APPLIED: [j:intel-iotg][PULL][SRU] Enable Time Coordinated Compute interface driver

[Philip Cox]

On Wed, Apr 19, 2023 at 12:04 PM Philip Cox <philip.cox at canonical.com>
wrote:

> BugLink: https://bugs.launchpad.net/bugs/2012755
>
> [Impact]Enable Time Coordinated Compute interface driver.
>
> [Fix]
> This is pulling in a set of patches to enable the TCC interface driver in
> the intel-iotg kernel.
>
> [Test Case]
> I've tested the kernel, and didn't hit any regressions, and it will be
> thoroughly tested by QA once it is available in the PPA.
>
> [Where Problems Could Occur]
> The changes needed to be back ported rather than cherry-picked, and the
> logic, or the underlying data structures may be different. Some of the
> changes also removed code that was added in previous commits, so I had to
> make sure the logic was correct after all the commits were applied.  I
> tried to resolve these changes and keep the intended logic intact.
> ----------------------------------------------------------------
> The following changes since commit
> 213964175de847f2bd73519ff8b055108b1e3b2c:
>
>   igc: Add support for Frame Preemption verification (2023-04-19 09:52:22
> -0400)
>
> are available in the Git repository at:
>
>   git://git.launchpad.net/~philcox/+git/lp2012755 philcox/lp2012755
>
> for you to fetch changes up to 900672bb3984f9ae4198ed7f7b1f734b6a8181e1:
>
>   tcc: rounding possible non page-aligned ssram address (2023-04-19
> 11:58:20 -0400)
>
> ----------------------------------------------------------------
> Qiang Rao (6):
>       tcc: driver should exit if no psram entry found in PTCT.
>       tcc: tcc drvier should not exit even if no psram entry.
>       Add new IOCTL to read error log buffer.
>       Display errlog buffer raw data in kernel log as requested once this
> driver is loaded.
>       Fix issue found in acrn uos when convert cacheid to apicid.
>       tcc: rounding possible non page-aligned ssram address
>
>  arch/x86/kernel/acpi/boot.c | 9 +++++++++
>  drivers/tcc/tcc_buffer.c    | 5 +++--
>  2 files changed, 12 insertions(+), 2 deletions(-)
>
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