diff options
| author | José Roberto de Souza <jose.souza@intel.com> | 2023-02-27 12:14:04 -0800 |
|---|---|---|
| committer | Eric Engestrom <eric@engestrom.ch> | 2024-08-20 18:42:16 +0200 |
| commit | 53d99c4847bdabd5701d9cd783edc00fbadda99a (patch) | |
| tree | edcdc35bf9e9fb3f2ce1e74be3977f7b6bde0d64 /src/gallium | |
| parent | 61eb11e7799d8606b59da8054dcfdf50a6e8b9eb (diff) | |
iris/gfx20: Enable depth buffer write through for multi sampled images
BSpec: 56419
Backport-to: 24.2
Reviewed-by: Jianxun Zhang <jianxun.zhang@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/29615>
(cherry picked from commit 48e46c71c03b2d7bb32cb7672583f4d539eb1348)
Diffstat (limited to 'src/gallium')
| -rw-r--r-- | src/gallium/drivers/iris/iris_resource.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/src/gallium/drivers/iris/iris_resource.c b/src/gallium/drivers/iris/iris_resource.c index 3663c6fce58..39736046cec 100644 --- a/src/gallium/drivers/iris/iris_resource.c +++ b/src/gallium/drivers/iris/iris_resource.c @@ -677,15 +677,18 @@ static bool want_hiz_wt_for_res(const struct intel_device_info *devinfo, const struct iris_resource *res) { - if (res->surf.samples > 1) + /* Gen12 only supports single-sampled while Gen20+ supports + * multi-sampled images. + */ + if (devinfo->ver < 20 && res->surf.samples > 1) return false; if (!(res->surf.usage & ISL_SURF_USAGE_TEXTURE_BIT)) return false; - /* If this resource is single-sampled and will be used as a texture, - * put the HiZ surface in write-through mode so that we can sample - * from it. + /* If this resource has the maximum number of samples supported by + * running platform and will be used as a texture, put the HiZ surface + * in write-through mode so that we can sample from it. */ return true; } |