This is a note to let you know that I've just added the patch titled
iio: adc: ad9467: use chip_info variables instead of array
to the 6.6-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
iio-adc-ad9467-use-chip_info-variables-instead-of-ar.patch
and it can be found in the queue-6.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 999c318872e13c5bb2e12d8b3bfd07831b7cd42b
Author: Nuno Sa <nuno.sa@xxxxxxxxxx>
Date: Thu Dec 7 13:39:29 2023 +0100
iio: adc: ad9467: use chip_info variables instead of array
[ Upstream commit 6dd3fa9fcc66cb71834dc2e0a222324af0d8b95d ]
Instead of having an array and keeping IDs for each entry of the array,
just have a chip_info struct per device.
Reviewed-by: David Lechner <dlechner@xxxxxxxxxxxx>
Signed-off-by: Nuno Sa <nuno.sa@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20231207-iio-backend-prep-v2-6-a4a33bc4d70e@xxxxxxxxxx
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
Stable-dep-of: cf1c833f89e7 ("iio: adc: adi-axi-adc: only error out in major version mismatch")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/iio/adc/ad9467.c b/drivers/iio/adc/ad9467.c
index b16d28c1adcb0..c5ed62cc86465 100644
--- a/drivers/iio/adc/ad9467.c
+++ b/drivers/iio/adc/ad9467.c
@@ -101,12 +101,6 @@
#define AD9467_DEF_OUTPUT_MODE 0x08
#define AD9467_REG_VREF_MASK 0x0F
-enum {
- ID_AD9265,
- ID_AD9434,
- ID_AD9467,
-};
-
struct ad9467_chip_info {
struct adi_axi_adc_chip_info axi_adc_info;
unsigned int default_output_mode;
@@ -234,43 +228,46 @@ static const struct iio_chan_spec ad9467_channels[] = {
AD9467_CHAN(0, 0, 16, 'S'),
};
-static const struct ad9467_chip_info ad9467_chip_tbl[] = {
- [ID_AD9265] = {
- .axi_adc_info = {
- .id = CHIPID_AD9265,
- .max_rate = 125000000UL,
- .scale_table = ad9265_scale_table,
- .num_scales = ARRAY_SIZE(ad9265_scale_table),
- .channels = ad9467_channels,
- .num_channels = ARRAY_SIZE(ad9467_channels),
- },
- .default_output_mode = AD9265_DEF_OUTPUT_MODE,
- .vref_mask = AD9265_REG_VREF_MASK,
+static const struct ad9467_chip_info ad9467_chip_tbl = {
+ .axi_adc_info = {
+ .name = "ad9467",
+ .id = CHIPID_AD9467,
+ .max_rate = 250000000UL,
+ .scale_table = ad9467_scale_table,
+ .num_scales = ARRAY_SIZE(ad9467_scale_table),
+ .channels = ad9467_channels,
+ .num_channels = ARRAY_SIZE(ad9467_channels),
},
- [ID_AD9434] = {
- .axi_adc_info = {
- .id = CHIPID_AD9434,
- .max_rate = 500000000UL,
- .scale_table = ad9434_scale_table,
- .num_scales = ARRAY_SIZE(ad9434_scale_table),
- .channels = ad9434_channels,
- .num_channels = ARRAY_SIZE(ad9434_channels),
- },
- .default_output_mode = AD9434_DEF_OUTPUT_MODE,
- .vref_mask = AD9434_REG_VREF_MASK,
+ .default_output_mode = AD9467_DEF_OUTPUT_MODE,
+ .vref_mask = AD9467_REG_VREF_MASK,
+};
+
+static const struct ad9467_chip_info ad9434_chip_tbl = {
+ .axi_adc_info = {
+ .name = "ad9434",
+ .id = CHIPID_AD9434,
+ .max_rate = 500000000UL,
+ .scale_table = ad9434_scale_table,
+ .num_scales = ARRAY_SIZE(ad9434_scale_table),
+ .channels = ad9434_channels,
+ .num_channels = ARRAY_SIZE(ad9434_channels),
},
- [ID_AD9467] = {
- .axi_adc_info = {
- .id = CHIPID_AD9467,
- .max_rate = 250000000UL,
- .scale_table = ad9467_scale_table,
- .num_scales = ARRAY_SIZE(ad9467_scale_table),
- .channels = ad9467_channels,
- .num_channels = ARRAY_SIZE(ad9467_channels),
- },
- .default_output_mode = AD9467_DEF_OUTPUT_MODE,
- .vref_mask = AD9467_REG_VREF_MASK,
+ .default_output_mode = AD9434_DEF_OUTPUT_MODE,
+ .vref_mask = AD9434_REG_VREF_MASK,
+};
+
+static const struct ad9467_chip_info ad9265_chip_tbl = {
+ .axi_adc_info = {
+ .name = "ad9265",
+ .id = CHIPID_AD9265,
+ .max_rate = 125000000UL,
+ .scale_table = ad9265_scale_table,
+ .num_scales = ARRAY_SIZE(ad9265_scale_table),
+ .channels = ad9467_channels,
+ .num_channels = ARRAY_SIZE(ad9467_channels),
},
+ .default_output_mode = AD9265_DEF_OUTPUT_MODE,
+ .vref_mask = AD9265_REG_VREF_MASK,
};
static int ad9467_get_scale(struct adi_axi_adc_conv *conv, int *val, int *val2)
@@ -504,17 +501,17 @@ static int ad9467_probe(struct spi_device *spi)
}
static const struct of_device_id ad9467_of_match[] = {
- { .compatible = "adi,ad9265", .data = &ad9467_chip_tbl[ID_AD9265], },
- { .compatible = "adi,ad9434", .data = &ad9467_chip_tbl[ID_AD9434], },
- { .compatible = "adi,ad9467", .data = &ad9467_chip_tbl[ID_AD9467], },
+ { .compatible = "adi,ad9265", .data = &ad9265_chip_tbl, },
+ { .compatible = "adi,ad9434", .data = &ad9434_chip_tbl, },
+ { .compatible = "adi,ad9467", .data = &ad9467_chip_tbl, },
{}
};
MODULE_DEVICE_TABLE(of, ad9467_of_match);
static const struct spi_device_id ad9467_ids[] = {
- { "ad9265", (kernel_ulong_t)&ad9467_chip_tbl[ID_AD9265] },
- { "ad9434", (kernel_ulong_t)&ad9467_chip_tbl[ID_AD9434] },
- { "ad9467", (kernel_ulong_t)&ad9467_chip_tbl[ID_AD9467] },
+ { "ad9265", (kernel_ulong_t)&ad9265_chip_tbl },
+ { "ad9434", (kernel_ulong_t)&ad9434_chip_tbl },
+ { "ad9467", (kernel_ulong_t)&ad9467_chip_tbl },
{}
};
MODULE_DEVICE_TABLE(spi, ad9467_ids);
