diff options
Diffstat (limited to 'drivers/gpu/drm/exynos')
23 files changed, 1477 insertions, 686 deletions
diff --git a/drivers/gpu/drm/exynos/Kconfig b/drivers/gpu/drm/exynos/Kconfig index 7f9f6f9e9b7e..a5e74612100e 100644 --- a/drivers/gpu/drm/exynos/Kconfig +++ b/drivers/gpu/drm/exynos/Kconfig @@ -6,23 +6,15 @@ config DRM_EXYNOS select FB_CFB_FILLRECT select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT - select VT_HW_CONSOLE_BINDING if FRAMEBUFFER_CONSOLE select VIDEOMODE_HELPERS help Choose this option if you have a Samsung SoC EXYNOS chipset. If M is selected the module will be called exynosdrm. config DRM_EXYNOS_IOMMU - bool "EXYNOS DRM IOMMU Support" + bool depends on DRM_EXYNOS && EXYNOS_IOMMU && ARM_DMA_USE_IOMMU - help - Choose this option if you want to use IOMMU feature for DRM. - -config DRM_EXYNOS_DMABUF - bool "EXYNOS DRM DMABUF" - depends on DRM_EXYNOS - help - Choose this option if you want to use DMABUF feature for DRM. + default y config DRM_EXYNOS_FIMD bool "Exynos DRM FIMD" @@ -32,9 +24,16 @@ config DRM_EXYNOS_FIMD help Choose this option if you want to use Exynos FIMD for DRM. +config DRM_EXYNOS7_DECON + bool "Exynos DRM DECON" + depends on DRM_EXYNOS + select FB_MODE_HELPERS + help + Choose this option if you want to use Exynos DECON for DRM. + config DRM_EXYNOS_DPI bool "EXYNOS DRM parallel output support" - depends on DRM_EXYNOS_FIMD + depends on (DRM_EXYNOS_FIMD || DRM_EXYNOS7_DECON) select DRM_PANEL default n help @@ -42,7 +41,7 @@ config DRM_EXYNOS_DPI config DRM_EXYNOS_DSI bool "EXYNOS DRM MIPI-DSI driver support" - depends on DRM_EXYNOS_FIMD + depends on (DRM_EXYNOS_FIMD || DRM_EXYNOS7_DECON) select DRM_MIPI_DSI select DRM_PANEL default n @@ -51,7 +50,7 @@ config DRM_EXYNOS_DSI config DRM_EXYNOS_DP bool "EXYNOS DRM DP driver support" - depends on DRM_EXYNOS_FIMD && ARCH_EXYNOS && (DRM_PTN3460=n || DRM_PTN3460=y || DRM_PTN3460=DRM_EXYNOS) + depends on (DRM_EXYNOS_FIMD || DRM_EXYNOS7DECON) && ARCH_EXYNOS && (DRM_PTN3460=n || DRM_PTN3460=y || DRM_PTN3460=DRM_EXYNOS) default DRM_EXYNOS select DRM_PANEL help diff --git a/drivers/gpu/drm/exynos/Makefile b/drivers/gpu/drm/exynos/Makefile index 33ae3652b8da..cc90679cfc06 100644 --- a/drivers/gpu/drm/exynos/Makefile +++ b/drivers/gpu/drm/exynos/Makefile @@ -6,11 +6,11 @@ ccflags-y := -Iinclude/drm -Idrivers/gpu/drm/exynos exynosdrm-y := exynos_drm_drv.o exynos_drm_encoder.o \ exynos_drm_crtc.o exynos_drm_fbdev.o exynos_drm_fb.o \ exynos_drm_buf.o exynos_drm_gem.o exynos_drm_core.o \ - exynos_drm_plane.o + exynos_drm_plane.o exynos_drm_dmabuf.o exynosdrm-$(CONFIG_DRM_EXYNOS_IOMMU) += exynos_drm_iommu.o -exynosdrm-$(CONFIG_DRM_EXYNOS_DMABUF) += exynos_drm_dmabuf.o exynosdrm-$(CONFIG_DRM_EXYNOS_FIMD) += exynos_drm_fimd.o +exynosdrm-$(CONFIG_DRM_EXYNOS7_DECON) += exynos7_drm_decon.o exynosdrm-$(CONFIG_DRM_EXYNOS_DPI) += exynos_drm_dpi.o exynosdrm-$(CONFIG_DRM_EXYNOS_DSI) += exynos_drm_dsi.o exynosdrm-$(CONFIG_DRM_EXYNOS_DP) += exynos_dp_core.o exynos_dp_reg.o diff --git a/drivers/gpu/drm/exynos/exynos7_drm_decon.c b/drivers/gpu/drm/exynos/exynos7_drm_decon.c new file mode 100644 index 000000000000..63f02e2380ae --- /dev/null +++ b/drivers/gpu/drm/exynos/exynos7_drm_decon.c @@ -0,0 +1,990 @@ +/* drivers/gpu/drm/exynos/exynos7_drm_decon.c + * + * Copyright (C) 2014 Samsung Electronics Co.Ltd + * Authors: + * Akshu Agarwal <akshua@gmail.com> + * Ajay Kumar <ajaykumar.rs@samsung.com> + * + * 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 <drm/exynos_drm.h> + +#include <linux/clk.h> +#include <linux/component.h> +#include <linux/kernel.h> +#include <linux/of.h> +#include <linux/of_address.h> +#include <linux/of_device.h> +#include <linux/platform_device.h> +#include <linux/pm_runtime.h> + +#include <video/of_display_timing.h> +#include <video/of_videomode.h> +#include <video/exynos7_decon.h> + +#include "exynos_drm_crtc.h" +#include "exynos_drm_drv.h" +#include "exynos_drm_fbdev.h" +#include "exynos_drm_iommu.h" + +/* + * DECON stands for Display and Enhancement controller. + */ + +#define DECON_DEFAULT_FRAMERATE 60 +#define MIN_FB_WIDTH_FOR_16WORD_BURST 128 + +#define WINDOWS_NR 2 + +struct decon_win_data { + unsigned int ovl_x; + unsigned int ovl_y; + unsigned int offset_x; + unsigned int offset_y; + unsigned int ovl_width; + unsigned int ovl_height; + unsigned int fb_width; + unsigned int fb_height; + unsigned int bpp; + unsigned int pixel_format; + dma_addr_t dma_addr; + bool enabled; + bool resume; +}; + +struct decon_context { + struct device *dev; + struct drm_device *drm_dev; + struct exynos_drm_crtc *crtc; + struct clk *pclk; + struct clk *aclk; + struct clk *eclk; + struct clk *vclk; + void __iomem *regs; + struct decon_win_data win_data[WINDOWS_NR]; + unsigned int default_win; + unsigned long irq_flags; + bool i80_if; + bool suspended; + int pipe; + wait_queue_head_t wait_vsync_queue; + atomic_t wait_vsync_event; + + struct exynos_drm_panel_info panel; + struct exynos_drm_display *display; +}; + +static const struct of_device_id decon_driver_dt_match[] = { + {.compatible = "samsung,exynos7-decon"}, + {}, +}; +MODULE_DEVICE_TABLE(of, decon_driver_dt_match); + +static void decon_wait_for_vblank(struct exynos_drm_crtc *crtc) +{ + struct decon_context *ctx = crtc->ctx; + + if (ctx->suspended) + return; + + atomic_set(&ctx->wait_vsync_event, 1); + + /* + * wait for DECON to signal VSYNC interrupt or return after + * timeout which is set to 50ms (refresh rate of 20). + */ + if (!wait_event_timeout(ctx->wait_vsync_queue, + !atomic_read(&ctx->wait_vsync_event), + HZ/20)) + DRM_DEBUG_KMS("vblank wait timed out.\n"); +} + +static void decon_clear_channel(struct decon_context *ctx) +{ + int win, ch_enabled = 0; + + DRM_DEBUG_KMS("%s\n", __FILE__); + + /* Check if any channel is enabled. */ + for (win = 0; win < WINDOWS_NR; win++) { + u32 val = readl(ctx->regs + WINCON(win)); + + if (val & WINCONx_ENWIN) { + val &= ~WINCONx_ENWIN; + writel(val, ctx->regs + WINCON(win)); + ch_enabled = 1; + } + } + + /* Wait for vsync, as disable channel takes effect at next vsync */ + if (ch_enabled) { + unsigned int state = ctx->suspended; + + ctx->suspended = 0; + decon_wait_for_vblank(ctx->crtc); + ctx->suspended = state; + } +} + +static int decon_ctx_initialize(struct decon_context *ctx, + struct drm_device *drm_dev) +{ + struct exynos_drm_private *priv = drm_dev->dev_private; + + ctx->drm_dev = drm_dev; + ctx->pipe = priv->pipe++; + + /* attach this sub driver to iommu mapping if supported. */ + if (is_drm_iommu_supported(ctx->drm_dev)) { + int ret; + + /* + * If any channel is already active, iommu will throw + * a PAGE FAULT when enabled. So clear any channel if enabled. + */ + decon_clear_channel(ctx); + ret = drm_iommu_attach_device(ctx->drm_dev, ctx->dev); + if (ret) { + DRM_ERROR("drm_iommu_attach failed.\n"); + return ret; + } + } + + return 0; +} + +static void decon_ctx_remove(struct decon_context *ctx) +{ + /* detach this sub driver from iommu mapping if supported. */ + if (is_drm_iommu_supported(ctx->drm_dev)) + drm_iommu_detach_device(ctx->drm_dev, ctx->dev); +} + +static u32 decon_calc_clkdiv(struct decon_context *ctx, + const struct drm_display_mode *mode) +{ + unsigned long ideal_clk = mode->htotal * mode->vtotal * mode->vrefresh; + u32 clkdiv; + + /* Find the clock divider value that gets us closest to ideal_clk */ + clkdiv = DIV_ROUND_UP(clk_get_rate(ctx->vclk), ideal_clk); + + return (clkdiv < 0x100) ? clkdiv : 0xff; +} + +static bool decon_mode_fixup(struct exynos_drm_crtc *crtc, + const struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + if (adjusted_mode->vrefresh == 0) + adjusted_mode->vrefresh = DECON_DEFAULT_FRAMERATE; + + return true; +} + +static void decon_commit(struct exynos_drm_crtc *crtc) +{ + struct decon_context *ctx = crtc->ctx; + struct drm_display_mode *mode = &crtc->base.mode; + u32 val, clkdiv; + + if (ctx->suspended) + return; + + /* nothing to do if we haven't set the mode yet */ + if (mode->htotal == 0 || mode->vtotal == 0) + return; + + if (!ctx->i80_if) { + int vsync_len, vbpd, vfpd, hsync_len, hbpd, hfpd; + /* setup vertical timing values. */ + vsync_len = mode->crtc_vsync_end - mode->crtc_vsync_start; + vbpd = mode->crtc_vtotal - mode->crtc_vsync_end; + vfpd = mode->crtc_vsync_start - mode->crtc_vdisplay; + + val = VIDTCON0_VBPD(vbpd - 1) | VIDTCON0_VFPD(vfpd - 1); + writel(val, ctx->regs + VIDTCON0); + + val = VIDTCON1_VSPW(vsync_len - 1); + writel(val, ctx->regs + VIDTCON1); + + /* setup horizontal timing values. */ + hsync_len = mode->crtc_hsync_end - mode->crtc_hsync_start; + hbpd = mode->crtc_htotal - mode->crtc_hsync_end; + hfpd = mode->crtc_hsync_start - mode->crtc_hdisplay; + + /* setup horizontal timing values. */ + val = VIDTCON2_HBPD(hbpd - 1) | VIDTCON2_HFPD(hfpd - 1); + writel(val, ctx->regs + VIDTCON2); + + val = VIDTCON3_HSPW(hsync_len - 1); + writel(val, ctx->regs + VIDTCON3); + } + + /* setup horizontal and vertical display size. */ + val = VIDTCON4_LINEVAL(mode->vdisplay - 1) | + VIDTCON4_HOZVAL(mode->hdisplay - 1); + writel(val, ctx->regs + VIDTCON4); + + writel(mode->vdisplay - 1, ctx->regs + LINECNT_OP_THRESHOLD); + + /* + * fields of register with prefix '_F' would be updated + * at vsync(same as dma start) + */ + val = VIDCON0_ENVID | VIDCON0_ENVID_F; + writel(val, ctx->regs + VIDCON0); + + clkdiv = decon_calc_clkdiv(ctx, mode); + if (clkdiv > 1) { + val = VCLKCON1_CLKVAL_NUM_VCLK(clkdiv - 1); + writel(val, ctx->regs + VCLKCON1); + writel(val, ctx->regs + VCLKCON2); + } + + val = readl(ctx->regs + DECON_UPDATE); + val |= DECON_UPDATE_STANDALONE_F; + writel(val, ctx->regs + DECON_UPDATE); +} + +static int decon_enable_vblank(struct exynos_drm_crtc *crtc) +{ + struct decon_context *ctx = crtc->ctx; + u32 val; + + if (ctx->suspended) + return -EPERM; + + if (!test_and_set_bit(0, &ctx->irq_flags)) { + val = readl(ctx->regs + VIDINTCON0); + + val |= VIDINTCON0_INT_ENABLE; + + if (!ctx->i80_if) { + val |= VIDINTCON0_INT_FRAME; + val &= ~VIDINTCON0_FRAMESEL0_MASK; + val |= VIDINTCON0_FRAMESEL0_VSYNC; + } + + writel(val, ctx->regs + VIDINTCON0); + } + + return 0; +} + +static void decon_disable_vblank(struct exynos_drm_crtc *crtc) +{ + struct decon_context *ctx = crtc->ctx; + u32 val; + + if (ctx->suspended) + return; + + if (test_and_clear_bit(0, &ctx->irq_flags)) { + val = readl(ctx->regs + VIDINTCON0); + + val &= ~VIDINTCON0_INT_ENABLE; + if (!ctx->i80_if) + val &= ~VIDINTCON0_INT_FRAME; + + writel(val, ctx->regs + VIDINTCON0); + } +} + +static void decon_win_mode_set(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane) +{ + struct decon_context *ctx = crtc->ctx; + struct decon_win_data *win_data; + int win, padding; + + if (!plane) { + DRM_ERROR("plane is NULL\n"); + return; + } + + win = plane->zpos; + if (win == DEFAULT_ZPOS) + win = ctx->default_win; + + if (win < 0 || win >= WINDOWS_NR) + return; + + + win_data = &ctx->win_data[win]; + + padding = (plane->pitch / (plane->bpp >> 3)) - plane->fb_width; + win_data->offset_x = plane->fb_x; + win_data->offset_y = plane->fb_y; + win_data->fb_width = plane->fb_width + padding; + win_data->fb_height = plane->fb_height; + win_data->ovl_x = plane->crtc_x; + win_data->ovl_y = plane->crtc_y; + win_data->ovl_width = plane->crtc_width; + win_data->ovl_height = plane->crtc_height; + win_data->dma_addr = plane->dma_addr[0]; + win_data->bpp = plane->bpp; + win_data->pixel_format = plane->pixel_format; + + DRM_DEBUG_KMS("offset_x = %d, offset_y = %d\n", + win_data->offset_x, win_data->offset_y); + DRM_DEBUG_KMS("ovl_width = %d, ovl_height = %d\n", + win_data->ovl_width, win_data->ovl_height); + DRM_DEBUG_KMS("paddr = 0x%lx\n", (unsigned long)win_data->dma_addr); + DRM_DEBUG_KMS("fb_width = %d, crtc_width = %d\n", + plane->fb_width, plane->crtc_width); +} + +static void decon_win_set_pixfmt(struct decon_context *ctx, unsigned int win) +{ + struct decon_win_data *win_data = &ctx->win_data[win]; + unsigned long val; + + val = readl(ctx->regs + WINCON(win)); + val &= ~WINCONx_BPPMODE_MASK; + + switch (win_data->pixel_format) { + case DRM_FORMAT_RGB565: + val |= WINCONx_BPPMODE_16BPP_565; + val |= WINCONx_BURSTLEN_16WORD; + break; + case DRM_FORMAT_XRGB8888: + val |= WINCONx_BPPMODE_24BPP_xRGB; + val |= WINCONx_BURSTLEN_16WORD; + break; + case DRM_FORMAT_XBGR8888: + val |= WINCONx_BPPMODE_24BPP_xBGR; + val |= WINCONx_BURSTLEN_16WORD; + break; + case DRM_FORMAT_RGBX8888: + val |= WINCONx_BPPMODE_24BPP_RGBx; + val |= WINCONx_BURSTLEN_16WORD; + break; + case DRM_FORMAT_BGRX8888: + val |= WINCONx_BPPMODE_24BPP_BGRx; + val |= WINCONx_BURSTLEN_16WORD; + break; + case DRM_FORMAT_ARGB8888: + val |= WINCONx_BPPMODE_32BPP_ARGB | WINCONx_BLD_PIX | + WINCONx_ALPHA_SEL; + val |= WINCONx_BURSTLEN_16WORD; + break; + case DRM_FORMAT_ABGR8888: + val |= WINCONx_BPPMODE_32BPP_ABGR | WINCONx_BLD_PIX | + WINCONx_ALPHA_SEL; + val |= WINCONx_BURSTLEN_16WORD; + break; + case DRM_FORMAT_RGBA8888: + val |= WINCONx_BPPMODE_32BPP_RGBA | WINCONx_BLD_PIX | + WINCONx_ALPHA_SEL; + val |= WINCONx_BURSTLEN_16WORD; + break; + case DRM_FORMAT_BGRA8888: + val |= WINCONx_BPPMODE_32BPP_BGRA | WINCONx_BLD_PIX | + WINCONx_ALPHA_SEL; + val |= WINCONx_BURSTLEN_16WORD; + break; + default: + DRM_DEBUG_KMS("invalid pixel size so using unpacked 24bpp.\n"); + + val |= WINCONx_BPPMODE_24BPP_xRGB; + val |= WINCONx_BURSTLEN_16WORD; + break; + } + + DRM_DEBUG_KMS("bpp = %d\n", win_data->bpp); + + /* + * In case of exynos, setting dma-burst to 16Word causes permanent + * tearing for very small buffers, e.g. cursor buffer. Burst Mode + * switching which is based on plane size is not recommended as + * plane size varies a lot towards the end of the screen and rapid + * movement causes unstable DMA which results into iommu crash/tear. + */ + + if (win_data->fb_width < MIN_FB_WIDTH_FOR_16WORD_BURST) { + val &= ~WINCONx_BURSTLEN_MASK; + val |= WINCONx_BURSTLEN_8WORD; + } + + writel(val, ctx->regs + WINCON(win)); +} + +static void decon_win_set_colkey(struct decon_context *ctx, unsigned int win) +{ + unsigned int keycon0 = 0, keycon1 = 0; + + keycon0 = ~(WxKEYCON0_KEYBL_EN | WxKEYCON0_KEYEN_F | + WxKEYCON0_DIRCON) | WxKEYCON0_COMPKEY(0); + + keycon1 = WxKEYCON1_COLVAL(0xffffffff); + + writel(keycon0, ctx->regs + WKEYCON0_BASE(win)); + writel(keycon1, ctx->regs + WKEYCON1_BASE(win)); +} + +/** + * shadow_protect_win() - disable updating values from shadow registers at vsync + * + * @win: window to protect registers for + * @protect: 1 to protect (disable updates) + */ +static void decon_shadow_protect_win(struct decon_context *ctx, + int win, bool protect) +{ + u32 bits, val; + + bits = SHADOWCON_WINx_PROTECT(win); + + val = readl(ctx->regs + SHADOWCON); + if (protect) + val |= bits; + else + val &= ~bits; + writel(val, ctx->regs + SHADOWCON); +} + +static void decon_win_commit(struct exynos_drm_crtc *crtc, int zpos) +{ + struct decon_context *ctx = crtc->ctx; + struct drm_display_mode *mode = &crtc->base.mode; + struct decon_win_data *win_data; + int win = zpos; + unsigned long val, alpha; + unsigned int last_x; + unsigned int last_y; + + if (ctx->suspended) + return; + + if (win == DEFAULT_ZPOS) + win = ctx->default_win; + + if (win < 0 || win >= WINDOWS_NR) + return; + + win_data = &ctx->win_data[win]; + + /* If suspended, enable this on resume */ + if (ctx->suspended) { + win_data->resume = true; + return; + } + + /* + * SHADOWCON/PRTCON register is used for enabling timing. + * + * for example, once only width value of a register is set, + * if the dma is started then decon hardware could malfunction so + * with protect window setting, the register fields with prefix '_F' + * wouldn't be updated at vsync also but updated once unprotect window + * is set. + */ + + /* protect windows */ + decon_shadow_protect_win(ctx, win, true); + + /* buffer start address */ + val = (unsigned long)win_data->dma_addr; + writel(val, ctx->regs + VIDW_BUF_START(win)); + + /* buffer size */ + writel(win_data->fb_width, ctx->regs + VIDW_WHOLE_X(win)); + writel(win_data->fb_height, ctx->regs + VIDW_WHOLE_Y(win)); + + /* offset from the start of the buffer to read */ + writel(win_data->offset_x, ctx->regs + VIDW_OFFSET_X(win)); + writel(win_data->offset_y, ctx->regs + VIDW_OFFSET_Y(win)); + + DRM_DEBUG_KMS("start addr = 0x%lx\n", + (unsigned long)win_data->dma_addr); + DRM_DEBUG_KMS("ovl_width = %d, ovl_height = %d\n", + win_data->ovl_width, win_data->ovl_height); + + /* + * OSD position. + * In case the window layout goes of LCD layout, DECON fails. + */ + if ((win_data->ovl_x + win_data->ovl_width) > mode->hdisplay) + win_data->ovl_x = mode->hdisplay - win_data->ovl_width; + if ((win_data->ovl_y + win_data->ovl_height) > mode->vdisplay) + win_data->ovl_y = mode->vdisplay - win_data->ovl_height; + + val = VIDOSDxA_TOPLEFT_X(win_data->ovl_x) | + VIDOSDxA_TOPLEFT_Y(win_data->ovl_y); + writel(val, ctx->regs + VIDOSD_A(win)); + + last_x = win_data->ovl_x + win_data->ovl_width; + if (last_x) + last_x--; + last_y = win_data->ovl_y + win_data->ovl_height; + if (last_y) + last_y--; + + val = VIDOSDxB_BOTRIGHT_X(last_x) | VIDOSDxB_BOTRIGHT_Y(last_y); + + writel(val, ctx->regs + VIDOSD_B(win)); + + DRM_DEBUG_KMS("osd pos: tx = %d, ty = %d, bx = %d, by = %d\n", + win_data->ovl_x, win_data->ovl_y, last_x, last_y); + + /* OSD alpha */ + alpha = VIDOSDxC_ALPHA0_R_F(0x0) | + VIDOSDxC_ALPHA0_G_F(0x0) | + VIDOSDxC_ALPHA0_B_F(0x0); + + writel(alpha, ctx->regs + VIDOSD_C(win)); + + alpha = VIDOSDxD_ALPHA1_R_F(0xff) | + VIDOSDxD_ALPHA1_G_F(0xff) | + VIDOSDxD_ALPHA1_B_F(0xff); + + writel(alpha, ctx->regs + VIDOSD_D(win)); + + decon_win_set_pixfmt(ctx, win); + + /* hardware window 0 doesn't support color key. */ + if (win != 0) + decon_win_set_colkey(ctx, win); + + /* wincon */ + val = readl(ctx->regs + WINCON(win)); + val |= WINCONx_TRIPLE_BUF_MODE; + val |= WINCONx_ENWIN; + writel(val, ctx->regs + WINCON(win)); + + /* Enable DMA channel and unprotect windows */ + decon_shadow_protect_win(ctx, win, false); + + val = readl(ctx->regs + DECON_UPDATE); + val |= DECON_UPDATE_STANDALONE_F; + writel(val, ctx->regs + DECON_UPDATE); + + win_data->enabled = true; +} + +static void decon_win_disable(struct exynos_drm_crtc *crtc, int zpos) +{ + struct decon_context *ctx = crtc->ctx; + struct decon_win_data *win_data; + int win = zpos; + u32 val; + + if (win == DEFAULT_ZPOS) + win = ctx->default_win; + + if (win < 0 || win >= WINDOWS_NR) + return; + + win_data = &ctx->win_data[win]; + + if (ctx->suspended) { + /* do not resume this window*/ + win_data->resume = false; + return; + } + + /* protect windows */ + decon_shadow_protect_win(ctx, win, true); + + /* wincon */ + val = readl(ctx->regs + WINCON(win)); + val &= ~WINCONx_ENWIN; + writel(val, ctx->regs + WINCON(win)); + + /* unprotect windows */ + decon_shadow_protect_win(ctx, win, false); + + val = readl(ctx->regs + DECON_UPDATE); + val |= DECON_UPDATE_STANDALONE_F; + writel(val, ctx->regs + DECON_UPDATE); + + win_data->enabled = false; +} + +static void decon_window_suspend(struct decon_context *ctx) +{ + struct decon_win_data *win_data; + int i; + + for (i = 0; i < WINDOWS_NR; i++) { + win_data = &ctx->win_data[i]; + win_data->resume = win_data->enabled; + if (win_data->enabled) + decon_win_disable(ctx->crtc, i); + } +} + +static void decon_window_resume(struct decon_context *ctx) +{ + struct decon_win_data *win_data; + int i; + + for (i = 0; i < WINDOWS_NR; i++) { + win_data = &ctx->win_data[i]; + win_data->enabled = win_data->resume; + win_data->resume = false; + } +} + +static void decon_apply(struct decon_context *ctx) +{ + struct decon_win_data *win_data; + int i; + + for (i = 0; i < WINDOWS_NR; i++) { + win_data = &ctx->win_data[i]; + if (win_data->enabled) + decon_win_commit(ctx->crtc, i); + else + decon_win_disable(ctx->crtc, i); + } + + decon_commit(ctx->crtc); +} + +static void decon_init(struct decon_context *ctx) +{ + u32 val; + + writel(VIDCON0_SWRESET, ctx->regs + VIDCON0); + + val = VIDOUTCON0_DISP_IF_0_ON; + if (!ctx->i80_if) + val |= VIDOUTCON0_RGBIF; + writel(val, ctx->regs + VIDOUTCON0); + + writel(VCLKCON0_CLKVALUP | VCLKCON0_VCLKFREE, ctx->regs + VCLKCON0); + + if (!ctx->i80_if) + writel(VIDCON1_VCLK_HOLD, ctx->regs + VIDCON1(0)); +} + +static int decon_poweron(struct decon_context *ctx) +{ + int ret; + + if (!ctx->suspended) + return 0; + + ctx->suspended = false; + + pm_runtime_get_sync(ctx->dev); + + ret = clk_prepare_enable(ctx->pclk); + if (ret < 0) { + DRM_ERROR("Failed to prepare_enable the pclk [%d]\n", ret); + goto pclk_err; + } + + ret = clk_prepare_enable(ctx->aclk); + if (ret < 0) { + DRM_ERROR("Failed to prepare_enable the aclk [%d]\n", ret); + goto aclk_err; + } + + ret = clk_prepare_enable(ctx->eclk); + if (ret < 0) { + DRM_ERROR("Failed to prepare_enable the eclk [%d]\n", ret); + goto eclk_err; + } + + ret = clk_prepare_enable(ctx->vclk); + if (ret < 0) { + DRM_ERROR("Failed to prepare_enable the vclk [%d]\n", ret); + goto vclk_err; + } + + decon_init(ctx); + + /* if vblank was enabled status, enable it again. */ + if (test_and_clear_bit(0, &ctx->irq_flags)) { + ret = decon_enable_vblank(ctx->crtc); + if (ret) { + DRM_ERROR("Failed to re-enable vblank [%d]\n", ret); + goto err; + } + } + + decon_window_resume(ctx); + + decon_apply(ctx); + + return 0; + +err: + clk_disable_unprepare(ctx->vclk); +vclk_err: + clk_disable_unprepare(ctx->eclk); +eclk_err: + clk_disable_unprepare(ctx->aclk); +aclk_err: + clk_disable_unprepare(ctx->pclk); +pclk_err: + ctx->suspended = true; + return ret; +} + +static int decon_poweroff(struct decon_context *ctx) +{ + if (ctx->suspended) + return 0; + + /* + * We need to make sure that all windows are disabled before we + * suspend that connector. Otherwise we might try to scan from + * a destroyed buffer later. + */ + decon_window_suspend(ctx); + + clk_disable_unprepare(ctx->vclk); + clk_disable_unprepare(ctx->eclk); + clk_disable_unprepare(ctx->aclk); + clk_disable_unprepare(ctx->pclk); + + pm_runtime_put_sync(ctx->dev); + + ctx->suspended = true; + return 0; +} + +static void decon_dpms(struct exynos_drm_crtc *crtc, int mode) +{ + DRM_DEBUG_KMS("%s, %d\n", __FILE__, mode); + + switch (mode) { + case DRM_MODE_DPMS_ON: + decon_poweron(crtc->ctx); + break; + case DRM_MODE_DPMS_STANDBY: + case DRM_MODE_DPMS_SUSPEND: + case DRM_MODE_DPMS_OFF: + decon_poweroff(crtc->ctx); + break; + default: + DRM_DEBUG_KMS("unspecified mode %d\n", mode); + break; + } +} + +static struct exynos_drm_crtc_ops decon_crtc_ops = { + .dpms = decon_dpms, + .mode_fixup = decon_mode_fixup, + .commit = decon_commit, + .enable_vblank = decon_enable_vblank, + .disable_vblank = decon_disable_vblank, + .wait_for_vblank = decon_wait_for_vblank, + .win_mode_set = decon_win_mode_set, + .win_commit = decon_win_commit, + .win_disable = decon_win_disable, +}; + + +static irqreturn_t decon_irq_handler(int irq, void *dev_id) +{ + struct decon_context *ctx = (struct decon_context *)dev_id; + u32 val, clear_bit; + + val = readl(ctx->regs + VIDINTCON1); + + clear_bit = ctx->i80_if ? VIDINTCON1_INT_I80 : VIDINTCON1_INT_FRAME; + if (val & clear_bit) + writel(clear_bit, ctx->regs + VIDINTCON1); + + /* check the crtc is detached already from encoder */ + if (ctx->pipe < 0 || !ctx->drm_dev) + goto out; + + if (!ctx->i80_if) { + drm_handle_vblank(ctx->drm_dev, ctx->pipe); + exynos_drm_crtc_finish_pageflip(ctx->drm_dev, ctx->pipe); + + /* set wait vsync event to zero and wake up queue. */ + if (atomic_read(&ctx->wait_vsync_event)) { + atomic_set(&ctx->wait_vsync_event, 0); + wake_up(&ctx->wait_vsync_queue); + } + } +out: + return IRQ_HANDLED; +} + +static int decon_bind(struct device *dev, struct device *master, void *data) +{ + struct decon_context *ctx = dev_get_drvdata(dev); + struct drm_device *drm_dev = data; + int ret; + + ret = decon_ctx_initialize(ctx, drm_dev); + if (ret) { + DRM_ERROR("decon_ctx_initialize failed.\n"); + return ret; + } + + ctx->crtc = exynos_drm_crtc_create(drm_dev, ctx->pipe, + EXYNOS_DISPLAY_TYPE_LCD, + &decon_crtc_ops, ctx); + if (IS_ERR(ctx->crtc)) { + decon_ctx_remove(ctx); + return PTR_ERR(ctx->crtc); + } + + if (ctx->display) + exynos_drm_create_enc_conn(drm_dev, ctx->display); + + return 0; + +} + +static void decon_unbind(struct device *dev, struct device *master, + void *data) +{ + struct decon_context *ctx = dev_get_drvdata(dev); + + decon_dpms(ctx->crtc, DRM_MODE_DPMS_OFF); + + if (ctx->display) + exynos_dpi_remove(ctx->display); + + decon_ctx_remove(ctx); +} + +static const struct component_ops decon_component_ops = { + .bind = decon_bind, + .unbind = decon_unbind, +}; + +static int decon_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct decon_context *ctx; + struct device_node *i80_if_timings; + struct resource *res; + int ret; + + if (!dev->of_node) + return -ENODEV; + + ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); + if (!ctx) + return -ENOMEM; + + ret = exynos_drm_component_add(dev, EXYNOS_DEVICE_TYPE_CRTC, + EXYNOS_DISPLAY_TYPE_LCD); + if (ret) + return ret; + + ctx->dev = dev; + ctx->suspended = true; + + i80_if_timings = of_get_child_by_name(dev->of_node, "i80-if-timings"); + if (i80_if_timings) + ctx->i80_if = true; + of_node_put(i80_if_timings); + + ctx->regs = of_iomap(dev->of_node, 0); + if (IS_ERR(ctx->regs)) { + ret = PTR_ERR(ctx->regs); + goto err_del_component; + } + + ctx->pclk = devm_clk_get(dev, "pclk_decon0"); + if (IS_ERR(ctx->pclk)) { + dev_err(dev, "failed to get bus clock pclk\n"); + ret = PTR_ERR(ctx->pclk); + goto err_iounmap; + } + + ctx->aclk = devm_clk_get(dev, "aclk_decon0"); + if (IS_ERR(ctx->aclk)) { + dev_err(dev, "failed to get bus clock aclk\n"); + ret = PTR_ERR(ctx->aclk); + goto err_iounmap; + } + + ctx->eclk = devm_clk_get(dev, "decon0_eclk"); + if (IS_ERR(ctx->eclk)) { + dev_err(dev, "failed to get eclock\n"); + ret = PTR_ERR(ctx->eclk); + goto err_iounmap; + } + + ctx->vclk = devm_clk_get(dev, "decon0_vclk"); + if (IS_ERR(ctx->vclk)) { + dev_err(dev, "failed to get vclock\n"); + ret = PTR_ERR(ctx->vclk); + goto err_iounmap; + } + + res = platform_get_resource_byname(pdev, IORESOURCE_IRQ, + ctx->i80_if ? "lcd_sys" : "vsync"); + if (!res) { + dev_err(dev, "irq request failed.\n"); + ret = -ENXIO; + goto err_iounmap; + } + + ret = devm_request_irq(dev, res->start, decon_irq_handler, + 0, "drm_decon", ctx); + if (ret) { + dev_err(dev, "irq request failed.\n"); + goto err_iounmap; + } + + init_waitqueue_head(&ctx->wait_vsync_queue); + atomic_set(&ctx->wait_vsync_event, 0); + + platform_set_drvdata(pdev, ctx); + + ctx->display = exynos_dpi_probe(dev); + if (IS_ERR(ctx->display)) { + ret = PTR_ERR(ctx->display); + goto err_iounmap; + } + + pm_runtime_enable(dev); + + ret = component_add(dev, &decon_component_ops); + if (ret) + goto err_disable_pm_runtime; + + return ret; + +err_disable_pm_runtime: + pm_runtime_disable(dev); + +err_iounmap: + iounmap(ctx->regs); + +err_del_component: + exynos_drm_component_del(dev, EXYNOS_DEVICE_TYPE_CRTC); + return ret; +} + +static int decon_remove(struct platform_device *pdev) +{ + struct decon_context *ctx = dev_get_drvdata(&pdev->dev); + + pm_runtime_disable(&pdev->dev); + + iounmap(ctx->regs); + + component_del(&pdev->dev, &decon_component_ops); + exynos_drm_component_del(&pdev->dev, EXYNOS_DEVICE_TYPE_CRTC); + + return 0; +} + +struct platform_driver decon_driver = { + .probe = decon_probe, + .remove = decon_remove, + .driver = { + .name = "exynos-decon", + .of_match_table = decon_driver_dt_match, + }, +}; diff --git a/drivers/gpu/drm/exynos/exynos_dp_core.c b/drivers/gpu/drm/exynos/exynos_dp_core.c index 34d46aa75416..bf17a60b40ed 100644 --- a/drivers/gpu/drm/exynos/exynos_dp_core.c +++ b/drivers/gpu/drm/exynos/exynos_dp_core.c @@ -18,6 +18,7 @@ #include <linux/interrupt.h> #include <linux/of.h> #include <linux/of_gpio.h> +#include <linux/of_graph.h> #include <linux/gpio.h> #include <linux/component.h> #include <linux/phy/phy.h> @@ -993,32 +994,20 @@ static struct drm_connector_helper_funcs exynos_dp_connector_helper_funcs = { .best_encoder = exynos_dp_best_encoder, }; -static bool find_bridge(const char *compat, struct bridge_init *bridge) -{ - bridge->client = NULL; - bridge->node = of_find_compatible_node(NULL, NULL, compat); - if (!bridge->node) - return false; - - bridge->client = of_find_i2c_device_by_node(bridge->node); - if (!bridge->client) - return false; - - return true; -} - /* returns the number of bridges attached */ -static int exynos_drm_attach_lcd_bridge(struct drm_device *dev, +static int exynos_drm_attach_lcd_bridge(struct exynos_dp_device *dp, struct drm_encoder *encoder) { - struct bridge_init bridge; int ret; - if (find_bridge("nxp,ptn3460", &bridge)) { - ret = ptn3460_init(dev, encoder, bridge.client, bridge.node); - if (!ret) - return 1; + encoder->bridge = dp->bridge; + dp->bridge->encoder = encoder; + ret = drm_bridge_attach(encoder->dev, dp->bridge); + if (ret) { + DRM_ERROR("Failed to attach bridge to drm\n"); + return ret; } + return 0; } @@ -1032,9 +1021,11 @@ static int exynos_dp_create_connector(struct exynos_drm_display *display, dp->encoder = encoder; /* Pre-empt DP connector creation if there's a bridge */ - ret = exynos_drm_attach_lcd_bridge(dp->drm_dev, encoder); - if (ret) - return 0; + if (dp->bridge) { + ret = exynos_drm_attach_lcd_bridge(dp, encoder); + if (!ret) + return 0; + } connector->polled = DRM_CONNECTOR_POLL_HPD; @@ -1067,10 +1058,8 @@ static void exynos_dp_phy_exit(struct exynos_dp_device *dp) phy_power_off(dp->phy); } -static void exynos_dp_poweron(struct exynos_drm_display *display) +static void exynos_dp_poweron(struct exynos_dp_device *dp) { - struct exynos_dp_device *dp = display_to_dp(display); - if (dp->dpms_mode == DRM_MODE_DPMS_ON) return; @@ -1085,13 +1074,11 @@ static void exynos_dp_poweron(struct exynos_drm_display *display) exynos_dp_phy_init(dp); exynos_dp_init_dp(dp); enable_irq(dp->irq); - exynos_dp_commit(display); + exynos_dp_commit(&dp->display); } -static void exynos_dp_poweroff(struct exynos_drm_display *display) +static void exynos_dp_poweroff(struct exynos_dp_device *dp) { - struct exynos_dp_device *dp = display_to_dp(display); - if (dp->dpms_mode != DRM_MODE_DPMS_ON) return; @@ -1119,12 +1106,12 @@ static void exynos_dp_dpms(struct exynos_drm_display *display, int mode) switch (mode) { case DRM_MODE_DPMS_ON: - exynos_dp_poweron(display); + exynos_dp_poweron(dp); break; case DRM_MODE_DPMS_STANDBY: case DRM_MODE_DPMS_SUSPEND: case DRM_MODE_DPMS_OFF: - exynos_dp_poweroff(display); + exynos_dp_poweroff(dp); break; default: break; @@ -1241,7 +1228,7 @@ static int exynos_dp_bind(struct device *dev, struct device *master, void *data) } } - if (!dp->panel) { + if (!dp->panel && !dp->bridge) { ret = exynos_dp_dt_parse_panel(dp); if (ret) return ret; @@ -1325,7 +1312,7 @@ static const struct component_ops exynos_dp_ops = { static int exynos_dp_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; - struct device_node *panel_node; + struct device_node *panel_node, *bridge_node, *endpoint; struct exynos_dp_device *dp; int ret; @@ -1351,6 +1338,18 @@ static int exynos_dp_probe(struct platform_device *pdev) return -EPROBE_DEFER; } + endpoint = of_graph_get_next_endpoint(dev->of_node, NULL); + if (endpoint) { + bridge_node = of_graph_get_remote_port_parent(endpoint); + if (bridge_node) { + dp->bridge = of_drm_find_bridge(bridge_node); + of_node_put(bridge_node); + if (!dp->bridge) + return -EPROBE_DEFER; + } else + return -EPROBE_DEFER; + } + ret = component_add(&pdev->dev, &exynos_dp_ops); if (ret) exynos_drm_component_del(&pdev->dev, diff --git a/drivers/gpu/drm/exynos/exynos_dp_core.h b/drivers/gpu/drm/exynos/exynos_dp_core.h index 164f171168e7..a4e799679669 100644 --- a/drivers/gpu/drm/exynos/exynos_dp_core.h +++ b/drivers/gpu/drm/exynos/exynos_dp_core.h @@ -153,6 +153,7 @@ struct exynos_dp_device { struct drm_connector connector; struct drm_encoder *encoder; struct drm_panel *panel; + struct drm_bridge *bridge; struct clk *clock; unsigned int irq; void __iomem *reg_base; diff --git a/drivers/gpu/drm/exynos/exynos_drm_buf.c b/drivers/gpu/drm/exynos/exynos_drm_buf.c index 9c8088462c26..24994ba10e28 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_buf.c +++ b/drivers/gpu/drm/exynos/exynos_drm_buf.c @@ -63,11 +63,11 @@ static int lowlevel_buffer_allocate(struct drm_device *dev, return -ENOMEM; } - buf->kvaddr = (void __iomem *)dma_alloc_attrs(dev->dev, + buf->cookie = dma_alloc_attrs(dev->dev, buf->size, &buf->dma_addr, GFP_KERNEL, &buf->dma_attrs); - if (!buf->kvaddr) { + if (!buf->cookie) { DRM_ERROR("failed to allocate buffer.\n"); ret = -ENOMEM; goto err_free; @@ -132,7 +132,7 @@ static void lowlevel_buffer_deallocate(struct drm_device *dev, buf->sgt = NULL; if (!is_drm_iommu_supported(dev)) { - dma_free_attrs(dev->dev, buf->size, buf->kvaddr, + dma_free_attrs(dev->dev, buf->size, buf->cookie, (dma_addr_t)buf->dma_addr, &buf->dma_attrs); drm_free_large(buf->pages); } else diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c index 45026e693225..48ccab7fdf63 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c @@ -20,43 +20,9 @@ #include "exynos_drm_encoder.h" #include "exynos_drm_plane.h" -#define to_exynos_crtc(x) container_of(x, struct exynos_drm_crtc,\ - drm_crtc) - -enum exynos_crtc_mode { - CRTC_MODE_NORMAL, /* normal mode */ - CRTC_MODE_BLANK, /* The private plane of crtc is blank */ -}; - -/* - * Exynos specific crtc structure. - * - * @drm_crtc: crtc object. - * @manager: the manager associated with this crtc - * @pipe: a crtc index created at load() with a new crtc object creation - * and the crtc object would be set to private->crtc array - * to get a crtc object corresponding to this pipe from private->crtc - * array when irq interrupt occurred. the reason of using this pipe is that - * drm framework doesn't support multiple irq yet. - * we can refer to the crtc to current hardware interrupt occurred through - * this pipe value. - * @dpms: store the crtc dpms value - * @mode: store the crtc mode value - */ -struct exynos_drm_crtc { - struct drm_crtc drm_crtc; - struct exynos_drm_manager *manager; - unsigned int pipe; - unsigned int dpms; - enum exynos_crtc_mode mode; - wait_queue_head_t pending_flip_queue; - atomic_t pending_flip; -}; - static void exynos_drm_crtc_dpms(struct drm_crtc *crtc, int mode) { struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc); - struct exynos_drm_manager *manager = exynos_crtc->manager; DRM_DEBUG_KMS("crtc[%d] mode[%d]\n", crtc->base.id, mode); @@ -74,8 +40,8 @@ static void exynos_drm_crtc_dpms(struct drm_crtc *crtc, int mode) drm_crtc_vblank_off(crtc); } - if (manager->ops->dpms) - manager->ops->dpms(manager, mode); + if (exynos_crtc->ops->dpms) + exynos_crtc->ops->dpms(exynos_crtc, mode); exynos_crtc->dpms = mode; @@ -91,16 +57,15 @@ static void exynos_drm_crtc_prepare(struct drm_crtc *crtc) static void exynos_drm_crtc_commit(struct drm_crtc *crtc) { struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc); - struct exynos_drm_manager *manager = exynos_crtc->manager; + struct exynos_drm_plane *exynos_plane = to_exynos_plane(crtc->primary); exynos_drm_crtc_dpms(crtc, DRM_MODE_DPMS_ON); - exynos_plane_commit(crtc->primary); - - if (manager->ops->commit) - manager->ops->commit(manager); + if (exynos_crtc->ops->win_commit) + exynos_crtc->ops->win_commit(exynos_crtc, exynos_plane->zpos); - exynos_plane_dpms(crtc->primary, DRM_MODE_DPMS_ON); + if (exynos_crtc->ops->commit) + exynos_crtc->ops->commit(exynos_crtc); } static bool @@ -109,10 +74,10 @@ exynos_drm_crtc_mode_fixup(struct drm_crtc *crtc, struct drm_display_mode *adjusted_mode) { struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc); - struct exynos_drm_manager *manager = exynos_crtc->manager; - if (manager->ops->mode_fixup) - return manager->ops->mode_fixup(manager, mode, adjusted_mode); + if (exynos_crtc->ops->mode_fixup) + return exynos_crtc->ops->mode_fixup(exynos_crtc, mode, + adjusted_mode); return true; } @@ -122,11 +87,10 @@ exynos_drm_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode, int x, int y, struct drm_framebuffer *old_fb) { - struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc); - struct exynos_drm_manager *manager = exynos_crtc->manager; struct drm_framebuffer *fb = crtc->primary->fb; unsigned int crtc_w; unsigned int crtc_h; + int ret; /* * copy the mode data adjusted by mode_fixup() into crtc->mode @@ -134,24 +98,25 @@ exynos_drm_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode, */ memcpy(&crtc->mode, adjusted_mode, sizeof(*adjusted_mode)); + ret = exynos_check_plane(crtc->primary, fb); + if (ret < 0) + return ret; + crtc_w = fb->width - x; crtc_h = fb->height - y; + exynos_plane_mode_set(crtc->primary, crtc, fb, 0, 0, + crtc_w, crtc_h, x, y, crtc_w, crtc_h); - if (manager->ops->mode_set) - manager->ops->mode_set(manager, &crtc->mode); - - return exynos_plane_mode_set(crtc->primary, crtc, fb, 0, 0, - crtc_w, crtc_h, x, y, crtc_w, crtc_h); + return 0; } -static int exynos_drm_crtc_mode_set_commit(struct drm_crtc *crtc, int x, int y, +static int exynos_drm_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y, struct drm_framebuffer *old_fb) { struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc); struct drm_framebuffer *fb = crtc->primary->fb; unsigned int crtc_w; unsigned int crtc_h; - int ret; /* when framebuffer changing is requested, crtc's dpms should be on */ if (exynos_crtc->dpms > DRM_MODE_DPMS_ON) { @@ -162,20 +127,8 @@ static int exynos_drm_crtc_mode_set_commit(struct drm_crtc *crtc, int x, int y, crtc_w = fb->width - x; crtc_h = fb->height - y; - ret = exynos_plane_mode_set(crtc->primary, crtc, fb, 0, 0, - crtc_w, crtc_h, x, y, crtc_w, crtc_h); - if (ret) - return ret; - - exynos_drm_crtc_commit(crtc); - - return 0; -} - -static int exynos_drm_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y, - struct drm_framebuffer *old_fb) -{ - return exynos_drm_crtc_mode_set_commit(crtc, x, y, old_fb); + return exynos_update_plane(crtc->primary, crtc, fb, 0, 0, + crtc_w, crtc_h, x, y, crtc_w, crtc_h); } static void exynos_drm_crtc_disable(struct drm_crtc *crtc) @@ -214,6 +167,7 @@ static int exynos_drm_crtc_page_flip(struct drm_crtc *crtc, struct exynos_drm_private *dev_priv = dev->dev_private; struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc); struct drm_framebuffer *old_fb = crtc->primary->fb; + unsigned int crtc_w, crtc_h; int ret = -EINVAL; /* when the page flip is requested, crtc's dpms should be on */ @@ -245,8 +199,11 @@ static int exynos_drm_crtc_page_flip(struct drm_crtc *crtc, spin_unlock_irq(&dev->event_lock); crtc->primary->fb = fb; - ret = exynos_drm_crtc_mode_set_commit(crtc, crtc->x, crtc->y, - NULL); + crtc_w = fb->width - crtc->x; + crtc_h = fb->height - crtc->y; + ret = exynos_update_plane(crtc->primary, crtc, fb, 0, 0, + crtc_w, crtc_h, crtc->x, crtc->y, + crtc_w, crtc_h); if (ret) { crtc->primary->fb = old_fb; @@ -275,116 +232,61 @@ static void exynos_drm_crtc_destroy(struct drm_crtc *crtc) kfree(exynos_crtc); } -static int exynos_drm_crtc_set_property(struct drm_crtc *crtc, - struct drm_property *property, - uint64_t val) -{ - struct drm_device *dev = crtc->dev; - struct exynos_drm_private *dev_priv = dev->dev_private; - struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc); - - if (property == dev_priv->crtc_mode_property) { - enum exynos_crtc_mode mode = val; - - if (mode == exynos_crtc->mode) - return 0; - - exynos_crtc->mode = mode; - - switch (mode) { - case CRTC_MODE_NORMAL: - exynos_drm_crtc_commit(crtc); - break; - case CRTC_MODE_BLANK: - exynos_plane_dpms(crtc->primary, DRM_MODE_DPMS_OFF); - break; - default: - break; - } - - return 0; - } - - return -EINVAL; -} - static struct drm_crtc_funcs exynos_crtc_funcs = { .set_config = drm_crtc_helper_set_config, .page_flip = exynos_drm_crtc_page_flip, .destroy = exynos_drm_crtc_destroy, - .set_property = exynos_drm_crtc_set_property, -}; - -static const struct drm_prop_enum_list mode_names[] = { - { CRTC_MODE_NORMAL, "normal" }, - { CRTC_MODE_BLANK, "blank" }, }; -static void exynos_drm_crtc_attach_mode_property(struct drm_crtc *crtc) -{ - struct drm_device *dev = crtc->dev; - struct exynos_drm_private *dev_priv = dev->dev_private; - struct drm_property *prop; - - prop = dev_priv->crtc_mode_property; - if (!prop) { - prop = drm_property_create_enum(dev, 0, "mode", mode_names, - ARRAY_SIZE(mode_names)); - if (!prop) - return; - - dev_priv->crtc_mode_property = prop; - } - - drm_object_attach_property(&crtc->base, prop, 0); -} - -int exynos_drm_crtc_create(struct exynos_drm_manager *manager) +struct exynos_drm_crtc *exynos_drm_crtc_create(struct drm_device *drm_dev, + int pipe, + enum exynos_drm_output_type type, + struct exynos_drm_crtc_ops *ops, + void *ctx) { struct exynos_drm_crtc *exynos_crtc; struct drm_plane *plane; - struct exynos_drm_private *private = manager->drm_dev->dev_private; + struct exynos_drm_private *private = drm_dev->dev_private; struct drm_crtc *crtc; int ret; exynos_crtc = kzalloc(sizeof(*exynos_crtc), GFP_KERNEL); if (!exynos_crtc) - return -ENOMEM; + return ERR_PTR(-ENOMEM); init_waitqueue_head(&exynos_crtc->pending_flip_queue); atomic_set(&exynos_crtc->pending_flip, 0); exynos_crtc->dpms = DRM_MODE_DPMS_OFF; - exynos_crtc->manager = manager; - exynos_crtc->pipe = manager->pipe; - plane = exynos_plane_init(manager->drm_dev, 1 << manager->pipe, + exynos_crtc->pipe = pipe; + exynos_crtc->type = type; + exynos_crtc->ops = ops; + exynos_crtc->ctx = ctx; + plane = exynos_plane_init(drm_dev, 1 << pipe, DRM_PLANE_TYPE_PRIMARY); if (IS_ERR(plane)) { ret = PTR_ERR(plane); goto err_plane; } - manager->crtc = &exynos_crtc->drm_crtc; - crtc = &exynos_crtc->drm_crtc; + crtc = &exynos_crtc->base; - private->crtc[manager->pipe] = crtc; + private->crtc[pipe] = crtc; - ret = drm_crtc_init_with_planes(manager->drm_dev, crtc, plane, NULL, + ret = drm_crtc_init_with_planes(drm_dev, crtc, plane, NULL, &exynos_crtc_funcs); if (ret < 0) goto err_crtc; drm_crtc_helper_add(crtc, &exynos_crtc_helper_funcs); - exynos_drm_crtc_attach_mode_property(crtc); - - return 0; + return exynos_crtc; err_crtc: plane->funcs->destroy(plane); err_plane: kfree(exynos_crtc); - return ret; + return ERR_PTR(ret); } int exynos_drm_crtc_enable_vblank(struct drm_device *dev, int pipe) @@ -392,13 +294,12 @@ int exynos_drm_crtc_enable_vblank(struct drm_device *dev, int pipe) struct exynos_drm_private *private = dev->dev_private; struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(private->crtc[pipe]); - struct exynos_drm_manager *manager = exynos_crtc->manager; if (exynos_crtc->dpms != DRM_MODE_DPMS_ON) return -EPERM; - if (manager->ops->enable_vblank) - manager->ops->enable_vblank(manager); + if (exynos_crtc->ops->enable_vblank) + exynos_crtc->ops->enable_vblank(exynos_crtc); return 0; } @@ -408,13 +309,12 @@ void exynos_drm_crtc_disable_vblank(struct drm_device *dev, int pipe) struct exynos_drm_private *private = dev->dev_private; struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(private->crtc[pipe]); - struct exynos_drm_manager *manager = exynos_crtc->manager; if (exynos_crtc->dpms != DRM_MODE_DPMS_ON) return; - if (manager->ops->disable_vblank) - manager->ops->disable_vblank(manager); + if (exynos_crtc->ops->disable_vblank) + exynos_crtc->ops->disable_vblank(exynos_crtc); } void exynos_drm_crtc_finish_pageflip(struct drm_device *dev, int pipe) @@ -443,42 +343,9 @@ void exynos_drm_crtc_finish_pageflip(struct drm_device *dev, int pipe) spin_unlock_irqrestore(&dev->event_lock, flags); } -void exynos_drm_crtc_plane_mode_set(struct drm_crtc *crtc, - struct exynos_drm_overlay *overlay) -{ - struct exynos_drm_manager *manager = to_exynos_crtc(crtc)->manager; - - if (manager->ops->win_mode_set) - manager->ops->win_mode_set(manager, overlay); -} - -void exynos_drm_crtc_plane_commit(struct drm_crtc *crtc, int zpos) -{ - struct exynos_drm_manager *manager = to_exynos_crtc(crtc)->manager; - - if (manager->ops->win_commit) - manager->ops->win_commit(manager, zpos); -} - -void exynos_drm_crtc_plane_enable(struct drm_crtc *crtc, int zpos) -{ - struct exynos_drm_manager *manager = to_exynos_crtc(crtc)->manager; - - if (manager->ops->win_enable) - manager->ops->win_enable(manager, zpos); -} - -void exynos_drm_crtc_plane_disable(struct drm_crtc *crtc, int zpos) -{ - struct exynos_drm_manager *manager = to_exynos_crtc(crtc)->manager; - - if (manager->ops->win_disable) - manager->ops->win_disable(manager, zpos); -} - void exynos_drm_crtc_complete_scanout(struct drm_framebuffer *fb) { - struct exynos_drm_manager *manager; + struct exynos_drm_crtc *exynos_crtc; struct drm_device *dev = fb->dev; struct drm_crtc *crtc; @@ -487,15 +354,15 @@ void exynos_drm_crtc_complete_scanout(struct drm_framebuffer *fb) * for all encoders. */ list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { - manager = to_exynos_crtc(crtc)->manager; + exynos_crtc = to_exynos_crtc(crtc); /* * wait for vblank interrupt * - this makes sure that overlay data are updated to * real hardware. */ - if (manager->ops->wait_for_vblank) - manager->ops->wait_for_vblank(manager); + if (exynos_crtc->ops->wait_for_vblank) + exynos_crtc->ops->wait_for_vblank(exynos_crtc); } } @@ -508,8 +375,8 @@ int exynos_drm_crtc_get_pipe_from_type(struct drm_device *drm_dev, struct exynos_drm_crtc *exynos_crtc; exynos_crtc = to_exynos_crtc(crtc); - if (exynos_crtc->manager->type == out_type) - return exynos_crtc->manager->pipe; + if (exynos_crtc->type == out_type) + return exynos_crtc->pipe; } return -EPERM; @@ -517,8 +384,8 @@ int exynos_drm_crtc_get_pipe_from_type(struct drm_device *drm_dev, void exynos_drm_crtc_te_handler(struct drm_crtc *crtc) { - struct exynos_drm_manager *manager = to_exynos_crtc(crtc)->manager; + struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc); - if (manager->ops->te_handler) - manager->ops->te_handler(manager); + if (exynos_crtc->ops->te_handler) + exynos_crtc->ops->te_handler(exynos_crtc); } diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.h b/drivers/gpu/drm/exynos/exynos_drm_crtc.h index e353d353836f..6258b800aab8 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.h +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.h @@ -17,14 +17,18 @@ #include "exynos_drm_drv.h" -int exynos_drm_crtc_create(struct exynos_drm_manager *manager); +struct exynos_drm_crtc *exynos_drm_crtc_create(struct drm_device *drm_dev, + int pipe, + enum exynos_drm_output_type type, + struct exynos_drm_crtc_ops *ops, + void *context); int exynos_drm_crtc_enable_vblank(struct drm_device *dev, int pipe); void exynos_drm_crtc_disable_vblank(struct drm_device *dev, int pipe); void exynos_drm_crtc_finish_pageflip(struct drm_device *dev, int pipe); void exynos_drm_crtc_complete_scanout(struct drm_framebuffer *fb); void exynos_drm_crtc_plane_mode_set(struct drm_crtc *crtc, - struct exynos_drm_overlay *overlay); + struct exynos_drm_plane *plane); void exynos_drm_crtc_plane_commit(struct drm_crtc *crtc, int zpos); void exynos_drm_crtc_plane_enable(struct drm_crtc *crtc, int zpos); void exynos_drm_crtc_plane_disable(struct drm_crtc *crtc, int zpos); diff --git a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c index 60192ed544f0..3833bf8ca025 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c @@ -279,7 +279,3 @@ err_buf_detach: return ERR_PTR(ret); } - -MODULE_AUTHOR("Inki Dae <inki.dae@samsung.com>"); -MODULE_DESCRIPTION("Samsung SoC DRM DMABUF Module"); -MODULE_LICENSE("GPL"); diff --git a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.h b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.h index 49acfafb4fdb..886de9ff484d 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.h +++ b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.h @@ -12,14 +12,9 @@ #ifndef _EXYNOS_DRM_DMABUF_H_ #define _EXYNOS_DRM_DMABUF_H_ -#ifdef CONFIG_DRM_EXYNOS_DMABUF struct dma_buf *exynos_dmabuf_prime_export(struct drm_device *drm_dev, struct drm_gem_object *obj, int flags); struct drm_gem_object *exynos_dmabuf_prime_import(struct drm_device *drm_dev, struct dma_buf *dma_buf); -#else -#define exynos_dmabuf_prime_export NULL -#define exynos_dmabuf_prime_import NULL -#endif #endif diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index 1bcbe07cecfc..90168d7cf66a 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -556,6 +556,9 @@ static struct platform_driver *const exynos_drm_kms_drivers[] = { #ifdef CONFIG_DRM_EXYNOS_FIMD &fimd_driver, #endif +#ifdef CONFIG_DRM_EXYNOS7_DECON + &decon_driver, +#endif #ifdef CONFIG_DRM_EXYNOS_DP &dp_driver, #endif @@ -612,6 +615,7 @@ static const char * const strings[] = { "samsung,exynos3", "samsung,exynos4", "samsung,exynos5", + "samsung,exynos7", }; static struct platform_driver exynos_drm_platform_driver = { diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h index 2e5063488c50..9afd390d4674 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.h +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h @@ -23,6 +23,9 @@ #define MAX_FB_BUFFER 4 #define DEFAULT_ZPOS -1 +#define to_exynos_crtc(x) container_of(x, struct exynos_drm_crtc, base) +#define to_exynos_plane(x) container_of(x, struct exynos_drm_plane, base) + /* This enumerates device type. */ enum exynos_drm_device_type { EXYNOS_DEVICE_TYPE_NONE, @@ -44,6 +47,7 @@ enum exynos_drm_output_type { /* * Exynos drm common overlay structure. * + * @base: plane object * @fb_x: offset x on a framebuffer to be displayed. * - the unit is screen coordinates. * @fb_y: offset y on a framebuffer to be displayed. @@ -73,11 +77,14 @@ enum exynos_drm_output_type { * @local_path: in case of lcd type, local path mode on or off. * @transparency: transparency on or off. * @activated: activated or not. + * @enabled: enabled or not. * * this structure is common to exynos SoC and its contents would be copied * to hardware specific overlay info. */ -struct exynos_drm_overlay { + +struct exynos_drm_plane { + struct drm_plane base; unsigned int fb_x; unsigned int fb_y; unsigned int fb_width; @@ -104,6 +111,7 @@ struct exynos_drm_overlay { bool local_path:1; bool transparency:1; bool activated:1; + bool enabled:1; }; /* @@ -155,11 +163,10 @@ struct exynos_drm_display { }; /* - * Exynos drm manager ops + * Exynos drm crtc ops * * @dpms: control device power. * @mode_fixup: fix mode data before applying it - * @mode_set: set the given mode to the manager * @commit: set current hw specific display mode to hw. * @enable_vblank: specific driver callback for enabling vblank interrupt. * @disable_vblank: specific driver callback for disabling vblank interrupt. @@ -172,44 +179,49 @@ struct exynos_drm_display { * @te_handler: trigger to transfer video image at the tearing effect * synchronization signal if there is a page flip request. */ -struct exynos_drm_manager; -struct exynos_drm_manager_ops { - void (*dpms)(struct exynos_drm_manager *mgr, int mode); - bool (*mode_fixup)(struct exynos_drm_manager *mgr, +struct exynos_drm_crtc; +struct exynos_drm_crtc_ops { + void (*dpms)(struct exynos_drm_crtc *crtc, int mode); + bool (*mode_fixup)(struct exynos_drm_crtc *crtc, const struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode); - void (*mode_set)(struct exynos_drm_manager *mgr, - const struct drm_display_mode *mode); - void (*commit)(struct exynos_drm_manager *mgr); - int (*enable_vblank)(struct exynos_drm_manager *mgr); - void (*disable_vblank)(struct exynos_drm_manager *mgr); - void (*wait_for_vblank)(struct exynos_drm_manager *mgr); - void (*win_mode_set)(struct exynos_drm_manager *mgr, - struct exynos_drm_overlay *overlay); - void (*win_commit)(struct exynos_drm_manager *mgr, int zpos); - void (*win_enable)(struct exynos_drm_manager *mgr, int zpos); - void (*win_disable)(struct exynos_drm_manager *mgr, int zpos); - void (*te_handler)(struct exynos_drm_manager *mgr); + void (*commit)(struct exynos_drm_crtc *crtc); + int (*enable_vblank)(struct exynos_drm_crtc *crtc); + void (*disable_vblank)(struct exynos_drm_crtc *crtc); + void (*wait_for_vblank)(struct exynos_drm_crtc *crtc); + void (*win_mode_set)(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane); + void (*win_commit)(struct exynos_drm_crtc *crtc, int zpos); + void (*win_enable)(struct exynos_drm_crtc *crtc, int zpos); + void (*win_disable)(struct exynos_drm_crtc *crtc, int zpos); + void (*te_handler)(struct exynos_drm_crtc *crtc); }; /* - * Exynos drm common manager structure, maps 1:1 with a crtc + * Exynos specific crtc structure. * - * @list: the list entry for this manager + * @base: crtc object. * @type: one of EXYNOS_DISPLAY_TYPE_LCD and HDMI. - * @drm_dev: pointer to the drm device - * @crtc: crtc object. - * @pipe: the pipe number for this crtc/manager + * @pipe: a crtc index created at load() with a new crtc object creation + * and the crtc object would be set to private->crtc array + * to get a crtc object corresponding to this pipe from private->crtc + * array when irq interrupt occurred. the reason of using this pipe is that + * drm framework doesn't support multiple irq yet. + * we can refer to the crtc to current hardware interrupt occurred through + * this pipe value. + * @dpms: store the crtc dpms value * @ops: pointer to callbacks for exynos drm specific functionality - * @ctx: A pointer to the manager's implementation specific context + * @ctx: A pointer to the crtc's implementation specific context */ -struct exynos_drm_manager { - struct list_head list; - enum exynos_drm_output_type type; - struct drm_device *drm_dev; - struct drm_crtc *crtc; - int pipe; - struct exynos_drm_manager_ops *ops; +struct exynos_drm_crtc { + struct drm_crtc base; + enum exynos_drm_output_type type; + unsigned int pipe; + unsigned int dpms; + wait_queue_head_t pending_flip_queue; + atomic_t pending_flip; + struct exynos_drm_crtc_ops *ops; + void *ctx; }; struct exynos_drm_g2d_private { @@ -246,7 +258,6 @@ struct exynos_drm_private { */ struct drm_crtc *crtc[MAX_CRTC]; struct drm_property *plane_zpos_property; - struct drm_property *crtc_mode_property; unsigned long da_start; unsigned long da_space_size; @@ -333,6 +344,7 @@ void exynos_drm_component_del(struct device *dev, enum exynos_drm_device_type dev_type); extern struct platform_driver fimd_driver; +extern struct platform_driver decon_driver; extern struct platform_driver dp_driver; extern struct platform_driver dsi_driver; extern struct platform_driver mixer_driver; diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.c b/drivers/gpu/drm/exynos/exynos_drm_encoder.c index 7e282e3d6038..57de0bdc5a3b 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_encoder.c +++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.c @@ -102,7 +102,7 @@ static void exynos_drm_encoder_disable(struct drm_encoder *encoder) /* all planes connected to this encoder should be also disabled. */ drm_for_each_legacy_plane(plane, &dev->mode_config.plane_list) { - if (plane->crtc == encoder->crtc) + if (plane->crtc && (plane->crtc == encoder->crtc)) plane->funcs->disable_plane(plane); } } diff --git a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c index e12ea90c6237..84f8dfe1c5ec 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c @@ -79,9 +79,9 @@ static int exynos_drm_fbdev_update(struct drm_fb_helper *helper, struct drm_framebuffer *fb) { struct fb_info *fbi = helper->fbdev; - struct drm_device *dev = helper->dev; struct exynos_drm_gem_buf *buffer; unsigned int size = fb->width * fb->height * (fb->bits_per_pixel >> 3); + unsigned int nr_pages; unsigned long offset; drm_fb_helper_fill_fix(fbi, fb->pitches[0], fb->depth); @@ -94,25 +94,14 @@ static int exynos_drm_fbdev_update(struct drm_fb_helper *helper, return -EFAULT; } - /* map pages with kernel virtual space. */ + nr_pages = buffer->size >> PAGE_SHIFT; + + buffer->kvaddr = (void __iomem *) vmap(buffer->pages, + nr_pages, VM_MAP, + pgprot_writecombine(PAGE_KERNEL)); if (!buffer->kvaddr) { - if (is_drm_iommu_supported(dev)) { - unsigned int nr_pages = buffer->size >> PAGE_SHIFT; - - buffer->kvaddr = (void __iomem *) vmap(buffer->pages, - nr_pages, VM_MAP, - pgprot_writecombine(PAGE_KERNEL)); - } else { - phys_addr_t dma_addr = buffer->dma_addr; - if (dma_addr) - buffer->kvaddr = (void __iomem *)phys_to_virt(dma_addr); - else - buffer->kvaddr = (void __iomem *)NULL; - } - if (!buffer->kvaddr) { - DRM_ERROR("failed to map pages to kernel space.\n"); - return -EIO; - } + DRM_ERROR("failed to map pages to kernel space.\n"); + return -EIO; } /* buffer count to framebuffer always is 1 at booting time. */ @@ -313,7 +302,7 @@ static void exynos_drm_fbdev_destroy(struct drm_device *dev, struct exynos_drm_gem_obj *exynos_gem_obj = exynos_fbd->exynos_gem_obj; struct drm_framebuffer *fb; - if (is_drm_iommu_supported(dev) && exynos_gem_obj->buffer->kvaddr) + if (exynos_gem_obj->buffer->kvaddr) vunmap(exynos_gem_obj->buffer->kvaddr); /* release drm framebuffer and real buffer */ diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimc.c b/drivers/gpu/drm/exynos/exynos_drm_fimc.c index 835b6af00970..842d6b8dc3c4 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimc.c @@ -461,7 +461,6 @@ static int fimc_src_set_fmt_order(struct fimc_context *ctx, u32 fmt) cfg |= EXYNOS_MSCTRL_C_INT_IN_3PLANE; break; case DRM_FORMAT_NV12: - case DRM_FORMAT_NV12MT: case DRM_FORMAT_NV16: cfg |= (EXYNOS_MSCTRL_ORDER2P_LSB_CBCR | EXYNOS_MSCTRL_C_INT_IN_2PLANE); @@ -511,7 +510,6 @@ static int fimc_src_set_fmt(struct device *dev, u32 fmt) case DRM_FORMAT_YVU420: case DRM_FORMAT_NV12: case DRM_FORMAT_NV21: - case DRM_FORMAT_NV12MT: cfg |= EXYNOS_MSCTRL_INFORMAT_YCBCR420; break; default: @@ -524,10 +522,7 @@ static int fimc_src_set_fmt(struct device *dev, u32 fmt) cfg = fimc_read(ctx, EXYNOS_CIDMAPARAM); cfg &= ~EXYNOS_CIDMAPARAM_R_MODE_MASK; - if (fmt == DRM_FORMAT_NV12MT) - cfg |= EXYNOS_CIDMAPARAM_R_MODE_64X32; - else - cfg |= EXYNOS_CIDMAPARAM_R_MODE_LINEAR; + cfg |= EXYNOS_CIDMAPARAM_R_MODE_LINEAR; fimc_write(ctx, cfg, EXYNOS_CIDMAPARAM); @@ -812,7 +807,6 @@ static int fimc_dst_set_fmt_order(struct fimc_context *ctx, u32 fmt) cfg |= EXYNOS_CIOCTRL_YCBCR_3PLANE; break; case DRM_FORMAT_NV12: - case DRM_FORMAT_NV12MT: case DRM_FORMAT_NV16: cfg |= EXYNOS_CIOCTRL_ORDER2P_LSB_CBCR; cfg |= EXYNOS_CIOCTRL_YCBCR_2PLANE; @@ -867,7 +861,6 @@ static int fimc_dst_set_fmt(struct device *dev, u32 fmt) case DRM_FORMAT_YUV420: case DRM_FORMAT_YVU420: case DRM_FORMAT_NV12: - case DRM_FORMAT_NV12MT: case DRM_FORMAT_NV21: cfg |= EXYNOS_CITRGFMT_OUTFORMAT_YCBCR420; break; @@ -883,10 +876,7 @@ static int fimc_dst_set_fmt(struct device *dev, u32 fmt) cfg = fimc_read(ctx, EXYNOS_CIDMAPARAM); cfg &= ~EXYNOS_CIDMAPARAM_W_MODE_MASK; - if (fmt == DRM_FORMAT_NV12MT) - cfg |= EXYNOS_CIDMAPARAM_W_MODE_64X32; - else - cfg |= EXYNOS_CIDMAPARAM_W_MODE_LINEAR; + cfg |= EXYNOS_CIDMAPARAM_W_MODE_LINEAR; fimc_write(ctx, cfg, EXYNOS_CIDMAPARAM); diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index e5810d13bf9c..925fc69af1a0 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -157,14 +157,13 @@ struct fimd_win_data { }; struct fimd_context { - struct exynos_drm_manager manager; struct device *dev; struct drm_device *drm_dev; + struct exynos_drm_crtc *crtc; struct clk *bus_clk; struct clk *lcd_clk; void __iomem *regs; struct regmap *sysreg; - struct drm_display_mode mode; struct fimd_win_data win_data[WINDOWS_NR]; unsigned int default_win; unsigned long irq_flags; @@ -185,11 +184,6 @@ struct fimd_context { struct exynos_drm_display *display; }; -static inline struct fimd_context *mgr_to_fimd(struct exynos_drm_manager *mgr) -{ - return container_of(mgr, struct fimd_context, manager); -} - static const struct of_device_id fimd_driver_dt_match[] = { { .compatible = "samsung,s3c6400-fimd", .data = &s3c64xx_fimd_driver_data }, @@ -214,9 +208,9 @@ static inline struct fimd_driver_data *drm_fimd_get_driver_data( return (struct fimd_driver_data *)of_id->data; } -static void fimd_wait_for_vblank(struct exynos_drm_manager *mgr) +static void fimd_wait_for_vblank(struct exynos_drm_crtc *crtc) { - struct fimd_context *ctx = mgr_to_fimd(mgr); + struct fimd_context *ctx = crtc->ctx; if (ctx->suspended) return; @@ -259,9 +253,8 @@ static void fimd_enable_shadow_channel_path(struct fimd_context *ctx, int win, writel(val, ctx->regs + SHADOWCON); } -static void fimd_clear_channel(struct exynos_drm_manager *mgr) +static void fimd_clear_channel(struct fimd_context *ctx) { - struct fimd_context *ctx = mgr_to_fimd(mgr); int win, ch_enabled = 0; DRM_DEBUG_KMS("%s\n", __FILE__); @@ -286,38 +279,42 @@ static void fimd_clear_channel(struct exynos_drm_manager *mgr) unsigned int state = ctx->suspended; ctx->suspended = 0; - fimd_wait_for_vblank(mgr); + fimd_wait_for_vblank(ctx->crtc); ctx->suspended = state; } } -static int fimd_mgr_initialize(struct exynos_drm_manager *mgr, +static int fimd_ctx_initialize(struct fimd_context *ctx, struct drm_device *drm_dev) { - struct fimd_context *ctx = mgr_to_fimd(mgr); struct exynos_drm_private *priv; priv = drm_dev->dev_private; - mgr->drm_dev = ctx->drm_dev = drm_dev; - mgr->pipe = ctx->pipe = priv->pipe++; + ctx->drm_dev = drm_dev; + ctx->pipe = priv->pipe++; /* attach this sub driver to iommu mapping if supported. */ if (is_drm_iommu_supported(ctx->drm_dev)) { + int ret; + /* * If any channel is already active, iommu will throw * a PAGE FAULT when enabled. So clear any channel if enabled. */ - fimd_clear_channel(mgr); - drm_iommu_attach_device(ctx->drm_dev, ctx->dev); + fimd_clear_channel(ctx); + ret = drm_iommu_attach_device(ctx->drm_dev, ctx->dev); + if (ret) { + DRM_ERROR("drm_iommu_attach failed.\n"); + return ret; + } + } return 0; } -static void fimd_mgr_remove(struct exynos_drm_manager *mgr) +static void fimd_ctx_remove(struct fimd_context *ctx) { - struct fimd_context *ctx = mgr_to_fimd(mgr); - /* detach this sub driver from iommu mapping if supported. */ if (is_drm_iommu_supported(ctx->drm_dev)) drm_iommu_detach_device(ctx->drm_dev, ctx->dev); @@ -343,7 +340,7 @@ static u32 fimd_calc_clkdiv(struct fimd_context *ctx, return (clkdiv < 0x100) ? clkdiv : 0xff; } -static bool fimd_mode_fixup(struct exynos_drm_manager *mgr, +static bool fimd_mode_fixup(struct exynos_drm_crtc *crtc, const struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) { @@ -353,18 +350,10 @@ static bool fimd_mode_fixup(struct exynos_drm_manager *mgr, return true; } -static void fimd_mode_set(struct exynos_drm_manager *mgr, - const struct drm_display_mode *in_mode) -{ - struct fimd_context *ctx = mgr_to_fimd(mgr); - - drm_mode_copy(&ctx->mode, in_mode); -} - -static void fimd_commit(struct exynos_drm_manager *mgr) +static void fimd_commit(struct exynos_drm_crtc *crtc) { - struct fimd_context *ctx = mgr_to_fimd(mgr); - struct drm_display_mode *mode = &ctx->mode; + struct fimd_context *ctx = crtc->ctx; + struct drm_display_mode *mode = &crtc->base.mode; struct fimd_driver_data *driver_data = ctx->driver_data; void *timing_base = ctx->regs + driver_data->timing_base; u32 val, clkdiv; @@ -461,9 +450,9 @@ static void fimd_commit(struct exynos_drm_manager *mgr) writel(val, ctx->regs + VIDCON0); } -static int fimd_enable_vblank(struct exynos_drm_manager *mgr) +static int fimd_enable_vblank(struct exynos_drm_crtc *crtc) { - struct fimd_context *ctx = mgr_to_fimd(mgr); + struct fimd_context *ctx = crtc->ctx; u32 val; if (ctx->suspended) @@ -493,9 +482,9 @@ static int fimd_enable_vblank(struct exynos_drm_manager *mgr) return 0; } -static void fimd_disable_vblank(struct exynos_drm_manager *mgr) +static void fimd_disable_vblank(struct exynos_drm_crtc *crtc) { - struct fimd_context *ctx = mgr_to_fimd(mgr); + struct fimd_context *ctx = crtc->ctx; u32 val; if (ctx->suspended) @@ -517,45 +506,45 @@ static void fimd_disable_vblank(struct exynos_drm_manager *mgr) } } -static void fimd_win_mode_set(struct exynos_drm_manager *mgr, - struct exynos_drm_overlay *overlay) +static void fimd_win_mode_set(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane) { - struct fimd_context *ctx = mgr_to_fimd(mgr); + struct fimd_context *ctx = crtc->ctx; struct fimd_win_data *win_data; int win; unsigned long offset; - if (!overlay) { - DRM_ERROR("overlay is NULL\n"); + if (!plane) { + DRM_ERROR("plane is NULL\n"); return; } - win = overlay->zpos; + win = plane->zpos; if (win == DEFAULT_ZPOS) win = ctx->default_win; if (win < 0 || win >= WINDOWS_NR) return; - offset = overlay->fb_x * (overlay->bpp >> 3); - offset += overlay->fb_y * overlay->pitch; + offset = plane->fb_x * (plane->bpp >> 3); + offset += plane->fb_y * plane->pitch; - DRM_DEBUG_KMS("offset = 0x%lx, pitch = %x\n", offset, overlay->pitch); + DRM_DEBUG_KMS("offset = 0x%lx, pitch = %x\n", offset, plane->pitch); win_data = &ctx->win_data[win]; - win_data->offset_x = overlay->crtc_x; - win_data->offset_y = overlay->crtc_y; - win_data->ovl_width = overlay->crtc_width; - win_data->ovl_height = overlay->crtc_height; - win_data->fb_width = overlay->fb_width; - win_data->fb_height = overlay->fb_height; - win_data->dma_addr = overlay->dma_addr[0] + offset; - win_data->bpp = overlay->bpp; - win_data->pixel_format = overlay->pixel_format; - win_data->buf_offsize = (overlay->fb_width - overlay->crtc_width) * - (overlay->bpp >> 3); - win_data->line_size = overlay->crtc_width * (overlay->bpp >> 3); + win_data->offset_x = plane->crtc_x; + win_data->offset_y = plane->crtc_y; + win_data->ovl_width = plane->crtc_width; + win_data->ovl_height = plane->crtc_height; + win_data->fb_width = plane->fb_width; + win_data->fb_height = plane->fb_height; + win_data->dma_addr = plane->dma_addr[0] + offset; + win_data->bpp = plane->bpp; + win_data->pixel_format = plane->pixel_format; + win_data->buf_offsize = (plane->fb_width - plane->crtc_width) * + (plane->bpp >> 3); + win_data->line_size = plane->crtc_width * (plane->bpp >> 3); DRM_DEBUG_KMS("offset_x = %d, offset_y = %d\n", win_data->offset_x, win_data->offset_y); @@ -563,7 +552,7 @@ static void fimd_win_mode_set(struct exynos_drm_manager *mgr, win_data->ovl_width, win_data->ovl_height); DRM_DEBUG_KMS("paddr = 0x%lx\n", (unsigned long)win_data->dma_addr); DRM_DEBUG_KMS("fb_width = %d, crtc_width = %d\n", - overlay->fb_width, overlay->crtc_width); + plane->fb_width, plane->crtc_width); } static void fimd_win_set_pixfmt(struct fimd_context *ctx, unsigned int win) @@ -623,8 +612,8 @@ static void fimd_win_set_pixfmt(struct fimd_context *ctx, unsigned int win) /* * In case of exynos, setting dma-burst to 16Word causes permanent * tearing for very small buffers, e.g. cursor buffer. Burst Mode - * switching which is based on overlay size is not recommended as - * overlay size varies alot towards the end of the screen and rapid + * switching which is based on plane size is not recommended as + * plane size varies alot towards the end of the screen and rapid * movement causes unstable DMA which results into iommu crash/tear. */ @@ -676,9 +665,9 @@ static void fimd_shadow_protect_win(struct fimd_context *ctx, writel(val, ctx->regs + reg); } -static void fimd_win_commit(struct exynos_drm_manager *mgr, int zpos) +static void fimd_win_commit(struct exynos_drm_crtc *crtc, int zpos) { - struct fimd_context *ctx = mgr_to_fimd(mgr); + struct fimd_context *ctx = crtc->ctx; struct fimd_win_data *win_data; int win = zpos; unsigned long val, alpha, size; @@ -799,9 +788,9 @@ static void fimd_win_commit(struct exynos_drm_manager *mgr, int zpos) atomic_set(&ctx->win_updated, 1); } -static void fimd_win_disable(struct exynos_drm_manager *mgr, int zpos) +static void fimd_win_disable(struct exynos_drm_crtc *crtc, int zpos) { - struct fimd_context *ctx = mgr_to_fimd(mgr); + struct fimd_context *ctx = crtc->ctx; struct fimd_win_data *win_data; int win = zpos; @@ -833,9 +822,8 @@ static void fimd_win_disable(struct exynos_drm_manager *mgr, int zpos) win_data->enabled = false; } -static void fimd_window_suspend(struct exynos_drm_manager *mgr) +static void fimd_window_suspend(struct fimd_context *ctx) { - struct fimd_context *ctx = mgr_to_fimd(mgr); struct fimd_win_data *win_data; int i; @@ -843,13 +831,12 @@ static void fimd_window_suspend(struct exynos_drm_manager *mgr) win_data = &ctx->win_data[i]; win_data->resume = win_data->enabled; if (win_data->enabled) - fimd_win_disable(mgr, i); + fimd_win_disable(ctx->crtc, i); } } -static void fimd_window_resume(struct exynos_drm_manager *mgr) +static void fimd_window_resume(struct fimd_context *ctx) { - struct fimd_context *ctx = mgr_to_fimd(mgr); struct fimd_win_data *win_data; int i; @@ -860,26 +847,24 @@ static void fimd_window_resume(struct exynos_drm_manager *mgr) } } -static void fimd_apply(struct exynos_drm_manager *mgr) +static void fimd_apply(struct fimd_context *ctx) { - struct fimd_context *ctx = mgr_to_fimd(mgr); struct fimd_win_data *win_data; int i; for (i = 0; i < WINDOWS_NR; i++) { win_data = &ctx->win_data[i]; if (win_data->enabled) - fimd_win_commit(mgr, i); + fimd_win_commit(ctx->crtc, i); else - fimd_win_disable(mgr, i); + fimd_win_disable(ctx->crtc, i); } - fimd_commit(mgr); + fimd_commit(ctx->crtc); } -static int fimd_poweron(struct exynos_drm_manager *mgr) +static int fimd_poweron(struct fimd_context *ctx) { - struct fimd_context *ctx = mgr_to_fimd(mgr); int ret; if (!ctx->suspended) @@ -903,16 +888,16 @@ static int fimd_poweron(struct exynos_drm_manager *mgr) /* if vblank was enabled status, enable it again. */ if (test_and_clear_bit(0, &ctx->irq_flags)) { - ret = fimd_enable_vblank(mgr); + ret = fimd_enable_vblank(ctx->crtc); if (ret) { DRM_ERROR("Failed to re-enable vblank [%d]\n", ret); goto enable_vblank_err; } } - fimd_window_resume(mgr); + fimd_window_resume(ctx); - fimd_apply(mgr); + fimd_apply(ctx); return 0; @@ -925,10 +910,8 @@ bus_clk_err: return ret; } -static int fimd_poweroff(struct exynos_drm_manager *mgr) +static int fimd_poweroff(struct fimd_context *ctx) { - struct fimd_context *ctx = mgr_to_fimd(mgr); - if (ctx->suspended) return 0; @@ -937,7 +920,7 @@ static int fimd_poweroff(struct exynos_drm_manager *mgr) * suspend that connector. Otherwise we might try to scan from * a destroyed buffer later. */ - fimd_window_suspend(mgr); + fimd_window_suspend(ctx); clk_disable_unprepare(ctx->lcd_clk); clk_disable_unprepare(ctx->bus_clk); @@ -948,18 +931,18 @@ static int fimd_poweroff(struct exynos_drm_manager *mgr) return 0; } -static void fimd_dpms(struct exynos_drm_manager *mgr, int mode) +static void fimd_dpms(struct exynos_drm_crtc *crtc, int mode) { DRM_DEBUG_KMS("%s, %d\n", __FILE__, mode); switch (mode) { case DRM_MODE_DPMS_ON: - fimd_poweron(mgr); + fimd_poweron(crtc->ctx); break; case DRM_MODE_DPMS_STANDBY: case DRM_MODE_DPMS_SUSPEND: case DRM_MODE_DPMS_OFF: - fimd_poweroff(mgr); + fimd_poweroff(crtc->ctx); break; default: DRM_DEBUG_KMS("unspecified mode %d\n", mode); @@ -996,9 +979,9 @@ static void fimd_trigger(struct device *dev) atomic_set(&ctx->triggering, 0); } -static void fimd_te_handler(struct exynos_drm_manager *mgr) +static void fimd_te_handler(struct exynos_drm_crtc *crtc) { - struct fimd_context *ctx = mgr_to_fimd(mgr); + struct fimd_context *ctx = crtc->ctx; /* Checks the crtc is detached already from encoder */ if (ctx->pipe < 0 || !ctx->drm_dev) @@ -1021,10 +1004,9 @@ static void fimd_te_handler(struct exynos_drm_manager *mgr) drm_handle_vblank(ctx->drm_dev, ctx->pipe); } -static struct exynos_drm_manager_ops fimd_manager_ops = { +static struct exynos_drm_crtc_ops fimd_crtc_ops = { .dpms = fimd_dpms, .mode_fixup = fimd_mode_fixup, - .mode_set = fimd_mode_set, .commit = fimd_commit, .enable_vblank = fimd_enable_vblank, .disable_vblank = fimd_disable_vblank, @@ -1074,9 +1056,22 @@ static int fimd_bind(struct device *dev, struct device *master, void *data) { struct fimd_context *ctx = dev_get_drvdata(dev); struct drm_device *drm_dev = data; + int ret; + + ret = fimd_ctx_initialize(ctx, drm_dev); + if (ret) { + DRM_ERROR("fimd_ctx_initialize failed.\n"); + return ret; + } + + ctx->crtc = exynos_drm_crtc_create(drm_dev, ctx->pipe, + EXYNOS_DISPLAY_TYPE_LCD, + &fimd_crtc_ops, ctx); + if (IS_ERR(ctx->crtc)) { + fimd_ctx_remove(ctx); + return PTR_ERR(ctx->crtc); + } - fimd_mgr_initialize(&ctx->manager, drm_dev); - exynos_drm_crtc_create(&ctx->manager); if (ctx->display) exynos_drm_create_enc_conn(drm_dev, ctx->display); @@ -1089,12 +1084,12 @@ static void fimd_unbind(struct device *dev, struct device *master, { struct fimd_context *ctx = dev_get_drvdata(dev); - fimd_dpms(&ctx->manager, DRM_MODE_DPMS_OFF); + fimd_dpms(ctx->crtc, DRM_MODE_DPMS_OFF); if (ctx->display) exynos_dpi_remove(ctx->display); - fimd_mgr_remove(&ctx->manager); + fimd_ctx_remove(ctx); } static const struct component_ops fimd_component_ops = { @@ -1108,7 +1103,7 @@ static int fimd_probe(struct platform_device *pdev) struct fimd_context *ctx; struct device_node *i80_if_timings; struct resource *res; - int ret = -EINVAL; + int ret; if (!dev->of_node) return -ENODEV; @@ -1117,11 +1112,8 @@ static int fimd_probe(struct platform_device *pdev) if (!ctx) return -ENOMEM; - ctx->manager.type = EXYNOS_DISPLAY_TYPE_LCD; - ctx->manager.ops = &fimd_manager_ops; - ret = exynos_drm_component_add(dev, EXYNOS_DEVICE_TYPE_CRTC, - ctx->manager.type); + EXYNOS_DISPLAY_TYPE_LCD); if (ret) return ret; diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.h b/drivers/gpu/drm/exynos/exynos_drm_gem.h index ec58fe9c40df..308173cb4f0a 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gem.h +++ b/drivers/gpu/drm/exynos/exynos_drm_gem.h @@ -22,6 +22,7 @@ /* * exynos drm gem buffer structure. * + * @cookie: cookie returned by dma_alloc_attrs * @kvaddr: kernel virtual address to allocated memory region. * *userptr: user space address. * @dma_addr: bus address(accessed by dma) to allocated memory region. @@ -35,6 +36,7 @@ * VM_PFNMAP or not. */ struct exynos_drm_gem_buf { + void *cookie; void __iomem *kvaddr; unsigned long userptr; dma_addr_t dma_addr; diff --git a/drivers/gpu/drm/exynos/exynos_drm_gsc.c b/drivers/gpu/drm/exynos/exynos_drm_gsc.c index 0261468c8019..8040ed2a831f 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gsc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gsc.c @@ -542,9 +542,6 @@ static int gsc_src_set_fmt(struct device *dev, u32 fmt) cfg |= (GSC_IN_CHROMA_ORDER_CBCR | GSC_IN_YUV420_2P); break; - case DRM_FORMAT_NV12MT: - cfg |= (GSC_IN_TILE_C_16x8 | GSC_IN_TILE_MODE); - break; default: dev_err(ippdrv->dev, "inavlid target yuv order 0x%x.\n", fmt); return -EINVAL; @@ -809,9 +806,6 @@ static int gsc_dst_set_fmt(struct device *dev, u32 fmt) cfg |= (GSC_OUT_CHROMA_ORDER_CBCR | GSC_OUT_YUV420_2P); break; - case DRM_FORMAT_NV12MT: - cfg |= (GSC_OUT_TILE_C_16x8 | GSC_OUT_TILE_MODE); - break; default: dev_err(ippdrv->dev, "inavlid target yuv order 0x%x.\n", fmt); return -EINVAL; diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.c b/drivers/gpu/drm/exynos/exynos_drm_plane.c index c7045a663763..a5616872eee7 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_plane.c +++ b/drivers/gpu/drm/exynos/exynos_drm_plane.c @@ -12,25 +12,17 @@ #include <drm/drmP.h> #include <drm/exynos_drm.h> +#include <drm/drm_plane_helper.h> #include "exynos_drm_drv.h" #include "exynos_drm_crtc.h" #include "exynos_drm_fb.h" #include "exynos_drm_gem.h" #include "exynos_drm_plane.h" -#define to_exynos_plane(x) container_of(x, struct exynos_plane, base) - -struct exynos_plane { - struct drm_plane base; - struct exynos_drm_overlay overlay; - bool enabled; -}; - static const uint32_t formats[] = { DRM_FORMAT_XRGB8888, DRM_FORMAT_ARGB8888, DRM_FORMAT_NV12, - DRM_FORMAT_NV12MT, }; /* @@ -69,16 +61,9 @@ static int exynos_plane_get_size(int start, unsigned length, unsigned last) return size; } -int exynos_plane_mode_set(struct drm_plane *plane, struct drm_crtc *crtc, - struct drm_framebuffer *fb, int crtc_x, int crtc_y, - unsigned int crtc_w, unsigned int crtc_h, - uint32_t src_x, uint32_t src_y, - uint32_t src_w, uint32_t src_h) +int exynos_check_plane(struct drm_plane *plane, struct drm_framebuffer *fb) { - struct exynos_plane *exynos_plane = to_exynos_plane(plane); - struct exynos_drm_overlay *overlay = &exynos_plane->overlay; - unsigned int actual_w; - unsigned int actual_h; + struct exynos_drm_plane *exynos_plane = to_exynos_plane(plane); int nr; int i; @@ -91,12 +76,26 @@ int exynos_plane_mode_set(struct drm_plane *plane, struct drm_crtc *crtc, return -EFAULT; } - overlay->dma_addr[i] = buffer->dma_addr; + exynos_plane->dma_addr[i] = buffer->dma_addr; DRM_DEBUG_KMS("buffer: %d, dma_addr = 0x%lx\n", - i, (unsigned long)overlay->dma_addr[i]); + i, (unsigned long)exynos_plane->dma_addr[i]); } + return 0; +} + +void exynos_plane_mode_set(struct drm_plane *plane, struct drm_crtc *crtc, + struct drm_framebuffer *fb, int crtc_x, int crtc_y, + unsigned int crtc_w, unsigned int crtc_h, + uint32_t src_x, uint32_t src_y, + uint32_t src_w, uint32_t src_h) +{ + struct exynos_drm_plane *exynos_plane = to_exynos_plane(plane); + struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc); + unsigned int actual_w; + unsigned int actual_h; + actual_w = exynos_plane_get_size(crtc_x, crtc_w, crtc->mode.hdisplay); actual_h = exynos_plane_get_size(crtc_y, crtc_h, crtc->mode.vdisplay); @@ -113,98 +112,79 @@ int exynos_plane_mode_set(struct drm_plane *plane, struct drm_crtc *crtc, } /* set drm framebuffer data. */ - overlay->fb_x = src_x; - overlay->fb_y = src_y; - overlay->fb_width = fb->width; - overlay->fb_height = fb->height; - overlay->src_width = src_w; - overlay->src_height = src_h; - overlay->bpp = fb->bits_per_pixel; - overlay->pitch = fb->pitches[0]; - overlay->pixel_format = fb->pixel_format; - - /* set overlay range to be displayed. */ - overlay->crtc_x = crtc_x; - overlay->crtc_y = crtc_y; - overlay->crtc_width = actual_w; - overlay->crtc_height = actual_h; + exynos_plane->fb_x = src_x; + exynos_plane->fb_y = src_y; + exynos_plane->fb_width = fb->width; + exynos_plane->fb_height = fb->height; + exynos_plane->src_width = src_w; + exynos_plane->src_height = src_h; + exynos_plane->bpp = fb->bits_per_pixel; + exynos_plane->pitch = fb->pitches[0]; + exynos_plane->pixel_format = fb->pixel_format; + + /* set plane range to be displayed. */ + exynos_plane->crtc_x = crtc_x; + exynos_plane->crtc_y = crtc_y; + exynos_plane->crtc_width = actual_w; + exynos_plane->crtc_height = actual_h; /* set drm mode data. */ - overlay->mode_width = crtc->mode.hdisplay; - overlay->mode_height = crtc->mode.vdisplay; - overlay->refresh = crtc->mode.vrefresh; - overlay->scan_flag = crtc->mode.flags; + exynos_plane->mode_width = crtc->mode.hdisplay; + exynos_plane->mode_height = crtc->mode.vdisplay; + exynos_plane->refresh = crtc->mode.vrefresh; + exynos_plane->scan_flag = crtc->mode.flags; - DRM_DEBUG_KMS("overlay : offset_x/y(%d,%d), width/height(%d,%d)", - overlay->crtc_x, overlay->crtc_y, - overlay->crtc_width, overlay->crtc_height); + DRM_DEBUG_KMS("plane : offset_x/y(%d,%d), width/height(%d,%d)", + exynos_plane->crtc_x, exynos_plane->crtc_y, + exynos_plane->crtc_width, exynos_plane->crtc_height); plane->crtc = crtc; - exynos_drm_crtc_plane_mode_set(crtc, overlay); - - return 0; -} - -void exynos_plane_commit(struct drm_plane *plane) -{ - struct exynos_plane *exynos_plane = to_exynos_plane(plane); - struct exynos_drm_overlay *overlay = &exynos_plane->overlay; - - exynos_drm_crtc_plane_commit(plane->crtc, overlay->zpos); + if (exynos_crtc->ops->win_mode_set) + exynos_crtc->ops->win_mode_set(exynos_crtc, exynos_plane); } -void exynos_plane_dpms(struct drm_plane *plane, int mode) -{ - struct exynos_plane *exynos_plane = to_exynos_plane(plane); - struct exynos_drm_overlay *overlay = &exynos_plane->overlay; - - if (mode == DRM_MODE_DPMS_ON) { - if (exynos_plane->enabled) - return; - - exynos_drm_crtc_plane_enable(plane->crtc, overlay->zpos); - exynos_plane->enabled = true; - } else { - if (!exynos_plane->enabled) - return; - - exynos_drm_crtc_plane_disable(plane->crtc, overlay->zpos); - exynos_plane->enabled = false; - } -} - -static int +int exynos_update_plane(struct drm_plane *plane, struct drm_crtc *crtc, struct drm_framebuffer *fb, int crtc_x, int crtc_y, unsigned int crtc_w, unsigned int crtc_h, uint32_t src_x, uint32_t src_y, uint32_t src_w, uint32_t src_h) { + + struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc); + struct exynos_drm_plane *exynos_plane = to_exynos_plane(plane); int ret; - ret = exynos_plane_mode_set(plane, crtc, fb, crtc_x, crtc_y, - crtc_w, crtc_h, src_x >> 16, src_y >> 16, - src_w >> 16, src_h >> 16); + ret = exynos_check_plane(plane, fb); if (ret < 0) return ret; - exynos_plane_commit(plane); - exynos_plane_dpms(plane, DRM_MODE_DPMS_ON); + exynos_plane_mode_set(plane, crtc, fb, crtc_x, crtc_y, + crtc_w, crtc_h, src_x >> 16, src_y >> 16, + src_w >> 16, src_h >> 16); + + if (exynos_crtc->ops->win_commit) + exynos_crtc->ops->win_commit(exynos_crtc, exynos_plane->zpos); return 0; } static int exynos_disable_plane(struct drm_plane *plane) { - exynos_plane_dpms(plane, DRM_MODE_DPMS_OFF); + struct exynos_drm_plane *exynos_plane = to_exynos_plane(plane); + struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(plane->crtc); + + if (exynos_crtc->ops->win_disable) + exynos_crtc->ops->win_disable(exynos_crtc, + exynos_plane->zpos); return 0; } static void exynos_plane_destroy(struct drm_plane *plane) { - struct exynos_plane *exynos_plane = to_exynos_plane(plane); + struct exynos_drm_plane *exynos_plane = to_exynos_plane(plane); exynos_disable_plane(plane); drm_plane_cleanup(plane); @@ -216,11 +196,11 @@ static int exynos_plane_set_property(struct drm_plane *plane, uint64_t val) { struct drm_device *dev = plane->dev; - struct exynos_plane *exynos_plane = to_exynos_plane(plane); + struct exynos_drm_plane *exynos_plane = to_exynos_plane(plane); struct exynos_drm_private *dev_priv = dev->dev_private; if (property == dev_priv->plane_zpos_property) { - exynos_plane->overlay.zpos = val; + exynos_plane->zpos = val; return 0; } @@ -257,10 +237,10 @@ struct drm_plane *exynos_plane_init(struct drm_device *dev, unsigned long possible_crtcs, enum drm_plane_type type) { - struct exynos_plane *exynos_plane; + struct exynos_drm_plane *exynos_plane; int err; - exynos_plane = kzalloc(sizeof(struct exynos_plane), GFP_KERNEL); + exynos_plane = kzalloc(sizeof(struct exynos_drm_plane), GFP_KERNEL); if (!exynos_plane) return ERR_PTR(-ENOMEM); @@ -274,7 +254,7 @@ struct drm_plane *exynos_plane_init(struct drm_device *dev, } if (type == DRM_PLANE_TYPE_PRIMARY) - exynos_plane->overlay.zpos = DEFAULT_ZPOS; + exynos_plane->zpos = DEFAULT_ZPOS; else exynos_plane_attach_zpos_property(&exynos_plane->base); diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.h b/drivers/gpu/drm/exynos/exynos_drm_plane.h index 0d1986b115f8..9d3c374e7b3e 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_plane.h +++ b/drivers/gpu/drm/exynos/exynos_drm_plane.h @@ -9,13 +9,17 @@ * */ -int exynos_plane_mode_set(struct drm_plane *plane, struct drm_crtc *crtc, - struct drm_framebuffer *fb, int crtc_x, int crtc_y, - unsigned int crtc_w, unsigned int crtc_h, - uint32_t src_x, uint32_t src_y, - uint32_t src_w, uint32_t src_h); -void exynos_plane_commit(struct drm_plane *plane); -void exynos_plane_dpms(struct drm_plane *plane, int mode); +int exynos_check_plane(struct drm_plane *plane, struct drm_framebuffer *fb); +void exynos_plane_mode_set(struct drm_plane *plane, struct drm_crtc *crtc, + struct drm_framebuffer *fb, int crtc_x, int crtc_y, + unsigned int crtc_w, unsigned int crtc_h, + uint32_t src_x, uint32_t src_y, + uint32_t src_w, uint32_t src_h); +int exynos_update_plane(struct drm_plane *plane, struct drm_crtc *crtc, + struct drm_framebuffer *fb, int crtc_x, int crtc_y, + unsigned int crtc_w, unsigned int crtc_h, + uint32_t src_x, uint32_t src_y, + uint32_t src_w, uint32_t src_h); struct drm_plane *exynos_plane_init(struct drm_device *dev, unsigned long possible_crtcs, enum drm_plane_type type); diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c b/drivers/gpu/drm/exynos/exynos_drm_vidi.c index 45899fb63272..b886972b5888 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c @@ -47,11 +47,10 @@ struct vidi_win_data { }; struct vidi_context { - struct exynos_drm_manager manager; struct exynos_drm_display display; struct platform_device *pdev; struct drm_device *drm_dev; - struct drm_crtc *crtc; + struct exynos_drm_crtc *crtc; struct drm_encoder *encoder; struct drm_connector connector; struct vidi_win_data win_data[WINDOWS_NR]; @@ -68,11 +67,6 @@ struct vidi_context { int pipe; }; -static inline struct vidi_context *manager_to_vidi(struct exynos_drm_manager *m) -{ - return container_of(m, struct vidi_context, manager); -} - static inline struct vidi_context *display_to_vidi(struct exynos_drm_display *d) { return container_of(d, struct vidi_context, display); @@ -103,34 +97,22 @@ static const char fake_edid_info[] = { 0x00, 0x00, 0x00, 0x06 }; -static void vidi_apply(struct exynos_drm_manager *mgr) +static void vidi_apply(struct vidi_context *ctx) { - struct vidi_context *ctx = manager_to_vidi(mgr); - struct exynos_drm_manager_ops *mgr_ops = mgr->ops; + struct exynos_drm_crtc_ops *crtc_ops = ctx->crtc->ops; struct vidi_win_data *win_data; int i; for (i = 0; i < WINDOWS_NR; i++) { win_data = &ctx->win_data[i]; - if (win_data->enabled && (mgr_ops && mgr_ops->win_commit)) - mgr_ops->win_commit(mgr, i); + if (win_data->enabled && (crtc_ops && crtc_ops->win_commit)) + crtc_ops->win_commit(ctx->crtc, i); } - - if (mgr_ops && mgr_ops->commit) - mgr_ops->commit(mgr); } -static void vidi_commit(struct exynos_drm_manager *mgr) +static int vidi_enable_vblank(struct exynos_drm_crtc *crtc) { - struct vidi_context *ctx = manager_to_vidi(mgr); - - if (ctx->suspended) - return; -} - -static int vidi_enable_vblank(struct exynos_drm_manager *mgr) -{ - struct vidi_context *ctx = manager_to_vidi(mgr); + struct vidi_context *ctx = crtc->ctx; if (ctx->suspended) return -EPERM; @@ -143,16 +125,16 @@ static int vidi_enable_vblank(struct exynos_drm_manager *mgr) /* * in case of page flip request, vidi_finish_pageflip function * will not be called because direct_vblank is true and then - * that function will be called by manager_ops->win_commit callback + * that function will be called by crtc_ops->win_commit callback */ schedule_work(&ctx->work); return 0; } -static void vidi_disable_vblank(struct exynos_drm_manager *mgr) +static void vidi_disable_vblank(struct exynos_drm_crtc *crtc) { - struct vidi_context *ctx = manager_to_vidi(mgr); + struct vidi_context *ctx = crtc->ctx; if (ctx->suspended) return; @@ -161,44 +143,44 @@ static void vidi_disable_vblank(struct exynos_drm_manager *mgr) ctx->vblank_on = false; } -static void vidi_win_mode_set(struct exynos_drm_manager *mgr, - struct exynos_drm_overlay *overlay) +static void vidi_win_mode_set(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane) { - struct vidi_context *ctx = manager_to_vidi(mgr); + struct vidi_context *ctx = crtc->ctx; struct vidi_win_data *win_data; int win; unsigned long offset; - if (!overlay) { - DRM_ERROR("overlay is NULL\n"); + if (!plane) { + DRM_ERROR("plane is NULL\n"); return; } - win = overlay->zpos; + win = plane->zpos; if (win == DEFAULT_ZPOS) win = ctx->default_win; if (win < 0 || win >= WINDOWS_NR) return; - offset = overlay->fb_x * (overlay->bpp >> 3); - offset += overlay->fb_y * overlay->pitch; + offset = plane->fb_x * (plane->bpp >> 3); + offset += plane->fb_y * plane->pitch; - DRM_DEBUG_KMS("offset = 0x%lx, pitch = %x\n", offset, overlay->pitch); + DRM_DEBUG_KMS("offset = 0x%lx, pitch = %x\n", offset, plane->pitch); win_data = &ctx->win_data[win]; - win_data->offset_x = overlay->crtc_x; - win_data->offset_y = overlay->crtc_y; - win_data->ovl_width = overlay->crtc_width; - win_data->ovl_height = overlay->crtc_height; - win_data->fb_width = overlay->fb_width; - win_data->fb_height = overlay->fb_height; - win_data->dma_addr = overlay->dma_addr[0] + offset; - win_data->bpp = overlay->bpp; - win_data->buf_offsize = (overlay->fb_width - overlay->crtc_width) * - (overlay->bpp >> 3); - win_data->line_size = overlay->crtc_width * (overlay->bpp >> 3); + win_data->offset_x = plane->crtc_x; + win_data->offset_y = plane->crtc_y; + win_data->ovl_width = plane->crtc_width; + win_data->ovl_height = plane->crtc_height; + win_data->fb_width = plane->fb_width; + win_data->fb_height = plane->fb_height; + win_data->dma_addr = plane->dma_addr[0] + offset; + win_data->bpp = plane->bpp; + win_data->buf_offsize = (plane->fb_width - plane->crtc_width) * + (plane->bpp >> 3); + win_data->line_size = plane->crtc_width * (plane->bpp >> 3); /* * some parts of win_data should be transferred to user side @@ -211,12 +193,12 @@ static void vidi_win_mode_set(struct exynos_drm_manager *mgr, win_data->ovl_width, win_data->ovl_height); DRM_DEBUG_KMS("paddr = 0x%lx\n", (unsigned long)win_data->dma_addr); DRM_DEBUG_KMS("fb_width = %d, crtc_width = %d\n", - overlay->fb_width, overlay->crtc_width); + plane->fb_width, plane->crtc_width); } -static void vidi_win_commit(struct exynos_drm_manager *mgr, int zpos) +static void vidi_win_commit(struct exynos_drm_crtc *crtc, int zpos) { - struct vidi_context *ctx = manager_to_vidi(mgr); + struct vidi_context *ctx = crtc->ctx; struct vidi_win_data *win_data; int win = zpos; @@ -239,9 +221,9 @@ static void vidi_win_commit(struct exynos_drm_manager *mgr, int zpos) schedule_work(&ctx->work); } -static void vidi_win_disable(struct exynos_drm_manager *mgr, int zpos) +static void vidi_win_disable(struct exynos_drm_crtc *crtc, int zpos) { - struct vidi_context *ctx = manager_to_vidi(mgr); + struct vidi_context *ctx = crtc->ctx; struct vidi_win_data *win_data; int win = zpos; @@ -257,10 +239,8 @@ static void vidi_win_disable(struct exynos_drm_manager *mgr, int zpos) /* TODO. */ } -static int vidi_power_on(struct exynos_drm_manager *mgr, bool enable) +static int vidi_power_on(struct vidi_context *ctx, bool enable) { - struct vidi_context *ctx = manager_to_vidi(mgr); - DRM_DEBUG_KMS("%s\n", __FILE__); if (enable != false && enable != true) @@ -271,9 +251,9 @@ static int vidi_power_on(struct exynos_drm_manager *mgr, bool enable) /* if vblank was enabled status, enable it again. */ if (test_and_clear_bit(0, &ctx->irq_flags)) - vidi_enable_vblank(mgr); + vidi_enable_vblank(ctx->crtc); - vidi_apply(mgr); + vidi_apply(ctx); } else { ctx->suspended = true; } @@ -281,9 +261,9 @@ static int vidi_power_on(struct exynos_drm_manager *mgr, bool enable) return 0; } -static void vidi_dpms(struct exynos_drm_manager *mgr, int mode) +static void vidi_dpms(struct exynos_drm_crtc *crtc, int mode) { - struct vidi_context *ctx = manager_to_vidi(mgr); + struct vidi_context *ctx = crtc->ctx; DRM_DEBUG_KMS("%d\n", mode); @@ -291,12 +271,12 @@ static void vidi_dpms(struct exynos_drm_manager *mgr, int mode) switch (mode) { case DRM_MODE_DPMS_ON: - vidi_power_on(mgr, true); + vidi_power_on(ctx, true); break; case DRM_MODE_DPMS_STANDBY: case DRM_MODE_DPMS_SUSPEND: case DRM_MODE_DPMS_OFF: - vidi_power_on(mgr, false); + vidi_power_on(ctx, false); break; default: DRM_DEBUG_KMS("unspecified mode %d\n", mode); @@ -306,21 +286,19 @@ static void vidi_dpms(struct exynos_drm_manager *mgr, int mode) mutex_unlock(&ctx->lock); } -static int vidi_mgr_initialize(struct exynos_drm_manager *mgr, +static int vidi_ctx_initialize(struct vidi_context *ctx, struct drm_device *drm_dev) { - struct vidi_context *ctx = manager_to_vidi(mgr); struct exynos_drm_private *priv = drm_dev->dev_private; - mgr->drm_dev = ctx->drm_dev = drm_dev; - mgr->pipe = ctx->pipe = priv->pipe++; + ctx->drm_dev = drm_dev; + ctx->pipe = priv->pipe++; return 0; } -static struct exynos_drm_manager_ops vidi_manager_ops = { +static struct exynos_drm_crtc_ops vidi_crtc_ops = { .dpms = vidi_dpms, - .commit = vidi_commit, .enable_vblank = vidi_enable_vblank, .disable_vblank = vidi_disable_vblank, .win_mode_set = vidi_win_mode_set, @@ -565,21 +543,21 @@ static int vidi_bind(struct device *dev, struct device *master, void *data) { struct vidi_context *ctx = dev_get_drvdata(dev); struct drm_device *drm_dev = data; - struct drm_crtc *crtc = ctx->crtc; int ret; - vidi_mgr_initialize(&ctx->manager, drm_dev); + vidi_ctx_initialize(ctx, drm_dev); - ret = exynos_drm_crtc_create(&ctx->manager); - if (ret) { + ctx->crtc = exynos_drm_crtc_create(drm_dev, ctx->pipe, + EXYNOS_DISPLAY_TYPE_VIDI, + &vidi_crtc_ops, ctx); + if (IS_ERR(ctx->crtc)) { DRM_ERROR("failed to create crtc.\n"); - return ret; + return PTR_ERR(ctx->crtc); } ret = exynos_drm_create_enc_conn(drm_dev, &ctx->display); if (ret) { - crtc->funcs->destroy(crtc); - DRM_ERROR("failed to create encoder and connector.\n"); + ctx->crtc->base.funcs->destroy(&ctx->crtc->base); return ret; } @@ -605,15 +583,13 @@ static int vidi_probe(struct platform_device *pdev) if (!ctx) return -ENOMEM; - ctx->manager.type = EXYNOS_DISPLAY_TYPE_VIDI; - ctx->manager.ops = &vidi_manager_ops; ctx->display.type = EXYNOS_DISPLAY_TYPE_VIDI; ctx->display.ops = &vidi_display_ops; ctx->default_win = 0; ctx->pdev = pdev; ret = exynos_drm_component_add(&pdev->dev, EXYNOS_DEVICE_TYPE_CRTC, - ctx->manager.type); + EXYNOS_DISPLAY_TYPE_VIDI); if (ret) return ret; diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c index 98051e8e855a..229b3613c60b 100644 --- a/drivers/gpu/drm/exynos/exynos_hdmi.c +++ b/drivers/gpu/drm/exynos/exynos_hdmi.c @@ -2032,9 +2032,8 @@ static void hdmi_commit(struct exynos_drm_display *display) hdmi_conf_apply(hdata); } -static void hdmi_poweron(struct exynos_drm_display *display) +static void hdmi_poweron(struct hdmi_context *hdata) { - struct hdmi_context *hdata = display_to_hdmi(display); struct hdmi_resources *res = &hdata->res; mutex_lock(&hdata->hdmi_mutex); @@ -2060,12 +2059,11 @@ static void hdmi_poweron(struct exynos_drm_display *display) clk_prepare_enable(res->sclk_hdmi); hdmiphy_poweron(hdata); - hdmi_commit(display); + hdmi_commit(&hdata->display); } -static void hdmi_poweroff(struct exynos_drm_display *display) +static void hdmi_poweroff(struct hdmi_context *hdata) { - struct hdmi_context *hdata = display_to_hdmi(display); struct hdmi_resources *res = &hdata->res; mutex_lock(&hdata->hdmi_mutex); @@ -2109,7 +2107,7 @@ static void hdmi_dpms(struct exynos_drm_display *display, int mode) switch (mode) { case DRM_MODE_DPMS_ON: - hdmi_poweron(display); + hdmi_poweron(hdata); break; case DRM_MODE_DPMS_STANDBY: case DRM_MODE_DPMS_SUSPEND: @@ -2128,7 +2126,7 @@ static void hdmi_dpms(struct exynos_drm_display *display, int mode) if (funcs && funcs->dpms) (*funcs->dpms)(crtc, mode); - hdmi_poweroff(display); + hdmi_poweroff(hdata); break; default: DRM_DEBUG_KMS("unknown dpms mode: %d\n", mode); diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index 064ed6597def..3518bc4654c5 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -72,6 +72,7 @@ struct mixer_resources { spinlock_t reg_slock; struct clk *mixer; struct clk *vp; + struct clk *hdmi; struct clk *sclk_mixer; struct clk *sclk_hdmi; struct clk *mout_mixer; @@ -84,10 +85,10 @@ enum mixer_version_id { }; struct mixer_context { - struct exynos_drm_manager manager; struct platform_device *pdev; struct device *dev; struct drm_device *drm_dev; + struct exynos_drm_crtc *crtc; int pipe; bool interlace; bool powered; @@ -103,11 +104,6 @@ struct mixer_context { atomic_t wait_vsync_event; }; -static inline struct mixer_context *mgr_to_mixer(struct exynos_drm_manager *mgr) -{ - return container_of(mgr, struct mixer_context, manager); -} - struct mixer_drv_data { enum mixer_version_id version; bool is_vp_enabled; @@ -417,8 +413,6 @@ static void vp_video_buffer(struct mixer_context *ctx, int win) win_data = &ctx->win_data[win]; switch (win_data->pixel_format) { - case DRM_FORMAT_NV12MT: - tiled_mode = true; case DRM_FORMAT_NV12: crcb_mode = false; buf_num = 2; @@ -587,8 +581,8 @@ static void mixer_graph_buffer(struct mixer_context *ctx, int win) /* setup display size */ if (ctx->mxr_ver == MXR_VER_128_0_0_184 && win == MIXER_DEFAULT_WIN) { - val = MXR_MXR_RES_HEIGHT(win_data->fb_height); - val |= MXR_MXR_RES_WIDTH(win_data->fb_width); + val = MXR_MXR_RES_HEIGHT(win_data->mode_height); + val |= MXR_MXR_RES_WIDTH(win_data->mode_width); mixer_reg_write(res, MXR_RESOLUTION, val); } @@ -774,6 +768,12 @@ static int mixer_resources_init(struct mixer_context *mixer_ctx) return -ENODEV; } + mixer_res->hdmi = devm_clk_get(dev, "hdmi"); + if (IS_ERR(mixer_res->hdmi)) { + dev_err(dev, "failed to get clock 'hdmi'\n"); + return PTR_ERR(mixer_res->hdmi); + } + mixer_res->sclk_hdmi = devm_clk_get(dev, "sclk_hdmi"); if (IS_ERR(mixer_res->sclk_hdmi)) { dev_err(dev, "failed to get clock 'sclk_hdmi'\n"); @@ -854,16 +854,15 @@ static int vp_resources_init(struct mixer_context *mixer_ctx) return 0; } -static int mixer_initialize(struct exynos_drm_manager *mgr, +static int mixer_initialize(struct mixer_context *mixer_ctx, struct drm_device *drm_dev) { int ret; - struct mixer_context *mixer_ctx = mgr_to_mixer(mgr); struct exynos_drm_private *priv; priv = drm_dev->dev_private; - mgr->drm_dev = mixer_ctx->drm_dev = drm_dev; - mgr->pipe = mixer_ctx->pipe = priv->pipe++; + mixer_ctx->drm_dev = drm_dev; + mixer_ctx->pipe = priv->pipe++; /* acquire resources: regs, irqs, clocks */ ret = mixer_resources_init(mixer_ctx); @@ -887,17 +886,15 @@ static int mixer_initialize(struct exynos_drm_manager *mgr, return drm_iommu_attach_device(mixer_ctx->drm_dev, mixer_ctx->dev); } -static void mixer_mgr_remove(struct exynos_drm_manager *mgr) +static void mixer_ctx_remove(struct mixer_context *mixer_ctx) { - struct mixer_context *mixer_ctx = mgr_to_mixer(mgr); - if (is_drm_iommu_supported(mixer_ctx->drm_dev)) drm_iommu_detach_device(mixer_ctx->drm_dev, mixer_ctx->dev); } -static int mixer_enable_vblank(struct exynos_drm_manager *mgr) +static int mixer_enable_vblank(struct exynos_drm_crtc *crtc) { - struct mixer_context *mixer_ctx = mgr_to_mixer(mgr); + struct mixer_context *mixer_ctx = crtc->ctx; struct mixer_resources *res = &mixer_ctx->mixer_res; if (!mixer_ctx->powered) { @@ -912,34 +909,34 @@ static int mixer_enable_vblank(struct exynos_drm_manager *mgr) return 0; } -static void mixer_disable_vblank(struct exynos_drm_manager *mgr) +static void mixer_disable_vblank(struct exynos_drm_crtc *crtc) { - struct mixer_context *mixer_ctx = mgr_to_mixer(mgr); + struct mixer_context *mixer_ctx = crtc->ctx; struct mixer_resources *res = &mixer_ctx->mixer_res; /* disable vsync interrupt */ mixer_reg_writemask(res, MXR_INT_EN, 0, MXR_INT_EN_VSYNC); } -static void mixer_win_mode_set(struct exynos_drm_manager *mgr, - struct exynos_drm_overlay *overlay) +static void mixer_win_mode_set(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane) { - struct mixer_context *mixer_ctx = mgr_to_mixer(mgr); + struct mixer_context *mixer_ctx = crtc->ctx; struct hdmi_win_data *win_data; int win; - if (!overlay) { - DRM_ERROR("overlay is NULL\n"); + if (!plane) { + DRM_ERROR("plane is NULL\n"); return; } DRM_DEBUG_KMS("set [%d]x[%d] at (%d,%d) to [%d]x[%d] at (%d,%d)\n", - overlay->fb_width, overlay->fb_height, - overlay->fb_x, overlay->fb_y, - overlay->crtc_width, overlay->crtc_height, - overlay->crtc_x, overlay->crtc_y); + plane->fb_width, plane->fb_height, + plane->fb_x, plane->fb_y, + plane->crtc_width, plane->crtc_height, + plane->crtc_x, plane->crtc_y); - win = overlay->zpos; + win = plane->zpos; if (win == DEFAULT_ZPOS) win = MIXER_DEFAULT_WIN; @@ -950,32 +947,32 @@ static void mixer_win_mode_set(struct exynos_drm_manager *mgr, win_data = &mixer_ctx->win_data[win]; - win_data->dma_addr = overlay->dma_addr[0]; - win_data->chroma_dma_addr = overlay->dma_addr[1]; - win_data->pixel_format = overlay->pixel_format; - win_data->bpp = overlay->bpp; + win_data->dma_addr = plane->dma_addr[0]; + win_data->chroma_dma_addr = plane->dma_addr[1]; + win_data->pixel_format = plane->pixel_format; + win_data->bpp = plane->bpp; - win_data->crtc_x = overlay->crtc_x; - win_data->crtc_y = overlay->crtc_y; - win_data->crtc_width = overlay->crtc_width; - win_data->crtc_height = overlay->crtc_height; + win_data->crtc_x = plane->crtc_x; + win_data->crtc_y = plane->crtc_y; + win_data->crtc_width = plane->crtc_width; + win_data->crtc_height = plane->crtc_height; - win_data->fb_x = overlay->fb_x; - win_data->fb_y = overlay->fb_y; - win_data->fb_width = overlay->fb_width; - win_data->fb_height = overlay->fb_height; - win_data->src_width = overlay->src_width; - win_data->src_height = overlay->src_height; + win_data->fb_x = plane->fb_x; + win_data->fb_y = plane->fb_y; + win_data->fb_width = plane->fb_width; + win_data->fb_height = plane->fb_height; + win_data->src_width = plane->src_width; + win_data->src_height = plane->src_height; - win_data->mode_width = overlay->mode_width; - win_data->mode_height = overlay->mode_height; + win_data->mode_width = plane->mode_width; + win_data->mode_height = plane->mode_height; - win_data->scan_flags = overlay->scan_flag; + win_data->scan_flags = plane->scan_flag; } -static void mixer_win_commit(struct exynos_drm_manager *mgr, int zpos) +static void mixer_win_commit(struct exynos_drm_crtc *crtc, int zpos) { - struct mixer_context *mixer_ctx = mgr_to_mixer(mgr); + struct mixer_context *mixer_ctx = crtc->ctx; int win = zpos == DEFAULT_ZPOS ? MIXER_DEFAULT_WIN : zpos; DRM_DEBUG_KMS("win: %d\n", win); @@ -995,9 +992,9 @@ static void mixer_win_commit(struct exynos_drm_manager *mgr, int zpos) mixer_ctx->win_data[win].enabled = true; } -static void mixer_win_disable(struct exynos_drm_manager *mgr, int zpos) +static void mixer_win_disable(struct exynos_drm_crtc *crtc, int zpos) { - struct mixer_context *mixer_ctx = mgr_to_mixer(mgr); + struct mixer_context *mixer_ctx = crtc->ctx; struct mixer_resources *res = &mixer_ctx->mixer_res; int win = zpos == DEFAULT_ZPOS ? MIXER_DEFAULT_WIN : zpos; unsigned long flags; @@ -1023,9 +1020,9 @@ static void mixer_win_disable(struct exynos_drm_manager *mgr, int zpos) mixer_ctx->win_data[win].enabled = false; } -static void mixer_wait_for_vblank(struct exynos_drm_manager *mgr) +static void mixer_wait_for_vblank(struct exynos_drm_crtc *crtc) { - struct mixer_context *mixer_ctx = mgr_to_mixer(mgr); + struct mixer_context *mixer_ctx = crtc->ctx; int err; mutex_lock(&mixer_ctx->mixer_mutex); @@ -1035,7 +1032,7 @@ static void mixer_wait_for_vblank(struct exynos_drm_manager *mgr) } mutex_unlock(&mixer_ctx->mixer_mutex); - err = drm_vblank_get(mgr->crtc->dev, mixer_ctx->pipe); + err = drm_vblank_get(mixer_ctx->drm_dev, mixer_ctx->pipe); if (err < 0) { DRM_DEBUG_KMS("failed to acquire vblank counter\n"); return; @@ -1052,26 +1049,24 @@ static void mixer_wait_for_vblank(struct exynos_drm_manager *mgr) HZ/20)) DRM_DEBUG_KMS("vblank wait timed out.\n"); - drm_vblank_put(mgr->crtc->dev, mixer_ctx->pipe); + drm_vblank_put(mixer_ctx->drm_dev, mixer_ctx->pipe); } -static void mixer_window_suspend(struct exynos_drm_manager *mgr) +static void mixer_window_suspend(struct mixer_context *ctx) { - struct mixer_context *ctx = mgr_to_mixer(mgr); struct hdmi_win_data *win_data; int i; for (i = 0; i < MIXER_WIN_NR; i++) { win_data = &ctx->win_data[i]; win_data->resume = win_data->enabled; - mixer_win_disable(mgr, i); + mixer_win_disable(ctx->crtc, i); } - mixer_wait_for_vblank(mgr); + mixer_wait_for_vblank(ctx->crtc); } -static void mixer_window_resume(struct exynos_drm_manager *mgr) +static void mixer_window_resume(struct mixer_context *ctx) { - struct mixer_context *ctx = mgr_to_mixer(mgr); struct hdmi_win_data *win_data; int i; @@ -1080,13 +1075,12 @@ static void mixer_window_resume(struct exynos_drm_manager *mgr) win_data->enabled = win_data->resume; win_data->resume = false; if (win_data->enabled) - mixer_win_commit(mgr, i); + mixer_win_commit(ctx->crtc, i); } } -static void mixer_poweron(struct exynos_drm_manager *mgr) +static void mixer_poweron(struct mixer_context *ctx) { - struct mixer_context *ctx = mgr_to_mixer(mgr); struct mixer_resources *res = &ctx->mixer_res; mutex_lock(&ctx->mixer_mutex); @@ -1100,6 +1094,7 @@ static void mixer_poweron(struct exynos_drm_manager *mgr) pm_runtime_get_sync(ctx->dev); clk_prepare_enable(res->mixer); + clk_prepare_enable(res->hdmi); if (ctx->vp_enabled) { clk_prepare_enable(res->vp); if (ctx->has_sclk) @@ -1115,12 +1110,11 @@ static void mixer_poweron(struct exynos_drm_manager *mgr) mixer_reg_write(res, MXR_INT_EN, ctx->int_en); mixer_win_reset(ctx); - mixer_window_resume(mgr); + mixer_window_resume(ctx); } -static void mixer_poweroff(struct exynos_drm_manager *mgr) +static void mixer_poweroff(struct mixer_context *ctx) { - struct mixer_context *ctx = mgr_to_mixer(mgr); struct mixer_resources *res = &ctx->mixer_res; mutex_lock(&ctx->mixer_mutex); @@ -1131,7 +1125,7 @@ static void mixer_poweroff(struct exynos_drm_manager *mgr) mutex_unlock(&ctx->mixer_mutex); mixer_stop(ctx); - mixer_window_suspend(mgr); + mixer_window_suspend(ctx); ctx->int_en = mixer_reg_read(res, MXR_INT_EN); @@ -1139,6 +1133,7 @@ static void mixer_poweroff(struct exynos_drm_manager *mgr) ctx->powered = false; mutex_unlock(&ctx->mixer_mutex); + clk_disable_unprepare(res->hdmi); clk_disable_unprepare(res->mixer); if (ctx->vp_enabled) { clk_disable_unprepare(res->vp); @@ -1149,16 +1144,16 @@ static void mixer_poweroff(struct exynos_drm_manager *mgr) pm_runtime_put_sync(ctx->dev); } -static void mixer_dpms(struct exynos_drm_manager *mgr, int mode) +static void mixer_dpms(struct exynos_drm_crtc *crtc, int mode) { switch (mode) { case DRM_MODE_DPMS_ON: - mixer_poweron(mgr); + mixer_poweron(crtc->ctx); break; case DRM_MODE_DPMS_STANDBY: case DRM_MODE_DPMS_SUSPEND: case DRM_MODE_DPMS_OFF: - mixer_poweroff(mgr); + mixer_poweroff(crtc->ctx); break; default: DRM_DEBUG_KMS("unknown dpms mode: %d\n", mode); @@ -1186,7 +1181,7 @@ int mixer_check_mode(struct drm_display_mode *mode) return -EINVAL; } -static struct exynos_drm_manager_ops mixer_manager_ops = { +static struct exynos_drm_crtc_ops mixer_crtc_ops = { .dpms = mixer_dpms, .enable_vblank = mixer_enable_vblank, .disable_vblank = mixer_disable_vblank, @@ -1257,24 +1252,31 @@ static int mixer_bind(struct device *dev, struct device *manager, void *data) struct drm_device *drm_dev = data; int ret; - ret = mixer_initialize(&ctx->manager, drm_dev); + ret = mixer_initialize(ctx, drm_dev); if (ret) return ret; - ret = exynos_drm_crtc_create(&ctx->manager); - if (ret) { - mixer_mgr_remove(&ctx->manager); - return ret; + ctx->crtc = exynos_drm_crtc_create(drm_dev, ctx->pipe, + EXYNOS_DISPLAY_TYPE_HDMI, + &mixer_crtc_ops, ctx); + if (IS_ERR(ctx->crtc)) { + mixer_ctx_remove(ctx); + ret = PTR_ERR(ctx->crtc); + goto free_ctx; } return 0; + +free_ctx: + devm_kfree(dev, ctx); + return ret; } static void mixer_unbind(struct device *dev, struct device *master, void *data) { struct mixer_context *ctx = dev_get_drvdata(dev); - mixer_mgr_remove(&ctx->manager); + mixer_ctx_remove(ctx); } static const struct component_ops mixer_component_ops = { @@ -1297,9 +1299,6 @@ static int mixer_probe(struct platform_device *pdev) mutex_init(&ctx->mixer_mutex); - ctx->manager.type = EXYNOS_DISPLAY_TYPE_HDMI; - ctx->manager.ops = &mixer_manager_ops; - if (dev->of_node) { const struct of_device_id *match; @@ -1321,7 +1320,7 @@ static int mixer_probe(struct platform_device *pdev) platform_set_drvdata(pdev, ctx); ret = exynos_drm_component_add(&pdev->dev, EXYNOS_DEVICE_TYPE_CRTC, - ctx->manager.type); + EXYNOS_DISPLAY_TYPE_HDMI); if (ret) return ret; |