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* sunxi-6.0: initial state: add megous patches to series * sunxi-6.0: Switch to v6.0.1 * wifi: Limit the version 6.0 for Realtek 88x2cs chipsets * Adjust kernel configs * Remove not needed patches * Adjust broken patches Co-authored-by: Igor <igor@armbian.com>
115 lines
2.7 KiB
Diff
115 lines
2.7 KiB
Diff
From 2972a343b846b2c098116aa084ebf263083a48fd Mon Sep 17 00:00:00 2001
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From: Benjamin Schaaf <ben.schaaf@gmail.com>
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Date: Mon, 22 Nov 2021 23:38:26 +1100
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Subject: [PATCH 058/486] media: ov5640: Fix focus commands blocking until
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complete
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Previously setting the focus controls would block until the sensor
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completed the focus routine.
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---
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drivers/media/i2c/ov5640.c | 67 ++++++++++----------------------------
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1 file changed, 18 insertions(+), 49 deletions(-)
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diff --git a/drivers/media/i2c/ov5640.c b/drivers/media/i2c/ov5640.c
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index dd52be32e..5923dab20 100644
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--- a/drivers/media/i2c/ov5640.c
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+++ b/drivers/media/i2c/ov5640.c
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@@ -2619,6 +2619,19 @@ static int ov5640_copy_fw_to_device(struct ov5640_dev *sensor,
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return -ETIMEDOUT;
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}
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+static int ov5640_fw_command(struct ov5640_dev *sensor, int command)
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+{
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+ int ret;
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+
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+ ret = ov5640_write_reg(sensor, OV5640_REG_FW_CMD_MAIN, command);
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+ if(ret)
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+ return ret;
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+
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+ msleep(5);
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+
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+ return 0;
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+}
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+
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static int ov5640_af_init(struct ov5640_dev *sensor)
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{
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struct i2c_client *client = sensor->i2c_client;
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@@ -2656,6 +2669,11 @@ static int ov5640_af_init(struct ov5640_dev *sensor)
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// Set lens focus driver on
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ret = ov5640_write_reg(sensor, OV5640_REG_VCM_CONTROL4, 0x3f);
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+ if (ret)
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+ return ret;
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+
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+ // Set the default focus zone
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+ ret = ov5640_fw_command(sensor, OV5640_FW_CMD_ZONE_CONFIG);
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if (ret)
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return ret;
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return ret;
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@@ -3302,35 +3320,6 @@ static int ov5640_set_framefmt(struct ov5640_dev *sensor,
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is_jpeg ? (BIT(5) | BIT(3)) : 0);
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}
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-static int ov5640_fw_command(struct ov5640_dev *sensor, int command)
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-{
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- u8 fw_ack;
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- int i;
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- int ret;
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-
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- ret = ov5640_write_reg(sensor, OV5640_REG_FW_CMD_ACK, 0x01);
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- if(ret)
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- return ret;
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-
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- ret = ov5640_write_reg(sensor, OV5640_REG_FW_CMD_MAIN, command);
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- if(ret)
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- return ret;
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-
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- for (i = 0; i < 100; i++) {
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- ret = ov5640_read_reg(sensor, OV5640_REG_FW_CMD_ACK, &fw_ack);
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- if (ret)
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- return ret;
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-
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- if (fw_ack == 0){
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- return ret;
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- }
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-
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- msleep(50);
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- }
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- return -ETIMEDOUT;
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-}
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-
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-
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/*
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* Sensor Controls.
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*/
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@@ -3466,26 +3455,6 @@ static int ov5640_set_ctrl_focus(struct ov5640_dev *sensor, int command)
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return 0;
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}
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- if (command == OV5640_FW_CMD_RELEASE_FOCUS) {
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- dev_dbg(&client->dev, "%s: Releasing autofocus\n",
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- __func__);
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- return ov5640_fw_command(sensor, OV5640_FW_CMD_RELEASE_FOCUS);
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- }
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-
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- // Restart zone config
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- ret = ov5640_fw_command(sensor, OV5640_FW_CMD_ZONE_CONFIG);
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- if (ret)
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- return ret;
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-
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- // Set default focus zones
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- ret = ov5640_fw_command(sensor, OV5640_FW_CMD_DEFAULT_ZONES);
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- if (ret)
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- return ret;
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-
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- dev_dbg(&client->dev, "%s: Triggering autofocus\n",
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- __func__);
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-
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- // Start focussing
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return ov5640_fw_command(sensor, command);
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}
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--
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2.35.3
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