Re: [PATCH V4 4/8] backlight: qcom-wled: Rename PM8941* to WLED3

kgunda
2018-07-23T05:55:12Z

On 2018-07-20 18:53, Daniel Thompson wrote:
> On 09/07/18 11:22, Kiran Gunda wrote:
>> Rename the PM8941* references as WLED3 to make the
>> driver generic and have WLED support for other PMICs.
>>
>> Signed-off-by: Kiran Gunda <kgunda@codeaurora.org>
>> ---
>> Changes from V3:
>> - Changed the MODULE_DESCRIPTION
>>
>> drivers/video/backlight/qcom-wled.c | 248
>> ++++++++++++++++++------------------
>> 1 file changed, 125 insertions(+), 123 deletions(-)
>>
>> diff --git a/drivers/video/backlight/qcom-wled.c
>> b/drivers/video/backlight/qcom-wled.c
>> index 0b6d219..3cd6e75 100644
>> --- a/drivers/video/backlight/qcom-wled.c
>> +++ b/drivers/video/backlight/qcom-wled.c
>> @@ -18,77 +18,79 @@
>> #include <linux/regmap.h>
>> /* From DT binding */
>> -#define PM8941_WLED_DEFAULT_BRIGHTNESS 2048
>> +#define WLED_DEFAULT_BRIGHTNESS 2048
>> -#define PM8941_WLED_REG_VAL_BASE 0x40
>> -#define PM8941_WLED_REG_VAL_MAX 0xFFF
>> +#define WLED3_SINK_REG_BRIGHT_MAX 0xFFF
>> +#define WLED3_CTRL_REG_VAL_BASE 0x40
>> -#define PM8941_WLED_REG_MOD_EN 0x46
>> -#define PM8941_WLED_REG_MOD_EN_BIT BIT(7)
>> -#define PM8941_WLED_REG_MOD_EN_MASK BIT(7)
>> +/* WLED3 control registers */
>> +#define WLED3_CTRL_REG_MOD_EN 0x46
>> +#define WLED3_CTRL_REG_MOD_EN_BIT BIT(7)
>> +#define WLED3_CTRL_REG_MOD_EN_MASK BIT(7)
>> -#define PM8941_WLED_REG_SYNC 0x47
>> -#define PM8941_WLED_REG_SYNC_MASK 0x07
>> -#define PM8941_WLED_REG_SYNC_LED1 BIT(0)
>> -#define PM8941_WLED_REG_SYNC_LED2 BIT(1)
>> -#define PM8941_WLED_REG_SYNC_LED3 BIT(2)
>> -#define PM8941_WLED_REG_SYNC_ALL 0x07
>> -#define PM8941_WLED_REG_SYNC_CLEAR 0x00
>> +#define WLED3_CTRL_REG_FREQ 0x4c
>> +#define WLED3_CTRL_REG_FREQ_MASK 0x0f
>> -#define PM8941_WLED_REG_FREQ 0x4c
>> -#define PM8941_WLED_REG_FREQ_MASK 0x0f
>> +#define WLED3_CTRL_REG_OVP 0x4d
>> +#define WLED3_CTRL_REG_OVP_MASK 0x03
>> -#define PM8941_WLED_REG_OVP 0x4d
>> -#define PM8941_WLED_REG_OVP_MASK 0x03
>> +#define WLED3_CTRL_REG_ILIMIT 0x4e
>> +#define WLED3_CTRL_REG_ILIMIT_MASK 0x07
>> -#define PM8941_WLED_REG_BOOST 0x4e
>> -#define PM8941_WLED_REG_BOOST_MASK 0x07
>> +/* WLED3 sink registers */
>> +#define WLED3_SINK_REG_SYNC 0x47
>> +#define WLED3_SINK_REG_SYNC_MASK 0x07
>> +#define WLED3_SINK_REG_SYNC_LED1 BIT(0)
>> +#define WLED3_SINK_REG_SYNC_LED2 BIT(1)
>> +#define WLED3_SINK_REG_SYNC_LED3 BIT(2)
>> +#define WLED3_SINK_REG_SYNC_ALL 0x07
>> +#define WLED3_SINK_REG_SYNC_CLEAR 0x00
>> -#define PM8941_WLED_REG_SINK 0x4f
>> -#define PM8941_WLED_REG_SINK_MASK 0xe0
>> -#define PM8941_WLED_REG_SINK_SHFT 0x05
>> +#define WLED3_SINK_REG_CURR_SINK 0x4f
>> +#define WLED3_SINK_REG_CURR_SINK_MASK 0xe0
>> +#define WLED3_SINK_REG_CURR_SINK_SHFT 0x05
>> -/* Per-'string' registers below */
>> -#define PM8941_WLED_REG_STR_OFFSET 0x10
>> +/* WLED3 per-'string' registers below */
>> +#define WLED3_SINK_REG_STR_OFFSET 0x10
>> -#define PM8941_WLED_REG_STR_MOD_EN_BASE 0x60
>> -#define PM8941_WLED_REG_STR_MOD_MASK BIT(7)
>> -#define PM8941_WLED_REG_STR_MOD_EN BIT(7)
>> +#define WLED3_SINK_REG_STR_MOD_EN_BASE 0x60
>> +#define WLED3_SINK_REG_STR_MOD_MASK BIT(7)
>> +#define WLED3_SINK_REG_STR_MOD_EN BIT(7)
>> -#define PM8941_WLED_REG_STR_SCALE_BASE 0x62
>> -#define PM8941_WLED_REG_STR_SCALE_MASK 0x1f
>> +#define WLED3_SINK_REG_STR_FULL_SCALE_CURR 0x62
>> +#define WLED3_SINK_REG_STR_FULL_SCALE_CURR_MASK 0x1f
>> -#define PM8941_WLED_REG_STR_MOD_SRC_BASE 0x63
>> -#define PM8941_WLED_REG_STR_MOD_SRC_MASK 0x01
>> -#define PM8941_WLED_REG_STR_MOD_SRC_INT 0x00
>> -#define PM8941_WLED_REG_STR_MOD_SRC_EXT 0x01
>> +#define WLED3_SINK_REG_STR_MOD_SRC_BASE 0x63
>> +#define WLED3_SINK_REG_STR_MOD_SRC_MASK 0x01
>> +#define WLED3_SINK_REG_STR_MOD_SRC_INT 0x00
>> +#define WLED3_SINK_REG_STR_MOD_SRC_EXT 0x01
>> -#define PM8941_WLED_REG_STR_CABC_BASE 0x66
>> -#define PM8941_WLED_REG_STR_CABC_MASK BIT(7)
>> -#define PM8941_WLED_REG_STR_CABC_EN BIT(7)
>> +#define WLED3_SINK_REG_STR_CABC_BASE 0x66
>> +#define WLED3_SINK_REG_STR_CABC_MASK BIT(7)
>> +#define WLED3_SINK_REG_STR_CABC_EN BIT(7)
>> -struct pm8941_wled_config {
>> - u32 i_boost_limit;
>> +struct wled_config {
>> + u32 boost_i_limit;
>> u32 ovp;
>> u32 switch_freq;
>> u32 num_strings;
>> - u32 i_limit;
>> + u32 string_i_limit;
>
> This patch implements a grand renaming and I have no objections to
> including change for boost_i_limit and string_i_limit in it. I'd
> prefer it to be mentioned in the patch header though.
>
> Once that is done:
>
> Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
Thanks Daneil. I will include it in the patch header in next series.