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path: root/src/drivers/wwan/fm
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2023-06-14drivers/wwan/fm: Fix format string vulnerability with snprintfJamie Ryu
This fixes format string vulnerability issues with snprintf statement found by klocwork scan. Foundby=klocwork BUG=NONE TEST=Boot to OS on Meteor Lake rex platform and run klocwork scan. Check related ACPI tables and modem driver behavior after changes. Signed-off-by: Jamie Ryu <jamie.m.ryu@intel.com> Change-Id: Ia6b7d70c0b2b86d0918e58348dccd206a7ee9193 Reviewed-on: https://review.coreboot.org/c/coreboot/+/75733 Reviewed-by: Kapil Porwal <kapilporwal@google.com> Reviewed-by: Subrata Banik <subratabanik@google.com> Reviewed-by: Cliff Huang <cliff.huang@intel.com> Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2023-04-05drivers/wwan/fm: Use RTD3 root port mutex for reset methodsCliff Huang
The RTD3 driver should have its 'use_rp_mutex' set in the devicetree. BRANCH=firmware-brya-14505.B TEST=boot to OS and check the generated SSDT table for the WWAN The RTD3 RPMX mutex should be used in the reset Methods Signed-off-by: Cliff Huang <cliff.huang@intel.com> Change-Id: Ic3fe20c56b67c2b5177f55f4845610087a30dc7f Reviewed-on: https://review.coreboot.org/c/coreboot/+/73381 Reviewed-by: Jérémy Compostella <jeremy.compostella@intel.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Bora Guvendik <bora.guvendik@intel.com>
2022-12-14drivers/wwan/fm: Fix typoSubrata Banik
This patch fixes a typo by adding `Arg0 = 0` to define warm reset. Signed-off-by: Subrata Banik <subratabanik@google.com> Change-Id: I92b81697a254c9dab127b200174d32554db1b5cc Reviewed-on: https://review.coreboot.org/c/coreboot/+/70721 Reviewed-by: Elyes Haouas <ehaouas@noos.fr> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com> Reviewed-by: Kapil Porwal <kapilporwal@google.com>
2022-11-29drivers/{wifi,wwan}: Use helper function to add DmaProperty in _DSDKapil Porwal
BUG=b:259716145 TEST=Build google/rex Signed-off-by: Kapil Porwal <kapilporwal@google.com> Change-Id: I991bc822fbb72cfaa9485abe882950fc7bcef498 Reviewed-on: https://review.coreboot.org/c/coreboot/+/70023 Reviewed-by: Subrata Banik <subratabanik@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2022-11-24drivers/wwan/fm: Use correct GUID for DmaProperty in ACPI _DSDKapil Porwal
Use correct GUID for DmaProperty in ACPI _DSD. Reference: https://learn.microsoft.com/en-us/windows-hardware/drivers/pci/dsd-for-pcie-root-ports Before: Name (_DSD, Package (0x02) // _DSD: Device-Specific Data { ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301") /* Device Properties for _DSD */, Package (0x01) { Package (0x02) { "DmaProperty", One } } }) After: Name (_DSD, Package (0x02) // _DSD: Device-Specific Data { ToUUID ("70d24161-6dd5-4c9e-8070-705531292865"), Package (0x01) { Package (0x02) { "DmaProperty", One } } }) BUG=b:259716145 TEST=Verified the new GUID is reflected in ACPI SSDT at runtime. Signed-off-by: Kapil Porwal <kapilporwal@google.com> Change-Id: I05b8c3bf23cc43863527bc514d9a96096d45003c Reviewed-on: https://review.coreboot.org/c/coreboot/+/69932 Reviewed-by: Subrata Banik <subratabanik@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com> Reviewed-by: Tarun Tuli <taruntuli@google.com>
2022-03-07drivers/wwan/fm: Include option to add ACPI _DSD for DmaPropertyTim Wawrzynczak
Similar to commit 09c047c, the WWAN device might be considered an untrusted device by some platforms, therefore add an option to add the same `DmaProperty` to the WWAN _DSD. BUG=b:215424986 BRANCH=brya TEST=dump SSDT, see new property Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Change-Id: If485ac5314fae6e6faefac43fcfcea4f4cdd02c0 Reviewed-on: https://review.coreboot.org/c/coreboot/+/62436 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com>
2022-02-28drivers/wwan/fm: Add support for _PTS for Fibocom 5G WWANCliff Huang
Add DPTS (device prepare to sleep) method that is to be called in mainboard's \_SB.MPTS, which is called in _PTS. Signed-off-by: Cliff Huang <cliff.huang@intel.com> Change-Id: Ie308f74940a33711a398bc11d0550cb06b55cdcf Reviewed-on: https://review.coreboot.org/c/coreboot/+/61886 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
2022-02-15drivers/wwan/fm/acpi_fm350gl.c: Fix bit checksAngel Pons
Fix always-true conditions to properly test whether a bit is set. Change-Id: I54b5dbfdbb99a47ef0dfdb9497179f516d6e1f23 Signed-off-by: Angel Pons <th3fanbus@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/61899 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Cliff Huang <cliff.huang@intel.com> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
2022-02-07drivers/wwan/fm: Add Fibocom 5G WWAN ACPI supportCliff Huang
Support PXSX._RST and PXSX.MRST._RST for warm and cold reset. PXSX._RST is invoked on driver removal. build dependency: soc/intel/common/block/pcie/rtd3 This driver will use the rtd3 methods for the same parent in the device tree. The rtd3 chip needs to be added on the same root port in the devicetree separately. Test: Add chip entry to the corresponding root port and check PXSX Device is generated in ssdt. Signed-off-by: Cliff Huang <cliff.huang@intel.com> Change-Id: I1e0b9fd405f6cfb1e216ea27558bb9299a09e566 Reviewed-on: https://review.coreboot.org/c/coreboot/+/61354 Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>