From 56a1cd8f1fe0020aa7bcdae336a645696ec09695 Mon Sep 17 00:00:00 2001
From: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Date: Wed, 15 Dec 2021 19:09:11 +0300
Subject: drm/msm/dpu: add dpu_crtc_atomic_print_state
Git-commit: 53b53337e112a749d7e60ff9140b61d021d38cc9
Patch-mainline: v5.17-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225
Implement CRTC's atomic_print_state() callback, printing DPU-specific
CRTC state (LM, CTL and DSPP ids).
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Link: https://lore.kernel.org/r/20211215160912.2715956-1-dmitry.baryshkov@linaro.org
[DB: marked cstate as const]
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
index 9899f7424131..e7c9fe1a250f 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
@@ -924,6 +924,20 @@ static struct drm_crtc_state *dpu_crtc_duplicate_state(struct drm_crtc *crtc)
return &cstate->base;
}
+static void dpu_crtc_atomic_print_state(struct drm_printer *p,
+ const struct drm_crtc_state *state)
+{
+ const struct dpu_crtc_state *cstate = to_dpu_crtc_state(state);
+ int i;
+
+ for (i = 0; i < cstate->num_mixers; i++) {
+ drm_printf(p, "\tlm[%d]=%d\n", i, cstate->mixers[i].hw_lm->idx - LM_0);
+ drm_printf(p, "\tctl[%d]=%d\n", i, cstate->mixers[i].lm_ctl->idx - CTL_0);
+ if (cstate->mixers[i].hw_dspp)
+ drm_printf(p, "\tdspp[%d]=%d\n", i, cstate->mixers[i].hw_dspp->idx - DSPP_0);
+ }
+}
+
static void dpu_crtc_disable(struct drm_crtc *crtc,
struct drm_atomic_state *state)
{
@@ -1458,6 +1472,7 @@ static const struct drm_crtc_funcs dpu_crtc_funcs = {
.reset = dpu_crtc_reset,
.atomic_duplicate_state = dpu_crtc_duplicate_state,
.atomic_destroy_state = dpu_crtc_destroy_state,
+ .atomic_print_state = dpu_crtc_atomic_print_state,
.late_register = dpu_crtc_late_register,
.verify_crc_source = dpu_crtc_verify_crc_source,
.set_crc_source = dpu_crtc_set_crc_source,
--
2.38.1