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Date: Mon, 24 Oct 2022 13:29:28 +0200 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Prashant Malani <pmalani@...omium.org>, Heikki Krogerus <heikki.krogerus@...ux.intel.com>, Tzung-Bi Shih <tzungbi@...nel.org>, Sasha Levin <sashal@...nel.org> Subject: [PATCH 5.15 224/530] platform/chrome: cros_ec_typec: Correct alt mode index From: Prashant Malani <pmalani@...omium.org> [ Upstream commit 4e477663e396f48c5cfc5f2d75d4b514f409516a ] Alt mode indices used by USB PD (Power Delivery) start with 1, not 0. Update the alt mdoe registration code to factor this in to the alt mode descriptor. Fixes: de0f49487db3 ("platform/chrome: cros_ec_typec: Register partner altmodes") Signed-off-by: Prashant Malani <pmalani@...omium.org> Acked-by: Heikki Krogerus <heikki.krogerus@...ux.intel.com> Reviewed-by: Tzung-Bi Shih <tzungbi@...nel.org> Link: https://lore.kernel.org/r/20220819190807.1275937-3-pmalani@chromium.org Signed-off-by: Sasha Levin <sashal@...nel.org> --- drivers/platform/chrome/cros_ec_typec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/platform/chrome/cros_ec_typec.c b/drivers/platform/chrome/cros_ec_typec.c index 4027c3ef90d7..aadb8d237aef 100644 --- a/drivers/platform/chrome/cros_ec_typec.c +++ b/drivers/platform/chrome/cros_ec_typec.c @@ -691,7 +691,7 @@ static int cros_typec_register_altmodes(struct cros_typec_data *typec, int port_ for (j = 0; j < sop_disc->svids[i].mode_count; j++) { memset(&desc, 0, sizeof(desc)); desc.svid = sop_disc->svids[i].svid; - desc.mode = j; + desc.mode = j + 1; desc.vdo = sop_disc->svids[i].mode_vdo[j]; if (is_partner) -- 2.35.1
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