From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 506FF32ABCF; Tue, 27 Jan 2026 11:11:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769512310; cv=none; b=W5yH0J/4o91x3rHhAWKTN5UBrpRy0PM74G1bfa2jWu8oIK76ZticU5jNP+i8C9JXdOE7bbrwVYM6emtQotO4CZdEYe5YDeZBpzcf3uutIqkMtckHf5NC7W8ZR11BdqNIzSx6ITp2oWCBtgEIf83R7RMuxZRvoGBdmVgfiQuISWE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769512310; c=relaxed/simple; bh=NDYsZt5CfVcyvgvSjasOZPmyjud+vNg6Mk4ZZh9jMcY=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=QWVhzTM5t85VdzTgjEMKG5fsgG/Brk5bXnNN4xigGVXR5KEOIeABwMr8g7xV2ebrs8yRkMQUrs2Kn7W8oiCz50R0bZPU3h2Tt6HY8D4FwTRB0UMERuQr6Jcn41HFdB99/tvhfapu8SNDBxoWtnsfrV20achr4owIi2m0qCE1xiA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=rWE4h7DP; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="rWE4h7DP" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A92D4C116C6; Tue, 27 Jan 2026 11:11:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1769512309; bh=NDYsZt5CfVcyvgvSjasOZPmyjud+vNg6Mk4ZZh9jMcY=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=rWE4h7DPQWl1lHNE+1wGQJUTAJ9sGYDjxkBK/K5VyimNdjMJsGVhjQF/eAfOVWuhy i2zKe159J53m6rpaHjGJiKu5oIbmltJi2a87qL3VTg67trQHfZOuSG+Iuyq32jFLkr 1UlsTGVX+ri2LnRZt6KkwO091gEsU2bQLR1F15eKmsTTcMli9LqUI0ukSakQvGVeB0 60M77nc64RKYAv0d9G5iBQUzSQfRTcRWvcE13ixs7WNGpF6C42SuE5lmrcjvjQLslE 8W/4v4DPy6CtDk1MxipP2SWCmKP06DbxEjFlJKHAXuX1l9lGUiYI28NDZhYFm5K/+U rpWMAxSQGVExQ== Message-ID: Date: Tue, 27 Jan 2026 11:11:45 +0000 Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 3/3] media: i2c: ov02c10: Use runtime PM autosuspend to avoid brownouts To: Bryan O'Donoghue , Saikiran B Cc: linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, rfoss@kernel.org, todor.too@gmail.com, vladimir.zapolskiy@linaro.org, Hans de Goede , sakari.ailus@linux.intel.com, mchehab@kernel.org, stable@vger.kernel.org References: <20260126173444.10228-1-bjsaikiran@gmail.com> <20260126173444.10228-4-bjsaikiran@gmail.com> <900cc5dd-c39d-42f6-9531-016f62da81e8@linaro.org> <571cd869-847f-4697-ace3-503f123e8486@linaro.org> From: Bryan O'Donoghue Content-Language: en-US In-Reply-To: <571cd869-847f-4697-ace3-503f123e8486@linaro.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 27/01/2026 11:06, Bryan O'Donoghue wrote: > So, SPMI is not exported in /sys/kernel/debug/regmap - however > > drivers/regulator/qcom-rpmh-regulator.c > > Lets add this to probe > > unsigned int val, i; > u16 bases[] = {0x4000, 0x4300, 0x4600}; // LDO1, LDO4, LDO7 > const char *names[] = {"LDO1(1.2V)", "LDO4(1.8V)", "LDO7(2.8V)"}; > struct regmap *p_regmap = dev_get_regmap(dev->parent, NULL); > > if (p_regmap) { > pr_info("--- OV02C10 PMIC RAIL DUMP START ---\n"); > for (i = 0; i < 3; i++) { > // Check Config (Active Discharge) > regmap_read(p_regmap, bases[i] + 0x41, &val); > pr_info("!!! %s SEC_CTRL (0x%04x) = 0x%02x (Bit7: Active > Discharge)\n", > names[i], bases[i] + 0x41, val); > > // Check Status (Is it actually on?) > regmap_read(p_regmap, bases[i] + 0x08, &val); > pr_info("!!! %s STATUS (0x%04x) = 0x%02x (Bit7: VREG_OK, > Bit0: VREG_ON)\n", > names[i], bases[i] + 0x08, val); > > // Check Pull-down config (Secondary check) > regmap_read(p_regmap, bases[i] + 0x42, &val); > pr_info("!!! %s PD_CTRL (0x%04x) = 0x%02x\n", > names[i], bases[i] + 0x42, val); > } > pr_info("--- OV02C10 PMIC RAIL DUMP END ---\n"); > } Obviously only do this for PM8010 for the other RPMh which may not have this offset. --- bod