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When retrieving the queue index ("SCD SSN") from the TX response,
it's currently masked with 0xFFF. However, now that we have queues
longer than 4k, that became wrong, so make the mask depend on the
hardware family.
This fixes an issue where if we get a single frame reclaim while
in the top half of an 8k long queue, we'd reclaim-wrap the queue
twice (once on this and then again on the next non-single reclaim)
which at least triggers the WARN_ON_ONCE() in iwl_txq_reclaim(),
but could have other negative side effects (such as unmapping a
frame that wasn't transmitted yet, and then taking an IOMMU fault)
as well.
Fixes: 7b3e42ea2ead ("iwlwifi: support multiple tfd queue max sizes for different devices")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240205211151.4148a6ef54e0.I733a70f679c25f9f99097a8dcb3a1f8165da6997@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
After waking from D3, we set the iPN given by the firmware.
For some reason, CIPHER_SUITE_AES_CMAC was missed.
That caused copying garbage to the iPN - causing false replays.
(since 'seq' is on the stack, and the iPN from the firmware
was not copied into it, it contains garbage which later is
copied to the iPN key).
Signed-off-by: Shaul Triebitz <shaul.triebitz@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240205211151.2be5b35be30f.I99db8700d01092d22a6d76f1fc1bd5916c9df784@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
If during D3 there was both a GTK rekey and a
disconnection, when waking up, we must first
update the new keys and then disconnect.
The reason is that when disconnecting we first need
to remove the keys.
Trying to remove invalid keys results in firmware
assert.
Signed-off-by: Shaul Triebitz <shaul.triebitz@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240205211151.68cf3974b5d7.Iac9b71a1906ab973aba9baadc9e923b63c0b4945@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
With unlimited pseudo-D3, we can get stuck here in the read if
the firmware never wakes up. All of our testing infrastructure
however will anyway give up after at most a minute, so there's
no value in that.
Limit this to about a minute to avoid getting stuck with the
RTNL held forever, which basically makes the machine unusable
and then we can't even understand what caused the failure.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240205211151.ca55b3a7fa8d.Id746846f187442ebc689416d2688f2bd9278c0e9@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
When waking from D3 (and a GTK rekey happened during
D3), the key itself is saved in iwl_wowlan_status_data::gtk
array, but the PN is saved in iwl_wowlan_status_data::gtk_seq
array.
The indices (of the same key) might differ in both arrays.
Fix using the gtk array index in the gtk_seq array.
Rather, iterate and search for the correct key in the
gtk_seq array.
Signed-off-by: Shaul Triebitz <shaul.triebitz@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240205211151.bdd0511c007d.I3325288c64c010a4d008ac4429de1c2b14ef764c@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
The client needs to disconnect from AP in case of more than 19 missed
beacons only if no data is coming from that AP, otherwise it needs to
stay connected.
Signed-off-by: Daniel Amosi <amosi.daniel@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240205211151.080195242c18.Ib166fc4e46666165a88e673a4a196cb8f18fdec4@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Before sending SESSION PROTECTION cmd the driver verifies that the
link for which the cmd is going to be sent is active.
The existing code is checking it only for MLD vifs,
but also the deflink (in non-MLD vifs) needs to be active in order
the have a session protection for it.
Fix this by checking if the link is active also for non-MLD vifs
Fixes: 135065837310 ("wifi: iwlwifi: support link_id in SESSION_PROTECTION cmd")
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Link: https://msgid.link/20240205211151.c61820f14ca6.Ibbe0f848f3e71f64313d21642650b6e4bfbe4b39@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
The BIOS tables SGOM and UATS are read from UEFI, but require
additional tables (WGDS and DSM func 3, respectively) which used to be
read from ACPI only, so the code handling those tables had to be under
ifdef ACPI. But now the driver reads those tables (WGDS and DSM) from
both ACPI and UEFI, so SGOM and UATS code shouldn't be under ifdef ACPI
anymore.
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240205211151.dcaa3325773f.I649079c842369dcae3a362842322deca422a61d5@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
CT kill should stop doing a lot of TX etc. to cool down the
NIC, but we don't stop all commands from going to the NIC,
and as such we shouldn't abort queue sync, since it can get
confused if we do, warning that we do it twice at the same
time etc. Only stop it when we'd also not send it in the
first place.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240205211151.4e0745e2cd97.I311dc623ce68de6a2da3c21c8d84a387844f714a@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
define the timeout on RX queues notification as a macro so it will be
clearer.
Signed-off-by: Shaul Triebitz <shaul.triebitz@intel.com>
Reviewed-by: Luciano Coelho <luciano.coelho@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240205211151.a6985ea87751.Iafb7ae13aa58d66512e4b3fa6c75149c75cbc305@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
It's a bit tricky to understand what's going on here, add
more data to the warning messages to make that clearer.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240205211151.1df82a509636.I2f71811569a5c48eb166c4caa779af2d6160ad33@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Advertise support for protected ranging negotiation if the firmware
supports it.
Signed-off-by: Avraham Stern <avraham.stern@intel.com>
Reviewed-by: Luciano Coelho <luciano.coelho@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240206135637.9bb7e13ad18c.I578af1c9836e91069ce318b265bd221f42955992@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
As documented in the comment, this queue sync was here to
ensure that an async IWL_MVM_RXQ_NSSN_SYNC queue sync won't
race with setting up a new BA session with the same BAID.
However, we no longer do IWL_MVM_RXQ_NSSN_SYNC queue sync,
so we can remove this as well.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Reviewed-by: Grumbach, Emmanuel <emmanuel.grumbach@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240204235836.0a09ab337b54.I0dfe239dc30577a2ff23f910b10e9957364ccc78@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
sku_cap_11be_enable should be set to true also for WH.
Fixes: e1374ed25324 ("wifi: iwlwifi: Add support for new CNVi (SC)")
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Link: https://msgid.link/20240204235836.a6d4097cbaca.I8b00fa7b6226b4116cd91f70fb0b15e79b4dee5a@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
The code here is the pre-MLD API, but of course older FW
that doesn't support MLD APIs cannot support EHT. Remove
some code that shouldn't be there.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240204235836.bde5a9d87759.I4c69dd94416f92b0f1f53dd57dafecbec643600d@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This debugfs entry is used to configure the rx_phyinfo.
Currently we are sending the phy cmd only for the deflink.
Change it to send the cmd for all active links of the vif
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Reviewed-by: Gregory Greenman <gregory.greenman@intel.com>
Link: https://msgid.link/20240204235836.a68ee2b6cb58.Iddc47c608ec990b12be0ae5b1ee89bcf6beb0f6a@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
In much of the PHY context handling code the chandef
coming from mac80211 is read-only, mark them const
to make that clearer.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240204235836.e7fbd3e26d85.I72d72e61dc5f5fc76c53e32cb60b66237eaedec3@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Add support for
- PPAG revision 3 in BIOS to enable PPAG in UHB
- PPAG command version 5, this command allows OEM to control
enablement of PPAG for LPI for UHB mode in USA and ETSI countries.
Signed-off-by: Anjaneyulu <pagadala.yesu.anjaneyulu@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240204235836.d17425824b11.If2c1b29e3c579f4135383681af2d625cfe2cffcd@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
On new devices the HW rfkill shutdown doesn't need to be handled
"as fast as possible", so disallow the immediate shutdown mode
here via documentation and a warning.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240204235836.794c5387e67e.I064365428815ec3135afa345fbbde78449b60203@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Currently ieee80211_csa_finish() function finalizes CSA by scheduling a
finalizing worker using the deflink. With MLO, there is a need to do it
on a given link basis.
Pass link ID of the link on which CSA needs to be finalized.
Signed-off-by: Aditya Kumar Singh <quic_adisi@quicinc.com>
Link: https://msgid.link/20240130140918.1172387-6-quic_adisi@quicinc.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Currently, function to update beacon counter uses deflink to fetch
the beacon and then update the counter. However, with MLO, there is
a need to update the counter for the beacon in a particular link.
Add support to use link_id in order to fetch the beacon from a particular
link data during beacon update counter.
Signed-off-by: Aditya Kumar Singh <quic_adisi@quicinc.com>
Link: https://msgid.link/20240130140918.1172387-3-quic_adisi@quicinc.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
The '-' character is missing in -EINVAL.
Fixes: fc7214c3c986 ("wifi: iwlwifi: read DSM functions from UEFI")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://msgid.link/f0391316-ab30-4664-96ac-03445ab2aeba@moroto.mountain
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Aloka originally suggested that puncturing should be part of
the chandef, so that it's treated correctly. At the time, I
disagreed and it ended up not part of the chandef, but I've
now realized that this was wrong. Even for clients, the RX,
and perhaps more importantly, CCA configuration needs to take
puncturing into account.
Move puncturing into the chandef, and adjust all the code
accordingly. Also add a few tests for puncturing in chandef
compatibility checking.
Link: https://lore.kernel.org/linux-wireless/20220214223051.3610-1-quic_alokad@quicinc.com/
Suggested-by: Aloka Dixit <quic_alokad@quicinc.com>
Link: https://msgid.link/20240129194108.307183a5d2e5.I4d7fe2f126b2366c1312010e2900dfb2abffa0f6@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
A DoS tool that injects loads of authentication frames made our AP
crash. The iwl_mvm_is_dup() function couldn't find the per-queue
dup_data which was not allocated.
The root cause for that is that we ran out of stations in the firmware
and we didn't really add the station to the firmware, yet we didn't
return an error to mac80211.
Mac80211 was thinking that we have the station and because of that,
sta_info::uploaded was set to 1. This allowed
ieee80211_find_sta_by_ifaddr() to return a valid station object, but
that ieee80211_sta didn't have any iwl_mvm_sta object initialized and
that caused the crash mentioned earlier when we got Rx on that station.
Cc: stable@vger.kernel.org
Fixes: 57974a55d995 ("wifi: iwlwifi: mvm: refactor iwl_mvm_mac_sta_state_common()")
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240206175739.1f76c44b2486.I6a00955e2842f15f0a089db2f834adb9d10fbe35@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
The code walking trip points in iwl_mvm_send_temp_report_ths_cmd()
reads the trip table passed to thermal_zone_device_register_with_trips()
in order to get the current trip temperatures, but this is not
guaranteed to work in the future, because the thermal zone will store
trip points information internally.
For this reason, make iwl_mvm_send_temp_report_ths_cmd() use
for_each_thermal_trip() as appropriate for walking trip points in a
given thermal zone.
No intentional functional impact, but it is requisite for future thermal
core improvements.
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Miri Korenblit <Miriam.rachel.korenblit@intel.com>
The trip table in iwl_mvm_thermal_zone_register() is populated after
passing it to thermal_zone_device_register_with_trips(), so it may be
accessed (for instance, via sysfs) before it is ready.
To prevent that from happening, modify the function to populate the
trip table before calling thermal_zone_device_register_with_trips().
Also make the code use THERMAL_TEMP_INVALID as the "invalid temperature"
value which is also meaningful for the core.
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Miri Korenblit <Miriam.rachel.korenblit@intel.com>
The fw_trips_index[] array in struct iwl_mvm_thermal_device is only
populated, but never read, so drop it.
Note that the iwl_mvm_send_temp_report_ths_cmd() code populating
fw_trips_index[] is questionable, because it accesses a trips table
of a thermal zone directly, which is not guaranteed to work in the
future.
No functional impact.
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Miri Korenblit <Miriam.rachel.korenblit@intel.com>
This is an error path and Smatch complains that "tbl_rev" is uninitialized
on this path. All the other functions follow this same patter where they
set the error code and goto out_free so that's probably what was intended
here as well.
Fixes: e8e10a37c51c ("iwlwifi: acpi: move ppag code from mvm to fw/acpi")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://msgid.link/09900c01-6540-4a32-9451-563da0029cb6@moroto.mountain
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This saves the error as PTR_ERR(wifi_pkg). The problem is that
"wifi_pkg" is a valid pointer, not an error pointer. Set the error code
to -EINVAL instead.
Fixes: 2a8084147bff ("iwlwifi: acpi: support reading and storing WRDS revision 1 and 2")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://msgid.link/9620bb77-2d7c-4d76-b255-ad824ebf8e35@moroto.mountain
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Before sending a SESSION PROTECTION cmd the driver checks if
the link_id indicated in the time event (and for which the cmd will be
sent) is valid and exists.
Clear the te_data::link_id when FW notifies that a session protection
ended, so the check will actually fail when it should.
Fixes: 135065837310 ("wifi: iwlwifi: support link_id in SESSION_PROTECTION cmd")
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240204235836.c64a6b3606c2.I35cdc08e8a3be282563163690f8ca3edb51a3854@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
As described in IEEE sta 802.11-2020, table 9-30 (Address
field contents), A-MSDU address 3 should contain the BSSID
address.
In TX_CMD we copy the MAC header from skb, and skb address 3
holds the destination address, but it may not be identical to
the BSSID.
Using the wrong destination address appears to work with (most)
receivers without MLO, but in MLO some devices are checking for
it carefully, perhaps as a consequence of link to MLD address
translation.
Replace address 3 in the TX_CMD MAC header with the correct
address while retaining the skb address 3 unchanged.
This ensures that skb address 3 will be utilized later for
constructing the A-MSDU subframes.
Note that we fill in the MLD address, but the firmware will do the
necessary translation to link address after encryption.
Signed-off-by: Daniel Gabay <daniel.gabay@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240204235836.4583a1bf9188.I3f8e7892bdf8f86b4daa28453771a8c9817b2416@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
For channel contexts, mac80211 currently uses the cfg80211
chandef struct (control channel, center freq(s), width) to
define towards drivers and internally how these behave. In
fact, there are _two_ such structs used, where the min_def
can reduce bandwidth according to the stations connected.
Unfortunately, with EHT this is longer be sufficient, at
least not for all hardware. EHT requires that non-AP STAs
that are connected to an AP with a lower bandwidth than it
(the AP) advertises (e.g. 160 MHz STA connected to 320 MHz
AP) still be able to receive downlink OFDMA and respond to
trigger frames for uplink OFDMA that specify the position
and bandwidth for the non-AP STA relative to the channel
the AP is using. Therefore, they need to be aware of this,
and at least for some hardware (e.g. Intel) this awareness
is in the hardware. As a result, use of the "same" channel
may need to be split over two channel contexts where they
differ by the AP being used.
As a first step, introduce a concept of a channel request
('chanreq') for each interface, to control the context it
requests. This step does nothing but reorganise the code,
so that later the AP's chandef can be added to the request
in order to handle the EHT case described above.
Link: https://msgid.link/20240129194108.2e88e48bd2e9.I4256183debe975c5ed71621611206fdbb69ba330@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
There are still surprisingly many non-chanctx drivers, but in
mac80211 that code is a bit awkward. Simplify this by having
those drivers assign 'emulated' ops, so that the mac80211 code
can be more unified between non-chanctx/chanctx drivers. This
cuts the number of places caring about it by about 15, which
are scattered across - now they're fewer and no longer in the
channel context handling.
Link: https://msgid.link/20240129194108.6d0ead50f5cf.I60d093b2fc81ca1853925a4d0ac3a2337d5baa5b@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
There are some changes coming to wireless-next that will
otherwise cause conflicts, pull wireless in first to be
able to resolve that when applying the individual changes
rather than having to do merge resolution later.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
dmi_get_system_info() will statically return NULL when the
kernel is compiled without CONFIG_DMI, leading to compiler
warnings. Fix that by printing "<unknown>" in that case.
Fixes: c3f40c3e0273 ("iwlwifi: mvm: add US/CA to TAS block list if OEM isn't allowed")
Fixes: 9457077df49e ("wifi: iwlwifi: mvm: Add debugfs to get TAS status")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
When the system is compiled without CONFIG_DMI, the function
here statically returns NULL, leading to a compiler warning.
Catch that and print "<unknown>" in that case.
While at it, fix some indentation in the function.
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202402030641.zUTuACYV-lkp@intel.com/
Fixes: 09059c6764a8 ("wifi: iwlwifi: prepare for reading PPAG table from UEFI")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
The user of this function passes a pointer to a value that
doesn't exist when compiled w/o CONFIG_ACPI. Since we don't
need the value then, make the non-ACPI version a macro to
allow it to still build.
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202402031454.syX4cSGN-lkp@intel.com/
Fixes: c4c954547755 ("wifi: iwlwifi: implement WPFC ACPI table loading")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
In the following patch, iwl_mvm_roc_duration_and_delay and
iwl_mvm_roc_add_cmd will be called also from time-event.c.
Move then there (where they more belong) and make then
public.
Signed-off-by: Shaul Triebitz <shaul.triebitz@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240201155157.3edafc4d59aa.Ic68e90758bcad9ae00e0aa602101842dac60e1a1@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
AX210 and above have this logic offloaded in the firmware and it just
ignores the command coming from the driver.
Stop sending it.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240201155157.4e3e0b52f98b.I7e9481050921d95c38f5a21ccc47112b3698e859@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
For each DSM function, try to first read it from the UEFI.
If the UEFI WIFI GUID is unclocked, or the DSM function in
UEFI is invalid/unavailable - read it from ACPI.
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Reviewed-by: Gregory Greenman <gregory.greenman@intel.com>
Link: https://msgid.link/20240201155157.27dd626ce2bd.Ib90bab74a9d56deb2362edb712294360e4ddae5b@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Move all the common items (functions, enumerations and mcaros)
to regulatory.h/c files, and rename it to a common name.
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Reviewed-by: Gregory Greenman <gregory.greenman@intel.com>
Link: https://msgid.link/20240201155157.eae9bcbc0023.If1175f3143d6369076669ddd5d6ad4df0ee00659@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
As DSMs are going to be read from UEFI too, we need a unified API
to get DSMs for both ACPI and UEFI.
The difference in getting DSM in each one of these methods (ACPI, UEFI)
is in the GUID, revision (0 for ACPI, 4 for UEFI), and size of the DSM
values (8 or 32 for ACPI, 32 for UEFI).
Therefore, change the iwl_acpi_get_dsm_x() to iwl_acpi_get_dsm() which
determines the GUID, revision (these two are the same for all WiFi DSMs),
and size (based on a func-to-size mapping) internally.
While at it, fix DSM_FUNC_RFI_CONFIG to expect a 32-bit value
(as defined in Intel BIOS spec) and not a 8-bit one.
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Reviewed-by: Gregory Greenman <gregory.greenman@intel.com>
Link: https://msgid.link/20240201155157.1bcd7072a7a5.I344ee0a11abbc27da0c693187d1b8bee653aaeef@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
These functions shouldn't be ACPI_CONFIG dependent, as they don't
access the ACPI. The functions that really access ACPI -
already handle the case that CONFIG_ACPI is not set.
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Reviewed-by: Gregory Greenman <gregory.greenman@intel.com>
Link: https://msgid.link/20240201155157.1412e6d561f8.I84f67478d01b576457e1bf489fbcb044adfda6fe@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
