diff options
Diffstat (limited to 'kernel/drivers/gpu/drm/armada')
| -rw-r--r-- | kernel/drivers/gpu/drm/armada/Kconfig | 9 | ||||
| -rw-r--r-- | kernel/drivers/gpu/drm/armada/Makefile | 3 | ||||
| -rw-r--r-- | kernel/drivers/gpu/drm/armada/armada_crtc.c | 260 | ||||
| -rw-r--r-- | kernel/drivers/gpu/drm/armada/armada_crtc.h | 34 | ||||
| -rw-r--r-- | kernel/drivers/gpu/drm/armada/armada_drm.h | 18 | ||||
| -rw-r--r-- | kernel/drivers/gpu/drm/armada/armada_drv.c | 231 | ||||
| -rw-r--r-- | kernel/drivers/gpu/drm/armada/armada_fbdev.c | 33 | ||||
| -rw-r--r-- | kernel/drivers/gpu/drm/armada/armada_gem.c | 5 | ||||
| -rw-r--r-- | kernel/drivers/gpu/drm/armada/armada_output.c | 158 | ||||
| -rw-r--r-- | kernel/drivers/gpu/drm/armada/armada_output.h | 39 | ||||
| -rw-r--r-- | kernel/drivers/gpu/drm/armada/armada_overlay.c | 260 | ||||
| -rw-r--r-- | kernel/drivers/gpu/drm/armada/armada_slave.c | 139 | ||||
| -rw-r--r-- | kernel/drivers/gpu/drm/armada/armada_slave.h | 26 |
13 files changed, 401 insertions, 814 deletions
diff --git a/kernel/drivers/gpu/drm/armada/Kconfig b/kernel/drivers/gpu/drm/armada/Kconfig index 50ae88ad4..eb773e9af 100644 --- a/kernel/drivers/gpu/drm/armada/Kconfig +++ b/kernel/drivers/gpu/drm/armada/Kconfig @@ -14,12 +14,3 @@ config DRM_ARMADA This driver provides no built-in acceleration; acceleration is performed by other IP found on the SoC. This driver provides kernel mode setting and buffer management to userspace. - -config DRM_ARMADA_TDA1998X - bool "Support TDA1998X HDMI output" - depends on DRM_ARMADA != n - depends on I2C && DRM_I2C_NXP_TDA998X = y - default y - help - Support the TDA1998x HDMI output device found on the Solid-Run - CuBox. diff --git a/kernel/drivers/gpu/drm/armada/Makefile b/kernel/drivers/gpu/drm/armada/Makefile index d6f43e061..ffd673615 100644 --- a/kernel/drivers/gpu/drm/armada/Makefile +++ b/kernel/drivers/gpu/drm/armada/Makefile @@ -1,6 +1,5 @@ armada-y := armada_crtc.o armada_drv.o armada_fb.o armada_fbdev.o \ - armada_gem.o armada_output.o armada_overlay.o \ - armada_slave.o + armada_gem.o armada_overlay.o armada-y += armada_510.o armada-$(CONFIG_DEBUG_FS) += armada_debugfs.o diff --git a/kernel/drivers/gpu/drm/armada/armada_crtc.c b/kernel/drivers/gpu/drm/armada/armada_crtc.c index 42d2ffa08..cebcab560 100644 --- a/kernel/drivers/gpu/drm/armada/armada_crtc.c +++ b/kernel/drivers/gpu/drm/armada/armada_crtc.c @@ -20,6 +20,7 @@ #include "armada_hw.h" struct armada_frame_work { + struct armada_plane_work work; struct drm_pending_vblank_event *event; struct armada_regs regs[4]; struct drm_framebuffer *old_fb; @@ -33,6 +34,23 @@ enum csc_mode { CSC_RGB_STUDIO = 2, }; +static const uint32_t armada_primary_formats[] = { + DRM_FORMAT_UYVY, + DRM_FORMAT_YUYV, + DRM_FORMAT_VYUY, + DRM_FORMAT_YVYU, + DRM_FORMAT_ARGB8888, + DRM_FORMAT_ABGR8888, + DRM_FORMAT_XRGB8888, + DRM_FORMAT_XBGR8888, + DRM_FORMAT_RGB888, + DRM_FORMAT_BGR888, + DRM_FORMAT_ARGB1555, + DRM_FORMAT_ABGR1555, + DRM_FORMAT_RGB565, + DRM_FORMAT_BGR565, +}; + /* * A note about interlacing. Let's consider HDMI 1920x1080i. * The timing parameters we have from X are: @@ -173,49 +191,82 @@ static unsigned armada_drm_crtc_calc_fb(struct drm_framebuffer *fb, return i; } -static int armada_drm_crtc_queue_frame_work(struct armada_crtc *dcrtc, - struct armada_frame_work *work) +static void armada_drm_plane_work_run(struct armada_crtc *dcrtc, + struct armada_plane *plane) +{ + struct armada_plane_work *work = xchg(&plane->work, NULL); + + /* Handle any pending frame work. */ + if (work) { + work->fn(dcrtc, plane, work); + drm_vblank_put(dcrtc->crtc.dev, dcrtc->num); + } + + wake_up(&plane->frame_wait); +} + +int armada_drm_plane_work_queue(struct armada_crtc *dcrtc, + struct armada_plane *plane, struct armada_plane_work *work) { - struct drm_device *dev = dcrtc->crtc.dev; - unsigned long flags; int ret; - ret = drm_vblank_get(dev, dcrtc->num); + ret = drm_vblank_get(dcrtc->crtc.dev, dcrtc->num); if (ret) { DRM_ERROR("failed to acquire vblank counter\n"); return ret; } - spin_lock_irqsave(&dev->event_lock, flags); - if (!dcrtc->frame_work) - dcrtc->frame_work = work; - else - ret = -EBUSY; - spin_unlock_irqrestore(&dev->event_lock, flags); - + ret = cmpxchg(&plane->work, NULL, work) ? -EBUSY : 0; if (ret) - drm_vblank_put(dev, dcrtc->num); + drm_vblank_put(dcrtc->crtc.dev, dcrtc->num); return ret; } -static void armada_drm_crtc_complete_frame_work(struct armada_crtc *dcrtc) +int armada_drm_plane_work_wait(struct armada_plane *plane, long timeout) { - struct drm_device *dev = dcrtc->crtc.dev; - struct armada_frame_work *work = dcrtc->frame_work; + return wait_event_timeout(plane->frame_wait, !plane->work, timeout); +} + +struct armada_plane_work *armada_drm_plane_work_cancel( + struct armada_crtc *dcrtc, struct armada_plane *plane) +{ + struct armada_plane_work *work = xchg(&plane->work, NULL); + + if (work) + drm_vblank_put(dcrtc->crtc.dev, dcrtc->num); + + return work; +} - dcrtc->frame_work = NULL; +static int armada_drm_crtc_queue_frame_work(struct armada_crtc *dcrtc, + struct armada_frame_work *work) +{ + struct armada_plane *plane = drm_to_armada_plane(dcrtc->crtc.primary); - armada_drm_crtc_update_regs(dcrtc, work->regs); + return armada_drm_plane_work_queue(dcrtc, plane, &work->work); +} + +static void armada_drm_crtc_complete_frame_work(struct armada_crtc *dcrtc, + struct armada_plane *plane, struct armada_plane_work *work) +{ + struct armada_frame_work *fwork = container_of(work, struct armada_frame_work, work); + struct drm_device *dev = dcrtc->crtc.dev; + unsigned long flags; - if (work->event) - drm_send_vblank_event(dev, dcrtc->num, work->event); + spin_lock_irqsave(&dcrtc->irq_lock, flags); + armada_drm_crtc_update_regs(dcrtc, fwork->regs); + spin_unlock_irqrestore(&dcrtc->irq_lock, flags); - drm_vblank_put(dev, dcrtc->num); + if (fwork->event) { + spin_lock_irqsave(&dev->event_lock, flags); + drm_send_vblank_event(dev, dcrtc->num, fwork->event); + spin_unlock_irqrestore(&dev->event_lock, flags); + } /* Finally, queue the process-half of the cleanup. */ - __armada_drm_queue_unref_work(dcrtc->crtc.dev, work->old_fb); - kfree(work); + __armada_drm_queue_unref_work(dcrtc->crtc.dev, fwork->old_fb); + kfree(fwork); } static void armada_drm_crtc_finish_fb(struct armada_crtc *dcrtc, @@ -235,6 +286,7 @@ static void armada_drm_crtc_finish_fb(struct armada_crtc *dcrtc, work = kmalloc(sizeof(*work), GFP_KERNEL); if (work) { int i = 0; + work->work.fn = armada_drm_crtc_complete_frame_work; work->event = NULL; work->old_fb = fb; armada_reg_queue_end(work->regs, i); @@ -255,19 +307,14 @@ static void armada_drm_crtc_finish_fb(struct armada_crtc *dcrtc, static void armada_drm_vblank_off(struct armada_crtc *dcrtc) { - struct drm_device *dev = dcrtc->crtc.dev; + struct armada_plane *plane = drm_to_armada_plane(dcrtc->crtc.primary); /* * Tell the DRM core that vblank IRQs aren't going to happen for * a while. This cleans up any pending vblank events for us. */ drm_crtc_vblank_off(&dcrtc->crtc); - - /* Handle any pending flip event. */ - spin_lock_irq(&dev->event_lock); - if (dcrtc->frame_work) - armada_drm_crtc_complete_frame_work(dcrtc); - spin_unlock_irq(&dev->event_lock); + armada_drm_plane_work_run(dcrtc, plane); } void armada_drm_crtc_gamma_set(struct drm_crtc *crtc, u16 r, u16 g, u16 b, @@ -287,7 +334,11 @@ static void armada_drm_crtc_dpms(struct drm_crtc *crtc, int dpms) if (dcrtc->dpms != dpms) { dcrtc->dpms = dpms; + if (!IS_ERR(dcrtc->clk) && !dpms_blanked(dpms)) + WARN_ON(clk_prepare_enable(dcrtc->clk)); armada_drm_crtc_update(dcrtc); + if (!IS_ERR(dcrtc->clk) && dpms_blanked(dpms)) + clk_disable_unprepare(dcrtc->clk); if (dpms_blanked(dpms)) armada_drm_vblank_off(dcrtc); else @@ -310,17 +361,11 @@ static void armada_drm_crtc_prepare(struct drm_crtc *crtc) /* * If we have an overlay plane associated with this CRTC, disable * it before the modeset to avoid its coordinates being outside - * the new mode parameters. DRM doesn't provide help with this. + * the new mode parameters. */ plane = dcrtc->plane; - if (plane) { - struct drm_framebuffer *fb = plane->fb; - - plane->funcs->disable_plane(plane); - plane->fb = NULL; - plane->crtc = NULL; - drm_framebuffer_unreference(fb); - } + if (plane) + drm_plane_force_disable(plane); } /* The mode_config.mutex will be held for this call */ @@ -356,8 +401,8 @@ static bool armada_drm_crtc_mode_fixup(struct drm_crtc *crtc, static void armada_drm_crtc_irq(struct armada_crtc *dcrtc, u32 stat) { - struct armada_vbl_event *e, *n; void __iomem *base = dcrtc->base; + struct drm_plane *ovl_plane; if (stat & DMA_FF_UNDERFLOW) DRM_ERROR("video underflow on crtc %u\n", dcrtc->num); @@ -368,11 +413,10 @@ static void armada_drm_crtc_irq(struct armada_crtc *dcrtc, u32 stat) drm_handle_vblank(dcrtc->crtc.dev, dcrtc->num); spin_lock(&dcrtc->irq_lock); - - list_for_each_entry_safe(e, n, &dcrtc->vbl_list, node) { - list_del_init(&e->node); - drm_vblank_put(dcrtc->crtc.dev, dcrtc->num); - e->fn(dcrtc, e->data); + ovl_plane = dcrtc->plane; + if (ovl_plane) { + struct armada_plane *plane = drm_to_armada_plane(ovl_plane); + armada_drm_plane_work_run(dcrtc, plane); } if (stat & GRA_FRAME_IRQ && dcrtc->interlaced) { @@ -404,14 +448,8 @@ static void armada_drm_crtc_irq(struct armada_crtc *dcrtc, u32 stat) spin_unlock(&dcrtc->irq_lock); if (stat & GRA_FRAME_IRQ) { - struct drm_device *dev = dcrtc->crtc.dev; - - spin_lock(&dev->event_lock); - if (dcrtc->frame_work) - armada_drm_crtc_complete_frame_work(dcrtc); - spin_unlock(&dev->event_lock); - - wake_up(&dcrtc->frame_wait); + struct armada_plane *plane = drm_to_armada_plane(dcrtc->crtc.primary); + armada_drm_plane_work_run(dcrtc, plane); } } @@ -527,18 +565,24 @@ static int armada_drm_crtc_mode_set(struct drm_crtc *crtc, adj->crtc_vtotal, tm, bm); /* Wait for pending flips to complete */ - wait_event(dcrtc->frame_wait, !dcrtc->frame_work); + armada_drm_plane_work_wait(drm_to_armada_plane(dcrtc->crtc.primary), + MAX_SCHEDULE_TIMEOUT); drm_crtc_vblank_off(crtc); - crtc->mode = *adj; - val = dcrtc->dumb_ctrl & ~CFG_DUMB_ENA; if (val != dcrtc->dumb_ctrl) { dcrtc->dumb_ctrl = val; writel_relaxed(val, dcrtc->base + LCD_SPU_DUMB_CTRL); } + /* + * If we are blanked, we would have disabled the clock. Re-enable + * it so that compute_clock() does the right thing. + */ + if (!IS_ERR(dcrtc->clk) && dpms_blanked(dcrtc->dpms)) + WARN_ON(clk_prepare_enable(dcrtc->clk)); + /* Now compute the divider for real */ dcrtc->variant->compute_clock(dcrtc, adj, &sclk); @@ -639,7 +683,8 @@ static int armada_drm_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y, armada_reg_queue_end(regs, i); /* Wait for pending flips to complete */ - wait_event(dcrtc->frame_wait, !dcrtc->frame_work); + armada_drm_plane_work_wait(drm_to_armada_plane(dcrtc->crtc.primary), + MAX_SCHEDULE_TIMEOUT); /* Take a reference to the new fb as we're using it */ drm_framebuffer_reference(crtc->primary->fb); @@ -653,18 +698,47 @@ static int armada_drm_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y, return 0; } +void armada_drm_crtc_plane_disable(struct armada_crtc *dcrtc, + struct drm_plane *plane) +{ + u32 sram_para1, dma_ctrl0_mask; + + /* + * Drop our reference on any framebuffer attached to this plane. + * We don't need to NULL this out as drm_plane_force_disable(), + * and __setplane_internal() will do so for an overlay plane, and + * __drm_helper_disable_unused_functions() will do so for the + * primary plane. + */ + if (plane->fb) + drm_framebuffer_unreference(plane->fb); + + /* Power down the Y/U/V FIFOs */ + sram_para1 = CFG_PDWN16x66 | CFG_PDWN32x66; + + /* Power down most RAMs and FIFOs if this is the primary plane */ + if (plane->type == DRM_PLANE_TYPE_PRIMARY) { + sram_para1 |= CFG_PDWN256x32 | CFG_PDWN256x24 | CFG_PDWN256x8 | + CFG_PDWN32x32 | CFG_PDWN64x66; + dma_ctrl0_mask = CFG_GRA_ENA; + } else { + dma_ctrl0_mask = CFG_DMA_ENA; + } + + spin_lock_irq(&dcrtc->irq_lock); + armada_updatel(0, dma_ctrl0_mask, dcrtc->base + LCD_SPU_DMA_CTRL0); + spin_unlock_irq(&dcrtc->irq_lock); + + armada_updatel(sram_para1, 0, dcrtc->base + LCD_SPU_SRAM_PARA1); +} + /* The mode_config.mutex will be held for this call */ static void armada_drm_crtc_disable(struct drm_crtc *crtc) { struct armada_crtc *dcrtc = drm_to_armada_crtc(crtc); armada_drm_crtc_dpms(crtc, DRM_MODE_DPMS_OFF); - armada_drm_crtc_finish_fb(dcrtc, crtc->primary->fb, true); - - /* Power down most RAMs and FIFOs */ - writel_relaxed(CFG_PDWN256x32 | CFG_PDWN256x24 | CFG_PDWN256x8 | - CFG_PDWN32x32 | CFG_PDWN16x66 | CFG_PDWN32x66 | - CFG_PDWN64x66, dcrtc->base + LCD_SPU_SRAM_PARA1); + armada_drm_crtc_plane_disable(dcrtc, crtc->primary); } static const struct drm_crtc_helper_funcs armada_crtc_helper_funcs = { @@ -922,8 +996,6 @@ static int armada_drm_crtc_page_flip(struct drm_crtc *crtc, { struct armada_crtc *dcrtc = drm_to_armada_crtc(crtc); struct armada_frame_work *work; - struct drm_device *dev = crtc->dev; - unsigned long flags; unsigned i; int ret; @@ -935,6 +1007,7 @@ static int armada_drm_crtc_page_flip(struct drm_crtc *crtc, if (!work) return -ENOMEM; + work->work.fn = armada_drm_crtc_complete_frame_work; work->event = event; work->old_fb = dcrtc->crtc.primary->fb; @@ -968,12 +1041,8 @@ static int armada_drm_crtc_page_flip(struct drm_crtc *crtc, * Finally, if the display is blanked, we won't receive an * interrupt, so complete it now. */ - if (dpms_blanked(dcrtc->dpms)) { - spin_lock_irqsave(&dev->event_lock, flags); - if (dcrtc->frame_work) - armada_drm_crtc_complete_frame_work(dcrtc); - spin_unlock_irqrestore(&dev->event_lock, flags); - } + if (dpms_blanked(dcrtc->dpms)) + armada_drm_plane_work_run(dcrtc, drm_to_armada_plane(dcrtc->crtc.primary)); return 0; } @@ -1014,6 +1083,19 @@ static struct drm_crtc_funcs armada_crtc_funcs = { .set_property = armada_drm_crtc_set_property, }; +static const struct drm_plane_funcs armada_primary_plane_funcs = { + .update_plane = drm_primary_helper_update, + .disable_plane = drm_primary_helper_disable, + .destroy = drm_primary_helper_destroy, +}; + +int armada_drm_plane_init(struct armada_plane *plane) +{ + init_waitqueue_head(&plane->frame_wait); + + return 0; +} + static struct drm_prop_enum_list armada_drm_csc_yuv_enum_list[] = { { CSC_AUTO, "Auto" }, { CSC_YUV_CCIR601, "CCIR601" }, @@ -1046,12 +1128,13 @@ static int armada_drm_crtc_create_properties(struct drm_device *dev) return 0; } -int armada_drm_crtc_create(struct drm_device *drm, struct device *dev, +static int armada_drm_crtc_create(struct drm_device *drm, struct device *dev, struct resource *res, int irq, const struct armada_variant *variant, struct device_node *port) { struct armada_private *priv = drm->dev_private; struct armada_crtc *dcrtc; + struct armada_plane *primary; void __iomem *base; int ret; @@ -1082,8 +1165,6 @@ int armada_drm_crtc_create(struct drm_device *drm, struct device *dev, dcrtc->spu_iopad_ctrl = CFG_VSCALE_LN_EN | CFG_IOPAD_DUMB24; spin_lock_init(&dcrtc->irq_lock); dcrtc->irq_ena = CLEAN_SPU_IRQ_ISR; - INIT_LIST_HEAD(&dcrtc->vbl_list); - init_waitqueue_head(&dcrtc->frame_wait); /* Initialize some registers which we don't otherwise set */ writel_relaxed(0x00000001, dcrtc->base + LCD_CFG_SCLK_DIV); @@ -1120,7 +1201,32 @@ int armada_drm_crtc_create(struct drm_device *drm, struct device *dev, priv->dcrtc[dcrtc->num] = dcrtc; dcrtc->crtc.port = port; - drm_crtc_init(drm, &dcrtc->crtc, &armada_crtc_funcs); + + primary = kzalloc(sizeof(*primary), GFP_KERNEL); + if (!primary) + return -ENOMEM; + + ret = armada_drm_plane_init(primary); + if (ret) { + kfree(primary); + return ret; + } + + ret = drm_universal_plane_init(drm, &primary->base, 0, + &armada_primary_plane_funcs, + armada_primary_formats, + ARRAY_SIZE(armada_primary_formats), + DRM_PLANE_TYPE_PRIMARY); + if (ret) { + kfree(primary); + return ret; + } + + ret = drm_crtc_init_with_planes(drm, &dcrtc->crtc, &primary->base, NULL, + &armada_crtc_funcs); + if (ret) + goto err_crtc_init; + drm_crtc_helper_add(&dcrtc->crtc, &armada_crtc_helper_funcs); drm_object_attach_property(&dcrtc->crtc.base, priv->csc_yuv_prop, @@ -1129,6 +1235,10 @@ int armada_drm_crtc_create(struct drm_device *drm, struct device *dev, dcrtc->csc_rgb_mode); return armada_overlay_plane_create(drm, 1 << dcrtc->num); + +err_crtc_init: + primary->base.funcs->destroy(&primary->base); + return ret; } static int diff --git a/kernel/drivers/gpu/drm/armada/armada_crtc.h b/kernel/drivers/gpu/drm/armada/armada_crtc.h index 98102a5a9..04fdd22d4 100644 --- a/kernel/drivers/gpu/drm/armada/armada_crtc.h +++ b/kernel/drivers/gpu/drm/armada/armada_crtc.h @@ -31,9 +31,30 @@ struct armada_regs { #define armada_reg_queue_end(_r, _i) \ armada_reg_queue_mod(_r, _i, 0, 0, ~0) -struct armada_frame_work; +struct armada_crtc; +struct armada_plane; struct armada_variant; +struct armada_plane_work { + void (*fn)(struct armada_crtc *, + struct armada_plane *, + struct armada_plane_work *); +}; + +struct armada_plane { + struct drm_plane base; + wait_queue_head_t frame_wait; + struct armada_plane_work *work; +}; +#define drm_to_armada_plane(p) container_of(p, struct armada_plane, base) + +int armada_drm_plane_init(struct armada_plane *plane); +int armada_drm_plane_work_queue(struct armada_crtc *dcrtc, + struct armada_plane *plane, struct armada_plane_work *work); +int armada_drm_plane_work_wait(struct armada_plane *plane, long timeout); +struct armada_plane_work *armada_drm_plane_work_cancel( + struct armada_crtc *dcrtc, struct armada_plane *plane); + struct armada_crtc { struct drm_crtc crtc; const struct armada_variant *variant; @@ -66,25 +87,20 @@ struct armada_crtc { uint32_t dumb_ctrl; uint32_t spu_iopad_ctrl; - wait_queue_head_t frame_wait; - struct armada_frame_work *frame_work; - spinlock_t irq_lock; uint32_t irq_ena; - struct list_head vbl_list; }; #define drm_to_armada_crtc(c) container_of(c, struct armada_crtc, crtc) -struct device_node; -int armada_drm_crtc_create(struct drm_device *, struct device *, - struct resource *, int, const struct armada_variant *, - struct device_node *); void armada_drm_crtc_gamma_set(struct drm_crtc *, u16, u16, u16, int); void armada_drm_crtc_gamma_get(struct drm_crtc *, u16 *, u16 *, u16 *, int); void armada_drm_crtc_disable_irq(struct armada_crtc *, u32); void armada_drm_crtc_enable_irq(struct armada_crtc *, u32); void armada_drm_crtc_update_regs(struct armada_crtc *, struct armada_regs *); +void armada_drm_crtc_plane_disable(struct armada_crtc *dcrtc, + struct drm_plane *plane); + extern struct platform_driver armada_lcd_platform_driver; #endif diff --git a/kernel/drivers/gpu/drm/armada/armada_drm.h b/kernel/drivers/gpu/drm/armada/armada_drm.h index ea63c6c7c..4df6f2af2 100644 --- a/kernel/drivers/gpu/drm/armada/armada_drm.h +++ b/kernel/drivers/gpu/drm/armada/armada_drm.h @@ -37,24 +37,6 @@ static inline uint32_t armada_pitch(uint32_t width, uint32_t bpp) return ALIGN(pitch, 128); } -struct armada_vbl_event { - struct list_head node; - void *data; - void (*fn)(struct armada_crtc *, void *); -}; -void armada_drm_vbl_event_add(struct armada_crtc *, - struct armada_vbl_event *); -void armada_drm_vbl_event_remove(struct armada_crtc *, - struct armada_vbl_event *); -void armada_drm_vbl_event_remove_unlocked(struct armada_crtc *, - struct armada_vbl_event *); -#define armada_drm_vbl_event_init(_e, _f, _d) do { \ - struct armada_vbl_event *__e = _e; \ - INIT_LIST_HEAD(&__e->node); \ - __e->data = _d; \ - __e->fn = _f; \ -} while (0) - struct armada_private; diff --git a/kernel/drivers/gpu/drm/armada/armada_drv.c b/kernel/drivers/gpu/drm/armada/armada_drv.c index b01420c84..77ab93d60 100644 --- a/kernel/drivers/gpu/drm/armada/armada_drv.c +++ b/kernel/drivers/gpu/drm/armada/armada_drv.c @@ -11,6 +11,7 @@ #include <linux/of_graph.h> #include <drm/drmP.h> #include <drm/drm_crtc_helper.h> +#include <drm/drm_of.h> #include "armada_crtc.h" #include "armada_drm.h" #include "armada_gem.h" @@ -18,47 +19,6 @@ #include <drm/armada_drm.h> #include "armada_ioctlP.h" -#ifdef CONFIG_DRM_ARMADA_TDA1998X -#include <drm/i2c/tda998x.h> -#include "armada_slave.h" - -static struct tda998x_encoder_params params = { - /* With 0x24, there is no translation between vp_out and int_vp - FB LCD out Pins VIP Int Vp - R:23:16 R:7:0 VPC7:0 7:0 7:0[R] - G:15:8 G:15:8 VPB7:0 23:16 23:16[G] - B:7:0 B:23:16 VPA7:0 15:8 15:8[B] - */ - .swap_a = 2, - .swap_b = 3, - .swap_c = 4, - .swap_d = 5, - .swap_e = 0, - .swap_f = 1, - .audio_cfg = BIT(2), - .audio_frame[1] = 1, - .audio_format = AFMT_SPDIF, - .audio_sample_rate = 44100, -}; - -static const struct armada_drm_slave_config tda19988_config = { - .i2c_adapter_id = 0, - .crtcs = 1 << 0, /* Only LCD0 at the moment */ - .polled = DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT, - .interlace_allowed = true, - .info = { - .type = "tda998x", - .addr = 0x70, - .platform_data = ¶ms, - }, -}; -#endif - -static bool is_componentized(struct device *dev) -{ - return dev->of_node || dev->platform_data; -} - static void armada_drm_unref_work(struct work_struct *work) { struct armada_private *priv = @@ -91,16 +51,11 @@ void armada_drm_queue_unref_work(struct drm_device *dev, static int armada_drm_load(struct drm_device *dev, unsigned long flags) { - const struct platform_device_id *id; - const struct armada_variant *variant; struct armada_private *priv; - struct resource *res[ARRAY_SIZE(priv->dcrtc)]; struct resource *mem = NULL; - int ret, n, i; + int ret, n; - memset(res, 0, sizeof(res)); - - for (n = i = 0; ; n++) { + for (n = 0; ; n++) { struct resource *r = platform_get_resource(dev->platformdev, IORESOURCE_MEM, n); if (!r) @@ -109,8 +64,6 @@ static int armada_drm_load(struct drm_device *dev, unsigned long flags) /* Resources above 64K are graphics memory */ if (resource_size(r) > SZ_64K) mem = r; - else if (i < ARRAY_SIZE(priv->dcrtc)) - res[i++] = r; else return -EINVAL; } @@ -131,13 +84,6 @@ static int armada_drm_load(struct drm_device *dev, unsigned long flags) platform_set_drvdata(dev->platformdev, dev); dev->dev_private = priv; - /* Get the implementation specific driver data. */ - id = platform_get_device_id(dev->platformdev); - if (!id) - return -ENXIO; - - variant = (const struct armada_variant *)id->driver_data; - INIT_WORK(&priv->fb_unref_work, armada_drm_unref_work); INIT_KFIFO(priv->fb_unref); @@ -157,34 +103,9 @@ static int armada_drm_load(struct drm_device *dev, unsigned long flags) dev->mode_config.funcs = &armada_drm_mode_config_funcs; drm_mm_init(&priv->linear, mem->start, resource_size(mem)); - /* Create all LCD controllers */ - for (n = 0; n < ARRAY_SIZE(priv->dcrtc); n++) { - int irq; - - if (!res[n]) - break; - - irq = platform_get_irq(dev->platformdev, n); - if (irq < 0) - goto err_kms; - - ret = armada_drm_crtc_create(dev, dev->dev, res[n], irq, - variant, NULL); - if (ret) - goto err_kms; - } - - if (is_componentized(dev->dev)) { - ret = component_bind_all(dev->dev, dev); - if (ret) - goto err_kms; - } else { -#ifdef CONFIG_DRM_ARMADA_TDA1998X - ret = armada_drm_connector_slave_create(dev, &tda19988_config); - if (ret) - goto err_kms; -#endif - } + ret = component_bind_all(dev->dev, dev); + if (ret) + goto err_kms; ret = drm_vblank_init(dev, dev->mode_config.num_crtc); if (ret) @@ -202,8 +123,7 @@ static int armada_drm_load(struct drm_device *dev, unsigned long flags) return 0; err_comp: - if (is_componentized(dev->dev)) - component_unbind_all(dev->dev, dev); + component_unbind_all(dev->dev, dev); err_kms: drm_mode_config_cleanup(dev); drm_mm_takedown(&priv->linear); @@ -219,8 +139,7 @@ static int armada_drm_unload(struct drm_device *dev) drm_kms_helper_poll_fini(dev); armada_fbdev_fini(dev); - if (is_componentized(dev->dev)) - component_unbind_all(dev->dev, dev); + component_unbind_all(dev->dev, dev); drm_mode_config_cleanup(dev); drm_mm_takedown(&priv->linear); @@ -230,60 +149,24 @@ static int armada_drm_unload(struct drm_device *dev) return 0; } -void armada_drm_vbl_event_add(struct armada_crtc *dcrtc, - struct armada_vbl_event *evt) -{ - unsigned long flags; - - spin_lock_irqsave(&dcrtc->irq_lock, flags); - if (list_empty(&evt->node)) { - list_add_tail(&evt->node, &dcrtc->vbl_list); - - drm_vblank_get(dcrtc->crtc.dev, dcrtc->num); - } - spin_unlock_irqrestore(&dcrtc->irq_lock, flags); -} - -void armada_drm_vbl_event_remove(struct armada_crtc *dcrtc, - struct armada_vbl_event *evt) -{ - if (!list_empty(&evt->node)) { - list_del_init(&evt->node); - drm_vblank_put(dcrtc->crtc.dev, dcrtc->num); - } -} - -void armada_drm_vbl_event_remove_unlocked(struct armada_crtc *dcrtc, - struct armada_vbl_event *evt) -{ - unsigned long flags; - - spin_lock_irqsave(&dcrtc->irq_lock, flags); - armada_drm_vbl_event_remove(dcrtc, evt); - spin_unlock_irqrestore(&dcrtc->irq_lock, flags); -} - /* These are called under the vbl_lock. */ -static int armada_drm_enable_vblank(struct drm_device *dev, int crtc) +static int armada_drm_enable_vblank(struct drm_device *dev, unsigned int pipe) { struct armada_private *priv = dev->dev_private; - armada_drm_crtc_enable_irq(priv->dcrtc[crtc], VSYNC_IRQ_ENA); + armada_drm_crtc_enable_irq(priv->dcrtc[pipe], VSYNC_IRQ_ENA); return 0; } -static void armada_drm_disable_vblank(struct drm_device *dev, int crtc) +static void armada_drm_disable_vblank(struct drm_device *dev, unsigned int pipe) { struct armada_private *priv = dev->dev_private; - armada_drm_crtc_disable_irq(priv->dcrtc[crtc], VSYNC_IRQ_ENA); + armada_drm_crtc_disable_irq(priv->dcrtc[pipe], VSYNC_IRQ_ENA); } static struct drm_ioctl_desc armada_ioctls[] = { - DRM_IOCTL_DEF_DRV(ARMADA_GEM_CREATE, armada_gem_create_ioctl, - DRM_UNLOCKED), - DRM_IOCTL_DEF_DRV(ARMADA_GEM_MMAP, armada_gem_mmap_ioctl, - DRM_UNLOCKED), - DRM_IOCTL_DEF_DRV(ARMADA_GEM_PWRITE, armada_gem_pwrite_ioctl, - DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(ARMADA_GEM_CREATE, armada_gem_create_ioctl,0), + DRM_IOCTL_DEF_DRV(ARMADA_GEM_MMAP, armada_gem_mmap_ioctl, 0), + DRM_IOCTL_DEF_DRV(ARMADA_GEM_PWRITE, armada_gem_pwrite_ioctl, 0), }; static void armada_drm_lastclose(struct drm_device *dev) @@ -310,7 +193,7 @@ static struct drm_driver armada_drm_driver = { .lastclose = armada_drm_lastclose, .unload = armada_drm_unload, .set_busid = drm_platform_set_busid, - .get_vblank_counter = drm_vblank_count, + .get_vblank_counter = drm_vblank_no_hw_counter, .enable_vblank = armada_drm_enable_vblank, .disable_vblank = armada_drm_disable_vblank, #ifdef CONFIG_DEBUG_FS @@ -380,43 +263,29 @@ static void armada_add_endpoints(struct device *dev, } } -static int armada_drm_find_components(struct device *dev, - struct component_match **match) -{ - struct device_node *port; - int i; - - if (dev->of_node) { - struct device_node *np = dev->of_node; - - for (i = 0; ; i++) { - port = of_parse_phandle(np, "ports", i); - if (!port) - break; - - component_match_add(dev, match, compare_of, port); - of_node_put(port); - } +static const struct component_master_ops armada_master_ops = { + .bind = armada_drm_bind, + .unbind = armada_drm_unbind, +}; - if (i == 0) { - dev_err(dev, "missing 'ports' property\n"); - return -ENODEV; - } +static int armada_drm_probe(struct platform_device *pdev) +{ + struct component_match *match = NULL; + struct device *dev = &pdev->dev; + int ret; - for (i = 0; ; i++) { - port = of_parse_phandle(np, "ports", i); - if (!port) - break; + ret = drm_of_component_probe(dev, compare_dev_name, &armada_master_ops); + if (ret != -EINVAL) + return ret; - armada_add_endpoints(dev, match, port); - of_node_put(port); - } - } else if (dev->platform_data) { + if (dev->platform_data) { char **devices = dev->platform_data; + struct device_node *port; struct device *d; + int i; for (i = 0; devices[i]; i++) - component_match_add(dev, match, compare_dev_name, + component_match_add(dev, &match, compare_dev_name, devices[i]); if (i == 0) { @@ -426,56 +295,30 @@ static int armada_drm_find_components(struct device *dev, for (i = 0; devices[i]; i++) { d = bus_find_device_by_name(&platform_bus_type, NULL, - devices[i]); + devices[i]); if (d && d->of_node) { for_each_child_of_node(d->of_node, port) - armada_add_endpoints(dev, match, port); + armada_add_endpoints(dev, &match, port); } put_device(d); } } - return 0; -} - -static const struct component_master_ops armada_master_ops = { - .bind = armada_drm_bind, - .unbind = armada_drm_unbind, -}; - -static int armada_drm_probe(struct platform_device *pdev) -{ - if (is_componentized(&pdev->dev)) { - struct component_match *match = NULL; - int ret; - - ret = armada_drm_find_components(&pdev->dev, &match); - if (ret < 0) - return ret; - - return component_master_add_with_match(&pdev->dev, - &armada_master_ops, match); - } else { - return drm_platform_init(&armada_drm_driver, pdev); - } + return component_master_add_with_match(&pdev->dev, &armada_master_ops, + match); } static int armada_drm_remove(struct platform_device *pdev) { - if (is_componentized(&pdev->dev)) - component_master_del(&pdev->dev, &armada_master_ops); - else - drm_put_dev(platform_get_drvdata(pdev)); + component_master_del(&pdev->dev, &armada_master_ops); return 0; } static const struct platform_device_id armada_drm_platform_ids[] = { { .name = "armada-drm", - .driver_data = (unsigned long)&armada510_ops, }, { .name = "armada-510-drm", - .driver_data = (unsigned long)&armada510_ops, }, { }, }; diff --git a/kernel/drivers/gpu/drm/armada/armada_fbdev.c b/kernel/drivers/gpu/drm/armada/armada_fbdev.c index 7838e731b..7d03c51ab 100644 --- a/kernel/drivers/gpu/drm/armada/armada_fbdev.c +++ b/kernel/drivers/gpu/drm/armada/armada_fbdev.c @@ -22,9 +22,9 @@ static /*const*/ struct fb_ops armada_fb_ops = { .owner = THIS_MODULE, .fb_check_var = drm_fb_helper_check_var, .fb_set_par = drm_fb_helper_set_par, - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, + .fb_fillrect = drm_fb_helper_cfb_fillrect, + .fb_copyarea = drm_fb_helper_cfb_copyarea, + .fb_imageblit = drm_fb_helper_cfb_imageblit, .fb_pan_display = drm_fb_helper_pan_display, .fb_blank = drm_fb_helper_blank, .fb_setcmap = drm_fb_helper_setcmap, @@ -80,18 +80,12 @@ static int armada_fb_create(struct drm_fb_helper *fbh, if (IS_ERR(dfb)) return PTR_ERR(dfb); - info = framebuffer_alloc(0, dev->dev); - if (!info) { - ret = -ENOMEM; + info = drm_fb_helper_alloc_fbi(fbh); + if (IS_ERR(info)) { + ret = PTR_ERR(info); goto err_fballoc; } - ret = fb_alloc_cmap(&info->cmap, 256, 0); - if (ret) { - ret = -ENOMEM; - goto err_fbcmap; - } - strlcpy(info->fix.id, "armada-drmfb", sizeof(info->fix.id)); info->par = fbh; info->flags = FBINFO_DEFAULT | FBINFO_CAN_FORCE_OUTPUT; @@ -101,7 +95,7 @@ static int armada_fb_create(struct drm_fb_helper *fbh, info->screen_size = obj->obj.size; info->screen_base = ptr; fbh->fb = &dfb->fb; - fbh->fbdev = info; + drm_fb_helper_fill_fix(info, dfb->fb.pitches[0], dfb->fb.depth); drm_fb_helper_fill_var(info, fbh, sizes->fb_width, sizes->fb_height); @@ -111,8 +105,6 @@ static int armada_fb_create(struct drm_fb_helper *fbh, return 0; - err_fbcmap: - framebuffer_release(info); err_fballoc: dfb->fb.funcs->destroy(&dfb->fb); return ret; @@ -171,6 +163,7 @@ int armada_fbdev_init(struct drm_device *dev) return 0; err_fb_setup: + drm_fb_helper_release_fbi(fbh); drm_fb_helper_fini(fbh); err_fb_helper: priv->fbdev = NULL; @@ -191,14 +184,8 @@ void armada_fbdev_fini(struct drm_device *dev) struct drm_fb_helper *fbh = priv->fbdev; if (fbh) { - struct fb_info *info = fbh->fbdev; - - if (info) { - unregister_framebuffer(info); - if (info->cmap.len) - fb_dealloc_cmap(&info->cmap); - framebuffer_release(info); - } + drm_fb_helper_unregister_fbi(fbh); + drm_fb_helper_release_fbi(fbh); drm_fb_helper_fini(fbh); diff --git a/kernel/drivers/gpu/drm/armada/armada_gem.c b/kernel/drivers/gpu/drm/armada/armada_gem.c index 580e10aca..60a688ef8 100644 --- a/kernel/drivers/gpu/drm/armada/armada_gem.c +++ b/kernel/drivers/gpu/drm/armada/armada_gem.c @@ -69,8 +69,9 @@ void armada_gem_free_object(struct drm_gem_object *obj) if (dobj->obj.import_attach) { /* We only ever display imported data */ - dma_buf_unmap_attachment(dobj->obj.import_attach, dobj->sgt, - DMA_TO_DEVICE); + if (dobj->sgt) + dma_buf_unmap_attachment(dobj->obj.import_attach, + dobj->sgt, DMA_TO_DEVICE); drm_prime_gem_destroy(&dobj->obj, NULL); } diff --git a/kernel/drivers/gpu/drm/armada/armada_output.c b/kernel/drivers/gpu/drm/armada/armada_output.c deleted file mode 100644 index abbc309fe..000000000 --- a/kernel/drivers/gpu/drm/armada/armada_output.c +++ /dev/null @@ -1,158 +0,0 @@ -/* - * Copyright (C) 2012 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#include <drm/drmP.h> -#include <drm/drm_crtc_helper.h> -#include <drm/drm_edid.h> -#include <drm/drm_encoder_slave.h> -#include "armada_output.h" -#include "armada_drm.h" - -struct armada_connector { - struct drm_connector conn; - const struct armada_output_type *type; -}; - -#define drm_to_armada_conn(c) container_of(c, struct armada_connector, conn) - -struct drm_encoder *armada_drm_connector_encoder(struct drm_connector *conn) -{ - struct drm_encoder *enc = conn->encoder; - - return enc ? enc : drm_encoder_find(conn->dev, conn->encoder_ids[0]); -} - -static enum drm_connector_status armada_drm_connector_detect( - struct drm_connector *conn, bool force) -{ - struct armada_connector *dconn = drm_to_armada_conn(conn); - enum drm_connector_status status = connector_status_disconnected; - - if (dconn->type->detect) { - status = dconn->type->detect(conn, force); - } else { - struct drm_encoder *enc = armada_drm_connector_encoder(conn); - - if (enc) - status = encoder_helper_funcs(enc)->detect(enc, conn); - } - - return status; -} - -static void armada_drm_connector_destroy(struct drm_connector *conn) -{ - struct armada_connector *dconn = drm_to_armada_conn(conn); - - drm_connector_unregister(conn); - drm_connector_cleanup(conn); - kfree(dconn); -} - -static int armada_drm_connector_set_property(struct drm_connector *conn, - struct drm_property *property, uint64_t value) -{ - struct armada_connector *dconn = drm_to_armada_conn(conn); - - if (!dconn->type->set_property) - return -EINVAL; - - return dconn->type->set_property(conn, property, value); -} - -static const struct drm_connector_funcs armada_drm_conn_funcs = { - .dpms = drm_helper_connector_dpms, - .fill_modes = drm_helper_probe_single_connector_modes, - .detect = armada_drm_connector_detect, - .destroy = armada_drm_connector_destroy, - .set_property = armada_drm_connector_set_property, -}; - -void armada_drm_encoder_prepare(struct drm_encoder *encoder) -{ - encoder_helper_funcs(encoder)->dpms(encoder, DRM_MODE_DPMS_OFF); -} - -void armada_drm_encoder_commit(struct drm_encoder *encoder) -{ - encoder_helper_funcs(encoder)->dpms(encoder, DRM_MODE_DPMS_ON); -} - -bool armada_drm_encoder_mode_fixup(struct drm_encoder *encoder, - const struct drm_display_mode *mode, struct drm_display_mode *adjusted) -{ - return true; -} - -/* Shouldn't this be a generic helper function? */ -int armada_drm_slave_encoder_mode_valid(struct drm_connector *conn, - struct drm_display_mode *mode) -{ - struct drm_encoder *encoder = armada_drm_connector_encoder(conn); - int valid = MODE_BAD; - - if (encoder) { - struct drm_encoder_slave *slave = to_encoder_slave(encoder); - - valid = slave->slave_funcs->mode_valid(encoder, mode); - } - return valid; -} - -int armada_drm_slave_encoder_set_property(struct drm_connector *conn, - struct drm_property *property, uint64_t value) -{ - struct drm_encoder *encoder = armada_drm_connector_encoder(conn); - int rc = -EINVAL; - - if (encoder) { - struct drm_encoder_slave *slave = to_encoder_slave(encoder); - - rc = slave->slave_funcs->set_property(encoder, conn, property, - value); - } - return rc; -} - -int armada_output_create(struct drm_device *dev, - const struct armada_output_type *type, const void *data) -{ - struct armada_connector *dconn; - int ret; - - dconn = kzalloc(sizeof(*dconn), GFP_KERNEL); - if (!dconn) - return -ENOMEM; - - dconn->type = type; - - ret = drm_connector_init(dev, &dconn->conn, &armada_drm_conn_funcs, - type->connector_type); - if (ret) { - DRM_ERROR("unable to init connector\n"); - goto err_destroy_dconn; - } - - ret = type->create(&dconn->conn, data); - if (ret) - goto err_conn; - - ret = drm_connector_register(&dconn->conn); - if (ret) - goto err_sysfs; - - return 0; - - err_sysfs: - if (dconn->conn.encoder) - dconn->conn.encoder->funcs->destroy(dconn->conn.encoder); - err_conn: - drm_connector_cleanup(&dconn->conn); - err_destroy_dconn: - kfree(dconn); - return ret; -} diff --git a/kernel/drivers/gpu/drm/armada/armada_output.h b/kernel/drivers/gpu/drm/armada/armada_output.h deleted file mode 100644 index 3c4023e14..000000000 --- a/kernel/drivers/gpu/drm/armada/armada_output.h +++ /dev/null @@ -1,39 +0,0 @@ -/* - * Copyright (C) 2012 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#ifndef ARMADA_CONNETOR_H -#define ARMADA_CONNETOR_H - -#define encoder_helper_funcs(encoder) \ - ((const struct drm_encoder_helper_funcs *)encoder->helper_private) - -struct armada_output_type { - int connector_type; - enum drm_connector_status (*detect)(struct drm_connector *, bool); - int (*create)(struct drm_connector *, const void *); - int (*set_property)(struct drm_connector *, struct drm_property *, - uint64_t); -}; - -struct drm_encoder *armada_drm_connector_encoder(struct drm_connector *conn); - -void armada_drm_encoder_prepare(struct drm_encoder *encoder); -void armada_drm_encoder_commit(struct drm_encoder *encoder); - -bool armada_drm_encoder_mode_fixup(struct drm_encoder *encoder, - const struct drm_display_mode *mode, struct drm_display_mode *adj); - -int armada_drm_slave_encoder_mode_valid(struct drm_connector *conn, - struct drm_display_mode *mode); - -int armada_drm_slave_encoder_set_property(struct drm_connector *conn, - struct drm_property *property, uint64_t value); - -int armada_output_create(struct drm_device *dev, - const struct armada_output_type *type, const void *data); - -#endif diff --git a/kernel/drivers/gpu/drm/armada/armada_overlay.c b/kernel/drivers/gpu/drm/armada/armada_overlay.c index c5b06fdb4..5c22b380f 100644 --- a/kernel/drivers/gpu/drm/armada/armada_overlay.c +++ b/kernel/drivers/gpu/drm/armada/armada_overlay.c @@ -7,6 +7,7 @@ * published by the Free Software Foundation. */ #include <drm/drmP.h> +#include <drm/drm_plane_helper.h> #include "armada_crtc.h" #include "armada_drm.h" #include "armada_fb.h" @@ -15,7 +16,7 @@ #include <drm/armada_drm.h> #include "armada_ioctlP.h" -struct armada_plane_properties { +struct armada_ovl_plane_properties { uint32_t colorkey_yr; uint32_t colorkey_ug; uint32_t colorkey_vb; @@ -28,26 +29,25 @@ struct armada_plane_properties { uint32_t colorkey_mode; }; -struct armada_plane { - struct drm_plane base; - spinlock_t lock; +struct armada_ovl_plane { + struct armada_plane base; struct drm_framebuffer *old_fb; uint32_t src_hw; uint32_t dst_hw; uint32_t dst_yx; uint32_t ctrl0; struct { - struct armada_vbl_event update; + struct armada_plane_work work; struct armada_regs regs[13]; - wait_queue_head_t wait; } vbl; - struct armada_plane_properties prop; + struct armada_ovl_plane_properties prop; }; -#define drm_to_armada_plane(p) container_of(p, struct armada_plane, base) +#define drm_to_armada_ovl_plane(p) \ + container_of(p, struct armada_ovl_plane, base.base) static void -armada_ovl_update_attr(struct armada_plane_properties *prop, +armada_ovl_update_attr(struct armada_ovl_plane_properties *prop, struct armada_crtc *dcrtc) { writel_relaxed(prop->colorkey_yr, dcrtc->base + LCD_SPU_COLORKEY_Y); @@ -70,61 +70,68 @@ armada_ovl_update_attr(struct armada_plane_properties *prop, spin_unlock_irq(&dcrtc->irq_lock); } -/* === Plane support === */ -static void armada_plane_vbl(struct armada_crtc *dcrtc, void *data) +static void armada_ovl_retire_fb(struct armada_ovl_plane *dplane, + struct drm_framebuffer *fb) { - struct armada_plane *dplane = data; - struct drm_framebuffer *fb; - - armada_drm_crtc_update_regs(dcrtc, dplane->vbl.regs); + struct drm_framebuffer *old_fb; - spin_lock(&dplane->lock); - fb = dplane->old_fb; - dplane->old_fb = NULL; - spin_unlock(&dplane->lock); + old_fb = xchg(&dplane->old_fb, fb); - if (fb) - armada_drm_queue_unref_work(dcrtc->crtc.dev, fb); + if (old_fb) + armada_drm_queue_unref_work(dplane->base.base.dev, old_fb); } -static unsigned armada_limit(int start, unsigned size, unsigned max) +/* === Plane support === */ +static void armada_ovl_plane_work(struct armada_crtc *dcrtc, + struct armada_plane *plane, struct armada_plane_work *work) { - int end = start + size; - if (end < 0) - return 0; - if (start < 0) - start = 0; - return (unsigned)end > max ? max - start : end - start; + struct armada_ovl_plane *dplane = container_of(plane, struct armada_ovl_plane, base); + + armada_drm_crtc_update_regs(dcrtc, dplane->vbl.regs); + armada_ovl_retire_fb(dplane, NULL); } static int -armada_plane_update(struct drm_plane *plane, struct drm_crtc *crtc, +armada_ovl_plane_update(struct drm_plane *plane, struct drm_crtc *crtc, struct drm_framebuffer *fb, int crtc_x, int crtc_y, unsigned crtc_w, unsigned crtc_h, uint32_t src_x, uint32_t src_y, uint32_t src_w, uint32_t src_h) { - struct armada_plane *dplane = drm_to_armada_plane(plane); + struct armada_ovl_plane *dplane = drm_to_armada_ovl_plane(plane); struct armada_crtc *dcrtc = drm_to_armada_crtc(crtc); + struct drm_rect src = { + .x1 = src_x, + .y1 = src_y, + .x2 = src_x + src_w, + .y2 = src_y + src_h, + }; + struct drm_rect dest = { + .x1 = crtc_x, + .y1 = crtc_y, + .x2 = crtc_x + crtc_w, + .y2 = crtc_y + crtc_h, + }; + const struct drm_rect clip = { + .x2 = crtc->mode.hdisplay, + .y2 = crtc->mode.vdisplay, + }; uint32_t val, ctrl0; unsigned idx = 0; + bool visible; int ret; - crtc_w = armada_limit(crtc_x, crtc_w, dcrtc->crtc.mode.hdisplay); - crtc_h = armada_limit(crtc_y, crtc_h, dcrtc->crtc.mode.vdisplay); + ret = drm_plane_helper_check_update(plane, crtc, fb, &src, &dest, &clip, + 0, INT_MAX, true, false, &visible); + if (ret) + return ret; + ctrl0 = CFG_DMA_FMT(drm_fb_to_armada_fb(fb)->fmt) | CFG_DMA_MOD(drm_fb_to_armada_fb(fb)->mod) | CFG_CBSH_ENA | CFG_DMA_HSMOOTH | CFG_DMA_ENA; /* Does the position/size result in nothing to display? */ - if (crtc_w == 0 || crtc_h == 0) { + if (!visible) ctrl0 &= ~CFG_DMA_ENA; - } - - /* - * FIXME: if the starting point is off screen, we need to - * adjust src_x, src_y, src_w, src_h appropriately, and - * according to the scale. - */ if (!dcrtc->plane) { dcrtc->plane = plane; @@ -134,15 +141,19 @@ armada_plane_update(struct drm_plane *plane, struct drm_crtc *crtc, /* FIXME: overlay on an interlaced display */ /* Just updating the position/size? */ if (plane->fb == fb && dplane->ctrl0 == ctrl0) { - val = (src_h & 0xffff0000) | src_w >> 16; + val = (drm_rect_height(&src) & 0xffff0000) | + drm_rect_width(&src) >> 16; dplane->src_hw = val; writel_relaxed(val, dcrtc->base + LCD_SPU_DMA_HPXL_VLN); - val = crtc_h << 16 | crtc_w; + + val = drm_rect_height(&dest) << 16 | drm_rect_width(&dest); dplane->dst_hw = val; writel_relaxed(val, dcrtc->base + LCD_SPU_DZM_HPXL_VLN); - val = crtc_y << 16 | crtc_x; + + val = dest.y1 << 16 | dest.x1; dplane->dst_yx = val; writel_relaxed(val, dcrtc->base + LCD_SPU_DMA_OVSA_HPXL_VLN); + return 0; } else if (~dplane->ctrl0 & ctrl0 & CFG_DMA_ENA) { /* Power up the Y/U/V FIFOs on ENA 0->1 transitions */ @@ -150,15 +161,13 @@ armada_plane_update(struct drm_plane *plane, struct drm_crtc *crtc, dcrtc->base + LCD_SPU_SRAM_PARA1); } - ret = wait_event_timeout(dplane->vbl.wait, - list_empty(&dplane->vbl.update.node), - HZ/25); - if (ret < 0) - return ret; + if (armada_drm_plane_work_wait(&dplane->base, HZ / 25) == 0) + armada_drm_plane_work_cancel(dcrtc, &dplane->base); if (plane->fb != fb) { struct armada_gem_object *obj = drm_fb_obj(fb); - uint32_t sy, su, sv; + uint32_t addr[3], pixel_format; + int i, num_planes, hsub; /* * Take a reference on the new framebuffer - we want to @@ -166,38 +175,42 @@ armada_plane_update(struct drm_plane *plane, struct drm_crtc *crtc, */ drm_framebuffer_reference(fb); - if (plane->fb) { - struct drm_framebuffer *older_fb; - - spin_lock_irq(&dplane->lock); - older_fb = dplane->old_fb; - dplane->old_fb = plane->fb; - spin_unlock_irq(&dplane->lock); - if (older_fb) - armada_drm_queue_unref_work(dcrtc->crtc.dev, - older_fb); - } - - src_y >>= 16; - src_x >>= 16; - sy = obj->dev_addr + fb->offsets[0] + src_y * fb->pitches[0] + - src_x * fb->bits_per_pixel / 8; - su = obj->dev_addr + fb->offsets[1] + src_y * fb->pitches[1] + - src_x; - sv = obj->dev_addr + fb->offsets[2] + src_y * fb->pitches[2] + - src_x; - - armada_reg_queue_set(dplane->vbl.regs, idx, sy, + if (plane->fb) + armada_ovl_retire_fb(dplane, plane->fb); + + src_y = src.y1 >> 16; + src_x = src.x1 >> 16; + + pixel_format = fb->pixel_format; + hsub = drm_format_horz_chroma_subsampling(pixel_format); + num_planes = drm_format_num_planes(pixel_format); + + /* + * Annoyingly, shifting a YUYV-format image by one pixel + * causes the U/V planes to toggle. Toggle the UV swap. + * (Unfortunately, this causes momentary colour flickering.) + */ + if (src_x & (hsub - 1) && num_planes == 1) + ctrl0 ^= CFG_DMA_MOD(CFG_SWAPUV); + + for (i = 0; i < num_planes; i++) + addr[i] = obj->dev_addr + fb->offsets[i] + + src_y * fb->pitches[i] + + src_x * drm_format_plane_cpp(pixel_format, i); + for (; i < ARRAY_SIZE(addr); i++) + addr[i] = 0; + + armada_reg_queue_set(dplane->vbl.regs, idx, addr[0], LCD_SPU_DMA_START_ADDR_Y0); - armada_reg_queue_set(dplane->vbl.regs, idx, su, + armada_reg_queue_set(dplane->vbl.regs, idx, addr[1], LCD_SPU_DMA_START_ADDR_U0); - armada_reg_queue_set(dplane->vbl.regs, idx, sv, + armada_reg_queue_set(dplane->vbl.regs, idx, addr[2], LCD_SPU_DMA_START_ADDR_V0); - armada_reg_queue_set(dplane->vbl.regs, idx, sy, + armada_reg_queue_set(dplane->vbl.regs, idx, addr[0], LCD_SPU_DMA_START_ADDR_Y1); - armada_reg_queue_set(dplane->vbl.regs, idx, su, + armada_reg_queue_set(dplane->vbl.regs, idx, addr[1], LCD_SPU_DMA_START_ADDR_U1); - armada_reg_queue_set(dplane->vbl.regs, idx, sv, + armada_reg_queue_set(dplane->vbl.regs, idx, addr[2], LCD_SPU_DMA_START_ADDR_V1); val = fb->pitches[0] << 16 | fb->pitches[0]; @@ -208,24 +221,27 @@ armada_plane_update(struct drm_plane *plane, struct drm_crtc *crtc, LCD_SPU_DMA_PITCH_UV); } - val = (src_h & 0xffff0000) | src_w >> 16; + val = (drm_rect_height(&src) & 0xffff0000) | drm_rect_width(&src) >> 16; if (dplane->src_hw != val) { dplane->src_hw = val; armada_reg_queue_set(dplane->vbl.regs, idx, val, LCD_SPU_DMA_HPXL_VLN); } - val = crtc_h << 16 | crtc_w; + + val = drm_rect_height(&dest) << 16 | drm_rect_width(&dest); if (dplane->dst_hw != val) { dplane->dst_hw = val; armada_reg_queue_set(dplane->vbl.regs, idx, val, LCD_SPU_DZM_HPXL_VLN); } - val = crtc_y << 16 | crtc_x; + + val = dest.y1 << 16 | dest.x1; if (dplane->dst_yx != val) { dplane->dst_yx = val; armada_reg_queue_set(dplane->vbl.regs, idx, val, LCD_SPU_DMA_OVSA_HPXL_VLN); } + if (dplane->ctrl0 != ctrl0) { dplane->ctrl0 = ctrl0; armada_reg_queue_mod(dplane->vbl.regs, idx, ctrl0, @@ -237,56 +253,50 @@ armada_plane_update(struct drm_plane *plane, struct drm_crtc *crtc, } if (idx) { armada_reg_queue_end(dplane->vbl.regs, idx); - armada_drm_vbl_event_add(dcrtc, &dplane->vbl.update); + armada_drm_plane_work_queue(dcrtc, &dplane->base, + &dplane->vbl.work); } return 0; } -static int armada_plane_disable(struct drm_plane *plane) +static int armada_ovl_plane_disable(struct drm_plane *plane) { - struct armada_plane *dplane = drm_to_armada_plane(plane); + struct armada_ovl_plane *dplane = drm_to_armada_ovl_plane(plane); struct drm_framebuffer *fb; struct armada_crtc *dcrtc; - if (!dplane->base.crtc) + if (!dplane->base.base.crtc) return 0; - dcrtc = drm_to_armada_crtc(dplane->base.crtc); - dcrtc->plane = NULL; + dcrtc = drm_to_armada_crtc(dplane->base.base.crtc); - spin_lock_irq(&dcrtc->irq_lock); - armada_drm_vbl_event_remove(dcrtc, &dplane->vbl.update); - armada_updatel(0, CFG_DMA_ENA, dcrtc->base + LCD_SPU_DMA_CTRL0); - dplane->ctrl0 = 0; - spin_unlock_irq(&dcrtc->irq_lock); + armada_drm_plane_work_cancel(dcrtc, &dplane->base); + armada_drm_crtc_plane_disable(dcrtc, plane); - /* Power down the Y/U/V FIFOs */ - armada_updatel(CFG_PDWN16x66 | CFG_PDWN32x66, 0, - dcrtc->base + LCD_SPU_SRAM_PARA1); - - if (plane->fb) - drm_framebuffer_unreference(plane->fb); + dcrtc->plane = NULL; + dplane->ctrl0 = 0; - spin_lock_irq(&dplane->lock); - fb = dplane->old_fb; - dplane->old_fb = NULL; - spin_unlock_irq(&dplane->lock); + fb = xchg(&dplane->old_fb, NULL); if (fb) drm_framebuffer_unreference(fb); return 0; } -static void armada_plane_destroy(struct drm_plane *plane) +static void armada_ovl_plane_destroy(struct drm_plane *plane) { - kfree(plane); + struct armada_ovl_plane *dplane = drm_to_armada_ovl_plane(plane); + + drm_plane_cleanup(plane); + + kfree(dplane); } -static int armada_plane_set_property(struct drm_plane *plane, +static int armada_ovl_plane_set_property(struct drm_plane *plane, struct drm_property *property, uint64_t val) { struct armada_private *priv = plane->dev->dev_private; - struct armada_plane *dplane = drm_to_armada_plane(plane); + struct armada_ovl_plane *dplane = drm_to_armada_ovl_plane(plane); bool update_attr = false; if (property == priv->colorkey_prop) { @@ -343,21 +353,21 @@ static int armada_plane_set_property(struct drm_plane *plane, update_attr = true; } - if (update_attr && dplane->base.crtc) + if (update_attr && dplane->base.base.crtc) armada_ovl_update_attr(&dplane->prop, - drm_to_armada_crtc(dplane->base.crtc)); + drm_to_armada_crtc(dplane->base.base.crtc)); return 0; } -static const struct drm_plane_funcs armada_plane_funcs = { - .update_plane = armada_plane_update, - .disable_plane = armada_plane_disable, - .destroy = armada_plane_destroy, - .set_property = armada_plane_set_property, +static const struct drm_plane_funcs armada_ovl_plane_funcs = { + .update_plane = armada_ovl_plane_update, + .disable_plane = armada_ovl_plane_disable, + .destroy = armada_ovl_plane_destroy, + .set_property = armada_ovl_plane_set_property, }; -static const uint32_t armada_formats[] = { +static const uint32_t armada_ovl_formats[] = { DRM_FORMAT_UYVY, DRM_FORMAT_YUYV, DRM_FORMAT_YUV420, @@ -427,7 +437,7 @@ int armada_overlay_plane_create(struct drm_device *dev, unsigned long crtcs) { struct armada_private *priv = dev->dev_private; struct drm_mode_object *mobj; - struct armada_plane *dplane; + struct armada_ovl_plane *dplane; int ret; ret = armada_overlay_create_properties(dev); @@ -438,13 +448,23 @@ int armada_overlay_plane_create(struct drm_device *dev, unsigned long crtcs) if (!dplane) return -ENOMEM; - spin_lock_init(&dplane->lock); - init_waitqueue_head(&dplane->vbl.wait); - armada_drm_vbl_event_init(&dplane->vbl.update, armada_plane_vbl, - dplane); + ret = armada_drm_plane_init(&dplane->base); + if (ret) { + kfree(dplane); + return ret; + } + + dplane->vbl.work.fn = armada_ovl_plane_work; - drm_plane_init(dev, &dplane->base, crtcs, &armada_plane_funcs, - armada_formats, ARRAY_SIZE(armada_formats), false); + ret = drm_universal_plane_init(dev, &dplane->base.base, crtcs, + &armada_ovl_plane_funcs, + armada_ovl_formats, + ARRAY_SIZE(armada_ovl_formats), + DRM_PLANE_TYPE_OVERLAY); + if (ret) { + kfree(dplane); + return ret; + } dplane->prop.colorkey_yr = 0xfefefe00; dplane->prop.colorkey_ug = 0x01010100; @@ -454,7 +474,7 @@ int armada_overlay_plane_create(struct drm_device *dev, unsigned long crtcs) dplane->prop.contrast = 0x4000; dplane->prop.saturation = 0x4000; - mobj = &dplane->base.base; + mobj = &dplane->base.base.base; drm_object_attach_property(mobj, priv->colorkey_prop, 0x0101fe); drm_object_attach_property(mobj, priv->colorkey_min_prop, diff --git a/kernel/drivers/gpu/drm/armada/armada_slave.c b/kernel/drivers/gpu/drm/armada/armada_slave.c deleted file mode 100644 index 00d0facb4..000000000 --- a/kernel/drivers/gpu/drm/armada/armada_slave.c +++ /dev/null @@ -1,139 +0,0 @@ -/* - * Copyright (C) 2012 Russell King - * Rewritten from the dovefb driver, and Armada510 manuals. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#include <drm/drmP.h> -#include <drm/drm_crtc_helper.h> -#include <drm/drm_edid.h> -#include <drm/drm_encoder_slave.h> -#include "armada_drm.h" -#include "armada_output.h" -#include "armada_slave.h" - -static int armada_drm_slave_get_modes(struct drm_connector *conn) -{ - struct drm_encoder *enc = armada_drm_connector_encoder(conn); - int count = 0; - - if (enc) { - struct drm_encoder_slave *slave = to_encoder_slave(enc); - - count = slave->slave_funcs->get_modes(enc, conn); - } - - return count; -} - -static void armada_drm_slave_destroy(struct drm_encoder *enc) -{ - struct drm_encoder_slave *slave = to_encoder_slave(enc); - struct i2c_client *client = drm_i2c_encoder_get_client(enc); - - if (slave->slave_funcs) - slave->slave_funcs->destroy(enc); - if (client) - i2c_put_adapter(client->adapter); - - drm_encoder_cleanup(&slave->base); - kfree(slave); -} - -static const struct drm_encoder_funcs armada_drm_slave_encoder_funcs = { - .destroy = armada_drm_slave_destroy, -}; - -static const struct drm_connector_helper_funcs armada_drm_slave_helper_funcs = { - .get_modes = armada_drm_slave_get_modes, - .mode_valid = armada_drm_slave_encoder_mode_valid, - .best_encoder = armada_drm_connector_encoder, -}; - -static const struct drm_encoder_helper_funcs drm_slave_encoder_helpers = { - .dpms = drm_i2c_encoder_dpms, - .save = drm_i2c_encoder_save, - .restore = drm_i2c_encoder_restore, - .mode_fixup = drm_i2c_encoder_mode_fixup, - .prepare = drm_i2c_encoder_prepare, - .commit = drm_i2c_encoder_commit, - .mode_set = drm_i2c_encoder_mode_set, - .detect = drm_i2c_encoder_detect, -}; - -static int -armada_drm_conn_slave_create(struct drm_connector *conn, const void *data) -{ - const struct armada_drm_slave_config *config = data; - struct drm_encoder_slave *slave; - struct i2c_adapter *adap; - int ret; - - conn->interlace_allowed = config->interlace_allowed; - conn->doublescan_allowed = config->doublescan_allowed; - conn->polled = config->polled; - - drm_connector_helper_add(conn, &armada_drm_slave_helper_funcs); - - slave = kzalloc(sizeof(*slave), GFP_KERNEL); - if (!slave) - return -ENOMEM; - - slave->base.possible_crtcs = config->crtcs; - - adap = i2c_get_adapter(config->i2c_adapter_id); - if (!adap) { - kfree(slave); - return -EPROBE_DEFER; - } - - ret = drm_encoder_init(conn->dev, &slave->base, - &armada_drm_slave_encoder_funcs, - DRM_MODE_ENCODER_TMDS); - if (ret) { - DRM_ERROR("unable to init encoder\n"); - i2c_put_adapter(adap); - kfree(slave); - return ret; - } - - ret = drm_i2c_encoder_init(conn->dev, slave, adap, &config->info); - i2c_put_adapter(adap); - if (ret) { - DRM_ERROR("unable to init encoder slave\n"); - armada_drm_slave_destroy(&slave->base); - return ret; - } - - drm_encoder_helper_add(&slave->base, &drm_slave_encoder_helpers); - - ret = slave->slave_funcs->create_resources(&slave->base, conn); - if (ret) { - armada_drm_slave_destroy(&slave->base); - return ret; - } - - ret = drm_mode_connector_attach_encoder(conn, &slave->base); - if (ret) { - armada_drm_slave_destroy(&slave->base); - return ret; - } - - conn->encoder = &slave->base; - - return ret; -} - -static const struct armada_output_type armada_drm_conn_slave = { - .connector_type = DRM_MODE_CONNECTOR_HDMIA, - .create = armada_drm_conn_slave_create, - .set_property = armada_drm_slave_encoder_set_property, -}; - -int armada_drm_connector_slave_create(struct drm_device *dev, - const struct armada_drm_slave_config *config) -{ - return armada_output_create(dev, &armada_drm_conn_slave, config); -} diff --git a/kernel/drivers/gpu/drm/armada/armada_slave.h b/kernel/drivers/gpu/drm/armada/armada_slave.h deleted file mode 100644 index bf2374c96..000000000 --- a/kernel/drivers/gpu/drm/armada/armada_slave.h +++ /dev/null @@ -1,26 +0,0 @@ -/* - * Copyright (C) 2012 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#ifndef ARMADA_SLAVE_H -#define ARMADA_SLAVE_H - -#include <linux/i2c.h> -#include <drm/drmP.h> - -struct armada_drm_slave_config { - int i2c_adapter_id; - uint32_t crtcs; - uint8_t polled; - bool interlace_allowed; - bool doublescan_allowed; - struct i2c_board_info info; -}; - -int armada_drm_connector_slave_create(struct drm_device *dev, - const struct armada_drm_slave_config *); - -#endif |