From: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
To: linux-amlogic@lists.infradead.org
Cc: linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, gnstark@salutedevices.com,
neil.armstrong@linaro.org, lars@metafoo.de, jic23@kernel.org,
Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Subject: [PATCH v1 2/3] iio: adc: meson: consistently use bool/enum in struct meson_sar_adc_param
Date: Sun, 24 Mar 2024 00:13:08 +0100 [thread overview]
Message-ID: <20240323231309.415425-3-martin.blumenstingl@googlemail.com> (raw)
In-Reply-To: <20240323231309.415425-1-martin.blumenstingl@googlemail.com>
Consistently use bool for any register bit that enables/disables
functionality and enum for register values where there's a choice
between different settings. The aim is to make the code easier to read
and understand by being more consistent. No functional changes intended.
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
---
drivers/iio/adc/meson_saradc.c | 47 +++++++++++++++++++---------------
1 file changed, 27 insertions(+), 20 deletions(-)
diff --git a/drivers/iio/adc/meson_saradc.c b/drivers/iio/adc/meson_saradc.c
index 2615d74534df..6b2af0c2bbc7 100644
--- a/drivers/iio/adc/meson_saradc.c
+++ b/drivers/iio/adc/meson_saradc.c
@@ -156,9 +156,9 @@
#define MESON_SAR_ADC_REG11 0x2c
#define MESON_SAR_ADC_REG11_BANDGAP_EN BIT(13)
#define MESON_SAR_ADC_REG11_CMV_SEL BIT(6)
- #define MESON_SAR_ADC_REG11_VREF_VOLTAGE BIT(5)
- #define MESON_SAR_ADC_REG11_EOC BIT(1)
- #define MESON_SAR_ADC_REG11_VREF_SEL BIT(0)
+ #define MESON_SAR_ADC_REG11_VREF_VOLTAGE BIT(5)
+ #define MESON_SAR_ADC_REG11_EOC BIT(1)
+ #define MESON_SAR_ADC_REG11_VREF_SEL BIT(0)
#define MESON_SAR_ADC_REG13 0x34
#define MESON_SAR_ADC_REG13_12BIT_CALIBRATION_MASK GENMASK(13, 8)
@@ -224,6 +224,11 @@ enum meson_sar_adc_vref_sel {
VREF_VDDA = 1,
};
+enum meson_sar_adc_vref_voltage {
+ VREF_VOLTAGE_0V9 = 0,
+ VREF_VOLTAGE_1V8 = 1,
+};
+
enum meson_sar_adc_avg_mode {
NO_AVERAGING = 0x0,
MEAN_AVERAGING = 0x1,
@@ -321,13 +326,13 @@ struct meson_sar_adc_param {
u8 temperature_trimming_bits;
unsigned int temperature_multiplier;
unsigned int temperature_divider;
- u8 disable_ring_counter;
+ bool disable_ring_counter;
bool has_reg11;
bool has_vref_select;
- u8 vref_select;
- u8 cmv_select;
- u8 adc_eoc;
- enum meson_sar_adc_vref_sel vref_voltage;
+ bool cmv_select;
+ bool adc_eoc;
+ enum meson_sar_adc_vref_sel vref_select;
+ enum meson_sar_adc_vref_voltage vref_voltage;
};
struct meson_sar_adc_data {
@@ -982,14 +987,16 @@ static int meson_sar_adc_init(struct iio_dev *indio_dev)
MESON_SAR_ADC_DELTA_10_TS_REVE0, 0);
}
- regval = FIELD_PREP(MESON_SAR_ADC_REG3_CTRL_CONT_RING_COUNTER_EN,
- priv->param->disable_ring_counter);
+ if (priv->param->disable_ring_counter)
+ regval = MESON_SAR_ADC_REG3_CTRL_CONT_RING_COUNTER_EN;
+ else
+ regval = 0;
regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG3,
MESON_SAR_ADC_REG3_CTRL_CONT_RING_COUNTER_EN,
regval);
if (priv->param->has_reg11) {
- regval = FIELD_PREP(MESON_SAR_ADC_REG11_EOC, priv->param->adc_eoc);
+ regval = priv->param->adc_eoc ? MESON_SAR_ADC_REG11_EOC : 0;
regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG11,
MESON_SAR_ADC_REG11_EOC, regval);
@@ -1005,8 +1012,7 @@ static int meson_sar_adc_init(struct iio_dev *indio_dev)
regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG11,
MESON_SAR_ADC_REG11_VREF_VOLTAGE, regval);
- regval = FIELD_PREP(MESON_SAR_ADC_REG11_CMV_SEL,
- priv->param->cmv_select);
+ regval = priv->param->cmv_select ? MESON_SAR_ADC_REG11_CMV_SEL : 0;
regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG11,
MESON_SAR_ADC_REG11_CMV_SEL, regval);
}
@@ -1225,8 +1231,8 @@ static const struct meson_sar_adc_param meson_sar_adc_gxbb_param = {
.regmap_config = &meson_sar_adc_regmap_config_gxbb,
.resolution = 10,
.has_reg11 = true,
- .vref_voltage = 1,
- .cmv_select = 1,
+ .vref_voltage = VREF_VOLTAGE_1V8,
+ .cmv_select = true,
};
static const struct meson_sar_adc_param meson_sar_adc_gxl_param = {
@@ -1237,8 +1243,8 @@ static const struct meson_sar_adc_param meson_sar_adc_gxl_param = {
.resolution = 12,
.disable_ring_counter = 1,
.has_reg11 = true,
- .vref_voltage = 1,
- .cmv_select = 1,
+ .vref_voltage = VREF_VOLTAGE_1V8,
+ .cmv_select = true,
};
static const struct meson_sar_adc_param meson_sar_adc_axg_param = {
@@ -1249,10 +1255,10 @@ static const struct meson_sar_adc_param meson_sar_adc_axg_param = {
.resolution = 12,
.disable_ring_counter = 1,
.has_reg11 = true,
- .vref_voltage = 1,
+ .vref_voltage = VREF_VOLTAGE_1V8,
.has_vref_select = true,
.vref_select = VREF_VDDA,
- .cmv_select = 1,
+ .cmv_select = true,
};
static const struct meson_sar_adc_param meson_sar_adc_g12a_param = {
@@ -1263,7 +1269,8 @@ static const struct meson_sar_adc_param meson_sar_adc_g12a_param = {
.resolution = 12,
.disable_ring_counter = 1,
.has_reg11 = true,
- .adc_eoc = 1,
+ .vref_voltage = VREF_VOLTAGE_0V9,
+ .adc_eoc = true,
.has_vref_select = true,
.vref_select = VREF_VDDA,
};
--
2.44.0
WARNING: multiple messages have this Message-ID (diff)
From: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
To: linux-amlogic@lists.infradead.org
Cc: linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, gnstark@salutedevices.com,
neil.armstrong@linaro.org, lars@metafoo.de, jic23@kernel.org,
Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Subject: [PATCH v1 2/3] iio: adc: meson: consistently use bool/enum in struct meson_sar_adc_param
Date: Sun, 24 Mar 2024 00:13:08 +0100 [thread overview]
Message-ID: <20240323231309.415425-3-martin.blumenstingl@googlemail.com> (raw)
In-Reply-To: <20240323231309.415425-1-martin.blumenstingl@googlemail.com>
Consistently use bool for any register bit that enables/disables
functionality and enum for register values where there's a choice
between different settings. The aim is to make the code easier to read
and understand by being more consistent. No functional changes intended.
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
---
drivers/iio/adc/meson_saradc.c | 47 +++++++++++++++++++---------------
1 file changed, 27 insertions(+), 20 deletions(-)
diff --git a/drivers/iio/adc/meson_saradc.c b/drivers/iio/adc/meson_saradc.c
index 2615d74534df..6b2af0c2bbc7 100644
--- a/drivers/iio/adc/meson_saradc.c
+++ b/drivers/iio/adc/meson_saradc.c
@@ -156,9 +156,9 @@
#define MESON_SAR_ADC_REG11 0x2c
#define MESON_SAR_ADC_REG11_BANDGAP_EN BIT(13)
#define MESON_SAR_ADC_REG11_CMV_SEL BIT(6)
- #define MESON_SAR_ADC_REG11_VREF_VOLTAGE BIT(5)
- #define MESON_SAR_ADC_REG11_EOC BIT(1)
- #define MESON_SAR_ADC_REG11_VREF_SEL BIT(0)
+ #define MESON_SAR_ADC_REG11_VREF_VOLTAGE BIT(5)
+ #define MESON_SAR_ADC_REG11_EOC BIT(1)
+ #define MESON_SAR_ADC_REG11_VREF_SEL BIT(0)
#define MESON_SAR_ADC_REG13 0x34
#define MESON_SAR_ADC_REG13_12BIT_CALIBRATION_MASK GENMASK(13, 8)
@@ -224,6 +224,11 @@ enum meson_sar_adc_vref_sel {
VREF_VDDA = 1,
};
+enum meson_sar_adc_vref_voltage {
+ VREF_VOLTAGE_0V9 = 0,
+ VREF_VOLTAGE_1V8 = 1,
+};
+
enum meson_sar_adc_avg_mode {
NO_AVERAGING = 0x0,
MEAN_AVERAGING = 0x1,
@@ -321,13 +326,13 @@ struct meson_sar_adc_param {
u8 temperature_trimming_bits;
unsigned int temperature_multiplier;
unsigned int temperature_divider;
- u8 disable_ring_counter;
+ bool disable_ring_counter;
bool has_reg11;
bool has_vref_select;
- u8 vref_select;
- u8 cmv_select;
- u8 adc_eoc;
- enum meson_sar_adc_vref_sel vref_voltage;
+ bool cmv_select;
+ bool adc_eoc;
+ enum meson_sar_adc_vref_sel vref_select;
+ enum meson_sar_adc_vref_voltage vref_voltage;
};
struct meson_sar_adc_data {
@@ -982,14 +987,16 @@ static int meson_sar_adc_init(struct iio_dev *indio_dev)
MESON_SAR_ADC_DELTA_10_TS_REVE0, 0);
}
- regval = FIELD_PREP(MESON_SAR_ADC_REG3_CTRL_CONT_RING_COUNTER_EN,
- priv->param->disable_ring_counter);
+ if (priv->param->disable_ring_counter)
+ regval = MESON_SAR_ADC_REG3_CTRL_CONT_RING_COUNTER_EN;
+ else
+ regval = 0;
regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG3,
MESON_SAR_ADC_REG3_CTRL_CONT_RING_COUNTER_EN,
regval);
if (priv->param->has_reg11) {
- regval = FIELD_PREP(MESON_SAR_ADC_REG11_EOC, priv->param->adc_eoc);
+ regval = priv->param->adc_eoc ? MESON_SAR_ADC_REG11_EOC : 0;
regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG11,
MESON_SAR_ADC_REG11_EOC, regval);
@@ -1005,8 +1012,7 @@ static int meson_sar_adc_init(struct iio_dev *indio_dev)
regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG11,
MESON_SAR_ADC_REG11_VREF_VOLTAGE, regval);
- regval = FIELD_PREP(MESON_SAR_ADC_REG11_CMV_SEL,
- priv->param->cmv_select);
+ regval = priv->param->cmv_select ? MESON_SAR_ADC_REG11_CMV_SEL : 0;
regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG11,
MESON_SAR_ADC_REG11_CMV_SEL, regval);
}
@@ -1225,8 +1231,8 @@ static const struct meson_sar_adc_param meson_sar_adc_gxbb_param = {
.regmap_config = &meson_sar_adc_regmap_config_gxbb,
.resolution = 10,
.has_reg11 = true,
- .vref_voltage = 1,
- .cmv_select = 1,
+ .vref_voltage = VREF_VOLTAGE_1V8,
+ .cmv_select = true,
};
static const struct meson_sar_adc_param meson_sar_adc_gxl_param = {
@@ -1237,8 +1243,8 @@ static const struct meson_sar_adc_param meson_sar_adc_gxl_param = {
.resolution = 12,
.disable_ring_counter = 1,
.has_reg11 = true,
- .vref_voltage = 1,
- .cmv_select = 1,
+ .vref_voltage = VREF_VOLTAGE_1V8,
+ .cmv_select = true,
};
static const struct meson_sar_adc_param meson_sar_adc_axg_param = {
@@ -1249,10 +1255,10 @@ static const struct meson_sar_adc_param meson_sar_adc_axg_param = {
.resolution = 12,
.disable_ring_counter = 1,
.has_reg11 = true,
- .vref_voltage = 1,
+ .vref_voltage = VREF_VOLTAGE_1V8,
.has_vref_select = true,
.vref_select = VREF_VDDA,
- .cmv_select = 1,
+ .cmv_select = true,
};
static const struct meson_sar_adc_param meson_sar_adc_g12a_param = {
@@ -1263,7 +1269,8 @@ static const struct meson_sar_adc_param meson_sar_adc_g12a_param = {
.resolution = 12,
.disable_ring_counter = 1,
.has_reg11 = true,
- .adc_eoc = 1,
+ .vref_voltage = VREF_VOLTAGE_0V9,
+ .adc_eoc = true,
.has_vref_select = true,
.vref_select = VREF_VDDA,
};
--
2.44.0
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
WARNING: multiple messages have this Message-ID (diff)
From: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
To: linux-amlogic@lists.infradead.org
Cc: linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, gnstark@salutedevices.com,
neil.armstrong@linaro.org, lars@metafoo.de, jic23@kernel.org,
Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Subject: [PATCH v1 2/3] iio: adc: meson: consistently use bool/enum in struct meson_sar_adc_param
Date: Sun, 24 Mar 2024 00:13:08 +0100 [thread overview]
Message-ID: <20240323231309.415425-3-martin.blumenstingl@googlemail.com> (raw)
In-Reply-To: <20240323231309.415425-1-martin.blumenstingl@googlemail.com>
Consistently use bool for any register bit that enables/disables
functionality and enum for register values where there's a choice
between different settings. The aim is to make the code easier to read
and understand by being more consistent. No functional changes intended.
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
---
drivers/iio/adc/meson_saradc.c | 47 +++++++++++++++++++---------------
1 file changed, 27 insertions(+), 20 deletions(-)
diff --git a/drivers/iio/adc/meson_saradc.c b/drivers/iio/adc/meson_saradc.c
index 2615d74534df..6b2af0c2bbc7 100644
--- a/drivers/iio/adc/meson_saradc.c
+++ b/drivers/iio/adc/meson_saradc.c
@@ -156,9 +156,9 @@
#define MESON_SAR_ADC_REG11 0x2c
#define MESON_SAR_ADC_REG11_BANDGAP_EN BIT(13)
#define MESON_SAR_ADC_REG11_CMV_SEL BIT(6)
- #define MESON_SAR_ADC_REG11_VREF_VOLTAGE BIT(5)
- #define MESON_SAR_ADC_REG11_EOC BIT(1)
- #define MESON_SAR_ADC_REG11_VREF_SEL BIT(0)
+ #define MESON_SAR_ADC_REG11_VREF_VOLTAGE BIT(5)
+ #define MESON_SAR_ADC_REG11_EOC BIT(1)
+ #define MESON_SAR_ADC_REG11_VREF_SEL BIT(0)
#define MESON_SAR_ADC_REG13 0x34
#define MESON_SAR_ADC_REG13_12BIT_CALIBRATION_MASK GENMASK(13, 8)
@@ -224,6 +224,11 @@ enum meson_sar_adc_vref_sel {
VREF_VDDA = 1,
};
+enum meson_sar_adc_vref_voltage {
+ VREF_VOLTAGE_0V9 = 0,
+ VREF_VOLTAGE_1V8 = 1,
+};
+
enum meson_sar_adc_avg_mode {
NO_AVERAGING = 0x0,
MEAN_AVERAGING = 0x1,
@@ -321,13 +326,13 @@ struct meson_sar_adc_param {
u8 temperature_trimming_bits;
unsigned int temperature_multiplier;
unsigned int temperature_divider;
- u8 disable_ring_counter;
+ bool disable_ring_counter;
bool has_reg11;
bool has_vref_select;
- u8 vref_select;
- u8 cmv_select;
- u8 adc_eoc;
- enum meson_sar_adc_vref_sel vref_voltage;
+ bool cmv_select;
+ bool adc_eoc;
+ enum meson_sar_adc_vref_sel vref_select;
+ enum meson_sar_adc_vref_voltage vref_voltage;
};
struct meson_sar_adc_data {
@@ -982,14 +987,16 @@ static int meson_sar_adc_init(struct iio_dev *indio_dev)
MESON_SAR_ADC_DELTA_10_TS_REVE0, 0);
}
- regval = FIELD_PREP(MESON_SAR_ADC_REG3_CTRL_CONT_RING_COUNTER_EN,
- priv->param->disable_ring_counter);
+ if (priv->param->disable_ring_counter)
+ regval = MESON_SAR_ADC_REG3_CTRL_CONT_RING_COUNTER_EN;
+ else
+ regval = 0;
regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG3,
MESON_SAR_ADC_REG3_CTRL_CONT_RING_COUNTER_EN,
regval);
if (priv->param->has_reg11) {
- regval = FIELD_PREP(MESON_SAR_ADC_REG11_EOC, priv->param->adc_eoc);
+ regval = priv->param->adc_eoc ? MESON_SAR_ADC_REG11_EOC : 0;
regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG11,
MESON_SAR_ADC_REG11_EOC, regval);
@@ -1005,8 +1012,7 @@ static int meson_sar_adc_init(struct iio_dev *indio_dev)
regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG11,
MESON_SAR_ADC_REG11_VREF_VOLTAGE, regval);
- regval = FIELD_PREP(MESON_SAR_ADC_REG11_CMV_SEL,
- priv->param->cmv_select);
+ regval = priv->param->cmv_select ? MESON_SAR_ADC_REG11_CMV_SEL : 0;
regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG11,
MESON_SAR_ADC_REG11_CMV_SEL, regval);
}
@@ -1225,8 +1231,8 @@ static const struct meson_sar_adc_param meson_sar_adc_gxbb_param = {
.regmap_config = &meson_sar_adc_regmap_config_gxbb,
.resolution = 10,
.has_reg11 = true,
- .vref_voltage = 1,
- .cmv_select = 1,
+ .vref_voltage = VREF_VOLTAGE_1V8,
+ .cmv_select = true,
};
static const struct meson_sar_adc_param meson_sar_adc_gxl_param = {
@@ -1237,8 +1243,8 @@ static const struct meson_sar_adc_param meson_sar_adc_gxl_param = {
.resolution = 12,
.disable_ring_counter = 1,
.has_reg11 = true,
- .vref_voltage = 1,
- .cmv_select = 1,
+ .vref_voltage = VREF_VOLTAGE_1V8,
+ .cmv_select = true,
};
static const struct meson_sar_adc_param meson_sar_adc_axg_param = {
@@ -1249,10 +1255,10 @@ static const struct meson_sar_adc_param meson_sar_adc_axg_param = {
.resolution = 12,
.disable_ring_counter = 1,
.has_reg11 = true,
- .vref_voltage = 1,
+ .vref_voltage = VREF_VOLTAGE_1V8,
.has_vref_select = true,
.vref_select = VREF_VDDA,
- .cmv_select = 1,
+ .cmv_select = true,
};
static const struct meson_sar_adc_param meson_sar_adc_g12a_param = {
@@ -1263,7 +1269,8 @@ static const struct meson_sar_adc_param meson_sar_adc_g12a_param = {
.resolution = 12,
.disable_ring_counter = 1,
.has_reg11 = true,
- .adc_eoc = 1,
+ .vref_voltage = VREF_VOLTAGE_0V9,
+ .adc_eoc = true,
.has_vref_select = true,
.vref_select = VREF_VDDA,
};
--
2.44.0
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linux-amlogic mailing list
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next prev parent reply other threads:[~2024-03-23 23:13 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-23 23:13 [PATCH v1 0/3] iio: adc: meson: a few improvements Martin Blumenstingl
2024-03-23 23:13 ` Martin Blumenstingl
2024-03-23 23:13 ` Martin Blumenstingl
2024-03-23 23:13 ` [PATCH v1 1/3] iio: adc: meson: fix voltage reference selection field name typo Martin Blumenstingl
2024-03-23 23:13 ` Martin Blumenstingl
2024-03-23 23:13 ` Martin Blumenstingl
2024-03-25 23:45 ` George Stark
2024-03-25 23:45 ` George Stark
2024-03-25 23:45 ` George Stark
2024-03-31 21:30 ` Martin Blumenstingl
2024-03-31 21:30 ` Martin Blumenstingl
2024-03-31 21:30 ` Martin Blumenstingl
2024-03-23 23:13 ` Martin Blumenstingl [this message]
2024-03-23 23:13 ` [PATCH v1 2/3] iio: adc: meson: consistently use bool/enum in struct meson_sar_adc_param Martin Blumenstingl
2024-03-23 23:13 ` Martin Blumenstingl
2024-03-24 14:07 ` Jonathan Cameron
2024-03-24 14:07 ` Jonathan Cameron
2024-03-24 14:07 ` Jonathan Cameron
2024-03-26 0:41 ` George Stark
2024-03-26 0:41 ` George Stark
2024-03-26 0:41 ` George Stark
2024-03-23 23:13 ` [PATCH v1 3/3] iio: adc: meson: simplify MESON_SAR_ADC_REG11 register access Martin Blumenstingl
2024-03-23 23:13 ` Martin Blumenstingl
2024-03-23 23:13 ` Martin Blumenstingl
2024-03-24 14:04 ` [PATCH v1 0/3] iio: adc: meson: a few improvements Jonathan Cameron
2024-03-24 14:04 ` Jonathan Cameron
2024-03-24 14:04 ` Jonathan Cameron
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