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Thu, 19 Jun 2025 19:19:43 +0000 (UTC) Received: from asrivats-na.rmtustx.csb (unknown [10.2.16.132]) by mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 73AAC19560B2; Thu, 19 Jun 2025 19:19:34 +0000 (UTC) From: Anusha Srivatsa Date: Thu, 19 Jun 2025 14:16:06 -0500 Subject: [PATCH v2 14/16] drm/mcde: Keep up with refcounting Precedence: bulk X-Mailing-List: linux-samsung-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250619-b4-of_drm_find_panel_part1-v2-14-0df94aecc43d@redhat.com> References: <20250619-b4-of_drm_find_panel_part1-v2-0-0df94aecc43d@redhat.com> In-Reply-To: <20250619-b4-of_drm_find_panel_part1-v2-0-0df94aecc43d@redhat.com> To: Neil Armstrong , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Inki Dae , Jagan Teki , Marek Szyprowski , Andrzej Hajda , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Chen-Yu Tsai , Samuel Holland , Seung-Woo Kim , Kyungmin Park , Krzysztof Kozlowski , Alim Akhtar , Laurent Pinchart , Tomi Valkeinen , Kieran Bingham , Geert Uytterhoeven , Magnus Damm , Biju Das , Tomi Valkeinen , Alain Volmat , Raphael Gallais-Pou , Stefan Agner , Alison Wang , Linus Walleij , Thierry Reding , Mikko Perttunen , Jonathan Hunter Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-samsung-soc@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-tegra@vger.kernel.org, Anusha Srivatsa X-Developer-Signature: v=1; a=ed25519-sha256; t=1750360565; l=890; i=asrivats@redhat.com; s=20250122; h=from:subject:message-id; bh=b823FRyxNk2zUXNAxRRwyAl9jZ3op/S3C5+BRvbNvEg=; b=wWsnhBemjeQlglwDgt/hzl7chtN/3hr6NEunwdyAsRD96K1++/0XZg1FAsb6nT4f2CulEZbv9 e95T+S6gGF8BwuHfuveMiznTS/dB0f7fPY0cvnLM3udmfc6HsIORW5J X-Developer-Key: i=asrivats@redhat.com; a=ed25519; pk=brnIHkBsUZEhyW6Zyn0U92AeIZ1psws/q8VFbIkf1AU= X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 Put the panel reference returned by of_drm_find_panel() back when driver is no longer using it. Signed-off-by: Anusha Srivatsa --- drivers/gpu/drm/mcde/mcde_dsi.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/mcde/mcde_dsi.c b/drivers/gpu/drm/mcde/mcde_dsi.c index a3423459dd7ac8395b77d0479a02ebb3a9ba259c..af9b149345adfd91ffdd620c016a1b6ea86cf209 100644 --- a/drivers/gpu/drm/mcde/mcde_dsi.c +++ b/drivers/gpu/drm/mcde/mcde_dsi.c @@ -1154,8 +1154,11 @@ static void mcde_dsi_unbind(struct device *dev, struct device *master, { struct mcde_dsi *d = dev_get_drvdata(dev); - if (d->panel) + if (d->panel) { drm_panel_bridge_remove(d->bridge_out); + drm_panel_put(d->panel); + } + regmap_update_bits(d->prcmu, PRCM_DSI_SW_RESET, PRCM_DSI_SW_RESET_DSI0_SW_RESETN, 0); }