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Message-Id: <20250325-b4-panel-refcounting-v1-5-4e2bf5d19c5d@redhat.com>
Date: Tue, 25 Mar 2025 13:24:12 -0400
From: Anusha Srivatsa <asrivats@...hat.com>
To: Neil Armstrong <neil.armstrong@...aro.org>,
Jessica Zhang <quic_jesszhan@...cinc.com>,
Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>,
David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>
Cc: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
Luca Ceresoli <luca.ceresoli@...tlin.com>,
Anusha Srivatsa <asrivats@...hat.com>
Subject: [PATCH 5/5] drm/panel/panel-simple: Use the new allocation in
place of devm_kzalloc()
Start using the new helper that does the refcounted
allocations.
Signed-off-by: Anusha Srivatsa <asrivats@...hat.com>
---
drivers/gpu/drm/panel/panel-simple.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 6ba600f97aa4c8daae577823fcf17ef31b0eb46f..60b845fad4e1b378af52d34dfae0139c4625dc51 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -579,7 +579,8 @@ static int panel_simple_probe(struct device *dev, const struct panel_desc *desc)
u32 bus_flags;
int err;
- panel = devm_kzalloc(dev, sizeof(*panel), GFP_KERNEL);
+ panel = devm_drm_panel_alloc(dev, struct panel_simple, base,
+ &panel_simple_funcs, desc->connector_type);
if (!panel)
return -ENOMEM;
@@ -694,8 +695,6 @@ static int panel_simple_probe(struct device *dev, const struct panel_desc *desc)
pm_runtime_set_autosuspend_delay(dev, 1000);
pm_runtime_use_autosuspend(dev);
- drm_panel_init(&panel->base, dev, &panel_simple_funcs, connector_type);
-
err = drm_panel_of_backlight(&panel->base);
if (err) {
dev_err_probe(dev, err, "Could not find backlight\n");
--
2.48.1
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