[PATCH 2/2] drm: add an fb creation ioctl that takes a pixel format v4
Jesse Barnes
jbarnes at virtuousgeek.org
Mon Nov 14 12:21:55 PST 2011
To properly support the various plane formats supported by different
hardware, the kernel must know the pixel format of a framebuffer object.
So add a new ioctl taking a format argument corresponding to a fourcc
name from the new drm_fourcc.h header file. Implement the fb creation
hooks in terms of the new mode_fb_cmd2 using helpers where the old
bpp/depth values are needed.
v2: create DRM specific fourcc header file for sharing with libdrm etc
v3: fix rebase failure and use DRM fourcc codes in intel_display.c and
update commit message
v4: make fb_cmd2 handle field into an array for multi-object formats
pull in Ville's fix for the memcpy in drm_plane_init
apply Ville's cleanup to zero out fb_cmd2 arg in drm_mode_addfb
Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
Acked-by: Alan Cox <alan at lxorguk.ukuu.org.uk>
Reviewed-by: Rob Clark <rob.clark at linaro.org>
Signed-off-by: Jesse Barnes <jbarnes at virtuousgeek.org>
---
drivers/gpu/drm/drm_crtc.c | 111 +++++++++++++++++++++++++++--
drivers/gpu/drm/drm_crtc_helper.c | 51 ++++++++++++-
drivers/gpu/drm/drm_drv.c | 1 +
drivers/gpu/drm/i915/intel_display.c | 39 ++++++-----
drivers/gpu/drm/i915/intel_drv.h | 2 +-
drivers/gpu/drm/i915/intel_fb.c | 11 ++--
drivers/gpu/drm/nouveau/nouveau_display.c | 6 +-
drivers/gpu/drm/nouveau/nouveau_fb.h | 2 +-
drivers/gpu/drm/nouveau/nouveau_fbcon.c | 13 ++--
drivers/gpu/drm/radeon/radeon_display.c | 8 +-
drivers/gpu/drm/radeon/radeon_fb.c | 18 +++--
drivers/gpu/drm/radeon/radeon_mode.h | 2 +-
drivers/gpu/drm/vmwgfx/vmwgfx_kms.c | 22 ++++--
drivers/gpu/drm/vmwgfx/vmwgfx_kms.h | 1 +
drivers/staging/gma500/framebuffer.c | 2 +-
include/drm/drm.h | 1 +
include/drm/drm_crtc.h | 9 ++-
include/drm/drm_crtc_helper.h | 4 +-
include/drm/drm_fourcc.h | 63 ++++++++++++++++
include/drm/drm_mode.h | 24 ++++++
20 files changed, 324 insertions(+), 66 deletions(-)
create mode 100644 include/drm/drm_fourcc.h
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 804ef12..30a70a4 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -35,6 +35,7 @@
#include "drmP.h"
#include "drm_crtc.h"
#include "drm_edid.h"
+#include "drm_fourcc.h"
struct drm_prop_enum_list {
int type;
@@ -563,7 +564,7 @@ int drm_plane_init(struct drm_device *dev, struct drm_plane *plane,
return -ENOMEM;
}
- memcpy(plane->format_types, formats, format_count);
+ memcpy(plane->format_types, formats, format_count * sizeof(uint32_t));
plane->format_count = format_count;
plane->possible_crtcs = possible_crtcs;
@@ -1910,6 +1911,42 @@ out:
return ret;
}
+/* Original addfb only supported RGB formats, so figure out which one */
+uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth)
+{
+ uint32_t fmt;
+
+ switch (bpp) {
+ case 8:
+ fmt = DRM_FOURCC_RGB332;
+ break;
+ case 16:
+ if (depth == 15)
+ fmt = DRM_FOURCC_RGB555;
+ else
+ fmt = DRM_FOURCC_RGB565;
+ break;
+ case 24:
+ fmt = DRM_FOURCC_RGB24;
+ break;
+ case 32:
+ if (depth == 24)
+ fmt = DRM_FOURCC_RGB24;
+ else if (depth == 30)
+ fmt = DRM_INTEL_RGB30;
+ else
+ fmt = DRM_FOURCC_RGB32;
+ break;
+ default:
+ DRM_ERROR("bad bpp, assuming RGB24 pixel format\n");
+ fmt = DRM_FOURCC_RGB24;
+ break;
+ }
+
+ return fmt;
+}
+EXPORT_SYMBOL(drm_mode_legacy_fb_format);
+
/**
* drm_mode_addfb - add an FB to the graphics configuration
* @inode: inode from the ioctl
@@ -1930,7 +1967,74 @@ out:
int drm_mode_addfb(struct drm_device *dev,
void *data, struct drm_file *file_priv)
{
- struct drm_mode_fb_cmd *r = data;
+ struct drm_mode_fb_cmd *or = data;
+ struct drm_mode_fb_cmd2 r = {};
+ struct drm_mode_config *config = &dev->mode_config;
+ struct drm_framebuffer *fb;
+ int ret = 0;
+
+ /* Use new struct with format internally */
+ r.fb_id = or->fb_id;
+ r.width = or->width;
+ r.height = or->height;
+ r.pitches[0] = or->pitch;
+ r.pixel_format = drm_mode_legacy_fb_format(or->bpp, or->depth);
+ r.handles[0] = or->handle;
+
+ if (!drm_core_check_feature(dev, DRIVER_MODESET))
+ return -EINVAL;
+
+ if ((config->min_width > r.width) || (r.width > config->max_width)) {
+ DRM_ERROR("mode new framebuffer width not within limits\n");
+ return -EINVAL;
+ }
+ if ((config->min_height > r.height) || (r.height > config->max_height)) {
+ DRM_ERROR("mode new framebuffer height not within limits\n");
+ return -EINVAL;
+ }
+
+ mutex_lock(&dev->mode_config.mutex);
+
+ /* TODO check buffer is sufficiently large */
+ /* TODO setup destructor callback */
+
+ fb = dev->mode_config.funcs->fb_create(dev, file_priv, &r);
+ if (IS_ERR(fb)) {
+ DRM_ERROR("could not create framebuffer\n");
+ ret = PTR_ERR(fb);
+ goto out;
+ }
+
+ or->fb_id = fb->base.id;
+ list_add(&fb->filp_head, &file_priv->fbs);
+ DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id);
+
+out:
+ mutex_unlock(&dev->mode_config.mutex);
+ return ret;
+}
+
+/**
+ * drm_mode_addfb2 - add an FB to the graphics configuration
+ * @inode: inode from the ioctl
+ * @filp: file * from the ioctl
+ * @cmd: cmd from ioctl
+ * @arg: arg from ioctl
+ *
+ * LOCKING:
+ * Takes mode config lock.
+ *
+ * Add a new FB to the specified CRTC, given a user request with format.
+ *
+ * Called by the user via ioctl.
+ *
+ * RETURNS:
+ * Zero on success, errno on failure.
+ */
+int drm_mode_addfb2(struct drm_device *dev,
+ void *data, struct drm_file *file_priv)
+{
+ struct drm_mode_fb_cmd2 *r = data;
struct drm_mode_config *config = &dev->mode_config;
struct drm_framebuffer *fb;
int ret = 0;
@@ -1951,9 +2055,6 @@ int drm_mode_addfb(struct drm_device *dev,
mutex_lock(&dev->mode_config.mutex);
- /* TODO check buffer is sufficiently large */
- /* TODO setup destructor callback */
-
fb = dev->mode_config.funcs->fb_create(dev, file_priv, r);
if (IS_ERR(fb)) {
DRM_ERROR("could not create framebuffer\n");
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index f236644..3e0645c 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -31,6 +31,7 @@
#include "drmP.h"
#include "drm_crtc.h"
+#include "drm_fourcc.h"
#include "drm_crtc_helper.h"
#include "drm_fb_helper.h"
@@ -807,14 +808,56 @@ void drm_helper_connector_dpms(struct drm_connector *connector, int mode)
}
EXPORT_SYMBOL(drm_helper_connector_dpms);
+/*
+ * Just need to support RGB formats here for compat with code that doesn't
+ * use pixel formats directly yet.
+ */
+void drm_helper_get_fb_bpp_depth(uint32_t format, unsigned int *depth,
+ int *bpp)
+{
+ switch (format) {
+ case DRM_FOURCC_RGB332:
+ *depth = 8;
+ *bpp = 8;
+ break;
+ case DRM_FOURCC_RGB555:
+ *depth = 15;
+ *bpp = 16;
+ break;
+ case DRM_FOURCC_RGB565:
+ *depth = 16;
+ *bpp = 16;
+ break;
+ case DRM_FOURCC_RGB24:
+ *depth = 24;
+ *bpp = 32;
+ break;
+ case DRM_INTEL_RGB30:
+ *depth = 30;
+ *bpp = 32;
+ break;
+ case DRM_FOURCC_RGB32:
+ *depth = 32;
+ *bpp = 32;
+ break;
+ default:
+ DRM_DEBUG_KMS("unsupported pixel format\n");
+ *depth = 0;
+ *bpp = 0;
+ break;
+ }
+}
+EXPORT_SYMBOL(drm_helper_get_fb_bpp_depth);
+
int drm_helper_mode_fill_fb_struct(struct drm_framebuffer *fb,
- struct drm_mode_fb_cmd *mode_cmd)
+ struct drm_mode_fb_cmd2 *mode_cmd)
{
fb->width = mode_cmd->width;
fb->height = mode_cmd->height;
- fb->pitch = mode_cmd->pitch;
- fb->bits_per_pixel = mode_cmd->bpp;
- fb->depth = mode_cmd->depth;
+ fb->pitch = mode_cmd->pitches[0];
+ drm_helper_get_fb_bpp_depth(mode_cmd->pixel_format, &fb->depth,
+ &fb->bits_per_pixel);
+ fb->pixel_format = mode_cmd->pixel_format;
return 0;
}
diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c
index d782bd1..6d87a59 100644
--- a/drivers/gpu/drm/drm_drv.c
+++ b/drivers/gpu/drm/drm_drv.c
@@ -152,6 +152,7 @@ static struct drm_ioctl_desc drm_ioctls[] = {
DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETPROPBLOB, drm_mode_getblob_ioctl, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED),
DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETFB, drm_mode_getfb, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED),
DRM_IOCTL_DEF(DRM_IOCTL_MODE_ADDFB, drm_mode_addfb, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED),
+ DRM_IOCTL_DEF(DRM_IOCTL_MODE_ADDFB2, drm_mode_addfb2, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED),
DRM_IOCTL_DEF(DRM_IOCTL_MODE_RMFB, drm_mode_rmfb, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED),
DRM_IOCTL_DEF(DRM_IOCTL_MODE_PAGE_FLIP, drm_mode_page_flip_ioctl, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED),
DRM_IOCTL_DEF(DRM_IOCTL_MODE_DIRTYFB, drm_mode_dirtyfb_ioctl, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED),
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 9fa342e..d3b2259 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -6279,7 +6279,7 @@ static struct drm_display_mode load_detect_mode = {
static struct drm_framebuffer *
intel_framebuffer_create(struct drm_device *dev,
- struct drm_mode_fb_cmd *mode_cmd,
+ struct drm_mode_fb_cmd2 *mode_cmd,
struct drm_i915_gem_object *obj)
{
struct intel_framebuffer *intel_fb;
@@ -6321,7 +6321,7 @@ intel_framebuffer_create_for_mode(struct drm_device *dev,
int depth, int bpp)
{
struct drm_i915_gem_object *obj;
- struct drm_mode_fb_cmd mode_cmd;
+ struct drm_mode_fb_cmd2 mode_cmd;
obj = i915_gem_alloc_object(dev,
intel_framebuffer_size_for_mode(mode, bpp));
@@ -6330,9 +6330,9 @@ intel_framebuffer_create_for_mode(struct drm_device *dev,
mode_cmd.width = mode->hdisplay;
mode_cmd.height = mode->vdisplay;
- mode_cmd.depth = depth;
- mode_cmd.bpp = bpp;
- mode_cmd.pitch = intel_framebuffer_pitch_for_width(mode_cmd.width, bpp);
+ mode_cmd.pitches[0] = intel_framebuffer_pitch_for_width(mode_cmd.width,
+ bpp);
+ mode_cmd.pixel_format = 0;
return intel_framebuffer_create(dev, &mode_cmd, obj);
}
@@ -7573,7 +7573,7 @@ static const struct drm_framebuffer_funcs intel_fb_funcs = {
int intel_framebuffer_init(struct drm_device *dev,
struct intel_framebuffer *intel_fb,
- struct drm_mode_fb_cmd *mode_cmd,
+ struct drm_mode_fb_cmd2 *mode_cmd,
struct drm_i915_gem_object *obj)
{
int ret;
@@ -7581,21 +7581,23 @@ int intel_framebuffer_init(struct drm_device *dev,
if (obj->tiling_mode == I915_TILING_Y)
return -EINVAL;
- if (mode_cmd->pitch & 63)
+ if (mode_cmd->pitches[0] & 63)
return -EINVAL;
- switch (mode_cmd->bpp) {
- case 8:
- case 16:
- /* Only pre-ILK can handle 5:5:5 */
- if (mode_cmd->depth == 15 && !HAS_PCH_SPLIT(dev))
- return -EINVAL;
+ switch (mode_cmd->pixel_format) {
+ case DRM_FOURCC_RGB332:
+ case DRM_FOURCC_RGB565:
+ case DRM_FOURCC_RGB24:
+ case DRM_INTEL_RGB30:
+ /* RGB formats are common across chipsets */
break;
-
- case 24:
- case 32:
+ case DRM_FOURCC_YUYV:
+ case DRM_FOURCC_UYVY:
+ case DRM_FOURCC_YVYU:
+ case DRM_FOURCC_VYUY:
break;
default:
+ DRM_ERROR("unsupported pixel format\n");
return -EINVAL;
}
@@ -7613,11 +7615,12 @@ int intel_framebuffer_init(struct drm_device *dev,
static struct drm_framebuffer *
intel_user_framebuffer_create(struct drm_device *dev,
struct drm_file *filp,
- struct drm_mode_fb_cmd *mode_cmd)
+ struct drm_mode_fb_cmd2 *mode_cmd)
{
struct drm_i915_gem_object *obj;
- obj = to_intel_bo(drm_gem_object_lookup(dev, filp, mode_cmd->handle));
+ obj = to_intel_bo(drm_gem_object_lookup(dev, filp,
+ mode_cmd->handles[0]));
if (&obj->base == NULL)
return ERR_PTR(-ENOENT);
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index bd9a604..23c5622 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -359,7 +359,7 @@ extern int intel_pin_and_fence_fb_obj(struct drm_device *dev,
extern int intel_framebuffer_init(struct drm_device *dev,
struct intel_framebuffer *ifb,
- struct drm_mode_fb_cmd *mode_cmd,
+ struct drm_mode_fb_cmd2 *mode_cmd,
struct drm_i915_gem_object *obj);
extern int intel_fbdev_init(struct drm_device *dev);
extern void intel_fbdev_fini(struct drm_device *dev);
diff --git a/drivers/gpu/drm/i915/intel_fb.c b/drivers/gpu/drm/i915/intel_fb.c
index ec49bae..dc1db4f 100644
--- a/drivers/gpu/drm/i915/intel_fb.c
+++ b/drivers/gpu/drm/i915/intel_fb.c
@@ -65,7 +65,7 @@ static int intelfb_create(struct intel_fbdev *ifbdev,
struct drm_i915_private *dev_priv = dev->dev_private;
struct fb_info *info;
struct drm_framebuffer *fb;
- struct drm_mode_fb_cmd mode_cmd;
+ struct drm_mode_fb_cmd2 mode_cmd;
struct drm_i915_gem_object *obj;
struct device *device = &dev->pdev->dev;
int size, ret;
@@ -77,11 +77,12 @@ static int intelfb_create(struct intel_fbdev *ifbdev,
mode_cmd.width = sizes->surface_width;
mode_cmd.height = sizes->surface_height;
- mode_cmd.bpp = sizes->surface_bpp;
- mode_cmd.pitch = ALIGN(mode_cmd.width * ((mode_cmd.bpp + 7) / 8), 64);
- mode_cmd.depth = sizes->surface_depth;
+ mode_cmd.pitches[0] = ALIGN(mode_cmd.width * ((sizes->surface_bpp + 7) /
+ 8), 64);
+ mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp,
+ sizes->surface_depth);
- size = mode_cmd.pitch * mode_cmd.height;
+ size = mode_cmd.pitches[0] * mode_cmd.height;
size = ALIGN(size, PAGE_SIZE);
obj = i915_gem_alloc_object(dev, size);
if (!obj) {
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
index ddbabef..7687a77 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -64,7 +64,7 @@ static const struct drm_framebuffer_funcs nouveau_framebuffer_funcs = {
int
nouveau_framebuffer_init(struct drm_device *dev,
struct nouveau_framebuffer *nv_fb,
- struct drm_mode_fb_cmd *mode_cmd,
+ struct drm_mode_fb_cmd2 *mode_cmd,
struct nouveau_bo *nvbo)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
@@ -124,13 +124,13 @@ nouveau_framebuffer_init(struct drm_device *dev,
static struct drm_framebuffer *
nouveau_user_framebuffer_create(struct drm_device *dev,
struct drm_file *file_priv,
- struct drm_mode_fb_cmd *mode_cmd)
+ struct drm_mode_fb_cmd2 *mode_cmd)
{
struct nouveau_framebuffer *nouveau_fb;
struct drm_gem_object *gem;
int ret;
- gem = drm_gem_object_lookup(dev, file_priv, mode_cmd->handle);
+ gem = drm_gem_object_lookup(dev, file_priv, mode_cmd->handles[0]);
if (!gem)
return ERR_PTR(-ENOENT);
diff --git a/drivers/gpu/drm/nouveau/nouveau_fb.h b/drivers/gpu/drm/nouveau/nouveau_fb.h
index 95c843e..f4dd301 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fb.h
+++ b/drivers/gpu/drm/nouveau/nouveau_fb.h
@@ -45,5 +45,5 @@ nouveau_framebuffer(struct drm_framebuffer *fb)
extern const struct drm_mode_config_funcs nouveau_mode_config_funcs;
int nouveau_framebuffer_init(struct drm_device *dev, struct nouveau_framebuffer *nouveau_fb,
- struct drm_mode_fb_cmd *mode_cmd, struct nouveau_bo *nvbo);
+ struct drm_mode_fb_cmd2 *mode_cmd, struct nouveau_bo *nvbo);
#endif /* __NOUVEAU_FB_H__ */
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
index 14a8627..d663065 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -281,7 +281,7 @@ nouveau_fbcon_create(struct nouveau_fbdev *nfbdev,
struct nouveau_framebuffer *nouveau_fb;
struct nouveau_channel *chan;
struct nouveau_bo *nvbo;
- struct drm_mode_fb_cmd mode_cmd;
+ struct drm_mode_fb_cmd2 mode_cmd;
struct pci_dev *pdev = dev->pdev;
struct device *device = &pdev->dev;
int size, ret;
@@ -289,12 +289,13 @@ nouveau_fbcon_create(struct nouveau_fbdev *nfbdev,
mode_cmd.width = sizes->surface_width;
mode_cmd.height = sizes->surface_height;
- mode_cmd.bpp = sizes->surface_bpp;
- mode_cmd.pitch = mode_cmd.width * (mode_cmd.bpp >> 3);
- mode_cmd.pitch = roundup(mode_cmd.pitch, 256);
- mode_cmd.depth = sizes->surface_depth;
+ mode_cmd.pitches[0] = mode_cmd.width * (sizes->surface_bpp >> 3);
+ mode_cmd.pitches[0] = roundup(mode_cmd.pitches[0], 256);
- size = mode_cmd.pitch * mode_cmd.height;
+ mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp,
+ sizes->surface_depth);
+
+ size = mode_cmd.pitches[0] * mode_cmd.height;
size = roundup(size, PAGE_SIZE);
ret = nouveau_gem_new(dev, size, 0, NOUVEAU_GEM_DOMAIN_VRAM,
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 6adb3e5..6caddff 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -1113,7 +1113,7 @@ static const struct drm_framebuffer_funcs radeon_fb_funcs = {
void
radeon_framebuffer_init(struct drm_device *dev,
struct radeon_framebuffer *rfb,
- struct drm_mode_fb_cmd *mode_cmd,
+ struct drm_mode_fb_cmd2 *mode_cmd,
struct drm_gem_object *obj)
{
rfb->obj = obj;
@@ -1124,15 +1124,15 @@ radeon_framebuffer_init(struct drm_device *dev,
static struct drm_framebuffer *
radeon_user_framebuffer_create(struct drm_device *dev,
struct drm_file *file_priv,
- struct drm_mode_fb_cmd *mode_cmd)
+ struct drm_mode_fb_cmd2 *mode_cmd)
{
struct drm_gem_object *obj;
struct radeon_framebuffer *radeon_fb;
- obj = drm_gem_object_lookup(dev, file_priv, mode_cmd->handle);
+ obj = drm_gem_object_lookup(dev, file_priv, mode_cmd->handles[0]);
if (obj == NULL) {
dev_err(&dev->pdev->dev, "No GEM object associated to handle 0x%08X, "
- "can't create framebuffer\n", mode_cmd->handle);
+ "can't create framebuffer\n", mode_cmd->handles[0]);
return ERR_PTR(-ENOENT);
}
diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c
index 0b7b486..ea110ad 100644
--- a/drivers/gpu/drm/radeon/radeon_fb.c
+++ b/drivers/gpu/drm/radeon/radeon_fb.c
@@ -103,7 +103,7 @@ static void radeonfb_destroy_pinned_object(struct drm_gem_object *gobj)
}
static int radeonfb_create_pinned_object(struct radeon_fbdev *rfbdev,
- struct drm_mode_fb_cmd *mode_cmd,
+ struct drm_mode_fb_cmd2 *mode_cmd,
struct drm_gem_object **gobj_p)
{
struct radeon_device *rdev = rfbdev->rdev;
@@ -114,13 +114,17 @@ static int radeonfb_create_pinned_object(struct radeon_fbdev *rfbdev,
int ret;
int aligned_size, size;
int height = mode_cmd->height;
+ u32 bpp, depth;
+
+ drm_helper_get_fb_bpp_depth(mode_cmd->pixel_format, &depth, &bpp);
/* need to align pitch with crtc limits */
- mode_cmd->pitch = radeon_align_pitch(rdev, mode_cmd->width, mode_cmd->bpp, fb_tiled) * ((mode_cmd->bpp + 1) / 8);
+ mode_cmd->pitches[0] = radeon_align_pitch(rdev, mode_cmd->width, bpp,
+ fb_tiled) * ((bpp + 1) / 8);
if (rdev->family >= CHIP_R600)
height = ALIGN(mode_cmd->height, 8);
- size = mode_cmd->pitch * height;
+ size = mode_cmd->pitches[0] * height;
aligned_size = ALIGN(size, PAGE_SIZE);
ret = radeon_gem_object_create(rdev, aligned_size, 0,
RADEON_GEM_DOMAIN_VRAM,
@@ -151,7 +155,7 @@ static int radeonfb_create_pinned_object(struct radeon_fbdev *rfbdev,
if (tiling_flags) {
ret = radeon_bo_set_tiling_flags(rbo,
tiling_flags | RADEON_TILING_SURFACE,
- mode_cmd->pitch);
+ mode_cmd->pitches[0]);
if (ret)
dev_err(rdev->dev, "FB failed to set tiling flags\n");
}
@@ -187,7 +191,7 @@ static int radeonfb_create(struct radeon_fbdev *rfbdev,
struct radeon_device *rdev = rfbdev->rdev;
struct fb_info *info;
struct drm_framebuffer *fb = NULL;
- struct drm_mode_fb_cmd mode_cmd;
+ struct drm_mode_fb_cmd2 mode_cmd;
struct drm_gem_object *gobj = NULL;
struct radeon_bo *rbo = NULL;
struct device *device = &rdev->pdev->dev;
@@ -201,8 +205,8 @@ static int radeonfb_create(struct radeon_fbdev *rfbdev,
if ((sizes->surface_bpp == 24) && ASIC_IS_AVIVO(rdev))
sizes->surface_bpp = 32;
- mode_cmd.bpp = sizes->surface_bpp;
- mode_cmd.depth = sizes->surface_depth;
+ mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp,
+ sizes->surface_depth);
ret = radeonfb_create_pinned_object(rfbdev, &mode_cmd, &gobj);
rbo = gem_to_radeon_bo(gobj);
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index ed0178f..dd429a1 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -645,7 +645,7 @@ extern void radeon_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green
u16 *blue, int regno);
void radeon_framebuffer_init(struct drm_device *dev,
struct radeon_framebuffer *rfb,
- struct drm_mode_fb_cmd *mode_cmd,
+ struct drm_mode_fb_cmd2 *mode_cmd,
struct drm_gem_object *obj);
int radeonfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 8b14dfd..a16a84f 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -974,7 +974,7 @@ out_err1:
static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev,
struct drm_file *file_priv,
- struct drm_mode_fb_cmd *mode_cmd)
+ struct drm_mode_fb_cmd2 *mode_cmd2)
{
struct vmw_private *dev_priv = vmw_priv(dev);
struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
@@ -982,16 +982,24 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev,
struct vmw_surface *surface = NULL;
struct vmw_dma_buffer *bo = NULL;
struct ttm_base_object *user_obj;
+ struct drm_mode_fb_cmd mode_cmd;
u64 required_size;
int ret;
+ mode_cmd.width = mode_cmd2->width;
+ mode_cmd.height = mode_cmd2->height;
+ mode_cmd.pitch = mode_cmd2->pitches[0];
+ mode_cmd.handle = mode_cmd2->handles[0];
+ drm_helper_get_fb_bpp_depth(mode_cmd2->pixel_format, &mode_cmd.depth,
+ &mode_cmd.bpp);
+
/**
* This code should be conditioned on Screen Objects not being used.
* If screen objects are used, we can allocate a GMR to hold the
* requested framebuffer.
*/
- required_size = mode_cmd->pitch * mode_cmd->height;
+ required_size = mode_cmd.pitch * mode_cmd.height;
if (unlikely(required_size > (u64) dev_priv->vram_size)) {
DRM_ERROR("VRAM size is too small for requested mode.\n");
return NULL;
@@ -1006,7 +1014,7 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev,
* command stream using user-space handles.
*/
- user_obj = ttm_base_object_lookup(tfile, mode_cmd->handle);
+ user_obj = ttm_base_object_lookup(tfile, mode_cmd.handle);
if (unlikely(user_obj == NULL)) {
DRM_ERROR("Could not locate requested kms frame buffer.\n");
return ERR_PTR(-ENOENT);
@@ -1017,7 +1025,7 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev,
*/
ret = vmw_user_surface_lookup_handle(dev_priv, tfile,
- mode_cmd->handle, &surface);
+ mode_cmd.handle, &surface);
if (ret)
goto try_dmabuf;
@@ -1025,7 +1033,7 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev,
goto err_not_scanout;
ret = vmw_kms_new_framebuffer_surface(dev_priv, file_priv, surface,
- &vfb, mode_cmd);
+ &vfb, &mode_cmd);
/* vmw_user_surface_lookup takes one ref so does new_fb */
vmw_surface_unreference(&surface);
@@ -1041,14 +1049,14 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev,
try_dmabuf:
DRM_INFO("%s: trying buffer\n", __func__);
- ret = vmw_user_dmabuf_lookup(tfile, mode_cmd->handle, &bo);
+ ret = vmw_user_dmabuf_lookup(tfile, mode_cmd.handle, &bo);
if (ret) {
DRM_ERROR("failed to find buffer: %i\n", ret);
return ERR_PTR(-ENOENT);
}
ret = vmw_kms_new_framebuffer_dmabuf(dev_priv, bo, &vfb,
- mode_cmd);
+ &mode_cmd);
/* vmw_user_dmabuf_lookup takes one ref so does new_fb */
vmw_dmabuf_unreference(&bo);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
index db0b901..e199adf 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
@@ -29,6 +29,7 @@
#define VMWGFX_KMS_H_
#include "drmP.h"
+#include "drm_crtc_helper.h"
#include "vmwgfx_drv.h"
#define VMWGFX_NUM_DISPLAY_UNITS 8
diff --git a/drivers/staging/gma500/framebuffer.c b/drivers/staging/gma500/framebuffer.c
index 3f39a37..1e77229 100644
--- a/drivers/staging/gma500/framebuffer.c
+++ b/drivers/staging/gma500/framebuffer.c
@@ -546,7 +546,7 @@ out_err1:
*/
static struct drm_framebuffer *psb_user_framebuffer_create
(struct drm_device *dev, struct drm_file *filp,
- struct drm_mode_fb_cmd *cmd)
+ struct drm_mode_fb_cmd2 *cmd)
{
struct gtt_range *r;
struct drm_gem_object *obj;
diff --git a/include/drm/drm.h b/include/drm/drm.h
index 2897967..49d94ed 100644
--- a/include/drm/drm.h
+++ b/include/drm/drm.h
@@ -717,6 +717,7 @@ struct drm_get_cap {
#define DRM_IOCTL_MODE_GETPLANERESOURCES DRM_IOWR(0xB5, struct drm_mode_get_plane_res)
#define DRM_IOCTL_MODE_GETPLANE DRM_IOWR(0xB6, struct drm_mode_get_plane)
#define DRM_IOCTL_MODE_SETPLANE DRM_IOWR(0xB7, struct drm_mode_set_plane)
+#define DRM_IOCTL_MODE_ADDFB2 DRM_IOWR(0xB8, struct drm_mode_fb_cmd2)
/**
* Device specific ioctls should only be in their respective headers
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index e20867e..a2fbf33 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -29,9 +29,10 @@
#include <linux/spinlock.h>
#include <linux/types.h>
#include <linux/idr.h>
-
#include <linux/fb.h>
+#include <drm/drm_fourcc.h>
+
struct drm_device;
struct drm_mode_set;
struct drm_framebuffer;
@@ -246,6 +247,7 @@ struct drm_framebuffer {
unsigned int depth;
int bits_per_pixel;
int flags;
+ uint32_t pixel_format; /* fourcc format */
struct list_head filp_head;
/* if you are using the helper */
void *helper_private;
@@ -619,7 +621,7 @@ struct drm_mode_set {
* struct drm_mode_config_funcs - configure CRTCs for a given screen layout
*/
struct drm_mode_config_funcs {
- struct drm_framebuffer *(*fb_create)(struct drm_device *dev, struct drm_file *file_priv, struct drm_mode_fb_cmd *mode_cmd);
+ struct drm_framebuffer *(*fb_create)(struct drm_device *dev, struct drm_file *file_priv, struct drm_mode_fb_cmd2 *mode_cmd);
void (*output_poll_changed)(struct drm_device *dev);
};
@@ -837,6 +839,9 @@ extern int drm_mode_cursor_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv);
extern int drm_mode_addfb(struct drm_device *dev,
void *data, struct drm_file *file_priv);
+extern int drm_mode_addfb2(struct drm_device *dev,
+ void *data, struct drm_file *file_priv);
+extern uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth);
extern int drm_mode_rmfb(struct drm_device *dev,
void *data, struct drm_file *file_priv);
extern int drm_mode_getfb(struct drm_device *dev,
diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h
index 73b0712..b4abb33 100644
--- a/include/drm/drm_crtc_helper.h
+++ b/include/drm/drm_crtc_helper.h
@@ -116,8 +116,10 @@ extern bool drm_helper_encoder_in_use(struct drm_encoder *encoder);
extern void drm_helper_connector_dpms(struct drm_connector *connector, int mode);
+extern void drm_helper_get_fb_bpp_depth(uint32_t format, unsigned int *depth,
+ int *bpp);
extern int drm_helper_mode_fill_fb_struct(struct drm_framebuffer *fb,
- struct drm_mode_fb_cmd *mode_cmd);
+ struct drm_mode_fb_cmd2 *mode_cmd);
static inline void drm_crtc_helper_add(struct drm_crtc *crtc,
const struct drm_crtc_helper_funcs *funcs)
diff --git a/include/drm/drm_fourcc.h b/include/drm/drm_fourcc.h
new file mode 100644
index 0000000..48c3d10
--- /dev/null
+++ b/include/drm/drm_fourcc.h
@@ -0,0 +1,63 @@
+/*
+ * Copyright 2011 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef DRM_FOURCC_H
+#define DRM_FOURCC_H
+
+/*
+ * We don't use the V4L header because
+ * 1) the fourcc codes are well defined and trivial to construct
+ * 2) we don't want user apps to have to pull in v4l headers just for fourcc
+ * 3) the v4l fourcc codes are mixed up with a bunch of other code and are
+ * part of the v4l API, so changing them to something linux-generic isn't
+ * feasible
+ *
+ * So the below includes the fourcc codes used by the DRM and its drivers,
+ * along with potential device specific codes.
+ */
+
+#include <linux/types.h>
+
+#define fourcc_code(a,b,c,d) ((u32)(a) | ((u32)(b) << 8) | \
+ ((u32)(c) << 16) | ((u32)(d) << 24))
+
+/* RGB codes */
+#define DRM_FOURCC_RGB332 fourcc_code('R','G','B','1')
+#define DRM_FOURCC_RGB555 fourcc_code('R','G','B','O')
+#define DRM_FOURCC_RGB565 fourcc_code('R','G','B','P')
+#define DRM_FOURCC_RGB24 fourcc_code('R','G','B','3')
+#define DRM_FOURCC_RGB32 fourcc_code('R','G','B','4')
+
+#define DRM_FOURCC_BGR24 fourcc_code('B','G','R','3')
+#define DRM_FOURCC_BGR32 fourcc_code('B','G','R','4')
+
+/* YUV codes */
+#define DRM_FOURCC_YUYV fourcc_code('Y', 'U', 'Y', 'V')
+#define DRM_FOURCC_YVYU fourcc_code('Y', 'V', 'Y', 'U')
+#define DRM_FOURCC_UYVY fourcc_code('U', 'Y', 'V', 'Y')
+#define DRM_FOURCC_VYUY fourcc_code('V', 'Y', 'U', 'Y')
+
+/* DRM specific codes */
+#define DRM_INTEL_RGB30 fourcc_code('R','G','B','0') /* RGB x:10:10:10 */
+
+#endif /* DRM_FOURCC_H */
diff --git a/include/drm/drm_mode.h b/include/drm/drm_mode.h
index 1e4747c..173aaf7 100644
--- a/include/drm/drm_mode.h
+++ b/include/drm/drm_mode.h
@@ -262,6 +262,30 @@ struct drm_mode_fb_cmd {
__u32 handle;
};
+struct drm_mode_fb_cmd2 {
+ __u32 fb_id;
+ __u32 width, height;
+ __u32 pixel_format; /* fourcc code from videodev2.h */
+
+ /*
+ * In case of planar formats, this ioctl allows up to 4
+ * buffer objects with offets and pitches per plane.
+ * The pitch and offset order is dictated by the fourcc,
+ * e.g. NV12 (http://fourcc.org/yuv.php#NV12) is described as:
+ *
+ * YUV 4:2:0 image with a plane of 8 bit Y samples
+ * followed by an interleaved U/V plane containing
+ * 8 bit 2x2 subsampled colour difference samples.
+ *
+ * So it would consist of Y as offset[0] and UV as
+ * offeset[1]. Note that offset[0] will generally
+ * be 0.
+ */
+ __u32 handles[4];
+ __u32 pitches[4]; /* pitch for each plane */
+ __u32 offsets[4]; /* offset of each plane */
+};
+
#define DRM_MODE_FB_DIRTY_ANNOTATE_COPY 0x01
#define DRM_MODE_FB_DIRTY_ANNOTATE_FILL 0x02
#define DRM_MODE_FB_DIRTY_FLAGS 0x03
--
1.7.4.1
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