diff options
Diffstat (limited to 'drivers/gpu/drm/msm/disp/mdp4/mdp4_dtv_encoder.c')
| -rw-r--r-- | drivers/gpu/drm/msm/disp/mdp4/mdp4_dtv_encoder.c | 112 |
1 files changed, 10 insertions, 102 deletions
diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_dtv_encoder.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_dtv_encoder.c index a8fd14d4846b..3b70764b48c4 100644 --- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_dtv_encoder.c +++ b/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" @@ -36,62 +25,6 @@ static struct mdp4_kms *get_kms(struct drm_encoder *encoder) 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) { - DRM_DEV_ERROR(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); -} - -static const struct drm_encoder_funcs mdp4_dtv_encoder_funcs = { - .destroy = mdp4_dtv_encoder_destroy, -}; - static void mdp4_dtv_encoder_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) @@ -104,14 +37,7 @@ static void mdp4_dtv_encoder_mode_set(struct drm_encoder *encoder, 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 +106,6 @@ static void mdp4_dtv_encoder_disable(struct drm_encoder *encoder) 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; } @@ -203,8 +127,6 @@ static void mdp4_dtv_encoder_enable(struct drm_encoder *encoder) 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); @@ -240,43 +162,29 @@ long mdp4_dtv_round_pixclk(struct drm_encoder *encoder, unsigned long rate) /* initialize encoder */ struct drm_encoder *mdp4_dtv_encoder_init(struct drm_device *dev) { - struct drm_encoder *encoder = NULL; + struct drm_encoder *encoder; struct mdp4_dtv_encoder *mdp4_dtv_encoder; - int ret; - mdp4_dtv_encoder = kzalloc(sizeof(*mdp4_dtv_encoder), GFP_KERNEL); - if (!mdp4_dtv_encoder) { - ret = -ENOMEM; - goto fail; - } + mdp4_dtv_encoder = drmm_encoder_alloc(dev, struct mdp4_dtv_encoder, base, + NULL, DRM_MODE_ENCODER_TMDS, NULL); + if (IS_ERR(mdp4_dtv_encoder)) + return ERR_CAST(mdp4_dtv_encoder); encoder = &mdp4_dtv_encoder->base; - drm_encoder_init(dev, encoder, &mdp4_dtv_encoder_funcs, - DRM_MODE_ENCODER_TMDS, NULL); drm_encoder_helper_add(encoder, &mdp4_dtv_encoder_helper_funcs); mdp4_dtv_encoder->hdmi_clk = devm_clk_get(dev->dev, "hdmi_clk"); if (IS_ERR(mdp4_dtv_encoder->hdmi_clk)) { DRM_DEV_ERROR(dev->dev, "failed to get hdmi_clk\n"); - ret = PTR_ERR(mdp4_dtv_encoder->hdmi_clk); - goto fail; + return ERR_CAST(mdp4_dtv_encoder->hdmi_clk); } mdp4_dtv_encoder->mdp_clk = devm_clk_get(dev->dev, "tv_clk"); if (IS_ERR(mdp4_dtv_encoder->mdp_clk)) { DRM_DEV_ERROR(dev->dev, "failed to get tv_clk\n"); - ret = PTR_ERR(mdp4_dtv_encoder->mdp_clk); - goto fail; + return ERR_CAST(mdp4_dtv_encoder->mdp_clk); } - bs_init(mdp4_dtv_encoder); - return encoder; - -fail: - if (encoder) - mdp4_dtv_encoder_destroy(encoder); - - return ERR_PTR(ret); } |