Commit Graph

968126 Commits

Author SHA1 Message Date
Max Verevkin
8b205d3e1b platform/x86: intel-vbtn: Support for tablet mode on HP Pavilion 13 x360 PC
The Pavilion 13 x360 PC has a chassis-type which does not indicate it is
a convertible, while it is actually a convertible. Add it to the
dmi_switches_allow_list.

Signed-off-by: Max Verevkin <me@maxverevkin.tk>
Link: https://lore.kernel.org/r/20201124131652.11165-1-me@maxverevkin.tk
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2020-11-26 15:48:55 +01:00
Kaixu Xia
2a72c46ac4 platform/x86: toshiba_acpi: Fix the wrong variable assignment
The commit 78429e55e4 ("platform/x86: toshiba_acpi: Clean up
variable declaration") cleans up variable declaration in
video_proc_write(). Seems it does the variable assignment in the
wrong place, this results in dead code and changes the source code
logic. Fix it by doing the assignment at the beginning of the funciton.

Fixes: 78429e55e4 ("platform/x86: toshiba_acpi: Clean up variable declaration")
Reported-by: Tosk Robot <tencent_os_robot@tencent.com>
Signed-off-by: Kaixu Xia <kaixuxia@tencent.com>
Link: https://lore.kernel.org/r/1606024177-16481-1-git-send-email-kaixuxia@tencent.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2020-11-26 15:48:46 +01:00
Timo Witte
9e7a005ad5 platform/x86: acer-wmi: add automatic keyboard background light toggle key as KEY_LIGHTS_TOGGLE
Got a dmesg message on my AMD Renoir based Acer laptop:
"acer_wmi: Unknown key number - 0x84" when toggling keyboard
background light

Signed-off-by: Timo Witte <timo.witte@gmail.com>
Reviewed-by: "Lee, Chun-Yi" <jlee@suse.com>
Link: https://lore.kernel.org/r/20200804001423.36778-1-timo.witte@gmail.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2020-11-26 15:48:37 +01:00
Matthias Maier
80a8c3185f platform/x86: thinkpad_acpi: Whitelist P15 firmware for dual fan control
This commit enables dual fan control for the following new Lenovo
models: P15, P15v.

Signed-off-by: Matthias Maier <tamiko@43-1.org>
Link: https://lore.kernel.org/r/20201126000416.2459645-2-tamiko-ibm-acpi-devel@43-1.org
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2020-11-26 15:45:40 +01:00
Benjamin Berg
e40cc1b476 platform/x86: thinkpad_acpi: Send tablet mode switch at wakeup time
The lid state may change while the machine is suspended. As such, we may
need to re-check the state at wake-up time (at least when waking up from
hibernation).
Add the appropriate call to the resume handler in order to sync the
SW_TABLET_MODE switch state with the hardware state.

Fixes: dda3ec0aa6 ("platform/x86: thinkpad_acpi: Implement tablet mode using GMMS method")
BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=210269
Signed-off-by: Benjamin Berg <bberg@redhat.com>
Acked-by: Henrique de Moraes Holschuh <hnh@hmh.eng.br>
Link: https://lore.kernel.org/r/20201123132157.866303-1-benjamin@sipsolutions.net
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2020-11-26 15:45:24 +01:00
Hans de Goede
c986a70249 platform/x86: thinkpad_acpi: Add BAT1 is primary battery quirk for Thinkpad Yoga 11e 4th gen
The Thinkpad Yoga 11e 4th gen with the N3450 / Celeron CPU only has
one battery which is named BAT1 instead of the expected BAT0, add a
quirk for this. This fixes not being able to set the charging tresholds
on this model; and this alsoe fixes the following errors in dmesg:

ACPI: \_SB_.PCI0.LPCB.EC__.HKEY: BCTG evaluated but flagged as error
thinkpad_acpi: Error probing battery 2
battery: extension failed to load: ThinkPad Battery Extension
battery: extension unregistered: ThinkPad Battery Extension

Note that the added quirk is for the "R0K" BIOS versions which are
used on the Thinkpad Yoga 11e 4th gen's with a Celeron CPU, there
is a separate "R0L" BIOS for the i3/i5 based versions. This may also
need the same quirk, but if that really is necessary is unknown.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20201109103550.16265-1-hdegoede@redhat.com
2020-11-26 15:44:44 +01:00
Hans de Goede
f2eae1888c platform/x86: thinkpad_acpi: Do not report SW_TABLET_MODE on Yoga 11e
The Yoga 11e series has 2 accelerometers described by a BOSC0200 ACPI node.
This setup relies on a Windows service which reads both accelerometers and
then calculates the angle between the 2 halves to determine laptop / tent /
tablet mode and then reports the calculated mode back to the EC by calling
special ACPI methods on the BOSC0200 node.

The bmc150 iio driver does not support this (it involves double
calculations requiring sqrt and arccos so this really needs to be done
in userspace), as a result of this on the Yoga 11e the thinkpad_acpi
code always reports SW_TABLET_MODE=0, starting with GNOME 3.38 reporting
SW_TABLET_MODE=0 causes GNOME to:

1. Not show the onscreen keyboard when a text-input field is focussed
   with the touchscreen.
2. Disable accelerometer based auto display-rotation.

This makes sense when in laptop-mode but not when in tablet-mode. But
since for the Yoga 11e the thinkpad_acpi code always reports
SW_TABLET_MODE=0, GNOME does not know when the device is in tablet-mode.

Stop reporting the broken (always 0) SW_TABLET_MODE on Yoga 11e models
to fix this.

Note there are plans for userspace to support 360 degree hinges style
2-in-1s with 2 accelerometers and figure out the mode by itself, see:
https://gitlab.freedesktop.org/hadess/iio-sensor-proxy/-/issues/216

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20201106140130.46820-1-hdegoede@redhat.com
2020-11-26 15:44:35 +01:00
Iakov 'Jake' Kirilenko
15d89c9f6f platform/x86: thinkpad_acpi: add P1 gen3 second fan support
Tested on my P1 gen3, works fine with `thinkfan`. Since thinkpad_acpi fan
control is off by default, it is safe to add 2nd fan control for brave
overclockers

Signed-off-by: Iakov 'Jake' Kirilenko <jake.kirilenko@gmail.com>
Link: https://lore.kernel.org/r/20201105152556.34073-1-jake.kirilenko@gmail.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2020-11-26 15:44:09 +01:00
Marc Kleine-Budde
1a1c436bad can: mcp251xfd: mcp251xfd_probe(): bail out if no IRQ was given
This patch add a check to the mcp251xfd_probe() function to bail out and give
the user a proper error message if no IRQ is specified. Otherwise the driver
will probe just fine but ifup will fail with a meaningless "RTNETLINK answers:
Invalid argument" error message.

Link: https://lore.kernel.org/r/20201123113522.3820052-1-mkl@pengutronix.de
Reported-by: Niels Petter <petter@ka-long.de>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2020-11-26 11:50:32 +01:00
Marc Kleine-Budde
4ba1cb39fc can: gs_usb: fix endianess problem with candleLight firmware
The firmware on the original USB2CAN by Geschwister Schneider Technologie
Entwicklungs- und Vertriebs UG exchanges all data between the host and the
device in host byte order. This is done with the struct
gs_host_config::byte_order member, which is sent first to indicate the desired
byte order.

The widely used open source firmware candleLight doesn't support this feature
and exchanges the data in little endian byte order. This breaks if a device
with candleLight firmware is used on big endianess systems.

To fix this problem, all u32 (but not the struct gs_host_frame::echo_id, which
is a transparent cookie) are converted to __le32.

Cc: Maximilian Schneider <max@schneidersoft.net>
Cc: Hubert Denkmair <hubert@denkmair.de>
Reported-by: Michael Rausch <mr@netadair.de>
Link: https://lore.kernel.org/r/b58aace7-61f3-6df7-c6df-69fee2c66906@netadair.de
Tested-by: Oleksij Rempel <o.rempel@pengutronix.de>
Fixes: d08e973a77 ("can: gs_usb: Added support for the GS_USB CAN devices")
Link: https://lore.kernel.org/r/20201120103818.3386964-1-mkl@pengutronix.de
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2020-11-26 11:50:32 +01:00
Dave Airlie
b51c2c67ce - Fix Perf/OA workaround register corruption (Lionel)
- Correct a comment statement in GVT (Yan)
 - Fix GT enable/disable iterrupts, including a race condition that prevented GPU to go idle (Chris)
 - Free stale request on destroying the virtual engine (Chris)
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Merge tag 'drm-intel-fixes-2020-11-25' of git://anongit.freedesktop.org/drm/drm-intel into drm-fixes

- Fix Perf/OA workaround register corruption (Lionel)
- Correct a comment statement in GVT (Yan)
- Fix GT enable/disable iterrupts, including a race condition that prevented GPU to go idle (Chris)
- Free stale request on destroying the virtual engine (Chris)

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20201126010623.GA827684@intel.com
2020-11-26 17:58:14 +10:00
Dave Airlie
5ead67bd54 Merge tag 'amd-drm-fixes-5.10-2020-11-25' of git://people.freedesktop.org/~agd5f/linux into drm-fixes
amd-drm-fixes-5.10-2020-11-25:

amdgpu:
- Runtime pm fix
- SI UVD suspend/resume fix
- HDCP fix for headless cards
- Sienna Cichlid golden register update

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexdeucher@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20201125151145.4263-1-alexander.deucher@amd.com
2020-11-26 17:31:48 +10:00
Mauro Carvalho Chehab
44f28934af media: vidtv.rst: add kernel-doc markups
Fix existing issues at the kernel-doc markups and add them to
the vidtv.rst file.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:24 +01:00
Mauro Carvalho Chehab
020120af21 media: vidtv.rst: update vidtv documentation
Update the vidtv documentation with the relevant changes
after the last patches.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:24 +01:00
Mauro Carvalho Chehab
b087982886 media: vidtv: simplify EIT write function
- pass struct vidtv_psi_eit_write_args as a pointer;
- avoid initializing struct fields multiple times.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:24 +01:00
Mauro Carvalho Chehab
5a5b9fb1a1 media: vidtv: simplify NIT write function
- pass struct vidtv_psi_nit_write_args as a pointer;
- avoid initializing struct fields multiple times.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:24 +01:00
Mauro Carvalho Chehab
6286a4b79b media: vidtv: simplify SDT write function
- pass struct vidtv_psi_sdt_write_args as a pointer;
- avoid initializing struct fields multiple times.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:24 +01:00
Mauro Carvalho Chehab
db9569f67e media: vidtv: cleanup PMT write table function
- Pass struct vidtv_psi_pmt_write_args as a pointer;
- Avoid initializing structs multiple times.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:24 +01:00
Mauro Carvalho Chehab
7f95751519 media: vidtv: cleanup PAT write function
Avoid initializing the structs multiple times and pass the
PAT struct as a pointer, instead of a var.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:24 +01:00
Mauro Carvalho Chehab
c570fb9ffc media: vidtv: cleanup PSI table header function
- Pass struct header_write_args as a pointer, instead of
  passing as a var;

- Initialize the psi_args struct only once.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:24 +01:00
Mauro Carvalho Chehab
974ea17692 media: vidtv: cleanup PSI descriptor write function
This function initializes the psi_args twice, and receives
a struct, instead of a pointer to a struct.

Clean it up.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:24 +01:00
Mauro Carvalho Chehab
9e0067417b media: vidtv: simplify the crc writing logic
Cleanup the table_section_crc32_write_into() function
by initializing struct psi_write_args only once and by
passing the args as a pointer.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:24 +01:00
Mauro Carvalho Chehab
5edbd330e3 media: vidtv: simplify PSI write function
The function vidtv_psi_ts_psi_write_into() initializes the
ts_header fields several times, and receives a struct
as argument, instead of using a pointer to struct.

Cleanup the function, in order to reduce its stack usage
and to avoid initializing the ts_header multiple times.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:24 +01:00
Mauro Carvalho Chehab
160028542b media: vidtv: add date to the current event
The current event is using an undefined date. Instead, it
should be the timestamp when the EIT table was generated.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:24 +01:00
Mauro Carvalho Chehab
bfa4aaebe8 media: vidtv: fix service_id at SDT table
The service_id there should be equal to the one used
on other tables, otherwise, EIT entries won't be valid.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:23 +01:00
Mauro Carvalho Chehab
11f4933f7b media: vidtv: fix service type
As the service currently broadcasts just audio, change the
service type to reflect that.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:23 +01:00
Mauro Carvalho Chehab
039b7caed1 media: vidtv: add a PID entry for the NIT table
On normal TS streams, the NIT table has its own entry at PAT,
but not at PMT.

While here, properly handle alloc problems when creating
PMT entries.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:23 +01:00
Mauro Carvalho Chehab
91a8a240e2 media: vidtv: properly fill EIT service_id
The EIT header ID field should not contain the network ID, but,
instead, the service_id of the program described at EIT.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:23 +01:00
Mauro Carvalho Chehab
1d2b2a6d8c media: vidtv: fix the network ID range
As defined at ETSI TS 101 162, original network IDs up to 0xfebf
are reserved for registration at dvb.org.

Let's use, instead, an original network ID at the range
0xff00-0xffff, as this is for private temporary usage.

As the same value is also used for the network ID,
the range 0xff01-0xffff also fits better, as values
lower than that depend if the network is used for
satellite, terrestrial, cable of CI.

While here, move the TS ID to the bridge code, where it
is used, and change its value, as it was identical to
the value previously used by network ID. While we could
keep the same value, let's change it, just to make easier
to check for the new code while reading it with DVB tools
like dvbinspector.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:23 +01:00
Mauro Carvalho Chehab
b9e09e06e3 media: vidtv: improve EIT data
Place some text at EIT data, and use ISO 8859-15 encoding for
the German letter "ü" (u mit umlat) letter.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:23 +01:00
Mauro Carvalho Chehab
ec3eda53f4 media: vidtv: cleanup null packet initialization logic
Initialize the destination buffer/size and the initial
offset when creating the local var.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:23 +01:00
Mauro Carvalho Chehab
c857b065ab media: vidtv: pre-initialize mux arrays
Instead of first zeroing all fields at the mux structs and
then filling, do some initialization for the const data
when they're created.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:23 +01:00
Mauro Carvalho Chehab
330d135679 media: vidtv: remove some unused functions
Right now, there's no need to access the length of some
tables. So, drop the unused functions.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:23 +01:00
Mauro Carvalho Chehab
a8bd461ca3 media: vidtv: do some cleanups at the driver
Do some cleanups at the coding style of the driver:
- remove "inline" declarations;
- use reverse xmas-tree for local var declarations;
- Adjust some indent to avoid breaking 80-cols;
- Cleanup some comments.

No functional changes.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 08:05:23 +01:00
Matti Hamalainen
2be6564164 drm/nouveau: fix relocations applying logic and a double-free
Commit 03e0d26fcf ("drm/nouveau: slowpath for pushbuf ioctl") included
a logic-bug which results in the relocations not actually getting
applied at all as the call to nouveau_gem_pushbuf_reloc_apply() is
never reached. This causes a regression with graphical corruption,
triggered when relocations need to be done (for example after a
suspend/resume cycle.)

Fix by setting *apply_relocs value only if there were more than 0
relocations.

Additionally, the never reached code had a leftover u_free() call,
which, after fixing the logic, now got called and resulted in a
double-free. Fix by removing one u_free(), moving the other
and adding check for errors.

Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: nouveau@lists.freedesktop.org
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Matti Hamalainen <ccr@tnsp.org>
Fixes: 03e0d26fcf ("drm/nouveau: slowpath for pushbuf ioctl")
References: https://gitlab.freedesktop.org/drm/nouveau/-/issues/11
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20201120152338.1203257-1-ccr@tnsp.org
2020-11-26 08:04:19 +01:00
Mauro Carvalho Chehab
163d72a2d3 media: vidtv: avoid copying data for PES structs
Minimize the number of data copies and initialization at
the code, passing them as pointers instead of duplicating
the data.

The only case where we're keeping the data copy is at
vidtv_pes_write_h(), as it needs a copy of the passed
arguments. On such case, we're being more explicit.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 07:47:34 +01:00
Mauro Carvalho Chehab
0a33ab1682 media: vidtv: avoid data copy when initializing the multiplexer
Initialize the fields of the arguments directly when
declaring it, and pass the args as a pointer, instead of
copying them.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 07:45:20 +01:00
Mauro Carvalho Chehab
0d271a79c7 media: vidtv: fix some notes at the tone generator
The sheet music used to generate the tones had a few
polyphonic notes. Due to that, its conversion to a
tones sequence had a few errors.

Also, due to a bug at the tone generator, it was missing
the pause at the initial compass.

Fix them.

While here, reduce the compass to 100bpm.

The music was converted from a Music XML file using
this small script:

<snip>
my $count = 0;
my $silent = 0;
my $note;
my $octave;
print "\t";
while (<>) {
	$note = $1 if (m,\<step\>(.*)\</step\>,);
	$octave = "_$1" if (m,\<octave\>(.*)\</octave\>,);
	if (m,\<alter\>1\</alter\>,) {
		$note .= "S";
		$sharp = 1;
	}
	if (m,\<rest/\>,) {
		$note = "SILENT";
		$silent = 1;
	}
	if (m,\<duration\>(.*)\</duration\>,) {
		printf "{ NOTE_${note}${octave}, %d},", $1 * 128 / 480;
		$count++;
		if ($silent || $count >= 3) {
			print "\n\t";
			$count = 0;
			$silent = 0;
		} else {
			print " ";
			print " " if (!$sharp);
		}
		$sharp = 0;
		$note = "";
		$octave = "";
	};
};
print "\n";
</snip>

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 07:44:58 +01:00
Mauro Carvalho Chehab
ab6bad0a4d media: vidtv: fix the tone generator logic
The tone generator logic were repeating the song after the
first silent. There's also a wrong logic at the note
offset calculus, which may create some noise.

Fix it.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 07:44:38 +01:00
Mauro Carvalho Chehab
af66e03edd media: vidtv: fix the name of the program
While the original plan was to use the first movement of
the 5th Symphony, it was opted to use the Für Elise song,
instead.

Fix it.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 07:44:19 +01:00
Mauro Carvalho Chehab
31e82355a1 media: vidtv: don't use recursive functions
The Linux stack is too short. So, using recursive functions
is a very bad idea. Convert those into non-recursive ones.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 07:43:58 +01:00
Mauro Carvalho Chehab
3be8037960 media: vidtv: add error checks
Currently, there are not checks if something gets bad during
memory allocation: it will simply use NULL pointers and
crash.

Add error path at the logic which allocates memory for the
MPEG-TS generator code, propagating the errors up to the
vidtv_bridge. Now, if something wents bad, start_streaming
will return an error that userspace can detect:

	ERROR    DMX_SET_PES_FILTER failed (PID = 0x2000): 12 Cannot allocate memory

and the driver doesn't crash.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 07:43:40 +01:00
Mauro Carvalho Chehab
8922e3931d media: vidtv: reorganize includes
- Place the includes on alphabetical order;
- get rid of asm/byteorder.h;
- add bug.h at vidtv_s302m.c, as it is needed by
  inux/fixp-arith.h

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 07:41:03 +01:00
Daniel W. S. Almeida
c2b6ca661a media: vidtv: psi: fix missing assignments in while loops
Some variables were only assigned once but were used in while
loops as if they had been updated at every iteration. Fix this.

Signed-off-by: Daniel W. S. Almeida <dwlsalmeida@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 07:40:36 +01:00
Daniel W. S. Almeida
99b99d135e media: vidtv: Move s302m specific fields into encoder context
A few fields used only by the tone generator in the s302m encoder
are stored in struct vidtv_encoder. Move them into
struct vidtv_s302m_ctx instead. While we are at it: fix a
checkpatch warning for long lines.

Signed-off-by: Daniel W. S. Almeida <dwlsalmeida@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 07:40:16 +01:00
Daniel W. S. Almeida
84306c96b1 media: vidtv: psi: extract descriptor chaining code into a helper
The code to append a descriptor to the end of a chain is repeated
throughout the psi generator code. Extract it into its own helper
function to avoid cluttering.

Signed-off-by: Daniel W. S. Almeida <dwlsalmeida@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 07:39:54 +01:00
Daniel W. S. Almeida
7a7899f6f5 media: vidtv: psi: Implement an Event Information Table (EIT)
Implement an Event Information Table (EIT) as per EN 300 468
5.2.4.

The EIT provides information in chronological order regarding
the events contained within each service.

For now only present event information is supported.

[mchehab+huawei@kernel.org: removed an extra blank line]
Signed-off-by: Daniel W. S. Almeida <dwlsalmeida@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 07:39:31 +01:00
Daniel W. S. Almeida
c2f78f0cb2 media: vidtv: psi: add a Network Information Table (NIT)
Add a Network Information Table (NIT) as specified in ETSI EN 300 468.

This table conveys information relating to the physical organization of
the multiplexes carried via a given network and the characteristics of
the network itself.

It is conveyed in the output of vidtv as packets with TS PID of 0x0010

[mchehab+huawei@kernel.org: removed an extra blank line]
Signed-off-by: Daniel W. S. Almeida <dwlsalmeida@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 07:37:59 +01:00
Daniel W. S. Almeida
dd6dbe8d7e media: vidtv: extract the initial CRC value to into a #define
The same constant (0xffffffff) is used in three different functions.

Extract it into a #define to avoid repetition.

Signed-off-by: Daniel W. S. Almeida <dwlsalmeida@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2020-11-26 07:35:49 +01:00
Rohit Maheshwari
cbf3d60329 ch_ktls: lock is not freed
Currently lock gets freed only if timeout expires, but missed a
case when HW returns failure and goes for cleanup.

Fixes: efca3878a5 ("ch_ktls: Issue if connection offload fails")
Signed-off-by: Rohit Maheshwari <rohitm@chelsio.com>
Link: https://lore.kernel.org/r/20201125072626.10861-1-rohitm@chelsio.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-25 17:44:42 -08:00