From patchwork Tue May 19 08:51:43 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Geert Uytterhoeven X-Patchwork-Id: 11557303 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 1E5DB13B4 for ; Tue, 19 May 2020 08:52:46 +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 F3C4E207ED for ; Tue, 19 May 2020 08:52:45 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org F3C4E207ED Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=glider.be Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:34370 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jaxzN-0007Ep-Cr for patchwork-qemu-devel@patchwork.kernel.org; Tue, 19 May 2020 04:52:45 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:54040) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jaxyW-0006D5-MI for qemu-devel@nongnu.org; Tue, 19 May 2020 04:51:48 -0400 Received: from laurent.telenet-ops.be ([2a02:1800:110:4::f00:19]:49374) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1jaxyV-0004KV-In for qemu-devel@nongnu.org; Tue, 19 May 2020 04:51:48 -0400 Received: from ramsan ([IPv6:2a02:1810:ac12:ed60:918e:b928:22c1:d715]) by laurent.telenet-ops.be with bizsmtp id gYrk2200S4CPMDc01Yrkql; Tue, 19 May 2020 10:51:44 +0200 Received: from rox.of.borg ([192.168.97.57]) by ramsan with esmtp (Exim 4.90_1) (envelope-from ) id 1jaxyS-0002Mh-GL; Tue, 19 May 2020 10:51:44 +0200 Received: from geert by rox.of.borg with local (Exim 4.90_1) (envelope-from ) id 1jaxyS-0000Mw-E7; Tue, 19 May 2020 10:51:44 +0200 From: Geert Uytterhoeven To: Peter Maydell Subject: [PATCH] ARM: PL061: Introduce N_GPIOS Date: Tue, 19 May 2020 10:51:43 +0200 Message-Id: <20200519085143.1376-1-geert+renesas@glider.be> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 Received-SPF: none client-ip=2a02:1800:110:4::f00:19; envelope-from=geert@linux-m68k.org; helo=laurent.telenet-ops.be X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: -23 X-Spam_score: -2.4 X-Spam_bar: -- X-Spam_report: (-2.4 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.249, RCVD_IN_DNSWL_LOW=-0.7, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN 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: , Cc: qemu-arm@nongnu.org, =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Geert Uytterhoeven , qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" Add a definition for the number of GPIO lines controlled by a PL061 instance, and use it instead of the hardcoded magic value 8. Suggested-by: Philippe Mathieu-Daudé Signed-off-by: Geert Uytterhoeven Reviewed-by: Philippe Mathieu-Daudé --- hw/gpio/pl061.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/hw/gpio/pl061.c b/hw/gpio/pl061.c index 2a828260bdb0b946..6d3c36bc16cf9e0d 100644 --- a/hw/gpio/pl061.c +++ b/hw/gpio/pl061.c @@ -36,6 +36,8 @@ static const uint8_t pl061_id_luminary[12] = #define TYPE_PL061 "pl061" #define PL061(obj) OBJECT_CHECK(PL061State, (obj), TYPE_PL061) +#define N_GPIOS 8 + typedef struct PL061State { SysBusDevice parent_obj; @@ -62,7 +64,7 @@ typedef struct PL061State { uint32_t cr; uint32_t amsel; qemu_irq irq; - qemu_irq out[8]; + qemu_irq out[N_GPIOS]; const unsigned char *id; uint32_t rsvd_start; /* reserved area: [rsvd_start, 0xfcc] */ } PL061State; @@ -112,7 +114,7 @@ static void pl061_update(PL061State *s) changed = s->old_out_data ^ out; if (changed) { s->old_out_data = out; - for (i = 0; i < 8; i++) { + for (i = 0; i < N_GPIOS; i++) { mask = 1 << i; if (changed & mask) { DPRINTF("Set output %d = %d\n", i, (out & mask) != 0); @@ -125,7 +127,7 @@ static void pl061_update(PL061State *s) changed = (s->old_in_data ^ s->data) & ~s->dir; if (changed) { s->old_in_data = s->data; - for (i = 0; i < 8; i++) { + for (i = 0; i < N_GPIOS; i++) { mask = 1 << i; if (changed & mask) { DPRINTF("Changed input %d = %d\n", i, (s->data & mask) != 0); @@ -364,8 +366,8 @@ static void pl061_init(Object *obj) memory_region_init_io(&s->iomem, obj, &pl061_ops, s, "pl061", 0x1000); sysbus_init_mmio(sbd, &s->iomem); sysbus_init_irq(sbd, &s->irq); - qdev_init_gpio_in(dev, pl061_set_irq, 8); - qdev_init_gpio_out(dev, s->out, 8); + qdev_init_gpio_in(dev, pl061_set_irq, N_GPIOS); + qdev_init_gpio_out(dev, s->out, N_GPIOS); } static void pl061_class_init(ObjectClass *klass, void *data)