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authorMarcus Folkesson <marcus.folkesson@gmail.com>2022-10-10 21:46:54 +0200
committerJonathan Cameron <Jonathan.Cameron@huawei.com>2022-10-17 08:51:26 +0100
commitaa6c77d05eb1c57ee5b95a7b83a39384c37df4d9 (patch)
tree8ebde263886b861ecf63215e560a8cec0fd1212b /drivers/iio
parentiio: adc: mcp3911: use correct id bits (diff)
downloadlinux-dev-aa6c77d05eb1c57ee5b95a7b83a39384c37df4d9.tar.xz
linux-dev-aa6c77d05eb1c57ee5b95a7b83a39384c37df4d9.zip
iio: adc: mcp3911: mask out device ID in debug prints
The Device ID should not be included when printing register. Signed-off-by: Marcus Folkesson <marcus.folkesson@gmail.com> Link: https://lore.kernel.org/r/20221010194654.676525-1-marcus.folkesson@gmail.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio')
-rw-r--r--drivers/iio/adc/mcp3911.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/iio/adc/mcp3911.c b/drivers/iio/adc/mcp3911.c
index f57f5eb23d49..76b334f5ac61 100644
--- a/drivers/iio/adc/mcp3911.c
+++ b/drivers/iio/adc/mcp3911.c
@@ -57,6 +57,7 @@
#define MCP3911_REG_READ(reg, id) ((((reg) << 1) | ((id) << 6) | (1 << 0)) & 0xff)
#define MCP3911_REG_WRITE(reg, id) ((((reg) << 1) | ((id) << 6) | (0 << 0)) & 0xff)
+#define MCP3911_REG_MASK GENMASK(4, 1)
#define MCP3911_NUM_CHANNELS 2
@@ -89,8 +90,8 @@ static int mcp3911_read(struct mcp3911 *adc, u8 reg, u32 *val, u8 len)
be32_to_cpus(val);
*val >>= ((4 - len) * 8);
- dev_dbg(&adc->spi->dev, "reading 0x%x from register 0x%x\n", *val,
- reg >> 1);
+ dev_dbg(&adc->spi->dev, "reading 0x%x from register 0x%lx\n", *val,
+ FIELD_GET(MCP3911_REG_MASK, reg));
return ret;
}