From patchwork Tue Jul 7 15:45:06 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dennis-YC Hsieh X-Patchwork-Id: 11650757 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2158960D for ; Wed, 8 Jul 2020 07:06:50 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id F3F3420760 for ; Wed, 8 Jul 2020 07:06:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="oC3Gybwj" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org F3F3420760 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DE9546E861; Wed, 8 Jul 2020 07:06:32 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by gabe.freedesktop.org (Postfix) with ESMTP id 2F54A6E22A for ; Tue, 7 Jul 2020 15:46:38 +0000 (UTC) X-UUID: da1aef1162474931a4f0ccb007f63e72-20200707 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=Ljkd4nR9NTQX2XK+y25x1zIqkShjpvQwq5oLuDB4DaY=; b=oC3Gybwjf/ESf4XNIbwFeRqFkwJYtFvd3iLoTWUipwOB9PnaOHyjjixcXvT1qs79cEEK3bqrpeOcnmZXX0uxbuQLxuptyTDyk8UitWxuftYDMtrOI/BxIXM627hVH9wLJN2CKxUy6fGCx1j3lwCmACMOo02HoJb5KFefhROqng0=; X-UUID: da1aef1162474931a4f0ccb007f63e72-20200707 Received: from mtkcas11.mediatek.inc [(172.21.101.40)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 1692277669; Tue, 07 Jul 2020 23:46:34 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs08n2.mediatek.inc (172.21.101.56) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 7 Jul 2020 23:46:23 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 7 Jul 2020 23:46:23 +0800 From: Dennis YC Hsieh To: Matthias Brugger , Philipp Zabel , David Airlie , Daniel Vetter , CK Hu , Bibby Hsieh , Houlong Wei Subject: [PATCH v3 1/9] soc: mediatek: cmdq: add address shift in jump Date: Tue, 7 Jul 2020 23:45:06 +0800 Message-ID: <1594136714-11650-2-git-send-email-dennis-yc.hsieh@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1594136714-11650-1-git-send-email-dennis-yc.hsieh@mediatek.com> References: <1594136714-11650-1-git-send-email-dennis-yc.hsieh@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 26F17CA5DABFC65FE053F2813D81D79DA4F7CF6DC06A0DA33992851FAF5098C22000:8 X-MTK: N X-Mailman-Approved-At: Wed, 08 Jul 2020 07:06:31 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: wsd_upstream@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, HS Liao , Dennis YC Hsieh , linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add address shift when compose jump instruction to compatible with 35bit format. Change since v1: - Rename cmdq_mbox_shift() to cmdq_get_shift_pa(). Signed-off-by: Dennis YC Hsieh Reviewed-by: Bibby Hsieh --- drivers/soc/mediatek/mtk-cmdq-helper.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c index dc644cfb6419..9faf78fbed3a 100644 --- a/drivers/soc/mediatek/mtk-cmdq-helper.c +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c @@ -329,7 +329,8 @@ int cmdq_pkt_finalize(struct cmdq_pkt *pkt) /* JUMP to end */ inst.op = CMDQ_CODE_JUMP; - inst.value = CMDQ_JUMP_PASS; + inst.value = CMDQ_JUMP_PASS >> + cmdq_get_shift_pa(((struct cmdq_client *)pkt->cl)->chan); err = cmdq_pkt_append_command(pkt, inst); return err; From patchwork Tue Jul 7 15:45:07 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dennis-YC Hsieh X-Patchwork-Id: 11650835 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 0666E739 for ; Wed, 8 Jul 2020 07:08:28 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D7D75206DF for ; Wed, 8 Jul 2020 07:08:27 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="Azm1GG6L" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D7D75206DF Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6AE166E895; Wed, 8 Jul 2020 07:07:12 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mailgw01.mediatek.com (unknown [210.61.82.183]) by gabe.freedesktop.org (Postfix) with ESMTP id CAF1F6E21C for ; Tue, 7 Jul 2020 15:46:32 +0000 (UTC) X-UUID: 7ffd73a357424c99b2f34f6a501b8cbd-20200707 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=NywHPAueQWZsL8tcuK4bPq8/aZhOZfaPkZYtAImJHB4=; b=Azm1GG6LUFopjjOeYppSs0QGwbsqjbR7gT+dRleFxCUkQxvmSqs8sRcrvjh/dHSsZUno65NQRKcZKxU2op0OhwVJftCvpFvr5w5jiSj9MlRnDH4YOsew/wGHaASBtk/f783JzOWjqd+AgXePCcF4SmLI9HUbzRmZ34HUOpIfzfo=; X-UUID: 7ffd73a357424c99b2f34f6a501b8cbd-20200707 Received: from mtkcas10.mediatek.inc [(172.21.101.39)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 354557324; Tue, 07 Jul 2020 23:46:28 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs05n2.mediatek.inc (172.21.101.140) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 7 Jul 2020 23:46:23 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 7 Jul 2020 23:46:24 +0800 From: Dennis YC Hsieh To: Matthias Brugger , Philipp Zabel , David Airlie , Daniel Vetter , CK Hu , Bibby Hsieh , Houlong Wei Subject: [PATCH v3 2/9] soc: mediatek: cmdq: add write_s function Date: Tue, 7 Jul 2020 23:45:07 +0800 Message-ID: <1594136714-11650-3-git-send-email-dennis-yc.hsieh@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1594136714-11650-1-git-send-email-dennis-yc.hsieh@mediatek.com> References: <1594136714-11650-1-git-send-email-dennis-yc.hsieh@mediatek.com> MIME-Version: 1.0 X-MTK: N X-Mailman-Approved-At: Wed, 08 Jul 2020 07:06:31 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: wsd_upstream@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, HS Liao , Dennis YC Hsieh , linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" add write_s function in cmdq helper functions which writes value contains in internal register to address with large dma access support. Signed-off-by: Dennis YC Hsieh --- drivers/soc/mediatek/mtk-cmdq-helper.c | 19 +++++++++++++++++++ include/linux/mailbox/mtk-cmdq-mailbox.h | 1 + include/linux/soc/mediatek/mtk-cmdq.h | 19 +++++++++++++++++++ 3 files changed, 39 insertions(+) diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c index 9faf78fbed3a..880349b3f16c 100644 --- a/drivers/soc/mediatek/mtk-cmdq-helper.c +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c @@ -18,6 +18,10 @@ struct cmdq_instruction { union { u32 value; u32 mask; + struct { + u16 arg_c; + u16 src_reg; + }; }; union { u16 offset; @@ -223,6 +227,21 @@ int cmdq_pkt_write_mask(struct cmdq_pkt *pkt, u8 subsys, } EXPORT_SYMBOL(cmdq_pkt_write_mask); +int cmdq_pkt_write_s(struct cmdq_pkt *pkt, u16 high_addr_reg_idx, + u16 addr_low, u16 src_reg_idx) +{ + struct cmdq_instruction inst = {}; + + inst.op = CMDQ_CODE_WRITE_S; + inst.src_t = CMDQ_REG_TYPE; + inst.sop = high_addr_reg_idx; + inst.offset = addr_low; + inst.src_reg = src_reg_idx; + + return cmdq_pkt_append_command(pkt, inst); +} +EXPORT_SYMBOL(cmdq_pkt_write_s); + int cmdq_pkt_wfe(struct cmdq_pkt *pkt, u16 event) { struct cmdq_instruction inst = { {0} }; diff --git a/include/linux/mailbox/mtk-cmdq-mailbox.h b/include/linux/mailbox/mtk-cmdq-mailbox.h index 05eea1aef5aa..1f76cfedb16d 100644 --- a/include/linux/mailbox/mtk-cmdq-mailbox.h +++ b/include/linux/mailbox/mtk-cmdq-mailbox.h @@ -60,6 +60,7 @@ enum cmdq_code { CMDQ_CODE_JUMP = 0x10, CMDQ_CODE_WFE = 0x20, CMDQ_CODE_EOC = 0x40, + CMDQ_CODE_WRITE_S = 0x90, CMDQ_CODE_LOGIC = 0xa0, }; diff --git a/include/linux/soc/mediatek/mtk-cmdq.h b/include/linux/soc/mediatek/mtk-cmdq.h index 2249ecaf77e4..9b0c57a0063d 100644 --- a/include/linux/soc/mediatek/mtk-cmdq.h +++ b/include/linux/soc/mediatek/mtk-cmdq.h @@ -12,6 +12,8 @@ #include #define CMDQ_NO_TIMEOUT 0xffffffffu +#define CMDQ_ADDR_HIGH(addr) ((u32)(((addr) >> 16) & GENMASK(31, 0))) +#define CMDQ_ADDR_LOW(addr) ((u16)(addr) | BIT(1)) struct cmdq_pkt; @@ -103,6 +105,23 @@ int cmdq_pkt_write_mask(struct cmdq_pkt *pkt, u8 subsys, u16 offset, u32 value, u32 mask); /** + * cmdq_pkt_write_s() - append write_s command to the CMDQ packet + * @pkt: the CMDQ packet + * @high_addr_reg_idx: internal register ID which contains high address of pa + * @addr_low: low address of pa + * @src_reg_idx: the CMDQ internal register ID which cache source value + * + * Return: 0 for success; else the error code is returned + * + * Support write value to physical address without subsys. Use CMDQ_ADDR_HIGH() + * to get high address and call cmdq_pkt_assign() to assign value into internal + * reg. Also use CMDQ_ADDR_LOW() to get low address for addr_low parameter when + * call to this function. + */ +int cmdq_pkt_write_s(struct cmdq_pkt *pkt, u16 high_addr_reg_idx, + u16 addr_low, u16 src_reg_idx); + +/** * cmdq_pkt_wfe() - append wait for event command to the CMDQ packet * @pkt: the CMDQ packet * @event: the desired event type to "wait and CLEAR" From patchwork Tue Jul 7 15:45:08 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dennis-YC Hsieh X-Patchwork-Id: 11650765 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1912A739 for ; Wed, 8 Jul 2020 07:06:58 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id EBC73206DF for ; Wed, 8 Jul 2020 07:06:57 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="HJo8tlEb" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EBC73206DF Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 11DA16E864; Wed, 8 Jul 2020 07:06:32 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by gabe.freedesktop.org (Postfix) with ESMTP id 8E65289DEC for ; Tue, 7 Jul 2020 15:46:32 +0000 (UTC) X-UUID: 9d0395b7559a49c9850fa668598a20c4-20200707 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=OmsSpiiuPqYWe3/jnsNKfZxQpwmDSERR0tJEHUiCPZ4=; b=HJo8tlEbq1bcLPo7yzX6PrL8QP/1kMRa0AJUpUTMWXLBeZv0GNR4nqfpaLsFUUX9otG6Wv+7t/kNxlFAH3dFGgfTup740ecBaTc5TE86QqHzB9XGsbPL0HE2h6o++t8VCYmbOOIbHwkBh5FGBxPAxszmM0J8qUY7Mb6yIpMT6nw=; X-UUID: 9d0395b7559a49c9850fa668598a20c4-20200707 Received: from mtkcas06.mediatek.inc [(172.21.101.30)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 263027000; Tue, 07 Jul 2020 23:46:29 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs01n1.mediatek.inc (172.21.101.68) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 7 Jul 2020 23:46:23 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 7 Jul 2020 23:46:24 +0800 From: Dennis YC Hsieh To: Matthias Brugger , Philipp Zabel , David Airlie , Daniel Vetter , CK Hu , Bibby Hsieh , Houlong Wei Subject: [PATCH v3 3/9] soc: mediatek: cmdq: add write_s_mask function Date: Tue, 7 Jul 2020 23:45:08 +0800 Message-ID: <1594136714-11650-4-git-send-email-dennis-yc.hsieh@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1594136714-11650-1-git-send-email-dennis-yc.hsieh@mediatek.com> References: <1594136714-11650-1-git-send-email-dennis-yc.hsieh@mediatek.com> MIME-Version: 1.0 X-MTK: N X-Mailman-Approved-At: Wed, 08 Jul 2020 07:06:31 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: wsd_upstream@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, HS Liao , Dennis YC Hsieh , linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" add write_s_mask function in cmdq helper functions which writes value contains in internal register to address with mask and large dma access support. Signed-off-by: Dennis YC Hsieh --- drivers/soc/mediatek/mtk-cmdq-helper.c | 23 +++++++++++++++++++++++ include/linux/mailbox/mtk-cmdq-mailbox.h | 1 + include/linux/soc/mediatek/mtk-cmdq.h | 18 ++++++++++++++++++ 3 files changed, 42 insertions(+) diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c index 880349b3f16c..550e9e7e3ff2 100644 --- a/drivers/soc/mediatek/mtk-cmdq-helper.c +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c @@ -242,6 +242,29 @@ int cmdq_pkt_write_s(struct cmdq_pkt *pkt, u16 high_addr_reg_idx, } EXPORT_SYMBOL(cmdq_pkt_write_s); +int cmdq_pkt_write_s_mask(struct cmdq_pkt *pkt, u16 high_addr_reg_idx, + u16 addr_low, u16 src_reg_idx, u32 mask) +{ + struct cmdq_instruction inst = {}; + int err; + + inst.op = CMDQ_CODE_MASK; + inst.mask = ~mask; + err = cmdq_pkt_append_command(pkt, inst); + if (err < 0) + return err; + + inst.mask = 0; + inst.op = CMDQ_CODE_WRITE_S_MASK; + inst.src_t = CMDQ_REG_TYPE; + inst.sop = high_addr_reg_idx; + inst.offset = addr_low; + inst.src_reg = src_reg_idx; + + return cmdq_pkt_append_command(pkt, inst); +} +EXPORT_SYMBOL(cmdq_pkt_write_s_mask); + int cmdq_pkt_wfe(struct cmdq_pkt *pkt, u16 event) { struct cmdq_instruction inst = { {0} }; diff --git a/include/linux/mailbox/mtk-cmdq-mailbox.h b/include/linux/mailbox/mtk-cmdq-mailbox.h index 1f76cfedb16d..90d1d8e64412 100644 --- a/include/linux/mailbox/mtk-cmdq-mailbox.h +++ b/include/linux/mailbox/mtk-cmdq-mailbox.h @@ -61,6 +61,7 @@ enum cmdq_code { CMDQ_CODE_WFE = 0x20, CMDQ_CODE_EOC = 0x40, CMDQ_CODE_WRITE_S = 0x90, + CMDQ_CODE_WRITE_S_MASK = 0x91, CMDQ_CODE_LOGIC = 0xa0, }; diff --git a/include/linux/soc/mediatek/mtk-cmdq.h b/include/linux/soc/mediatek/mtk-cmdq.h index 9b0c57a0063d..53230341bf94 100644 --- a/include/linux/soc/mediatek/mtk-cmdq.h +++ b/include/linux/soc/mediatek/mtk-cmdq.h @@ -122,6 +122,24 @@ int cmdq_pkt_write_s(struct cmdq_pkt *pkt, u16 high_addr_reg_idx, u16 addr_low, u16 src_reg_idx); /** + * cmdq_pkt_write_s_mask() - append write_s with mask command to the CMDQ packet + * @pkt: the CMDQ packet + * @high_addr_reg_idx: internal register ID which contains high address of pa + * @addr_low: low address of pa + * @src_reg_idx: the CMDQ internal register ID which cache source value + * @mask: the specified target address mask, use U32_MAX if no need + * + * Return: 0 for success; else the error code is returned + * + * Support write value to physical address without subsys. Use CMDQ_ADDR_HIGH() + * to get high address and call cmdq_pkt_assign() to assign value into internal + * reg. Also use CMDQ_ADDR_LOW() to get low address for addr_low parameter when + * call to this function. + */ +int cmdq_pkt_write_s_mask(struct cmdq_pkt *pkt, u16 high_addr_reg_idx, + u16 addr_low, u16 src_reg_idx, u32 mask); + +/** * cmdq_pkt_wfe() - append wait for event command to the CMDQ packet * @pkt: the CMDQ packet * @event: the desired event type to "wait and CLEAR" From patchwork Tue Jul 7 15:45:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dennis-YC Hsieh X-Patchwork-Id: 11650779 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D97C213B1 for ; Wed, 8 Jul 2020 07:07:17 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B7BD0206DF for ; Wed, 8 Jul 2020 07:07:17 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="mHkCyA9O" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B7BD0206DF Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4CAE66E878; Wed, 8 Jul 2020 07:06:43 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mailgw01.mediatek.com (unknown [210.61.82.183]) by gabe.freedesktop.org (Postfix) with ESMTP id 88C9889DEC for ; Tue, 7 Jul 2020 15:46:34 +0000 (UTC) X-UUID: e48af8fa1951480dbd96a6dc9d799530-20200707 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=JHnnzMliL0zo94t403GWJbOP7Xl5uFEXZUlbV9zs2gs=; b=mHkCyA9OmF9qNsh+xePW3oW7EfVMAVgCWqWSElyAofK8F08FaM4rQdiC68FieKAd08ejj5vGWM3cnburuLp9XGoTZPLpqSrT1YJIuhrqZaixAyMUZ17V0CiAHNkFGObx3sUTwr7ILzA2s4rc6u3r8vLpVR7LVyeF4rat33vsCMg=; X-UUID: e48af8fa1951480dbd96a6dc9d799530-20200707 Received: from mtkcas07.mediatek.inc [(172.21.101.84)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 1674903097; Tue, 07 Jul 2020 23:46:29 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs05n1.mediatek.inc (172.21.101.15) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 7 Jul 2020 23:46:23 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 7 Jul 2020 23:46:24 +0800 From: Dennis YC Hsieh To: Matthias Brugger , Philipp Zabel , David Airlie , Daniel Vetter , CK Hu , Bibby Hsieh , Houlong Wei Subject: [PATCH v3 4/9] soc: mediatek: cmdq: add read_s function Date: Tue, 7 Jul 2020 23:45:09 +0800 Message-ID: <1594136714-11650-5-git-send-email-dennis-yc.hsieh@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1594136714-11650-1-git-send-email-dennis-yc.hsieh@mediatek.com> References: <1594136714-11650-1-git-send-email-dennis-yc.hsieh@mediatek.com> MIME-Version: 1.0 X-MTK: N X-Mailman-Approved-At: Wed, 08 Jul 2020 07:06:31 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: wsd_upstream@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, HS Liao , Dennis YC Hsieh , linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add read_s function in cmdq helper functions which support read value from register or dma physical address into gce internal register. Signed-off-by: Dennis YC Hsieh --- drivers/soc/mediatek/mtk-cmdq-helper.c | 15 +++++++++++++++ include/linux/mailbox/mtk-cmdq-mailbox.h | 1 + include/linux/soc/mediatek/mtk-cmdq.h | 12 ++++++++++++ 3 files changed, 28 insertions(+) diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c index 550e9e7e3ff2..ed9f5e63c195 100644 --- a/drivers/soc/mediatek/mtk-cmdq-helper.c +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c @@ -227,6 +227,21 @@ int cmdq_pkt_write_mask(struct cmdq_pkt *pkt, u8 subsys, } EXPORT_SYMBOL(cmdq_pkt_write_mask); +int cmdq_pkt_read_s(struct cmdq_pkt *pkt, u16 high_addr_reg_idx, u16 addr_low, + u16 reg_idx) +{ + struct cmdq_instruction inst = {}; + + inst.op = CMDQ_CODE_READ_S; + inst.dst_t = CMDQ_REG_TYPE; + inst.sop = high_addr_reg_idx; + inst.reg_dst = reg_idx; + inst.src_reg = addr_low; + + return cmdq_pkt_append_command(pkt, inst); +} +EXPORT_SYMBOL(cmdq_pkt_read_s); + int cmdq_pkt_write_s(struct cmdq_pkt *pkt, u16 high_addr_reg_idx, u16 addr_low, u16 src_reg_idx) { diff --git a/include/linux/mailbox/mtk-cmdq-mailbox.h b/include/linux/mailbox/mtk-cmdq-mailbox.h index 90d1d8e64412..efbd8a9eb2d1 100644 --- a/include/linux/mailbox/mtk-cmdq-mailbox.h +++ b/include/linux/mailbox/mtk-cmdq-mailbox.h @@ -60,6 +60,7 @@ enum cmdq_code { CMDQ_CODE_JUMP = 0x10, CMDQ_CODE_WFE = 0x20, CMDQ_CODE_EOC = 0x40, + CMDQ_CODE_READ_S = 0x80, CMDQ_CODE_WRITE_S = 0x90, CMDQ_CODE_WRITE_S_MASK = 0x91, CMDQ_CODE_LOGIC = 0xa0, diff --git a/include/linux/soc/mediatek/mtk-cmdq.h b/include/linux/soc/mediatek/mtk-cmdq.h index 53230341bf94..cd7ec714344e 100644 --- a/include/linux/soc/mediatek/mtk-cmdq.h +++ b/include/linux/soc/mediatek/mtk-cmdq.h @@ -104,6 +104,18 @@ struct cmdq_client *cmdq_mbox_create(struct device *dev, int index, int cmdq_pkt_write_mask(struct cmdq_pkt *pkt, u8 subsys, u16 offset, u32 value, u32 mask); +/* + * cmdq_pkt_read_s() - append read_s command to the CMDQ packet + * @pkt: the CMDQ packet + * @high_addr_reg_idx: internal register ID which contains high address of pa + * @addr_low: low address of pa + * @reg_idx: the CMDQ internal register ID to cache read data + * + * Return: 0 for success; else the error code is returned + */ +int cmdq_pkt_read_s(struct cmdq_pkt *pkt, u16 high_addr_reg_idx, u16 addr_low, + u16 reg_idx); + /** * cmdq_pkt_write_s() - append write_s command to the CMDQ packet * @pkt: the CMDQ packet From patchwork Tue Jul 7 15:45:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dennis-YC Hsieh X-Patchwork-Id: 11650831 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 9FF0313B1 for ; Wed, 8 Jul 2020 07:08:24 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7E54D206DF for ; 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d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=TCKXw2aaHS0jJKFuZn+rZCGtv7Jh9O+MQqerArylJqE=; b=fAfb8H+gKynKROn2uvaBFbiyNrSwxkmiIbFeI+VLJi1KaSi9QehwmMF03vMUC0pGf/D7TNeTCfychTG8tLnoHs0t4gLHFfhX/6q9b02JGJqpnoVgKfS7dRpawC93p95gDaqsl2v7+bf+aYE0hofOqNwH8y5bvHY8si34QEQo25g=; X-UUID: 060078aa5bd046eeb4425d75195641f9-20200707 Received: from mtkexhb01.mediatek.inc [(172.21.101.102)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 780704541; Tue, 07 Jul 2020 23:46:34 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs01n2.mediatek.inc (172.21.101.79) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 7 Jul 2020 23:46:24 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 7 Jul 2020 23:46:24 +0800 From: Dennis YC Hsieh To: Matthias Brugger , Philipp Zabel , David Airlie , Daniel Vetter , CK Hu , Bibby Hsieh , Houlong Wei Subject: [PATCH v3 5/9] soc: mediatek: cmdq: add write_s value function Date: Tue, 7 Jul 2020 23:45:10 +0800 Message-ID: <1594136714-11650-6-git-send-email-dennis-yc.hsieh@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1594136714-11650-1-git-send-email-dennis-yc.hsieh@mediatek.com> References: <1594136714-11650-1-git-send-email-dennis-yc.hsieh@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 9B94CC75E090C158ED8DCA63F637843D9DB17E92CEA15E5AB79417A439FEEA202000:8 X-MTK: N X-Mailman-Approved-At: Wed, 08 Jul 2020 07:06:31 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: wsd_upstream@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, HS Liao , Dennis YC Hsieh , linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" add write_s function in cmdq helper functions which writes a constant value to address with large dma access support. Signed-off-by: Dennis YC Hsieh --- drivers/soc/mediatek/mtk-cmdq-helper.c | 14 ++++++++++++++ include/linux/soc/mediatek/mtk-cmdq.h | 13 +++++++++++++ 2 files changed, 27 insertions(+) diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c index ed9f5e63c195..4e86b65815fc 100644 --- a/drivers/soc/mediatek/mtk-cmdq-helper.c +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c @@ -280,6 +280,20 @@ int cmdq_pkt_write_s_mask(struct cmdq_pkt *pkt, u16 high_addr_reg_idx, } EXPORT_SYMBOL(cmdq_pkt_write_s_mask); +int cmdq_pkt_write_s_value(struct cmdq_pkt *pkt, u8 high_addr_reg_idx, + u16 addr_low, u32 value) +{ + struct cmdq_instruction inst = {}; + + inst.op = CMDQ_CODE_WRITE_S; + inst.sop = high_addr_reg_idx; + inst.offset = addr_low; + inst.value = value; + + return cmdq_pkt_append_command(pkt, inst); +} +EXPORT_SYMBOL(cmdq_pkt_write_s_value); + int cmdq_pkt_wfe(struct cmdq_pkt *pkt, u16 event) { struct cmdq_instruction inst = { {0} }; diff --git a/include/linux/soc/mediatek/mtk-cmdq.h b/include/linux/soc/mediatek/mtk-cmdq.h index cd7ec714344e..ae73e10da274 100644 --- a/include/linux/soc/mediatek/mtk-cmdq.h +++ b/include/linux/soc/mediatek/mtk-cmdq.h @@ -152,6 +152,19 @@ int cmdq_pkt_write_s_mask(struct cmdq_pkt *pkt, u16 high_addr_reg_idx, u16 addr_low, u16 src_reg_idx, u32 mask); /** + * cmdq_pkt_write_s_value() - append write_s command to the CMDQ packet which + * write value to a physical address + * @pkt: the CMDQ packet + * @high_addr_reg_idx: internal register ID which contains high address of pa + * @addr_low: low address of pa + * @value: the specified target value + * + * Return: 0 for success; else the error code is returned + */ +int cmdq_pkt_write_s_value(struct cmdq_pkt *pkt, u8 high_addr_reg_idx, + u16 addr_low, u32 value); + +/** * cmdq_pkt_wfe() - append wait for event command to the CMDQ packet * @pkt: the CMDQ packet * @event: the desired event type to "wait and CLEAR" From patchwork Tue Jul 7 15:45:11 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dennis-YC Hsieh X-Patchwork-Id: 11650781 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id F33BD739 for ; Wed, 8 Jul 2020 07:07:20 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D1A43206DF for ; 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d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=DOg/xv38YlU/dweWNTweZH+u8royVxXszWOVnK2vnzg=; b=VMmHXe1I1yjImxo/4ehOa5FvLtOZKgX8tJd5xnnHaTHnfG3l0EOvOUnDzMCx0cczMvSNwaukivRXzqe/I7n0i/9CjBK/64/0CB2rmy7QGvGnhtnENY/Y0NptTM+/6j+xc53Gm7pdLNtkTv89zmwN8TR5ijAaH8Xl7v+fBwD8NkA=; X-UUID: e290f9ab4c6645ff971baf1f37386247-20200707 Received: from mtkcas10.mediatek.inc [(172.21.101.39)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 845986224; Tue, 07 Jul 2020 23:46:28 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs05n2.mediatek.inc (172.21.101.140) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 7 Jul 2020 23:46:24 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 7 Jul 2020 23:46:24 +0800 From: Dennis YC Hsieh To: Matthias Brugger , Philipp Zabel , David Airlie , Daniel Vetter , CK Hu , Bibby Hsieh , Houlong Wei Subject: [PATCH v3 6/9] soc: mediatek: cmdq: add write_s_mask value function Date: Tue, 7 Jul 2020 23:45:11 +0800 Message-ID: <1594136714-11650-7-git-send-email-dennis-yc.hsieh@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1594136714-11650-1-git-send-email-dennis-yc.hsieh@mediatek.com> References: <1594136714-11650-1-git-send-email-dennis-yc.hsieh@mediatek.com> MIME-Version: 1.0 X-MTK: N X-Mailman-Approved-At: Wed, 08 Jul 2020 07:06:31 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: wsd_upstream@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, HS Liao , Dennis YC Hsieh , linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" add write_s_mask_value function in cmdq helper functions which writes a constant value to address with mask and large dma access support. Signed-off-by: Dennis YC Hsieh --- drivers/soc/mediatek/mtk-cmdq-helper.c | 21 +++++++++++++++++++++ include/linux/soc/mediatek/mtk-cmdq.h | 15 +++++++++++++++ 2 files changed, 36 insertions(+) diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c index 4e86b65815fc..b6e25f216605 100644 --- a/drivers/soc/mediatek/mtk-cmdq-helper.c +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c @@ -294,6 +294,27 @@ int cmdq_pkt_write_s_value(struct cmdq_pkt *pkt, u8 high_addr_reg_idx, } EXPORT_SYMBOL(cmdq_pkt_write_s_value); +int cmdq_pkt_write_s_mask_value(struct cmdq_pkt *pkt, u8 high_addr_reg_idx, + u16 addr_low, u32 value, u32 mask) +{ + struct cmdq_instruction inst = {}; + int err; + + inst.op = CMDQ_CODE_MASK; + inst.mask = ~mask; + err = cmdq_pkt_append_command(pkt, inst); + if (err < 0) + return err; + + inst.op = CMDQ_CODE_WRITE_S_MASK; + inst.sop = high_addr_reg_idx; + inst.offset = addr_low; + inst.value = value; + + return cmdq_pkt_append_command(pkt, inst); +} +EXPORT_SYMBOL(cmdq_pkt_write_s_mask_value); + int cmdq_pkt_wfe(struct cmdq_pkt *pkt, u16 event) { struct cmdq_instruction inst = { {0} }; diff --git a/include/linux/soc/mediatek/mtk-cmdq.h b/include/linux/soc/mediatek/mtk-cmdq.h index ae73e10da274..d9390d76ee14 100644 --- a/include/linux/soc/mediatek/mtk-cmdq.h +++ b/include/linux/soc/mediatek/mtk-cmdq.h @@ -165,6 +165,21 @@ int cmdq_pkt_write_s_value(struct cmdq_pkt *pkt, u8 high_addr_reg_idx, u16 addr_low, u32 value); /** + * cmdq_pkt_write_s_mask_value() - append write_s command with mask to the CMDQ + * packet which write value to a physical + * address + * @pkt: the CMDQ packet + * @high_addr_reg_idx: internal register ID which contains high address of pa + * @addr_low: low address of pa + * @value: the specified target value + * @mask: the specified target mask + * + * Return: 0 for success; else the error code is returned + */ +int cmdq_pkt_write_s_mask_value(struct cmdq_pkt *pkt, u8 high_addr_reg_idx, + u16 addr_low, u32 value, u32 mask); + +/** * cmdq_pkt_wfe() - append wait for event command to the CMDQ packet * @pkt: the CMDQ packet * @event: the desired event type to "wait and CLEAR" From patchwork Tue Jul 7 15:45:12 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dennis-YC Hsieh X-Patchwork-Id: 11650783 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1707C739 for ; Wed, 8 Jul 2020 07:07:26 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E9E7620760 for ; Wed, 8 Jul 2020 07:07:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="aywaiOYH" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E9E7620760 Authentication-Results: mail.kernel.org; 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X-UUID: f620e6540173436dbeb60bd74a3e46c9-20200707 Received: from mtkcas07.mediatek.inc [(172.21.101.84)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 2090881792; Tue, 07 Jul 2020 23:46:29 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs05n1.mediatek.inc (172.21.101.15) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 7 Jul 2020 23:46:24 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 7 Jul 2020 23:46:25 +0800 From: Dennis YC Hsieh To: Matthias Brugger , Philipp Zabel , David Airlie , Daniel Vetter , CK Hu , Bibby Hsieh , Houlong Wei Subject: [PATCH v3 7/9] soc: mediatek: cmdq: add jump function Date: Tue, 7 Jul 2020 23:45:12 +0800 Message-ID: <1594136714-11650-8-git-send-email-dennis-yc.hsieh@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1594136714-11650-1-git-send-email-dennis-yc.hsieh@mediatek.com> References: <1594136714-11650-1-git-send-email-dennis-yc.hsieh@mediatek.com> MIME-Version: 1.0 X-MTK: N X-Mailman-Approved-At: Wed, 08 Jul 2020 07:06:31 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: wsd_upstream@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, HS Liao , Dennis YC Hsieh , linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add jump function so that client can jump to any address which contains instruction. Signed-off-by: Dennis YC Hsieh --- drivers/soc/mediatek/mtk-cmdq-helper.c | 13 +++++++++++++ include/linux/soc/mediatek/mtk-cmdq.h | 11 +++++++++++ 2 files changed, 24 insertions(+) diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c index b6e25f216605..d55dc3296105 100644 --- a/drivers/soc/mediatek/mtk-cmdq-helper.c +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c @@ -13,6 +13,7 @@ #define CMDQ_POLL_ENABLE_MASK BIT(0) #define CMDQ_EOC_IRQ_EN BIT(0) #define CMDQ_REG_TYPE 1 +#define CMDQ_JUMP_RELATIVE 1 struct cmdq_instruction { union { @@ -407,6 +408,18 @@ int cmdq_pkt_assign(struct cmdq_pkt *pkt, u16 reg_idx, u32 value) } EXPORT_SYMBOL(cmdq_pkt_assign); +int cmdq_pkt_jump(struct cmdq_pkt *pkt, dma_addr_t addr) +{ + struct cmdq_instruction inst = {}; + + inst.op = CMDQ_CODE_JUMP; + inst.offset = CMDQ_JUMP_RELATIVE; + inst.value = addr >> + cmdq_get_shift_pa(((struct cmdq_client *)pkt->cl)->chan); + return cmdq_pkt_append_command(pkt, inst); +} +EXPORT_SYMBOL(cmdq_pkt_jump); + int cmdq_pkt_finalize(struct cmdq_pkt *pkt) { struct cmdq_instruction inst = { {0} }; diff --git a/include/linux/soc/mediatek/mtk-cmdq.h b/include/linux/soc/mediatek/mtk-cmdq.h index d9390d76ee14..34354e952f60 100644 --- a/include/linux/soc/mediatek/mtk-cmdq.h +++ b/include/linux/soc/mediatek/mtk-cmdq.h @@ -253,6 +253,17 @@ int cmdq_pkt_poll_mask(struct cmdq_pkt *pkt, u8 subsys, int cmdq_pkt_assign(struct cmdq_pkt *pkt, u16 reg_idx, u32 value); /** + * cmdq_pkt_jump() - Append jump command to the CMDQ packet, ask GCE + * to execute an instruction that change current thread PC to + * a physical address which should contains more instruction. + * @pkt: the CMDQ packet + * @addr: physical address of target instruction buffer + * + * Return: 0 for success; else the error code is returned + */ +int cmdq_pkt_jump(struct cmdq_pkt *pkt, dma_addr_t addr); + +/** * cmdq_pkt_finalize() - Append EOC and jump command to pkt. * @pkt: the CMDQ packet * From patchwork Tue Jul 7 15:45:13 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dennis-YC Hsieh X-Patchwork-Id: 11650797 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 48DB913B1 for ; Wed, 8 Jul 2020 07:07:50 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id F1435206DF for ; Wed, 8 Jul 2020 07:07:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="C/eo/y+P" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org F1435206DF Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5E85A6E870; 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Tue, 7 Jul 2020 23:46:24 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 7 Jul 2020 23:46:25 +0800 From: Dennis YC Hsieh To: Matthias Brugger , Philipp Zabel , David Airlie , Daniel Vetter , CK Hu , Bibby Hsieh , Houlong Wei Subject: [PATCH v3 8/9] soc: mediatek: cmdq: add clear option in cmdq_pkt_wfe api Date: Tue, 7 Jul 2020 23:45:13 +0800 Message-ID: <1594136714-11650-9-git-send-email-dennis-yc.hsieh@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1594136714-11650-1-git-send-email-dennis-yc.hsieh@mediatek.com> References: <1594136714-11650-1-git-send-email-dennis-yc.hsieh@mediatek.com> MIME-Version: 1.0 X-MTK: N X-Mailman-Approved-At: Wed, 08 Jul 2020 07:06:31 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: wsd_upstream@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, HS Liao , Dennis YC Hsieh , linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add clear parameter to let client decide if event should be clear to 0 after GCE receive it. Change since v2: - Keep behavior in drm crtc driver and separate bug fix code into another patch. Signed-off-by: Dennis YC Hsieh --- drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 2 +- drivers/soc/mediatek/mtk-cmdq-helper.c | 5 +++-- include/linux/mailbox/mtk-cmdq-mailbox.h | 3 +-- include/linux/soc/mediatek/mtk-cmdq.h | 5 +++-- 4 files changed, 8 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c index ec6c9ffbf35e..c84e7a14d4a8 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c @@ -490,7 +490,7 @@ static void mtk_drm_crtc_hw_config(struct mtk_drm_crtc *mtk_crtc) mbox_flush(mtk_crtc->cmdq_client->chan, 2000); cmdq_handle = cmdq_pkt_create(mtk_crtc->cmdq_client, PAGE_SIZE); cmdq_pkt_clear_event(cmdq_handle, mtk_crtc->cmdq_event); - cmdq_pkt_wfe(cmdq_handle, mtk_crtc->cmdq_event); + cmdq_pkt_wfe(cmdq_handle, mtk_crtc->cmdq_event, true); mtk_crtc_ddp_config(crtc, cmdq_handle); cmdq_pkt_finalize(cmdq_handle); cmdq_pkt_flush_async(cmdq_handle, ddp_cmdq_cb, cmdq_handle); diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c index d55dc3296105..505651b0d715 100644 --- a/drivers/soc/mediatek/mtk-cmdq-helper.c +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c @@ -316,15 +316,16 @@ int cmdq_pkt_write_s_mask_value(struct cmdq_pkt *pkt, u8 high_addr_reg_idx, } EXPORT_SYMBOL(cmdq_pkt_write_s_mask_value); -int cmdq_pkt_wfe(struct cmdq_pkt *pkt, u16 event) +int cmdq_pkt_wfe(struct cmdq_pkt *pkt, u16 event, bool clear) { struct cmdq_instruction inst = { {0} }; + u32 clear_option = clear ? CMDQ_WFE_UPDATE : 0; if (event >= CMDQ_MAX_EVENT) return -EINVAL; inst.op = CMDQ_CODE_WFE; - inst.value = CMDQ_WFE_OPTION; + inst.value = CMDQ_WFE_OPTION | clear_option; inst.event = event; return cmdq_pkt_append_command(pkt, inst); diff --git a/include/linux/mailbox/mtk-cmdq-mailbox.h b/include/linux/mailbox/mtk-cmdq-mailbox.h index efbd8a9eb2d1..d5a983d65f05 100644 --- a/include/linux/mailbox/mtk-cmdq-mailbox.h +++ b/include/linux/mailbox/mtk-cmdq-mailbox.h @@ -28,8 +28,7 @@ * bit 16-27: update value * bit 31: 1 - update, 0 - no update */ -#define CMDQ_WFE_OPTION (CMDQ_WFE_UPDATE | CMDQ_WFE_WAIT | \ - CMDQ_WFE_WAIT_VALUE) +#define CMDQ_WFE_OPTION (CMDQ_WFE_WAIT | CMDQ_WFE_WAIT_VALUE) /** cmdq event maximum */ #define CMDQ_MAX_EVENT 0x3ff diff --git a/include/linux/soc/mediatek/mtk-cmdq.h b/include/linux/soc/mediatek/mtk-cmdq.h index 34354e952f60..960704d75994 100644 --- a/include/linux/soc/mediatek/mtk-cmdq.h +++ b/include/linux/soc/mediatek/mtk-cmdq.h @@ -182,11 +182,12 @@ int cmdq_pkt_write_s_mask_value(struct cmdq_pkt *pkt, u8 high_addr_reg_idx, /** * cmdq_pkt_wfe() - append wait for event command to the CMDQ packet * @pkt: the CMDQ packet - * @event: the desired event type to "wait and CLEAR" + * @event: the desired event type to wait + * @clear: clear event or not after event arrive * * Return: 0 for success; else the error code is returned */ -int cmdq_pkt_wfe(struct cmdq_pkt *pkt, u16 event); +int cmdq_pkt_wfe(struct cmdq_pkt *pkt, u16 event, bool clear); /** * cmdq_pkt_clear_event() - append clear event command to the CMDQ packet From patchwork Tue Jul 7 15:45:14 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dennis-YC Hsieh X-Patchwork-Id: 11650805 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 96DE7739 for ; Wed, 8 Jul 2020 07:07:59 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 75BC920760 for ; Wed, 8 Jul 2020 07:07:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="Sp9Nq6UA" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 75BC920760 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 629E16E86E; Wed, 8 Jul 2020 07:06:42 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mailgw01.mediatek.com (unknown [210.61.82.183]) by gabe.freedesktop.org (Postfix) with ESMTP id 2553D6E227 for ; Tue, 7 Jul 2020 15:46:34 +0000 (UTC) X-UUID: f83b2b00b9224e82a090c1aa6d2915d5-20200707 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=0QW/Y65kX+qJtvLrwd+2vrHj2NORCkDYnjrB6/h++Kg=; b=Sp9Nq6UA7eV4sD8Gdu6UF/IOYWebhYc/zuXbAqLz6RJKi7JL2KtkD8tom2TB0CcFU4aQyq47/LYqDvtqFhsxWVd8pcM2dCfjrmhXm2IT9hL09mxBye8EXdTbXXd6U15f0pf4Gl/9o2xBnomGPZhDbRMGiaB+d3lqbHL3HRRCSC0=; X-UUID: f83b2b00b9224e82a090c1aa6d2915d5-20200707 Received: from mtkcas07.mediatek.inc [(172.21.101.84)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 15148973; Tue, 07 Jul 2020 23:46:29 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs05n1.mediatek.inc (172.21.101.15) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 7 Jul 2020 23:46:24 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 7 Jul 2020 23:46:25 +0800 From: Dennis YC Hsieh To: Matthias Brugger , Philipp Zabel , David Airlie , Daniel Vetter , CK Hu , Bibby Hsieh , Houlong Wei Subject: [PATCH v3 9/9] drm/mediatek: reduce clear event Date: Tue, 7 Jul 2020 23:45:14 +0800 Message-ID: <1594136714-11650-10-git-send-email-dennis-yc.hsieh@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1594136714-11650-1-git-send-email-dennis-yc.hsieh@mediatek.com> References: <1594136714-11650-1-git-send-email-dennis-yc.hsieh@mediatek.com> MIME-Version: 1.0 X-MTK: N X-Mailman-Approved-At: Wed, 08 Jul 2020 07:06:31 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: wsd_upstream@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, HS Liao , Dennis YC Hsieh , linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" No need to clear event again since event always clear before wait. This fix depend on patch: "soc: mediatek: cmdq: add clear option in cmdq_pkt_wfe api" Fixes: 2f965be7f9008 ("drm/mediatek: apply CMDQ control flow") Signed-off-by: Dennis YC Hsieh Reviewed-by: Bibby Hsieh --- drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c index c84e7a14d4a8..ba6cf956b239 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c @@ -490,7 +490,7 @@ static void mtk_drm_crtc_hw_config(struct mtk_drm_crtc *mtk_crtc) mbox_flush(mtk_crtc->cmdq_client->chan, 2000); cmdq_handle = cmdq_pkt_create(mtk_crtc->cmdq_client, PAGE_SIZE); cmdq_pkt_clear_event(cmdq_handle, mtk_crtc->cmdq_event); - cmdq_pkt_wfe(cmdq_handle, mtk_crtc->cmdq_event, true); + cmdq_pkt_wfe(cmdq_handle, mtk_crtc->cmdq_event, false); mtk_crtc_ddp_config(crtc, cmdq_handle); cmdq_pkt_finalize(cmdq_handle); cmdq_pkt_flush_async(cmdq_handle, ddp_cmdq_cb, cmdq_handle);