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| author | Ben Dooks <ben@simtec.co.uk> | 2009-07-18 10:12:27 +0100 |
|---|---|---|
| committer | Ben Dooks <ben-linux@fluff.org> | 2009-07-18 10:15:53 +0100 |
| commit | e170adcb406504b8acd35554c69830c11916be1f (patch) | |
| tree | 75a8aeb283e39d1b9b82bebfe347eb6c64def65f /arch/arm/plat-s3c | |
| parent | 885f9ebe7554628967b6e93b284dd3021e1bb280 (diff) | |
| download | op-kernel-dev-e170adcb406504b8acd35554c69830c11916be1f.zip op-kernel-dev-e170adcb406504b8acd35554c69830c11916be1f.tar.gz | |
ARM: S3C: Add ADC synchronous read call.
To add HWMON support, we need a synchronous read() call that blocks
until completion. Add the client that is being service to the select
and convert callbacks to make the code easier.
Signed-off-by: Ben Dooks <ben@simtec.co.uk>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/plat-s3c')
| -rw-r--r-- | arch/arm/plat-s3c/include/plat/adc.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/arm/plat-s3c/include/plat/adc.h b/arch/arm/plat-s3c/include/plat/adc.h index d847bd4..5f3b1cd 100644 --- a/arch/arm/plat-s3c/include/plat/adc.h +++ b/arch/arm/plat-s3c/include/plat/adc.h @@ -19,10 +19,14 @@ struct s3c_adc_client; extern int s3c_adc_start(struct s3c_adc_client *client, unsigned int channel, unsigned int nr_samples); +extern int s3c_adc_read(struct s3c_adc_client *client, unsigned int ch); + extern struct s3c_adc_client * s3c_adc_register(struct platform_device *pdev, - void (*select)(unsigned selected), - void (*conv)(unsigned d0, unsigned d1, + void (*select)(struct s3c_adc_client *client, + unsigned selected), + void (*conv)(struct s3c_adc_client *client, + unsigned d0, unsigned d1, unsigned *samples_left), unsigned int is_ts); |
