Commit 0732ea75 authored by Ludovic Barre's avatar Ludovic Barre Committed by Ulf Hansson
Browse files

mmc: mmci: add get_datactrl_cfg callback and helper functions 



This patch adds get_datactrl_cfg callback in mmci_host_ops
to allow to get datactrl configuration specific at variant.
Common helper function is defined and could be call by variant.

Signed-off-by: default avatarLudovic Barre <ludovic.barre@st.com>
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent e5a34b0c

drivers/mmc/host/mmci.h

+6 −0
Original line number Diff line number Diff line
@@ -362,6 +362,7 @@ struct mmci_host_ops { 
			 bool next);

	void (*unprep_data)(struct mmci_host *host, struct mmc_data *data,

			    int err);

	u32 (*get_datactrl_cfg)(struct mmci_host *host);

	void (*get_next_data)(struct mmci_host *host, struct mmc_data *data);

	int (*dma_setup)(struct mmci_host *host);

	void (*dma_release)(struct mmci_host *host);
@@ -429,6 +430,11 @@ struct mmci_host { 
void mmci_write_clkreg(struct mmci_host *host, u32 clk);

void mmci_write_pwrreg(struct mmci_host *host, u32 pwr);



static inline u32 mmci_dctrl_blksz(struct mmci_host *host)

{

	return (ffs(host->data->blksz) - 1) << 4;

}



#ifdef CONFIG_DMA_ENGINE

int mmci_dmae_prep_data(struct mmci_host *host, struct mmc_data *data,

			bool next);

CRA Git | Maintained and supported by SUSTech CRA and CCSE