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authorMatthew Brost <matthew.brost@intel.com>2022-03-02 02:15:46 +0300
committerMatt Roper <matthew.d.roper@intel.com>2022-03-02 17:52:42 +0300
commite393e2aa0ad7ae0d187de93f4cbcfc480d28b5f6 (patch)
tree89caf951e11433a13f1c9936782d4ae9f4f64264 /drivers/gpu/drm/i915/gt/uc/selftest_guc_multi_lrc.c
parentea4ca894a160002f4488324ec39083d992cc7163 (diff)
downloadlinux-e393e2aa0ad7ae0d187de93f4cbcfc480d28b5f6.tar.xz
drm/i915/xehp: Don't support parallel submission on compute / render
A different emit breadcrumbs ring programming is required for compute / render and we don't have UMD user so just reject parallel submission for these engine classes. Signed-off-by: Matthew Brost <matthew.brost@intel.com> Signed-off-by: Matt Roper <matthew.d.roper@intel.com> Reviewed-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20220301231549.1817978-11-matthew.d.roper@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/gt/uc/selftest_guc_multi_lrc.c')
-rw-r--r--drivers/gpu/drm/i915/gt/uc/selftest_guc_multi_lrc.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/uc/selftest_guc_multi_lrc.c b/drivers/gpu/drm/i915/gt/uc/selftest_guc_multi_lrc.c
index 1297ddbf7f88..812220a43df8 100644
--- a/drivers/gpu/drm/i915/gt/uc/selftest_guc_multi_lrc.c
+++ b/drivers/gpu/drm/i915/gt/uc/selftest_guc_multi_lrc.c
@@ -154,6 +154,10 @@ static int intel_guc_multi_lrc_basic(void *arg)
int ret;
for (class = 0; class < MAX_ENGINE_CLASS + 1; ++class) {
+ /* We don't support breadcrumb handshake on these classes */
+ if (class == COMPUTE_CLASS || class == RENDER_CLASS)
+ continue;
+
ret = __intel_guc_multi_lrc_basic(gt, class);
if (ret)
return ret;