Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S973521AbdDXSo5 (ORCPT ); Mon, 24 Apr 2017 14:44:57 -0400 Received: from mail-by2nam03on0042.outbound.protection.outlook.com ([104.47.42.42]:48489 "EHLO NAM03-BY2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S973056AbdDXSo3 (ORCPT ); Mon, 24 Apr 2017 14:44:29 -0400 Authentication-Results: linaro.org; dkim=none (message not signed) header.d=none;linaro.org; dmarc=none action=none header.from=cavium.com; From: "Steven J. Hill" To: Ulf Hansson Cc: David Daney , Jan Glauber , linux-mmc@vger.kernel.org, linux-mips@linux-mips.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/4] mmc: core: Export API to allow hosts to get the card address Date: Mon, 24 Apr 2017 13:41:55 -0500 Message-Id: <1493059318-767-2-git-send-email-steven.hill@cavium.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1493059318-767-1-git-send-email-steven.hill@cavium.com> References: <1493059318-767-1-git-send-email-steven.hill@cavium.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [50.82.184.123] X-ClientProxiedBy: BY2PR07CA044.namprd07.prod.outlook.com (10.141.251.19) To CY4PR07MB3206.namprd07.prod.outlook.com (10.172.115.148) X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 72acd3e7-104c-4dfe-6591-08d48b41e927 X-Microsoft-Antispam: UriScan:;BCL:0;PCL:0;RULEID:(22001)(201703131423075)(201703031133081);SRVR:CY4PR07MB3206; X-Microsoft-Exchange-Diagnostics: 1;CY4PR07MB3206;3:BPTlSIM7MmyBDcWA0jWHsAtGW3Mckp5v7lfeN/1aLoTDtvuAW/Lr2FzsgyxTdwx5S2Vgpd+nPOriUk+UK2rxUfsu8yvghrrlWZqhhPFrJZ0lngE9NYv4DErn9c0Yr2CrqHiBCvJKry2oIpt3kFOOJHPF8WMxgY/VDHitqDAjoQPyzoi8YplvZ6wYEQZgD/PgJ38rDEKZXZESNFeh4JO/MUWdjW7ijMd9dYUaqFKVrR6oVVY2tklf2dBluokC1jTQKrHQKz2mb8MIqOBEl/InnoxQ0JklKHZcZfTMygYFRO2Z/1/hhnoay6giNCAT9jkc8qyvP6Kvaifuk1+Ygae6JA==;25:q4O84DUmR2qGt9ccfxw3j13ZV0x2m04RTaRlYwJXJWvDdIjf8X/94tU6bQ5/Pv4TCJEf9VFV1IDCIC1QmubE8Q7aAnEK5S7bsbzY535Rt9OfmBv6lRM0VMoRCrJoux+lmZXFMYHZv0RqrJQhNx5djJPTn/UJPMFAv69WsQErkLxgZx+7FlosuCcpeMvvRJ3dq83EQSroIeV5Im08ZY4qYzYK4LX1s2zR9cO845PRqARSSy6GZPgqiJaqnxapYvidodJCPJiQQMwfqXUqR27OFGNQIH23CZ2of7bDmaWdy3M0dIod0l0tu/FceOPB1XtdhbdNrudvb/t6u+rSEj2mTVbHl2591ZbTCbGo6cAroEEeI5iSnb6VCgifN1hmkdQ462+U+8K81ng6DpgMEbe0HNWlhwb6rcHRky4JMV7a2n0DLfQZzQR9xVXmkqONUPs9tX5vmeS1KQWo61a6Jv7cKQ== X-Microsoft-Exchange-Diagnostics: 1;CY4PR07MB3206;31:ymu6cOPqVrxu7C+6bZ89Uhs9Ls1h5dHE+97LlyOrkC6oK5kJPttV5NLtlo9I9PuVv5CCW+X4+nTMKHLwHEx9I9CWCjzHhWNwzkmoMIH5DNQME8hvszBQcfo5H307PP6N5fk9yzJ9f+8wWwsgu9plKnxKHM/SrA3Qg/UNyHROrsxWfEYEeHJjLcoZ3IYa4WPuwomxnwkJVck230F5i68D8ZscolhcQvNM5Sb4aqEyze3pEROo++wFcHiD8Bm5KC9J;20: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 X-Microsoft-Antispam-PRVS: X-Exchange-Antispam-Report-Test: UriScan:; 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Therefore export a new API, mmc_card_is_blockaddr(), which provides this information. Signed-off-by: Ulf Hansson Signed-off-by: Steven J. Hill Acked-by: David Daney --- drivers/mmc/core/core.c | 6 ++++++ include/linux/mmc/card.h | 2 ++ 2 files changed, 8 insertions(+) diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c index 926e0fd..f9fae34 100644 --- a/drivers/mmc/core/core.c +++ b/drivers/mmc/core/core.c @@ -2555,6 +2555,12 @@ unsigned int mmc_calc_max_discard(struct mmc_card *card) } EXPORT_SYMBOL(mmc_calc_max_discard); +bool mmc_card_is_blockaddr(struct mmc_card *card) +{ + return card ? mmc_card_blockaddr(card) : false; +} +EXPORT_SYMBOL(mmc_card_is_blockaddr); + int mmc_set_blocklen(struct mmc_card *card, unsigned int blocklen) { struct mmc_command cmd = {}; diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index 77e61e0..4cd9450 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -307,6 +307,8 @@ static inline bool mmc_large_sector(struct mmc_card *card) return card->ext_csd.data_sector_size == 4096; } +bool mmc_card_is_blockaddr(struct mmc_card *card); + #define mmc_card_mmc(c) ((c)->type == MMC_TYPE_MMC) #define mmc_card_sd(c) ((c)->type == MMC_TYPE_SD) #define mmc_card_sdio(c) ((c)->type == MMC_TYPE_SDIO) -- 2.1.4