Searched hist:279488 (Results 1 - 4 of 4) sorted by relevance

/freebsd-11-stable/sys/dev/fb/
H A Dfbd.cdiff 279488 Sun Mar 01 10:59:25 MST 2015 dumbbell vt(4): Add support to "downgrade" from eg. vt_fb to vt_vga

The main purpose of this feature is to be able to unload a KMS driver.

When going back from the current vt(4) backend to the previous backend,
the previous backend is reinitialized with the special VDF_DOWNGRADE
flag set. Then the current driver is terminated with the new "vd_fini"
callback.

In the case of vt_fb and vt_vga, this allows the former to pass the
vgapci device vt_fb used to vt_vga so the device can be rePOSTed.

Differential Revision: https://reviews.freebsd.org/D687
/freebsd-11-stable/sys/dev/drm2/
H A Ddrm_fb_helper.cdiff 279488 Sun Mar 01 10:59:25 MST 2015 dumbbell vt(4): Add support to "downgrade" from eg. vt_fb to vt_vga

The main purpose of this feature is to be able to unload a KMS driver.

When going back from the current vt(4) backend to the previous backend,
the previous backend is reinitialized with the special VDF_DOWNGRADE
flag set. Then the current driver is terminated with the new "vd_fini"
callback.

In the case of vt_fb and vt_vga, this allows the former to pass the
vgapci device vt_fb used to vt_vga so the device can be rePOSTed.

Differential Revision: https://reviews.freebsd.org/D687
/freebsd-11-stable/sys/sys/
H A Dfbio.hdiff 279488 Sun Mar 01 10:59:25 MST 2015 dumbbell vt(4): Add support to "downgrade" from eg. vt_fb to vt_vga

The main purpose of this feature is to be able to unload a KMS driver.

When going back from the current vt(4) backend to the previous backend,
the previous backend is reinitialized with the special VDF_DOWNGRADE
flag set. Then the current driver is terminated with the new "vd_fini"
callback.

In the case of vt_fb and vt_vga, this allows the former to pass the
vgapci device vt_fb used to vt_vga so the device can be rePOSTed.

Differential Revision: https://reviews.freebsd.org/D687
/freebsd-11-stable/sys/dev/vt/hw/vga/
H A Dvt_vga.cdiff 279488 Sun Mar 01 10:59:25 MST 2015 dumbbell vt(4): Add support to "downgrade" from eg. vt_fb to vt_vga

The main purpose of this feature is to be able to unload a KMS driver.

When going back from the current vt(4) backend to the previous backend,
the previous backend is reinitialized with the special VDF_DOWNGRADE
flag set. Then the current driver is terminated with the new "vd_fini"
callback.

In the case of vt_fb and vt_vga, this allows the former to pass the
vgapci device vt_fb used to vt_vga so the device can be rePOSTed.

Differential Revision: https://reviews.freebsd.org/D687

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