35 lines
1.2 KiB
Diff
35 lines
1.2 KiB
Diff
From debe5dac2d19c4570735f7eb422b4fd4a56e2d6e Mon Sep 17 00:00:00 2001
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From: Ondrej Jirman <megous@megous.com>
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Date: Thu, 17 Sep 2020 00:02:52 +0200
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Subject: [PATCH 185/351] misc: modem-power: Fall back to usbat for urcport if
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firmware is too old
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Signed-off-by: Ondrej Jirman <megous@megous.com>
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---
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drivers/misc/modem-power.c | 9 +++++++--
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1 file changed, 7 insertions(+), 2 deletions(-)
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diff --git a/drivers/misc/modem-power.c b/drivers/misc/modem-power.c
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index 1c758517c04f..1a1ba4bf7841 100644
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--- a/drivers/misc/modem-power.c
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+++ b/drivers/misc/modem-power.c
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@@ -584,8 +584,13 @@ static int mpwr_eg25_power_up(struct mpwr_dev* mpwr)
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/* setup URC port */
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ret = mpwr_serdev_at_cmd(mpwr, "AT+QURCCFG=\"urcport\",\"all\"", 2000);
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- if (ret)
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- dev_err(mpwr->dev, "Modem may not report URCs to the right port!\n");
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+ if (ret) {
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+ dev_info(mpwr->dev, "Your modem doesn't support AT+QURCCFG=\"urcport\",\"all\", consider upgrading the firmware.\n");
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+
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+ ret = mpwr_serdev_at_cmd(mpwr, "AT+QURCCFG=\"urcport\",\"usbat\"", 2000);
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+ if (ret)
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+ dev_err(mpwr->dev, "Modem may not report URCs to the right port!\n");
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+ }
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/* enable the modem to go to sleep when DTR is low */
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ret = mpwr_serdev_at_cmd(mpwr, "AT+QSCLK=1", 2000);
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--
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2.34.0
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