From: Dan Carpenter <dan.carpenter@linaro.org>
Date: Tue, 6 Jun 2023 08:22:07 +0000 (+0300)
Subject: drm/i915/gsc: Fix error code in intel_gsc_uc_heci_cmd_submit_nonpriv()
X-Git-Tag: v6.6.7~1918^2~16^2~53
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=24335848e543dc95c9e2ffa0108d879ffefd0442;p=platform%2Fkernel%2Flinux-starfive.git

drm/i915/gsc: Fix error code in intel_gsc_uc_heci_cmd_submit_nonpriv()

This should return negative -EAGAIN instead of positive EAGAIN.

Fixes: e5e1e6d28ebc ("drm/i915/pxp: Add MTL helpers to submit Heci-Cmd-Packet to GSC")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: Alan Previn <alan.previn.teres.alexis@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Signed-off-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/ZH7sr+Vs4zOQoouU@moroto
---

diff --git a/drivers/gpu/drm/i915/gt/uc/intel_gsc_uc_heci_cmd_submit.c b/drivers/gpu/drm/i915/gt/uc/intel_gsc_uc_heci_cmd_submit.c
index 0ad0903..89ed5ee 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_gsc_uc_heci_cmd_submit.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_gsc_uc_heci_cmd_submit.c
@@ -202,7 +202,7 @@ out_ww:
 			if (++trials < 10)
 				goto retry;
 			else
-				err = EAGAIN;
+				err = -EAGAIN;
 		}
 	}
 	i915_gem_ww_ctx_fini(&ww);