Due to the upcoming changes to the GuC ABI interface, we must disable GuC submission mode until final ABI will be available on all GuC firmwares.
Signed-off-by: Michal Wajdeczko <[email protected]> Cc: Joonas Lahtinen <[email protected]> Cc: Rodrigo Vivi <[email protected]> Cc: Daniele Ceraolo Spurio <[email protected]> Cc: John Spotswood <[email protected]> Cc: Vinay Belgaumkar <[email protected]> Cc: Tony Ye <[email protected]> Cc: Anusha Srivatsa <[email protected]> Cc: Jeff Mcgee <[email protected]> Cc: Antonio Argenziano <[email protected]> Cc: Sujaritha Sundaresan <[email protected]> --- drivers/gpu/drm/i915/intel_uc.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_uc.c b/drivers/gpu/drm/i915/intel_uc.c index 2a56e2363888..21310b917ccc 100644 --- a/drivers/gpu/drm/i915/intel_uc.c +++ b/drivers/gpu/drm/i915/intel_uc.c @@ -130,6 +130,13 @@ static void sanitize_options_early(struct drm_i915_private *i915) "no HuC firmware"); } + /* XXX: Verify GuC submission support */ + if (intel_uc_is_using_guc_submission(i915)) { + DRM_WARN("Incompatible option detected: %s=%d, %s!\n", + "enable_guc", i915_modparams.enable_guc, + "submission not supported"); + } + /* A negative value means "use platform/config default" */ if (i915_modparams.guc_log_level < 0) i915_modparams.guc_log_level = @@ -286,6 +293,10 @@ int intel_uc_init(struct drm_i915_private *i915) if (!HAS_GUC(i915)) return -ENODEV; + /* XXX: GuC submission is unavailable for now */ + if (USES_GUC_SUBMISSION(i915)) + return -EIO; + ret = intel_guc_init(guc); if (ret) return ret; -- 2.19.2 _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
