WebSecondly the passed to the dw_pcie_prog_{ep_}outbound_atu() methods region-related parameters are verified against the detected iATU regions constraints. In particular the region limit address must not overflow the lower/upper limit CSR RW-fields otherwise the specified range will be just silently clamped.
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WebAug 28, 2024 · > When programming inbound/outbound atu, we call usleep_range() after > each checking PCIE_ATU_ENABLE bit. Unfortunately, the atu programming > can be called in atomic context: > > inbound atu programming could be called through > pci_epc_write_header() > =>dw_pcie_ep_write_header() WebMay 4, 2024 · Subject. [PATCH v2 25/26] PCI: dwc: Add generic iATU/eDMA CSRs space detection method. Date. Wed, 4 May 2024 01:51:03 +0300. share. The iATU and eDMA are accessible over the same AXI/DBI interface and have. the same access mode (viewport-based or unrolled). Due to that it will be. more suitable to perform the iATU and eDMA … hillside software virtual office
Re: [PATCH v3] PCI: dwc: fix scheduling while atomic issues
WebOct 18, 2024 · I can only find inbound_atu function in pcie-tegra-dw-ep.c, but it is used for inbound setting and not for bar setting. Where is bar0 and… Bar4 is for atu_dma … WebDec 8, 2024 · it seems that the BAR4 is dedicated for some purpose. even though I didn’t config BAR4 and setup inbound. lspci -s 0000:1d:00.0 -xv. 0000:1d:00.0 RAM memory: NVIDIA Corporation Device 0002. Flags: fast devsel, NUMA node 0. Memory at 387e80000000 (64-bit, prefetchable) [size=2G] Web> give us the safer dw_pcie_prog_outbound_atu(), > dw_pcie_prog_ep_outbound_atu() and dw_pcie_prog_inbound_atu() functions. > > First of all let's update the outbound ATU entries setup methods to > returning the operation status. The methods will fail either in case if > the range is failed to be activated or the passed region doesn't fulfill smart life young and healthy smart watch