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From: "Arnd Bergmann" <arnd@arndb.de>
To: "Mark Brown" <broonie@kernel.org>, "Arnd Bergmann" <arnd@kernel.org>
Cc: "Liam Girdwood" <lgirdwood@gmail.com>,
	"Alina Yu" <alina_yu@richtek.com>,
	"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] regulator: rtq2208: remove unused rtq2208_regulator_ldo_ops
Date: Tue, 28 May 2024 14:38:30 +0200	[thread overview]
Message-ID: <7391d6a4-0c0b-456f-a2ca-cf3dafa67c5a@app.fastmail.com> (raw)
In-Reply-To: <70125571-5add-47d2-b127-c57e67c59df9@sirena.org.uk>

On Tue, May 28, 2024, at 14:25, Mark Brown wrote:
> On Tue, May 28, 2024 at 02:12:13PM +0200, Arnd Bergmann wrote:
>
>> I did not analyze the change to see if this is the only required change
>> or if there should still have been a reference instead. Please review
>> and confirm, or provide a different fix.
>
> Fairly sure there should be a reference in _init_regulator_desc().

This is how 38bcec0e7cbb ("regulator: rtq2208: Fix
LDO discharge register and add vsel setting")] changed
the lines:

@@ -427,14 +448,11 @@ static void rtq2208_init_regulator_desc(struct rtq2208_regulator_desc *rdesc, in
                rdesc->suspend_mode_mask = RTQ2208_BUCK_STRMODE_MASK;
        } else {
                /* init ldo desc */
-               desc->enable_reg = curr_info->base;
-               desc->ops = &rtq2208_regulator_ldo_ops;
-               desc->n_voltages = 1;
-               desc->active_discharge_reg = LDO_RG_SHIFT(curr_info->base, 2);
-
-               rtq2208_ldo_match[*ldo_idx].name = desc->name;
-               rtq2208_ldo_match[*ldo_idx].driver_data = rdesc;
-               rtq2208_ldo_match[(*ldo_idx)++].desc = desc;
+               desc->active_discharge_reg = RTQ2208_REG_LDO_DVS_CTRL;
+               desc->active_discharge_on = curr_info->dis_on;
+               desc->active_discharge_mask = curr_info->dis_mask;
+               desc->vsel_reg = RTQ2208_REG_LDO_DVS_CTRL;
+               desc->vsel_mask = curr_info->vsel_mask;
 
                rdesc->suspend_config_reg = curr_info->base;
                rdesc->suspend_enable_mask = RTQ2208_LDO_EN_STR_MASK;

If the desc->ops was removed by accident, it seems
likely that desc->n_voltages also needs to be reverted.

     Arnd

  reply	other threads:[~2024-05-28 12:38 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-28 12:12 [PATCH] regulator: rtq2208: remove unused rtq2208_regulator_ldo_ops Arnd Bergmann
2024-05-28 12:25 ` Mark Brown
2024-05-28 12:38   ` Arnd Bergmann [this message]
2024-05-28 13:03     ` Mark Brown

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