Re: [PATCH v6 01/11] PCI: designware-ep: Add multiple PFs support for DWC

From: Rob Herring
Date: Wed May 20 2020 - 16:32:45 EST


On Sat, 14 Mar 2020 11:30:28 +0800, Xiaowei Bao wrote:
> Add multiple PFs support for DWC, due to different PF have different
> config space, we use func_conf_select callback function to access
> the different PF's config space, the different chip company need to
> implement this callback function when use the DWC IP core and intend
> to support multiple PFs feature.
>
> Signed-off-by: Xiaowei Bao <xiaowei.bao@xxxxxxx>
> Acked-by: Gustavo Pimentel <gustavo.pimentel@xxxxxxxxxxxx>
> ---
> v2:
> - Remove duplicate redundant code.
> - Reimplement the PF config space access way.
> v3:
> - Integrate duplicate code for func_select.
> - Move PCIE_ATU_FUNC_NUM(pf) (pf << 20) to ((pf) << 20).
> - Add the comments for func_conf_select function.
> v4:
> - Correct the commit message.
> v5:
> - No change.
> v6:
> - No change.
>
> drivers/pci/controller/dwc/pcie-designware-ep.c | 123 ++++++++++++++++--------
> drivers/pci/controller/dwc/pcie-designware.c | 59 ++++++++----
> drivers/pci/controller/dwc/pcie-designware.h | 18 +++-
> 3 files changed, 142 insertions(+), 58 deletions(-)
>

Reviewed-by: Rob Herring <robh@xxxxxxxxxx>