Re: [PATCH] PCI: rockchip-ep: Remove wrong mask on subsys_vendor_id

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



> Remove wrong mask on subsys_vendor_id. Both the Vendor ID and Subsystem
> Vendor ID are u16 variables and are written to a u32 register of the
> controller. The Subsystem Vendor ID was always 0 because the u16 value
> was masked incorrectly with GENMASK(31,16) resulting in all lower 16
> bits being set to 0 prior to the shift.
> 
> Remove both masks as they are unnecessary and set the register correctly
> i.e., the lower 16-bits are the Vendor ID and the upper 16-bits are the
> Subsystem Vendor ID.
> 
> This is documented in the RK3399 TRM section 17.6.7.1.17

Applied to controller/rockchip, thank you!

[1/1] PCI: rockchip-ep: Remove wrong mask on subsys_vendor_id
      https://git.kernel.org/pci/pci/c/2f014bf195ae

	Krzysztof




[Index of Archives]     [DMA Engine]     [Linux Coverity]     [Linux USB]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Greybus]

  Powered by Linux