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#1 2013-12-26 02:20:45

hansi
Member
Registered: 2013-12-06
Posts: 7

Xrandr providers : display all of them?

Hi all,

I have 2 graphics cards, one integrated Intel and one discrete ATI.
Both are listed as providers with xrandr :

$ xrandr --listproviders
Providers: number : 2
Provider 0: id: 0x8c cap: 0xf, Source Output, Sink Output, Source Offload, Sink Offload crtcs: 2 outputs: 2 associated providers: 0 name:radeon
Provider 1: id: 0x45 cap: 0xb, Source Output, Sink Output, Sink Offload crtcs: 2 outputs: 4 associated providers: 0 name:Intel

But actually only the ATI card is showing something, the Intel card displays a black screen... :-/

Please, how can I display something on both card at the same time ?

For information here is xrandr output, only ATI card outputs are shown :

$ xrandr -q
Screen 0: minimum 320 x 200, current 1920 x 1200, maximum 8192 x 8192
DisplayPort-1 disconnected (normal left inverted right x axis y axis)
DisplayPort-2 connected 1920x1200+0+0 (normal left inverted right x axis y axis) 518mm x 324mm
   1920x1200      60.0*+
   1920x1080      60.0     50.0     59.9  
   1600x1200      60.0  
   1680x1050      59.9  
   1400x1050      59.9  
   1280x1024      75.0     60.0  
   1440x900       59.9  
   1360x768       59.8  
   1152x864       75.0  
   1280x720       60.0     50.0     59.9  
   1024x768       75.1     70.1     60.0  
   832x624        74.6  
   800x600        72.2     75.0     60.3     56.2  
   720x576        50.0  
   720x480        60.0  
   640x480        75.0     72.8     66.7     60.0     59.9  
   720x400        70.1  

Thanks

Last edited by hansi (2013-12-26 03:32:16)

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#2 2013-12-26 07:13:56

diex
Member
From: Istanbul
Registered: 2010-09-22
Posts: 15

Re: Xrandr providers : display all of them?

What you have to do is firstly be sure that the needed modules are correctly loaded for gpu's.
Then you have to configure X11 for the requirements.


halat gibi bileğinle, yayla gibi yüreğinle ...

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#3 2013-12-26 11:39:13

hansi
Member
Registered: 2013-12-06
Posts: 7

Re: Xrandr providers : display all of them?

All is good for modules :

$ lsmod
Module                  Size  Used by
fuse                   74768  2 
uinput                  8316  0 
intel_powerclamp        8642  0 
kvm_intel             131191  0 
iTCO_wdt                5407  0 
kvm                   389125  1 kvm_intel
iTCO_vendor_support     1937  1 iTCO_wdt
crct10dif_pclmul        4754  0 
crct10dif_common        1380  1 crct10dif_pclmul
crc32_pclmul            3027  0 
crc32c_intel           14257  0 
ghash_clmulni_intel     4509  0 
arc4                    2008  2 
aesni_intel            46132  2 
aes_x86_64              7407  1 aesni_intel
lrw                     3573  1 aesni_intel
snd_hda_codec_hdmi     30162  1 
gf128mul                5866  1 lrw
glue_helper             4617  1 aesni_intel
ablk_helper             1980  1 aesni_intel
cryptd                  8481  3 ghash_clmulni_intel,aesni_intel,ablk_helper
iwldvm                168994  0 
snd_hda_codec_conexant    36759  1 
mac80211              468154  1 iwldvm
joydev                  9671  0 
hid_generic             1161  0 
uvcvideo               72900  0 
usbhid                 40577  0 
videobuf2_vmalloc       3280  1 uvcvideo
videobuf2_memops        2343  1 videobuf2_vmalloc
microcode              15216  0 
hid                    90774  2 hid_generic,usbhid
videobuf2_core         28027  1 uvcvideo
psmouse                85428  0 
videodev              111172  2 uvcvideo,videobuf2_core
serio_raw               5049  0 
media                  11751  2 uvcvideo,videodev
iwlwifi               139655  1 iwldvm
cfg80211              412854  3 iwlwifi,mac80211,iwldvm
intel_ips              12500  0 
i2c_i801               11277  0 
lpc_ich                13376  0 
thermal                 8532  0 
wmi                     8419  0 
thinkpad_acpi          61357  1 
battery                 6837  0 
rfkill                 15651  3 cfg80211,thinkpad_acpi
ac                      3332  0 
tpm_tis                10694  0 
tpm                    15091  1 tpm_tis
tpm_bios                9753  1 tpm
snd_hda_intel          36904  2 
snd_hda_codec         149953  3 snd_hda_codec_hdmi,snd_hda_codec_conexant,snd_hda_intel
e1000e                223292  0 
acpi_cpufreq           10779  1 
snd_hwdep               6340  1 snd_hda_codec
snd_pcm                77709  3 snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel
ptp                     8276  1 e1000e
snd_page_alloc          7242  2 snd_pcm,snd_hda_intel
pps_core                8961  1 ptp
snd_timer              18726  1 snd_pcm
evdev                  11085  12 
snd                    59173  14 snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_hda_codec_conexant,snd_pcm,snd_hda_codec,snd_hda_intel,thinkpad_acpi
mei_me                  9400  0 
soundcore               5450  1 snd
shpchp                 25465  0 
mei                    62286  1 mei_me
processor              24935  1 acpi_cpufreq
tp_smapi               20604  0 
thinkpad_ec             4197  1 tp_smapi
coretemp                6334  0 
nvram                   5882  1 thinkpad_acpi
acpi_ipmi               3072  0 
ipmi_msghandler        32144  1 acpi_ipmi
ext4                  474251  3 
crc16                   1367  1 ext4
mbcache                 6082  1 ext4
jbd2                   83504  1 ext4
sd_mod                 30821  5 
ahci                   23056  4 
libahci                21674  1 ahci
libata                170856  2 ahci,libahci
ehci_pci                4000  0 
scsi_mod              130701  2 libata,sd_mod
ehci_hcd               59220  1 ehci_pci
usbcore               180136  4 uvcvideo,ehci_hcd,ehci_pci,usbhid
usb_common              1656  1 usbcore
radeon               1285475  2 
ttm                    63507  1 radeon
i915                  657302  6 
video                  11228  1 i915
button                  4677  1 i915
i2c_algo_bit            5399  2 i915,radeon
drm_kms_helper         36286  2 i915,radeon
drm                   238206  6 ttm,i915,drm_kms_helper,radeon
i2c_core               24164  7 drm,i915,i2c_i801,drm_kms_helper,i2c_algo_bit,radeon,videodev
intel_agp              10880  1 i915
intel_gtt              12664  3 i915,intel_agp

And I tried ith many X configuration without any success, the key is probably elsewhere, maybe this strange thing :

$ lspci
00:02.0 Display controller: Intel Corporation Core Processor Integrated Graphics Controller (rev 02)
05:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] RV620 GL [FirePro 2260]

When I plug the ATI card, Intel card become 00:02:0 Display controller instead of 00:02:0 VGA compatible controller
:-/

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