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PCI: rockchip: dw_ep: Reset atu index when PM suspend/resume

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Change-Id: I131580165444f1e7b0393cb3645594b1c43021ea
Signed-off-by: Jon Lin <jon.lin@rock-chips.com>
This commit is contained in:
Jon Lin
2025-04-21 15:31:39 +08:00
committed by Tao Huang
parent 032401c7c9
commit 73d20803ec
1 changed files with 2 additions and 0 deletions
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2
drivers/pci/controller/dwc/pcie-dw-ep-rockchip.c
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@@ -991,6 +991,8 @@ already_linkup:
/* Setting device */
if (dw_pcie_readl_dbi(&rockchip->pci, PCIE_ATU_VIEWPORT) == 0xffffffff)
rockchip->pci.iatu_unroll_enabled = 1;
memset(rockchip->ib_window_map, 0, BITS_TO_LONGS(rockchip->num_ib_windows) * sizeof(long));
memset(rockchip->ob_window_map, 0, BITS_TO_LONGS(rockchip->num_ob_windows) * sizeof(long));
for (i = 0; i < PCIE_BAR_MAX_NUM; i++)
if (rockchip->ib_target_size[i])
rockchip_pcie_ep_set_bar(rockchip, i, rockchip->ib_target_address[i]);