chrome-platform updates for v7.4

Hi Linus,

Please pull chrome-platform updates for Linux v7.4.

Thanks,
Tzung-Bi
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The following changes since commit cee9395acd8043be0644b25c34bfa86623f2b935:

Linux 7.3-rc1 (2026-08-30 13:34:40 -0700)

are available in the Git repository at:

git://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux.git tags/chrome-platform-v7.4

for you to fetch changes up to 2d3ee0bdb321ad84d9cf18d4bfd2b839293a695d:

platform/chrome: cros_ec_typec: Poll for role swap completion (2026-10-08 02:16:45 +0000)

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chrome-platform: Updates for v7.4

* Improvements

- Poll for role swap completion in cros_ec_typec.

* Fixes

- Fix wrong returned data and length for deferred response in transport protocol.
- Check boundary for EC-returned data length in cros_ec_typec.
- Fix a regression for older ChromeOS devices after applying db65a06d10b3 ("ACPI: EC: Convert the driver to a platform one").

* Cleanups

- Fix typos.

----------------------------------------------------------------
Bartosz Szpila (1):
platform/chrome: cros_ec_typec: Validate SVID and mode counts in discovery data

Daniel Balint (1):
platform/chrome: cros_ec: Sync host command header with EC

Hemanth Selam (2):
platform/chrome: Fix typos in comments
platform/chrome: cros_ec_rpmsg: Fix repeated word 'from' in comment

James Fairweather (1):
platform/chrome: cros_usbpd_notify: Only use drvdata when parent is GOOG0004

Marek Maslanka (1):
platform/chrome: cros_ec_typec: Poll for role swap completion

Rob Barnes (1):
platform/chrome: cros_ec_proto: Fix deferred response

Tzung-Bi Shih (1):
platform/chrome: cros_ec_proto: Simplify cros_ec_wait_until_complete()

 drivers/platform/chrome/cros_ec_ishtp.c        |   2 +-
 drivers/platform/chrome/cros_ec_proto.c        |  43 +++++--
 drivers/platform/chrome/cros_ec_proto_test.c   | 158 ++++++++++++++++++++++++-
 drivers/platform/chrome/cros_ec_rpmsg.c        |   2 +-
 drivers/platform/chrome/cros_ec_typec.c        | 104 +++++++++++-----
 drivers/platform/chrome/cros_usbpd_notify.c    |  41 ++++---
 include/linux/platform_data/cros_ec_commands.h |  72 +++++++++++
 7 files changed, 357 insertions(+), 65 deletions(-)