[PATCH v7 4/9] drm/i915/gt: Clear compress metadata for Flat-ccs objects

2022-04-01 Thread Ramalingam C
Xe-HP and latest devices support Flat CCS which reserved a portion of the device memory to store compression metadata, during the clearing of device memory buffer object we also need to clear the associated CCS buffer. XY_CTRL_SURF_COPY_BLT is a BLT cmd used for reading and writing the ccs surface

Re: [Intel-gfx] [PATCH v7 4/9] drm/i915/gt: Clear compress metadata for Flat-ccs objects

2022-03-28 Thread Thomas Hellström
On 3/28/22 21:07, Ramalingam C wrote: Xe-HP and latest devices support Flat CCS which reserved a portion of the device memory to store compression metadata, during the clearing of device memory buffer object we also need to clear the associated CCS buffer. XY_CTRL_SURF_COPY_BLT is a BLT cmd us

[PATCH v7 4/9] drm/i915/gt: Clear compress metadata for Flat-ccs objects

2022-03-28 Thread Ramalingam C
Xe-HP and latest devices support Flat CCS which reserved a portion of the device memory to store compression metadata, during the clearing of device memory buffer object we also need to clear the associated CCS buffer. XY_CTRL_SURF_COPY_BLT is a BLT cmd used for reading and writing the ccs surface