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2025-03-06USB: serial: option: fix Telit Cinterion FE990A nameFabio Porcedda
The correct name for FE990 is FE990A so use it in order to avoid confusion with FE990B. Cc: stable@vger.kernel.org Signed-off-by: Fabio Porcedda <fabio.porcedda@gmail.com> Signed-off-by: Johan Hovold <johan@kernel.org>
2025-03-06USB: serial: option: add Telit Cinterion FE990B compositionsFabio Porcedda
Add the following Telit Cinterion FE990B40 compositions: 0x10b0: rmnet + tty (AT/NMEA) + tty (AT) + tty (AT) + tty (AT) + tty (diag) + DPL + QDSS (Qualcomm Debug SubSystem) + adb T: Bus=01 Lev=01 Prnt=01 Port=01 Cnt=01 Dev#= 7 Spd=480 MxCh= 0 D: Ver= 2.10 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1 P: Vendor=1bc7 ProdID=10b0 Rev=05.15 S: Manufacturer=Telit Cinterion S: Product=FE990 S: SerialNumber=28c2595e C: #Ifs= 9 Cfg#= 1 Atr=e0 MxPwr=500mA I: If#= 0 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=50 Driver=qmi_wwan E: Ad=01(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=81(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=82(I) Atr=03(Int.) MxPS= 8 Ivl=32ms I: If#= 1 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=60 Driver=option E: Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=83(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=84(I) Atr=03(Int.) MxPS= 10 Ivl=32ms I: If#= 2 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40 Driver=option E: Ad=03(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=85(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=86(I) Atr=03(Int.) MxPS= 10 Ivl=32ms I: If#= 3 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40 Driver=option E: Ad=04(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=87(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=88(I) Atr=03(Int.) MxPS= 10 Ivl=32ms I: If#= 4 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40 Driver=option E: Ad=05(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=89(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=8a(I) Atr=03(Int.) MxPS= 10 Ivl=32ms I: If#= 5 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=30 Driver=option E: Ad=06(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=8b(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms I: If#= 6 Alt= 0 #EPs= 1 Cls=ff(vend.) Sub=ff Prot=80 Driver=(none) E: Ad=8c(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms I: If#= 7 Alt= 0 #EPs= 1 Cls=ff(vend.) Sub=ff Prot=70 Driver=(none) E: Ad=8d(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms I: If#= 8 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=42 Prot=01 Driver=(none) E: Ad=07(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=8e(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms 0x10b1: MBIM + tty (AT/NMEA) + tty (AT) + tty (AT) + tty (AT) + tty (diag) + DPL + QDSS (Qualcomm Debug SubSystem) + adb T: Bus=01 Lev=01 Prnt=01 Port=01 Cnt=01 Dev#= 8 Spd=480 MxCh= 0 D: Ver= 2.10 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1 P: Vendor=1bc7 ProdID=10b1 Rev=05.15 S: Manufacturer=Telit Cinterion S: Product=FE990 S: SerialNumber=28c2595e C: #Ifs=10 Cfg#= 1 Atr=e0 MxPwr=500mA I: If#= 0 Alt= 0 #EPs= 1 Cls=02(commc) Sub=0e Prot=00 Driver=cdc_mbim E: Ad=82(I) Atr=03(Int.) MxPS= 64 Ivl=32ms I: If#= 1 Alt= 1 #EPs= 2 Cls=0a(data ) Sub=00 Prot=02 Driver=cdc_mbim E: Ad=01(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=81(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms I: If#= 2 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=60 Driver=option E: Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=83(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=84(I) Atr=03(Int.) MxPS= 10 Ivl=32ms I: If#= 3 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40 Driver=option E: Ad=03(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=85(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=86(I) Atr=03(Int.) MxPS= 10 Ivl=32ms I: If#= 4 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40 Driver=option E: Ad=04(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=87(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=88(I) Atr=03(Int.) MxPS= 10 Ivl=32ms I: If#= 5 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40 Driver=option E: Ad=05(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=89(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=8a(I) Atr=03(Int.) MxPS= 10 Ivl=32ms I: If#= 6 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=30 Driver=option E: Ad=06(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=8b(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms I: If#= 7 Alt= 0 #EPs= 1 Cls=ff(vend.) Sub=ff Prot=80 Driver=(none) E: Ad=8c(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms I: If#= 8 Alt= 0 #EPs= 1 Cls=ff(vend.) Sub=ff Prot=70 Driver=(none) E: Ad=8d(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms I: If#= 9 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=42 Prot=01 Driver=(none) E: Ad=07(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=8e(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms 0x10b2: RNDIS + tty (AT/NMEA) + tty (AT) + tty (AT) + tty (AT) + tty (diag) + DPL + QDSS (Qualcomm Debug SubSystem) + adb T: Bus=01 Lev=01 Prnt=01 Port=01 Cnt=01 Dev#= 9 Spd=480 MxCh= 0 D: Ver= 2.10 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1 P: Vendor=1bc7 ProdID=10b2 Rev=05.15 S: Manufacturer=Telit Cinterion S: Product=FE990 S: SerialNumber=28c2595e C: #Ifs=10 Cfg#= 1 Atr=e0 MxPwr=500mA I: If#= 0 Alt= 0 #EPs= 1 Cls=ef(misc ) Sub=04 Prot=01 Driver=rndis_host E: Ad=82(I) Atr=03(Int.) MxPS= 8 Ivl=32ms I: If#= 1 Alt= 0 #EPs= 2 Cls=0a(data ) Sub=00 Prot=00 Driver=rndis_host E: Ad=01(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=81(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms I: If#= 2 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=60 Driver=option E: Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=83(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=84(I) Atr=03(Int.) MxPS= 10 Ivl=32ms I: If#= 3 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40 Driver=option E: Ad=03(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=85(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=86(I) Atr=03(Int.) MxPS= 10 Ivl=32ms I: If#= 4 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40 Driver=option E: Ad=04(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=87(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=88(I) Atr=03(Int.) MxPS= 10 Ivl=32ms I: If#= 5 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40 Driver=option E: Ad=05(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=89(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=8a(I) Atr=03(Int.) MxPS= 10 Ivl=32ms I: If#= 6 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=30 Driver=option E: Ad=06(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=8b(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms I: If#= 7 Alt= 0 #EPs= 1 Cls=ff(vend.) Sub=ff Prot=80 Driver=(none) E: Ad=8c(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms I: If#= 8 Alt= 0 #EPs= 1 Cls=ff(vend.) Sub=ff Prot=70 Driver=(none) E: Ad=8d(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms I: If#= 9 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=42 Prot=01 Driver=(none) E: Ad=07(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=8e(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms 0x10b3: ECM + tty (AT/NMEA) + tty (AT) + tty (AT) + tty (AT) + tty (diag) + DPL + QDSS (Qualcomm Debug SubSystem) + adb T: Bus=01 Lev=01 Prnt=01 Port=01 Cnt=01 Dev#= 11 Spd=480 MxCh= 0 D: Ver= 2.10 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1 P: Vendor=1bc7 ProdID=10b3 Rev=05.15 S: Manufacturer=Telit Cinterion S: Product=FE990 S: SerialNumber=28c2595e C: #Ifs=10 Cfg#= 1 Atr=e0 MxPwr=500mA I: If#= 0 Alt= 0 #EPs= 1 Cls=02(commc) Sub=06 Prot=00 Driver=cdc_ether E: Ad=82(I) Atr=03(Int.) MxPS= 16 Ivl=32ms I: If#= 1 Alt= 1 #EPs= 2 Cls=0a(data ) Sub=00 Prot=00 Driver=cdc_ether E: Ad=01(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=81(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms I: If#= 2 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=60 Driver=option E: Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=83(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=84(I) Atr=03(Int.) MxPS= 10 Ivl=32ms I: If#= 3 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40 Driver=option E: Ad=03(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=85(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=86(I) Atr=03(Int.) MxPS= 10 Ivl=32ms I: If#= 4 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40 Driver=option E: Ad=04(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=87(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=88(I) Atr=03(Int.) MxPS= 10 Ivl=32ms I: If#= 5 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40 Driver=option E: Ad=05(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=89(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=8a(I) Atr=03(Int.) MxPS= 10 Ivl=32ms I: If#= 6 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=30 Driver=option E: Ad=06(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=8b(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms I: If#= 7 Alt= 0 #EPs= 1 Cls=ff(vend.) Sub=ff Prot=80 Driver=(none) E: Ad=8c(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms I: If#= 8 Alt= 0 #EPs= 1 Cls=ff(vend.) Sub=ff Prot=70 Driver=(none) E: Ad=8d(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms I: If#= 9 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=42 Prot=01 Driver=(none) E: Ad=07(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=8e(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms Cc: stable@vger.kernel.org Signed-off-by: Fabio Porcedda <fabio.porcedda@gmail.com> Reviewed-by: Daniele Palmas <dnlplm@gmail.com> [ johan: use USB_DEVICE_AND_INTERFACE_INFO() and sort by protocol ] Signed-off-by: Johan Hovold <johan@kernel.org>
2025-03-06USB: serial: option: match on interface class for Telit FN990BJohan Hovold
The device id entries for Telit FN990B ended up matching only on the interface protocol. While this works, the protocol is qualified by the interface class (and subclass) which should have been included. Switch to matching using USB_DEVICE_AND_INTERFACE_INFO() while keeping the entries sorted also by protocol for consistency. Link: https://lore.kernel.org/20250227110655.3647028-2-fabio.porcedda@gmail.com/ Cc: Fabio Porcedda <fabio.porcedda@gmail.com> Cc: Daniele Palmas <dnlplm@gmail.com> Cc: stable@vger.kernel.org Signed-off-by: Johan Hovold <johan@kernel.org>
2025-03-06mctp i3c: handle NULL header addressMatt Johnston
daddr can be NULL if there is no neighbour table entry present, in that case the tx packet should be dropped. saddr will usually be set by MCTP core, but check for NULL in case a packet is transmitted by a different protocol. Signed-off-by: Matt Johnston <matt@codeconstruct.com.au> Fixes: c8755b29b58e ("mctp i3c: MCTP I3C driver") Link: https://patch.msgid.link/20250304-mctp-i3c-null-v1-1-4416bbd56540@codeconstruct.com.au Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2025-03-06RDMA/mlx5: Handle errors returned from mlx5r_ib_rate()Qasim Ijaz
In function create_ib_ah() the following line attempts to left shift the return value of mlx5r_ib_rate() by 4 and store it in the stat_rate_sl member of av: However the code overlooks the fact that mlx5r_ib_rate() may return -EINVAL if the rate passed to it is less than IB_RATE_2_5_GBPS or greater than IB_RATE_800_GBPS. Because of this, the code may invoke undefined behaviour when shifting a signed negative value when doing "-EINVAL << 4". To fix this check for errors before assigning stat_rate_sl and propagate any error value to the callers. Fixes: c534ffda781f ("RDMA/mlx5: Fix AH static rate parsing") Signed-off-by: Qasim Ijaz <qasdev00@gmail.com> Link: https://patch.msgid.link/20250304140246.205919-1-qasdev00@gmail.com Reviewed-by: Patrisious Haddad <phaddad@nvidia.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-03-06drm/bochs: Fix DPMS regressionTakashi Iwai
The recent rewrite with the use of regular atomic helpers broke the DPMS unblanking on X11. Fix it by moving the call of bochs_hw_blank(false) from CRTC mode_set_nofb() to atomic_enable(). Fixes: 2037174993c8 ("drm/bochs: Use regular atomic helpers") Link: https://bugzilla.suse.com/show_bug.cgi?id=1238209 Signed-off-by: Takashi Iwai <tiwai@suse.de> Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de> Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> Link: https://patchwork.freedesktop.org/patch/msgid/20250304134203.20534-1-tiwai@suse.de
2025-03-05rapidio: add check for rio_add_net() in rio_scan_alloc_net()Haoxiang Li
The return value of rio_add_net() should be checked. If it fails, put_device() should be called to free the memory and give up the reference initialized in rio_add_net(). Link: https://lkml.kernel.org/r/20250227041131.3680761-1-haoxiang_li2024@163.com Fixes: e6b585ca6e81 ("rapidio: move net allocation into core code") Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> Signed-off-by: Haoxiang Li <haoxiang_li2024@163.com> Cc: Alexandre Bounine <alex.bou9@gmail.com> Cc: Matt Porter <mporter@kernel.crashing.org> Cc: Dan Carpenter <dan.carpenter@linaro.org> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2025-03-05rapidio: fix an API misues when rio_add_net() failsHaoxiang Li
rio_add_net() calls device_register() and fails when device_register() fails. Thus, put_device() should be used rather than kfree(). Add "mport->net = NULL;" to avoid a use after free issue. Link: https://lkml.kernel.org/r/20250227073409.3696854-1-haoxiang_li2024@163.com Fixes: e8de370188d0 ("rapidio: add mport char device driver") Signed-off-by: Haoxiang Li <haoxiang_li2024@163.com> Reviewed-by: Dan Carpenter <dan.carpenter@linaro.org> Cc: Alexandre Bounine <alex.bou9@gmail.com> Cc: Matt Porter <mporter@kernel.crashing.org> Cc: Yang Yingliang <yangyingliang@huawei.com> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2025-03-05net: dsa: mt7530: Fix traffic flooding for MMIO devicesLorenzo Bianconi
On MMIO devices (e.g. MT7988 or EN7581) unicast traffic received on lanX port is flooded on all other user ports if the DSA switch is configured without VLAN support since PORT_MATRIX in PCR regs contains all user ports. Similar to MDIO devices (e.g. MT7530 and MT7531) fix the issue defining default VLAN-ID 0 for MT7530 MMIO devices. Fixes: 110c18bfed414 ("net: dsa: mt7530: introduce driver for MT7988 built-in switch") Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Reviewed-by: Chester A. Unal <chester.a.unal@arinc9.com> Link: https://patch.msgid.link/20250304-mt7988-flooding-fix-v1-1-905523ae83e9@kernel.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2025-03-05drm/xe/userptr: Unmap userptrs in the mmu notifierThomas Hellström
If userptr pages are freed after a call to the xe mmu notifier, the device will not be blocked out from theoretically accessing these pages unless they are also unmapped from the iommu, and this violates some aspects of the iommu-imposed security. Ensure that userptrs are unmapped in the mmu notifier to mitigate this. A naive attempt would try to free the sg table, but the sg table itself may be accessed by a concurrent bind operation, so settle for only unmapping. v3: - Update lockdep asserts. - Fix a typo (Matthew Auld) Fixes: 81e058a3e7fd ("drm/xe: Introduce helper to populate userptr") Cc: Oak Zeng <oak.zeng@intel.com> Cc: Matthew Auld <matthew.auld@intel.com> Cc: <stable@vger.kernel.org> # v6.10+ Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com> Reviewed-by: Matthew Auld <matthew.auld@intel.com> Acked-by: Matthew Brost <matthew.brost@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20250304173342.22009-4-thomas.hellstrom@linux.intel.com (cherry picked from commit ba767b9d01a2c552d76cf6f46b125d50ec4147a6) Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2025-03-05drm/xe/hmm: Don't dereference struct page pointers without notifier lockThomas Hellström
The pnfs that we obtain from hmm_range_fault() point to pages that we don't have a reference on, and the guarantee that they are still in the cpu page-tables is that the notifier lock must be held and the notifier seqno is still valid. So while building the sg table and marking the pages accesses / dirty we need to hold this lock with a validated seqno. However, the lock is reclaim tainted which makes sg_alloc_table_from_pages_segment() unusable, since it internally allocates memory. Instead build the sg-table manually. For the non-iommu case this might lead to fewer coalesces, but if that's a problem it can be fixed up later in the resource cursor code. For the iommu case, the whole sg-table may still be coalesced to a single contigous device va region. This avoids marking pages that we don't own dirty and accessed, and it also avoid dereferencing struct pages that we don't own. v2: - Use assert to check whether hmm pfns are valid (Matthew Auld) - Take into account that large pages may cross range boundaries (Matthew Auld) v3: - Don't unnecessarily check for a non-freed sg-table. (Matthew Auld) - Add a missing up_read() in an error path. (Matthew Auld) Fixes: 81e058a3e7fd ("drm/xe: Introduce helper to populate userptr") Cc: Oak Zeng <oak.zeng@intel.com> Cc: <stable@vger.kernel.org> # v6.10+ Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com> Reviewed-by: Matthew Auld <matthew.auld@intel.com> Acked-by: Matthew Brost <matthew.brost@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20250304173342.22009-3-thomas.hellstrom@linux.intel.com (cherry picked from commit ea3e66d280ce2576664a862693d1da8fd324c317) Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2025-03-05drm/xe/hmm: Style- and include fixesThomas Hellström
Add proper #ifndef around the xe_hmm.h header, proper spacing and since the documentation mostly follows kerneldoc format, make it kerneldoc. Also prepare for upcoming -stable fixes. Fixes: 81e058a3e7fd ("drm/xe: Introduce helper to populate userptr") Cc: Oak Zeng <oak.zeng@intel.com> Cc: <stable@vger.kernel.org> # v6.10+ Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com> Reviewed-by: Matthew Auld <matthew.auld@intel.com> Acked-by: Matthew Brost <Matthew Brost <matthew.brost@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20250304173342.22009-2-thomas.hellstrom@linux.intel.com (cherry picked from commit bbe2b06b55bc061c8fcec034ed26e88287f39143) Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2025-03-05drm/xe: Add staging tree for VM bindsMatthew Brost
Concurrent VM bind staging and zapping of PTEs from a userptr notifier do not work because the view of PTEs is not stable. VM binds cannot acquire the notifier lock during staging, as memory allocations are required. To resolve this race condition, use a staging tree for VM binds that is committed only under the userptr notifier lock during the final step of the bind. This ensures a consistent view of the PTEs in the userptr notifier. A follow up may only use staging for VM in fault mode as this is the only mode in which the above race exists. v3: - Drop zap PTE change (Thomas) - s/xe_pt_entry/xe_pt_entry_staging (Thomas) Suggested-by: Thomas Hellström <thomas.hellstrom@linux.intel.com> Cc: <stable@vger.kernel.org> Fixes: e8babb280b5e ("drm/xe: Convert multiple bind ops into single job") Fixes: a708f6501c69 ("drm/xe: Update PT layer with better error handling") Signed-off-by: Matthew Brost <matthew.brost@intel.com> Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20250228073058.59510-5-thomas.hellstrom@linux.intel.com Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com> (cherry picked from commit 6f39b0c5ef0385eae586760d10b9767168037aa5) Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2025-03-05drm/xe: Fix fault mode invalidation with unbindThomas Hellström
Fix fault mode invalidation racing with unbind leading to the PTE zapping potentially traversing an invalid page-table tree. Do this by holding the notifier lock across PTE zapping. This might transfer any contention waiting on the notifier seqlock read side to the notifier lock read side, but that shouldn't be a major problem. At the same time get rid of the open-coded invalidation in the bind code by relying on the notifier even when the vma bind is not yet committed. Finally let userptr invalidation call a dedicated xe_vm function performing a full invalidation. Fixes: e8babb280b5e ("drm/xe: Convert multiple bind ops into single job") Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com> Cc: Matthew Brost <matthew.brost@intel.com> Cc: Matthew Auld <matthew.auld@intel.com> Cc: <stable@vger.kernel.org> # v6.12+ Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com> Reviewed-by: Matthew Brost <matthew.brost@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20250228073058.59510-4-thomas.hellstrom@linux.intel.com (cherry picked from commit 100a5b8dadfca50d91d9a4c9fc01431b42a25cab) Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2025-03-05drm/xe/vm: Fix a misplaced #endifThomas Hellström
Fix a (harmless) misplaced #endif leading to declarations appearing multiple times. Fixes: 0eb2a18a8fad ("drm/xe: Implement VM snapshot support for BO's and userptr") Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Cc: José Roberto de Souza <jose.souza@intel.com> Cc: <stable@vger.kernel.org> # v6.12+ Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com> Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com> Reviewed-by: Tejas Upadhyay <tejas.upadhyay@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20250228073058.59510-3-thomas.hellstrom@linux.intel.com (cherry picked from commit fcc20a4c752214b3e25632021c57d7d1d71ee1dd) Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2025-03-05drm/xe/vm: Validate userptr during gpu vma prefetchingThomas Hellström
If a userptr vma subject to prefetching was already invalidated or invalidated during the prefetch operation, the operation would repeatedly return -EAGAIN which would typically cause an infinite loop. Validate the userptr to ensure this doesn't happen. v2: - Don't fallthrough from UNMAP to PREFETCH (Matthew Brost) Fixes: 5bd24e78829a ("drm/xe/vm: Subclass userptr vmas") Fixes: 617eebb9c480 ("drm/xe: Fix array of binds") Cc: Matthew Brost <matthew.brost@intel.com> Cc: <stable@vger.kernel.org> # v6.9+ Suggested-by: Matthew Brost <matthew.brost@intel.com> Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com> Reviewed-by: Matthew Brost <matthew.brost@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20250228073058.59510-2-thomas.hellstrom@linux.intel.com (cherry picked from commit 03c346d4d0d85d210d549d43c8cfb3dfb7f20e0a) Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2025-03-05clk: samsung: update PLL locktime for PLL142XX used on FSD platformVarada Pavani
Currently PLL142XX locktime is 270. As per spec, it should be 150. Hence update PLL142XX controller locktime to 150. Cc: stable@vger.kernel.org Fixes: 4f346005aaed ("clk: samsung: fsd: Add initial clock support") Signed-off-by: Varada Pavani <v.pavani@samsung.com> Link: https://lore.kernel.org/r/20250225131918.50925-3-v.pavani@samsung.com Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
2025-03-05clk: samsung: gs101: fix synchronous external abort in samsung_clk_save()Peter Griffin
EARLY_WAKEUP_SW_TRIG_*_SET and EARLY_WAKEUP_SW_TRIG_*_CLEAR registers are only writeable. Attempting to read these registers during samsung_clk_save() causes a synchronous external abort. Remove these 8 registers from cmu_top_clk_regs[] array so that system suspend gets further. Note: the code path can be exercised using the following command: echo mem > /sys/power/state Fixes: 2c597bb7d66a ("clk: samsung: clk-gs101: Add cmu_top, cmu_misc and cmu_apm support") Signed-off-by: Peter Griffin <peter.griffin@linaro.org> Cc: stable@vger.kernel.org Link: https://lore.kernel.org/r/20250303-clk-suspend-fix-v1-1-c2edaf66260f@linaro.org Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
2025-03-05nvme-tcp: fix signedness bug in nvme_tcp_init_connection()Dan Carpenter
The kernel_recvmsg() function returns an int which could be either negative error codes or the number of bytes received. The problem is that the condition: if (ret < sizeof(*icresp)) { is type promoted to type unsigned long and negative values are treated as high positive values which is success, when they should be treated as failure. Handle invalid positive returns separately from negative error codes to avoid this problem. Fixes: 578539e09690 ("nvme-tcp: fix connect failure on receiving partial ICResp PDU") Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org> Reviewed-by: Caleb Sander Mateos <csander@purestorage.com> Reviewed-by: Sagi Grimberg <sagi@grimberg.me> Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com> Signed-off-by: Keith Busch <kbusch@kernel.org>
2025-03-05Merge tag 'hid-for-linus-2025030501' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid Pull HID fixes from Jiri Kosina: - power management fix in intel-thc-hid (Even Xu) - nintendo gencon mapping fix (Ryan McClelland) - fix for UAF on device diconnect path in hid-steam (Vicki Pfau) - two fixes for UAF on device disconnect path in intel-ish-hid (Zhang Lixu) - fix for potential NULL dereference in hid-appleir (Daniil Dulov) - few other small cosmetic fixes (e.g. typos) * tag 'hid-for-linus-2025030501' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid: HID: Intel-thc-hid: Intel-quickspi: Correct device state after S4 HID: intel-thc-hid: Fix spelling mistake "intput" -> "input" HID: hid-steam: Fix use-after-free when detaching device HID: debug: Fix spelling mistake "Messanger" -> "Messenger" HID: appleir: Fix potential NULL dereference at raw event handle HID: apple: disable Fn key handling on the Omoton KB066 HID: i2c-hid: improve i2c_hid_get_report error message HID: intel-ish-hid: Fix use-after-free issue in ishtp_hid_remove() HID: intel-ish-hid: Fix use-after-free issue in hid_ishtp_cl_remove() HID: google: fix unused variable warning under !CONFIG_ACPI HID: nintendo: fix gencon button events map HID: corsair-void: Update power supply values with a unified work handler
2025-03-05drm/amd/pm: always allow ih interrupt from fwKenneth Feng
always allow ih interrupt from fw on smu v14 based on the interface requirement Signed-off-by: Kenneth Feng <kenneth.feng@amd.com> Reviewed-by: Yang Wang <kevinyang.wang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> (cherry picked from commit a3199eba46c54324193607d9114a1e321292d7a1) Cc: stable@vger.kernel.org # 6.12.x
2025-03-05drm/radeon: Fix rs400_gpu_init for ATI mobility radeon Xpress 200MRichard Thier
num_gb_pipes was set to a wrong value using r420_pipe_config This have lead to HyperZ glitches on fast Z clearing. Closes: https://bugs.freedesktop.org/show_bug.cgi?id=110897 Reviewed-by: Marek Olšák <marek.olsak@amd.com> Signed-off-by: Richard Thier <u9vata@gmail.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> (cherry picked from commit 044e59a85c4d84e3c8d004c486e5c479640563a6) Cc: stable@vger.kernel.org
2025-03-05drm/amdkfd: Fix NULL Pointer Dereference in KFD queueAndrew Martin
Through KFD IOCTL Fuzzing we encountered a NULL pointer derefrence when calling kfd_queue_acquire_buffers. Fixes: 629568d25fea ("drm/amdkfd: Validate queue cwsr area and eop buffer size") Signed-off-by: Andrew Martin <Andrew.Martin@amd.com> Reviewed-by: Philip Yang <Philip.Yang@amd.com> Signed-off-by: Andrew Martin <Andrew.Martin@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> (cherry picked from commit 049e5bf3c8406f87c3d8e1958e0a16804fa1d530) Cc: stable@vger.kernel.org
2025-03-05ice: register devlink prior to creating health reportersPrzemek Kitszel
ice_health_init() was introduced in the commit 2a82874a3b7b ("ice: add Tx hang devlink health reporter"). The call to it should have been put after ice_devlink_register(). It went unnoticed until next reporter by Konrad, which receives events from FW. FW is reporting all events, also from prior driver load, and thus it is not unlikely to have something at the very beginning. And that results in a splat: [ 24.455950] ? devlink_recover_notify.constprop.0+0x198/0x1b0 [ 24.455973] devlink_health_report+0x5d/0x2a0 [ 24.455976] ? __pfx_ice_health_status_lookup_compare+0x10/0x10 [ice] [ 24.456044] ice_process_health_status_event+0x1b7/0x200 [ice] Do the analogous thing for deinit patch. Fixes: 85d6164ec56d ("ice: add fw and port health reporters") Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@intel.com> Reviewed-by: Michal Swiatkowski <michal.swiatkowski@linux.intel.com> Reviewed-by: Konrad Knitter <konrad.knitter@intel.com> Signed-off-by: Przemek Kitszel <przemyslaw.kitszel@intel.com> Tested-by: Sunitha Mekala <sunithax.d.mekala@intel.com> (A Contingent worker at Intel) Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2025-03-05drm/amd/display: Fix null check for pipe_ctx->plane_state in ↵Ma Ke
resource_build_scaling_params Null pointer dereference issue could occur when pipe_ctx->plane_state is null. The fix adds a check to ensure 'pipe_ctx->plane_state' is not null before accessing. This prevents a null pointer dereference. Found by code review. Fixes: 3be5262e353b ("drm/amd/display: Rename more dc_surface stuff to plane_state") Reviewed-by: Alex Hung <alex.hung@amd.com> Signed-off-by: Ma Ke <make24@iscas.ac.cn> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> (cherry picked from commit 63e6a77ccf239337baa9b1e7787cde9fa0462092) Cc: stable@vger.kernel.org
2025-03-05ice: Fix switchdev slow-path in LAGMarcin Szycik
Ever since removing switchdev control VSI and using PF for port representor Tx/Rx, switchdev slow-path has been working improperly after failover in SR-IOV LAG. LAG assumes that the first uplink to be added to the aggregate will own VFs and have switchdev configured. After failing-over to the other uplink, representors are still configured to Tx through the uplink they are set up on, which fails because that uplink is now down. On failover, update all PRs on primary uplink to use the currently active uplink for Tx. Call netif_keep_dst(), as the secondary uplink might not be in switchdev mode. Also make sure to call ice_eswitch_set_target_vsi() if uplink is in LAG. On the Rx path, representors are already working properly, because default Tx from VFs is set to PF owning the eswitch. After failover the same PF is receiving traffic from VFs, even though link is down. Fixes: defd52455aee ("ice: do Tx through PF netdev in slow-path") Reviewed-by: Michal Swiatkowski <michal.swiatkowski@linux.intel.com> Signed-off-by: Marcin Szycik <marcin.szycik@linux.intel.com> Reviewed-by: Simon Horman <horms@kernel.org> Tested-by: Rafal Romanowski <rafal.romanowski@intel.com> Tested-by: Sujai Buvaneswaran <sujai.buvaneswaran@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2025-03-05ice: fix memory leak in aRFS after resetGrzegorz Nitka
Fix aRFS (accelerated Receive Flow Steering) structures memory leak by adding a checker to verify if aRFS memory is already allocated while configuring VSI. aRFS objects are allocated in two cases: - as part of VSI initialization (at probe), and - as part of reset handling However, VSI reconfiguration executed during reset involves memory allocation one more time, without prior releasing already allocated resources. This led to the memory leak with the following signature: [root@os-delivery ~]# cat /sys/kernel/debug/kmemleak unreferenced object 0xff3c1ca7252e6000 (size 8192): comm "kworker/0:0", pid 8, jiffies 4296833052 hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace (crc 0): [<ffffffff991ec485>] __kmalloc_cache_noprof+0x275/0x340 [<ffffffffc0a6e06a>] ice_init_arfs+0x3a/0xe0 [ice] [<ffffffffc09f1027>] ice_vsi_cfg_def+0x607/0x850 [ice] [<ffffffffc09f244b>] ice_vsi_setup+0x5b/0x130 [ice] [<ffffffffc09c2131>] ice_init+0x1c1/0x460 [ice] [<ffffffffc09c64af>] ice_probe+0x2af/0x520 [ice] [<ffffffff994fbcd3>] local_pci_probe+0x43/0xa0 [<ffffffff98f07103>] work_for_cpu_fn+0x13/0x20 [<ffffffff98f0b6d9>] process_one_work+0x179/0x390 [<ffffffff98f0c1e9>] worker_thread+0x239/0x340 [<ffffffff98f14abc>] kthread+0xcc/0x100 [<ffffffff98e45a6d>] ret_from_fork+0x2d/0x50 [<ffffffff98e083ba>] ret_from_fork_asm+0x1a/0x30 ... Fixes: 28bf26724fdb ("ice: Implement aRFS") Reviewed-by: Michal Swiatkowski <michal.swiatkowski@linux.intel.com> Signed-off-by: Grzegorz Nitka <grzegorz.nitka@intel.com> Reviewed-by: Simon Horman <horms@kernel.org> Tested-by: Rinitha S <sx.rinitha@intel.com> (A Contingent worker at Intel) Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2025-03-05regulator: core: Fix deadlock in create_regulator()Ludvig Pärsson
Currently, we are unnecessarily holding a regulator_ww_class_mutex lock when creating debugfs entries for a newly created regulator. This was brought up as a concern in the discussion in commit cba6cfdc7c3f ("regulator: core: Avoid lockdep reports when resolving supplies"). This causes the following lockdep splat after executing `ls /sys/kernel/debug` on my platform: ====================================================== WARNING: possible circular locking dependency detected 5.15.167-axis9-devel #1 Tainted: G O ------------------------------------------------------ ls/2146 is trying to acquire lock: ffffff803a562918 (&mm->mmap_lock){++++}-{3:3}, at: __might_fault+0x40/0x88 but task is already holding lock: ffffff80014497f8 (&sb->s_type->i_mutex_key#3){++++}-{3:3}, at: iterate_dir+0x50/0x1f4 which lock already depends on the new lock. [...] Chain exists of: &mm->mmap_lock --> regulator_ww_class_mutex --> &sb->s_type->i_mutex_key#3 Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&sb->s_type->i_mutex_key#3); lock(regulator_ww_class_mutex); lock(&sb->s_type->i_mutex_key#3); lock(&mm->mmap_lock); *** DEADLOCK *** This lock dependency still exists on the latest kernel and using a newer non-tainted kernel would still cause this problem. Fix by moving sysfs symlinking and creation of debugfs entries to after the release of the regulator lock. Fixes: cba6cfdc7c3f ("regulator: core: Avoid lockdep reports when resolving supplies") Fixes: eaa7995c529b ("regulator: core: avoid regulator_resolve_supply() race condition") Signed-off-by: Ludvig Pärsson <ludvig.parsson@axis.com> Link: https://patch.msgid.link/20250305-regulator_lockdep_fix-v1-1-ab938b12e790@axis.com Signed-off-by: Mark Brown <broonie@kernel.org>
2025-03-05ice: do not configure destination override for switchdevLarysa Zaremba
After switchdev is enabled and disabled later, LLDP packets sending stops, despite working perfectly fine before and during switchdev state. To reproduce (creating/destroying VF is what triggers the reconfiguration): devlink dev eswitch set pci/<address> mode switchdev echo '2' > /sys/class/net/<ifname>/device/sriov_numvfs echo '0' > /sys/class/net/<ifname>/device/sriov_numvfs This happens because LLDP relies on the destination override functionality. It needs to 1) set a flag in the descriptor, 2) set the VSI permission to make it valid. The permissions are set when the PF VSI is first configured, but switchdev then enables it for the uplink VSI (which is always the PF) once more when configured and disables when deconfigured, which leads to software-generated LLDP packets being blocked. Do not modify the destination override permissions when configuring switchdev, as the enabled state is the default configuration that is never modified. Fixes: 1a1c40df2e80 ("ice: set and release switchdev environment") Reviewed-by: Michal Swiatkowski <michal.swiatkowski@linux.intel.com> Signed-off-by: Larysa Zaremba <larysa.zaremba@intel.com> Reviewed-by: Simon Horman <horms@kernel.org> Tested-by: Sujai Buvaneswaran <sujai.buvaneswaran@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2025-03-05pmdomain: amlogic: fix T7 ISP secpowerXianwei Zhao
ISP and MIPI_ISP, these two have a parent-child relationship, ISP depends on MIPI_ISP. Fixes: ca75e4b214c6 ("pmdomain: amlogic: Add support for T7 power domains controller") Signed-off-by: Xianwei Zhao <xianwei.zhao@amlogic.com> Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Cc: stable@vger.kernel.org Link: https://lore.kernel.org/r/20250303-fix-t7-pwrc-v1-1-b563612bcd86@amlogic.com Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2025-03-05ublk: set_params: properly check if parameters can be appliedUday Shankar
The parameters set by the set_params call are only applied to the block device in the start_dev call. So if a device has already been started, a subsequently issued set_params on that device will not have the desired effect, and should return an error. There is an existing check for this - set_params fails on devices in the LIVE state. But this check is not sufficient to cover the recovery case. In this case, the device will be in the QUIESCED or FAIL_IO states, so set_params will succeed. But this success is misleading, because the parameters will not be applied, since the device has already been started (by a previous ublk server). The bit UB_STATE_USED is set on completion of the start_dev; use it to detect and fail set_params commands which arrive too late to be applied (after start_dev). Signed-off-by: Uday Shankar <ushankar@purestorage.com> Fixes: 0aa73170eba5 ("ublk_drv: add SET_PARAMS/GET_PARAMS control command") Reviewed-by: Ming Lei <ming.lei@redhat.com> Link: https://lore.kernel.org/r/20250304-set_params-v1-1-17b5e0887606@purestorage.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
2025-03-05gpio: rcar: Use raw_spinlock to protect register accessNiklas Söderlund
Use raw_spinlock in order to fix spurious messages about invalid context when spinlock debugging is enabled. The lock is only used to serialize register access. [ 4.239592] ============================= [ 4.239595] [ BUG: Invalid wait context ] [ 4.239599] 6.13.0-rc7-arm64-renesas-05496-gd088502a519f #35 Not tainted [ 4.239603] ----------------------------- [ 4.239606] kworker/u8:5/76 is trying to lock: [ 4.239609] ffff0000091898a0 (&p->lock){....}-{3:3}, at: gpio_rcar_config_interrupt_input_mode+0x34/0x164 [ 4.239641] other info that might help us debug this: [ 4.239643] context-{5:5} [ 4.239646] 5 locks held by kworker/u8:5/76: [ 4.239651] #0: ffff0000080fb148 ((wq_completion)async){+.+.}-{0:0}, at: process_one_work+0x190/0x62c [ 4.250180] OF: /soc/sound@ec500000/ports/port@0/endpoint: Read of boolean property 'frame-master' with a value. [ 4.254094] #1: ffff80008299bd80 ((work_completion)(&entry->work)){+.+.}-{0:0}, at: process_one_work+0x1b8/0x62c [ 4.254109] #2: ffff00000920c8f8 [ 4.258345] OF: /soc/sound@ec500000/ports/port@1/endpoint: Read of boolean property 'bitclock-master' with a value. [ 4.264803] (&dev->mutex){....}-{4:4}, at: __device_attach_async_helper+0x3c/0xdc [ 4.264820] #3: ffff00000a50ca40 (request_class#2){+.+.}-{4:4}, at: __setup_irq+0xa0/0x690 [ 4.264840] #4: [ 4.268872] OF: /soc/sound@ec500000/ports/port@1/endpoint: Read of boolean property 'frame-master' with a value. [ 4.273275] ffff00000a50c8c8 (lock_class){....}-{2:2}, at: __setup_irq+0xc4/0x690 [ 4.296130] renesas_sdhi_internal_dmac ee100000.mmc: mmc1 base at 0x00000000ee100000, max clock rate 200 MHz [ 4.304082] stack backtrace: [ 4.304086] CPU: 1 UID: 0 PID: 76 Comm: kworker/u8:5 Not tainted 6.13.0-rc7-arm64-renesas-05496-gd088502a519f #35 [ 4.304092] Hardware name: Renesas Salvator-X 2nd version board based on r8a77965 (DT) [ 4.304097] Workqueue: async async_run_entry_fn [ 4.304106] Call trace: [ 4.304110] show_stack+0x14/0x20 (C) [ 4.304122] dump_stack_lvl+0x6c/0x90 [ 4.304131] dump_stack+0x14/0x1c [ 4.304138] __lock_acquire+0xdfc/0x1584 [ 4.426274] lock_acquire+0x1c4/0x33c [ 4.429942] _raw_spin_lock_irqsave+0x5c/0x80 [ 4.434307] gpio_rcar_config_interrupt_input_mode+0x34/0x164 [ 4.440061] gpio_rcar_irq_set_type+0xd4/0xd8 [ 4.444422] __irq_set_trigger+0x5c/0x178 [ 4.448435] __setup_irq+0x2e4/0x690 [ 4.452012] request_threaded_irq+0xc4/0x190 [ 4.456285] devm_request_threaded_irq+0x7c/0xf4 [ 4.459398] ata1: link resume succeeded after 1 retries [ 4.460902] mmc_gpiod_request_cd_irq+0x68/0xe0 [ 4.470660] mmc_start_host+0x50/0xac [ 4.474327] mmc_add_host+0x80/0xe4 [ 4.477817] tmio_mmc_host_probe+0x2b0/0x440 [ 4.482094] renesas_sdhi_probe+0x488/0x6f4 [ 4.486281] renesas_sdhi_internal_dmac_probe+0x60/0x78 [ 4.491509] platform_probe+0x64/0xd8 [ 4.495178] really_probe+0xb8/0x2a8 [ 4.498756] __driver_probe_device+0x74/0x118 [ 4.503116] driver_probe_device+0x3c/0x154 [ 4.507303] __device_attach_driver+0xd4/0x160 [ 4.511750] bus_for_each_drv+0x84/0xe0 [ 4.515588] __device_attach_async_helper+0xb0/0xdc [ 4.520470] async_run_entry_fn+0x30/0xd8 [ 4.524481] process_one_work+0x210/0x62c [ 4.528494] worker_thread+0x1ac/0x340 [ 4.532245] kthread+0x10c/0x110 [ 4.535476] ret_from_fork+0x10/0x20 Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Tested-by: Geert Uytterhoeven <geert+renesas@glider.be> Cc: stable@vger.kernel.org Link: https://lore.kernel.org/r/20250121135833.3769310-1-niklas.soderlund+renesas@ragnatech.se Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
2025-03-05gpio: aggregator: protect driver attr handlers against module unloadKoichiro Den
Both new_device_store and delete_device_store touch module global resources (e.g. gpio_aggregator_lock). To prevent race conditions with module unload, a reference needs to be held. Add try_module_get() in these handlers. For new_device_store, this eliminates what appears to be the most dangerous scenario: if an id is allocated from gpio_aggregator_idr but platform_device_register has not yet been called or completed, a concurrent module unload could fail to unregister/delete the device, leaving behind a dangling platform device/GPIO forwarder. This can result in various issues. The following simple reproducer demonstrates these problems: #!/bin/bash while :; do # note: whether 'gpiochip0 0' exists or not does not matter. echo 'gpiochip0 0' > /sys/bus/platform/drivers/gpio-aggregator/new_device done & while :; do modprobe gpio-aggregator modprobe -r gpio-aggregator done & wait Starting with the following warning, several kinds of warnings will appear and the system may become unstable: ------------[ cut here ]------------ list_del corruption, ffff888103e2e980->next is LIST_POISON1 (dead000000000100) WARNING: CPU: 1 PID: 1327 at lib/list_debug.c:56 __list_del_entry_valid_or_report+0xa3/0x120 [...] RIP: 0010:__list_del_entry_valid_or_report+0xa3/0x120 [...] Call Trace: <TASK> ? __list_del_entry_valid_or_report+0xa3/0x120 ? __warn.cold+0x93/0xf2 ? __list_del_entry_valid_or_report+0xa3/0x120 ? report_bug+0xe6/0x170 ? __irq_work_queue_local+0x39/0xe0 ? handle_bug+0x58/0x90 ? exc_invalid_op+0x13/0x60 ? asm_exc_invalid_op+0x16/0x20 ? __list_del_entry_valid_or_report+0xa3/0x120 gpiod_remove_lookup_table+0x22/0x60 new_device_store+0x315/0x350 [gpio_aggregator] kernfs_fop_write_iter+0x137/0x1f0 vfs_write+0x262/0x430 ksys_write+0x60/0xd0 do_syscall_64+0x6c/0x180 entry_SYSCALL_64_after_hwframe+0x76/0x7e [...] </TASK> ---[ end trace 0000000000000000 ]--- Fixes: 828546e24280 ("gpio: Add GPIO Aggregator") Cc: stable@vger.kernel.org Signed-off-by: Koichiro Den <koichiro.den@canonical.com> Link: https://lore.kernel.org/r/20250224143134.3024598-2-koichiro.den@canonical.com Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
2025-03-05platform/x86/amd/pmf: Update PMF Driver for Compatibility with new PMF-TAShyam Sundar S K
The PMF driver allocates a shared memory buffer using tee_shm_alloc_kernel_buf() for communication with the PMF-TA. The latest PMF-TA version introduces new structures with OEM debug information and additional policy input conditions for evaluating the policy binary. Consequently, the shared memory size must be increased to ensure compatibility between the PMF driver and the updated PMF-TA. To do so, introduce the new PMF-TA UUID and update the PMF shared memory configuration to ensure compatibility with the latest PMF-TA version. Additionally, export the TA UUID. These updates will result in modifications to the prototypes of amd_pmf_tee_init() and amd_pmf_ta_open_session(). Link: https://lore.kernel.org/all/55ac865f-b1c7-fa81-51c4-d211c7963e7e@linux.intel.com/ Reviewed-by: Mario Limonciello <mario.limonciello@amd.com> Co-developed-by: Patil Rajesh Reddy <Patil.Reddy@amd.com> Signed-off-by: Patil Rajesh Reddy <Patil.Reddy@amd.com> Signed-off-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com> Link: https://lore.kernel.org/r/20250305045842.4117767-2-Shyam-sundar.S-k@amd.com Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
2025-03-05platform/x86/amd/pmf: Propagate PMF-TA return codesShyam Sundar S K
In the amd_pmf_invoke_cmd_init() function within the PMF driver ensure that the actual result from the PMF-TA is returned rather than a generic EIO. This change allows for proper handling of errors originating from the PMF-TA. Reviewed-by: Mario Limonciello <mario.limonciello@amd.com> Co-developed-by: Patil Rajesh Reddy <Patil.Reddy@amd.com> Signed-off-by: Patil Rajesh Reddy <Patil.Reddy@amd.com> Signed-off-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com> Link: https://lore.kernel.org/r/20250305045842.4117767-1-Shyam-sundar.S-k@amd.com Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
2025-03-04ppp: Fix KMSAN uninit-value warning with bpfJiayuan Chen
Syzbot caught an "KMSAN: uninit-value" warning [1], which is caused by the ppp driver not initializing a 2-byte header when using socket filter. The following code can generate a PPP filter BPF program: ''' struct bpf_program fp; pcap_t *handle; handle = pcap_open_dead(DLT_PPP_PPPD, 65535); pcap_compile(handle, &fp, "ip and outbound", 0, 0); bpf_dump(&fp, 1); ''' Its output is: ''' (000) ldh [2] (001) jeq #0x21 jt 2 jf 5 (002) ldb [0] (003) jeq #0x1 jt 4 jf 5 (004) ret #65535 (005) ret #0 ''' Wen can find similar code at the following link: https://github.com/ppp-project/ppp/blob/master/pppd/options.c#L1680 The maintainer of this code repository is also the original maintainer of the ppp driver. As you can see the BPF program skips 2 bytes of data and then reads the 'Protocol' field to determine if it's an IP packet. Then it read the first byte of the first 2 bytes to determine the direction. The issue is that only the first byte indicating direction is initialized in current ppp driver code while the second byte is not initialized. For normal BPF programs generated by libpcap, uninitialized data won't be used, so it's not a problem. However, for carefully crafted BPF programs, such as those generated by syzkaller [2], which start reading from offset 0, the uninitialized data will be used and caught by KMSAN. [1] https://syzkaller.appspot.com/bug?extid=853242d9c9917165d791 [2] https://syzkaller.appspot.com/text?tag=ReproC&x=11994913980000 Cc: Paul Mackerras <paulus@samba.org> Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2") Reported-by: syzbot+853242d9c9917165d791@syzkaller.appspotmail.com Closes: https://lore.kernel.org/bpf/000000000000dea025060d6bc3bc@google.com/ Signed-off-by: Jiayuan Chen <jiayuan.chen@linux.dev> Reviewed-by: Simon Horman <horms@kernel.org> Link: https://patch.msgid.link/20250228141408.393864-1-jiayuan.chen@linux.dev Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2025-03-04net: ipa: Enable checksum for IPA_ENDPOINT_AP_MODEM_{RX,TX} for v4.7Luca Weiss
Enable the checksum option for these two endpoints in order to allow mobile data to actually work. Without this, no packets seem to make it through the IPA. Fixes: b310de784bac ("net: ipa: add IPA v4.7 support") Signed-off-by: Luca Weiss <luca.weiss@fairphone.com> Reviewed-by: Alex Elder <elder@riscstar.com> Link: https://patch.msgid.link/20250227-ipa-v4-7-fixes-v1-3-a88dd8249d8a@fairphone.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2025-03-04net: ipa: Fix QSB data for v4.7Luca Weiss
As per downstream reference, max_writes should be 12 and max_reads should be 13. Fixes: b310de784bac ("net: ipa: add IPA v4.7 support") Signed-off-by: Luca Weiss <luca.weiss@fairphone.com> Reviewed-by: Alex Elder <elder@riscstar.com> Link: https://patch.msgid.link/20250227-ipa-v4-7-fixes-v1-2-a88dd8249d8a@fairphone.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2025-03-04net: ipa: Fix v4.7 resource group namesLuca Weiss
In the downstream IPA driver there's only one group defined for source and destination, and the destination group doesn't have a _DPL suffix. Fixes: b310de784bac ("net: ipa: add IPA v4.7 support") Signed-off-by: Luca Weiss <luca.weiss@fairphone.com> Reviewed-by: Alex Elder <elder@riscstar.com> Link: https://patch.msgid.link/20250227-ipa-v4-7-fixes-v1-1-a88dd8249d8a@fairphone.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2025-03-04HID: Intel-thc-hid: Intel-quickspi: Correct device state after S4Even Xu
During S4 retore flow, quickspi device was resetted by driver and state was changed to RESETTED. It is needed to be change to ENABLED state after S4 re-initialization finished, otherwise, device will run in wrong state and HID input data will be dropped. Signed-off-by: Even Xu <even.xu@intel.com> Fixes: 6912aaf3fd24 ("HID: intel-thc-hid: intel-quickspi: Add PM implementation") Signed-off-by: Jiri Kosina <jkosina@suse.com>
2025-03-04HID: intel-thc-hid: Fix spelling mistake "intput" -> "input"Colin Ian King
There is a spelling mistake in a dev_err_once message. Fix it. Signed-off-by: Colin Ian King <colin.i.king@gmail.com> Reviewed-by: Even Xu <even.xu@intel.com> Signed-off-by: Jiri Kosina <jkosina@suse.com>
2025-03-04HID: hid-steam: Fix use-after-free when detaching deviceVicki Pfau
When a hid-steam device is removed it must clean up the client_hdev used for intercepting hidraw access. This can lead to scheduling deferred work to reattach the input device. Though the cleanup cancels the deferred work, this was done before the client_hdev itself is cleaned up, so it gets rescheduled. This patch fixes the ordering to make sure the deferred work is properly canceled. Reported-by: syzbot+0154da2d403396b2bd59@syzkaller.appspotmail.com Fixes: 79504249d7e2 ("HID: hid-steam: Move hidraw input (un)registering to work") Signed-off-by: Vicki Pfau <vi@endrift.com> Signed-off-by: Jiri Kosina <jkosina@suse.com>
2025-03-04HID: debug: Fix spelling mistake "Messanger" -> "Messenger"Colin Ian King
There is a spelling mistake in a literal string. Fix it. Signed-off-by: Colin Ian King <colin.i.king@gmail.com> Signed-off-by: Jiri Kosina <jkosina@suse.com>
2025-03-04HID: appleir: Fix potential NULL dereference at raw event handleDaniil Dulov
Syzkaller reports a NULL pointer dereference issue in input_event(). BUG: KASAN: null-ptr-deref in instrument_atomic_read include/linux/instrumented.h:68 [inline] BUG: KASAN: null-ptr-deref in _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] BUG: KASAN: null-ptr-deref in is_event_supported drivers/input/input.c:67 [inline] BUG: KASAN: null-ptr-deref in input_event+0x42/0xa0 drivers/input/input.c:395 Read of size 8 at addr 0000000000000028 by task syz-executor199/2949 CPU: 0 UID: 0 PID: 2949 Comm: syz-executor199 Not tainted 6.13.0-rc4-syzkaller-00076-gf097a36ef88d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Call Trace: <IRQ> __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120 kasan_report+0xd9/0x110 mm/kasan/report.c:602 check_region_inline mm/kasan/generic.c:183 [inline] kasan_check_range+0xef/0x1a0 mm/kasan/generic.c:189 instrument_atomic_read include/linux/instrumented.h:68 [inline] _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] is_event_supported drivers/input/input.c:67 [inline] input_event+0x42/0xa0 drivers/input/input.c:395 input_report_key include/linux/input.h:439 [inline] key_down drivers/hid/hid-appleir.c:159 [inline] appleir_raw_event+0x3e5/0x5e0 drivers/hid/hid-appleir.c:232 __hid_input_report.constprop.0+0x312/0x440 drivers/hid/hid-core.c:2111 hid_ctrl+0x49f/0x550 drivers/hid/usbhid/hid-core.c:484 __usb_hcd_giveback_urb+0x389/0x6e0 drivers/usb/core/hcd.c:1650 usb_hcd_giveback_urb+0x396/0x450 drivers/usb/core/hcd.c:1734 dummy_timer+0x17f7/0x3960 drivers/usb/gadget/udc/dummy_hcd.c:1993 __run_hrtimer kernel/time/hrtimer.c:1739 [inline] __hrtimer_run_queues+0x20a/0xae0 kernel/time/hrtimer.c:1803 hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1820 handle_softirqs+0x206/0x8d0 kernel/softirq.c:561 __do_softirq kernel/softirq.c:595 [inline] invoke_softirq kernel/softirq.c:435 [inline] __irq_exit_rcu+0xfa/0x160 kernel/softirq.c:662 irq_exit_rcu+0x9/0x30 kernel/softirq.c:678 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1049 </IRQ> <TASK> asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 __mod_timer+0x8f6/0xdc0 kernel/time/timer.c:1185 add_timer+0x62/0x90 kernel/time/timer.c:1295 schedule_timeout+0x11f/0x280 kernel/time/sleep_timeout.c:98 usbhid_wait_io+0x1c7/0x380 drivers/hid/usbhid/hid-core.c:645 usbhid_init_reports+0x19f/0x390 drivers/hid/usbhid/hid-core.c:784 hiddev_ioctl+0x1133/0x15b0 drivers/hid/usbhid/hiddev.c:794 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:906 [inline] __se_sys_ioctl fs/ioctl.c:892 [inline] __x64_sys_ioctl+0x190/0x200 fs/ioctl.c:892 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f </TASK> This happens due to the malformed report items sent by the emulated device which results in a report, that has no fields, being added to the report list. Due to this appleir_input_configured() is never called, hidinput_connect() fails which results in the HID_CLAIMED_INPUT flag is not being set. However, it does not make appleir_probe() fail and lets the event callback to be called without the associated input device. Thus, add a check for the HID_CLAIMED_INPUT flag and leave the event hook early if the driver didn't claim any input_dev for some reason. Moreover, some other hid drivers accessing input_dev in their event callbacks do have similar checks, too. Found by Linux Verification Center (linuxtesting.org) with Syzkaller. Fixes: 9a4a5574ce42 ("HID: appleir: add support for Apple ir devices") Cc: stable@vger.kernel.org Signed-off-by: Daniil Dulov <d.dulov@aladdin.ru> Signed-off-by: Jiri Kosina <jkosina@suse.com>
2025-03-04HID: apple: disable Fn key handling on the Omoton KB066Alex Henrie
Remove the fixup to make the Omoton KB066's F6 key F6 when not holding Fn. That was really just a hack to allow typing F6 in fnmode>0, and it didn't fix any of the other F keys that were likewise untypable in fnmode>0. Instead, because the Omoton's Fn key is entirely internal to the keyboard, completely disable Fn key translation when an Omoton is detected, which will prevent the hid-apple driver from interfering with the keyboard's built-in Fn key handling. All of the F keys, including F6, are then typable when Fn is held. The Omoton KB066 and the Apple A1255 both have HID product code 05ac:022c. The self-reported name of every original A1255 when they left the factory was "Apple Wireless Keyboard". By default, Mac OS changes the name to "<username>'s keyboard" when pairing with the keyboard, but Mac OS allows the user to set the internal name of Apple keyboards to anything they like. The Omoton KB066's name, on the other hand, is not configurable: It is always "Bluetooth Keyboard". Because that name is so generic that a user might conceivably use the same name for a real Apple keyboard, detect Omoton keyboards based on both having that exact name and having HID product code 022c. Fixes: 819083cb6eed ("HID: apple: fix up the F6 key on the Omoton KB066 keyboard") Signed-off-by: Alex Henrie <alexhenrie24@gmail.com> Reviewed-by: Aditya Garg <gargaditya08@live.com> Signed-off-by: Jiri Kosina <jkosina@suse.com>
2025-03-04HID: i2c-hid: improve i2c_hid_get_report error messageWentao Guan
We have two places to print "failed to set a report to ...", use "get a report from" instead of "set a report to", it makes people who knows less about the module to know where the error happened. Before: i2c_hid_acpi i2c-FTSC1000:00: failed to set a report to device: -11 After: i2c_hid_acpi i2c-FTSC1000:00: failed to get a report from device: -11 Signed-off-by: Wentao Guan <guanwentao@uniontech.com> Signed-off-by: Jiri Kosina <jkosina@suse.com>
2025-03-04platform/x86/amd: pmf: Add balanced-performance to hidden choicesMario Limonciello
Acer's WMI driver uses balanced-performance but AMD-PMF doesn't. In case a machine binds with both drivers let amd-pmf use balanced-performance as well. Fixes: 688834743d67 ("ACPI: platform_profile: Allow multiple handlers") Suggested-by: Antheas Kapenekakis <lkml@antheas.dev> Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> Tested-by: Antheas Kapenekakis <lkml@antheas.dev> Tested-by: Derek J. Clark <derekjohn.clark@gmail.com> Acked-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> Link: https://patch.msgid.link/20250228170155.2623386-4-superm1@kernel.org Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2025-03-04platform/x86/amd: pmf: Add 'quiet' to hidden choicesMario Limonciello
When amd-pmf and asus-wmi are both bound no low power option shows up in sysfs. Add a hidden choice for amd-pmf to support 'quiet' mode to let both bind. Fixes: 688834743d67 ("ACPI: platform_profile: Allow multiple handlers") Suggested-by: Antheas Kapenekakis <lkml@antheas.dev> Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> Tested-by: Antheas Kapenekakis <lkml@antheas.dev> Tested-by: Derek J. Clark <derekjohn.clark@gmail.com> Acked-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> Link: https://patch.msgid.link/20250228170155.2623386-3-superm1@kernel.org Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2025-03-04ACPI: platform_profile: Add support for hidden choicesMario Limonciello
When two drivers don't support all the same profiles the legacy interface only exports the common profiles. This causes problems for cases where one driver uses low-power but another uses quiet because the result is that neither is exported to sysfs. To allow two drivers to disagree, add support for "hidden choices". Hidden choices are platform profiles that a driver supports to be compatible with the platform profile of another driver. Fixes: 688834743d67 ("ACPI: platform_profile: Allow multiple handlers") Reported-by: Antheas Kapenekakis <lkml@antheas.dev> Closes: https://lore.kernel.org/platform-driver-x86/e64b771e-3255-42ad-9257-5b8fc6c24ac9@gmx.de/T/#mc068042dd29df36c16c8af92664860fc4763974b Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> Tested-by: Antheas Kapenekakis <lkml@antheas.dev> Tested-by: Derek J. Clark <derekjohn.clark@gmail.com> Acked-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> Link: https://patch.msgid.link/20250228170155.2623386-2-superm1@kernel.org Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2025-03-04drm/xe: Fix GT "for each engine" workaroundsTvrtko Ursulin
Any rules using engine matching are currently broken due RTP processing happening too in early init, before the list of hardware engines has been initialised. Fix this by moving workaround processing to later in the driver probe sequence, to just before the processed list is used for the first time. Looking at the debugfs gt0/workarounds on ADL-P we notice 14011060649 should be present while we see, before: GT Workarounds 14011059788 14015795083 And with the patch: GT Workarounds 14011060649 14011059788 14015795083 Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@igalia.com> Cc: Lucas De Marchi <lucas.demarchi@intel.com> Cc: Matt Roper <matthew.d.roper@intel.com> Cc: stable@vger.kernel.org # v6.11+ Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20250227101304.46660-2-tvrtko.ursulin@igalia.com Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com> (cherry picked from commit 25d434cef791e03cf40680f5441b576c639bfa84) Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>