From 8ecfef96cdcd857d4866fc91e5ed05d97946285f Mon Sep 17 00:00:00 2001 From: Dmitry Baryshkov Date: Wed, 15 Dec 2021 19:09:12 +0300 Subject: [PATCH] drm/msm/dpu: add dpu_plane_atomic_print_state Implement plane's atomic_print_state() callback, printing DPU-specific plane state: blending stage, SSPP and multirect mode and index. Signed-off-by: Dmitry Baryshkov Reviewed-by: Stephen Boyd Link: https://lore.kernel.org/r/20211215160912.2715956-2-dmitry.baryshkov@linaro.org [DB: marked pdpu and pstate as const] Signed-off-by: Dmitry Baryshkov Signed-off-by: Rob Clark --- drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c | 41 +++++++++++++++++++++++ 1 file changed, 41 insertions(+) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c index 6fd3bb2e324ce..beeea423d674d 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c @@ -1306,6 +1306,46 @@ dpu_plane_duplicate_state(struct drm_plane *plane) return &pstate->base; } +static const char * const multirect_mode_name[] = { + [DPU_SSPP_MULTIRECT_NONE] = "none", + [DPU_SSPP_MULTIRECT_PARALLEL] = "parallel", + [DPU_SSPP_MULTIRECT_TIME_MX] = "time_mx", +}; + +static const char * const multirect_index_name[] = { + [DPU_SSPP_RECT_SOLO] = "solo", + [DPU_SSPP_RECT_0] = "rect_0", + [DPU_SSPP_RECT_1] = "rect_1", +}; + +static const char *dpu_get_multirect_mode(enum dpu_sspp_multirect_mode mode) +{ + if (WARN_ON(mode >= ARRAY_SIZE(multirect_mode_name))) + return "unknown"; + + return multirect_mode_name[mode]; +} + +static const char *dpu_get_multirect_index(enum dpu_sspp_multirect_index index) +{ + if (WARN_ON(index >= ARRAY_SIZE(multirect_index_name))) + return "unknown"; + + return multirect_index_name[index]; +} + +static void dpu_plane_atomic_print_state(struct drm_printer *p, + const struct drm_plane_state *state) +{ + const struct dpu_plane_state *pstate = to_dpu_plane_state(state); + const struct dpu_plane *pdpu = to_dpu_plane(state->plane); + + drm_printf(p, "\tstage=%d\n", pstate->stage); + drm_printf(p, "\tsspp=%s\n", pdpu->pipe_hw->cap->name); + drm_printf(p, "\tmultirect_mode=%s\n", dpu_get_multirect_mode(pstate->multirect_mode)); + drm_printf(p, "\tmultirect_index=%s\n", dpu_get_multirect_index(pstate->multirect_index)); +} + static void dpu_plane_reset(struct drm_plane *plane) { struct dpu_plane *pdpu; @@ -1445,6 +1485,7 @@ static const struct drm_plane_funcs dpu_plane_funcs = { .reset = dpu_plane_reset, .atomic_duplicate_state = dpu_plane_duplicate_state, .atomic_destroy_state = dpu_plane_destroy_state, + .atomic_print_state = dpu_plane_atomic_print_state, .late_register = dpu_plane_late_register, .format_mod_supported = dpu_plane_format_mod_supported, }; -- 2.30.2