power: rk817-battery: fix ydsoc calculate error

Shunqing Chen · Shunqing Chen · commit c58e9f67c59b · 2020-12-22T01:31:47.000Z
ydsoc error can lead to charge or discharge become slow.

Signed-off-by: Shunqing Chen &lt;csq@rock-chips.com&gt;
Change-Id: Ie17f0064eda3723378f49caef08bca212c322d70
diff --git a/drivers/power/rk817_battery.c b/drivers/power/rk817_battery.c
@@ -2375,7 +2375,7 @@ static void rk817_bat_smooth_algorithm(struct rk817_battery_device *battery)
 	}
 
 	/* discharge: sm_linek < 0, if delate_cap <0, ydsoc > 0 */
-	ydsoc = battery->sm_linek * abs(delta_cap / DIV(battery->fcc)) / 10;
+	ydsoc = battery->sm_linek * abs(delta_cap / 10) / DIV(battery->fcc);
 
 	DBG("smooth: ydsoc = %d, fcc = %d\n", ydsoc, battery->fcc);
 	if (ydsoc == 0) {

Original file line number	Diff line number	Diff line change
`@@ -2375,7 +2375,7 @@ static void rk817_bat_smooth_algorithm(struct rk817_battery_device *battery)`
`2375`	`2375`	`}`
`2376`	`2376`
`2377`	`2377`	`/* discharge: sm_linek < 0, if delate_cap <0, ydsoc > 0 */`
`2378`		`- ydsoc = battery->sm_linek * abs(delta_cap / DIV(battery->fcc)) / 10;`
	`2378`	`+ ydsoc = battery->sm_linek * abs(delta_cap / 10) / DIV(battery->fcc);`
`2379`	`2379`
`2380`	`2380`	`DBG("smooth: ydsoc = %d, fcc = %d\n", ydsoc, battery->fcc);`
`2381`	`2381`	`if (ydsoc == 0) {`