From: Rob Clark rob@ti.com
Use tiled buffers for rotated/reflected scanout, with CRTC and plane properties as the interface for userspace to configure rotation.
Signed-off-by: Rob Clark rob@ti.com --- drivers/staging/omapdrm/omap_crtc.c | 10 +++ drivers/staging/omapdrm/omap_dmm_tiler.c | 47 ++++++++++++-- drivers/staging/omapdrm/omap_dmm_tiler.h | 17 ++++- drivers/staging/omapdrm/omap_drv.c | 17 +++++ drivers/staging/omapdrm/omap_drv.h | 32 +++++++++- drivers/staging/omapdrm/omap_fb.c | 99 +++++++++++++++++++++++++----- drivers/staging/omapdrm/omap_gem.c | 43 ++++++++++++- drivers/staging/omapdrm/omap_plane.c | 92 ++++++++++++++++++++------- 8 files changed, 311 insertions(+), 46 deletions(-)
diff --git a/drivers/staging/omapdrm/omap_crtc.c b/drivers/staging/omapdrm/omap_crtc.c index 62e0022..98a10bc 100644 --- a/drivers/staging/omapdrm/omap_crtc.c +++ b/drivers/staging/omapdrm/omap_crtc.c @@ -191,10 +191,18 @@ static int omap_crtc_page_flip_locked(struct drm_crtc *crtc, return 0; }
+static int omap_crtc_set_property(struct drm_crtc *crtc, + struct drm_property *property, uint64_t val) +{ + struct omap_crtc *omap_crtc = to_omap_crtc(crtc); + return omap_plane_set_property(omap_crtc->plane, property, val); +} + static const struct drm_crtc_funcs omap_crtc_funcs = { .set_config = drm_crtc_helper_set_config, .destroy = omap_crtc_destroy, .page_flip = omap_crtc_page_flip_locked, + .set_property = omap_crtc_set_property, };
static const struct drm_crtc_helper_funcs omap_crtc_helper_funcs = { @@ -231,6 +239,8 @@ struct drm_crtc *omap_crtc_init(struct drm_device *dev, drm_crtc_init(dev, crtc, &omap_crtc_funcs); drm_crtc_helper_add(crtc, &omap_crtc_helper_funcs);
+ omap_plane_install_properties(omap_crtc->plane, &crtc->base); + return crtc;
fail: diff --git a/drivers/staging/omapdrm/omap_dmm_tiler.c b/drivers/staging/omapdrm/omap_dmm_tiler.c index ec7a5c8..3ae3955 100644 --- a/drivers/staging/omapdrm/omap_dmm_tiler.c +++ b/drivers/staging/omapdrm/omap_dmm_tiler.c @@ -404,8 +404,26 @@ int tiler_release(struct tiler_block *block) * Utils */
-/* calculate the tiler space address of a pixel in a view orientation */ -static u32 tiler_get_address(u32 orient, enum tiler_fmt fmt, u32 x, u32 y) +/* calculate the tiler space address of a pixel in a view orientation... + * below description copied from the display subsystem section of TRM: + * + * When the TILER is addressed, the bits: + * [28:27] = 0x0 for 8-bit tiled + * 0x1 for 16-bit tiled + * 0x2 for 32-bit tiled + * 0x3 for page mode + * [31:29] = 0x0 for 0-degree view + * 0x1 for 180-degree view + mirroring + * 0x2 for 0-degree view + mirroring + * 0x3 for 180-degree view + * 0x4 for 270-degree view + mirroring + * 0x5 for 270-degree view + * 0x6 for 90-degree view + * 0x7 for 90-degree view + mirroring + * Otherwise the bits indicated the corresponding bit address to access + * the SDRAM. + */ +static u32 tiler_get_address(enum tiler_fmt fmt, u32 orient, u32 x, u32 y) { u32 x_bits, y_bits, tmp, x_mask, y_mask, alignment;
@@ -417,8 +435,11 @@ static u32 tiler_get_address(u32 orient, enum tiler_fmt fmt, u32 x, u32 y) x_mask = MASK(x_bits); y_mask = MASK(y_bits);
- if (x < 0 || x > x_mask || y < 0 || y > y_mask) + if (x < 0 || x > x_mask || y < 0 || y > y_mask) { + DBG("invalid coords: %u < 0 || %u > %u || %u < 0 || %u > %u", + x, x, x_mask, y, y, y_mask); return 0; + }
/* account for mirroring */ if (orient & MASK_X_INVERT) @@ -439,11 +460,22 @@ dma_addr_t tiler_ssptr(struct tiler_block *block) { BUG_ON(!validfmt(block->fmt));
- return TILVIEW_8BIT + tiler_get_address(0, block->fmt, + return TILVIEW_8BIT + tiler_get_address(block->fmt, 0, block->area.p0.x * geom[block->fmt].slot_w, block->area.p0.y * geom[block->fmt].slot_h); }
+dma_addr_t tiler_tsptr(struct tiler_block *block, uint32_t orient, + uint32_t x, uint32_t y) +{ + struct tcm_pt *p = &block->area.p0; + BUG_ON(!validfmt(block->fmt)); + + return tiler_get_address(block->fmt, orient, + (p->x * geom[block->fmt].slot_w) + x, + (p->y * geom[block->fmt].slot_h) + y); +} + void tiler_align(enum tiler_fmt fmt, uint16_t *w, uint16_t *h) { BUG_ON(!validfmt(fmt)); @@ -451,11 +483,14 @@ void tiler_align(enum tiler_fmt fmt, uint16_t *w, uint16_t *h) *h = round_up(*h, geom[fmt].slot_h); }
-uint32_t tiler_stride(enum tiler_fmt fmt) +uint32_t tiler_stride(enum tiler_fmt fmt, uint32_t orient) { BUG_ON(!validfmt(fmt));
- return 1 << (CONT_WIDTH_BITS + geom[fmt].y_shft); + if (orient & MASK_XY_FLIP) + return 1 << (CONT_HEIGHT_BITS + geom[fmt].x_shft); + else + return 1 << (CONT_WIDTH_BITS + geom[fmt].y_shft); }
size_t tiler_size(enum tiler_fmt fmt, uint16_t w, uint16_t h) diff --git a/drivers/staging/omapdrm/omap_dmm_tiler.h b/drivers/staging/omapdrm/omap_dmm_tiler.h index 7b1052a..740911d 100644 --- a/drivers/staging/omapdrm/omap_dmm_tiler.h +++ b/drivers/staging/omapdrm/omap_dmm_tiler.h @@ -54,7 +54,18 @@ struct tiler_block { #define TILER_WIDTH (1 << (CONT_WIDTH_BITS - SLOT_WIDTH_BITS)) #define TILER_HEIGHT (1 << (CONT_HEIGHT_BITS - SLOT_HEIGHT_BITS))
-/* tiler space addressing bitfields */ +/* +Table 15-11. Coding and Description of TILER Orientations +S Y X Description Alternate description +0 0 0 0-degree view Natural view +0 0 1 0-degree view with vertical mirror 180-degree view with horizontal mirror +0 1 0 0-degree view with horizontal mirror 180-degree view with vertical mirror +0 1 1 180-degree view +1 0 0 90-degree view with vertical mirror 270-degree view with horizontal mirror +1 0 1 270-degree view +1 1 0 90-degree view +1 1 1 90-degree view with horizontal mirror 270-degree view with vertical mirror + */ #define MASK_XY_FLIP (1 << 31) #define MASK_Y_INVERT (1 << 30) #define MASK_X_INVERT (1 << 29) @@ -90,7 +101,9 @@ int tiler_release(struct tiler_block *block);
/* utilities */ dma_addr_t tiler_ssptr(struct tiler_block *block); -uint32_t tiler_stride(enum tiler_fmt fmt); +dma_addr_t tiler_tsptr(struct tiler_block *block, uint32_t orient, + uint32_t x, uint32_t y); +uint32_t tiler_stride(enum tiler_fmt fmt, uint32_t orient); size_t tiler_size(enum tiler_fmt fmt, uint16_t w, uint16_t h); size_t tiler_vsize(enum tiler_fmt fmt, uint16_t w, uint16_t h); void tiler_align(enum tiler_fmt fmt, uint16_t *w, uint16_t *h); diff --git a/drivers/staging/omapdrm/omap_drv.c b/drivers/staging/omapdrm/omap_drv.c index 44149ee..b8e79eb 100644 --- a/drivers/staging/omapdrm/omap_drv.c +++ b/drivers/staging/omapdrm/omap_drv.c @@ -649,6 +649,8 @@ static int dev_firstopen(struct drm_device *dev) */ static void dev_lastclose(struct drm_device *dev) { + int i; + /* we don't support vga-switcheroo.. so just make sure the fbdev * mode is active */ @@ -657,6 +659,21 @@ static void dev_lastclose(struct drm_device *dev)
DBG("lastclose: dev=%p", dev);
+ /* need to restore default rotation state.. not sure if there is + * a cleaner way to restore properties to default state? Maybe + * a flag that properties should automatically be restored to + * default state on lastclose? + */ + for (i = 0; i < priv->num_crtcs; i++) { + drm_object_property_set_value(&priv->crtcs[i]->base, + priv->rotation_prop, 0); + } + + for (i = 0; i < priv->num_planes; i++) { + drm_object_property_set_value(&priv->planes[i]->base, + priv->rotation_prop, 0); + } + ret = drm_fb_helper_restore_fbdev_mode(priv->fbdev); if (ret) DBG("failed to restore crtc mode"); diff --git a/drivers/staging/omapdrm/omap_drv.h b/drivers/staging/omapdrm/omap_drv.h index 2092a91..b103d28 100644 --- a/drivers/staging/omapdrm/omap_drv.h +++ b/drivers/staging/omapdrm/omap_drv.h @@ -59,6 +59,26 @@ struct omap_drm_private { struct list_head obj_list;
bool has_dmm; + + /* properties: */ + struct drm_property *rotation_prop; +}; + +/* this should probably be in drm-core to standardize amongst drivers */ +#define DRM_ROTATE_0 0 +#define DRM_ROTATE_90 1 +#define DRM_ROTATE_180 2 +#define DRM_ROTATE_270 3 +#define DRM_REFLECT_X 4 +#define DRM_REFLECT_Y 5 + +/* parameters which describe (unrotated) coordinates of scanout within a fb: */ +struct omap_drm_window { + uint32_t rotation; + int32_t crtc_x, crtc_y; /* signed because can be offscreen */ + uint32_t crtc_w, crtc_h; + uint32_t src_x, src_y; + uint32_t src_w, src_h; };
#ifdef CONFIG_DEBUG_FS @@ -87,6 +107,10 @@ int omap_plane_mode_set(struct drm_plane *plane, uint32_t src_w, uint32_t src_h); void omap_plane_on_endwin(struct drm_plane *plane, void (*fxn)(void *), void *arg); +void omap_plane_install_properties(struct drm_plane *plane, + struct drm_mode_object *obj); +int omap_plane_set_property(struct drm_plane *plane, + struct drm_property *property, uint64_t val);
struct drm_encoder *omap_encoder_init(struct drm_device *dev, struct omap_overlay_manager *mgr); @@ -114,8 +138,8 @@ struct drm_gem_object *omap_framebuffer_bo(struct drm_framebuffer *fb, int p); int omap_framebuffer_replace(struct drm_framebuffer *a, struct drm_framebuffer *b, void *arg, void (*unpin)(void *arg, struct drm_gem_object *bo)); -void omap_framebuffer_update_scanout(struct drm_framebuffer *fb, int x, int y, - struct omap_overlay_info *info); +void omap_framebuffer_update_scanout(struct drm_framebuffer *fb, + struct omap_drm_window *win, struct omap_overlay_info *info); struct drm_connector *omap_framebuffer_get_next_connector( struct drm_framebuffer *fb, struct drm_connector *from); void omap_framebuffer_flush(struct drm_framebuffer *fb, @@ -157,8 +181,12 @@ int omap_gem_get_pages(struct drm_gem_object *obj, struct page ***pages, bool remap); int omap_gem_put_pages(struct drm_gem_object *obj); uint32_t omap_gem_flags(struct drm_gem_object *obj); +int omap_gem_rotated_paddr(struct drm_gem_object *obj, uint32_t orient, + int x, int y, dma_addr_t *paddr); uint64_t omap_gem_mmap_offset(struct drm_gem_object *obj); size_t omap_gem_mmap_size(struct drm_gem_object *obj); +int omap_gem_tiled_size(struct drm_gem_object *obj, uint16_t *w, uint16_t *h); +int omap_gem_tiled_stride(struct drm_gem_object *obj, uint32_t orient);
struct dma_buf * omap_gem_prime_export(struct drm_device *dev, struct drm_gem_object *obj, int flags); diff --git a/drivers/staging/omapdrm/omap_fb.c b/drivers/staging/omapdrm/omap_fb.c index 74260f0..446801d 100644 --- a/drivers/staging/omapdrm/omap_fb.c +++ b/drivers/staging/omapdrm/omap_fb.c @@ -18,6 +18,7 @@ */
#include "omap_drv.h" +#include "omap_dmm_tiler.h"
#include "drm_crtc.h" #include "drm_crtc_helper.h" @@ -137,30 +138,100 @@ static const struct drm_framebuffer_funcs omap_framebuffer_funcs = { .dirty = omap_framebuffer_dirty, };
+static uint32_t get_linear_addr(struct plane *plane, + const struct format *format, int n, int x, int y) +{ + uint32_t offset; + + offset = plane->offset + + (x * format->planes[n].stride_bpp) + + (y * plane->pitch / format->planes[n].sub_y); + + return plane->paddr + offset; +} + /* update ovl info for scanout, handles cases of multi-planar fb's, etc. */ -void omap_framebuffer_update_scanout(struct drm_framebuffer *fb, int x, int y, - struct omap_overlay_info *info) +void omap_framebuffer_update_scanout(struct drm_framebuffer *fb, + struct omap_drm_window *win, struct omap_overlay_info *info) { struct omap_framebuffer *omap_fb = to_omap_framebuffer(fb); const struct format *format = omap_fb->format; struct plane *plane = &omap_fb->planes[0]; - unsigned int offset; + uint32_t x, y, orient = 0; + + info->color_mode = format->dss_format; + + info->pos_x = win->crtc_x; + info->pos_y = win->crtc_y; + info->out_width = win->crtc_w; + info->out_height = win->crtc_h; + info->width = win->src_w; + info->height = win->src_h; + + x = win->src_x; + y = win->src_y; + + if (omap_gem_flags(plane->bo) & OMAP_BO_TILED) { + uint32_t w = win->src_w; + uint32_t h = win->src_h; + + switch (win->rotation & 0xf) { + default: + dev_err(fb->dev->dev, "invalid rotation: %02x", + (uint32_t)win->rotation); + /* fallthru to default to no rotation */ + case 0: + case BIT(DRM_ROTATE_0): + orient = 0; + break; + case BIT(DRM_ROTATE_90): + orient = MASK_XY_FLIP | MASK_X_INVERT; + break; + case BIT(DRM_ROTATE_180): + orient = MASK_X_INVERT | MASK_Y_INVERT; + break; + case BIT(DRM_ROTATE_270): + orient = MASK_XY_FLIP | MASK_Y_INVERT; + break; + }
- offset = plane->offset + - (x * format->planes[0].stride_bpp) + - (y * plane->pitch / format->planes[0].sub_y); + if (win->rotation & BIT(DRM_REFLECT_X)) + orient ^= MASK_X_INVERT; + + if (win->rotation & BIT(DRM_REFLECT_Y)) + orient ^= MASK_Y_INVERT; + + /* adjust x,y offset for flip/invert: */ + if (orient & MASK_XY_FLIP) + swap(w, h); + if (orient & MASK_Y_INVERT) + y += h - 1; + if (orient & MASK_X_INVERT) + x += w - 1;
- info->color_mode = format->dss_format; - info->paddr = plane->paddr + offset; - info->screen_width = plane->pitch / format->planes[0].stride_bpp; + omap_gem_rotated_paddr(plane->bo, orient, x, y, &info->paddr); + info->rotation_type = OMAP_DSS_ROT_TILER; + info->screen_width = omap_gem_tiled_stride(plane->bo, orient); + } else { + info->paddr = get_linear_addr(plane, format, 0, x, y); + info->rotation_type = OMAP_DSS_ROT_DMA; + info->screen_width = plane->pitch; + } + + /* convert to pixels: */ + info->screen_width /= format->planes[0].stride_bpp;
if (format->dss_format == OMAP_DSS_COLOR_NV12) { plane = &omap_fb->planes[1]; - offset = plane->offset + - (x * format->planes[1].stride_bpp) + - (y * plane->pitch / format->planes[1].sub_y); - info->p_uv_addr = plane->paddr + offset; + + if (info->rotation_type == OMAP_DSS_ROT_TILER) { + WARN_ON(!(omap_gem_flags(plane->bo) & OMAP_BO_TILED)); + omap_gem_rotated_paddr(plane->bo, orient, + x/2, y/2, &info->p_uv_addr); + } else { + info->p_uv_addr = get_linear_addr(plane, format, 1, x, y); + } } else { info->p_uv_addr = 0; } @@ -377,7 +448,7 @@ struct drm_framebuffer *omap_framebuffer_init(struct drm_device *dev,
size = pitch * mode_cmd->height / format->planes[i].sub_y;
- if (size > (bos[i]->size - mode_cmd->offsets[i])) { + if (size > (omap_gem_mmap_size(bos[i]) - mode_cmd->offsets[i])) { dev_err(dev->dev, "provided buffer object is too small! %d < %d\n", bos[i]->size - mode_cmd->offsets[i], size); ret = -EINVAL; diff --git a/drivers/staging/omapdrm/omap_gem.c b/drivers/staging/omapdrm/omap_gem.c index 3a0d035..74082aa 100644 --- a/drivers/staging/omapdrm/omap_gem.c +++ b/drivers/staging/omapdrm/omap_gem.c @@ -339,6 +339,17 @@ size_t omap_gem_mmap_size(struct drm_gem_object *obj) return size; }
+/* get tiled size, returns -EINVAL if not tiled buffer */ +int omap_gem_tiled_size(struct drm_gem_object *obj, uint16_t *w, uint16_t *h) +{ + struct omap_gem_object *omap_obj = to_omap_bo(obj); + if (omap_obj->flags & OMAP_BO_TILED) { + *w = omap_obj->width; + *h = omap_obj->height; + return 0; + } + return -EINVAL; +}
/* Normal handling for the case of faulting in non-tiled buffers */ static int fault_1d(struct drm_gem_object *obj, @@ -832,6 +843,36 @@ fail: return ret; }
+/* Get rotated scanout address (only valid if already pinned), at the + * specified orientation and x,y offset from top-left corner of buffer + * (only valid for tiled 2d buffers) + */ +int omap_gem_rotated_paddr(struct drm_gem_object *obj, uint32_t orient, + int x, int y, dma_addr_t *paddr) +{ + struct omap_gem_object *omap_obj = to_omap_bo(obj); + int ret = -EINVAL; + + mutex_lock(&obj->dev->struct_mutex); + if ((omap_obj->paddr_cnt > 0) && omap_obj->block && + (omap_obj->flags & OMAP_BO_TILED)) { + *paddr = tiler_tsptr(omap_obj->block, orient, x, y); + ret = 0; + } + mutex_unlock(&obj->dev->struct_mutex); + return ret; +} + +/* Get tiler stride for the buffer (only valid for 2d tiled buffers) */ +int omap_gem_tiled_stride(struct drm_gem_object *obj, uint32_t orient) +{ + struct omap_gem_object *omap_obj = to_omap_bo(obj); + int ret = -EINVAL; + if (omap_obj->flags & OMAP_BO_TILED) + ret = tiler_stride(gem2fmt(omap_obj->flags), orient); + return ret; +} + /* acquire pages when needed (for example, for DMA where physically * contiguous buffer is not required */ @@ -1402,7 +1443,7 @@ void omap_gem_init(struct drm_device *dev) */ usergart[i].height = h; usergart[i].height_shift = ilog2(h); - usergart[i].stride_pfn = tiler_stride(fmts[i]) >> PAGE_SHIFT; + usergart[i].stride_pfn = tiler_stride(fmts[i], 0) >> PAGE_SHIFT; usergart[i].slot_shift = ilog2((PAGE_SIZE / h) >> i); for (j = 0; j < NUM_USERGART_ENTRIES; j++) { struct usergart_entry *entry = &usergart[i].entry[j]; diff --git a/drivers/staging/omapdrm/omap_plane.c b/drivers/staging/omapdrm/omap_plane.c index 7997be7..6931d06 100644 --- a/drivers/staging/omapdrm/omap_plane.c +++ b/drivers/staging/omapdrm/omap_plane.c @@ -20,6 +20,7 @@ #include <linux/kfifo.h>
#include "omap_drv.h" +#include "omap_dmm_tiler.h"
/* some hackery because omapdss has an 'enum omap_plane' (which would be * better named omap_plane_id).. and compiler seems unhappy about having @@ -43,10 +44,9 @@ struct omap_plane { struct omap_overlay *ovl; struct omap_overlay_info info;
- /* Source values, converted to integers because we don't support - * fractional positions: - */ - unsigned int src_x, src_y; + /* position/orientation of scanout within the fb: */ + struct omap_drm_window win; +
/* last fb that we pinned: */ struct drm_framebuffer *pinned_fb; @@ -289,6 +289,7 @@ static void update_scanout(struct drm_plane *plane) { struct omap_plane *omap_plane = to_omap_plane(plane); struct omap_overlay_info *info = &omap_plane->info; + struct omap_drm_window *win = &omap_plane->win; int ret;
ret = update_pin(plane, plane->fb); @@ -299,11 +300,10 @@ static void update_scanout(struct drm_plane *plane) return; }
- omap_framebuffer_update_scanout(plane->fb, - omap_plane->src_x, omap_plane->src_y, info); + omap_framebuffer_update_scanout(plane->fb, win, info);
DBG("%s: %d,%d: %08x %08x (%d)", omap_plane->ovl->name, - omap_plane->src_x, omap_plane->src_y, + win->src_x, win->src_y, (u32)info->paddr, (u32)info->p_uv_addr, info->screen_width); } @@ -316,21 +316,18 @@ int omap_plane_mode_set(struct drm_plane *plane, uint32_t src_w, uint32_t src_h) { struct omap_plane *omap_plane = to_omap_plane(plane); + struct omap_drm_window *win = &omap_plane->win; + + win->crtc_x = crtc_x; + win->crtc_y = crtc_y; + win->crtc_w = crtc_w; + win->crtc_h = crtc_h;
/* src values are in Q16 fixed point, convert to integer: */ - src_x = src_x >> 16; - src_y = src_y >> 16; - src_w = src_w >> 16; - src_h = src_h >> 16; - - omap_plane->info.pos_x = crtc_x; - omap_plane->info.pos_y = crtc_y; - omap_plane->info.out_width = crtc_w; - omap_plane->info.out_height = crtc_h; - omap_plane->info.width = src_w; - omap_plane->info.height = src_h; - omap_plane->src_x = src_x; - omap_plane->src_y = src_y; + win->src_x = src_x >> 16; + win->src_y = src_y >> 16; + win->src_w = src_w >> 16; + win->src_h = src_h >> 16;
/* note: this is done after this fxn returns.. but if we need * to do a commit/update_scanout, etc before this returns we @@ -359,6 +356,8 @@ static int omap_plane_update(struct drm_plane *plane,
static int omap_plane_disable(struct drm_plane *plane) { + struct omap_plane *omap_plane = to_omap_plane(plane); + omap_plane->win.rotation = BIT(DRM_ROTATE_0); return omap_plane_dpms(plane, DRM_MODE_DPMS_OFF); }
@@ -409,10 +408,60 @@ void omap_plane_on_endwin(struct drm_plane *plane, install_irq(plane); }
+/* helper to install properties which are common to planes and crtcs */ +void omap_plane_install_properties(struct drm_plane *plane, + struct drm_mode_object *obj) +{ + struct drm_device *dev = plane->dev; + struct omap_drm_private *priv = dev->dev_private; + struct drm_property *prop; + + prop = priv->rotation_prop; + if (!prop) { + const struct drm_prop_enum_list props[] = { + { DRM_ROTATE_0, "rotate-0" }, + { DRM_ROTATE_90, "rotate-90" }, + { DRM_ROTATE_180, "rotate-180" }, + { DRM_ROTATE_270, "rotate-270" }, + { DRM_REFLECT_X, "reflect-x" }, + { DRM_REFLECT_Y, "reflect-y" }, + }; + prop = drm_property_create_bitmask(dev, 0, "rotation", + props, ARRAY_SIZE(props)); + if (prop == NULL) + return; + priv->rotation_prop = prop; + } + drm_object_attach_property(obj, prop, 0); +} + +int omap_plane_set_property(struct drm_plane *plane, + struct drm_property *property, uint64_t val) +{ + struct omap_plane *omap_plane = to_omap_plane(plane); + struct omap_drm_private *priv = plane->dev->dev_private; + int ret = -EINVAL; + + if (property == priv->rotation_prop) { + struct omap_overlay *ovl = omap_plane->ovl; + + DBG("%s: rotation: %02x", ovl->name, (uint32_t)val); + omap_plane->win.rotation = val; + + if (ovl->is_enabled(ovl)) + ret = omap_plane_dpms(plane, DRM_MODE_DPMS_ON); + else + ret = 0; + } + + return ret; +} + static const struct drm_plane_funcs omap_plane_funcs = { .update_plane = omap_plane_update, .disable_plane = omap_plane_disable, .destroy = omap_plane_destroy, + .set_property = omap_plane_set_property, };
/* initialize plane */ @@ -455,6 +504,8 @@ struct drm_plane *omap_plane_init(struct drm_device *dev, drm_plane_init(dev, plane, possible_crtcs, &omap_plane_funcs, omap_plane->formats, omap_plane->nformats, priv);
+ omap_plane_install_properties(plane, &plane->base); + /* get our starting configuration, set defaults for parameters * we don't currently use, etc: */ @@ -463,7 +514,6 @@ struct drm_plane *omap_plane_init(struct drm_device *dev, omap_plane->info.rotation = OMAP_DSS_ROT_0; omap_plane->info.global_alpha = 0xff; omap_plane->info.mirror = 0; - omap_plane->info.mirror = 0;
/* Set defaults depending on whether we are a CRTC or overlay * layer.