Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
From:   cyndis@kapsi.fi
To:     thierry.reding@gmail.com, jonathanh@nvidia.com, robh+dt@kernel.org,
        krzysztof.kozlowski+dt@linaro.org, digetx@gmail.com
Cc:     dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,
        linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org,
        Mikko Perttunen <mperttunen@nvidia.com>
Subject: [PATCH v1 07/13] gpu: host1x: Allow reset to be missing
Date:   Mon, 16 May 2022 13:02:07 +0300
Message-Id: <20220516100213.1536571-8-cyndis@kapsi.fi>
In-Reply-To: <20220516100213.1536571-1-cyndis@kapsi.fi>
References: <20220516100213.1536571-1-cyndis@kapsi.fi>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Precedence: bulk

From: Mikko Perttunen <mperttunen@nvidia.com>

Host1x on Tegra234 does not have a software-controllable reset line.
As such, don't bail out if we don't find one in the device tree.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
---
 drivers/gpu/host1x/dev.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c
index 5a57165ab0f6..c28939850bf6 100644
--- a/drivers/gpu/host1x/dev.c
+++ b/drivers/gpu/host1x/dev.c
@@ -423,9 +423,6 @@ static int host1x_get_resets(struct host1x *host)
 		return err;
 	}
 
-	if (WARN_ON(!host->resets[1].rstc))
-		return -ENOENT;
-
 	return 0;
 }
 
-- 
2.36.1