merged. Bruce
In message: [linux-yocto] [kernel v5.10/standard/nxp-sdk-5.4/nxp-imx8][PATCH] drm/bridge: nwl-dsi: Remove the bogus possible_clones setup on 01/06/2021 Xiaolei Wang wrote: > reference commit 1834e1dfacca15d13f14875dd3095d3b2c719d28 from > https://source.codeaurora.org/external/imx/linux-imx > > It's not at all clear what cloning options this driver supports. > So let's just clear possible_clones instead of setting it to some > bogus value. Otherwise, the following calltrace will appear > > WARNING: CPU: 0 PID: 93 at drivers/gpu/drm/drm_mode_config.c:594 > drm_mode_config_validate+0x150/0x270 > Modules linked in: > CPU: 0 PID: 93 Comm: kworker/0:4 Not tainted 5.10.37-yocto-standard #1 > Hardware name: Freescale i.MX8QM MEK (DT) > Workqueue: events deferred_probe_work_func > pstate: 00000005 (nzcv daif -PAN -UAO -TCO BTYPE=--) > pc : drm_mode_config_validate+0x150/0x270 > lr : drm_mode_config_validate+0x150/0x270 > sp : ffff8000121fb9c0 > x29: ffff8000121fb9d0 x28: 0000000000000000 > x27: ffff000812fbf700 x26: 0000000000000003 > x25: 0000000000000001 x24: ffff00081387c2d8 > x23: ffff00081387c2d8 x22: ffff0008111cdc80 > x21: ffff800011207f60 x20: ffff800011207e88 > x19: ffff00081387c2d0 x18: 0000000000000020 > x17: 0000000000000000 x16: ffff800012880000 > x15: ffff0008111d1f78 x14: 3a5245444f434e45 > x13: 5b203a73656e6f6c x12: 736f70205d373431 > x11: 2d4953443a373431 x10: ffff8000118225a8 > x9 : ffff8000100aa0e0 x8 : ffff8000117ca5a8 > x7 : ffff8000118225a8 x6 : 0000000000000000 > x5 : 0000000000000000 x4 : 0000000000000000 > x3 : 00000000ffffffff x2 : 0000000000000001 > x1 : 1642d4bffcd6e700 x0 : 0000000000000000 > Call trace: > drm_mode_config_validate+0x150/0x270 > drm_dev_register+0x188/0x220 > imx_drm_bind+0x100/0x150 > try_to_bring_up_master+0x16c/0x1d4 > __component_add+0xac/0x174 > component_add+0x20/0x30 > nwl_dsi_probe+0x4b4/0x740 > platform_drv_probe+0x60/0xb4 > really_probe+0xf0/0x4b4 > driver_probe_device+0x64/0xcc > __device_attach_driver+0xb4/0x110 > bus_for_each_drv+0x84/0xd4 > __device_attach+0xe4/0x18c > device_initial_probe+0x20/0x30 > bus_probe_device+0xa4/0xb0 > deferred_probe_work_func+0x94/0xcc > process_one_work+0x1f0/0x4a0 > worker_thread+0x160/0x46c > kthread+0x150/0x160 > ret_from_fork+0x10/0x3c > ---[ end trace f0b0046787d55060 ]--- > > Signed-off-by: Xiaolei Wang <[email protected]> > --- > drivers/gpu/drm/bridge/nwl-dsi/nwl-drv.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/bridge/nwl-dsi/nwl-drv.c > b/drivers/gpu/drm/bridge/nwl-dsi/nwl-drv.c > index e260f4826d8d..959e9d507949 100644 > --- a/drivers/gpu/drm/bridge/nwl-dsi/nwl-drv.c > +++ b/drivers/gpu/drm/bridge/nwl-dsi/nwl-drv.c > @@ -1133,7 +1133,7 @@ static int nwl_dsi_bind(struct device *dev, > DRM_DEV_DEBUG_DRIVER(dev, "id = %s\n", (dsi->instance)?"DSI1":"DSI0"); > > dsi->encoder.possible_crtcs = crtc_mask; > - dsi->encoder.possible_clones = ~0; > + dsi->encoder.possible_clones = 0; > > drm_encoder_helper_add(&dsi->encoder, > &nwl_dsi_encoder_helper_funcs); > -- > 2.25.1 >
-=-=-=-=-=-=-=-=-=-=-=- Links: You receive all messages sent to this group. View/Reply Online (#9930): https://lists.yoctoproject.org/g/linux-yocto/message/9930 Mute This Topic: https://lists.yoctoproject.org/mt/83227721/21656 Group Owner: [email protected] Unsubscribe: https://lists.yoctoproject.org/g/linux-yocto/unsub [[email protected]] -=-=-=-=-=-=-=-=-=-=-=-
