Add/update trans_vrr_ctl flag when crtc_state->cmrr.enable
is set, With this commit setting the stage for subsequent
CMRR enablement.
--v2:
- Check pipe active state in cmrr enabling. [Jani]
- Remove usage of bitwise OR on booleans. [Jani]
- Revert unrelated changes. [Jani]
- Update intel_vrr_enable, vrr and cmrr enable conditions. [Jani]
- Simplify whole if-ladder in intel_vrr_enable. [Jani]
- Revert patch restructuring mistakes in intel_vrr_get_config. [Jani]
--v3:
- Check pipe active state in cmrr disabling.[Jani]
- Correct messed up condition in intel_vrr_enable. [Jani]
--v4:
- Removing RFC tag.
--v5:
- CMRR handling in co-existatnce of LRR and DRRS.
--v7:
- Rebase on top of AS SDP merge.
--v8:
- Remove cmrr_enabling/disabling and update commit message. (Ankit)
--v9:
- Revert removed line(Ankit).
Signed-off-by: Mitul Golani <mitulkumar.ajitkumar.golani@xxxxxxxxx>
Reviewed-by: Ankit Nautiyal <ankit.k.nautiyal@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_vrr.c | 10 ++++++++--
drivers/gpu/drm/i915/display/intel_vrr_regs.h | 2 ++
2 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_vrr.c b/drivers/gpu/drm/i915/display/intel_vrr.c
index d2f854d9d18b..19b364074de0 100644
--- a/drivers/gpu/drm/i915/display/intel_vrr.c
+++ b/drivers/gpu/drm/i915/display/intel_vrr.c
@@ -282,8 +282,14 @@ void intel_vrr_enable(const struct intel_crtc_state *crtc_state)
VRR_VSYNC_END(crtc_state->vrr.vsync_end) |
VRR_VSYNC_START(crtc_state->vrr.vsync_start));
- intel_de_write(dev_priv, TRANS_VRR_CTL(dev_priv, cpu_transcoder),
- VRR_CTL_VRR_ENABLE | trans_vrr_ctl(crtc_state));
+ if (crtc_state->cmrr.enable) {
+ intel_de_write(dev_priv, TRANS_VRR_CTL(dev_priv, cpu_transcoder),
+ VRR_CTL_VRR_ENABLE | VRR_CTL_CMRR_ENABLE |
+ trans_vrr_ctl(crtc_state));
+ } else {
+ intel_de_write(dev_priv, TRANS_VRR_CTL(dev_priv, cpu_transcoder),
+ VRR_CTL_VRR_ENABLE | trans_vrr_ctl(crtc_state));
+ }
}
void intel_vrr_disable(const struct intel_crtc_state *old_crtc_state)
diff --git a/drivers/gpu/drm/i915/display/intel_vrr_regs.h b/drivers/gpu/drm/i915/display/intel_vrr_regs.h
index 532ca5040a2e..e565aed06c88 100644
--- a/drivers/gpu/drm/i915/display/intel_vrr_regs.h
+++ b/drivers/gpu/drm/i915/display/intel_vrr_regs.h
@@ -123,5 +123,7 @@
#define _TRANS_CMRR_N_HI_A 0x604FC
#define TRANS_CMRR_N_HI(dev_priv, trans) _MMIO_TRANS2(dev_priv, trans, _TRANS_CMRR_N_HI_A)
+#define VRR_CTL_CMRR_ENABLE REG_BIT(27)
+
#endif /* __INTEL_VRR_REGS__ */
--
2.25.1
