From: Ludovic Barre <ludovic.Barre@st.com> To: Ulf Hansson <ulf.hansson@linaro.org>, Rob Herring <robh+dt@kernel.org> Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>, Alexandre Torgue <alexandre.torgue@st.com>, <benjamin.gaignard@linaro.org>, Gerald Baeza <gerald.baeza@st.com>, Loic Pallardy <loic.pallardy@st.com>, <linux-arm-kernel@lists.infradead.org>, <linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>, <linux-mmc@vger.kernel.org>, <linux-stm32@st-md-mailman.stormreply.com>, Ludovic Barre <ludovic.barre@st.com> Subject: [PATCH V4 04/25] mmc: mmci: merge prepare data functions Date: Tue, 2 Oct 2018 14:09:06 +0200 [thread overview] Message-ID: <1538482167-13819-5-git-send-email-ludovic.Barre@st.com> (raw) In-Reply-To: <1538482167-13819-1-git-send-email-ludovic.Barre@st.com> From: Ludovic Barre <ludovic.barre@st.com> This patch merges the prepare data functions. This allows to define a single access to prepare data service. This prepares integration for mmci host ops. Signed-off-by: Ludovic Barre <ludovic.barre@st.com> --- drivers/mmc/host/mmci.c | 19 +++++++------------ 1 file changed, 7 insertions(+), 12 deletions(-) diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index cf0f482..392fb59 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -672,10 +672,14 @@ static int __mmci_dma_prep_data(struct mmci_host *host, struct mmc_data *data, } static inline int mmci_dma_prep_data(struct mmci_host *host, - struct mmc_data *data) + struct mmc_data *data, + bool next) { struct mmci_dmae_priv *dmae = host->dma_priv; + struct mmci_dmae_next *nd = &dmae->next_data; + if (next) + return __mmci_dma_prep_data(host, data, &nd->chan, &nd->desc); /* Check if next job is already prepared. */ if (dmae->cur && dmae->desc_current) return 0; @@ -685,15 +689,6 @@ static inline int mmci_dma_prep_data(struct mmci_host *host, &dmae->desc_current); } -static inline int mmci_dma_prep_next(struct mmci_host *host, - struct mmc_data *data) -{ - struct mmci_dmae_priv *dmae = host->dma_priv; - struct mmci_dmae_next *nd = &dmae->next_data; - - return __mmci_dma_prep_data(host, data, &nd->chan, &nd->desc); -} - static int mmci_dma_start_data(struct mmci_host *host, unsigned int datactrl) { int ret; @@ -703,7 +698,7 @@ static int mmci_dma_start_data(struct mmci_host *host, unsigned int datactrl) if (!host->use_dma) return -EINVAL; - ret = mmci_dma_prep_data(host, host->data); + ret = mmci_dma_prep_data(host, host->data, false); if (ret) return ret; @@ -763,7 +758,7 @@ static void mmci_pre_request(struct mmc_host *mmc, struct mmc_request *mrq) if (mmci_validate_data(host, data)) return; - if (!mmci_dma_prep_next(host, data)) + if (!mmci_dma_prep_data(host, data, true)) data->host_cookie = ++host->next_cookie < 0 ? 1 : host->next_cookie; } -- 2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: Ludovic Barre <ludovic.Barre@st.com> To: Ulf Hansson <ulf.hansson@linaro.org>, Rob Herring <robh+dt@kernel.org> Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>, Alexandre Torgue <alexandre.torgue@st.com>, benjamin.gaignard@linaro.org, Gerald Baeza <gerald.baeza@st.com>, Loic Pallardy <loic.pallardy@st.com>, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-mmc@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, Ludovic Barre <ludovic.barre@st.com> Subject: [PATCH V4 04/25] mmc: mmci: merge prepare data functions Date: Tue, 2 Oct 2018 14:09:06 +0200 [thread overview] Message-ID: <1538482167-13819-5-git-send-email-ludovic.Barre@st.com> (raw) In-Reply-To: <1538482167-13819-1-git-send-email-ludovic.Barre@st.com> From: Ludovic Barre <ludovic.barre@st.com> This patch merges the prepare data functions. This allows to define a single access to prepare data service. This prepares integration for mmci host ops. Signed-off-by: Ludovic Barre <ludovic.barre@st.com> --- drivers/mmc/host/mmci.c | 19 +++++++------------ 1 file changed, 7 insertions(+), 12 deletions(-) diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index cf0f482..392fb59 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -672,10 +672,14 @@ static int __mmci_dma_prep_data(struct mmci_host *host, struct mmc_data *data, } static inline int mmci_dma_prep_data(struct mmci_host *host, - struct mmc_data *data) + struct mmc_data *data, + bool next) { struct mmci_dmae_priv *dmae = host->dma_priv; + struct mmci_dmae_next *nd = &dmae->next_data; + if (next) + return __mmci_dma_prep_data(host, data, &nd->chan, &nd->desc); /* Check if next job is already prepared. */ if (dmae->cur && dmae->desc_current) return 0; @@ -685,15 +689,6 @@ static inline int mmci_dma_prep_data(struct mmci_host *host, &dmae->desc_current); } -static inline int mmci_dma_prep_next(struct mmci_host *host, - struct mmc_data *data) -{ - struct mmci_dmae_priv *dmae = host->dma_priv; - struct mmci_dmae_next *nd = &dmae->next_data; - - return __mmci_dma_prep_data(host, data, &nd->chan, &nd->desc); -} - static int mmci_dma_start_data(struct mmci_host *host, unsigned int datactrl) { int ret; @@ -703,7 +698,7 @@ static int mmci_dma_start_data(struct mmci_host *host, unsigned int datactrl) if (!host->use_dma) return -EINVAL; - ret = mmci_dma_prep_data(host, host->data); + ret = mmci_dma_prep_data(host, host->data, false); if (ret) return ret; @@ -763,7 +758,7 @@ static void mmci_pre_request(struct mmc_host *mmc, struct mmc_request *mrq) if (mmci_validate_data(host, data)) return; - if (!mmci_dma_prep_next(host, data)) + if (!mmci_dma_prep_data(host, data, true)) data->host_cookie = ++host->next_cookie < 0 ? 1 : host->next_cookie; } -- 2.7.4
next prev parent reply other threads:[~2018-10-02 12:11 UTC|newest] Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-10-02 12:09 [PATCH V4 00/25] mmc: mmci: add sdmmc variant for stm32 Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 01/25] mmc: mmci: Change struct members from bool to u8 Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 02/25] mmc: mmci: create generic mmci_dma_setup Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-03 9:22 ` Ulf Hansson 2018-10-03 9:22 ` Ulf Hansson 2018-10-03 11:44 ` Ludovic BARRE 2018-10-03 11:44 ` Ludovic BARRE 2018-10-03 11:44 ` Ludovic BARRE 2018-10-02 12:09 ` [PATCH V4 03/25] mmc: mmci: introduce dma_priv pointer to mmci_host Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre [this message] 2018-10-02 12:09 ` [PATCH V4 04/25] mmc: mmci: merge prepare data functions Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 05/25] mmc: mmci: add prepare/unprepare_data callbacks Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 06/25] mmc: mmci: add get_next_data callback Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 07/25] mmc: mmci: add dma_release callback Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 08/25] mmc: mmci: add dma_start callback Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 09/25] mmc: mmci: add dma_finalize callback Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 10/25] mmc: mmci: add dma_error callback Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 11/25] mmc: mmci: add validate_data callback Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 12/25] mmc: mmci: add set_clk/pwrreg callbacks Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 13/25] mmc: mmci: add datactrl block size variant property Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 14/25] mmc: mmci: expand startbiterr to irqmask and error check Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 15/25] mmc: mmci: add variant properties to define cpsm & cmdresp bits Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 16/25] mmc: mmci: add variant property to define dpsm bit Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 17/25] mmc: mmci: add variant property to define irq pio mask Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 18/25] mmc: mmci: add variant property to write datactrl before command Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 19/25] mmc: mmci: add variant property to not read datacnt Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 20/25] dt-bindings: mmci: add optional reset property Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 21/25] mmc: " Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 22/25] mmc: mmci: add clock divider for stm32 sdmmc Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 23/25] mmc: mmci: add stm32 sdmmc registers Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 24/25] dt-bindings: mmci: add stm32 sdmmc variant Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre 2018-10-02 12:09 ` [PATCH V4 25/25] mmc: " Ludovic Barre 2018-10-02 12:09 ` Ludovic Barre
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