From: Colin Xu Date: Mon, 11 Jun 2018 15:39:35 +0800 Subject: drm/i915/gvt: Enable cmd_parser support for BXT. Git-commit: f093f182ace9ce3c618c110e316cc1e22d0c9d3b Patch-mainline: v4.19-rc1 References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166 Handle BXT cmd_parser as SKL/KBL. v2: All supported platforms share the same routines. Remove the platform check by now and let is_supported_device() be the gate keeper. Signed-off-by: Colin Xu Signed-off-by: Zhenyu Wang Acked-by: Petr Tesarik --- drivers/gpu/drm/i915/gvt/cmd_parser.c | 39 ++++++++++++---------------------- 1 file changed, 14 insertions(+), 25 deletions(-) --- a/drivers/gpu/drm/i915/gvt/cmd_parser.c +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c @@ -1280,7 +1280,9 @@ static int gen8_check_mi_display_flip(st if (!info->async_flip) return 0; - if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) { + if (IS_SKYLAKE(dev_priv) + || IS_KABYLAKE(dev_priv) + || IS_BROXTON(dev_priv)) { stride = vgpu_vreg_t(s->vgpu, info->stride_reg) & GENMASK(9, 0); tile = (vgpu_vreg_t(s->vgpu, info->ctrl_reg) & GENMASK(12, 10)) >> 10; @@ -1308,7 +1310,9 @@ static int gen8_update_plane_mmio_from_m set_mask_bits(&vgpu_vreg_t(vgpu, info->surf_reg), GENMASK(31, 12), info->surf_val << 12); - if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) { + if (IS_SKYLAKE(dev_priv) + || IS_KABYLAKE(dev_priv) + || IS_BROXTON(dev_priv)) { set_mask_bits(&vgpu_vreg_t(vgpu, info->stride_reg), GENMASK(9, 0), info->stride_val); set_mask_bits(&vgpu_vreg_t(vgpu, info->ctrl_reg), GENMASK(12, 10), @@ -1332,7 +1336,9 @@ static int decode_mi_display_flip(struct if (IS_BROADWELL(dev_priv)) return gen8_decode_mi_display_flip(s, info); - if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) + if (IS_SKYLAKE(dev_priv) + || IS_KABYLAKE(dev_priv) + || IS_BROXTON(dev_priv)) return skl_decode_mi_display_flip(s, info); return -ENODEV; @@ -1341,26 +1347,14 @@ static int decode_mi_display_flip(struct static int check_mi_display_flip(struct parser_exec_state *s, struct mi_display_flip_command_info *info) { - struct drm_i915_private *dev_priv = s->vgpu->gvt->dev_priv; - - if (IS_BROADWELL(dev_priv) - || IS_SKYLAKE(dev_priv) - || IS_KABYLAKE(dev_priv)) - return gen8_check_mi_display_flip(s, info); - return -ENODEV; + return gen8_check_mi_display_flip(s, info); } static int update_plane_mmio_from_mi_display_flip( struct parser_exec_state *s, struct mi_display_flip_command_info *info) { - struct drm_i915_private *dev_priv = s->vgpu->gvt->dev_priv; - - if (IS_BROADWELL(dev_priv) - || IS_SKYLAKE(dev_priv) - || IS_KABYLAKE(dev_priv)) - return gen8_update_plane_mmio_from_mi_display_flip(s, info); - return -ENODEV; + return gen8_update_plane_mmio_from_mi_display_flip(s, info); } static int cmd_handler_mi_display_flip(struct parser_exec_state *s) @@ -1639,15 +1633,10 @@ static int copy_gma_to_hva(struct intel_ */ static int batch_buffer_needs_scan(struct parser_exec_state *s) { - struct intel_gvt *gvt = s->vgpu->gvt; - - if (IS_BROADWELL(gvt->dev_priv) || IS_SKYLAKE(gvt->dev_priv) - || IS_KABYLAKE(gvt->dev_priv)) { - /* BDW decides privilege based on address space */ - if (cmd_val(s, 0) & (1 << 8) && + /* Decide privilege based on address space */ + if (cmd_val(s, 0) & (1 << 8) && !(s->vgpu->scan_nonprivbb & (1 << s->ring_id))) - return 0; - } + return 0; return 1; }