disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_top.c
..
..
@@ -1,23 +1,13 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 and
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- * only version 2 as published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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3
  */
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4
 
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 #include "dpu_hwio.h"
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 #include "dpu_hw_catalog.h"
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 #include "dpu_hw_top.h"
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-#include "dpu_dbg.h"
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 #include "dpu_kms.h"
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9
 
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 #define SSPP_SPARE                        0x28
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-#define UBWC_STATIC                       0x144
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 #define FLD_SPLIT_DISPLAY_CMD             BIT(1)
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 #define FLD_SMART_PANEL_FREE_RUN          BIT(2)
..
..
@@ -96,23 +86,6 @@
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 	DPU_REG_WRITE(c, SPLIT_DISPLAY_LOWER_PIPE_CTRL, lower_pipe);
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 	DPU_REG_WRITE(c, SPLIT_DISPLAY_UPPER_PIPE_CTRL, upper_pipe);
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 	DPU_REG_WRITE(c, SPLIT_DISPLAY_EN, cfg->en & 0x1);
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-}
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-
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-static void dpu_hw_setup_cdm_output(struct dpu_hw_mdp *mdp,
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-		struct cdm_output_cfg *cfg)
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-{
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-	struct dpu_hw_blk_reg_map *c;
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-	u32 out_ctl = 0;
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-
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-	if (!mdp || !cfg)
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-		return;
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-
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-	c = &mdp->hw;
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-
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-	if (cfg->intf_en)
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-		out_ctl |= BIT(19);
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-
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-	DPU_REG_WRITE(c, MDP_OUT_CTL_0, out_ctl);
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 }
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 static bool dpu_hw_setup_clk_force_ctrl(struct dpu_hw_mdp *mdp,
..
..
@@ -275,22 +248,6 @@
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 	status->sspp[SSPP_CURSOR1] = (value >> 26) & 0x1;
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 }
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-static void dpu_hw_reset_ubwc(struct dpu_hw_mdp *mdp, struct dpu_mdss_cfg *m)
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-{
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-	struct dpu_hw_blk_reg_map c;
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-
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-	if (!mdp || !m)
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-		return;
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-
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-	if (!IS_UBWC_20_SUPPORTED(m->caps->ubwc_version))
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-		return;
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-
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-	/* force blk offset to zero to access beginning of register region */
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-	c = mdp->hw;
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-	c.blk_off = 0x0;
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-	DPU_REG_WRITE(&c, UBWC_STATIC, m->mdp[0].ubwc_static);
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-}
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-
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 static void dpu_hw_intf_audio_select(struct dpu_hw_mdp *mdp)
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 {
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 	struct dpu_hw_blk_reg_map *c;
..
..
@@ -307,12 +264,10 @@
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 		unsigned long cap)
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 {
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 	ops->setup_split_pipe = dpu_hw_setup_split_pipe;
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-	ops->setup_cdm_output = dpu_hw_setup_cdm_output;
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 	ops->setup_clk_force_ctrl = dpu_hw_setup_clk_force_ctrl;
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 	ops->get_danger_status = dpu_hw_get_danger_status;
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 	ops->setup_vsync_source = dpu_hw_setup_vsync_source;
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 	ops->get_safe_status = dpu_hw_get_safe_status;
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-	ops->reset_ubwc = dpu_hw_reset_ubwc;
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 	ops->intf_audio_select = dpu_hw_intf_audio_select;
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 }
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..
..
@@ -340,10 +295,7 @@
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 	return ERR_PTR(-EINVAL);
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 }
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-static struct dpu_hw_blk_ops dpu_hw_ops = {
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-	.start = NULL,
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-	.stop = NULL,
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-};
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+static struct dpu_hw_blk_ops dpu_hw_ops;
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 struct dpu_hw_mdp *dpu_hw_mdptop_init(enum dpu_mdp idx,
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 		void __iomem *addr,
..
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@@ -351,7 +303,6 @@
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 {
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 	struct dpu_hw_mdp *mdp;
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 	const struct dpu_mdp_cfg *cfg;
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-	int rc;
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 	if (!addr || !m)
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 		return ERR_PTR(-EINVAL);
..
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@@ -373,20 +324,9 @@
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 	mdp->caps = cfg;
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 	_setup_mdp_ops(&mdp->ops, mdp->caps->features);
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-	rc = dpu_hw_blk_init(&mdp->base, DPU_HW_BLK_TOP, idx, &dpu_hw_ops);
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-	if (rc) {
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-		DPU_ERROR("failed to init hw blk %d\n", rc);
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-		goto blk_init_error;
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-	}
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-
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-	dpu_dbg_set_dpu_top_offset(mdp->hw.blk_off);
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+	dpu_hw_blk_init(&mdp->base, DPU_HW_BLK_TOP, idx, &dpu_hw_ops);
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 	return mdp;
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-
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-blk_init_error:
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-	kzfree(mdp);
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-
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-	return ERR_PTR(rc);
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 }
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 void dpu_hw_mdp_destroy(struct dpu_hw_mdp *mdp)