linux-kernel - [PATCH v8 04/16] drm/i915/gsc: add slow_firmware flag to the gsc device definition

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Message-Id: <20220907155813.1427526-5-tomas.winkler@intel.com>
Date:   Wed,  7 Sep 2022 18:58:01 +0300
From:   Tomas Winkler <tomas.winkler@...el.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>
Cc:     Jani Nikula <jani.nikula@...ux.intel.com>,
        Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
        Rodrigo Vivi <rodrigo.vivi@...el.com>,
        Tvrtko Ursulin <tvrtko.ursulin@...ux.intel.com>,
        intel-gfx@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        Tomas Winkler <tomas.winkler@...el.com>,
        Alexander Usyskin <alexander.usyskin@...el.com>,
        Vitaly Lubart <vitaly.lubart@...el.com>,
        Daniele Ceraolo Spurio <daniele.ceraolospurio@...el.com>
Subject: [PATCH v8 04/16] drm/i915/gsc: add slow_firmware flag to the gsc device definition

From: Alexander Usyskin <alexander.usyskin@...el.com>

Add slow_firmware flag to the gsc device definition
and pass it to mei auxiliary device, this instructs
the driver to use longer operation timeouts.

Signed-off-by: Alexander Usyskin <alexander.usyskin@...el.com>
Signed-off-by: Tomas Winkler <tomas.winkler@...el.com>
Reviewed-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@...el.com>
---
 drivers/gpu/drm/i915/gt/intel_gsc.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/intel_gsc.c b/drivers/gpu/drm/i915/gt/intel_gsc.c
index e0236ff1d072..73498c2574c8 100644
--- a/drivers/gpu/drm/i915/gt/intel_gsc.c
+++ b/drivers/gpu/drm/i915/gt/intel_gsc.c
@@ -41,6 +41,7 @@ struct gsc_def {
 	unsigned long bar;
 	size_t bar_size;
 	bool use_polling;
+	bool slow_firmware;
 };
 
 /* gsc resources and definitions (HECI1 and HECI2) */
@@ -145,6 +146,7 @@ static void gsc_init_one(struct drm_i915_private *i915,
 	adev->bar.end = adev->bar.start + def->bar_size - 1;
 	adev->bar.flags = IORESOURCE_MEM;
 	adev->bar.desc = IORES_DESC_NONE;
+	adev->slow_firmware = def->slow_firmware;
 
 	aux_dev = &adev->aux_dev;
 	aux_dev->name = def->name;
-- 
2.37.2