From: Jakob Bornecrantz jakob@vmware.com
Signed-off-by: Jakob Bornecrantz jakob@vmware.com Signed-off-by: Thomas Hellstrom thellstrom@vmware.com --- drivers/gpu/drm/vmwgfx/vmwgfx_kms.c | 10 +++++++++- 1 files changed, 9 insertions(+), 1 deletions(-)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c index 39b99db..00ec619 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c @@ -679,6 +679,7 @@ static int do_dmabuf_define_gmrfb(struct drm_file *file_priv, struct vmw_private *dev_priv, struct vmw_framebuffer *framebuffer) { + int depth = framebuffer->base.depth; size_t fifo_size; int ret;
@@ -687,6 +688,13 @@ static int do_dmabuf_define_gmrfb(struct drm_file *file_priv, SVGAFifoCmdDefineGMRFB body; } *cmd;
+ /* Emulate RGBA support, contrary to svga_reg.h this is not + * supported by hosts. This is only a problem if we are reading + * this value later and expecting what we uploaded back. + */ + if (depth == 32) + depth = 24; + fifo_size = sizeof(*cmd); cmd = kmalloc(fifo_size, GFP_KERNEL); if (unlikely(cmd == NULL)) { @@ -697,7 +705,7 @@ static int do_dmabuf_define_gmrfb(struct drm_file *file_priv, memset(cmd, 0, fifo_size); cmd->header = SVGA_CMD_DEFINE_GMRFB; cmd->body.format.bitsPerPixel = framebuffer->base.bits_per_pixel; - cmd->body.format.colorDepth = framebuffer->base.depth; + cmd->body.format.colorDepth = depth; cmd->body.format.reserved = 0; cmd->body.bytesPerLine = framebuffer->base.pitch; cmd->body.ptr.gmrId = framebuffer->user_handle;