From: Michel Dänzer <[email protected]> Otherwise the front buffer may not be accessible by the CPU, because Mesa sets the AMDGPU_GEM_CREATE_NO_CPU_ACCESS flag for tiled buffers, because accessing tiled buffers with the CPU makes little sense.
Signed-off-by: Michel Dänzer <[email protected]> --- src/amdgpu_kms.c | 3 ++- src/drmmode_display.c | 2 +- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/src/amdgpu_kms.c b/src/amdgpu_kms.c index e090c25..4475bff 100644 --- a/src/amdgpu_kms.c +++ b/src/amdgpu_kms.c @@ -1431,7 +1431,8 @@ static Bool amdgpu_setup_kernel_mem(ScreenPtr pScreen) return FALSE; } - if (amdgpu_bo_map(pScrn, info->front_buffer)) { + if (info->shadow_fb && + amdgpu_bo_map(pScrn, info->front_buffer) != 0) { ErrorF("Failed to map front buffer memory\n"); return FALSE; } diff --git a/src/drmmode_display.c b/src/drmmode_display.c index 3f015f9..fe1d17e 100644 --- a/src/drmmode_display.c +++ b/src/drmmode_display.c @@ -1741,7 +1741,7 @@ static Bool drmmode_xf86crtc_resize(ScrnInfoPtr scrn, int width, int height) goto fail; } - if (amdgpu_bo_map(scrn, info->front_buffer)) { + if (info->shadow_fb && amdgpu_bo_map(scrn, info->front_buffer) != 0) { xf86DrvMsg(scrn->scrnIndex, X_ERROR, "Failed to map front buffer memory\n"); goto fail; -- 2.7.0.rc3 _______________________________________________ xorg-driver-ati mailing list [email protected] http://lists.x.org/mailman/listinfo/xorg-driver-ati
