From patchwork Thu Mar 4 22:10:37 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Mark Cave-Ayland X-Patchwork-Id: 12117031 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 58FF5C433E0 for ; Thu, 4 Mar 2021 22:28:34 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id EF5F064F4B for ; Thu, 4 Mar 2021 22:28:33 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EF5F064F4B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ilande.co.uk Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:54274 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lHwSP-0004Hs-0S for qemu-devel@archiver.kernel.org; Thu, 04 Mar 2021 17:28:33 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:53498) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lHwD3-00069u-7t for qemu-devel@nongnu.org; Thu, 04 Mar 2021 17:12:41 -0500 Received: from mail.ilande.co.uk ([2001:41c9:1:41f::167]:40054 helo=mail.default.ilande.uk0.bigv.io) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lHwD1-00062r-PX for qemu-devel@nongnu.org; Thu, 04 Mar 2021 17:12:40 -0500 Received: from host86-148-34-47.range86-148.btcentralplus.com ([86.148.34.47] helo=kentang.home) by mail.default.ilande.uk0.bigv.io with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1lHwCu-0008MJ-9b; Thu, 04 Mar 2021 22:12:38 +0000 From: Mark Cave-Ayland To: qemu-devel@nongnu.org, pbonzini@redhat.com, fam@euphon.net, laurent@vivier.eu Date: Thu, 4 Mar 2021 22:10:37 +0000 Message-Id: <20210304221103.6369-17-mark.cave-ayland@ilande.co.uk> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210304221103.6369-1-mark.cave-ayland@ilande.co.uk> References: <20210304221103.6369-1-mark.cave-ayland@ilande.co.uk> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 86.148.34.47 X-SA-Exim-Mail-From: mark.cave-ayland@ilande.co.uk Subject: [PATCH v3 16/42] esp: use pdma_origin directly in esp_pdma_read()/esp_pdma_write() X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on mail.default.ilande.uk0.bigv.io) Received-SPF: pass client-ip=2001:41c9:1:41f::167; envelope-from=mark.cave-ayland@ilande.co.uk; helo=mail.default.ilande.uk0.bigv.io X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" This is the first step in removing get_pdma_buf() from esp.c. Signed-off-by: Mark Cave-Ayland Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Laurent Vivier --- hw/scsi/esp.c | 34 ++++++++++++++++++++++++++++------ 1 file changed, 28 insertions(+), 6 deletions(-) diff --git a/hw/scsi/esp.c b/hw/scsi/esp.c index 0fafc866a4..58be98f047 100644 --- a/hw/scsi/esp.c +++ b/hw/scsi/esp.c @@ -153,16 +153,38 @@ static uint8_t *get_pdma_buf(ESPState *s) static uint8_t esp_pdma_read(ESPState *s) { - uint8_t *buf = get_pdma_buf(s); - - return buf[s->pdma_cur++]; + switch (s->pdma_origin) { + case PDMA: + return s->pdma_buf[s->pdma_cur++]; + case TI: + return s->ti_buf[s->pdma_cur++]; + case CMD: + return s->cmdbuf[s->pdma_cur++]; + case ASYNC: + return s->async_buf[s->pdma_cur++]; + default: + g_assert_not_reached(); + } } static void esp_pdma_write(ESPState *s, uint8_t val) { - uint8_t *buf = get_pdma_buf(s); - - buf[s->pdma_cur++] = val; + switch (s->pdma_origin) { + case PDMA: + s->pdma_buf[s->pdma_cur++] = val; + break; + case TI: + s->ti_buf[s->pdma_cur++] = val; + break; + case CMD: + s->cmdbuf[s->pdma_cur++] = val; + break; + case ASYNC: + s->async_buf[s->pdma_cur++] = val; + break; + default: + g_assert_not_reached(); + } } static int get_cmd_cb(ESPState *s)