Hi guys, This patch set is for adding DRI2 page flip support to modesetting driver. I mainly take reference of amdgpu DDX and reuse present page flip code in the modesetting driver. V2: 1. fix DRI2 page flip success handler event memory leak 2. adjust patch sequence to make DRI2 use the common page flip code in pageflip.c from the beginning 3. some fix on debug output and comments V3: 1. squash previous patch 5 into patch 4 V4: 1. fix ms_dri2_exchange_buffers width/height miss copy 2. some fix on debug output and comments Regards, Qiang Qiang Yu (4): modesetting: make ms_do_pageflip generic for share with DRI2 modesetting: move ms_do_pageflip to pageflip.c modesetting: move common page flip handle to pageflip.c modesetting: add DRI2 page flip support hw/xfree86/drivers/modesetting/Makefile.am | 1 + hw/xfree86/drivers/modesetting/dri2.c | 237 +++++++++++++++- hw/xfree86/drivers/modesetting/driver.h | 21 ++ hw/xfree86/drivers/modesetting/drmmode_display.h | 3 + hw/xfree86/drivers/modesetting/pageflip.c | 344 +++++++++++++++++++++++ hw/xfree86/drivers/modesetting/present.c | 335 +++------------------- 6 files changed, 630 insertions(+), 311 deletions(-) create mode 100644 hw/xfree86/drivers/modesetting/pageflip.c -- 2.7.4