[Intel-gfx] [PATCH 49/71] drm/i915/chv: Add CHV display support

[ville.syrjala at linux.intel.com]

From: Rafael Barbalho <rafael.barbalho at intel.com>

Add support for the third pipe in cherrview

Signed-off-by: Rafael Barbalho <rafael.barbalho at intel.com>
[vsyrjala: slightly massaged the patch]
Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
---
 drivers/gpu/drm/i915/i915_drv.c |  7 +++++++
 drivers/gpu/drm/i915/i915_reg.h | 11 ++++++++---
 2 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 2415fa2..c5e9fa8 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -49,6 +49,12 @@ static struct drm_driver driver;
 	.dpll_md_offsets = { DPLL_A_MD_OFFSET, DPLL_B_MD_OFFSET }, \
 	.palette_offsets = { PALETTE_A_OFFSET, PALETTE_B_OFFSET }
 
+#define GEN_CHV_PIPEOFFSETS \
+       .pipe_offsets = { PIPE_A_OFFSET, PIPE_B_OFFSET, CHV_PIPE_C_OFFSET }, \
+       .trans_offsets = { TRANSCODER_A_OFFSET, TRANSCODER_B_OFFSET, CHV_TRANSCODER_C_OFFSET, }, \
+       .dpll_offsets = { DPLL_A_OFFSET, DPLL_B_OFFSET, CHV_DPLL_C_OFFSET }, \
+       .dpll_md_offsets = { DPLL_A_MD_OFFSET, DPLL_B_MD_OFFSET, CHV_DPLL_C_MD_OFFSET }, \
+       .palette_offsets = { PALETTE_A_OFFSET, PALETTE_B_OFFSET, CHV_PALETTE_C_OFFSET }
 
 static const struct intel_device_info intel_i830_info = {
 	.gen = 2, .is_mobile = 1, .cursor_needs_physical = 1, .num_pipes = 2,
@@ -286,6 +292,7 @@ static const struct intel_device_info intel_cherryview_info = {
 	.ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING,
 	.is_valleyview = 1,
 	.display_mmio_offset = VLV_DISPLAY_BASE,
+	GEN_CHV_PIPEOFFSETS,
 };
 
 /*
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 7587752..3831d84 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -1430,6 +1430,7 @@ enum punit_power_well {
  */
 #define DPLL_A_OFFSET 0x6014
 #define DPLL_B_OFFSET 0x6018
+#define CHV_DPLL_C_OFFSET 0x6030
 #define DPLL(pipe) (dev_priv->info.dpll_offsets[pipe] + \
 		    dev_priv->info.display_mmio_offset)
 
@@ -1521,6 +1522,7 @@ enum punit_power_well {
 
 #define DPLL_A_MD_OFFSET 0x601c /* 965+ only */
 #define DPLL_B_MD_OFFSET 0x6020 /* 965+ only */
+#define CHV_DPLL_C_MD_OFFSET 0x603c
 #define DPLL_MD(pipe) (dev_priv->info.dpll_md_offsets[pipe] + \
 		       dev_priv->info.display_mmio_offset)
 
@@ -1717,6 +1719,7 @@ enum punit_power_well {
  */
 #define PALETTE_A_OFFSET 0xa000
 #define PALETTE_B_OFFSET 0xa800
+#define CHV_PALETTE_C_OFFSET 0xc000
 #define PALETTE(pipe) (dev_priv->info.palette_offsets[pipe] + \
 		       dev_priv->info.display_mmio_offset)
 
@@ -2206,6 +2209,7 @@ enum punit_power_well {
 #define TRANSCODER_A_OFFSET 0x60000
 #define TRANSCODER_B_OFFSET 0x61000
 #define TRANSCODER_C_OFFSET 0x62000
+#define CHV_TRANSCODER_C_OFFSET 0x63000
 #define TRANSCODER_EDP_OFFSET 0x6f000
 
 #define _TRANSCODER2(pipe, reg) (dev_priv->info.trans_offsets[(pipe)] - \
@@ -3533,9 +3537,10 @@ enum punit_power_well {
 #define PIPESTAT_INT_ENABLE_MASK		0x7fff0000
 #define PIPESTAT_INT_STATUS_MASK		0x0000ffff
 
-#define PIPE_A_OFFSET	0x70000
-#define PIPE_B_OFFSET	0x71000
-#define PIPE_C_OFFSET	0x72000
+#define PIPE_A_OFFSET		0x70000
+#define PIPE_B_OFFSET		0x71000
+#define PIPE_C_OFFSET		0x72000
+#define CHV_PIPE_C_OFFSET	0x74000
 /*
  * There's actually no pipe EDP. Some pipe registers have
  * simply shifted from the pipe to the transcoder, while
-- 
1.8.3.2