diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dsi.h')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dsi.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_dsi.h b/drivers/gpu/drm/i915/intel_dsi.h index 657eb5c..8fe2064 100644 --- a/drivers/gpu/drm/i915/intel_dsi.h +++ b/drivers/gpu/drm/i915/intel_dsi.h @@ -28,6 +28,11 @@ #include <drm/drm_crtc.h> #include "intel_drv.h" +/* Dual Link support */ +#define DSI_DUAL_LINK_NONE 0 +#define DSI_DUAL_LINK_FRONT_BACK 1 +#define DSI_DUAL_LINK_PIXEL_ALT 2 + struct intel_dsi_device { unsigned int panel_id; const char *name; @@ -78,6 +83,9 @@ struct intel_dsi { struct intel_connector *attached_connector; + /* bit mask of ports being driven */ + u16 ports; + /* if true, use HS mode, otherwise LP */ bool hs; @@ -101,6 +109,8 @@ struct intel_dsi { u8 clock_stop; u8 escape_clk_div; + u8 dual_link; + u8 pixel_overlap; u32 port_bits; u32 bw_timer; u32 dphy_reg; @@ -127,6 +137,22 @@ struct intel_dsi { u16 panel_pwr_cycle_delay; }; +/* XXX: Transitional before dual port configuration */ +static inline enum port intel_dsi_pipe_to_port(enum pipe pipe) +{ + if (pipe == PIPE_A) + return PORT_A; + else if (pipe == PIPE_B) + return PORT_C; + + WARN(1, "DSI on pipe %c, assuming port C\n", pipe_name(pipe)); + return PORT_C; +} + +#define for_each_dsi_port(__port, __ports_mask) \ + for ((__port) = PORT_A; (__port) < I915_MAX_PORTS; (__port)++) \ + if ((__ports_mask) & (1 << (__port))) + static inline struct intel_dsi *enc_to_intel_dsi(struct drm_encoder *encoder) { return container_of(encoder, struct intel_dsi, base.base); |
