diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2025-03-26 19:25:31 +0300 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2025-04-04 19:57:44 +0300 |
| commit | 1aa4031257e6f8a3ff436a165863f40905dd3968 (patch) | |
| tree | 63223fc99fe84f27a5b1dea93041d4c4d904a6fe | |
| parent | 38188a7f575dacba1120a59fd5d62c7f3313c0fa (diff) | |
| download | linux-1aa4031257e6f8a3ff436a165863f40905dd3968.tar.xz | |
drm/i915: Drop the cached per-pipe min_cdclk[] from bw state
intel_bw_crtc_min_cdclk() only depends on the pipe data rate,
which we already have stashed in bw_state->data_rate[]. So
stashing the resulting min_cdclk[] as well is redundant. Get
rid of it.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250326162544.3642-2-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_bw.c | 17 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_bw.h | 1 |
2 files changed, 8 insertions, 10 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_bw.c b/drivers/gpu/drm/i915/display/intel_bw.c index bb81efec08a0..15c2377193f7 100644 --- a/drivers/gpu/drm/i915/display/intel_bw.c +++ b/drivers/gpu/drm/i915/display/intel_bw.c @@ -825,14 +825,13 @@ static unsigned int intel_bw_crtc_data_rate(const struct intel_crtc_state *crtc_ } /* "Maximum Pipe Read Bandwidth" */ -static int intel_bw_crtc_min_cdclk(const struct intel_crtc_state *crtc_state) +static int intel_bw_crtc_min_cdclk(struct intel_display *display, + unsigned int data_rate) { - struct intel_display *display = to_intel_display(crtc_state); - if (DISPLAY_VER(display) < 12) return 0; - return DIV_ROUND_UP_ULL(mul_u32_u32(intel_bw_crtc_data_rate(crtc_state), 10), 512); + return DIV_ROUND_UP_ULL(mul_u32_u32(data_rate, 10), 512); } static unsigned int intel_bw_num_active_planes(struct intel_display *display, @@ -1170,7 +1169,8 @@ static bool intel_bw_state_changed(struct intel_display *display, return true; } - if (old_bw_state->min_cdclk[pipe] != new_bw_state->min_cdclk[pipe]) + if (intel_bw_crtc_min_cdclk(display, old_bw_state->data_rate[pipe]) != + intel_bw_crtc_min_cdclk(display, new_bw_state->data_rate[pipe])) return true; } @@ -1271,7 +1271,9 @@ int intel_bw_min_cdclk(struct intel_display *display, min_cdclk = intel_bw_dbuf_min_cdclk(display, bw_state); for_each_pipe(display, pipe) - min_cdclk = max(min_cdclk, bw_state->min_cdclk[pipe]); + min_cdclk = max(min_cdclk, + intel_bw_crtc_min_cdclk(display, + bw_state->data_rate[pipe])); return min_cdclk; } @@ -1299,9 +1301,6 @@ int intel_bw_calc_min_cdclk(struct intel_atomic_state *state, old_bw_state = intel_atomic_get_old_bw_state(state); skl_crtc_calc_dbuf_bw(new_bw_state, crtc_state); - - new_bw_state->min_cdclk[crtc->pipe] = - intel_bw_crtc_min_cdclk(crtc_state); } if (!old_bw_state) diff --git a/drivers/gpu/drm/i915/display/intel_bw.h b/drivers/gpu/drm/i915/display/intel_bw.h index c18126c83d2e..3e4397c85774 100644 --- a/drivers/gpu/drm/i915/display/intel_bw.h +++ b/drivers/gpu/drm/i915/display/intel_bw.h @@ -54,7 +54,6 @@ struct intel_bw_state { */ bool force_check_qgv; - int min_cdclk[I915_MAX_PIPES]; unsigned int data_rate[I915_MAX_PIPES]; u8 num_active_planes[I915_MAX_PIPES]; }; |