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Date: Mon, 8 Oct 2018 14:08:39 +0200 From: Ludovic Barre <ludovic.Barre@...com> To: Ulf Hansson <ulf.hansson@...aro.org>, Rob Herring <robh+dt@...nel.org> CC: <srinivas.kandagatla@...aro.org>, Maxime Coquelin <mcoquelin.stm32@...il.com>, Alexandre Torgue <alexandre.torgue@...com>, <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>, <linux-mmc@...r.kernel.org>, <linux-stm32@...md-mailman.stormreply.com>, Ludovic Barre <ludovic.barre@...com> Subject: [PATCH V6 07/23] mmc: mmci: add dma_finalize callback From: Ludovic Barre <ludovic.barre@...com> This patch adds dma_finalize callback at mmci_host_ops to allow to call specific variant. Signed-off-by: Ludovic Barre <ludovic.barre@...com> --- drivers/mmc/host/mmci.c | 19 ++++++++++++------- drivers/mmc/host/mmci.h | 3 ++- drivers/mmc/host/mmci_qcom_dml.c | 1 + 3 files changed, 15 insertions(+), 8 deletions(-) diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 72584f4..4570042 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -460,6 +460,15 @@ int mmci_dma_start(struct mmci_host *host, unsigned int datactrl) return 0; } +void mmci_dma_finalize(struct mmci_host *host, struct mmc_data *data) +{ + if (!host->use_dma) + return; + + if (host->ops && host->ops->dma_finalize) + host->ops->dma_finalize(host, data); +} + static void mmci_request_end(struct mmci_host *host, struct mmc_request *mrq) { @@ -641,13 +650,13 @@ static void mmci_dma_data_error(struct mmci_host *host) mmci_dma_unmap(host, host->data); } -static void mmci_dma_finalize(struct mmci_host *host, struct mmc_data *data) +void mmci_dmae_finalize(struct mmci_host *host, struct mmc_data *data) { struct mmci_dmae_priv *dmae = host->dma_priv; u32 status; int i; - if (!host->use_dma || !dma_inprogress(host)) + if (!dma_inprogress(host)) return; /* Wait up to 1ms for the DMA to complete */ @@ -844,6 +853,7 @@ static struct mmci_host_ops mmci_variant_ops = { .dma_setup = mmci_dmae_setup, .dma_release = mmci_dmae_release, .dma_start = mmci_dmae_start, + .dma_finalize = mmci_dmae_finalize, }; void mmci_variant_init(struct mmci_host *host) @@ -852,11 +862,6 @@ void mmci_variant_init(struct mmci_host *host) } #else /* Blank functions if the DMA engine is not available */ -static inline void mmci_dma_finalize(struct mmci_host *host, - struct mmc_data *data) -{ -} - static inline void mmci_dma_data_error(struct mmci_host *host) { } diff --git a/drivers/mmc/host/mmci.h b/drivers/mmc/host/mmci.h index 7bca597..8c1493b 100644 --- a/drivers/mmc/host/mmci.h +++ b/drivers/mmc/host/mmci.h @@ -281,6 +281,7 @@ struct mmci_host_ops { int (*dma_setup)(struct mmci_host *host); void (*dma_release)(struct mmci_host *host); int (*dma_start)(struct mmci_host *host, unsigned int *datactrl); + void (*dma_finalize)(struct mmci_host *host, struct mmc_data *data); }; struct mmci_host { @@ -341,4 +342,4 @@ void mmci_dmae_get_next_data(struct mmci_host *host, struct mmc_data *data); int mmci_dmae_setup(struct mmci_host *host); void mmci_dmae_release(struct mmci_host *host); int mmci_dmae_start(struct mmci_host *host, unsigned int *datactrl); - +void mmci_dmae_finalize(struct mmci_host *host, struct mmc_data *data); diff --git a/drivers/mmc/host/mmci_qcom_dml.c b/drivers/mmc/host/mmci_qcom_dml.c index 66af406..c2ef73f 100644 --- a/drivers/mmc/host/mmci_qcom_dml.c +++ b/drivers/mmc/host/mmci_qcom_dml.c @@ -190,6 +190,7 @@ static struct mmci_host_ops qcom_variant_ops = { .dma_setup = qcom_dma_setup, .dma_release = mmci_dmae_release, .dma_start = mmci_dmae_start, + .dma_finalize = mmci_dmae_finalize, }; void qcom_variant_init(struct mmci_host *host) -- 2.7.4
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