From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/drivers/gpu/drm/msm/disp/mdp4/mdp4_dtv_encoder.c | 85 ++++--------------------------------------
1 files changed, 8 insertions(+), 77 deletions(-)
diff --git a/kernel/drivers/gpu/drm/msm/disp/mdp4/mdp4_dtv_encoder.c b/kernel/drivers/gpu/drm/msm/disp/mdp4/mdp4_dtv_encoder.c
index ba8e587..88645db 100644
--- a/kernel/drivers/gpu/drm/msm/disp/mdp4/mdp4_dtv_encoder.c
+++ b/kernel/drivers/gpu/drm/msm/disp/mdp4/mdp4_dtv_encoder.c
@@ -1,22 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2013 Red Hat
* Author: Rob Clark <robdclark@gmail.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <drm/drm_crtc.h>
-#include <drm/drm_crtc_helper.h>
+#include <drm/drm_probe_helper.h>
#include "mdp4_kms.h"
@@ -36,54 +25,9 @@
return to_mdp4_kms(to_mdp_kms(priv->kms));
}
-#ifdef DOWNSTREAM_CONFIG_MSM_BUS_SCALING
-#include <mach/board.h>
-/* not ironically named at all.. no, really.. */
-static void bs_init(struct mdp4_dtv_encoder *mdp4_dtv_encoder)
-{
- struct drm_device *dev = mdp4_dtv_encoder->base.dev;
- struct lcdc_platform_data *dtv_pdata = mdp4_find_pdata("dtv.0");
-
- if (!dtv_pdata) {
- dev_err(dev->dev, "could not find dtv pdata\n");
- return;
- }
-
- if (dtv_pdata->bus_scale_table) {
- mdp4_dtv_encoder->bsc = msm_bus_scale_register_client(
- dtv_pdata->bus_scale_table);
- DBG("bus scale client: %08x", mdp4_dtv_encoder->bsc);
- DBG("lcdc_power_save: %p", dtv_pdata->lcdc_power_save);
- if (dtv_pdata->lcdc_power_save)
- dtv_pdata->lcdc_power_save(1);
- }
-}
-
-static void bs_fini(struct mdp4_dtv_encoder *mdp4_dtv_encoder)
-{
- if (mdp4_dtv_encoder->bsc) {
- msm_bus_scale_unregister_client(mdp4_dtv_encoder->bsc);
- mdp4_dtv_encoder->bsc = 0;
- }
-}
-
-static void bs_set(struct mdp4_dtv_encoder *mdp4_dtv_encoder, int idx)
-{
- if (mdp4_dtv_encoder->bsc) {
- DBG("set bus scaling: %d", idx);
- msm_bus_scale_client_update_request(mdp4_dtv_encoder->bsc, idx);
- }
-}
-#else
-static void bs_init(struct mdp4_dtv_encoder *mdp4_dtv_encoder) {}
-static void bs_fini(struct mdp4_dtv_encoder *mdp4_dtv_encoder) {}
-static void bs_set(struct mdp4_dtv_encoder *mdp4_dtv_encoder, int idx) {}
-#endif
-
static void mdp4_dtv_encoder_destroy(struct drm_encoder *encoder)
{
struct mdp4_dtv_encoder *mdp4_dtv_encoder = to_mdp4_dtv_encoder(encoder);
- bs_fini(mdp4_dtv_encoder);
drm_encoder_cleanup(encoder);
kfree(mdp4_dtv_encoder);
}
@@ -104,14 +48,7 @@
mode = adjusted_mode;
- DBG("set mode: %d:\"%s\" %d %d %d %d %d %d %d %d %d %d 0x%x 0x%x",
- mode->base.id, mode->name,
- mode->vrefresh, mode->clock,
- mode->hdisplay, mode->hsync_start,
- mode->hsync_end, mode->htotal,
- mode->vdisplay, mode->vsync_start,
- mode->vsync_end, mode->vtotal,
- mode->type, mode->flags);
+ DBG("set mode: " DRM_MODE_FMT, DRM_MODE_ARG(mode));
mdp4_dtv_encoder->pixclock = mode->clock * 1000;
@@ -180,8 +117,6 @@
clk_disable_unprepare(mdp4_dtv_encoder->hdmi_clk);
clk_disable_unprepare(mdp4_dtv_encoder->mdp_clk);
- bs_set(mdp4_dtv_encoder, 0);
-
mdp4_dtv_encoder->enabled = false;
}
@@ -203,22 +138,20 @@
MDP4_DMA_CONFIG_PACK(0x21));
mdp4_crtc_set_intf(encoder->crtc, INTF_LCDC_DTV, 1);
- bs_set(mdp4_dtv_encoder, 1);
-
DBG("setting mdp_clk=%lu", pc);
ret = clk_set_rate(mdp4_dtv_encoder->mdp_clk, pc);
if (ret)
- dev_err(dev->dev, "failed to set mdp_clk to %lu: %d\n",
+ DRM_DEV_ERROR(dev->dev, "failed to set mdp_clk to %lu: %d\n",
pc, ret);
ret = clk_prepare_enable(mdp4_dtv_encoder->mdp_clk);
if (ret)
- dev_err(dev->dev, "failed to enabled mdp_clk: %d\n", ret);
+ DRM_DEV_ERROR(dev->dev, "failed to enabled mdp_clk: %d\n", ret);
ret = clk_prepare_enable(mdp4_dtv_encoder->hdmi_clk);
if (ret)
- dev_err(dev->dev, "failed to enable hdmi_clk: %d\n", ret);
+ DRM_DEV_ERROR(dev->dev, "failed to enable hdmi_clk: %d\n", ret);
mdp4_write(mdp4_kms, REG_MDP4_DTV_ENABLE, 1);
@@ -258,19 +191,17 @@
mdp4_dtv_encoder->hdmi_clk = devm_clk_get(dev->dev, "hdmi_clk");
if (IS_ERR(mdp4_dtv_encoder->hdmi_clk)) {
- dev_err(dev->dev, "failed to get hdmi_clk\n");
+ DRM_DEV_ERROR(dev->dev, "failed to get hdmi_clk\n");
ret = PTR_ERR(mdp4_dtv_encoder->hdmi_clk);
goto fail;
}
mdp4_dtv_encoder->mdp_clk = devm_clk_get(dev->dev, "tv_clk");
if (IS_ERR(mdp4_dtv_encoder->mdp_clk)) {
- dev_err(dev->dev, "failed to get tv_clk\n");
+ DRM_DEV_ERROR(dev->dev, "failed to get tv_clk\n");
ret = PTR_ERR(mdp4_dtv_encoder->mdp_clk);
goto fail;
}
-
- bs_init(mdp4_dtv_encoder);
return encoder;
--
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