From patchwork Mon May 8 06:26:32 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kate Hsuan X-Patchwork-Id: 680425 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 12A85C77B7F for ; Mon, 8 May 2023 06:28:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232185AbjEHG2g (ORCPT ); Mon, 8 May 2023 02:28:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50074 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232761AbjEHG2e (ORCPT ); Mon, 8 May 2023 02:28:34 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 66E6019932 for ; Sun, 7 May 2023 23:27:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1683527242; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=0RLwYDbrwRWpe99eomy19bkqFJRSugDJBBANf0hGU6A=; b=d2d+H2EjOEBmFKEkdG3grFf/aNbTisxIIukEMHDq3uiN+fCIJIkIyIV6jodfoZcLMqKkID 9b9j5wgfNsjIowdiHmYnwoQr0KgMzWTGcuJxQu3eaYjuGsLvux++kFiasJc/XtyOr8ss4+ uALvQazwXNK+1xhIREvaEYcayZH/wnI= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-554-7R1uH66CPkKL4VzX-f7xXg-1; Mon, 08 May 2023 02:27:19 -0400 X-MC-Unique: 7R1uH66CPkKL4VzX-f7xXg-1 Received: from smtp.corp.redhat.com (int-mx10.intmail.prod.int.rdu2.redhat.com [10.11.54.10]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 6D850101A531; Mon, 8 May 2023 06:27:19 +0000 (UTC) Received: from fedora.redhat.com (unknown [10.67.24.158]) by smtp.corp.redhat.com (Postfix) with ESMTP id 5F692492C13; Mon, 8 May 2023 06:27:16 +0000 (UTC) From: Kate Hsuan To: Hans de Goede , Mauro Carvalho Chehab , Sakari Ailus , Greg Kroah-Hartman , linux-media@vger.kernel.org, linux-staging@lists.linux.dev Cc: Kate Hsuan Subject: [PATCH v2 5/5] staging: media: atomisp: sh_css_mipi: Remove #ifdef 2041 Date: Mon, 8 May 2023 14:26:32 +0800 Message-Id: <20230508062632.34537-5-hpa@redhat.com> In-Reply-To: <20230508062632.34537-1-hpa@redhat.com> References: <20230508062632.34537-1-hpa@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.10 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org The actions of ISP2401 and 2400 are determined at the runtime. Signed-off-by: Kate Hsuan --- .../staging/media/atomisp/pci/sh_css_mipi.c | 65 ++++++------------- 1 file changed, 20 insertions(+), 45 deletions(-) diff --git a/drivers/staging/media/atomisp/pci/sh_css_mipi.c b/drivers/staging/media/atomisp/pci/sh_css_mipi.c index bc6e8598a776..52a1ed63e9a5 100644 --- a/drivers/staging/media/atomisp/pci/sh_css_mipi.c +++ b/drivers/staging/media/atomisp/pci/sh_css_mipi.c @@ -67,13 +67,12 @@ ia_css_mipi_frame_calculate_size(const unsigned int width, unsigned int mem_words = 0; unsigned int width_padded = width; -#if defined(ISP2401) /* The changes will be reverted as soon as RAW * Buffers are deployed by the 2401 Input System * in the non-continuous use scenario. */ - width_padded += (2 * ISP_VEC_NELEMS); -#endif + if (IS_ISP2401) + width_padded += (2 * ISP_VEC_NELEMS); IA_CSS_ENTER("padded_width=%d, height=%d, format=%d, hasSOLandEOL=%d, embedded_data_size_words=%d\n", width_padded, height, format, hasSOLandEOL, embedded_data_size_words); @@ -235,7 +234,6 @@ bool mipi_is_free(void) return true; } -#if defined(ISP2401) /* * @brief Calculate the required MIPI buffer sizes. * Based on the stream configuration, calculate the @@ -342,7 +340,6 @@ static int calculate_mipi_buff_size(struct ia_css_stream_config *stream_cfg, IA_CSS_LEAVE_ERR(err); return err; } -#endif int allocate_mipi_frames(struct ia_css_pipe *pipe, @@ -363,15 +360,13 @@ allocate_mipi_frames(struct ia_css_pipe *pipe, return -EINVAL; } -#ifdef ISP2401 - if (pipe->stream->config.online) { + if (IS_ISP2401 && pipe->stream->config.online) { ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE, "allocate_mipi_frames(%p) exit: no buffers needed for 2401 pipe mode.\n", pipe); return 0; } -#endif if (pipe->stream->config.mode != IA_CSS_INPUT_MODE_BUFFERED_SENSOR) { ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE, "allocate_mipi_frames(%p) exit: no buffers needed for pipe mode.\n", @@ -386,30 +381,22 @@ allocate_mipi_frames(struct ia_css_pipe *pipe, return -EINVAL; } -#ifdef ISP2401 - err = calculate_mipi_buff_size(&pipe->stream->config, - &my_css.mipi_frame_size[port]); - /* - * 2401 system allows multiple streams to use same physical port. This is not - * true for 2400 system. Currently 2401 uses MIPI buffers as a temporary solution. - * TODO AM: Once that is changed (removed) this code should be removed as well. - * In that case only 2400 related code should remain. - */ - if (ref_count_mipi_allocation[port] != 0) { - ref_count_mipi_allocation[port]++; - ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE, - "allocate_mipi_frames(%p) leave: nothing to do, already allocated for this port (port=%d).\n", - pipe, port); - return 0; - } -#else if (ref_count_mipi_allocation[port] != 0) { ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE, "allocate_mipi_frames(%p) exit: already allocated for this port (port=%d).\n", pipe, port); return 0; + } else { + /* + * 2401 system allows multiple streams to use same physical port. This is not + * true for 2400 system. Currently 2401 uses MIPI buffers as a temporary solution. + * TODO AM: Once that is changed (removed) this code should be removed as well. + * In that case only 2400 related code should remain. + */ + if (IS_ISP2401) + err = calculate_mipi_buff_size(&pipe->stream->config, + &my_css.mipi_frame_size[port]); } -#endif ref_count_mipi_allocation[port]++; @@ -503,14 +490,14 @@ free_mipi_frames(struct ia_css_pipe *pipe) } if (ref_count_mipi_allocation[port] > 0) { -#if !defined(ISP2401) - assert(ref_count_mipi_allocation[port] == 1); - if (ref_count_mipi_allocation[port] != 1) { - IA_CSS_ERROR("free_mipi_frames(%p) exit: wrong ref_count (ref_count=%d).", - pipe, ref_count_mipi_allocation[port]); - return err; + if (!IS_ISP2401) { + assert(ref_count_mipi_allocation[port] == 1); + if (ref_count_mipi_allocation[port] != 1) { + IA_CSS_ERROR("free_mipi_frames(%p) exit: wrong ref_count (ref_count=%d).", + pipe, ref_count_mipi_allocation[port]); + return err; + } } -#endif ref_count_mipi_allocation[port]--; @@ -534,18 +521,6 @@ free_mipi_frames(struct ia_css_pipe *pipe) ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE, "free_mipi_frames(%p) exit (deallocated).\n", pipe); } -#if defined(ISP2401) - else { - /* 2401 system allows multiple streams to use same physical port. This is not - * true for 2400 system. Currently 2401 uses MIPI buffers as a temporary solution. - * TODO AM: Once that is changed (removed) this code should be removed as well. - * In that case only 2400 related code should remain. - */ - ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE, - "free_mipi_frames(%p) leave: nothing to do, other streams still use this port (port=%d).\n", - pipe, port); - } -#endif } } else { /* pipe ==NULL */ /* AM TEMP: free-ing all mipi buffers just like a legacy code. */