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Message-ID: <1785617.Ii9rTq9gLj@diego>
Date: Tue, 10 Sep 2024 17:07:57 +0200
From: Heiko Stübner <heiko@...ech.de>
To: Andrzej Hajda <andrzej.hajda@...el.com>,
Neil Armstrong <neil.armstrong@...aro.org>, Robert Foss <rfoss@...nel.org>,
Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
Jonas Karlman <jonas@...boo.se>, Jernej Skrabec <jernej.skrabec@...il.com>,
Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>,
David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>,
Sandy Huang <hjc@...k-chips.com>, Andy Yan <andy.yan@...k-chips.com>,
Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>, Mark Yao <markyao0591@...il.com>,
Sascha Hauer <s.hauer@...gutronix.de>,
Cristian Ciocaltea <cristian.ciocaltea@...labora.com>
Cc: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-rockchip@...ts.infradead.org,
devicetree@...r.kernel.org, kernel@...labora.com,
Alexandre ARNOUD <aarnoud@...com>, Luis de Arquer <ldearquer@...il.com>,
Algea Cao <algea.cao@...k-chips.com>
Subject: Re: [PATCH v6 3/3] drm/rockchip: Add basic RK3588 HDMI output support
Am Freitag, 6. September 2024, 03:17:42 CEST schrieb Cristian Ciocaltea:
> The RK3588 SoC family integrates the newer Synopsys DesignWare HDMI 2.1
> Quad-Pixel (QP) TX controller IP and a HDMI/eDP TX Combo PHY based on a
> Samsung IP block.
>
> Add just the basic support for now, i.e. RGB output up to 4K@...z,
> without audio, CEC or any of the HDMI 2.1 specific features.
>
> Co-developed-by: Algea Cao <algea.cao@...k-chips.com>
> Signed-off-by: Algea Cao <algea.cao@...k-chips.com>
> Tested-by: Heiko Stuebner <heiko@...ech.de>
> Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@...labora.com>
I had switched from the v3 to this v6 in my playground-kernel today,
with v3 I've never seen those, but now with v6 I have gotten multiple
times:
[ 805.730608] Internal error: synchronous external abort: 0000000096000010 [#1] PREEMPT SMP
[ 805.739764] Modules linked in: snd_soc_simple_card crct10dif_ce snd_soc_simple_card_utils panthor drm_gpuvm drm_exec fuse
[ 805.752031] CPU: 3 UID: 0 PID: 775 Comm: Xorg Not tainted 6.11.0-rc7-00099-g459302f1f908-dirty #934
[ 805.762143] Hardware name: Theobroma Systems RK3588-Q7 SoM on Haikou devkit (DT)
[ 805.770407] pstate: 204000c9 (nzCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[ 805.778186] pc : regmap_mmio_read32le+0x8/0x20
[ 805.783155] lr : regmap_mmio_read+0x44/0x70
[ 805.787828] sp : ffff80008293b830
[ 805.791516] x29: ffff80008293b830 x28: ffff80008293bce8 x27: ffff0001f20ab080
[ 805.799495] x26: ffff800081139500 x25: 0000000000000000 x24: 0000000000000010
[ 805.807472] x23: 0000000000000000 x22: ffff0001f5a4b400 x21: ffff80008293b8c4
[ 805.815450] x20: 0000000000000968 x19: ffff0001f5a27a80 x18: 0000000000000070
[ 805.823428] x17: 0002441400000005 x16: 000004650441043c x15: 0438000008980804
[ 805.831406] x14: 07d8089807800780 x13: 0438000008980804 x12: ffff800081133630
[ 805.839384] x11: 0002441400000005 x10: 000004650441043c x9 : ffff800081a59000
[ 805.847361] x8 : 07d8089807800780 x7 : 0000000000000000 x6 : ffff0001f5b453c0
[ 805.855339] x5 : ffff800080750dc0 x4 : 0000000000000968 x3 : 0000000000000968
[ 805.863316] x2 : ffff800080751520 x1 : 0000000000000968 x0 : ffff800083b20968
[ 805.871294] Call trace:
[ 805.874012] regmap_mmio_read32le+0x8/0x20
[ 805.878588] _regmap_bus_reg_read+0x6c/0xac
[ 805.883262] _regmap_read+0x60/0xd8
[ 805.887159] _regmap_update_bits+0xf4/0x140
[ 805.891832] regmap_update_bits_base+0x64/0xa0
[ 805.896797] dw_hdmi_qp_bridge_atomic_enable+0x134/0x220
[ 805.902734] drm_atomic_bridge_chain_enable+0x54/0xc8
[ 805.908380] drm_atomic_helper_commit_modeset_enables+0x194/0x280
[ 805.915190] drm_atomic_helper_commit_tail_rpm+0x50/0xa0
[ 805.921125] commit_tail+0xa0/0x1a0
[ 805.925021] drm_atomic_helper_commit+0x17c/0x1b0
[ 805.930276] drm_atomic_commit+0xb8/0x100
[ 805.934754] drm_atomic_connector_commit_dpms+0xe0/0x110
[ 805.940690] drm_mode_obj_set_property_ioctl+0x1c0/0x420
[ 805.946626] drm_connector_property_set_ioctl+0x3c/0x68
[ 805.952465] drm_ioctl_kernel+0xc0/0x130
[ 805.956846] drm_ioctl+0x214/0x4a0
[ 805.960643] __arm64_sys_ioctl+0xac/0xf8
[ 805.965025] invoke_syscall+0x48/0x104
[ 805.969214] el0_svc_common.constprop.0+0x40/0xe0
[ 805.974470] do_el0_svc+0x1c/0x28
[ 805.978171] el0_svc+0x34/0xe0
[ 805.981582] el0t_64_sync_handler+0x120/0x12c
[ 805.986449] el0t_64_sync+0x190/0x194
[ 805.990540] Code: d503201f d503201f f9400000 8b214000 (b9400000)
I guess that might be some clocking issue?
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