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The commit 7cbb93d89838 ("drm/ast: Use managed pci functions")
converted a few PCI accessors to the managed API and dropped the
manual pci_iounmap() calls, but it seems to have forgotten converting
pci_iomap() to the managed one. It resulted in the leftover resources
after the driver unbind. Let's fix them.
Fixes: 7cbb93d89838 ("drm/ast: Use managed pci functions")
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20210421170458.21178-1-tiwai@suse.de
Selecting DRM_FBDEV_EMULATION will include the correct settings for
fbdev emulation. Drivers should not override this.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Stefan Agner <stefan@agner.ch>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210415110040.23525-3-tzimmermann@suse.de
In case that all pre-allocated BOs are busy, just continue to populate
BOs since likely half of system memory in total is still free.
v4 (chk): fix code moved to VMWGFX as well
Signed-off-by: Shiwu Zhang <shiwu.zhang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210422115757.3946-1-christian.koenig@amd.com
Support IEC958 encoded PCM format for ADV7511 so that ADV7511 HDMI
audio driver can accept the IEC958 data from the I2S input.
Signed-off-by: Sia Jee Heng <jee.heng.sia@intel.com>
Reviewed-by: Robert Foss <robert.foss@linaro.org>
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210422064015.15285-1-jee.heng.sia@intel.com
and lt8912b bridges, incorrect error handling for lt8912b and TTM, and
one fix for TTM page limit accounting.
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Merge tag 'drm-misc-next-fixes-2021-04-22' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
A few fixes for the next merge window, with some build fixes for anx7625
and lt8912b bridges, incorrect error handling for lt8912b and TTM, and
one fix for TTM page limit accounting.
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Maxime Ripard <maxime@cerno.tech>
Link: https://patchwork.freedesktop.org/patch/msgid/20210422163329.dvbuwre3akwdmzjt@gilmour
Fixes the following W=1 kernel build warning(s):
drivers/gpu/drm/ttm/ttm_device.c:42: warning: Function parameter or member 'ttm_global_mutex' not described in 'DEFINE_MUTEX'
drivers/gpu/drm/ttm/ttm_device.c:42: warning: expecting prototype for ttm_global_mutex(). Prototype was for DEFINE_MUTEX() instead
drivers/gpu/drm/ttm/ttm_device.c:112: warning: Function parameter or member 'ctx' not described in 'ttm_global_swapout'
drivers/gpu/drm/ttm/ttm_device.c:112: warning: Function parameter or member 'gfp_flags' not described in 'ttm_global_swapout'
drivers/gpu/drm/ttm/ttm_device.c:112: warning: expecting prototype for A buffer object shrink method that tries to swap out the first(). Prototype was for ttm_global_swapout() instead
Cc: Christian Koenig <christian.koenig@amd.com>
Cc: Huang Rui <ray.huang@amd.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210416143725.2769053-28-lee.jones@linaro.org
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Fixes the following W=1 kernel build warning(s):
drivers/gpu/drm/scheduler/sched_entity.c:204: warning: expecting prototype for drm_sched_entity_kill_jobs(). Prototype was for drm_sched_entity_kill_jobs_cb() instead
drivers/gpu/drm/scheduler/sched_entity.c:262: warning: expecting prototype for drm_sched_entity_cleanup(). Prototype was for drm_sched_entity_fini() instead
drivers/gpu/drm/scheduler/sched_entity.c:305: warning: expecting prototype for drm_sched_entity_fini(). Prototype was for drm_sched_entity_destroy() instead
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: "Christian König" <christian.koenig@amd.com>
Cc: dri-devel@lists.freedesktop.org
Cc: linux-media@vger.kernel.org
Cc: linaro-mm-sig@lists.linaro.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210416143725.2769053-25-lee.jones@linaro.org
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Fixes the following W=1 kernel build warning(s):
drivers/gpu/drm/ttm/ttm_bo.c:293: warning: expecting prototype for function ttm_bo_cleanup_refs(). Prototype was for ttm_bo_cleanup_refs() instead
Cc: Christian Koenig <christian.koenig@amd.com>
Cc: Huang Rui <ray.huang@amd.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: dri-devel@lists.freedesktop.org
Cc: linux-media@vger.kernel.org
Cc: linaro-mm-sig@lists.linaro.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210416143725.2769053-24-lee.jones@linaro.org
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
I always forget where it was, store it until this gets picked up by an
internship again.
Cc: Wambui Karuga <wambui.karugax@gmail.com>
Cc: Melissa Wen <melissa.srw@gmail.com>
Acked-by: Melissa Wen <melissa.srw@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210421152911.1871473-1-daniel.vetter@ffwll.ch
Correct kerneldoc (remove wrong /** marker and adjust function name) to
fix W=1 warnings:
drivers/gpu/drm/gma500/cdv_intel_lvds.c:27: warning:
expecting prototype for LVDS I2C backlight control macros(). Prototype was for BRIGHTNESS_MAX_LEVEL() instead
drivers/gpu/drm/gma500/intel_gmbus.c:386: warning:
expecting prototype for intel_gmbus_setup(). Prototype was for gma_intel_setup_gmbus() instead
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210419081807.68000-1-krzysztof.kozlowski@canonical.com
This commit is a simple driver for bridge HMDI it66121.
The input format is RBG and there is no color conversion.
Audio, HDCP and CEC are not supported yet.
Signed-off-by: Phong LE <ple@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210419071223.2673533-3-narmstrong@baylibre.com
Unpreparing and re-preparing a panel can be a really heavy
operation. Panels datasheets often specify something on the order of
500ms as the delay you should insert after turning off the panel
before turning it on again. In addition, turning on a panel can have
delays on the order of 100ms - 200ms before the panel will assert HPD
(AKA "panel ready"). The above means that we should avoid turning a
panel off if we're going to turn it on again shortly.
The above becomes a problem when we want to read the EDID of a
panel. The way that ordering works is that userspace wants to read the
EDID of the panel _before_ fully enabling it so that it can set the
initial mode correctly. However, we can't read the EDID until we power
it up. This leads to code that does this dance (like
ps8640_bridge_get_edid()):
1. When userspace requests EDID / the panel modes (through an ioctl),
we power on the panel just enough to read the EDID and then power
it off.
2. Userspace then turns the panel on.
There's likely not much time between step #1 and #2 and so we want to
avoid powering the panel off and on again between those two steps.
Let's use Runtime PM to help us. We'll move the existing prepare() and
unprepare() to be runtime resume() and runtime suspend(). Now when we
want to prepare() or unprepare() we just increment or decrement the
refcount. We'll default to a 1 second autosuspend delay which seems
sane given the typical delays we see for panels.
A few notes:
- It seems the existing unprepare() and prepare() are defined to be
no-ops if called extra times. We'll preserve that behavior but may
try to remove it in a future patch.
- This is a slight change in the ABI of simple panel. If something was
absolutely relying on the unprepare() to happen instantly that
simply won't be the case anymore. I'm not aware of anyone relying on
that behavior, but if there is someone then we'll need to figure out
how to enable (or disable) this new delayed behavior selectively.
- In order for this to work we now have a hard dependency on
"PM". From memory this is a legit thing to assume these days and we
don't have to find some fallback to keep working if someone wants to
build their system without "PM".
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210416153909.v4.7.I9e8bd33b49c496745bfac58ea9ab418bd3b6f5ce@changeid
Let's make the remove() function strictly the reverse of the probe()
function so it's easier to reason about.
This patch was created by code inspection and should move us closer to
a proper remove.
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210416153909.v4.4.Ifcf1deaa372eba7eeb4f8eb516c5d15b77a657a9@changeid
The clock framework makes it simple to deal with an optional clock.
You can call clk_get_optional() and if the clock isn't specified it'll
just return NULL without complaint. It's valid to pass NULL to
enable/disable/prepare/unprepare. Let's make use of this to simplify
things a tiny bit.
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Robert Foss <robert.foss@linaro.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210416153909.v4.2.Ic9c04f960190faad5290738b2a35d73661862735@changeid
The drm_bridge_chain_pre_enable() is not the proper opposite of
drm_bridge_chain_post_disable(). It continues along the chain to
_before_ the starting bridge. Let's fix that.
Fixes: 05193dc38197 ("drm/bridge: Make the bridge chain a double-linked list")
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210416153909.v4.1.If62a003f76a2bc4ccc6c53565becc05d2aad4430@changeid
On the Amlogic SoCs, the DW-HDMI HW support is here but the DW-HDMI CEC signal
is not connected to a physical pin, leading to confusion when the dw-hdmi cec
controller can't communicate on the bus.
Disable it to avoid exposing a non-functinal bus.
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Acked-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Link: https://patchwork.freedesktop.org/patch/msgid/20210416092737.1971876-3-narmstrong@baylibre.com
This adds DW-HDMI driver a glue option to disable loading of the CEC sub-driver.
On some SoCs, the CEC functionality is enabled in the IP config bits, but the
CEC bus is non-functional like on Amlogic SoCs, where the CEC config bit is set
but the DW-HDMI CEC signal is not connected to a physical pin, leading to some
confusion when the DW-HDMI CEC controller can't communicate on the bus.
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Acked-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Link: https://patchwork.freedesktop.org/patch/msgid/20210416092737.1971876-2-narmstrong@baylibre.com
Added a "break" in the default case of a switch select statement.
GCC complains, although this "break" is not strictly necessary
for the code to work as expected.
Signed-off-by: Fabio M. De Francesco <fmdefrancesco@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210417161552.6571-1-fmdefrancesco@gmail.com
Since
commit 890880ddfdbe256083170866e49c87618b706ac7
Author: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
Date: Fri Jan 4 09:56:10 2019 +0100
drm: Auto-set allow_fb_modifiers when given modifiers at plane init
this is done automatically as part of plane init, if drivers set the
modifier list correctly. Which is the case here.
Acked-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Inki Dae <inki.dae@samsung.com>
Cc: Joonyoung Shim <jy0922.shim@samsung.com>
Cc: Seung-Woo Kim <sw0312.kim@samsung.com>
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Krzysztof Kozlowski <krzk@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-samsung-soc@vger.kernel.org
Link: https://patchwork.freedesktop.org/patch/msgid/20210413094904.3736372-3-daniel.vetter@ffwll.ch
