From de065ceeaa2f78c770d5dc586fbd4fa4f915c606 Mon Sep 17 00:00:00 2001 From: Mitul Golani Date: Mon, 10 Jun 2024 12:51:57 +0530 Subject: [PATCH] drm/i915: Update trans_vrr_ctl flag when cmrr is computed 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 Reviewed-by: Ankit Nautiyal Signed-off-by: Suraj Kandpal Link: https://patchwork.freedesktop.org/patch/msgid/20240610072203.24956-5-mitulkumar.ajitkumar.golani@intel.com --- 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 d2f854d9d18b0..19b364074de03 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 20267ec12f5ae..6ed0e0dc97e76 100644 --- a/drivers/gpu/drm/i915/display/intel_vrr_regs.h +++ b/drivers/gpu/drm/i915/display/intel_vrr_regs.h @@ -122,4 +122,6 @@ #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__ */