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Commit 32acddac authored by Subbaraman Narayanamurthy's avatar Subbaraman Narayanamurthy
Browse files

power: qpnp-fg-gen4: Update actual capacity when the profile is loaded 



Whenever the battery profile is loaded, actual or aged battery
capacity should be updated with the nominal capacity. This is
because it is outside the profile region and might contain OTP
values.

Change-Id: I11cc63d698289691df5ce2ab9ada1d32e48fe97c
Signed-off-by: default avatarSubbaraman Narayanamurthy <subbaram@codeaurora.org>
parent d8e40bbf

drivers/power/supply/qcom/qpnp-fg-gen4.c

+19 −1
Original line number Diff line number Diff line
@@ -1474,7 +1474,7 @@ static void profile_load_work(struct work_struct *work) 
	struct fg_gen4_chip *chip = container_of(fg,

				struct fg_gen4_chip, fg);

	int64_t nom_cap_uah;

	u8 val;

	u8 val, buf[2];

	int rc;



	vote(fg->awake_votable, PROFILE_LOAD, true, 0);
@@ -1537,6 +1537,24 @@ static void profile_load_work(struct work_struct *work) 


	if (fg->wa_flags & PM8150B_V1_DMA_WA)

		msleep(1000);



	/*

	 * Whenever battery profile is loaded, read nominal capacity and write

	 * it to actual (or aged) capacity as it is outside the profile region

	 * and might contain OTP values.

	 */

	rc = fg_sram_read(fg, NOM_CAP_WORD, NOM_CAP_OFFSET, buf, 2,

			FG_IMA_DEFAULT);

	if (rc < 0) {

		pr_err("Error in reading %04x[%d] rc=%d\n", NOM_CAP_WORD,

			NOM_CAP_OFFSET, rc);

	} else {

		rc = fg_sram_write(fg, fg->sp[FG_SRAM_ACT_BATT_CAP].addr_word,

			fg->sp[FG_SRAM_ACT_BATT_CAP].addr_byte, buf,

			fg->sp[FG_SRAM_ACT_BATT_CAP].len, FG_IMA_DEFAULT);

		if (rc < 0)

			pr_err("Error in writing to ACT_BATT_CAP rc=%d\n", rc);

	}

done:

	rc = fg_gen4_bp_params_config(fg);

	if (rc < 0)