diff options
| author | Xu Han <xu.han@intel.com> | 2017-02-14 14:50:47 +0800 |
|---|---|---|
| committer | Zhenyu Wang <zhenyuw@linux.intel.com> | 2017-02-14 17:09:19 +0800 |
| commit | 6e27d51457df3f9c7ac406a2a447e89c42e440dd (patch) | |
| tree | 7856b10e1ba9d860b6cc9e3c02f95a02aaf80b3e /drivers/gpu | |
| parent | 6294b61ba769ba2cc4a182c32410aa4a75808fea (diff) | |
| download | op-kernel-dev-6e27d51457df3f9c7ac406a2a447e89c42e440dd.zip op-kernel-dev-6e27d51457df3f9c7ac406a2a447e89c42e440dd.tar.gz | |
drm/i915/gvt: add sprite plane flip done support.
* Add flip done event support for sprite plane on SKL platform.
* Fix bug #1452, "Call Trace:handle_default_event_virt+0xef/0x100
[i915]" while booting up guest.
Signed-off-by: Xu Han <xu.han@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/cmd_parser.c | 20 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/interrupt.c | 4 |
2 files changed, 23 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c index 9a4b23c..7bb11a5 100644 --- a/drivers/gpu/drm/i915/gvt/cmd_parser.c +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c @@ -1135,6 +1135,8 @@ static int skl_decode_mi_display_flip(struct parser_exec_state *s, u32 dword2 = cmd_val(s, 2); u32 plane = (dword0 & GENMASK(12, 8)) >> 8; + info->plane = PRIMARY_PLANE; + switch (plane) { case MI_DISPLAY_FLIP_SKL_PLANE_1_A: info->pipe = PIPE_A; @@ -1148,12 +1150,28 @@ static int skl_decode_mi_display_flip(struct parser_exec_state *s, info->pipe = PIPE_C; info->event = PRIMARY_C_FLIP_DONE; break; + + case MI_DISPLAY_FLIP_SKL_PLANE_2_A: + info->pipe = PIPE_A; + info->event = SPRITE_A_FLIP_DONE; + info->plane = SPRITE_PLANE; + break; + case MI_DISPLAY_FLIP_SKL_PLANE_2_B: + info->pipe = PIPE_B; + info->event = SPRITE_B_FLIP_DONE; + info->plane = SPRITE_PLANE; + break; + case MI_DISPLAY_FLIP_SKL_PLANE_2_C: + info->pipe = PIPE_C; + info->event = SPRITE_C_FLIP_DONE; + info->plane = SPRITE_PLANE; + break; + default: gvt_err("unknown plane code %d\n", plane); return -EINVAL; } - info->pipe = PRIMARY_PLANE; info->stride_val = (dword1 & GENMASK(15, 6)) >> 6; info->tile_val = (dword1 & GENMASK(2, 0)); info->surf_val = (dword2 & GENMASK(31, 12)) >> 12; diff --git a/drivers/gpu/drm/i915/gvt/interrupt.c b/drivers/gpu/drm/i915/gvt/interrupt.c index af0b86b..92bb247 100644 --- a/drivers/gpu/drm/i915/gvt/interrupt.c +++ b/drivers/gpu/drm/i915/gvt/interrupt.c @@ -588,6 +588,10 @@ static void gen8_init_irq( SET_BIT_INFO(irq, 3, PRIMARY_A_FLIP_DONE, INTEL_GVT_IRQ_INFO_DE_PIPE_A); SET_BIT_INFO(irq, 3, PRIMARY_B_FLIP_DONE, INTEL_GVT_IRQ_INFO_DE_PIPE_B); SET_BIT_INFO(irq, 3, PRIMARY_C_FLIP_DONE, INTEL_GVT_IRQ_INFO_DE_PIPE_C); + + SET_BIT_INFO(irq, 4, SPRITE_A_FLIP_DONE, INTEL_GVT_IRQ_INFO_DE_PIPE_A); + SET_BIT_INFO(irq, 4, SPRITE_B_FLIP_DONE, INTEL_GVT_IRQ_INFO_DE_PIPE_B); + SET_BIT_INFO(irq, 4, SPRITE_C_FLIP_DONE, INTEL_GVT_IRQ_INFO_DE_PIPE_C); } /* GEN8 interrupt PCU events */ |
