From: mtk18742
add cmdq_pkt_poll_addr function in cmdq helper functions
Signed-off-by: Yongqiang Niu
---
drivers/soc/mediatek/mtk-cmdq-helper.c | 39
include/linux/mailbox/mtk-cmdq-mailbox.h | 1 +
include/linux/soc/mediatek/mtk-cmdq.h| 2 ++
3 files changed, 4
add cmdq_pkt_poll_addr function
mtk18742 (1):
soc: mediatek: cmdq: add cmdq_pkt_poll_addr function
drivers/soc/mediatek/mtk-cmdq-helper.c | 39
include/linux/mailbox/mtk-cmdq-mailbox.h | 1 +
include/linux/soc/mediatek/mtk-cmdq.h| 2 ++
3 files changed, 42 inse
From: Guangming
Add a size check for allocation since the allocation size should be
always less than the total DRAM size on system heap.
Adding this check can prevent comsuming too much time for invalid allocations.
Signed-off-by: Guangming
---
drivers/dma-buf/heaps/system_heap.c | 8
On Wednesday, 12 January 2022 10:06:03 PM AEDT Alistair Popple wrote:
> I have been looking at this in relation to the migration code and noticed we
> have the following in try_to_migrate():
>
> if (is_zone_device_page(page) && !is_device_private_page(page))
> return;
>
>
Looks good,
Reviewed-by: Alistair Popple
On Tuesday, 11 January 2022 9:32:01 AM AEDT Alex Sierra wrote:
> Add two more parameters to set spm_addr_dev0 & spm_addr_dev1
> addresses. These two parameters configure the start SP
> addresses for each device in test_hmm driver.
> Consequently, this con
On Tuesday, 11 January 2022 9:32:00 AM AEDT Alex Sierra wrote:
> Test cases such as migrate_fault and migrate_multiple, were modified to
> explicit migrate from device to sys memory without the need of page
> faults, when using device coherent type.
>
> Snapshot test case updated to read memory de
On Wed, 2022-01-19 at 17:56 -0500, Lyude Paul wrote:
> Hi! I'm writing this email because I'm currently finishing up removing
> pretty
> much all of the non-atomic MST code in drm_dp_mst_topology_mgr.c as it's
> really made it difficult to maintain MST over time. As well, once that's
> complete it'
On Tuesday, 11 January 2022 9:31:59 AM AEDT Alex Sierra wrote:
> Device Coherent type uses device memory that is coherently accesible by
> the CPU. This could be shown as SP (special purpose) memory range
> at the BIOS-e820 memory enumeration. If no SP memory is supported in
> system, this could be
https://bugzilla.kernel.org/show_bug.cgi?id=213561
sosh...@gmail.com changed:
What|Removed |Added
CC||sosh...@gmail.com
--- Comment #15 fro
Thanks for splitting the coherent devices into separate device nodes. Couple of
comments below.
On Tuesday, 11 January 2022 9:31:58 AM AEDT Alex Sierra wrote:
> In order to configure device coherent in test_hmm, two module parameters
> should be passed, which correspond to the SP start address of
On Tuesday, 11 January 2022 9:31:57 AM AEDT Alex Sierra wrote:
[...]
> +enum {
> + /* 0 is reserved to catch uninitialized type fields */
This seems unnecessary and can be dropped to start at zero.
Reviewed-by: Alistair Popple
> + HMM_DMIRROR_MEMORY_DEVICE_PRIVATE = 1,
> +};
> +
> #e
On 18-01-22, 19:50, Rob Herring wrote:
> The 'phandle-array' type is a bit ambiguous. It can be either just an
> array of phandles or an array of phandles plus args. Many schemas for
> phandle-array properties aren't clear in the schema which case applies
> though the description usually describes
, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Hsin-Yi-Wang/drm-bridge-anx7625-send-DPCD-command-to-downstream/20220119-231952
base: git://anongit.freedesktop.org/drm/drm-tip drm-tip
config: i386-
From: Dave Airlie
This reverts commit 9bb7b689274b67ecb3641e399e76f84adc627df1.
This caused a regression reported to Red Hat.
Fixes: 9bb7b689274b ("drm/ast: Support 1600x900 with 108MHz PCLK")
Signed-off-by: Dave Airlie
---
drivers/gpu/drm/ast/ast_tables.h | 2 --
1 file changed, 2 deletions(
On Tuesday, 11 January 2022 9:31:52 AM AEDT Alex Sierra wrote:
> Device memory that is cache coherent from device and CPU point of view.
> This is used on platforms that have an advanced system bus (like CAPI
> or CXL). Any page of a process can be migrated to such memory. However,
> no one should
On Wed, 2022-01-19 at 17:36 +0100, Javier Martinez Canillas wrote:
> On 1/19/22 16:50, Thomas Zimmermann wrote:
>
> [snip]
>
> > > > > IMHO the best solution is to drop IORESOURCE_BUSY from sysfb
> > > > > and have
> > > > > drivers register/release the range with _BUSY. That would
> > > > > sign
On Wed, 2022-01-19 at 16:50 +0100, Thomas Zimmermann wrote:
> Hi
>
> Am 19.01.22 um 16:12 schrieb Zack Rusin:
> > On Wed, 2022-01-19 at 15:00 +0100, Thomas Zimmermann wrote:
> > > Hi Zack
> > >
> > > Am 19.01.22 um 10:13 schrieb Thomas Zimmermann:
> > > > Hi
> > > >
> > > > Am 19.01.22 um 03:15
On Wed, Jan 19, 2022 at 7:34 PM wrote:
>
> From: Guangming
>
> Add a size check for allocation since the allocation size should be
> always less than the total DRAM size on system heap.
> And it can prevent consuming too much time for invalid allocations.
>
> Signed-off-by: Guangming
> ---
> dr
From: Guangming
Add a size check for allocation since the allocation size should be
always less than the total DRAM size on system heap.
And it can prevent consuming too much time for invalid allocations.
Signed-off-by: Guangming
---
drivers/dma-buf/heaps/system_heap.c | 7 +++
1 file chan
, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Hsin-Yi-Wang/drm-bridge-anx7625-send-DPCD-command-to-downstream/20220119-231952
base: git://anongit.freedesktop.org/drm/drm-tip drm-tip
config: arm-
Hi all,
On Wed, 17 Nov 2021 13:49:26 +1100 Stephen Rothwell
wrote:
>
> After merging the drm-misc tree, today's linux-next build (htmldocs)
> produced this warning:
>
> include/drm/gpu_scheduler.h:316: warning: Function parameter or member 'work'
> not described in 'drm_sched_job'
>
> Introd
Hi all,
On Fri, 15 Oct 2021 21:01:04 +1100 Stephen Rothwell
wrote:
>
> After merging the drm-misc tree, today's linux-next build (htmldocs)
> produced this warning:
>
> include/drm/drm_modeset_lock.h:74: warning: Function parameter or member
> 'stack_depot' not described in 'drm_modeset_acquir
Hi all,
On Fri, 15 Oct 2021 20:54:22 +1100 Stephen Rothwell
wrote:
>
> After merging the drm-misc tree, today's linux-next build (htmldocs)
> produced this warning:
>
> Documentation/gpu/drm-kms-helpers:451:
> /home/sfr/next/next/drivers/gpu/drm/drm_privacy_screen.c:270: WARNING: Inline
> emp
Hi Heiko, Wyon,
On Wed, 2022-01-19 at 10:37 +0800, Liu Ying wrote:
> The D-PHY specification (v1.2) explicitly mentions that the T-CLK-PRE
> parameter's unit is Unit Interval(UI) and the minimum value is 8. Also,
> kernel doc of the 'clk_pre' member of struct phy_configure_opts_mipi_dphy
> mentio
On 1/19/2022 2:16 PM, Dmitry Baryshkov wrote:
DPU driver contains code to parse clock items from device tree into
special data struct and then enable/disable/set rate for the clocks
using that data struct. However the DPU driver itself uses only parsing
and enabling/disabling part (the rate se
On 1/19/2022 2:16 PM, Dmitry Baryshkov wrote:
Move clock/IO/hrtimer utility functions from msm_drv.c to new
msm_io_utils.c file.
Signed-off-by: Dmitry Baryshkov
Tested on: Qualcomm RB3 (debian, sdm845), Qualcomm RB5 (debian, qrb5165)
Reviewed-by: Jessica Zhang
---
drivers/gpu/drm/msm
Hi Dave, Daniel,
Fixes for 5.17. This does not yet include the proper fix for the patch
Linux reverted when he pulled in the original drm merge windows PR. I
was waiting for rc1. At that point do you plan to merge rc1 into drm-fixes?
If so, I can just drop the fix on top.
The following changes
Ping~
Seems this patch is missed.
Thanks,
Ray
On Mon, Dec 13, 2021 at 02:34:22PM +0800, Huang, Ray wrote:
> Use __string(), __assign_str() and __get_str() helpers in the TRACE_EVENT()
> instead of string definitions in gpu scheduler trace.
>
> [ 158.890890] [ cut here ]
Commit 7707f7227f09 ("drm/rockchip: Add support for afbc") switched up
the rk3399_vop_big[] register windows, but it did so incorrectly.
The biggest problem is in rk3288_win23_data[] vs.
rk3368_win23_data[] .format field:
RK3288's format: VOP_REG(RK3288_WIN2_CTRL0, 0x7, 1)
RK3368's format: VO
On Wed, Jan 19, 2022 at 06:24:22PM +0100, Daniel Vetter wrote:
> On Wed, Jan 19, 2022 at 08:53:56AM -0800, Ira Weiny wrote:
> > On Fri, Dec 10, 2021 at 03:23:57PM -0800, 'Ira Weiny' wrote:
> > > From: Ira Weiny
> > >
> > > This series starts by converting the last easy kmap() uses to
> > > kmap_l
On 07/01/2022 11:50, Miaoqian Lin wrote:
The reference taken by 'of_find_device_by_node()' must be released when
not needed anymore.
Add the corresponding 'put_device()' in the error handling path.
Fixes: e00012b256d4 ("drm/msm/hdmi: Make HDMI core get its PHY")
Signed-off-by: Miaoqian Lin
Re
On 30/12/2021 10:09, Miaoqian Lin wrote:
If of_find_device_by_node() succeeds, dsi_get_phy() doesn't
a corresponding put_device(). Thus add put_device() to fix the exception
handling.
Fixes: ec31abf ("drm/msm/dsi: Separate PHY to another platform device")
Signed-off-by: Miaoqian Lin
Reviewed-
On 28/12/2021 07:59, Bjorn Andersson wrote:
The Qualcomm SM8350 platform comes with a single DisplayPort controller,
add support for this in the DisplayPort driver.
Signed-off-by: Bjorn Andersson
Reviewed-by: Dmitry Baryshkov
---
.../devicetree/bindings/display/msm/dp-controller.yaml
Quoting Rob Herring (2022-01-18 17:50:38)
> The 'phandle-array' type is a bit ambiguous. It can be either just an
> array of phandles or an array of phandles plus args. Many schemas for
> phandle-array properties aren't clear in the schema which case applies
> though the description usually describ
On 22/12/2021 13:55, Marijn Suijten wrote:
As per the specification of DPU_CTL_ACTIVE_CFG the configuration of
active blocks should be proactively specified, and the pingpong block is
no different.
The downstream display driver [1] confirms this by also calling
bind_pingpong_blk on CTL_ACTIVE_CF
Hi! I'm writing this email because I'm currently finishing up removing pretty
much all of the non-atomic MST code in drm_dp_mst_topology_mgr.c as it's
really made it difficult to maintain MST over time. As well, once that's
complete it's likely I'm going to start on the (extremely overdue) task of
On 16/12/2021 06:11, Yang Li wrote:
The code that uses variable mdss has been removed, So the declaration
and assignment of the variable can be removed.
Eliminate the following clang warning:
drivers/gpu/drm/msm/msm_drv.c:513:19: warning: variable 'mdss' set but
not used [-Wunused-but-set-variab
Currently the msm platform driver is a multiplex handling several cases:
- headless GPU-only driver,
- MDP4 with flat device nodes,
- MDP5/DPU MDSS with all the nodes being children of MDSS node.
This results in not-so-perfect code, checking the hardware version
(MDP4/MDP5/DPU) in several places,
Let's make the match's data pointer a (sub-)driver's private data. The
only user currently is the msm_drm_init() function, using this data to
select kms_init callback. Pass this callback through the driver's
private data instead.
Signed-off-by: Dmitry Baryshkov
---
drivers/gpu/drm/msm/disp/dpu1/
MDP5 and DPU1 both provide the driver handling the MDSS region, which
handles the irq domain and (incase of DPU1) adds some init for the UBWC
controller. Unify those two pieces of code into a common driver.
Signed-off-by: Dmitry Baryshkov
---
drivers/gpu/drm/msm/Makefile | 3 +
Since now there is just one mdss subdriver, drop all the indirection,
make msm_mdss struct completely opaque (and defined inside msm_mdss.c)
and call mdss functions directly.
Signed-off-by: Dmitry Baryshkov
---
drivers/gpu/drm/msm/msm_drv.c | 44
drivers/gpu/drm/msm/msm_kms.h |
These patches coninue work started by AngeloGioacchino Del Regno in the
previous cycle by further decoupling and dissecting MDSS and MDP drivers
probe/binding paths.
This removes code duplication between MDP5 and DPU1 MDSS drivers, by
merging them and moving to the top level.
This patchset depend
> > except '"no\0\0yes" + v * 4' works a bit better.
>
> Is it a C code obfuscation contest?
That would be:
return &(v * 3)["no\0yes"];
:-)
-
Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT,
UK
Registration No: 1397386 (Wales)
DPU driver contains code to parse clock items from device tree into
special data struct and then enable/disable/set rate for the clocks
using that data struct. However the DPU driver itself uses only parsing
and enabling/disabling part (the rate setting is used by DP driver).
Move this implementat
Move clock/IO/hrtimer utility functions from msm_drv.c to new
msm_io_utils.c file.
Signed-off-by: Dmitry Baryshkov
---
drivers/gpu/drm/msm/Makefile | 1 +
drivers/gpu/drm/msm/msm_drv.c | 118 ---
drivers/gpu/drm/msm/msm_io_utils.c | 126 ++
In order to simplify DP code, drop hand-coded loops over clock arrays,
replacing them with clk_bulk_* functions.
Signed-off-by: Dmitry Baryshkov
---
drivers/gpu/drm/msm/Makefile | 1 -
drivers/gpu/drm/msm/dp/dp_clk_util.c | 120 ---
drivers/gpu/drm/msm/dp/dp_clk
msm_dss_clk_*() functions significantly duplicate clk_bulk_* family of
functions. Drop custom code and use bulk clocks directly. This also
removes dependency of DP driver on the DPU driver internals.
Prerequisites: [1]
Changes since v2:
- Retain conditional code/prints in DP code to ease debuggi
Now that the error capture is fully decoupled from fence signalling
(request retirement to free memory, which in turn depends on resets) we
can safely flush the G2H handler during a GT reset. This is eliminates
corner cases where GuC generated G2H (e.g. engine resets) race with a GT
reset.
v2:
(J
The G2H handler needs to be flushed during a GT reset but a G2H
indicating engine reset failure can trigger a GT reset. Add a worker to
trigger the GT when an engine reset failure is received to break this
circular dependency.
v2:
(John Harrison)
- Store engine reset mask
- Fix typo in commit
After a small fix to error capture code, we now can flush G2H during a
GT reset which simplifies code and seals some extreme corner case races.
v2:
(CI)
- Don't trigger GT reset from G2H handler
v3:
- Address John Harrison's comments
Signed-off-by: Matthew Brost
Matthew Brost (3):
drm/i
Allocate intel_engine_coredump_alloc with ALLOW_FAIL rather than
GFP_KERNEL to fully decouple the error capture from fence signalling.
v2:
(John Harrison)
- Fix typo in commit message (s/do/to)
Fixes: 8b91cdd4f8649 ("drm/i915: Use __GFP_KSWAPD_RECLAIM in the capture code")
Signed-off-by: Matt
Realized that the GuC multi-lrc fini breadcrumb emit code is very
delicate as the math this code does relies on functions it calls to emit
a certain number of DWs. Add a few GEM_BUG_ONs to assert the math is
correct.
v2:
- Rebase + resend for CI
(Checkpatch)
- Fix blank line warning
Signed-o
On Wed, Jan 19, 2022 at 01:07:22PM -0800, John Harrison wrote:
> On 1/19/2022 12:54, Matthew Brost wrote:
> > On Tue, Jan 18, 2022 at 05:37:01PM -0800, John Harrison wrote:
> > > On 1/18/2022 13:43, Matthew Brost wrote:
> > > > The G2H handler needs to be flushed during a GT reset but a G2H
> > > >
On Wed, Jan 19, 2022 at 12:53:43PM -0800, Lucas De Marchi wrote:
> On Wed, Jan 19, 2022 at 05:15:02PM +0100, Daniel Vetter wrote:
> > On Wed, Jan 19, 2022 at 04:16:12PM +0200, Jani Nikula wrote:
...
> > Yeah we can sed this anytime later we want to, but we need to get the foot
> > in the door. Th
On 1/19/2022 12:54, Matthew Brost wrote:
On Tue, Jan 18, 2022 at 05:37:01PM -0800, John Harrison wrote:
On 1/18/2022 13:43, Matthew Brost wrote:
The G2H handler needs to be flushed during a GT reset but a G2H
indicating engine reset failure can trigger a GT reset. Add a worker to
trigger the GT
On Wed, Jan 19, 2022 at 04:00:17PM -0500, Steven Rostedt wrote:
> On Wed, 19 Jan 2022 21:25:08 +0200
> Andy Shevchenko wrote:
>
> > > I say keep it one line!
> > >
> > > Reviewed-by: Steven Rostedt (Google)
> >
> > I believe Sakari strongly follows the 80 rule, which means...
>
> Checkpatch
On Wed, 19 Jan 2022 21:25:08 +0200
Andy Shevchenko wrote:
> > I say keep it one line!
> >
> > Reviewed-by: Steven Rostedt (Google)
>
> I believe Sakari strongly follows the 80 rule, which means...
Checkpatch says "100" I think we need to simply update the docs (the
documentation always lags
On Tue, Jan 18, 2022 at 05:37:01PM -0800, John Harrison wrote:
> On 1/18/2022 13:43, Matthew Brost wrote:
> > The G2H handler needs to be flushed during a GT reset but a G2H
> > indicating engine reset failure can trigger a GT reset. Add a worker to
> > trigger the GT when a engine reset failure is
On Wed, 19 Jan 2022 21:22:57 +0200
Andy Shevchenko wrote:
> On Wed, Jan 19, 2022 at 04:38:26PM +, David Laight wrote:
> > > > > > +static inline const char *yesno(bool v) { return v ? "yes" : "no";
> > > > > > }
> > >
> > > return "yes\0no" + v * 4;
> > >
> > > :-)
> >
> > except '"
On 1/19/2022 12:47, Matthew Brost wrote:
On Tue, Jan 18, 2022 at 05:29:54PM -0800, John Harrison wrote:
On 1/18/2022 13:43, Matthew Brost wrote:
Allocate intel_engine_coredump_alloc with ALLOW_FAIL rather than
GFP_KERNEL do fully decouple the error capture from fence signalling.
s/do/to/
Yep
On Wed, Jan 19, 2022 at 05:15:02PM +0100, Daniel Vetter wrote:
On Wed, Jan 19, 2022 at 04:16:12PM +0200, Jani Nikula wrote:
On Wed, 19 Jan 2022, Petr Mladek wrote:
> On Tue 2022-01-18 23:24:47, Lucas De Marchi wrote:
>> Add some helpers under lib/string_helpers.h so they can be used
>> througho
On Tue, Jan 18, 2022 at 05:29:54PM -0800, John Harrison wrote:
> On 1/18/2022 13:43, Matthew Brost wrote:
> > Allocate intel_engine_coredump_alloc with ALLOW_FAIL rather than
> > GFP_KERNEL do fully decouple the error capture from fence signalling.
> s/do/to/
>
Yep.
> >
> > Fixes: 8b91cdd4f8649
On Wed, Jan 19, 2022 at 10:06:35AM -0500, Steven Rostedt wrote:
On Wed, 19 Jan 2022 11:18:59 +0200
Sakari Ailus wrote:
On Tue, Jan 18, 2022 at 11:24:48PM -0800, Lucas De Marchi wrote:
> @@ -1354,8 +1345,7 @@ static bool tomoyo_print_condition(struct
tomoyo_io_buffer *head,
>case 3:
>
On Wed, Jan 19, 2022 at 1:58 AM Guangming.Cao
wrote:
> On Fri, 2022-01-14 at 17:17 -0800, John Stultz wrote:
> > If the max value is per-heap, why not enforce that value in the
> > per-heap allocation function?
> >
> > Moving the check to the heap alloc to me seems simpler to me than
> > adding co
From: John Harrison
Various UMDs require hardware configuration information about the
current platform. A bunch of static information is available in a
fixed table that can be retrieved from the GuC.
v2: Rebased to newer baseline and added a kerneldoc comment.
v3: Rebased to newer baseline and n
From: Rodrigo Vivi
GuC contains a consolidated table with a bunch of information about the
current device.
Previously, this information was spread and hardcoded to all the components
including GuC, i915 and various UMDs. The goal here is to consolidate
the data into GuC in a way that all interes
From: John Harrison
Implement support for fetching the hardware description table from the
GuC. The call is made twice - once without a destination buffer to
query the size and then a second time to fill in the buffer.
Note that the table is only available on ADL-P and later platforms.
Cc: Mich
On 19/01/2022 05:32, Jessica Zhang wrote:
On 11/25/2021 6:35 PM, Dmitry Baryshkov wrote:
DPU driver contains code to parse clock items from device tree into
special data struct and then enable/disable/set rate for the clocks
using that data struct. However the DPU driver itself uses only parsing
On Wednesday, 19 January 2022 07:40:22 CET H. Nikolaus Schaller wrote:
> Hi Paul,
>
> > Am 18.01.2022 um 23:59 schrieb Paul Boddie :
> >
> > On Tuesday, 18 January 2022 17:58:58 CET Paul Cercueil wrote:
> >>
> >> Why is this JZ_LCD_OSDC_ALPHAEN bit needed now? I remember it working
> >> fine last
On 19/01/2022 18:36, Jordan Justen wrote:
Robert Beckett writes:
From: Matthew Auld
On discrete platforms like DG2, we need to support a minimum page size
of 64K when dealing with device local-memory. This is quite tricky for
various reasons, so try to document the new implicit uapi for t
On Tue, Jan 18, 2022 at 11:24:50PM -0800, Lucas De Marchi wrote:
> linux/string_helpers.h provides a helper to return "yes"/"no"
> strings. Replace the open coded versions with yesno(). The places were
> identified with the following semantic patch:
>
> @@
> expression b;
> @@
>
On Wed, Jan 19, 2022 at 04:38:26PM +, David Laight wrote:
> > > > > +static inline const char *yesno(bool v) { return v ? "yes" : "no"; }
> >
> > return "yes\0no" + v * 4;
> >
> > :-)
>
> except '"no\0\0yes" + v * 4' works a bit better.
Is it a C code obfuscation contest?
--
With Best
On Wed, Jan 19, 2022 at 11:35:22AM +0900, Esaki Tomohito wrote:
> On 2022/01/18 18:53, Andy Shevchenko wrote:
> > On Mon, Jan 17, 2022 at 02:15:48PM +0900, Esaki Tomohito wrote:
> > > On 2022/01/14 23:16, Andy Shevchenko wrote:
> > > > On Fri, Jan 14, 2022 at 07:17:52PM +0900, Tomohito Esaki wrote:
On Wed, Jan 19, 2022 at 10:06:35AM -0500, Steven Rostedt wrote:
> On Wed, 19 Jan 2022 11:18:59 +0200
> Sakari Ailus wrote:
> > On Tue, Jan 18, 2022 at 11:24:48PM -0800, Lucas De Marchi wrote:
> > > @@ -1354,8 +1345,7 @@ static bool tomoyo_print_condition(struct
> > > tomoyo_io_buffer *head,
> > >
Robert Beckett writes:
> From: Matthew Auld
>
> On discrete platforms like DG2, we need to support a minimum page size
> of 64K when dealing with device local-memory. This is quite tricky for
> various reasons, so try to document the new implicit uapi for this.
>
> v2: Fixed suggestions on forma
On 12/22/21 09:28, Javier Martinez Canillas wrote:
> The nomodeset kernel command line parameter is used to prevent the KMS/DRM
> drivers to be registered/probed. But only a few drivers implement support
> for this and most DRM drivers just ignore it.
>
> This patch series is a v3 to make DRM driv
From: Wei Liu Sent: Friday, January 14, 2022 11:13 AM
>
> On Mon, Jan 10, 2022 at 01:44:19AM +0100, Andrea Parri wrote:
> > (Extending Cc: list,)
> >
> > On Sun, Jan 09, 2022 at 05:55:16PM +0800, Yanming Liu wrote:
> > > Commit adae1e931acd ("Drivers: hv: vmbus: Copy packets sent by Hyper-V
> > >
In some cases we use leftover kfree() instead of i915_vma_resource_free().
Fix this.
Fixes: Fixes: 2f6b90da9192 ("drm/i915: Use vma resources for async unbinding")
Reported-by: Robert Beckett
Cc: Matthew Auld
Signed-off-by: Thomas Hellström
---
drivers/gpu/drm/i915/i915_vma.c | 4 ++--
On Wed, Jan 19, 2022 at 08:53:56AM -0800, Ira Weiny wrote:
> On Fri, Dec 10, 2021 at 03:23:57PM -0800, 'Ira Weiny' wrote:
> > From: Ira Weiny
> >
> > This series starts by converting the last easy kmap() uses to
> > kmap_local_page().
> >
> > There is one more call to kmap() wrapped in ttm_bo_km
On Wed, Jan 19, 2022 at 02:43:39PM +0100, Christian König wrote:
> Drivers should not add containers as shared fences to the dma_resv
> object, instead each fence should be added individually.
>
> Signed-off-by: Christian König
> ---
> drivers/dma-buf/dma-resv.c | 5 +
> 1 file changed, 5 in
On Wed, Jan 19, 2022 at 02:43:38PM +0100, Christian König wrote:
> Chaining of dma_fence_chain objects is only allowed through the prev
> fence and not through the contained fence.
>
> Warn about that when we create a dma_fence_chain.
>
> Signed-off-by: Christian König
> ---
> drivers/dma-buf/d
On Wed, Jan 19, 2022 at 02:43:37PM +0100, Christian König wrote:
> It's not allowed to nest another dma_fence container into a dma_fence_array
> or otherwise we can run into recursion.
>
> Warn about that when we create a dma_fence_array.
>
> Signed-off-by: Christian König
> ---
> drivers/dma-b
On Wed, Jan 19, 2022 at 02:43:36PM +0100, Christian König wrote:
> Consolidate the wrapper functions to check for dma_fence
> subclasses in the dma_fence header.
>
> This makes it easier to document and also check the different
> requirements for fence containers in the subclasses.
>
> Signed-off
On Wed, Jan 19, 2022 at 11:38 PM Robert Foss wrote:
>
> On Wed, 19 Jan 2022 at 16:17, Hsin-Yi Wang wrote:
> >
> > From: Xin Ji
> >
> > Send DPCD command to downstream before anx7625 power down,
> > let downstream monitor enter into standby mode.
> >
> > Signed-off-by: Xin Ji
> > Signed-off-by:
Hi Thomas,
On 1/19/22 16:37, Thomas Zimmermann wrote:
> Am 19.01.22 um 16:05 schrieb Sven Schnelle:
>> Daniel Vetter writes:
>>
>>> On Wed, Jan 19, 2022 at 3:01 PM Linus Torvalds
>>> wrote:
>>> Irrespective of this code being buggy or not buggy I think the bigger
>>> pictures, and really the rea
On Fri, Dec 10, 2021 at 03:23:57PM -0800, 'Ira Weiny' wrote:
> From: Ira Weiny
>
> This series starts by converting the last easy kmap() uses to
> kmap_local_page().
>
> There is one more call to kmap() wrapped in ttm_bo_kmap_ttm(). Unfortunately,
> ttm_bo_kmap_ttm() is called in a number of di
> > > > +static inline const char *yesno(bool v) { return v ? "yes" : "no"; }
>
> return "yes\0no" + v * 4;
>
> :-)
except '"no\0\0yes" + v * 4' works a bit better.
-
Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT,
UK
Registration No: 1397386 (Wales)
> > > +static inline const char *yesno(bool v) { return v ? "yes" : "no"; }
return "yes\0no" + v * 4;
:-)
-
Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT,
UK
Registration No: 1397386 (Wales)
On 1/19/22 16:50, Thomas Zimmermann wrote:
[snip]
IMHO the best solution is to drop IORESOURCE_BUSY from sysfb and have
drivers register/release the range with _BUSY. That would signal the
memory belongs to the sysfb device but is not busy unless a driver
has
been bound.
Hi Daniel,
Daniel Vetter writes:
> On Wed, Jan 19, 2022 at 05:15:44PM +0100, Sven Schnelle wrote:
>> Hi Daniel,
>>
>> Daniel Vetter writes:
>>
>> > On Thu, Jan 13, 2022 at 10:46:03PM +0100, Sven Schnelle wrote:
>> >> Helge Deller writes:
>> >> > Maybe on fast new x86 boxes the performance di
On Wed, Jan 19, 2022 at 06:13:39PM +0200, Jani Nikula wrote:
> On Wed, 19 Jan 2022, Helge Deller wrote:
> > On 1/19/22 16:42, Daniel Vetter wrote:
> >> If otoh you get the maintainership first to be able to cram in reverts
> >> without discussions, then it's very backwards.
> > I'm working on the
On Tue, Jan 18, 2022 at 07:53:25PM -0600, Rob Herring wrote:
> For a single pinctrl mode, it is not necessary to define pinctrl
> properties as the tools always allow pinctrl properties.
Acked-by: Mark Brown
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On Wed, Jan 19, 2022 at 05:55:22PM +0900, Daniel Palmer wrote:
> Hi all,
>
> I've copied and pasted my way to mostly working DRM/KMS driver for a
> low cost ARM SoC (Sigmastar SSD202D). The hardware is 2D only.
>
> One of the devices that uses this SoC has the screen upside down so it
> needs the
On Wed, Jan 19, 2022 at 05:15:44PM +0100, Sven Schnelle wrote:
> Hi Daniel,
>
> Daniel Vetter writes:
>
> > On Thu, Jan 13, 2022 at 10:46:03PM +0100, Sven Schnelle wrote:
> >> Helge Deller writes:
> >> > Maybe on fast new x86 boxes the performance difference isn't huge,
> >> > but for all old s
Hi Daniel,
Daniel Vetter writes:
> On Thu, Jan 13, 2022 at 10:46:03PM +0100, Sven Schnelle wrote:
>> Helge Deller writes:
>> > Maybe on fast new x86 boxes the performance difference isn't huge,
>> > but for all old systems, or when emulated in qemu, this makes
>> > a big difference.
>> >
>> > H
On Wed, Jan 19, 2022 at 04:16:12PM +0200, Jani Nikula wrote:
> On Wed, 19 Jan 2022, Petr Mladek wrote:
> > On Tue 2022-01-18 23:24:47, Lucas De Marchi wrote:
> >> Add some helpers under lib/string_helpers.h so they can be used
> >> throughout the kernel. When I started doing this there were 2 othe
On Wed, 19 Jan 2022, Helge Deller wrote:
> On 1/19/22 16:42, Daniel Vetter wrote:
>> If otoh you get the maintainership first to be able to cram in reverts
>> without discussions, then it's very backwards.
> I'm working on the Linux kernel since at least 23 years and am a maintainer
> of parts of
On Tue, Jan 18, 2022 at 12:22:49AM +0100, Michał Winiarski wrote:
> KUnit unifies the test structure and provides helper tools that simplify
> the development. Basic use case allows running tests as regular processes,
> leveraging User Mode Linux.
> For example, to execute all DRM unit tests:
> ./t
On Tue, 21 Dec 2021 08:52:09 -0400, Rob Herring wrote:
> With 'unevaluatedProperties' support enabled, several SPI based display
> binding examples have warnings:
>
> Documentation/devicetree/bindings/display/panel/samsung,ld9040.example.dt.yaml:
> lcd@0: Unevaluated properties are not allowed ('
Hi--
On 1/14/22 17:06, Hridya Valsaraju wrote:
> diff --git a/init/Kconfig b/init/Kconfig
> index cd23faa163d1..408910b21387 100644
> --- a/init/Kconfig
> +++ b/init/Kconfig
> @@ -990,6 +990,13 @@ config BLK_CGROUP
>
> See Documentation/admin-guide/cgroup-v1/blkio-controller.rst for more
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