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Commit e18177cc authored by Sibi Sankar's avatar Sibi Sankar Committed by Rob Clark
Browse files

drm/msm/dsi: add dsi host helper functions support 



Add dsi host helper functions support for DSI v2 and DSI 6G 1.x
controllers that are under version checks

Signed-off-by: default avatarSibi Sankar <sibis@codeaurora.org>
Signed-off-by: default avatarRob Clark <robdclark@gmail.com>
parent 6e8bed6a

drivers/gpu/drm/msm/dsi/dsi.h

+1 −0
Original line number Diff line number Diff line
@@ -149,6 +149,7 @@ static inline int msm_dsi_pll_set_usecase(struct msm_dsi_pll *pll, 
#endif



/* dsi host */

struct msm_dsi_host;

int msm_dsi_host_xfer_prepare(struct mipi_dsi_host *host,

					const struct mipi_dsi_msg *msg);

void msm_dsi_host_xfer_restore(struct mipi_dsi_host *host,

drivers/gpu/drm/msm/dsi/dsi_cfg.h

+12 −0
Original line number Diff line number Diff line
@@ -40,10 +40,22 @@ struct msm_dsi_config { 
	const int num_dsi;

};



struct msm_dsi_host_cfg_ops {

	int (*link_clk_enable)(struct msm_dsi_host *msm_host);

	void (*link_clk_disable)(struct msm_dsi_host *msm_host);

	int (*clk_init_ver)(struct msm_dsi_host *msm_host);

	int (*tx_buf_alloc)(struct msm_dsi_host *msm_host, int size);

	void* (*tx_buf_get)(struct msm_dsi_host *msm_host);

	void (*tx_buf_put)(struct msm_dsi_host *msm_host);

	int (*dma_base_get)(struct msm_dsi_host *msm_host, uint64_t *iova);

	int (*calc_clk_rate)(struct msm_dsi_host *msm_host);

};



struct msm_dsi_cfg_handler {

	u32 major;

	u32 minor;

	const struct msm_dsi_config *cfg;

	const struct msm_dsi_host_cfg_ops *ops;

};



const struct msm_dsi_cfg_handler *msm_dsi_cfg_get(u32 major, u32 minor);