss_path;
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mhi_ctrl->regs = ab->mem;
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+ mhi_ctrl->reg_len = ab->mem_len;
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ret = ath11k_mhi_get_msi(ab_pci);
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if (ret) {
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