From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Add some defines to specify what goes inside certain DSB
instructions.
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_dsb.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_dsb.c b/drivers/gpu/drm/i915/display/intel_dsb.c
index 42911abcd3ab..093b2567883d 100644
--- a/drivers/gpu/drm/i915/display/intel_dsb.c
+++ b/drivers/gpu/drm/i915/display/intel_dsb.c
@@ -70,17 +70,21 @@ struct intel_dsb {
#define DSB_OPCODE_SHIFT 24
#define DSB_OPCODE_NOOP 0x0
#define DSB_OPCODE_MMIO_WRITE 0x1
+#define DSB_BYTE_EN 0xf
+#define DSB_BYTE_EN_SHIFT 20
+#define DSB_REG_VALUE_MASK 0xfffff
#define DSB_OPCODE_WAIT_USEC 0x2
-#define DSB_OPCODE_WAIT_LINES 0x3
+#define DSB_OPCODE_WAIT_SCANLINE 0x3
#define DSB_OPCODE_WAIT_VBLANKS 0x4
#define DSB_OPCODE_WAIT_DSL_IN 0x5
#define DSB_OPCODE_WAIT_DSL_OUT 0x6
+#define DSB_SCANLINE_UPPER_SHIFT 20
+#define DSB_SCANLINE_LOWER_SHIFT 0
#define DSB_OPCODE_INTERRUPT 0x7
#define DSB_OPCODE_INDEXED_WRITE 0x9
+/* see DSB_REG_VALUE_MASK */
#define DSB_OPCODE_POLL 0xA
-#define DSB_BYTE_EN 0xF
-#define DSB_BYTE_EN_SHIFT 20
-#define DSB_REG_VALUE_MASK 0xfffff
+/* see DSB_REG_VALUE_MASK */
static bool assert_dsb_has_room(struct intel_dsb *dsb)
{
--
2.39.3
