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path: root/drivers/gpu/drm/omapdrm/omap_fb.c
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Diffstat (limited to 'drivers/gpu/drm/omapdrm/omap_fb.c')
-rw-r--r--drivers/gpu/drm/omapdrm/omap_fb.c113
1 files changed, 76 insertions, 37 deletions
diff --git a/drivers/gpu/drm/omapdrm/omap_fb.c b/drivers/gpu/drm/omapdrm/omap_fb.c
index 4d264fd554d8..b8c249ec1891 100644
--- a/drivers/gpu/drm/omapdrm/omap_fb.c
+++ b/drivers/gpu/drm/omapdrm/omap_fb.c
@@ -1,25 +1,18 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
- * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
+ * Copyright (C) 2011 Texas Instruments Incorporated - https://www.ti.com/
* Author: Rob Clark <rob@ti.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program. If not, see <http://www.gnu.org/licenses/>.
*/
+#include <linux/dma-mapping.h>
#include <linux/seq_file.h>
-#include <drm/drm_crtc.h>
-#include <drm/drm_crtc_helper.h>
+#include <drm/drm_blend.h>
+#include <drm/drm_modeset_helper.h>
+#include <drm/drm_fourcc.h>
+#include <drm/drm_framebuffer.h>
#include <drm/drm_gem_framebuffer_helper.h>
+#include <drm/drm_print.h>
#include "omap_dmm_tiler.h"
#include "omap_drv.h"
@@ -66,8 +59,27 @@ struct omap_framebuffer {
struct mutex lock;
};
+static int omap_framebuffer_dirty(struct drm_framebuffer *fb,
+ struct drm_file *file_priv,
+ unsigned flags, unsigned color,
+ struct drm_clip_rect *clips,
+ unsigned num_clips)
+{
+ struct drm_crtc *crtc;
+
+ drm_modeset_lock_all(fb->dev);
+
+ drm_for_each_crtc(crtc, fb->dev)
+ omap_crtc_flush(crtc);
+
+ drm_modeset_unlock_all(fb->dev);
+
+ return 0;
+}
+
static const struct drm_framebuffer_funcs omap_framebuffer_funcs = {
.create_handle = drm_gem_fb_create_handle,
+ .dirty = omap_framebuffer_dirty,
.destroy = drm_gem_fb_destroy,
};
@@ -87,7 +99,7 @@ static u32 get_linear_addr(struct drm_framebuffer *fb,
bool omap_framebuffer_supports_rotation(struct drm_framebuffer *fb)
{
- return omap_gem_flags(fb->obj[0]) & OMAP_BO_TILED;
+ return omap_gem_flags(fb->obj[0]) & OMAP_BO_TILED_MASK;
}
/* Note: DRM rotates counter-clockwise, TILER & DSS rotates clockwise */
@@ -123,11 +135,12 @@ static u32 drm_rotation_to_tiler(unsigned int drm_rot)
/* update ovl info for scanout, handles cases of multi-planar fb's, etc.
*/
void omap_framebuffer_update_scanout(struct drm_framebuffer *fb,
- struct drm_plane_state *state, struct omap_overlay_info *info)
+ struct drm_plane_state *state,
+ struct omap_overlay_info *info,
+ struct omap_overlay_info *r_info)
{
struct omap_framebuffer *omap_fb = to_omap_framebuffer(fb);
const struct drm_format_info *format = omap_fb->format;
- struct plane *plane = &omap_fb->planes[0];
u32 x, y, orient = 0;
info->fourcc = fb->format->format;
@@ -146,7 +159,7 @@ void omap_framebuffer_update_scanout(struct drm_framebuffer *fb,
x = state->src_x >> 16;
y = state->src_y >> 16;
- if (omap_gem_flags(fb->obj[0]) & OMAP_BO_TILED) {
+ if (omap_gem_flags(fb->obj[0]) & OMAP_BO_TILED_MASK) {
u32 w = state->src_w >> 16;
u32 h = state->src_h >> 16;
@@ -201,10 +214,8 @@ void omap_framebuffer_update_scanout(struct drm_framebuffer *fb,
info->screen_width /= format->cpp[0];
if (fb->format->format == DRM_FORMAT_NV12) {
- plane = &omap_fb->planes[1];
-
if (info->rotation_type == OMAP_DSS_ROT_TILER) {
- WARN_ON(!(omap_gem_flags(fb->obj[1]) & OMAP_BO_TILED));
+ WARN_ON(!(omap_gem_flags(fb->obj[1]) & OMAP_BO_TILED_MASK));
omap_gem_rotated_dma_addr(fb->obj[1], orient, x/2, y/2,
&info->p_uv_addr);
} else {
@@ -213,6 +224,35 @@ void omap_framebuffer_update_scanout(struct drm_framebuffer *fb,
} else {
info->p_uv_addr = 0;
}
+
+ if (r_info) {
+ info->width /= 2;
+ info->out_width /= 2;
+
+ *r_info = *info;
+
+ if (fb->format->is_yuv) {
+ if (info->width & 1) {
+ info->width++;
+ r_info->width--;
+ }
+
+ if (info->out_width & 1) {
+ info->out_width++;
+ r_info->out_width--;
+ }
+ }
+
+ r_info->pos_x = info->pos_x + info->out_width;
+
+ r_info->paddr = get_linear_addr(fb, format, 0,
+ x + info->width, y);
+ if (fb->format->format == DRM_FORMAT_NV12) {
+ r_info->p_uv_addr =
+ get_linear_addr(fb, format, 1,
+ x + info->width, y);
+ }
+ }
}
/* pin, prepare for scanout: */
@@ -296,9 +336,10 @@ void omap_framebuffer_describe(struct drm_framebuffer *fb, struct seq_file *m)
#endif
struct drm_framebuffer *omap_framebuffer_create(struct drm_device *dev,
- struct drm_file *file, const struct drm_mode_fb_cmd2 *mode_cmd)
+ struct drm_file *file, const struct drm_format_info *info,
+ const struct drm_mode_fb_cmd2 *mode_cmd)
{
- unsigned int num_planes = drm_format_num_planes(mode_cmd->pixel_format);
+ unsigned int num_planes = info->num_planes;
struct drm_gem_object *bos[4];
struct drm_framebuffer *fb;
int i;
@@ -311,7 +352,7 @@ struct drm_framebuffer *omap_framebuffer_create(struct drm_device *dev,
}
}
- fb = omap_framebuffer_init(dev, mode_cmd, bos);
+ fb = omap_framebuffer_init(dev, info, mode_cmd, bos);
if (IS_ERR(fb))
goto error;
@@ -319,15 +360,15 @@ struct drm_framebuffer *omap_framebuffer_create(struct drm_device *dev,
error:
while (--i >= 0)
- drm_gem_object_put_unlocked(bos[i]);
+ drm_gem_object_put(bos[i]);
return fb;
}
struct drm_framebuffer *omap_framebuffer_init(struct drm_device *dev,
+ const struct drm_format_info *info,
const struct drm_mode_fb_cmd2 *mode_cmd, struct drm_gem_object **bos)
{
- const struct drm_format_info *format = NULL;
struct omap_framebuffer *omap_fb = NULL;
struct drm_framebuffer *fb = NULL;
unsigned int pitch = mode_cmd->pitches[0];
@@ -337,14 +378,12 @@ struct drm_framebuffer *omap_framebuffer_init(struct drm_device *dev,
dev, mode_cmd, mode_cmd->width, mode_cmd->height,
(char *)&mode_cmd->pixel_format);
- format = drm_format_info(mode_cmd->pixel_format);
-
for (i = 0; i < ARRAY_SIZE(formats); i++) {
if (formats[i] == mode_cmd->pixel_format)
break;
}
- if (!format || i == ARRAY_SIZE(formats)) {
+ if (i == ARRAY_SIZE(formats)) {
dev_dbg(dev->dev, "unsupported pixel format: %4.4s\n",
(char *)&mode_cmd->pixel_format);
ret = -EINVAL;
@@ -358,7 +397,7 @@ struct drm_framebuffer *omap_framebuffer_init(struct drm_device *dev,
}
fb = &omap_fb->base;
- omap_fb->format = format;
+ omap_fb->format = info;
mutex_init(&omap_fb->lock);
/*
@@ -366,23 +405,23 @@ struct drm_framebuffer *omap_framebuffer_init(struct drm_device *dev,
* that the two planes of multiplane formats need the same number of
* bytes per pixel.
*/
- if (format->num_planes == 2 && pitch != mode_cmd->pitches[1]) {
+ if (info->num_planes == 2 && pitch != mode_cmd->pitches[1]) {
dev_dbg(dev->dev, "pitches differ between planes 0 and 1\n");
ret = -EINVAL;
goto fail;
}
- if (pitch % format->cpp[0]) {
+ if (pitch % info->cpp[0]) {
dev_dbg(dev->dev,
"buffer pitch (%u bytes) is not a multiple of pixel size (%u bytes)\n",
- pitch, format->cpp[0]);
+ pitch, info->cpp[0]);
ret = -EINVAL;
goto fail;
}
- for (i = 0; i < format->num_planes; i++) {
+ for (i = 0; i < info->num_planes; i++) {
struct plane *plane = &omap_fb->planes[i];
- unsigned int vsub = i == 0 ? 1 : format->vsub;
+ unsigned int vsub = i == 0 ? 1 : info->vsub;
unsigned int size;
size = pitch * mode_cmd->height / vsub;
@@ -399,7 +438,7 @@ struct drm_framebuffer *omap_framebuffer_init(struct drm_device *dev,
plane->dma_addr = 0;
}
- drm_helper_mode_fill_fb_struct(dev, fb, mode_cmd);
+ drm_helper_mode_fill_fb_struct(dev, fb, info, mode_cmd);
ret = drm_framebuffer_init(dev, fb, &omap_framebuffer_funcs);
if (ret) {
generated by cgit (git 2.34.1) at 2025-12-22 09:29:49 +0000