From 905febf592f7280084ee853b05d7bd59e26c4ca0 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Jakub=20Bartmi=C5=84ski?= Date: Fri, 27 Jul 2018 16:11:47 +0200 Subject: [PATCH] drm/i915: Add a fault injection point to WOPCM init MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Add a fault injection point in the WOPCM initialization path. v4: Move the injection inside the WOPCM init function. Signed-off-by: Jakub Bartmiński Cc: Chris Wilson Cc: Michał Winiarski Cc: Michal Wajdeczko Reviewed-by: Michal Wajdeczko Reviewed-by: Chris Wilson Signed-off-by: Chris Wilson Link: https://patchwork.freedesktop.org/patch/msgid/20180727141148.30874-5-jakub.bartminski@intel.com --- drivers/gpu/drm/i915/intel_wopcm.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_wopcm.c b/drivers/gpu/drm/i915/intel_wopcm.c index 09cc62b0d7ca..92cb82dd0c07 100644 --- a/drivers/gpu/drm/i915/intel_wopcm.c +++ b/drivers/gpu/drm/i915/intel_wopcm.c @@ -168,6 +168,9 @@ int intel_wopcm_init(struct intel_wopcm *wopcm) GEM_BUG_ON(!wopcm->size); + if (i915_inject_load_failure()) + return -E2BIG; + if (guc_fw_size >= wopcm->size) { DRM_ERROR("GuC FW (%uKiB) is too big to fit in WOPCM.", guc_fw_size / 1024); -- 2.30.2