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authorVille Syrjälä <ville.syrjala@linux.intel.com>2025-03-26 19:25:33 +0300
committerVille Syrjälä <ville.syrjala@linux.intel.com>2025-04-04 19:58:10 +0300
commit8261fbacd9bb523ddebc3bee624f36c7d8d0b8d8 (patch)
tree7c5327d06566beccd7312bd24c0fde50b4ec4d4e
parent92512d4827f140fcdd8ae86639858f05c8f21ecc (diff)
downloadlinux-8261fbacd9bb523ddebc3bee624f36c7d8d0b8d8.tar.xz
drm/i915: Extract intel_dbuf_bw_changed()
Extract the struct intel_dbuf_bw comparison into a small helper. We'll get more users later. Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20250326162544.3642-4-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula <jani.nikula@intel.com>
-rw-r--r--drivers/gpu/drm/i915/display/intel_bw.c23
1 files changed, 17 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_bw.c b/drivers/gpu/drm/i915/display/intel_bw.c
index b34db55f5a7e..898ddaf7e76b 100644
--- a/drivers/gpu/drm/i915/display/intel_bw.c
+++ b/drivers/gpu/drm/i915/display/intel_bw.c
@@ -1150,6 +1150,21 @@ static int intel_bw_check_qgv_points(struct intel_display *display,
old_bw_state, new_bw_state);
}
+static bool intel_dbuf_bw_changed(struct intel_display *display,
+ const struct intel_dbuf_bw *old_dbuf_bw,
+ const struct intel_dbuf_bw *new_dbuf_bw)
+{
+ enum dbuf_slice slice;
+
+ for_each_dbuf_slice(display, slice) {
+ if (old_dbuf_bw->max_bw[slice] != new_dbuf_bw->max_bw[slice] ||
+ old_dbuf_bw->active_planes[slice] != new_dbuf_bw->active_planes[slice])
+ return true;
+ }
+
+ return false;
+}
+
static bool intel_bw_state_changed(struct intel_display *display,
const struct intel_bw_state *old_bw_state,
const struct intel_bw_state *new_bw_state)
@@ -1161,13 +1176,9 @@ static bool intel_bw_state_changed(struct intel_display *display,
&old_bw_state->dbuf_bw[pipe];
const struct intel_dbuf_bw *new_dbuf_bw =
&new_bw_state->dbuf_bw[pipe];
- enum dbuf_slice slice;
- for_each_dbuf_slice(display, slice) {
- if (old_dbuf_bw->max_bw[slice] != new_dbuf_bw->max_bw[slice] ||
- old_dbuf_bw->active_planes[slice] != new_dbuf_bw->active_planes[slice])
- return true;
- }
+ if (intel_dbuf_bw_changed(display, old_dbuf_bw, new_dbuf_bw))
+ return true;
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]))