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0bb9c2b27f
linux/drivers/gpu/drm
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Dhinakaran Pandiyan 0bb9c2b27f drm/dp/mst: Sideband message transaction to power up/down nodes 
The POWER_DOWN_PHY and POWER_UP_PHY sideband message transactions allow
the source to reqest any node in a mst path or a whole path to be
powered down or up. This allows drivers to target a specific sink in the
MST topology, an improvement over just power managing the imediate
downstream device. Secondly, since the request-reply protocol waits for an
ACK, we can be sure that a downstream sink has enough time to respond to a
power up/down request.

v2: Fix memory leak (Lyude)
Cc: Lyude <lyude@redhat.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170907001458.9399-1-dhinakaran.pandiyan@intel.com
Reviewed-by: Lyude Paul <lyude@redhat.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
2017-09-11 16:03:57 +03:00
..
amd Merge branch 'drm-next-4.14' of git://people.freedesktop.org/~agd5f/linux into drm-next 2017-08-18 05:30:53 +10:00
arc drm/arc: Use drm_gem_fb_create() 2017-09-02 14:23:06 +02:00
arm drm/arm/mali: Use drm_gem_fb_create() 2017-08-27 19:29:46 +02:00
armada drm/armada: Use correct path to trace include 2017-09-05 11:11:20 +02:00
ast Merge tag 'drm-misc-next-2017-08-16' of git://anongit.freedesktop.org/git/drm-misc into drm-next 2017-08-17 07:33:41 +10:00
atmel-hlcdc drm/atmel-hlcdc: Use drm_gem_fb_create() 2017-08-27 19:30:15 +02:00
bochs drm/bochs: Use the drm_driver.dumb_destroy default 2017-08-16 20:18:55 +02:00
bridge drm/bridge/synopsys: dsi: explicitly request exclusive reset control 2017-09-04 17:05:34 +05:30
cirrus drm/cirrus: Use the drm_driver.dumb_destroy default 2017-08-16 20:14:22 +02:00
etnaviv drm/etnaviv: Fix off-by-one error in reloc checking 2017-08-08 15:56:00 +02:00
exynos drm/exynos: mic: clean up drm_bridge_add call 2017-08-21 08:50:35 +05:30
fsl-dcu drm: Nuke drm_atomic_helper_connector_dpms 2017-08-08 14:48:48 +02:00
gma500 drm: gma500: fix logic error 2017-09-06 08:39:55 +02:00
hisilicon drm/kirin: Use .dumb_map_offset and .dumb_destroy defaults 2017-08-16 20:11:06 +02:00
i2c drm: i2c: tda998x: constify i2c_device_id 2017-08-22 08:33:44 +02:00
i810 drm/pci: Deprecate drm_pci_init/exit completely 2017-06-20 10:41:03 +02:00
i915 drm/atomic: Make async plane update checks work as intended, v2. 2017-09-08 10:39:37 +02:00
imx drm: Nuke drm_atomic_helper_connector_dpms 2017-08-08 14:48:48 +02:00
lib
mediatek drm/mediatek: hdmi: clean up drm_bridge_add call 2017-08-21 08:49:24 +05:30
meson drm/meson: Use .dumb_map_offset and .dumb_destroy defaults 2017-08-16 20:11:43 +02:00
mga Merge airlied/drm-next into drm-misc-next 2017-07-26 13:43:33 +02:00
mgag200 drm/mgag200: Use the drm_driver.dumb_destroy default 2017-08-16 20:18:22 +02:00
msm Merge tag 'drm-misc-next-2017-08-16' of git://anongit.freedesktop.org/git/drm-misc into drm-next 2017-08-17 07:33:41 +10:00
mxsfb drm/mxsfb: Use .dumb_map_offset and .dumb_destroy defaults 2017-08-16 20:12:19 +02:00
nouveau drm/nouveau: Fix merge commit 2017-08-16 12:06:02 +10:00
omapdrm drm/omap: Potential NULL deref in omap_crtc_duplicate_state() 2017-08-16 16:21:18 +03:00
panel drm/panel: Add driver for Seiko 43WVF1G panel 2017-08-18 17:10:45 +02:00
pl111 drm/pl111: Add handling of Versatile platforms 2017-09-10 23:58:42 +02:00
qxl drm/qxl: Use the drm_driver.dumb_destroy default 2017-08-16 20:15:38 +02:00
r128 drm/pci: Deprecate drm_pci_init/exit completely 2017-06-20 10:41:03 +02:00
radeon drm/radeon: Fix preferred typo 2017-08-15 14:46:16 -04:00
rcar-du Merge tag 'drm-misc-next-2017-08-08' of git://anongit.freedesktop.org/git/drm-misc into drm-next 2017-08-10 10:47:33 +10:00
rockchip drm/rockchip: Add support for Rockchip Soc LVDS 2017-09-08 14:57:26 +08:00
savage drm/pci: Deprecate drm_pci_init/exit completely 2017-06-20 10:41:03 +02:00
selftests
shmobile drm/shmobile: Use .dumb_map_offset and .dumb_destroy defaults 2017-07-29 13:57:33 +02:00
sis drm/pci: Deprecate drm_pci_init/exit completely 2017-06-20 10:41:03 +02:00
sti drm/sti: Use drm_gem_fb_create() 2017-08-27 19:30:49 +02:00
stm drm/stm: fix warning about multiplication in condition 2017-09-08 10:29:11 +02:00
sun4i drm/sun4i: call drm_vblank_init with correct number of crtcs 2017-09-09 17:24:52 +02:00
tdfx drm/pci: Deprecate drm_pci_init/exit completely 2017-06-20 10:41:03 +02:00
tegra drm/tegra: Use .dumb_map_offset and .dumb_destroy defaults 2017-08-16 20:13:48 +02:00
tilcdc drm/tilcdc: Use drm_gem_fb_create() 2017-09-09 18:00:58 +02:00
tinydrm drm/tinydrm: make function st7586_pipe_enable static 2017-08-16 21:39:26 +02:00
ttm drm/ttm: Implement vm_operations_struct.access v2 2017-07-25 16:29:02 -04:00
tve200 drm/tve200: Replace custom connector with panel bridge 2017-09-02 22:24:54 +02:00
udl drm: udl: constify usb_device_id 2017-08-18 09:10:46 +02:00
vc4 drm/vc4: clean up error handling on devm_kzalloc failure 2017-09-08 11:06:54 -07:00
vgem drm/vgem: switch to drm_*_get(), drm_*_put() helpers 2017-08-11 11:41:43 -04:00
via drm/pci: Deprecate drm_pci_init/exit completely 2017-06-20 10:41:03 +02:00
virtio drm/virtio: Use the drm_driver.dumb_destroy default 2017-08-16 20:20:00 +02:00
vmwgfx Linux 4.13-rc5 2017-08-15 16:16:58 +10:00
zte drm/zte: Use drm_gem_fb_create() 2017-08-27 19:31:06 +02:00
ati_pcigart.c
drm_agpsupport.c
drm_atomic_helper.c drm/atomic: Make async plane update checks work as intended, v2. 2017-09-08 10:39:37 +02:00
drm_atomic.c drm/atomic: Fix freeing connector/plane state too early by tracking commits, v3. 2017-09-08 10:39:37 +02:00
drm_auth.c
drm_blend.c
drm_bridge.c drm/bridge: change return type of drm_bridge_add function 2017-08-21 08:51:53 +05:30
drm_bufs.c switch compat_drm_mapbufs() to drm_ioctl_kernel() 2017-07-04 13:16:26 -04:00
drm_cache.c
drm_color_mgmt.c drm: More links for gamma support helpers 2017-06-20 12:13:11 +02:00
drm_connector.c drm: Drop drm_get_link_status_name() 2017-09-11 15:53:33 +03:00
drm_context.c
drm_crtc_helper_internal.h
drm_crtc_helper.c drm: Handle properties in the core for atomic drivers 2017-08-08 14:45:09 +02:00
drm_crtc_internal.h drm: Handle properties in the core for atomic drivers 2017-08-08 14:45:09 +02:00
drm_crtc.c drm: Handle properties in the core for atomic drivers 2017-08-08 14:45:09 +02:00
drm_debugfs_crc.c drm/crc: Only open CRC on atomic drivers when the CRTC is active. 2017-07-17 16:34:51 +02:00
drm_debugfs.c
drm_dma.c
drm_dp_aux_dev.c drm_dp_aux_dev: switch to read_iter/write_iter 2017-07-08 20:51:46 -04:00
drm_dp_dual_mode_helper.c
drm_dp_helper.c drm/dp: Don't trust drm_dp_downstream_id() 2017-07-21 17:45:26 +03:00
drm_dp_mst_topology.c drm/dp/mst: Sideband message transaction to power up/down nodes 2017-09-11 16:03:57 +03:00
drm_drv.c drm: Clean up drm_dev_unplug 2017-08-11 10:49:21 +02:00
drm_dumb_buffers.c drm/dumb-buffers: Add defaults for .dumb_map_offset and .dumb_destroy 2017-07-29 13:51:44 +02:00
drm_edid_load.c
drm_edid.c drm/edid: parse ycbcr 420 deep color information 2017-07-14 21:23:54 +03:00
drm_encoder_slave.c
drm_encoder.c
drm_fb_cma_helper.c drm/fb-cma-helper: Use drm_gem_framebuffer_helper 2017-08-16 21:34:38 +02:00
drm_fb_helper.c drm/fb-helper: Avoid NULL ptr dereference in fb_set_suspend() 2017-09-02 14:37:59 +02:00
drm_file.c drm: Document device unplug infrastructure 2017-08-11 10:48:03 +02:00
drm_flip_work.c
drm_fourcc.c
drm_framebuffer.c Merge airlied/drm-next into drm-misc-next 2017-07-26 13:43:33 +02:00
drm_gem_cma_helper.c drm/gem-cma-helper: Remove drm_gem_cma_dumb_map_offset() 2017-08-16 20:21:24 +02:00
drm_gem_framebuffer_helper.c drm: Add GEM backed framebuffer library 2017-08-16 21:32:23 +02:00
drm_gem.c drm/gem: drm_gem_dumb_map_offset(): reject dma-buf 2017-09-02 14:21:52 +02:00
drm_global.c
drm_hashtab.c
drm_info.c
drm_internal.h Merge airlied/drm-next into drm-misc-next 2017-07-26 13:43:33 +02:00
drm_ioc32.c Merge airlied/drm-next into drm-misc-next 2017-07-26 13:43:33 +02:00
drm_ioctl.c drm: Document device unplug infrastructure 2017-08-11 10:48:03 +02:00
drm_irq.c
drm_kms_helper_common.c
drm_legacy.h switch compat_drm_mapbufs() to drm_ioctl_kernel() 2017-07-04 13:16:26 -04:00
drm_lock.c
drm_memory.c
drm_mipi_dsi.c drm: Convert to using %pOF instead of full_name 2017-07-26 13:45:06 +02:00
drm_mm.c
drm_mode_config.c drm: Create a format/modifier blob 2017-08-01 17:50:06 +01:00
drm_mode_object.c drm: Make __drm_object_property_get_value() static 2017-09-11 15:53:33 +03:00
drm_modes.c drm/modes: Fix drm_mode_is_420_only() comment 2017-07-31 14:23:30 +02:00
drm_modeset_helper.c drm: Plumb modifiers through plane init 2017-08-01 17:50:06 +01:00
drm_modeset_lock.c drm: Improve kerneldoc for drm_modeset_lock 2017-07-26 13:45:08 +02:00
drm_of.c drm: Convert to using %pOF instead of full_name 2017-07-26 13:45:06 +02:00
drm_panel.c
drm_pci.c drm/pci: Deprecate drm_pci_init/exit completely 2017-06-20 10:41:03 +02:00
drm_plane_helper.c
drm_plane.c drm: Shift wrap bug in create_in_format_blob() 2017-08-09 10:15:52 -04:00
drm_prime.c
drm_print.c
drm_probe_helper.c drm: add helper to validate YCBCR420 modes 2017-07-14 21:23:54 +03:00
drm_property.c drm: rename, adjust and export drm_atomic_replace_property_blob 2017-07-14 15:53:06 +02:00
drm_rect.c
drm_scatter.c
drm_scdc_helper.c drm/scdc-helper: Use consistent spelling for TMDS 2017-09-01 19:53:25 +02:00
drm_simple_kms_helper.c drm: Plumb modifiers through plane init 2017-08-01 17:50:06 +01:00
drm_syncobj.c drm: Make syncobj import/export functions static 2017-09-11 15:53:33 +03:00
drm_sysfs.c
drm_trace_points.c
drm_trace.h drm: Use correct path to trace include 2017-09-05 11:11:18 +02:00
drm_vblank.c Merge airlied/drm-next into drm-misc-next 2017-07-26 13:43:33 +02:00
drm_vm.c drm: Document device unplug infrastructure 2017-08-11 10:48:03 +02:00
drm_vma_manager.c
Kconfig drm/tve200: Add new driver for TVE200 2017-08-23 23:08:36 +02:00
Makefile drm: Use correct path to trace include 2017-09-05 11:11:18 +02:00