drm/msm/dpu: introduce struct dpu_sw_pipe

Wrap SSPP and multirect index/mode into a single structure that
represents software view on the pipe used.

Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Tested-by: Abhinav Kumar <quic_abhinavk@quicinc.com> # sc7280
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/527326/
Link: https://lore.kernel.org/r/20230316161653.4106395-8-dmitry.baryshkov@linaro.org
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

1 files changed, 67 insertions, 66 deletions

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
index 30438b7ce6f7..8109ad8f9d0a 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
@@ -252,7 +252,7 @@ static int _dpu_plane_calc_fill_level(struct drm_plane *plane,
 				((src_width + 32) * fmt->bpp);
 		}
 	} else {
-		if (pstate->multirect_mode == DPU_SSPP_MULTIRECT_PARALLEL) {
+		if (pstate->pipe.multirect_mode == DPU_SSPP_MULTIRECT_PARALLEL) {
 			total_fl = (fixed_buff_size / 2) * 2 /
 				((src_width + 32) * fmt->bpp);
 		} else {
@@ -311,7 +311,7 @@ static void _dpu_plane_set_qos_lut(struct drm_plane *plane,
 			fmt ? (char *)&fmt->base.pixel_format : NULL,
 			pdpu->is_rt_pipe, total_fl, qos_lut);
 
-	pstate->hw_sspp->ops.setup_creq_lut(pstate->hw_sspp, qos_lut);
+	pstate->pipe.sspp->ops.setup_creq_lut(pstate->pipe.sspp, qos_lut);
 }
 
 /**
@@ -363,7 +363,7 @@ static void _dpu_plane_set_danger_lut(struct drm_plane *plane,
 		danger_lut,
 		safe_lut);
 
-	pstate->hw_sspp->ops.setup_danger_safe_lut(pstate->hw_sspp,
+	pstate->pipe.sspp->ops.setup_danger_safe_lut(pstate->pipe.sspp,
 			danger_lut, safe_lut);
 }
 
@@ -383,9 +383,9 @@ static void _dpu_plane_set_qos_ctrl(struct drm_plane *plane,
 	memset(&pipe_qos_cfg, 0, sizeof(pipe_qos_cfg));
 
 	if (flags & DPU_PLANE_QOS_VBLANK_CTRL) {
-		pipe_qos_cfg.creq_vblank = pstate->hw_sspp->cap->sblk->creq_vblank;
+		pipe_qos_cfg.creq_vblank = pstate->pipe.sspp->cap->sblk->creq_vblank;
 		pipe_qos_cfg.danger_vblank =
-				pstate->hw_sspp->cap->sblk->danger_vblank;
+				pstate->pipe.sspp->cap->sblk->danger_vblank;
 		pipe_qos_cfg.vblank_en = enable;
 	}
 
@@ -411,7 +411,7 @@ static void _dpu_plane_set_qos_ctrl(struct drm_plane *plane,
 		pipe_qos_cfg.danger_vblank,
 		pdpu->is_rt_pipe);
 
-	pstate->hw_sspp->ops.setup_qos_ctrl(pstate->hw_sspp,
+	pstate->pipe.sspp->ops.setup_qos_ctrl(pstate->pipe.sspp,
 			&pipe_qos_cfg);
 }
 
@@ -430,14 +430,14 @@ static void _dpu_plane_set_ot_limit(struct drm_plane *plane,
 	struct dpu_kms *dpu_kms = _dpu_plane_get_kms(plane);
 
 	memset(&ot_params, 0, sizeof(ot_params));
-	ot_params.xin_id = pstate->hw_sspp->cap->xin_id;
-	ot_params.num = pstate->hw_sspp->idx - SSPP_NONE;
+	ot_params.xin_id = pstate->pipe.sspp->cap->xin_id;
+	ot_params.num = pstate->pipe.sspp->idx - SSPP_NONE;
 	ot_params.width = drm_rect_width(&pipe_cfg->src_rect);
 	ot_params.height = drm_rect_height(&pipe_cfg->src_rect);
 	ot_params.is_wfd = !pdpu->is_rt_pipe;
 	ot_params.frame_rate = drm_mode_vrefresh(&crtc->mode);
 	ot_params.vbif_idx = VBIF_RT;
-	ot_params.clk_ctrl = pstate->hw_sspp->cap->clk_ctrl;
+	ot_params.clk_ctrl = pstate->pipe.sspp->cap->clk_ctrl;
 	ot_params.rd = true;
 
 	dpu_vbif_set_ot_limit(dpu_kms, &ot_params);
@@ -456,9 +456,9 @@ static void _dpu_plane_set_qos_remap(struct drm_plane *plane)
 
 	memset(&qos_params, 0, sizeof(qos_params));
 	qos_params.vbif_idx = VBIF_RT;
-	qos_params.clk_ctrl = pstate->hw_sspp->cap->clk_ctrl;
-	qos_params.xin_id = pstate->hw_sspp->cap->xin_id;
-	qos_params.num = pstate->hw_sspp->idx - SSPP_VIG0;
+	qos_params.clk_ctrl = pstate->pipe.sspp->cap->clk_ctrl;
+	qos_params.xin_id = pstate->pipe.sspp->cap->xin_id;
+	qos_params.num = pstate->pipe.sspp->idx - SSPP_VIG0;
 	qos_params.is_rt = pdpu->is_rt_pipe;
 
 	DPU_DEBUG_PLANE(pdpu, "pipe:%d vbif:%d xin:%d rt:%d, clk_ctrl:%d\n",
@@ -483,12 +483,12 @@ static void _dpu_plane_set_scanout(struct drm_plane *plane,
 	ret = dpu_format_populate_layout(aspace, fb, &pipe_cfg->layout);
 	if (ret)
 		DPU_ERROR_PLANE(pdpu, "failed to get format layout, %d\n", ret);
-	else if (pstate->hw_sspp->ops.setup_sourceaddress) {
-		trace_dpu_plane_set_scanout(pstate->hw_sspp->idx,
+	else if (pstate->pipe.sspp->ops.setup_sourceaddress) {
+		trace_dpu_plane_set_scanout(pstate->pipe.sspp->idx,
 					    &pipe_cfg->layout,
-					    pstate->multirect_index);
-		pstate->hw_sspp->ops.setup_sourceaddress(pstate->hw_sspp, pipe_cfg,
-						pstate->multirect_index);
+					    pstate->pipe.multirect_index);
+		pstate->pipe.sspp->ops.setup_sourceaddress(pstate->pipe.sspp, pipe_cfg,
+						pstate->pipe.multirect_index);
 	}
 }
 
@@ -539,7 +539,7 @@ static void _dpu_plane_setup_scaler3(struct dpu_plane *pdpu,
 			scale_cfg->src_height[i] /= chroma_subsmpl_v;
 		}
 
-		if (pstate->hw_sspp->cap->features &
+		if (pstate->pipe.sspp->cap->features &
 			BIT(DPU_SSPP_SCALER_QSEED4)) {
 			scale_cfg->preload_x[i] = DPU_QSEED4_DEFAULT_PRELOAD_H;
 			scale_cfg->preload_y[i] = DPU_QSEED4_DEFAULT_PRELOAD_V;
@@ -623,7 +623,7 @@ static const struct dpu_csc_cfg *_dpu_plane_get_csc(struct dpu_plane *pdpu, cons
 	if (!DPU_FORMAT_IS_YUV(fmt))
 		return NULL;
 
-	if (BIT(DPU_SSPP_CSC_10BIT) & pstate->hw_sspp->cap->features)
+	if (BIT(DPU_SSPP_CSC_10BIT) & pstate->pipe.sspp->cap->features)
 		csc_ptr = &dpu_csc10_YUV2RGB_601L;
 	else
 		csc_ptr = &dpu_csc_YUV2RGB_601L;
@@ -666,8 +666,8 @@ static void _dpu_plane_setup_scaler(struct dpu_plane *pdpu,
 	_dpu_plane_setup_pixel_ext(&scaler3_cfg, &pixel_ext,
 			src_width, src_height, info->hsub, info->vsub);
 
-	if (pstate->hw_sspp->ops.setup_pe)
-		pstate->hw_sspp->ops.setup_pe(pstate->hw_sspp,
+	if (pstate->pipe.sspp->ops.setup_pe)
+		pstate->pipe.sspp->ops.setup_pe(pstate->pipe.sspp,
 				&pixel_ext);
 
 	/**
@@ -675,9 +675,9 @@ static void _dpu_plane_setup_scaler(struct dpu_plane *pdpu,
 	 * bypassed. Still we need to update alpha and bitwidth
 	 * ONLY for RECT0
 	 */
-	if (pstate->hw_sspp->ops.setup_scaler &&
-			pstate->multirect_index != DPU_SSPP_RECT_1)
-		pstate->hw_sspp->ops.setup_scaler(pstate->hw_sspp,
+	if (pstate->pipe.sspp->ops.setup_scaler &&
+			pstate->pipe.multirect_index != DPU_SSPP_RECT_1)
+		pstate->pipe.sspp->ops.setup_scaler(pstate->pipe.sspp,
 				pipe_cfg,
 				&scaler3_cfg);
 }
@@ -706,10 +706,10 @@ static int _dpu_plane_color_fill(struct dpu_plane *pdpu,
 	fmt = dpu_get_dpu_format(DRM_FORMAT_ABGR8888);
 
 	/* update sspp */
-	if (fmt && pstate->hw_sspp->ops.setup_solidfill) {
-		pstate->hw_sspp->ops.setup_solidfill(pstate->hw_sspp,
+	if (fmt && pstate->pipe.sspp->ops.setup_solidfill) {
+		pstate->pipe.sspp->ops.setup_solidfill(pstate->pipe.sspp,
 				(color & 0xFFFFFF) | ((alpha & 0xFF) << 24),
-				pstate->multirect_index);
+				pstate->pipe.multirect_index);
 
 		/* override scaler/decimation if solid fill */
 		pipe_cfg.dst_rect = pstate->base.dst;
@@ -721,15 +721,15 @@ static int _dpu_plane_color_fill(struct dpu_plane *pdpu,
 		pipe_cfg.src_rect.y2 =
 			drm_rect_height(&pipe_cfg.dst_rect);
 
-		if (pstate->hw_sspp->ops.setup_format)
-			pstate->hw_sspp->ops.setup_format(pstate->hw_sspp,
+		if (pstate->pipe.sspp->ops.setup_format)
+			pstate->pipe.sspp->ops.setup_format(pstate->pipe.sspp,
 					fmt, DPU_SSPP_SOLID_FILL,
-					pstate->multirect_index);
+					pstate->pipe.multirect_index);
 
-		if (pstate->hw_sspp->ops.setup_rects)
-			pstate->hw_sspp->ops.setup_rects(pstate->hw_sspp,
+		if (pstate->pipe.sspp->ops.setup_rects)
+			pstate->pipe.sspp->ops.setup_rects(pstate->pipe.sspp,
 					&pipe_cfg,
-					pstate->multirect_index);
+					pstate->pipe.multirect_index);
 
 		_dpu_plane_setup_scaler(pdpu, pstate, fmt, true, &pipe_cfg);
 	}
@@ -741,8 +741,8 @@ void dpu_plane_clear_multirect(const struct drm_plane_state *drm_state)
 {
 	struct dpu_plane_state *pstate = to_dpu_plane_state(drm_state);
 
-	pstate->multirect_index = DPU_SSPP_RECT_SOLO;
-	pstate->multirect_mode = DPU_SSPP_MULTIRECT_NONE;
+	pstate->pipe.multirect_index = DPU_SSPP_RECT_SOLO;
+	pstate->pipe.multirect_mode = DPU_SSPP_MULTIRECT_NONE;
 }
 
 int dpu_plane_validate_multirect_v2(struct dpu_multirect_plane_states *plane)
@@ -824,8 +824,8 @@ int dpu_plane_validate_multirect_v2(struct dpu_multirect_plane_states *plane)
 
 	/* Prefer PARALLEL FETCH Mode over TIME_MX Mode */
 	if (parallel_fetch_qualified) {
-		pstate[R0]->multirect_mode = DPU_SSPP_MULTIRECT_PARALLEL;
-		pstate[R1]->multirect_mode = DPU_SSPP_MULTIRECT_PARALLEL;
+		pstate[R0]->pipe.multirect_mode = DPU_SSPP_MULTIRECT_PARALLEL;
+		pstate[R1]->pipe.multirect_mode = DPU_SSPP_MULTIRECT_PARALLEL;
 
 		goto done;
 	}
@@ -835,8 +835,8 @@ int dpu_plane_validate_multirect_v2(struct dpu_multirect_plane_states *plane)
 
 	if (dst[R1].y1 >= dst[R0].y2 + buffer_lines ||
 	    dst[R0].y1 >= dst[R1].y2 + buffer_lines) {
-		pstate[R0]->multirect_mode = DPU_SSPP_MULTIRECT_TIME_MX;
-		pstate[R1]->multirect_mode = DPU_SSPP_MULTIRECT_TIME_MX;
+		pstate[R0]->pipe.multirect_mode = DPU_SSPP_MULTIRECT_TIME_MX;
+		pstate[R1]->pipe.multirect_mode = DPU_SSPP_MULTIRECT_TIME_MX;
 	} else {
 		DPU_ERROR(
 			"No multirect mode possible for the planes (%d - %d)\n",
@@ -846,13 +846,13 @@ int dpu_plane_validate_multirect_v2(struct dpu_multirect_plane_states *plane)
 	}
 
 done:
-	pstate[R0]->multirect_index = DPU_SSPP_RECT_0;
-	pstate[R1]->multirect_index = DPU_SSPP_RECT_1;
+	pstate[R0]->pipe.multirect_index = DPU_SSPP_RECT_0;
+	pstate[R1]->pipe.multirect_index = DPU_SSPP_RECT_1;
 
 	DPU_DEBUG_PLANE(dpu_plane[R0], "R0: %d - %d\n",
-		pstate[R0]->multirect_mode, pstate[R0]->multirect_index);
+		pstate[R0]->pipe.multirect_mode, pstate[R0]->pipe.multirect_index);
 	DPU_DEBUG_PLANE(dpu_plane[R1], "R1: %d - %d\n",
-		pstate[R1]->multirect_mode, pstate[R1]->multirect_index);
+		pstate[R1]->pipe.multirect_mode, pstate[R1]->pipe.multirect_index);
 	return 0;
 }
 
@@ -979,8 +979,8 @@ static int dpu_plane_atomic_check(struct drm_plane *plane,
 	uint32_t min_src_size, max_linewidth;
 	unsigned int rotation;
 	uint32_t supported_rotations;
-	const struct dpu_sspp_cfg *pipe_hw_caps = pstate->hw_sspp->cap;
-	const struct dpu_sspp_sub_blks *sblk = pstate->hw_sspp->cap->sblk;
+	const struct dpu_sspp_cfg *pipe_hw_caps = pstate->pipe.sspp->cap;
+	const struct dpu_sspp_sub_blks *sblk = pstate->pipe.sspp->cap->sblk;
 
 	if (new_plane_state->crtc)
 		crtc_state = drm_atomic_get_new_crtc_state(state,
@@ -1093,12 +1093,12 @@ void dpu_plane_flush(struct drm_plane *plane)
 	else if (pdpu->color_fill & DPU_PLANE_COLOR_FILL_FLAG)
 		/* force 100% alpha */
 		_dpu_plane_color_fill(pdpu, pdpu->color_fill, 0xFF);
-	else if (pstate->hw_sspp && pstate->hw_sspp->ops.setup_csc) {
+	else if (pstate->pipe.sspp && pstate->pipe.sspp->ops.setup_csc) {
 		const struct dpu_format *fmt = to_dpu_format(msm_framebuffer_format(plane->state->fb));
 		const struct dpu_csc_cfg *csc_ptr = _dpu_plane_get_csc(pdpu, fmt);
 
 		if (csc_ptr)
-			pstate->hw_sspp->ops.setup_csc(pstate->hw_sspp, csc_ptr);
+			pstate->pipe.sspp->ops.setup_csc(pstate->pipe.sspp, csc_ptr);
 	}
 
 	/* flag h/w flush complete */
@@ -1128,6 +1128,7 @@ static void dpu_plane_sspp_atomic_update(struct drm_plane *plane)
 	struct dpu_plane *pdpu = to_dpu_plane(plane);
 	struct drm_plane_state *state = plane->state;
 	struct dpu_plane_state *pstate = to_dpu_plane_state(state);
+	struct dpu_sw_pipe *pipe = &pstate->pipe;
 	struct drm_crtc *crtc = state->crtc;
 	struct drm_framebuffer *fb = state->fb;
 	bool is_rt_pipe;
@@ -1168,21 +1169,21 @@ static void dpu_plane_sspp_atomic_update(struct drm_plane *plane)
 		return;
 	}
 
-	if (pstate->hw_sspp->ops.setup_rects) {
-		pstate->hw_sspp->ops.setup_rects(pstate->hw_sspp,
+	if (pipe->sspp->ops.setup_rects) {
+		pipe->sspp->ops.setup_rects(pipe->sspp,
 				&pipe_cfg,
-				pstate->multirect_index);
+				pipe->multirect_index);
 	}
 
 	_dpu_plane_setup_scaler(pdpu, pstate, fmt, false, &pipe_cfg);
 
-	if (pstate->hw_sspp->ops.setup_multirect)
-		pstate->hw_sspp->ops.setup_multirect(
-				pstate->hw_sspp,
-				pstate->multirect_index,
-				pstate->multirect_mode);
+	if (pipe->sspp->ops.setup_multirect)
+		pipe->sspp->ops.setup_multirect(
+				pipe->sspp,
+				pipe->multirect_index,
+				pipe->multirect_mode);
 
-	if (pstate->hw_sspp->ops.setup_format) {
+	if (pipe->sspp->ops.setup_format) {
 		unsigned int rotation = pstate->rotation;
 
 		src_flags = 0x0;
@@ -1197,10 +1198,10 @@ static void dpu_plane_sspp_atomic_update(struct drm_plane *plane)
 			src_flags |= DPU_SSPP_ROT_90;
 
 		/* update format */
-		pstate->hw_sspp->ops.setup_format(pstate->hw_sspp, fmt, src_flags,
-				pstate->multirect_index);
+		pipe->sspp->ops.setup_format(pipe->sspp, fmt, src_flags,
+				pipe->multirect_index);
 
-		if (pstate->hw_sspp->ops.setup_cdp) {
+		if (pipe->sspp->ops.setup_cdp) {
 			struct dpu_hw_cdp_cfg cdp_cfg;
 
 			memset(&cdp_cfg, 0, sizeof(struct dpu_hw_cdp_cfg));
@@ -1214,8 +1215,7 @@ static void dpu_plane_sspp_atomic_update(struct drm_plane *plane)
 					DPU_FORMAT_IS_TILE(fmt);
 			cdp_cfg.preload_ahead = DPU_SSPP_CDP_PRELOAD_AHEAD_64;
 
-			pstate->hw_sspp->ops.setup_cdp(pstate->hw_sspp, &cdp_cfg,
-						       pstate->multirect_index);
+			pipe->sspp->ops.setup_cdp(pipe->sspp, &cdp_cfg, pipe->multirect_index);
 		}
 	}
 
@@ -1243,7 +1243,7 @@ static void _dpu_plane_atomic_disable(struct drm_plane *plane)
 	struct dpu_plane_state *pstate = to_dpu_plane_state(state);
 
 	trace_dpu_plane_disable(DRMID(plane), false,
-				pstate->multirect_mode);
+				pstate->pipe.multirect_mode);
 
 	pstate->pending = true;
 }
@@ -1357,9 +1357,10 @@ static void dpu_plane_atomic_print_state(struct drm_printer *p,
 	const struct dpu_plane_state *pstate = to_dpu_plane_state(state);
 
 	drm_printf(p, "\tstage=%d\n", pstate->stage);
-	drm_printf(p, "\tsspp=%s\n", pstate->hw_sspp->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));
+	drm_printf(p, "\tsspp=%s\n", pstate->pipe.sspp->cap->name);
+	drm_printf(p, "\tmultirect_mode=%s\n", dpu_get_multirect_mode(pstate->pipe.multirect_mode));
+	drm_printf(p, "\tmultirect_index=%s\n",
+		   dpu_get_multirect_index(pstate->pipe.multirect_index));
 }
 
 static void dpu_plane_reset(struct drm_plane *plane)
@@ -1392,7 +1393,7 @@ static void dpu_plane_reset(struct drm_plane *plane)
 	 * Set the SSPP here until we have proper virtualized DPU planes.
 	 * This is the place where the state is allocated, so fill it fully.
 	 */
-	pstate->hw_sspp = dpu_rm_get_sspp(&dpu_kms->rm, pdpu->pipe);
+	pstate->pipe.sspp = dpu_rm_get_sspp(&dpu_kms->rm, pdpu->pipe);
 
 	__drm_atomic_helper_plane_reset(plane, &pstate->base);
 }