Re: [RFC PATCH 5/9] cxl/mem: Find device capabilities

2020-12-06 Thread Ben Widawsky
On 20-12-03 23:41:16, Dan Williams wrote: > On Tue, Nov 10, 2020 at 9:44 PM Ben Widawsky wrote: > > > > CXL devices contain an array of capabilities that describe the > > interactions software can interact with the device, or firmware running > > on the device. A CXL compliant device must implemen

Re: [RFC PATCH 5/9] cxl/mem: Find device capabilities

2020-12-03 Thread Dan Williams
On Tue, Nov 10, 2020 at 9:44 PM Ben Widawsky wrote: > > CXL devices contain an array of capabilities that describe the > interactions software can interact with the device, or firmware running > on the device. A CXL compliant device must implement the device status > and the mailbox capability. A

Re: [RFC PATCH 5/9] cxl/mem: Find device capabilities

2020-12-03 Thread Dan Williams
On Wed, Nov 25, 2020 at 10:06 PM Jon Masters wrote: > > On 11/11/20 12:43 AM, Ben Widawsky wrote: > > > + case CXL_CAPABILITIES_CAP_ID_SECONDARY_MAILBOX: > > + dev_dbg(&cxlm->pdev->dev, > > +"found UNSUPPORTED Secondary Mailbox > > c

Re: [RFC PATCH 5/9] cxl/mem: Find device capabilities

2020-11-26 Thread Ben Widawsky
On 20-11-26 01:05:56, Jon Masters wrote: > On 11/11/20 12:43 AM, Ben Widawsky wrote: > > > + case CXL_CAPABILITIES_CAP_ID_SECONDARY_MAILBOX: > > + dev_dbg(&cxlm->pdev->dev, > > + "found UNSUPPORTED Secondary Mailbox > > capability\n"); > >

Re: [RFC PATCH 5/9] cxl/mem: Find device capabilities

2020-11-25 Thread Jon Masters
On 11/11/20 12:43 AM, Ben Widawsky wrote: + case CXL_CAPABILITIES_CAP_ID_SECONDARY_MAILBOX: + dev_dbg(&cxlm->pdev->dev, + "found UNSUPPORTED Secondary Mailbox capability\n"); Per spec, the secondary mailbox is intended for u

Re: [RFC PATCH 5/9] cxl/mem: Find device capabilities

2020-11-23 Thread Ben Widawsky
On 20-11-17 15:15:19, Jonathan Cameron wrote: > On Tue, 10 Nov 2020 21:43:52 -0800 > Ben Widawsky wrote: > > > CXL devices contain an array of capabilities that describe the > > interactions software can interact with the device, or firmware running > > on the device. A CXL compliant device must

Re: [RFC PATCH 5/9] cxl/mem: Find device capabilities

2020-11-17 Thread Jonathan Cameron
On Tue, 10 Nov 2020 21:43:52 -0800 Ben Widawsky wrote: > CXL devices contain an array of capabilities that describe the > interactions software can interact with the device, or firmware running > on the device. A CXL compliant device must implement the device status > and the mailbox capability.

Re: [RFC PATCH 5/9] cxl/mem: Find device capabilities

2020-11-13 Thread Ben Widawsky
On 20-11-13 12:26:03, Bjorn Helgaas wrote: > On Tue, Nov 10, 2020 at 09:43:52PM -0800, Ben Widawsky wrote: > > CXL devices contain an array of capabilities that describe the > > interactions software can interact with the device, or firmware running > > on the device. A CXL compliant device must im

Re: [RFC PATCH 5/9] cxl/mem: Find device capabilities

2020-11-13 Thread Bjorn Helgaas
On Tue, Nov 10, 2020 at 09:43:52PM -0800, Ben Widawsky wrote: > CXL devices contain an array of capabilities that describe the > interactions software can interact with the device, or firmware running > on the device. A CXL compliant device must implement the device status > and the mailbox capabil

[RFC PATCH 5/9] cxl/mem: Find device capabilities

2020-11-10 Thread Ben Widawsky
CXL devices contain an array of capabilities that describe the interactions software can interact with the device, or firmware running on the device. A CXL compliant device must implement the device status and the mailbox capability. A CXL compliant memory device must implement the memory device ca