diff options
| author | Hai Li <hali@codeaurora.org> | 2015-05-15 13:04:05 -0400 |
|---|---|---|
| committer | Rob Clark <robdclark@gmail.com> | 2015-06-11 13:11:04 -0400 |
| commit | 9d32c4989c858af12b333ae9a3c160a91ff43934 (patch) | |
| tree | ad5d91c6a4b2b91ca9d1e8e5a2c7742abe79a0ef /drivers/gpu/drm/msm/dsi/dsi.h | |
| parent | 825637b9c06cede2a742421b0ea6f24428099af3 (diff) | |
drm/msm/dsi: Enable PLL driver in MSM DSI
This change activates PLL driver for DSI to work with
common clock framework.
Signed-off-by: Hai Li <hali@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/msm/dsi/dsi.h')
| -rw-r--r-- | drivers/gpu/drm/msm/dsi/dsi.h | 43 |
1 files changed, 37 insertions, 6 deletions
diff --git a/drivers/gpu/drm/msm/dsi/dsi.h b/drivers/gpu/drm/msm/dsi/dsi.h index 321964a6b27e..8022814f7914 100644 --- a/drivers/gpu/drm/msm/dsi/dsi.h +++ b/drivers/gpu/drm/msm/dsi/dsi.h @@ -38,6 +38,13 @@ #define DSI_ENCODER_MASTER DSI_1 #define DSI_ENCODER_SLAVE DSI_0 +enum msm_dsi_phy_type { + MSM_DSI_PHY_UNKNOWN, + MSM_DSI_PHY_28NM_HPM, + MSM_DSI_PHY_28NM_LP, + MSM_DSI_PHY_MAX +}; + struct msm_dsi { struct drm_device *dev; struct platform_device *pdev; @@ -49,6 +56,8 @@ struct msm_dsi { struct msm_dsi_phy *phy; struct drm_panel *panel; unsigned long panel_flags; + + enum msm_dsi_phy_type phy_type; bool phy_enabled; /* the encoders we are hooked to (outside of dsi block) */ @@ -73,6 +82,29 @@ void msm_dsi_manager_unregister(struct msm_dsi *msm_dsi); /* msm dsi */ struct drm_encoder *msm_dsi_get_encoder(struct msm_dsi *msm_dsi); +/* dsi pll */ +struct msm_dsi_pll; +#ifdef CONFIG_DRM_MSM_DSI_PLL +struct msm_dsi_pll *msm_dsi_pll_init(struct platform_device *pdev, + enum msm_dsi_phy_type type, int dsi_id); +void msm_dsi_pll_destroy(struct msm_dsi_pll *pll); +int msm_dsi_pll_get_clk_provider(struct msm_dsi_pll *pll, + struct clk **byte_clk_provider, struct clk **pixel_clk_provider); +#else +static inline struct msm_dsi_pll *msm_dsi_pll_init(struct platform_device *pdev, + enum msm_dsi_phy_type type, int id) { + return ERR_PTR(-ENODEV); +} +static inline void msm_dsi_pll_destroy(struct msm_dsi_pll *pll) +{ +} +static inline int msm_dsi_pll_get_clk_provider(struct msm_dsi_pll *pll, + struct clk **byte_clk_provider, struct clk **pixel_clk_provider) +{ + return -ENODEV; +} +#endif + /* dsi host */ int msm_dsi_host_xfer_prepare(struct mipi_dsi_host *host, const struct mipi_dsi_msg *msg); @@ -94,6 +126,8 @@ struct drm_panel *msm_dsi_host_get_panel(struct mipi_dsi_host *host, unsigned long *panel_flags); int msm_dsi_host_register(struct mipi_dsi_host *host, bool check_defer); void msm_dsi_host_unregister(struct mipi_dsi_host *host); +int msm_dsi_host_set_src_pll(struct mipi_dsi_host *host, + struct msm_dsi_pll *src_pll); void msm_dsi_host_destroy(struct mipi_dsi_host *host); int msm_dsi_host_modeset_init(struct mipi_dsi_host *host, struct drm_device *dev); @@ -101,18 +135,15 @@ int msm_dsi_host_init(struct msm_dsi *msm_dsi); /* dsi phy */ struct msm_dsi_phy; -enum msm_dsi_phy_type { - MSM_DSI_PHY_UNKNOWN, - MSM_DSI_PHY_28NM_HPM, - MSM_DSI_PHY_28NM_LP, - MSM_DSI_PHY_MAX -}; struct msm_dsi_phy *msm_dsi_phy_init(struct platform_device *pdev, enum msm_dsi_phy_type type, int id); +void msm_dsi_phy_destroy(struct msm_dsi_phy *phy); int msm_dsi_phy_enable(struct msm_dsi_phy *phy, bool is_dual_panel, const unsigned long bit_rate, const unsigned long esc_rate); int msm_dsi_phy_disable(struct msm_dsi_phy *phy); void msm_dsi_phy_get_clk_pre_post(struct msm_dsi_phy *phy, u32 *clk_pre, u32 *clk_post); +struct msm_dsi_pll *msm_dsi_phy_get_pll(struct msm_dsi_phy *phy); + #endif /* __DSI_CONNECTOR_H__ */ |