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drm: move the fb bpp/depth helper into the core. 

This is used by nearly everyone including vmwgfx which doesn't generally
use the fb helper.

Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2011-11-29 20:02:54 +00:00
parent 435ddd926e
commit 248dbc2350
8 changed files with 49 additions and 48 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

41
drivers/gpu/drm/drm_crtc.c
View File

@ -3136,3 +3136,44 @@ int drm_mode_destroy_dumb_ioctl(struct drm_device *dev,
return dev->driver->dumb_destroy(file_priv, dev, args->handle);
}
/*
* Just need to support RGB formats here for compat with code that doesn't
* use pixel formats directly yet.
*/
void drm_fb_get_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_fb_get_bpp_depth);

43
drivers/gpu/drm/drm_crtc_helper.c
View File

@ -811,54 +811,13 @@ 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_cmd2 *mode_cmd)
{
fb->width = mode_cmd->width;
fb->height = mode_cmd->height;
fb->pitch = mode_cmd->pitches[0];
drm_helper_get_fb_bpp_depth(mode_cmd->pixel_format, &fb->depth,
drm_fb_get_bpp_depth(mode_cmd->pixel_format, &fb->depth,
&fb->bits_per_pixel);
fb->pixel_format = mode_cmd->pixel_format;

2
drivers/gpu/drm/gma500/framebuffer.c
View File

@ -247,7 +247,7 @@ static int psb_framebuffer_init(struct drm_device *dev,
u32 bpp, depth;
int ret;
drm_helper_get_fb_bpp_depth(mode_cmd->pixel_format, &depth, &bpp);
drm_fb_get_bpp_depth(mode_cmd->pixel_format, &depth, &bpp);
if (mode_cmd->pitches[0] & 63)
return -EINVAL;

2
drivers/gpu/drm/radeon/radeon_fb.c
View File

@ -116,7 +116,7 @@ static int radeonfb_create_pinned_object(struct radeon_fbdev *rfbdev,
int height = mode_cmd->height;
u32 bpp, depth;
drm_helper_get_fb_bpp_depth(mode_cmd->pixel_format, &depth, &bpp);
drm_fb_get_bpp_depth(mode_cmd->pixel_format, &depth, &bpp);
/* need to align pitch with crtc limits */
mode_cmd->pitches[0] = radeon_align_pitch(rdev, mode_cmd->width, bpp,

2
drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
View File

@ -1006,7 +1006,7 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev,
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,
drm_fb_get_bpp_depth(mode_cmd2->pixel_format, &mode_cmd.depth,
&mode_cmd.bpp);
/**

2
drivers/staging/gma500/framebuffer.c
View File

@ -280,7 +280,7 @@ static int psb_framebuffer_init(struct drm_device *dev,
u32 bpp, depth;
int ret;
drm_helper_get_fb_bpp_depth(mode_cmd->pixel_format, &depth, &bpp);
drm_fb_get_bpp_depth(mode_cmd->pixel_format, &depth, &bpp);
if (mode_cmd->pitches[0] & 63)
return -EINVAL;

3
include/drm/drm_crtc.h
View File

@ -902,4 +902,7 @@ extern int drm_mode_mmap_dumb_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv);
extern int drm_mode_destroy_dumb_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv);
extern void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth,
int *bpp);
#endif /* __DRM_CRTC_H__ */

2
include/drm/drm_crtc_helper.h
View File

@ -116,8 +116,6 @@ 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_cmd2 *mode_cmd);