Re: [PATCH v7 1/7] drm/i915/tgl: Add DC3CO required register and bits

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On 9/7/2019 10:44 PM, Anshuman Gupta wrote:
Adding following definition to i915_reg.h
1. DC_STATE_EN register DC3CO bit fields and masks.
2. Transcoder EXITLINE register and its bit fields and mask.

Cc: Jani Nikula <jani.nikula@xxxxxxxxx>
Cc: Imre Deak <imre.deak@xxxxxxxxx>
Cc: Animesh Manna <animesh.manna@xxxxxxxxx>
Signed-off-by: Anshuman Gupta <anshuman.gupta@xxxxxxxxx>
---
  drivers/gpu/drm/i915/i915_reg.h | 8 ++++++++
  1 file changed, 8 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 006cffd56be2..273a4ed8b3e9 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -4135,6 +4135,7 @@ enum {
  #define _VTOTAL_A	0x6000c
  #define _VBLANK_A	0x60010
  #define _VSYNC_A	0x60014
+#define _EXITLINE_A	0x60018
  #define _PIPEASRC	0x6001c
  #define _BCLRPAT_A	0x60020
  #define _VSYNCSHIFT_A	0x60028
@@ -4181,11 +4182,16 @@ enum {
  #define VTOTAL(trans)		_MMIO_TRANS2(trans, _VTOTAL_A)
  #define VBLANK(trans)		_MMIO_TRANS2(trans, _VBLANK_A)
  #define VSYNC(trans)		_MMIO_TRANS2(trans, _VSYNC_A)
+#define EXITLINE(trans)		_MMIO_TRANS2(trans, _EXITLINE_A)
  #define BCLRPAT(trans)		_MMIO_TRANS2(trans, _BCLRPAT_A)
  #define VSYNCSHIFT(trans)	_MMIO_TRANS2(trans, _VSYNCSHIFT_A)
  #define PIPESRC(trans)		_MMIO_TRANS2(trans, _PIPEASRC)
  #define PIPE_MULT(trans)	_MMIO_TRANS2(trans, _PIPE_MULT_A)
+#define EXITLINE_ENABLE (1 << 31)

Need one extra space and same applicable below.
REG_BIT can be used. Please refer kernel doc added as header of this file.

Regards,
Animesh
+#define  EXITLINE_MASK		(0x1fff)
+#define  EXITLINE_SHIFT		0
+
  /*
   * HSW+ eDP PSR registers
   *
@@ -10114,6 +10120,8 @@ enum skl_power_gate {
  /* GEN9 DC */
  #define DC_STATE_EN			_MMIO(0x45504)
  #define  DC_STATE_DISABLE		0
+#define  DC_STATE_EN_DC3CO		(1 << 30)
+#define  DC_STATE_DC3CO_STATUS		(1 << 29)
  #define  DC_STATE_EN_UPTO_DC5		(1 << 0)
  #define  DC_STATE_EN_DC9		(1 << 3)
  #define  DC_STATE_EN_UPTO_DC6		(2 << 0)

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