From mboxrd@z Thu Jan 1 00:00:00 1970 From: sathyanarayanan.kuppuswamy@linux.intel.com Subject: [PATCH v1 2/7] mfd: intel_soc_pmic_bxtwc: remove thermal second level irqs Date: Mon, 10 Apr 2017 11:52:24 -0700 Message-ID: <5258b3f76edfad70a9c9141c29144b34677c8398.1491848776.git.sathyanarayanan.kuppuswamy@linux.intel.com> References: Return-path: In-Reply-To: Sender: linux-pm-owner@vger.kernel.org To: gnurou@gmail.com, linus.walleij@linaro.org, edubezval@gmail.com, dvhart@infradead.org, rui.zhang@intel.com, lee.jones@linaro.org, andy@infradead.org, hdegoede@redhat.com Cc: linux-gpio@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, sathyaosid@gmail.com, Kuppuswamy Sathyanarayanan List-Id: linux-gpio@vger.kernel.org From: Kuppuswamy Sathyanarayanan Since all second level thermal irqs are consumed by the same device(bxt_wcove_thermal), there is no need to expose them as separate interrupts. We can just export only the first level irqs for thermal and let the device(bxt_wcove_thermal) driver handle the second level irqs based on thermal interrupt status register. Also, just using only the first level irq will eliminate the bug involved in requesting only the second level irq and not explicitly enable the first level irq. For more info on this issue please read the details at, https://lkml.org/lkml/2017/2/27/148 Signed-off-by: Kuppuswamy Sathyanarayanan --- drivers/mfd/intel_soc_pmic_bxtwc.c | 32 ++++++++++++-------------------- 1 file changed, 12 insertions(+), 20 deletions(-) diff --git a/drivers/mfd/intel_soc_pmic_bxtwc.c b/drivers/mfd/intel_soc_pmic_bxtwc.c index bb18e20..c08d514 100644 --- a/drivers/mfd/intel_soc_pmic_bxtwc.c +++ b/drivers/mfd/intel_soc_pmic_bxtwc.c @@ -83,10 +83,7 @@ enum bxtwc_irqs { enum bxtwc_irqs_level2 { /* Level 2 */ - BXTWC_THRM0_IRQ = 0, - BXTWC_THRM1_IRQ, - BXTWC_THRM2_IRQ, - BXTWC_BCU_IRQ, + BXTWC_BCU_IRQ = 0, BXTWC_ADC_IRQ, BXTWC_USBC_IRQ, BXTWC_CHGR0_IRQ, @@ -113,17 +110,14 @@ static const struct regmap_irq bxtwc_regmap_irqs[] = { }; static const struct regmap_irq bxtwc_regmap_irqs_level2[] = { - REGMAP_IRQ_REG(BXTWC_THRM0_IRQ, 0, 0xff), - REGMAP_IRQ_REG(BXTWC_THRM1_IRQ, 1, 0xbf), - REGMAP_IRQ_REG(BXTWC_THRM2_IRQ, 2, 0xff), - REGMAP_IRQ_REG(BXTWC_BCU_IRQ, 3, 0x1f), - REGMAP_IRQ_REG(BXTWC_ADC_IRQ, 4, 0xff), - REGMAP_IRQ_REG(BXTWC_USBC_IRQ, 5, BIT(5)), - REGMAP_IRQ_REG(BXTWC_CHGR0_IRQ, 5, 0x1f), - REGMAP_IRQ_REG(BXTWC_CHGR1_IRQ, 6, 0x1f), - REGMAP_IRQ_REG(BXTWC_GPIO0_IRQ, 7, 0xff), - REGMAP_IRQ_REG(BXTWC_GPIO1_IRQ, 8, 0x3f), - REGMAP_IRQ_REG(BXTWC_CRIT_IRQ, 9, 0x03), + REGMAP_IRQ_REG(BXTWC_BCU_IRQ, 0, 0x1f), + REGMAP_IRQ_REG(BXTWC_ADC_IRQ, 1, 0xff), + REGMAP_IRQ_REG(BXTWC_USBC_IRQ, 2, BIT(5)), + REGMAP_IRQ_REG(BXTWC_CHGR0_IRQ, 2, 0x1f), + REGMAP_IRQ_REG(BXTWC_CHGR1_IRQ, 3, 0x1f), + REGMAP_IRQ_REG(BXTWC_GPIO0_IRQ, 4, 0xff), + REGMAP_IRQ_REG(BXTWC_GPIO1_IRQ, 5, 0x3f), + REGMAP_IRQ_REG(BXTWC_CRIT_IRQ, 6, 0x03), }; static const struct regmap_irq bxtwc_regmap_irqs_tmu[] = { @@ -141,8 +135,8 @@ static struct regmap_irq_chip bxtwc_regmap_irq_chip = { static struct regmap_irq_chip bxtwc_regmap_irq_chip_level2 = { .name = "bxtwc_irq_chip_level2", - .status_base = BXTWC_THRM0IRQ, - .mask_base = BXTWC_MTHRM0IRQ, + .status_base = BXTWC_BCUIRQ, + .mask_base = BXTWC_MBCUIRQ, .irqs = bxtwc_regmap_irqs_level2, .num_irqs = ARRAY_SIZE(bxtwc_regmap_irqs_level2), .num_regs = 10, @@ -176,9 +170,7 @@ static struct resource charger_resources[] = { }; static struct resource thermal_resources[] = { - DEFINE_RES_IRQ(BXTWC_THRM0_IRQ), - DEFINE_RES_IRQ(BXTWC_THRM1_IRQ), - DEFINE_RES_IRQ(BXTWC_THRM2_IRQ), + DEFINE_RES_IRQ(BXTWC_THRM_LVL1_IRQ), }; static struct resource bcu_resources[] = { -- 2.7.4 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753366AbdDJS4I (ORCPT ); Mon, 10 Apr 2017 14:56:08 -0400 Received: from mga14.intel.com ([192.55.52.115]:37972 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751523AbdDJS4C (ORCPT ); Mon, 10 Apr 2017 14:56:02 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.37,182,1488873600"; d="scan'208";a="75884120" From: sathyanarayanan.kuppuswamy@linux.intel.com To: gnurou@gmail.com, linus.walleij@linaro.org, edubezval@gmail.com, dvhart@infradead.org, rui.zhang@intel.com, lee.jones@linaro.org, andy@infradead.org, hdegoede@redhat.com Cc: linux-gpio@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, sathyaosid@gmail.com, Kuppuswamy Sathyanarayanan Subject: [PATCH v1 2/7] mfd: intel_soc_pmic_bxtwc: remove thermal second level irqs Date: Mon, 10 Apr 2017 11:52:24 -0700 Message-Id: <5258b3f76edfad70a9c9141c29144b34677c8398.1491848776.git.sathyanarayanan.kuppuswamy@linux.intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Kuppuswamy Sathyanarayanan Since all second level thermal irqs are consumed by the same device(bxt_wcove_thermal), there is no need to expose them as separate interrupts. We can just export only the first level irqs for thermal and let the device(bxt_wcove_thermal) driver handle the second level irqs based on thermal interrupt status register. Also, just using only the first level irq will eliminate the bug involved in requesting only the second level irq and not explicitly enable the first level irq. For more info on this issue please read the details at, https://lkml.org/lkml/2017/2/27/148 Signed-off-by: Kuppuswamy Sathyanarayanan --- drivers/mfd/intel_soc_pmic_bxtwc.c | 32 ++++++++++++-------------------- 1 file changed, 12 insertions(+), 20 deletions(-) diff --git a/drivers/mfd/intel_soc_pmic_bxtwc.c b/drivers/mfd/intel_soc_pmic_bxtwc.c index bb18e20..c08d514 100644 --- a/drivers/mfd/intel_soc_pmic_bxtwc.c +++ b/drivers/mfd/intel_soc_pmic_bxtwc.c @@ -83,10 +83,7 @@ enum bxtwc_irqs { enum bxtwc_irqs_level2 { /* Level 2 */ - BXTWC_THRM0_IRQ = 0, - BXTWC_THRM1_IRQ, - BXTWC_THRM2_IRQ, - BXTWC_BCU_IRQ, + BXTWC_BCU_IRQ = 0, BXTWC_ADC_IRQ, BXTWC_USBC_IRQ, BXTWC_CHGR0_IRQ, @@ -113,17 +110,14 @@ static const struct regmap_irq bxtwc_regmap_irqs[] = { }; static const struct regmap_irq bxtwc_regmap_irqs_level2[] = { - REGMAP_IRQ_REG(BXTWC_THRM0_IRQ, 0, 0xff), - REGMAP_IRQ_REG(BXTWC_THRM1_IRQ, 1, 0xbf), - REGMAP_IRQ_REG(BXTWC_THRM2_IRQ, 2, 0xff), - REGMAP_IRQ_REG(BXTWC_BCU_IRQ, 3, 0x1f), - REGMAP_IRQ_REG(BXTWC_ADC_IRQ, 4, 0xff), - REGMAP_IRQ_REG(BXTWC_USBC_IRQ, 5, BIT(5)), - REGMAP_IRQ_REG(BXTWC_CHGR0_IRQ, 5, 0x1f), - REGMAP_IRQ_REG(BXTWC_CHGR1_IRQ, 6, 0x1f), - REGMAP_IRQ_REG(BXTWC_GPIO0_IRQ, 7, 0xff), - REGMAP_IRQ_REG(BXTWC_GPIO1_IRQ, 8, 0x3f), - REGMAP_IRQ_REG(BXTWC_CRIT_IRQ, 9, 0x03), + REGMAP_IRQ_REG(BXTWC_BCU_IRQ, 0, 0x1f), + REGMAP_IRQ_REG(BXTWC_ADC_IRQ, 1, 0xff), + REGMAP_IRQ_REG(BXTWC_USBC_IRQ, 2, BIT(5)), + REGMAP_IRQ_REG(BXTWC_CHGR0_IRQ, 2, 0x1f), + REGMAP_IRQ_REG(BXTWC_CHGR1_IRQ, 3, 0x1f), + REGMAP_IRQ_REG(BXTWC_GPIO0_IRQ, 4, 0xff), + REGMAP_IRQ_REG(BXTWC_GPIO1_IRQ, 5, 0x3f), + REGMAP_IRQ_REG(BXTWC_CRIT_IRQ, 6, 0x03), }; static const struct regmap_irq bxtwc_regmap_irqs_tmu[] = { @@ -141,8 +135,8 @@ static struct regmap_irq_chip bxtwc_regmap_irq_chip = { static struct regmap_irq_chip bxtwc_regmap_irq_chip_level2 = { .name = "bxtwc_irq_chip_level2", - .status_base = BXTWC_THRM0IRQ, - .mask_base = BXTWC_MTHRM0IRQ, + .status_base = BXTWC_BCUIRQ, + .mask_base = BXTWC_MBCUIRQ, .irqs = bxtwc_regmap_irqs_level2, .num_irqs = ARRAY_SIZE(bxtwc_regmap_irqs_level2), .num_regs = 10, @@ -176,9 +170,7 @@ static struct resource charger_resources[] = { }; static struct resource thermal_resources[] = { - DEFINE_RES_IRQ(BXTWC_THRM0_IRQ), - DEFINE_RES_IRQ(BXTWC_THRM1_IRQ), - DEFINE_RES_IRQ(BXTWC_THRM2_IRQ), + DEFINE_RES_IRQ(BXTWC_THRM_LVL1_IRQ), }; static struct resource bcu_resources[] = { -- 2.7.4