[Intel-gfx] [PATCH 1/4] drm/i915: Add engine scratch register to live_lrc_fixed

[Mika Kuoppala]

General purpose registers are per engine and
in a fixed location. Add to live_lrc_fixed.

Signed-off-by: Mika Kuoppala <mika.kuoppala at linux.intel.com>
---
 drivers/gpu/drm/i915/gt/intel_lrc_reg.h | 1 +
 drivers/gpu/drm/i915/gt/selftest_lrc.c  | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/intel_lrc_reg.h b/drivers/gpu/drm/i915/gt/intel_lrc_reg.h
index 93cb6c460508..008aa53e24a1 100644
--- a/drivers/gpu/drm/i915/gt/intel_lrc_reg.h
+++ b/drivers/gpu/drm/i915/gt/intel_lrc_reg.h
@@ -26,6 +26,7 @@
 #define CTX_PDP0_UDW			(0x30 + 1)
 #define CTX_PDP0_LDW			(0x32 + 1)
 #define CTX_R_PWR_CLK_STATE		(0x42 + 1)
+#define CTX_CS_GPR_0			(0x74 + 1)
 
 #define GEN9_CTX_RING_MI_MODE		0x54
 
diff --git a/drivers/gpu/drm/i915/gt/selftest_lrc.c b/drivers/gpu/drm/i915/gt/selftest_lrc.c
index e964c1402d29..4996d511f6fc 100644
--- a/drivers/gpu/drm/i915/gt/selftest_lrc.c
+++ b/drivers/gpu/drm/i915/gt/selftest_lrc.c
@@ -4613,6 +4613,11 @@ static int live_lrc_fixed(void *arg)
 				CTX_TIMESTAMP - 1,
 				"RING_CTX_TIMESTAMP"
 			},
+			{
+				i915_mmio_reg_offset(GEN8_RING_CS_GPR(engine->mmio_base, 0)),
+				CTX_CS_GPR_0 - 1,
+				"RING_CS_GPR_0"
+			},
 			{ },
 		}, *t;
 		u32 *hw;
-- 
2.17.1