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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
        Stephen Boyd <swboyd@chromium.org>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.18 0413/1095] drm/msm/hdmi: fill the pwr_regs bulk regulators
Date:   Mon, 15 Aug 2022 19:56:52 +0200
Message-Id: <20220815180446.779411530@linuxfoundation.org>
In-Reply-To: <20220815180429.240518113@linuxfoundation.org>
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From: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

[ Upstream commit a18a44e9262d5c7f7fbccbc9458df64d69185d41 ]

Conversion to use bulk regulator API omitted filling the pwr_regs with
proper regulator IDs. This was left unnoticed, since none of my testing
platforms has used the pwr_regs. Fix this by propagating regulator ids
properly.

Fixes: 31b3b1f5e352 ("drm/msm/hdmi: use bulk regulator API")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Patchwork: https://patchwork.freedesktop.org/patch/488847/
Link: https://lore.kernel.org/r/20220609113148.3149194-1-dmitry.baryshkov@linaro.org
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/gpu/drm/msm/hdmi/hdmi.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.c b/drivers/gpu/drm/msm/hdmi/hdmi.c
index f6229262dcb0..4ce0b4c41e49 100644
--- a/drivers/gpu/drm/msm/hdmi/hdmi.c
+++ b/drivers/gpu/drm/msm/hdmi/hdmi.c
@@ -180,6 +180,9 @@ static struct hdmi *msm_hdmi_init(struct platform_device *pdev)
 		goto fail;
 	}
 
+	for (i = 0; i < config->pwr_reg_cnt; i++)
+		hdmi->pwr_regs[i].supply = config->pwr_reg_names[i];
+
 	ret = devm_regulator_bulk_get(&pdev->dev, config->pwr_reg_cnt, hdmi->pwr_regs);
 	if (ret) {
 		DRM_DEV_ERROR(&pdev->dev, "failed to get pwr regulator: %d\n", ret);
-- 
2.35.1