platform/chrome: lightbar: Add support for large sequence

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Current sequences are limited to 192 bytes. Increase support to whatever
the EC support. If the sequence is too long, the EC will return an
OVERFLOW error.

Test: Check sending a large sequence is received by the EC.

Signed-off-by: Gwendal Grignou <gwendal@google.com>
Link: https://lore.kernel.org/r/20260130081351.487517-2-gwendal@google.com
Signed-off-by: Tzung-Bi Shih <tzungbi@kernel.org>

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Gwendal Grignou 2026-01-30 00:13:51 -08:00 • committed by Tzung-Bi Shih

parent 2d8251d98c

commit 9600b8bdbf

2 changed files with 74 additions and 27 deletions

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88

drivers/platform/chrome/cros_ec_lightbar.c

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13

include/linux/platform_data/cros_ec_commands.h

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