[PATCH] xhci: workaround CSS timeout on AMD SNPS 3.0 xHC.

2018-11-16 Thread Singh, Sandeep
From: Sandeep Singh Occasionally AMD SNPS 3.0 xHC does not respond to CSS when set, also it does not flag anything on SRE and HCE to point the internal xHC errors on USBSTS register. This stalls the entire system wide suspend and there is no point in stalling just because of xHC CSS is not respon

[PATCH v2] xhci: workaround CSS timeout on AMD SNPS 3.0 xHC

2018-11-21 Thread Singh, Sandeep
From: Sandeep Singh Occasionally AMD SNPS 3.0 xHC does not respond to CSS when set, also it does not flag anything on SRE and HCE to point the internal xHC errors on USBSTS register. This stalls the entire system wide suspend and there is no point in stalling just because of xHC CSS is not respon

[PATCH v3] xhci: workaround CSS timeout on AMD SNPS 3.0 xHC

2018-11-23 Thread Singh, Sandeep
From: Sandeep Singh Occasionally AMD SNPS 3.0 xHC does not respond to CSS when set, also it does not flag anything on SRE and HCE to point the internal xHC errors on USBSTS register. This stalls the entire system wide suspend and there is no point in stalling just because of xHC CSS is not respon