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[90.63.244.31]) by smtp.googlemail.com with ESMTPSA id x8-20020adfdcc8000000b0022afbd02c69sm1076654wrm.56.2022.09.27.00.55.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 27 Sep 2022 00:55:51 -0700 (PDT) From: Corentin Labbe To: heiko@sntech.de, ardb@kernel.org, davem@davemloft.net, herbert@gondor.apana.org.au, krzysztof.kozlowski+dt@linaro.org, mturquette@baylibre.com, robh+dt@kernel.org, sboyd@kernel.org Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, Corentin Labbe , John Keeping Subject: [PATCH v10 17/33] crypto: rockchip: use read_poll_timeout Date: Tue, 27 Sep 2022 07:54:55 +0000 Message-Id: <20220927075511.3147847-18-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220927075511.3147847-1-clabbe@baylibre.com> References: <20220927075511.3147847-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Use read_poll_timeout instead of open coding it. In the same time, fix indentation of related comment. Reviewed-by: John Keeping Signed-off-by: Corentin Labbe --- drivers/crypto/rockchip/rk3288_crypto_ahash.c | 24 +++++++++---------- 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/drivers/crypto/rockchip/rk3288_crypto_ahash.c b/drivers/crypto/rockchip/rk3288_crypto_ahash.c index 137013bd4410..1fbab86c9238 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_ahash.c +++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c @@ -10,6 +10,7 @@ */ #include #include +#include #include "rk3288_crypto.h" /* @@ -295,18 +296,17 @@ static int rk_hash_run(struct crypto_engine *engine, void *breq) sg = sg_next(sg); } - /* - * it will take some time to process date after last dma - * transmission. - * - * waiting time is relative with the last date len, - * so cannot set a fixed time here. - * 10us makes system not call here frequently wasting - * efficiency, and make it response quickly when dma - * complete. - */ - while (!CRYPTO_READ(tctx->dev, RK_CRYPTO_HASH_STS)) - udelay(10); + /* + * it will take some time to process date after last dma + * transmission. + * + * waiting time is relative with the last date len, + * so cannot set a fixed time here. + * 10us makes system not call here frequently wasting + * efficiency, and make it response quickly when dma + * complete. + */ + readl_poll_timeout(tctx->dev->reg + RK_CRYPTO_HASH_STS, v, v == 0, 10, 1000); for (i = 0; i < crypto_ahash_digestsize(tfm) / 4; i++) { v = readl(tctx->dev->reg + RK_CRYPTO_HASH_DOUT_0 + i * 4); -- 2.35.1 From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A2B61C6FA92 for ; Tue, 27 Sep 2022 08:01:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; 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[90.63.244.31]) by smtp.googlemail.com with ESMTPSA id x8-20020adfdcc8000000b0022afbd02c69sm1076654wrm.56.2022.09.27.00.55.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 27 Sep 2022 00:55:51 -0700 (PDT) From: Corentin Labbe To: heiko@sntech.de, ardb@kernel.org, davem@davemloft.net, herbert@gondor.apana.org.au, krzysztof.kozlowski+dt@linaro.org, mturquette@baylibre.com, robh+dt@kernel.org, sboyd@kernel.org Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, Corentin Labbe , John Keeping Subject: [PATCH v10 17/33] crypto: rockchip: use read_poll_timeout Date: Tue, 27 Sep 2022 07:54:55 +0000 Message-Id: <20220927075511.3147847-18-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220927075511.3147847-1-clabbe@baylibre.com> References: <20220927075511.3147847-1-clabbe@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220927_005553_031999_21E797CD X-CRM114-Status: GOOD ( 13.70 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Use read_poll_timeout instead of open coding it. In the same time, fix indentation of related comment. Reviewed-by: John Keeping Signed-off-by: Corentin Labbe --- drivers/crypto/rockchip/rk3288_crypto_ahash.c | 24 +++++++++---------- 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/drivers/crypto/rockchip/rk3288_crypto_ahash.c b/drivers/crypto/rockchip/rk3288_crypto_ahash.c index 137013bd4410..1fbab86c9238 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_ahash.c +++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c @@ -10,6 +10,7 @@ */ #include #include +#include #include "rk3288_crypto.h" /* @@ -295,18 +296,17 @@ static int rk_hash_run(struct crypto_engine *engine, void *breq) sg = sg_next(sg); } - /* - * it will take some time to process date after last dma - * transmission. - * - * waiting time is relative with the last date len, - * so cannot set a fixed time here. - * 10us makes system not call here frequently wasting - * efficiency, and make it response quickly when dma - * complete. - */ - while (!CRYPTO_READ(tctx->dev, RK_CRYPTO_HASH_STS)) - udelay(10); + /* + * it will take some time to process date after last dma + * transmission. + * + * waiting time is relative with the last date len, + * so cannot set a fixed time here. + * 10us makes system not call here frequently wasting + * efficiency, and make it response quickly when dma + * complete. + */ + readl_poll_timeout(tctx->dev->reg + RK_CRYPTO_HASH_STS, v, v == 0, 10, 1000); for (i = 0; i < crypto_ahash_digestsize(tfm) / 4; i++) { v = readl(tctx->dev->reg + RK_CRYPTO_HASH_DOUT_0 + i * 4); -- 2.35.1 _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AB53CC54EE9 for ; Tue, 27 Sep 2022 09:08:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; 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[90.63.244.31]) by smtp.googlemail.com with ESMTPSA id x8-20020adfdcc8000000b0022afbd02c69sm1076654wrm.56.2022.09.27.00.55.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 27 Sep 2022 00:55:51 -0700 (PDT) From: Corentin Labbe To: heiko@sntech.de, ardb@kernel.org, davem@davemloft.net, herbert@gondor.apana.org.au, krzysztof.kozlowski+dt@linaro.org, mturquette@baylibre.com, robh+dt@kernel.org, sboyd@kernel.org Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, Corentin Labbe , John Keeping Subject: [PATCH v10 17/33] crypto: rockchip: use read_poll_timeout Date: Tue, 27 Sep 2022 07:54:55 +0000 Message-Id: <20220927075511.3147847-18-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220927075511.3147847-1-clabbe@baylibre.com> References: <20220927075511.3147847-1-clabbe@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220927_085553_923574_61D763C6 X-CRM114-Status: GOOD ( 14.96 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Use read_poll_timeout instead of open coding it. In the same time, fix indentation of related comment. Reviewed-by: John Keeping Signed-off-by: Corentin Labbe --- drivers/crypto/rockchip/rk3288_crypto_ahash.c | 24 +++++++++---------- 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/drivers/crypto/rockchip/rk3288_crypto_ahash.c b/drivers/crypto/rockchip/rk3288_crypto_ahash.c index 137013bd4410..1fbab86c9238 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_ahash.c +++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c @@ -10,6 +10,7 @@ */ #include #include +#include #include "rk3288_crypto.h" /* @@ -295,18 +296,17 @@ static int rk_hash_run(struct crypto_engine *engine, void *breq) sg = sg_next(sg); } - /* - * it will take some time to process date after last dma - * transmission. - * - * waiting time is relative with the last date len, - * so cannot set a fixed time here. - * 10us makes system not call here frequently wasting - * efficiency, and make it response quickly when dma - * complete. - */ - while (!CRYPTO_READ(tctx->dev, RK_CRYPTO_HASH_STS)) - udelay(10); + /* + * it will take some time to process date after last dma + * transmission. + * + * waiting time is relative with the last date len, + * so cannot set a fixed time here. + * 10us makes system not call here frequently wasting + * efficiency, and make it response quickly when dma + * complete. + */ + readl_poll_timeout(tctx->dev->reg + RK_CRYPTO_HASH_STS, v, v == 0, 10, 1000); for (i = 0; i < crypto_ahash_digestsize(tfm) / 4; i++) { v = readl(tctx->dev->reg + RK_CRYPTO_HASH_DOUT_0 + i * 4); -- 2.35.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel