From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C8DAE283C9D for ; Fri, 31 Oct 2025 17:32:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761931947; cv=none; b=V1ZyJ0nRrihPM/xGrRWfVaLCICjkqsj0Cj94a1F0qOASW/ryYphnVnQlHcYO8JRc6NPwFrnnyBnqHnIpEJN/zJxXPp147VKnbR3pa4te9wjIDocJRREzjnN8IOHWCfaUx0+9EF8kG8ixH09Qd+hF0lJ8fUXDPU01EYQ0tw3X1YQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761931947; c=relaxed/simple; bh=wieY+ZLSDnXvMFCD5sXplJpQdA8Hs9poe2zusiiOFF0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=VWKhpPejdcJ7ZlYhODgvk9u4yu5vPEgzomCD4cwNkjKLvAY6mxjUM4xOeIRofv9FNp4yXyHwpkFg7YcjOGN93ezQFlj3cDiiPUlDxmGe4M1vmdKhXVYl8fWy367MggLQOlnHAcUxY9p6rAbZ8ocC01kzNM0SKSo8WqwYTYrGTds= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id 18AEFC4AF14; Fri, 31 Oct 2025 17:32:27 +0000 (UTC) From: Dave Jiang To: linux-cxl@vger.kernel.org Cc: dave@stgolabs.net, jonathan.cameron@huawei.com, alison.schofield@intel.com, vishal.l.verma@intel.com, ira.weiny@intel.com, dan.j.williams@intel.com Subject: [PATCH 1/4] cxl/test: Standardize CXL auto region size Date: Fri, 31 Oct 2025 10:32:21 -0700 Message-ID: <20251031173224.3537030-2-dave.jiang@intel.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251031173224.3537030-1-dave.jiang@intel.com> References: <20251031173224.3537030-1-dave.jiang@intel.com> Precedence: bulk X-Mailing-List: linux-cxl@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Create a global define for the size of the mock CXL auto region used in cxl_test. Remove the declared size in mock_init_hdm_decoder() function. Signed-off-by: Dave Jiang --- tools/testing/cxl/test/cxl.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/tools/testing/cxl/test/cxl.c b/tools/testing/cxl/test/cxl.c index 2d135ca533d0..d53b72bc034f 100644 --- a/tools/testing/cxl/test/cxl.c +++ b/tools/testing/cxl/test/cxl.c @@ -26,6 +26,8 @@ static int interleave_arithmetic; #define NR_CXL_PORT_DECODERS 8 #define NR_BRIDGES (NR_CXL_HOST_BRIDGES + NR_CXL_SINGLE_HOST + NR_CXL_RCH) +#define MOCK_AUTO_REGION_SIZE SZ_512M + static struct platform_device *cxl_acpi; static struct platform_device *cxl_host_bridge[NR_CXL_HOST_BRIDGES]; #define NR_MULTI_ROOT (NR_CXL_HOST_BRIDGES * NR_CXL_ROOT_PORTS) @@ -738,7 +740,6 @@ static void mock_init_hdm_decoder(struct cxl_decoder *cxld) struct cxl_endpoint_decoder *cxled; struct cxl_switch_decoder *cxlsd; struct cxl_port *port, *iter; - const int size = SZ_512M; struct cxl_memdev *cxlmd; struct cxl_dport *dport; struct device *dev; @@ -783,7 +784,7 @@ static void mock_init_hdm_decoder(struct cxl_decoder *cxld) base = window->base_hpa; cxld->hpa_range = (struct range) { .start = base, - .end = base + size - 1, + .end = base + MOCK_AUTO_REGION_SIZE - 1, }; cxld->interleave_ways = 2; @@ -792,7 +793,8 @@ static void mock_init_hdm_decoder(struct cxl_decoder *cxld) cxld->flags = CXL_DECODER_F_ENABLE; cxled->state = CXL_DECODER_STATE_AUTO; port->commit_end = cxld->id; - devm_cxl_dpa_reserve(cxled, 0, size / cxld->interleave_ways, 0); + devm_cxl_dpa_reserve(cxled, 0, + MOCK_AUTO_REGION_SIZE / cxld->interleave_ways, 0); cxld->commit = mock_decoder_commit; cxld->reset = mock_decoder_reset; @@ -841,7 +843,7 @@ static void mock_init_hdm_decoder(struct cxl_decoder *cxld) cxld->interleave_granularity = 4096; cxld->hpa_range = (struct range) { .start = base, - .end = base + size - 1, + .end = base + MOCK_AUTO_REGION_SIZE - 1, }; put_device(dev); } -- 2.51.0