radeon: take ownership rather than adding reference for new renderbuffers

This avoids locking in the reference calls and fixes a leak after the
RefCount initialisation was change from 0 to 1.

Fixes: 32141e53d1 (mesa: tidy up renderbuffer RefCount initialisation)

Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
This commit is contained in:
Timothy Arceri 2017-04-08 10:29:22 +10:00
parent 1b85009ec1
commit 6c02387b2c

View file

@ -677,13 +677,13 @@ radeonCreateBuffer( __DRIscreen *driScrnPriv,
/* front color renderbuffer */
rfb->color_rb[0] = radeon_create_renderbuffer(rgbFormat, driDrawPriv);
_mesa_add_renderbuffer(&rfb->base, BUFFER_FRONT_LEFT, &rfb->color_rb[0]->base.Base);
_mesa_add_renderbuffer_without_ref(&rfb->base, BUFFER_FRONT_LEFT, &rfb->color_rb[0]->base.Base);
rfb->color_rb[0]->has_surface = 1;
/* back color renderbuffer */
if (mesaVis->doubleBufferMode) {
rfb->color_rb[1] = radeon_create_renderbuffer(rgbFormat, driDrawPriv);
_mesa_add_renderbuffer(&rfb->base, BUFFER_BACK_LEFT, &rfb->color_rb[1]->base.Base);
_mesa_add_renderbuffer_without_ref(&rfb->base, BUFFER_BACK_LEFT, &rfb->color_rb[1]->base.Base);
rfb->color_rb[1]->has_surface = 1;
}
@ -691,21 +691,21 @@ radeonCreateBuffer( __DRIscreen *driScrnPriv,
if (mesaVis->stencilBits == 8) {
struct radeon_renderbuffer *depthStencilRb =
radeon_create_renderbuffer(MESA_FORMAT_Z24_UNORM_S8_UINT, driDrawPriv);
_mesa_add_renderbuffer(&rfb->base, BUFFER_DEPTH, &depthStencilRb->base.Base);
_mesa_add_renderbuffer_without_ref(&rfb->base, BUFFER_DEPTH, &depthStencilRb->base.Base);
_mesa_add_renderbuffer(&rfb->base, BUFFER_STENCIL, &depthStencilRb->base.Base);
depthStencilRb->has_surface = screen->depthHasSurface;
} else {
/* depth renderbuffer */
struct radeon_renderbuffer *depth =
radeon_create_renderbuffer(MESA_FORMAT_Z24_UNORM_X8_UINT, driDrawPriv);
_mesa_add_renderbuffer(&rfb->base, BUFFER_DEPTH, &depth->base.Base);
_mesa_add_renderbuffer_without_ref(&rfb->base, BUFFER_DEPTH, &depth->base.Base);
depth->has_surface = screen->depthHasSurface;
}
} else if (mesaVis->depthBits == 16) {
/* just 16-bit depth buffer, no hw stencil */
struct radeon_renderbuffer *depth =
radeon_create_renderbuffer(MESA_FORMAT_Z_UNORM16, driDrawPriv);
_mesa_add_renderbuffer(&rfb->base, BUFFER_DEPTH, &depth->base.Base);
_mesa_add_renderbuffer_without_ref(&rfb->base, BUFFER_DEPTH, &depth->base.Base);
depth->has_surface = screen->depthHasSurface;
}