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authorNico Huber <nico.h@gmx.de>2020-11-08 13:21:51 +0100
committerPatrick Georgi <pgeorgi@google.com>2020-11-16 11:08:49 +0000
commit0748a87455eed53fee0858ccc74291e8e2357cd0 (patch)
tree9c351560ba20775073c56a38a479dbc96ee4ffee /payloads/libpayload
parent1bb640dfc0affdb48206661504825586593c8ec2 (diff)
libpayload/i8042: Increase response timeout to 1.5s
The current timeout of 500ms is too low. For instance self-test of the KBC integrated into IT8516E took almost 1s in tests. We already check for presence of the KBC before the self-test. So the timeout should only trigger on a hardware defect and we can leave some margin. Change-Id: I95f01a4e605a9c7deb894a71e102c3a881759bb1 Signed-off-by: Nico Huber <nico.h@gmx.de> Reviewed-on: https://review.coreboot.org/c/coreboot/+/47588 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Diffstat (limited to 'payloads/libpayload')
-rw-r--r--payloads/libpayload/drivers/i8042/i8042.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/payloads/libpayload/drivers/i8042/i8042.c b/payloads/libpayload/drivers/i8042/i8042.c
index 50d013dbaf..84bad55371 100644
--- a/payloads/libpayload/drivers/i8042/i8042.c
+++ b/payloads/libpayload/drivers/i8042/i8042.c
@@ -159,7 +159,7 @@ static u8 i8042_wait_cmd_rdy(void)
*/
static u8 i8042_wait_data_rdy(void)
{
- int retries = 10000;
+ int retries = 30000;
while (retries-- && !(read_status() & OBF))
udelay(50);