diff options
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_fimd.c')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_fimd.c | 69 |
1 files changed, 38 insertions, 31 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index 786a8ee6f10f..8d0a929104e5 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -1,36 +1,33 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* exynos_drm_fimd.c * * Copyright (C) 2011 Samsung Electronics Co.Ltd * Authors: * Joonyoung Shim <[email protected]> * Inki Dae <[email protected]> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ -#include <drm/drmP.h> -#include <linux/kernel.h> -#include <linux/platform_device.h> #include <linux/clk.h> +#include <linux/component.h> +#include <linux/kernel.h> +#include <linux/mfd/syscon.h> #include <linux/of.h> #include <linux/of_device.h> +#include <linux/platform_device.h> #include <linux/pm_runtime.h> -#include <linux/component.h> -#include <linux/mfd/syscon.h> #include <linux/regmap.h> #include <video/of_display_timing.h> #include <video/of_videomode.h> #include <video/samsung_fimd.h> + +#include <drm/drm_fourcc.h> +#include <drm/drm_vblank.h> #include <drm/exynos_drm.h> +#include "exynos_drm_crtc.h" #include "exynos_drm_drv.h" #include "exynos_drm_fb.h" -#include "exynos_drm_crtc.h" #include "exynos_drm_plane.h" /* @@ -315,7 +312,7 @@ static void fimd_wait_for_vblank(struct exynos_drm_crtc *crtc) if (!wait_event_timeout(ctx->wait_vsync_queue, !atomic_read(&ctx->wait_vsync_event), HZ/20)) - DRM_DEBUG_KMS("vblank wait timed out.\n"); + DRM_DEV_DEBUG_KMS(ctx->dev, "vblank wait timed out.\n"); } static void fimd_enable_video_output(struct fimd_context *ctx, unsigned int win, @@ -350,8 +347,6 @@ static void fimd_clear_channels(struct exynos_drm_crtc *crtc) struct fimd_context *ctx = crtc->ctx; unsigned int win, ch_enabled = 0; - DRM_DEBUG_KMS("%s\n", __FILE__); - /* Hardware is in unknown state, so ensure it gets enabled properly */ pm_runtime_get_sync(ctx->dev); @@ -400,7 +395,7 @@ static int fimd_atomic_check(struct exynos_drm_crtc *crtc, u32 clkdiv; if (mode->clock == 0) { - DRM_INFO("Mode has zero clock value.\n"); + DRM_DEV_ERROR(ctx->dev, "Mode has zero clock value.\n"); return -EINVAL; } @@ -416,15 +411,17 @@ static int fimd_atomic_check(struct exynos_drm_crtc *crtc, lcd_rate = clk_get_rate(ctx->lcd_clk); if (2 * lcd_rate < ideal_clk) { - DRM_INFO("sclk_fimd clock too low(%lu) for requested pixel clock(%lu)\n", - lcd_rate, ideal_clk); + DRM_DEV_ERROR(ctx->dev, + "sclk_fimd clock too low(%lu) for requested pixel clock(%lu)\n", + lcd_rate, ideal_clk); return -EINVAL; } /* Find the clock divider value that gets us closest to ideal_clk */ clkdiv = DIV_ROUND_CLOSEST(lcd_rate, ideal_clk); if (clkdiv >= 0x200) { - DRM_INFO("requested pixel clock(%lu) too low\n", ideal_clk); + DRM_DEV_ERROR(ctx->dev, "requested pixel clock(%lu) too low\n", + ideal_clk); return -EINVAL; } @@ -481,7 +478,8 @@ static void fimd_commit(struct exynos_drm_crtc *crtc) driver_data->lcdblk_offset, 0x3 << driver_data->lcdblk_vt_shift, 0x1 << driver_data->lcdblk_vt_shift)) { - DRM_ERROR("Failed to update sysreg for I80 i/f.\n"); + DRM_DEV_ERROR(ctx->dev, + "Failed to update sysreg for I80 i/f.\n"); return; } } else { @@ -525,7 +523,8 @@ static void fimd_commit(struct exynos_drm_crtc *crtc) driver_data->lcdblk_offset, 0x1 << driver_data->lcdblk_bypass_shift, 0x1 << driver_data->lcdblk_bypass_shift)) { - DRM_ERROR("Failed to update sysreg for bypass setting.\n"); + DRM_DEV_ERROR(ctx->dev, + "Failed to update sysreg for bypass setting.\n"); return; } @@ -537,7 +536,8 @@ static void fimd_commit(struct exynos_drm_crtc *crtc) driver_data->lcdblk_offset, 0x1 << driver_data->lcdblk_mic_bypass_shift, 0x1 << driver_data->lcdblk_mic_bypass_shift)) { - DRM_ERROR("Failed to update sysreg for bypass mic.\n"); + DRM_DEV_ERROR(ctx->dev, + "Failed to update sysreg for bypass mic.\n"); return; } @@ -814,10 +814,11 @@ static void fimd_update_plane(struct exynos_drm_crtc *crtc, val = (unsigned long)(dma_addr + size); writel(val, ctx->regs + VIDWx_BUF_END(win, 0)); - DRM_DEBUG_KMS("start addr = 0x%lx, end addr = 0x%lx, size = 0x%lx\n", - (unsigned long)dma_addr, val, size); - DRM_DEBUG_KMS("ovl_width = %d, ovl_height = %d\n", - state->crtc.w, state->crtc.h); + DRM_DEV_DEBUG_KMS(ctx->dev, + "start addr = 0x%lx, end addr = 0x%lx, size = 0x%lx\n", + (unsigned long)dma_addr, val, size); + DRM_DEV_DEBUG_KMS(ctx->dev, "ovl_width = %d, ovl_height = %d\n", + state->crtc.w, state->crtc.h); /* buffer size */ buf_offsize = pitch - (state->crtc.w * cpp); @@ -847,8 +848,9 @@ static void fimd_update_plane(struct exynos_drm_crtc *crtc, writel(val, ctx->regs + VIDOSD_B(win)); - DRM_DEBUG_KMS("osd pos: tx = %d, ty = %d, bx = %d, by = %d\n", - state->crtc.x, state->crtc.y, last_x, last_y); + DRM_DEV_DEBUG_KMS(ctx->dev, + "osd pos: tx = %d, ty = %d, bx = %d, by = %d\n", + state->crtc.x, state->crtc.y, last_x, last_y); /* OSD size */ if (win != 3 && win != 4) { @@ -858,7 +860,8 @@ static void fimd_update_plane(struct exynos_drm_crtc *crtc, val = state->crtc.w * state->crtc.h; writel(val, ctx->regs + offset); - DRM_DEBUG_KMS("osd size = 0x%x\n", (unsigned int)val); + DRM_DEV_DEBUG_KMS(ctx->dev, "osd size = 0x%x\n", + (unsigned int)val); } fimd_win_set_pixfmt(ctx, win, fb, state->src.w); @@ -1252,13 +1255,17 @@ static int exynos_fimd_resume(struct device *dev) ret = clk_prepare_enable(ctx->bus_clk); if (ret < 0) { - DRM_ERROR("Failed to prepare_enable the bus clk [%d]\n", ret); + DRM_DEV_ERROR(dev, + "Failed to prepare_enable the bus clk [%d]\n", + ret); return ret; } ret = clk_prepare_enable(ctx->lcd_clk); if (ret < 0) { - DRM_ERROR("Failed to prepare_enable the lcd clk [%d]\n", ret); + DRM_DEV_ERROR(dev, + "Failed to prepare_enable the lcd clk [%d]\n", + ret); return ret; } |