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

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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@xxxxxxxxxxxxxx>
---
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@xxxxxxxxxx>
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