The code in dpu_core_perf_crtc_check() mostly duplicates code in
dpu_core_perf_aggregate(). Remove the duplication by reusing the latter
function.
Signed-off-by: Dmitry Baryshkov <dmitry.barysh...@linaro.org>
---
drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c | 94 +++++++++++----------------
1 file changed, 38 insertions(+), 56 deletions(-)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
index
c7ac1140e79dbf48566a89fa4d70f6bec69d1d81..f0d490afb53be2f4bc706af91da05bb893a5fe34
100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
@@ -140,6 +140,30 @@ static void _dpu_core_perf_calc_crtc(const struct
dpu_core_perf *core_perf,
perf->max_per_pipe_ib, perf->bw_ctl);
}
+static void dpu_core_perf_aggregate(struct drm_device *ddev,
+ enum dpu_crtc_client_type curr_client_type,
+ struct dpu_core_perf_params *perf)
+{
+ struct dpu_crtc_state *dpu_cstate;
+ struct drm_crtc *tmp_crtc;
+
+ drm_for_each_crtc(tmp_crtc, ddev) {
+ if (tmp_crtc->enabled &&
+ curr_client_type == dpu_crtc_get_client_type(tmp_crtc)) {
+ dpu_cstate = to_dpu_crtc_state(tmp_crtc->state);
+
+ perf->max_per_pipe_ib = max(perf->max_per_pipe_ib,
+
dpu_cstate->new_perf.max_per_pipe_ib);
+
+ perf->bw_ctl += dpu_cstate->new_perf.bw_ctl;
+
+ DRM_DEBUG_ATOMIC("crtc=%d bw=%llu\n",
+ tmp_crtc->base.id,
+ dpu_cstate->new_perf.bw_ctl);
+ }
+ }
+}
+
/**
* dpu_core_perf_crtc_check - validate performance of the given crtc state
* @crtc: Pointer to crtc
@@ -150,11 +174,9 @@ int dpu_core_perf_crtc_check(struct drm_crtc *crtc,
struct drm_crtc_state *state)
{
u32 bw, threshold;
- u64 bw_sum_of_intfs = 0;
- enum dpu_crtc_client_type curr_client_type;
struct dpu_crtc_state *dpu_cstate;
- struct drm_crtc *tmp_crtc;
struct dpu_kms *kms;
+ struct dpu_core_perf_params perf;
if (!crtc || !state) {
DPU_ERROR("invalid crtc\n");
@@ -172,68 +194,28 @@ int dpu_core_perf_crtc_check(struct drm_crtc *crtc,
/* obtain new values */
_dpu_core_perf_calc_crtc(&kms->perf, crtc, state,
&dpu_cstate->new_perf);
- bw_sum_of_intfs = dpu_cstate->new_perf.bw_ctl;
- curr_client_type = dpu_crtc_get_client_type(crtc);
-
- drm_for_each_crtc(tmp_crtc, crtc->dev) {
- if (tmp_crtc->enabled &&
- dpu_crtc_get_client_type(tmp_crtc) == curr_client_type &&
- tmp_crtc != crtc) {
- struct dpu_crtc_state *tmp_cstate =
- to_dpu_crtc_state(tmp_crtc->state);
-
- DRM_DEBUG_ATOMIC("crtc:%d bw:%llu ctrl:%d\n",
- tmp_crtc->base.id,
tmp_cstate->new_perf.bw_ctl,
- tmp_cstate->bw_control);
-
- bw_sum_of_intfs += tmp_cstate->new_perf.bw_ctl;
- }
+ dpu_core_perf_aggregate(crtc->dev, dpu_crtc_get_client_type(crtc),
&perf);
- /* convert bandwidth to kb */
- bw = DIV_ROUND_UP_ULL(bw_sum_of_intfs, 1000);
- DRM_DEBUG_ATOMIC("calculated bandwidth=%uk\n", bw);
+ /* convert bandwidth to kb */
+ bw = DIV_ROUND_UP_ULL(perf.bw_ctl, 1000);
+ DRM_DEBUG_ATOMIC("calculated bandwidth=%uk\n", bw);
- threshold = kms->perf.perf_cfg->max_bw_high;
+ threshold = kms->perf.perf_cfg->max_bw_high;
- DRM_DEBUG_ATOMIC("final threshold bw limit = %d\n", threshold);
+ DRM_DEBUG_ATOMIC("final threshold bw limit = %d\n", threshold);
- if (!threshold) {
- DPU_ERROR("no bandwidth limits specified\n");
- return -E2BIG;
- } else if (bw > threshold) {
- DPU_ERROR("exceeds bandwidth: %ukb > %ukb\n", bw,
- threshold);
- return -E2BIG;
- }
+ if (!threshold) {
+ DPU_ERROR("no bandwidth limits specified\n");
+ return -E2BIG;
+ } else if (bw > threshold) {
+ DPU_ERROR("exceeds bandwidth: %ukb > %ukb\n", bw,
+ threshold);
+ return -E2BIG;
}
return 0;
}
-static void dpu_core_perf_aggregate(struct drm_device *ddev,
- enum dpu_crtc_client_type curr_client_type,
- struct dpu_core_perf_params *perf)
-{
- struct dpu_crtc_state *dpu_cstate;
- struct drm_crtc *tmp_crtc;
-
- drm_for_each_crtc(tmp_crtc, ddev) {
- if (tmp_crtc->enabled &&
- curr_client_type == dpu_crtc_get_client_type(tmp_crtc)) {
- dpu_cstate = to_dpu_crtc_state(tmp_crtc->state);
-
- perf->max_per_pipe_ib = max(perf->max_per_pipe_ib,
-
dpu_cstate->new_perf.max_per_pipe_ib);
-
- perf->bw_ctl += dpu_cstate->new_perf.bw_ctl;
-
- DRM_DEBUG_ATOMIC("crtc=%d bw=%llu\n",
- tmp_crtc->base.id,
- dpu_cstate->new_perf.bw_ctl);
- }
- }
-}
-
static int _dpu_core_perf_crtc_update_bus(struct dpu_kms *kms,
struct drm_crtc *crtc)
{
--
2.39.5
