linux-kernel - [PATCH 2/2] drm/exynos: hdmi: Simplify with dev_err

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Message-Id: <20200826145513.10657-2-krzk@kernel.org>
Date:   Wed, 26 Aug 2020 16:55:13 +0200
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Inki Dae <inki.dae@...sung.com>,
        Joonyoung Shim <jy0922.shim@...sung.com>,
        Seung-Woo Kim <sw0312.kim@...sung.com>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>, Kukjin Kim <kgene@...nel.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        dri-devel@...ts.freedesktop.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] drm/exynos: hdmi: Simplify with dev_err_probe()

Common pattern of handling deferred probe can be simplified with
dev_err_probe().  Less code and also it prints the error value.

Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
---
 drivers/gpu/drm/exynos/exynos_hdmi.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
index c5ba32fca5f3..dc01c188c0e0 100644
--- a/drivers/gpu/drm/exynos/exynos_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
@@ -1797,11 +1797,8 @@ static int hdmi_resources_init(struct hdmi_context *hdata)
 		hdata->regul_bulk[i].supply = supply[i];
 
 	ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(supply), hdata->regul_bulk);
-	if (ret) {
-		if (ret != -EPROBE_DEFER)
-			DRM_DEV_ERROR(dev, "failed to get regulators\n");
-		return ret;
-	}
+	if (ret)
+		return dev_err_probe(dev, ret, "failed to get regulators\n");
 
 	hdata->reg_hdmi_en = devm_regulator_get_optional(dev, "hdmi-en");
 
-- 
2.17.1