drm/i915: Add 4th pipe and transcoder

Add pipe D and transcoder D to prepare for platforms having them.

Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190711173115.28296-2-lucas.demarchi@intel.com

diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index a44d661..c13784b 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -17191,7 +17191,7 @@ struct intel_display_error_state {
                u32 vtotal;
                u32 vblank;
                u32 vsync;
-       } transcoder[4];
+       } transcoder[5];
 };
 
 struct intel_display_error_state *
@@ -17202,6 +17202,7 @@ intel_display_capture_error_state(struct drm_i915_private *dev_priv)
                TRANSCODER_A,
                TRANSCODER_B,
                TRANSCODER_C,
+               TRANSCODER_D,
                TRANSCODER_EDP,
        };
        int i;

diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h
index 8a4a57e..1f75b0a 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_display.h
+++ b/drivers/gpu/drm/i915/display/intel_display.h
@@ -58,6 +58,7 @@ enum pipe {
        PIPE_A = 0,
        PIPE_B,
        PIPE_C,
+       PIPE_D,
        _PIPE_EDP,
 
        I915_MAX_PIPES = _PIPE_EDP
@@ -75,6 +76,7 @@ enum transcoder {
        TRANSCODER_A = PIPE_A,
        TRANSCODER_B = PIPE_B,
        TRANSCODER_C = PIPE_C,
+       TRANSCODER_D = PIPE_D,
 
        /*
         * The following transcoders can map to any pipe, their enum value
@@ -98,6 +100,8 @@ static inline const char *transcoder_name(enum transcoder transcoder)
                return "B";
        case TRANSCODER_C:
                return "C";
+       case TRANSCODER_D:
+               return "D";
        case TRANSCODER_EDP:
                return "EDP";
        case TRANSCODER_DSI_A:

diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 95b9ca1..6fe3d74 100644 (file)
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -4217,6 +4217,7 @@ enum {
 #define TRANSCODER_B_OFFSET 0x61000
 #define TRANSCODER_C_OFFSET 0x62000
 #define CHV_TRANSCODER_C_OFFSET 0x63000
+#define TRANSCODER_D_OFFSET 0x63000
 #define TRANSCODER_EDP_OFFSET 0x6f000
 #define TRANSCODER_DSI0_OFFSET 0x6b000
 #define TRANSCODER_DSI1_OFFSET 0x6b800
@@ -5763,6 +5764,7 @@ enum {
 #define PIPE_A_OFFSET          0x70000
 #define PIPE_B_OFFSET          0x71000
 #define PIPE_C_OFFSET          0x72000
+#define PIPE_D_OFFSET          0x73000
 #define CHV_PIPE_C_OFFSET      0x74000
 /*
  * There's actually no pipe EDP. Some pipe registers have
@@ -9346,6 +9348,7 @@ enum skl_power_gate {
 #define _TRANS_DDI_FUNC_CTL_A          0x60400
 #define _TRANS_DDI_FUNC_CTL_B          0x61400
 #define _TRANS_DDI_FUNC_CTL_C          0x62400
+#define _TRANS_DDI_FUNC_CTL_D          0x63400
 #define _TRANS_DDI_FUNC_CTL_EDP                0x6F400
 #define _TRANS_DDI_FUNC_CTL_DSI0       0x6b400
 #define _TRANS_DDI_FUNC_CTL_DSI1       0x6bc00