6.6-stable review patch. If anyone has any objections, please let me know.
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From: Ville Syrjälä ville.syrjala@linux.intel.com
[ Upstream commit 09f390d4e2f38f8433431f4da31ca0a17a5c7853 ]
We'll need to also look at the old crtc state in intel_pipe_update_start() so change the calling convention to just plumb in the full atomic state instead.
Cc: Manasi Navare navaremanasi@chromium.org Signed-off-by: Ville Syrjälä ville.syrjala@linux.intel.com Link: https://patchwork.freedesktop.org/patch/msgid/20230901130440.2085-3-ville.sy... Reviewed-by: Manasi Navare navaremanasi@chromium.org Reviewed-by: Mitul Golani mitulkumar.ajitkumar.golani@intel.com Stable-dep-of: 4a36e46df7aa ("drm/i915: Disable live M/N updates when using bigjoiner") Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/i915/display/intel_crtc.c | 18 ++++++++++++------ drivers/gpu/drm/i915/display/intel_crtc.h | 6 ++++-- drivers/gpu/drm/i915/display/intel_display.c | 4 ++-- 3 files changed, 18 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_crtc.c b/drivers/gpu/drm/i915/display/intel_crtc.c index 182c6dd64f47c..65d91c7ad22ff 100644 --- a/drivers/gpu/drm/i915/display/intel_crtc.c +++ b/drivers/gpu/drm/i915/display/intel_crtc.c @@ -470,7 +470,8 @@ static int intel_mode_vblank_start(const struct drm_display_mode *mode)
/** * intel_pipe_update_start() - start update of a set of display registers - * @new_crtc_state: the new crtc state + * @state: the atomic state + * @crtc: the crtc * * Mark the start of an update to pipe registers that should be updated * atomically regarding vblank. If the next vblank will happens within @@ -480,10 +481,12 @@ static int intel_mode_vblank_start(const struct drm_display_mode *mode) * until a subsequent call to intel_pipe_update_end(). That is done to * avoid random delays. */ -void intel_pipe_update_start(struct intel_crtc_state *new_crtc_state) +void intel_pipe_update_start(struct intel_atomic_state *state, + struct intel_crtc *crtc) { - struct intel_crtc *crtc = to_intel_crtc(new_crtc_state->uapi.crtc); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + struct intel_crtc_state *new_crtc_state = + intel_atomic_get_new_crtc_state(state, crtc); const struct drm_display_mode *adjusted_mode = &new_crtc_state->hw.adjusted_mode; long timeout = msecs_to_jiffies_timeout(1); int scanline, min, max, vblank_start; @@ -631,15 +634,18 @@ static void dbg_vblank_evade(struct intel_crtc *crtc, ktime_t end) {}
/** * intel_pipe_update_end() - end update of a set of display registers - * @new_crtc_state: the new crtc state + * @state: the atomic state + * @crtc: the crtc * * Mark the end of an update started with intel_pipe_update_start(). This * re-enables interrupts and verifies the update was actually completed * before a vblank. */ -void intel_pipe_update_end(struct intel_crtc_state *new_crtc_state) +void intel_pipe_update_end(struct intel_atomic_state *state, + struct intel_crtc *crtc) { - struct intel_crtc *crtc = to_intel_crtc(new_crtc_state->uapi.crtc); + struct intel_crtc_state *new_crtc_state = + intel_atomic_get_new_crtc_state(state, crtc); enum pipe pipe = crtc->pipe; int scanline_end = intel_get_crtc_scanline(crtc); u32 end_vbl_count = intel_crtc_get_vblank_counter(crtc); diff --git a/drivers/gpu/drm/i915/display/intel_crtc.h b/drivers/gpu/drm/i915/display/intel_crtc.h index 51a4c8df9e657..22d7993d1f0ba 100644 --- a/drivers/gpu/drm/i915/display/intel_crtc.h +++ b/drivers/gpu/drm/i915/display/intel_crtc.h @@ -36,8 +36,10 @@ void intel_crtc_state_reset(struct intel_crtc_state *crtc_state, u32 intel_crtc_get_vblank_counter(struct intel_crtc *crtc); void intel_crtc_vblank_on(const struct intel_crtc_state *crtc_state); void intel_crtc_vblank_off(const struct intel_crtc_state *crtc_state); -void intel_pipe_update_start(struct intel_crtc_state *new_crtc_state); -void intel_pipe_update_end(struct intel_crtc_state *new_crtc_state); +void intel_pipe_update_start(struct intel_atomic_state *state, + struct intel_crtc *crtc); +void intel_pipe_update_end(struct intel_atomic_state *state, + struct intel_crtc *crtc); void intel_wait_for_vblank_workers(struct intel_atomic_state *state); struct intel_crtc *intel_first_crtc(struct drm_i915_private *i915); struct intel_crtc *intel_crtc_for_pipe(struct drm_i915_private *i915, diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index a072fbb9872aa..af93761e82cac 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -6616,7 +6616,7 @@ static void intel_update_crtc(struct intel_atomic_state *state, intel_crtc_planes_update_noarm(state, crtc);
/* Perform vblank evasion around commit operation */ - intel_pipe_update_start(new_crtc_state); + intel_pipe_update_start(state, crtc);
commit_pipe_pre_planes(state, crtc);
@@ -6624,7 +6624,7 @@ static void intel_update_crtc(struct intel_atomic_state *state,
commit_pipe_post_planes(state, crtc);
- intel_pipe_update_end(new_crtc_state); + intel_pipe_update_end(state, crtc);
/* * We usually enable FIFO underrun interrupts as part of the