Re: [PATCH 6.12.y] drm/xe: Ensure fixed_slice_mode gets set after ccs_mode change

[Greg KH <gregkh@linuxfoundation.org>]

On Mon, May 05, 2025 at 09:13:17AM -0700, Lucas De Marchi wrote:
> From: Niranjana Vishwanathapura <niranjana.vishwanathapura@intel.com>
> 
> The RCU_MODE_FIXED_SLICE_CCS_MODE setting is not getting invoked
> in the gt reset path after the ccs_mode setting by the user.
> Add it to engine register update list (in hw_engine_setup_default_state())
> which ensures it gets set in the gt reset and engine reset paths.
> 
> v2: Add register update to engine list to ensure it gets updated
> after engine reset also.
> 
> Fixes: 0d97ecce16bd ("drm/xe: Enable Fixed CCS mode setting")
> Cc: stable@vger.kernel.org
> Signed-off-by: Niranjana Vishwanathapura <niranjana.vishwanathapura@intel.com>
> Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
> Signed-off-by: Matthew Brost <matthew.brost@intel.com>
> Link: https://lore.kernel.org/r/20250327185604.18230-1-niranjana.vishwanathapura@intel.com
> (cherry picked from commit 12468e519f98e4d93370712e3607fab61df9dae9)
> Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
> (cherry picked from commit 262de94a3a7ef23c326534b3d9483602b7af841e)

Wrong git id, please use the git id that the original commit is in
Linus's tree, NOT the stable branch only.  Please fix and resend a v2.

thanks,

greg k-h