From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MIME_BASE64_TEXT,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0E74DC433E1 for ; Thu, 28 May 2020 17:06:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E18362089D for ; Thu, 28 May 2020 17:06:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="A1ztlDRy" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2405477AbgE1RGT (ORCPT ); Thu, 28 May 2020 13:06:19 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:31229 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S2405384AbgE1RFY (ORCPT ); Thu, 28 May 2020 13:05:24 -0400 X-UUID: 76bfacfd98a449ddb4d286df51d7a1a9-20200529 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=Eom+bJqurS/dqNzfrcniOtuvCPDFdKtJTHEiGRe1jB8=; b=A1ztlDRy+c0Y4KgklbZr85/GbJkwzn1GnPGcKYQBmZIwC68JCHtnGAGpA5FNCyIw7+pRcFZiViHUg3jcFz8Dcnk3VHcoRhfybnIulwokRt06RHKoHB10y7gdPozmeU+zIRPWBzX4Jx5B7g/qQc6xZGDnuf9Jwygk2ICCcyrRKHA=; X-UUID: 76bfacfd98a449ddb4d286df51d7a1a9-20200529 Received: from mtkcas07.mediatek.inc [(172.21.101.84)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 1990888823; Fri, 29 May 2020 01:05:12 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs08n1.mediatek.inc (172.21.101.55) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 29 May 2020 01:05:09 +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; Fri, 29 May 2020 01:05:09 +0800 From: Dennis YC Hsieh To: Rob Herring , Mark Rutland , Matthias Brugger , Jassi Brar , Philipp Zabel , David Airlie , Daniel Vetter CC: , , , , , Bibby Hsieh , CK Hu , Houlong Wei , , HS Liao , Dennis YC Hsieh Subject: [PATCH v6 14/16] soc: mediatek: cmdq: add jump function Date: Fri, 29 May 2020 01:04:49 +0800 Message-ID: <1590685491-17107-15-git-send-email-dennis-yc.hsieh@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1590685491-17107-1-git-send-email-dennis-yc.hsieh@mediatek.com> References: <1590685491-17107-1-git-send-email-dennis-yc.hsieh@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Content-Transfer-Encoding: base64 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org QWRkIGp1bXAgZnVuY3Rpb24gc28gdGhhdCBjbGllbnQgY2FuIGp1bXAgdG8gYW55IGFkZHJlc3Mg d2hpY2gNCmNvbnRhaW5zIGluc3RydWN0aW9uLg0KDQpTaWduZWQtb2ZmLWJ5OiBEZW5uaXMgWUMg SHNpZWggPGRlbm5pcy15Yy5oc2llaEBtZWRpYXRlay5jb20+DQpSZXZpZXdlZC1ieTogQ0sgSHUg PGNrLmh1QG1lZGlhdGVrLmNvbT4NCi0tLQ0KIGRyaXZlcnMvc29jL21lZGlhdGVrL210ay1jbWRx LWhlbHBlci5jIHwgMTMgKysrKysrKysrKysrKw0KIGluY2x1ZGUvbGludXgvc29jL21lZGlhdGVr L210ay1jbWRxLmggIHwgMTEgKysrKysrKysrKysNCiAyIGZpbGVzIGNoYW5nZWQsIDI0IGluc2Vy dGlvbnMoKykNCg0KZGlmZiAtLWdpdCBhL2RyaXZlcnMvc29jL21lZGlhdGVrL210ay1jbWRxLWhl bHBlci5jIGIvZHJpdmVycy9zb2MvbWVkaWF0ZWsvbXRrLWNtZHEtaGVscGVyLmMNCmluZGV4IGVi Y2RkMzBjZDc4My4uNWNmOWU3MWI3OTAwIDEwMDY0NA0KLS0tIGEvZHJpdmVycy9zb2MvbWVkaWF0 ZWsvbXRrLWNtZHEtaGVscGVyLmMNCisrKyBiL2RyaXZlcnMvc29jL21lZGlhdGVrL210ay1jbWRx LWhlbHBlci5jDQpAQCAtMTMsNiArMTMsNyBAQA0KICNkZWZpbmUgQ01EUV9QT0xMX0VOQUJMRV9N QVNLCUJJVCgwKQ0KICNkZWZpbmUgQ01EUV9FT0NfSVJRX0VOCQlCSVQoMCkNCiAjZGVmaW5lIENN RFFfUkVHX1RZUEUJCTENCisjZGVmaW5lIENNRFFfSlVNUF9SRUxBVElWRQkxDQogDQogc3RydWN0 IGNtZHFfaW5zdHJ1Y3Rpb24gew0KIAl1bmlvbiB7DQpAQCAtMzkxLDYgKzM5MiwxOCBAQCBpbnQg Y21kcV9wa3RfYXNzaWduKHN0cnVjdCBjbWRxX3BrdCAqcGt0LCB1MTYgcmVnX2lkeCwgdTMyIHZh bHVlKQ0KIH0NCiBFWFBPUlRfU1lNQk9MKGNtZHFfcGt0X2Fzc2lnbik7DQogDQoraW50IGNtZHFf cGt0X2p1bXAoc3RydWN0IGNtZHFfcGt0ICpwa3QsIGRtYV9hZGRyX3QgYWRkcikNCit7DQorCXN0 cnVjdCBjbWRxX2luc3RydWN0aW9uIGluc3QgPSB7IHswfSB9Ow0KKw0KKwlpbnN0Lm9wID0gQ01E UV9DT0RFX0pVTVA7DQorCWluc3Qub2Zmc2V0ID0gQ01EUV9KVU1QX1JFTEFUSVZFOw0KKwlpbnN0 LnZhbHVlID0gYWRkciA+Pg0KKwkJY21kcV9tYm94X3NoaWZ0KCgoc3RydWN0IGNtZHFfY2xpZW50 ICopcGt0LT5jbCktPmNoYW4pOw0KKwlyZXR1cm4gY21kcV9wa3RfYXBwZW5kX2NvbW1hbmQocGt0 LCBpbnN0KTsNCit9DQorRVhQT1JUX1NZTUJPTChjbWRxX3BrdF9qdW1wKTsNCisNCiBpbnQgY21k cV9wa3RfZmluYWxpemUoc3RydWN0IGNtZHFfcGt0ICpwa3QpDQogew0KIAlzdHJ1Y3QgY21kcV9p bnN0cnVjdGlvbiBpbnN0ID0geyB7MH0gfTsNCmRpZmYgLS1naXQgYS9pbmNsdWRlL2xpbnV4L3Nv Yy9tZWRpYXRlay9tdGstY21kcS5oIGIvaW5jbHVkZS9saW51eC9zb2MvbWVkaWF0ZWsvbXRrLWNt ZHEuaA0KaW5kZXggNzAzY2ZmY2Q1NWJkLi45NDk0YjI5M2JhZDkgMTAwNjQ0DQotLS0gYS9pbmNs dWRlL2xpbnV4L3NvYy9tZWRpYXRlay9tdGstY21kcS5oDQorKysgYi9pbmNsdWRlL2xpbnV4L3Nv Yy9tZWRpYXRlay9tdGstY21kcS5oDQpAQCAtMjQ0LDYgKzI0NCwxNyBAQCBpbnQgY21kcV9wa3Rf cG9sbF9tYXNrKHN0cnVjdCBjbWRxX3BrdCAqcGt0LCB1OCBzdWJzeXMsDQogICovDQogaW50IGNt ZHFfcGt0X2Fzc2lnbihzdHJ1Y3QgY21kcV9wa3QgKnBrdCwgdTE2IHJlZ19pZHgsIHUzMiB2YWx1 ZSk7DQogDQorLyoqDQorICogY21kcV9wa3RfanVtcCgpIC0gQXBwZW5kIGp1bXAgY29tbWFuZCB0 byB0aGUgQ01EUSBwYWNrZXQsIGFzayBHQ0UNCisgKgkJICAgICB0byBleGVjdXRlIGFuIGluc3Ry dWN0aW9uIHRoYXQgY2hhbmdlIGN1cnJlbnQgdGhyZWFkIFBDIHRvDQorICoJCSAgICAgYSBwaHlz aWNhbCBhZGRyZXNzIHdoaWNoIHNob3VsZCBjb250YWlucyBtb3JlIGluc3RydWN0aW9uLg0KKyAq IEBwa3Q6ICAgICAgICB0aGUgQ01EUSBwYWNrZXQNCisgKiBAYWRkcjogICAgICAgcGh5c2ljYWwg YWRkcmVzcyBvZiB0YXJnZXQgaW5zdHJ1Y3Rpb24gYnVmZmVyDQorICoNCisgKiBSZXR1cm46IDAg Zm9yIHN1Y2Nlc3M7IGVsc2UgdGhlIGVycm9yIGNvZGUgaXMgcmV0dXJuZWQNCisgKi8NCitpbnQg Y21kcV9wa3RfanVtcChzdHJ1Y3QgY21kcV9wa3QgKnBrdCwgZG1hX2FkZHJfdCBhZGRyKTsNCisN CiAvKioNCiAgKiBjbWRxX3BrdF9maW5hbGl6ZSgpIC0gQXBwZW5kIEVPQyBhbmQganVtcCBjb21t YW5kIHRvIHBrdC4NCiAgKiBAcGt0Ogl0aGUgQ01EUSBwYWNrZXQNCi0tIA0KMi4xOC4wDQo= From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.7 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9A2A4C433E1 for ; Thu, 28 May 2020 17:17:19 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 6B5AD20721 for ; Thu, 28 May 2020 17:17:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="dK2V82P+"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="K2tL+txC" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6B5AD20721 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=44B0i6CZ/0JJgu/UwLDaa8qfZ1/TfQw+hwt6Z/Tr2qY=; b=dK2V82P+Q8gcT9 FQJrIjyty5i26nf2FPKl1Zv9HLLiJajCMWXCl4NNNVES4o73icwsDwNpsOKIUImHgXy4uFedQVTZk GmZ5uHHxWr4vrlG0iElz/ZGPqY30SjaaXWN/9xgQ4jFai762QXB2fB6ZVITvivA6lfDXf+DsHekqd 7CLvniqoj/t/waYOX0NH4EY/Mk9UZrIplFDdRW+KYY8F/my5VpNquAJS1r/P75V2q4f2f2Ohw/8ja Kc9kncd39pMrD4BG8Y4tTlc5h7CiwJoprLKyevh5YVMSVs99YvaYxVS9Vixphq9rszS2oNdouM91O vP+0EZ3Mtis1bGqder9A==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jeM9R-0003BB-AB; Thu, 28 May 2020 17:17:05 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jeM7m-0001WT-F9; Thu, 28 May 2020 17:15:24 +0000 X-UUID: 8d320025a933453384ab4746b0d78182-20200528 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=Eom+bJqurS/dqNzfrcniOtuvCPDFdKtJTHEiGRe1jB8=; b=K2tL+txC/8xoTXAtS0lhI4voNr87hXTziKdaXEyir8dsPhs2qkcL0z+dQThdegU8veSamUPOpZL27cBt0c+113cM5nSbrSovE5p1RbaC9ExmBEcZD/VqjJgp/wYFwp882tmDQmMdpfBm/D2XTNtjuVkWPCmkdVcK832L7NFdvPk=; X-UUID: 8d320025a933453384ab4746b0d78182-20200528 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1501990401; Thu, 28 May 2020 09:15:01 -0800 Received: from mtkmbs08n1.mediatek.inc (172.21.101.55) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 28 May 2020 10:05:15 -0700 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs08n1.mediatek.inc (172.21.101.55) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 29 May 2020 01:05:09 +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; Fri, 29 May 2020 01:05:09 +0800 From: Dennis YC Hsieh To: Rob Herring , Mark Rutland , Matthias Brugger , Jassi Brar , Philipp Zabel , "David Airlie" , Daniel Vetter Subject: [PATCH v6 14/16] soc: mediatek: cmdq: add jump function Date: Fri, 29 May 2020 01:04:49 +0800 Message-ID: <1590685491-17107-15-git-send-email-dennis-yc.hsieh@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1590685491-17107-1-git-send-email-dennis-yc.hsieh@mediatek.com> References: <1590685491-17107-1-git-send-email-dennis-yc.hsieh@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200528_101522_560721_3E345EC7 X-CRM114-Status: GOOD ( 10.90 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, wsd_upstream@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, HS Liao , Dennis YC Hsieh , linux-mediatek@lists.infradead.org, Houlong Wei , Bibby Hsieh , CK Hu , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Add jump function so that client can jump to any address which contains instruction. Signed-off-by: Dennis YC Hsieh Reviewed-by: CK Hu --- 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 ebcdd30cd783..5cf9e71b7900 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 { @@ -391,6 +392,18 @@ 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 = { {0} }; + + inst.op = CMDQ_CODE_JUMP; + inst.offset = CMDQ_JUMP_RELATIVE; + inst.value = addr >> + cmdq_mbox_shift(((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 703cffcd55bd..9494b293bad9 100644 --- a/include/linux/soc/mediatek/mtk-cmdq.h +++ b/include/linux/soc/mediatek/mtk-cmdq.h @@ -244,6 +244,17 @@ 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 -- 2.18.0 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.7 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 663D6C433E0 for ; Thu, 28 May 2020 17:17:13 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 293E3207BC for ; Thu, 28 May 2020 17:17:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="YNEXVWgk"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="K2tL+txC" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 293E3207BC Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=kzTjHXY7kE8JMV9w6BYEaLp9DPBOXpIyCGXcvrRo6a0=; b=YNEXVWgkoSv42M N6zcaWRtWHTieJPculohrJlaiEpam+6rreCLoh5qbXqUzeye4o8ddopnK140jfHzZgf3TgxVnpS77 U0PTrZQhXz9xE8g0T9T2ZgvuZ+cCLQDVJs1VJVCwo9p9ZV5eDQkJ651f05N2uAxqbLm+9m//bnyU8 Yf7tfJr5cyaRN/Q1MWR3Uf6hGLR19GiIJEvO2II5urRRqA0Nofcd6XHC1eV5in8CK5G20tu5jCixN fXXf9X0Zh+5aicQ8V4NOYcBYdWLAow/uJydnR3yPJ0FZEemjhsVjdf9BZTR5H7l9/+Hl2NgpcGsRL n3w/eaq9IqGFy6R49q4Q==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jeM9W-0003FE-KU; Thu, 28 May 2020 17:17:10 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jeM7m-0001WT-F9; Thu, 28 May 2020 17:15:24 +0000 X-UUID: 8d320025a933453384ab4746b0d78182-20200528 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=Eom+bJqurS/dqNzfrcniOtuvCPDFdKtJTHEiGRe1jB8=; b=K2tL+txC/8xoTXAtS0lhI4voNr87hXTziKdaXEyir8dsPhs2qkcL0z+dQThdegU8veSamUPOpZL27cBt0c+113cM5nSbrSovE5p1RbaC9ExmBEcZD/VqjJgp/wYFwp882tmDQmMdpfBm/D2XTNtjuVkWPCmkdVcK832L7NFdvPk=; X-UUID: 8d320025a933453384ab4746b0d78182-20200528 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1501990401; Thu, 28 May 2020 09:15:01 -0800 Received: from mtkmbs08n1.mediatek.inc (172.21.101.55) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 28 May 2020 10:05:15 -0700 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs08n1.mediatek.inc (172.21.101.55) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 29 May 2020 01:05:09 +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; Fri, 29 May 2020 01:05:09 +0800 From: Dennis YC Hsieh To: Rob Herring , Mark Rutland , Matthias Brugger , Jassi Brar , Philipp Zabel , "David Airlie" , Daniel Vetter Subject: [PATCH v6 14/16] soc: mediatek: cmdq: add jump function Date: Fri, 29 May 2020 01:04:49 +0800 Message-ID: <1590685491-17107-15-git-send-email-dennis-yc.hsieh@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1590685491-17107-1-git-send-email-dennis-yc.hsieh@mediatek.com> References: <1590685491-17107-1-git-send-email-dennis-yc.hsieh@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200528_101522_560721_3E345EC7 X-CRM114-Status: GOOD ( 10.90 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, wsd_upstream@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, HS Liao , Dennis YC Hsieh , linux-mediatek@lists.infradead.org, Houlong Wei , Bibby Hsieh , CK Hu , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add jump function so that client can jump to any address which contains instruction. Signed-off-by: Dennis YC Hsieh Reviewed-by: CK Hu --- 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 ebcdd30cd783..5cf9e71b7900 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 { @@ -391,6 +392,18 @@ 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 = { {0} }; + + inst.op = CMDQ_CODE_JUMP; + inst.offset = CMDQ_JUMP_RELATIVE; + inst.value = addr >> + cmdq_mbox_shift(((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 703cffcd55bd..9494b293bad9 100644 --- a/include/linux/soc/mediatek/mtk-cmdq.h +++ b/include/linux/soc/mediatek/mtk-cmdq.h @@ -244,6 +244,17 @@ 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 -- 2.18.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CE20EC433E0 for ; Thu, 28 May 2020 22:47:06 +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 9B877206DF for ; Thu, 28 May 2020 22:47:06 +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="A1ztlDRy" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9B877206DF 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 1ECCB6E82E; Thu, 28 May 2020 22:46:56 +0000 (UTC) Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by gabe.freedesktop.org (Postfix) with ESMTP id A60526E5B0 for ; Thu, 28 May 2020 17:05:17 +0000 (UTC) X-UUID: 76bfacfd98a449ddb4d286df51d7a1a9-20200529 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=Eom+bJqurS/dqNzfrcniOtuvCPDFdKtJTHEiGRe1jB8=; b=A1ztlDRy+c0Y4KgklbZr85/GbJkwzn1GnPGcKYQBmZIwC68JCHtnGAGpA5FNCyIw7+pRcFZiViHUg3jcFz8Dcnk3VHcoRhfybnIulwokRt06RHKoHB10y7gdPozmeU+zIRPWBzX4Jx5B7g/qQc6xZGDnuf9Jwygk2ICCcyrRKHA=; X-UUID: 76bfacfd98a449ddb4d286df51d7a1a9-20200529 Received: from mtkcas07.mediatek.inc [(172.21.101.84)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 1990888823; Fri, 29 May 2020 01:05:12 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs08n1.mediatek.inc (172.21.101.55) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 29 May 2020 01:05:09 +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; Fri, 29 May 2020 01:05:09 +0800 From: Dennis YC Hsieh To: Rob Herring , Mark Rutland , Matthias Brugger , Jassi Brar , Philipp Zabel , David Airlie , Daniel Vetter Subject: [PATCH v6 14/16] soc: mediatek: cmdq: add jump function Date: Fri, 29 May 2020 01:04:49 +0800 Message-ID: <1590685491-17107-15-git-send-email-dennis-yc.hsieh@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1590685491-17107-1-git-send-email-dennis-yc.hsieh@mediatek.com> References: <1590685491-17107-1-git-send-email-dennis-yc.hsieh@mediatek.com> MIME-Version: 1.0 X-MTK: N X-Mailman-Approved-At: Thu, 28 May 2020 22:46:32 +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: devicetree@vger.kernel.org, wsd_upstream@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, HS Liao , Dennis YC Hsieh , linux-mediatek@lists.infradead.org, Houlong Wei , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit 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 Reviewed-by: CK Hu --- 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 ebcdd30cd783..5cf9e71b7900 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 { @@ -391,6 +392,18 @@ 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 = { {0} }; + + inst.op = CMDQ_CODE_JUMP; + inst.offset = CMDQ_JUMP_RELATIVE; + inst.value = addr >> + cmdq_mbox_shift(((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 703cffcd55bd..9494b293bad9 100644 --- a/include/linux/soc/mediatek/mtk-cmdq.h +++ b/include/linux/soc/mediatek/mtk-cmdq.h @@ -244,6 +244,17 @@ 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 -- 2.18.0 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel