On 06/26/2017 10:46 AM, Lucas Stach wrote:
Am Montag, den 26.06.2017, 10:40 +0200 schrieb gianluca:
During boot I can see no output on the framebuffer on the QuadPlus
and
the kernel log have those messages:
[ 4.914737] ------------[ cut here ]------------
[ 4.914769] WARNING: CPU: 1 PID: 17 at
drivers/gpu/drm/drm_atomic_helper.c:1140
drm_atomic_helper_wait_for_vblanks+0x258/0x25c
[ 4.914772] [CRTC:24] vblank wait timed out
[ 4.914846] Modules linked in: evdev joydev rfkill at24
nvmem_imx_ocotp ci_hdrc_imx nvmem_core sx8656_ek(O) ci_hdrc
udc_core ehci_hcd usbcore usbmisc_imx coda phy_mxs_usb v4l2_mem2mem
panel_simple videobuf2_v4l2 imx_thermal videobuf2_dma_contig
imx2_wdt videobuf2_core snd_soc_fsl_asrc flexcan can_dev
videobuf2_vmalloc snd_soc_fsl_asoc_card videobuf2_memops pwm_bl
pwm_imx snd_ac97_codec backlight leds_gpio
[ 4.914856] CPU: 1 PID: 17 Comm: kworker/1:0 Tainted:
G O 4.9.7-EK20170623 #1
[ 4.914859] Hardware name: Freescale i.MX6 Quad/DualLite (Device
Tree)
[ 4.914875] Workqueue: events deferred_probe_work_func
[ 4.914900] [<c0115354>] (unwind_backtrace) from [<c010e414>]
(show_stack+0x20/0x24)
[ 4.914915] [<c010e414>] (show_stack) from [<c04716f8>]
(dump_stack+0x94/0xb0)
[ 4.914927] [<c04716f8>] (dump_stack) from [<c014cd8c>]
(__warn+0xf8/0x110)
[ 4.914937] [<c014cd8c>] (__warn) from [<c014ce74>]
(warn_slowpath_fmt+0x48/0x50)
[ 4.914951] [<c014ce74>] (warn_slowpath_fmt) from [<c05ca298>]
(drm_atomic_helper_wait_for_vblanks+0x258/0x25c)
[ 4.914970] [<c05ca298>] (drm_atomic_helper_wait_for_vblanks)
from [<c05f6ef4>] (imx_drm_atomic_commit_tail+0x58/0x68)
[ 4.914982] [<c05f6ef4>] (imx_drm_atomic_commit_tail) from
[<c05cac64>] (commit_tail+0x50/0x6c)
[ 4.914992] [<c05cac64>] (commit_tail) from [<c05cb890>]
(drm_atomic_helper_commit+0xa4/0xe4)
[ 4.915003] [<c05cb890>] (drm_atomic_helper_commit) from
[<c05f7008>] (imx_drm_atomic_commit+0x104/0x130)
[ 4.915021] [<c05f7008>] (imx_drm_atomic_commit) from
[<c05ec25c>] (drm_atomic_commit+0x5c/0x68)
[ 4.915038] [<c05ec25c>] (drm_atomic_commit) from [<c05cf358>]
(restore_fbdev_mode+0x158/0x298)
[ 4.915051] [<c05cf358>] (restore_fbdev_mode) from [<c05cf6bc>]
(drm_fb_helper_restore_fbdev_mode_unlocked+0x40/0x84)
[ 4.915063] [<c05cf6bc>]
(drm_fb_helper_restore_fbdev_mode_unlocked) from [<c05cf578>]
(drm_fb_helper_set_par+0x40/0x6c)
[ 4.915076] [<c05cf578>] (drm_fb_helper_set_par) from
[<c04fe008>] (fbcon_init+0x4b4/0x4f8)
[ 4.915088] [<c04fe008>] (fbcon_init) from [<c05876e0>]
(visual_init+0xd4/0x11c)
[ 4.915102] [<c05876e0>] (visual_init) from [<c05898b4>]
(do_bind_con_driver+0x14c/0x334)
[ 4.915112] [<c05898b4>] (do_bind_con_driver) from [<c0589bec>]
(do_take_over_console+0x150/0x1b4)
[ 4.915121] [<c0589bec>] (do_take_over_console) from
[<c04fe0d4>] (do_fbcon_takeover+0x88/0xe8)
[ 4.915130] [<c04fe0d4>] (do_fbcon_takeover) from [<c04feda8>]
(fbcon_event_notify+0x7c0/0x7f8)
[ 4.915142] [<c04feda8>] (fbcon_event_notify) from [<c016f57c>]
(notifier_call_chain+0x54/0x94)
[ 4.915153] [<c016f57c>] (notifier_call_chain) from [<c016f88c>]
(__blocking_notifier_call_chain+0x58/0x70)
[ 4.915164] [<c016f88c>] (__blocking_notifier_call_chain) from
[<c016f8cc>] (blocking_notifier_call_chain+0x28/0x30)
[ 4.915175] [<c016f8cc>] (blocking_notifier_call_chain) from
[<c0504d5c>] (fb_notifier_call_chain+0x2c/0x30)
[ 4.915187] [<c0504d5c>] (fb_notifier_call_chain) from
[<c0506b10>] (register_framebuffer+0x1f8/0x2b0)
[ 4.915200] [<c0506b10>] (register_framebuffer) from
[<c05cf960>] (drm_fb_helper_initial_config+0x260/0x408)
[ 4.915212] [<c05cf960>] (drm_fb_helper_initial_config) from
[<c05d00a0>] (drm_fbdev_cma_init_with_funcs+0x90/0x110)
[ 4.915223] [<c05d00a0>] (drm_fbdev_cma_init_with_funcs) from
[<c05d0148>] (drm_fbdev_cma_init+0x28/0x30)
[ 4.915236] [<c05d0148>] (drm_fbdev_cma_init) from [<c05f7180>]
(imx_drm_bind+0x104/0x194)
[ 4.915254] [<c05f7180>] (imx_drm_bind) from [<c061b780>]
(try_to_bring_up_master+0x234/0x294)
[ 4.915266] [<c061b780>] (try_to_bring_up_master) from
[<c061b8a0>] (component_add+0xc0/0x158)
[ 4.915277] [<c061b8a0>] (component_add) from [<c05fa178>]
(ipu_drm_probe+0x68/0x74)
[ 4.915291] [<c05fa178>] (ipu_drm_probe) from [<c0622e90>]
(platform_drv_probe+0x60/0xc0)
[ 4.915304] [<c0622e90>] (platform_drv_probe) from [<c0620ce4>]
(driver_probe_device+0x238/0x428)
[ 4.915314] [<c0620ce4>] (driver_probe_device) from [<c0621230>]
(__device_attach_driver+0xac/0x10c)
[ 4.915324] [<c0621230>] (__device_attach_driver) from
[<c061ec18>] (bus_for_each_drv+0x54/0x9c)
[ 4.915335] [<c061ec18>] (bus_for_each_drv) from [<c06209a8>]
(__device_attach+0xb0/0x134)
[ 4.915344] [<c06209a8>] (__device_attach) from [<c06212ac>]
(device_initial_probe+0x1c/0x20)
[ 4.915354] [<c06212ac>] (device_initial_probe) from
[<c061fdb8>] (bus_probe_device+0x94/0x9c)
[ 4.915364] [<c061fdb8>] (bus_probe_device) from [<c0620290>]
(deferred_probe_work_func+0x7c/0xc8)
[ 4.915377] [<c0620290>] (deferred_probe_work_func) from
[<c01679dc>] (process_one_work+0x14c/0x440)
[ 4.915386] [<c01679dc>] (process_one_work) from [<c0167d6c>]
(worker_thread+0x54/0x504)
[ 4.915398] [<c0167d6c>] (worker_thread) from [<c016de48>]
(kthread+0xf0/0x108)
[ 4.915415] [<c016de48>] (kthread) from [<c0109cf8>]
(ret_from_fork+0x14/0x3c)
[ 4.915419] ---[ end trace 64ae59d2b69cc4d3 ]---
and after a while:
[ 15.102758] [drm:drm_atomic_helper_commit_cleanup_done] *ERROR*
[CRTC:24:crtc-0] flip_done timed out
[ 25.342746] [drm:drm_atomic_helper_commit_cleanup_done] *ERROR*
[CRTC:24:crtc-0] flip_done timed out
[ 25.358582] Console: switching to colour frame buffer device
160x50
[ 35.582744] [drm:drm_atomic_helper_commit_cleanup_done] *ERROR*
[CRTC:24:crtc-0] flip_done timed out
[ 36.214243] imx-drm display-subsystem: fb0: frame buffer device
[ 46.334758] [drm:drm_atomic_helper_commit_cleanup_done] *ERROR*
[CRTC:24:crtc-0] flip_done timed out
[ 56.574757] [drm:drm_atomic_helper_commit_cleanup_done] *ERROR*
[CRTC:24:crtc-0] flip_done timed out
[ 66.814751] [drm:drm_atomic_helper_commit_cleanup_done] *ERROR*
[CRTC:24:crtc-0] flip_done timed out
[ 77.054740] [drm:drm_atomic_helper_commit_cleanup_done] *ERROR*
[CRTC:24:crtc-0] flip_done timed out
[ 87.294748] [drm:drm_atomic_helper_commit_cleanup_done] *ERROR*
[CRTC:24:crtc-0] flip_done timed out
[ 97.534744] [drm:drm_atomic_helper_commit_cleanup_done] *ERROR*
[CRTC:24:crtc-0] flip_done timed out
[ 107.774751] [drm:drm_atomic_helper_commit_cleanup_done] *ERROR*
[CRTC:24:crtc-0] flip_done timed out
[ 118.014750] [drm:drm_atomic_helper_commit_cleanup_done] *ERROR*
[CRTC:24:crtc-0] flip_done timed out
On both board the kernel cmd line is:
~# cat /proc/cmdline
console=ttymxc2,115200 rootwait noswap ip=none noinitrd
rootfstype=nilfs2 root=/dev/mmcblk1p3
fec.macaddr=0x7a,0x3f,0x03,0xe3,0xa2,0xff system_rev=0xe3600000
system_serialnr=0x00000000 lcd_type=am1280800n3tz fastboot
imxdrm.legacyfb_depth=32
Any help?
Your kernel is too old. Full support for the QuadPlus is a really
recent addition. Either update your kernel to 4.12-rc, or add
"clk_ignore_unused" to get at least basic functionality working.
Now I am compiling the 4.12-rc7. Hope this helps.
I will keep you informed about that...
Regards,
--
Eurek s.r.l. |
Electronic Engineering | http://www.eurek.it
via Celletta 8/B, 40026 Imola, Italy | Phone: +39-(0)542-609120
p.iva 00690621206 - c.f. 04020030377 | Fax: +39-(0)542-609212
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