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Tue, 26 Mar 2019 09:11:20 +0000 (GMT) Received: from SAFEX1HUBCAS23.st.com (10.75.90.47) by Safex1hubcas24.st.com (10.75.90.94) with Microsoft SMTP Server (TLS) id 14.3.435.0; Tue, 26 Mar 2019 10:11:20 +0100 Received: from lmecxl0923.lme.st.com (10.48.0.237) by webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.435.0; Tue, 26 Mar 2019 10:11:20 +0100 From: Ludovic Barre To: Ulf Hansson , Rob Herring Subject: [PATCH V3 2/5] mmc: mmci: define get_dctrl_cfg for legacy variant Date: Tue, 26 Mar 2019 10:11:07 +0100 Message-ID: <1553591470-31419-3-git-send-email-ludovic.Barre@st.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1553591470-31419-1-git-send-email-ludovic.Barre@st.com> References: <1553591470-31419-1-git-send-email-ludovic.Barre@st.com> MIME-Version: 1.0 X-Originating-IP: [10.48.0.237] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-03-26_05:, , signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190326_021126_992260_F076CE7B X-CRM114-Status: GOOD ( 12.20 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Alexandre Torgue , linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, srinivas.kandagatla@linaro.org, Ludovic Barre , Maxime Coquelin , linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Ludovic Barre This patch defines get_dctrl_cfg callback for legacy variants whatever DMA_ENGINE configuration. Signed-off-by: Ludovic Barre --- drivers/mmc/host/mmci.c | 31 +++++++++++++++++++++++-------- drivers/mmc/host/mmci.h | 3 +++ 2 files changed, 26 insertions(+), 8 deletions(-) diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 9e6a2c1..4041e36 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -46,12 +46,6 @@ #define DRIVER_NAME "mmci-pl18x" -#ifdef CONFIG_DMA_ENGINE -static void mmci_variant_init(struct mmci_host *host); -#else -static inline void mmci_variant_init(struct mmci_host *host) {} -#endif - static unsigned int fmax = 515633; static struct variant_data variant_arm = { @@ -231,7 +225,7 @@ static struct variant_data variant_ux500v2 = { .irq_pio_mask = MCI_IRQ_PIO_MASK, .start_err = MCI_STARTBITERR, .opendrain = MCI_OD, - .init = mmci_variant_init, + .init = ux500v2_variant_init, }; static struct variant_data variant_stm32 = { @@ -617,6 +611,16 @@ static void mmci_init_sg(struct mmci_host *host, struct mmc_data *data) sg_miter_start(&host->sg_miter, data->sg, data->sg_len, flags); } +static u32 mmci_get_dctrl_cfg(struct mmci_host *host) +{ + return MCI_DPSM_ENABLE | mmci_dctrl_blksz(host); +} + +static u32 ux500v2_get_dctrl_cfg(struct mmci_host *host) +{ + return MCI_DPSM_ENABLE | (host->data->blksz << 16); +} + /* * All the DMA operation mode stuff goes inside this ifdef. * This assumes that you have a generic DMA device interface, @@ -941,6 +945,7 @@ void mmci_dmae_unprep_data(struct mmci_host *host, static struct mmci_host_ops mmci_variant_ops = { .prep_data = mmci_dmae_prep_data, .unprep_data = mmci_dmae_unprep_data, + .get_datactrl_cfg = mmci_get_dctrl_cfg, .get_next_data = mmci_dmae_get_next_data, .dma_setup = mmci_dmae_setup, .dma_release = mmci_dmae_release, @@ -948,12 +953,22 @@ static struct mmci_host_ops mmci_variant_ops = { .dma_finalize = mmci_dmae_finalize, .dma_error = mmci_dmae_error, }; +#else +static struct mmci_host_ops mmci_variant_ops = { + .get_datactrl_cfg = mmci_get_dctrl_cfg, +} +#endif void mmci_variant_init(struct mmci_host *host) { host->ops = &mmci_variant_ops; } -#endif + +void ux500v2_variant_init(struct mmci_host *host) +{ + host->ops = &mmci_variant_ops; + host->ops->get_datactrl_cfg = ux500v2_get_dctrl_cfg; +} static void mmci_pre_request(struct mmc_host *mmc, struct mmc_request *mrq) { diff --git a/drivers/mmc/host/mmci.h b/drivers/mmc/host/mmci.h index 35c91d0..c614ea7 100644 --- a/drivers/mmc/host/mmci.h +++ b/drivers/mmc/host/mmci.h @@ -448,6 +448,9 @@ void mmci_dmae_finalize(struct mmci_host *host, struct mmc_data *data); void mmci_dmae_error(struct mmci_host *host); #endif +void mmci_variant_init(struct mmci_host *host); +void ux500v2_variant_init(struct mmci_host *host); + #ifdef CONFIG_MMC_QCOM_DML void qcom_variant_init(struct mmci_host *host); #else