From patchwork Tue Mar 8 18:13:12 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= X-Patchwork-Id: 1603116 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20210112 header.b=YOo4ccLg; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by bilbo.ozlabs.org (Postfix) with ESMTPS id 4KCk4652Cnz9sG9 for ; Wed, 9 Mar 2022 05:14:14 +1100 (AEDT) Received: from localhost ([::1]:42212 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nReLc-0007in-Cn for incoming@patchwork.ozlabs.org; Tue, 08 Mar 2022 13:14:12 -0500 Received: from eggs.gnu.org ([209.51.188.92]:35912) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nReL5-0007fn-Vc for qemu-devel@nongnu.org; Tue, 08 Mar 2022 13:13:39 -0500 Received: from [2607:f8b0:4864:20::42e] (port=38868 helo=mail-pf1-x42e.google.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1nReL1-0001wU-LW for qemu-devel@nongnu.org; Tue, 08 Mar 2022 13:13:39 -0500 Received: by mail-pf1-x42e.google.com with SMTP id f8so74605pfj.5 for ; Tue, 08 Mar 2022 10:13:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=/aRgGA+YSFOUe5BsFmqTLLgWBcBUGKO4PrdFGl92DPc=; b=YOo4ccLgt1HZaFWANMlzlUsde1jmKO3UDYIY8ZEdO8yMpdzg7Q/WmdOLXj0dMtUVFE XxVsrYKsgBl/gApe1jBf6i5nWvAKksjftgOH5wVjCs4fZSXiIYm6p0++CW91JuNaxGZO 2XwuIT1A6fz9EmUylxbE3vIvYexi4KMdusR3dUYNNeSt8ZQTpJanvenoyFuw2grh76Xo kLbzVfWkGENSVxd7czSylSJOqH5FqexfXv7/TmyXXhGwLkO/XVVFbwaV2uX5lu3XhYKW fEkFg6BZjDi/9myyjAbx711giQidIlqHJtiC1On0SdMjGZhO2pLB1m7sYwoxo5weRU8w GH7g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=/aRgGA+YSFOUe5BsFmqTLLgWBcBUGKO4PrdFGl92DPc=; b=OniQql48/FMpt+veUXGMr5jUHUjdwJApk+0EHnpXJIVAboMrmzzmH5+6PebMrgi0fA mT90E4ECngBpVzocvAjzQi4EwHZRJOBYlDdFInXhGZ0xdSY1TAL05XcKafvEwPvB8BQS lJtMh2b3lQg4eTRaT7R04akhSrqsJrvqtpiP3394Jn5+hRxzhLcvifQuqMYb82Toi0NG Cp74aRT4v5OzivelIWSLWlHIi0axApm7nqVkp+Pkf6dvh/CxCPjRsXAyB793s2FGypjb blBLH7t4qPp14eTviB1pcel8A0YHwvA03CFsRlx2X7l9CiFeSR/d1G8XSP0moa2mAMYu Tzqw== X-Gm-Message-State: AOAM530YxxV2+Pbu2u87wvzMWYmDLjbaCBrIde/GgtsurVdQ0BbItfnT m8KEMg5lwfsYI7YZpy88+PJoBGzuS/8= X-Google-Smtp-Source: ABdhPJyLUKHEelpVwN6szJ1kJteZzZ7soAuYa5w4WAmRYBGwwsx1AvS1hch1XWA361lCxmD61s8d7A== X-Received: by 2002:a65:5843:0:b0:347:6fca:d6de with SMTP id s3-20020a655843000000b003476fcad6demr15076478pgr.168.1646763214084; Tue, 08 Mar 2022 10:13:34 -0800 (PST) Received: from localhost.localdomain (71.red-83-50-68.dynamicip.rima-tde.net. [83.50.68.71]) by smtp.gmail.com with ESMTPSA id s3-20020a056a00194300b004f6da3a1a3bsm13658094pfk.8.2022.03.08.10.13.32 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Tue, 08 Mar 2022 10:13:33 -0800 (PST) From: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [PULL 1/9] hw/i2c: pmbus: add registers Date: Tue, 8 Mar 2022 19:13:12 +0100 Message-Id: <20220308181320.79400-2-philippe.mathieu.daude@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220308181320.79400-1-philippe.mathieu.daude@gmail.com> References: <20220308181320.79400-1-philippe.mathieu.daude@gmail.com> MIME-Version: 1.0 X-Host-Lookup-Failed: Reverse DNS lookup failed for 2607:f8b0:4864:20::42e (failed) Received-SPF: pass client-ip=2607:f8b0:4864:20::42e; envelope-from=philippe.mathieu.daude@gmail.com; helo=mail-pf1-x42e.google.com X-Spam_score_int: -6 X-Spam_score: -0.7 X-Spam_bar: / X-Spam_report: (-0.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, PDS_HP_HELO_NORDNS=0.659, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Titus Rwantare , Corey Minyard , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Corey Minyard Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: Titus Rwantare - add the VOUT_MIN and STATUS_MFR registers Signed-off-by: Titus Rwantare Reviewed-by: Philippe Mathieu-Daudé Acked-by: Corey Minyard Message-Id: <20220307200605.4001451-2-titusr@google.com> Signed-off-by: Philippe Mathieu-Daudé --- hw/i2c/pmbus_device.c | 24 ++++++++++++++++++++++++ include/hw/i2c/pmbus_device.h | 3 +++ 2 files changed, 27 insertions(+) diff --git a/hw/i2c/pmbus_device.c b/hw/i2c/pmbus_device.c index 24f8f522d9..07a45c99f9 100644 --- a/hw/i2c/pmbus_device.c +++ b/hw/i2c/pmbus_device.c @@ -368,6 +368,14 @@ static uint8_t pmbus_receive_byte(SMBusDevice *smd) } break; + case PMBUS_VOUT_MIN: /* R/W word */ + if (pmdev->pages[index].page_flags & PB_HAS_VOUT_RATING) { + pmbus_send16(pmdev, pmdev->pages[index].vout_min); + } else { + goto passthough; + } + break; + /* TODO: implement coefficients support */ case PMBUS_POUT_MAX: /* R/W word */ @@ -708,6 +716,10 @@ static uint8_t pmbus_receive_byte(SMBusDevice *smd) pmbus_send8(pmdev, pmdev->pages[index].status_other); break; + case PMBUS_STATUS_MFR_SPECIFIC: /* R/W byte */ + pmbus_send8(pmdev, pmdev->pages[index].status_mfr_specific); + break; + case PMBUS_READ_EIN: /* Read-Only block 5 bytes */ if (pmdev->pages[index].page_flags & PB_HAS_EIN) { pmbus_send(pmdev, pmdev->pages[index].read_ein, 5); @@ -1149,6 +1161,14 @@ static int pmbus_write_data(SMBusDevice *smd, uint8_t *buf, uint8_t len) } break; + case PMBUS_VOUT_MIN: /* R/W word */ + if (pmdev->pages[index].page_flags & PB_HAS_VOUT_RATING) { + pmdev->pages[index].vout_min = pmbus_receive16(pmdev); + } else { + goto passthrough; + } + break; + case PMBUS_POUT_MAX: /* R/W word */ if (pmdev->pages[index].page_flags & PB_HAS_VOUT) { pmdev->pages[index].pout_max = pmbus_receive16(pmdev); @@ -1482,6 +1502,10 @@ static int pmbus_write_data(SMBusDevice *smd, uint8_t *buf, uint8_t len) pmdev->pages[index].status_other = pmbus_receive8(pmdev); break; + case PMBUS_STATUS_MFR_SPECIFIC: /* R/W byte */ + pmdev->pages[index].status_mfr_specific = pmbus_receive8(pmdev); + break; + case PMBUS_PAGE_PLUS_READ: /* Block Read-only */ case PMBUS_CAPABILITY: /* Read-Only byte */ case PMBUS_COEFFICIENTS: /* Read-only block 5 bytes */ diff --git a/include/hw/i2c/pmbus_device.h b/include/hw/i2c/pmbus_device.h index 62bd38c83f..72c0483149 100644 --- a/include/hw/i2c/pmbus_device.h +++ b/include/hw/i2c/pmbus_device.h @@ -43,6 +43,7 @@ enum pmbus_registers { PMBUS_VOUT_DROOP = 0x28, /* R/W word */ PMBUS_VOUT_SCALE_LOOP = 0x29, /* R/W word */ PMBUS_VOUT_SCALE_MONITOR = 0x2A, /* R/W word */ + PMBUS_VOUT_MIN = 0x2B, /* R/W word */ PMBUS_COEFFICIENTS = 0x30, /* Read-only block 5 bytes */ PMBUS_POUT_MAX = 0x31, /* R/W word */ PMBUS_MAX_DUTY = 0x32, /* R/W word */ @@ -255,6 +256,7 @@ OBJECT_DECLARE_TYPE(PMBusDevice, PMBusDeviceClass, #define PB_HAS_TEMP3 BIT_ULL(42) #define PB_HAS_TEMP_RATING BIT_ULL(43) #define PB_HAS_MFR_INFO BIT_ULL(50) +#define PB_HAS_STATUS_MFR_SPECIFIC BIT_ULL(51) struct PMBusDeviceClass { SMBusDeviceClass parent_class; @@ -295,6 +297,7 @@ typedef struct PMBusPage { uint16_t vout_droop; /* R/W word */ uint16_t vout_scale_loop; /* R/W word */ uint16_t vout_scale_monitor; /* R/W word */ + uint16_t vout_min; /* R/W word */ uint8_t coefficients[5]; /* Read-only block 5 bytes */ uint16_t pout_max; /* R/W word */ uint16_t max_duty; /* R/W word */