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drm/i915/gvt: Enable gfx virtualiztion for CFL 

Use INTEL_GEN to simplify the code for SKL+ platforms.

v2:
- split the enabling code into final one to identify any regression.

Cc: Zhenyu Wang <zhenyuw@linux.intel.com>
Reviewed-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Fei Jiang <fei.jiang@intel.com>
Signed-off-by: fred gao <fred.gao@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
This commit is contained in:
fred gao 2019-01-09 09:20:07 +08:00 committed by Zhenyu Wang
parent 5cd02703b0
commit c3b5a8430d
8 changed files with 36 additions and 53 deletions
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15
drivers/gpu/drm/i915/gvt/cmd_parser.c
View File

@ -901,7 +901,8 @@ static int cmd_reg_handler(struct parser_exec_state *s,
* It's good enough to support initializing mmio by lri command in
* vgpu inhibit context on KBL.
*/
if (IS_KABYLAKE(s->vgpu->gvt->dev_priv) &&
if ((IS_KABYLAKE(s->vgpu->gvt->dev_priv)
|| IS_COFFEELAKE(s->vgpu->gvt->dev_priv)) &&
intel_gvt_mmio_is_in_ctx(gvt, offset) &&
!strncmp(cmd, "lri", 3)) {
intel_gvt_hypervisor_read_gpa(s->vgpu,
@ -1280,9 +1281,7 @@ static int gen8_check_mi_display_flip(struct parser_exec_state *s,
if (!info->async_flip)
return 0;
if (IS_SKYLAKE(dev_priv)
|| IS_KABYLAKE(dev_priv)
|| IS_BROXTON(dev_priv)) {
if (INTEL_GEN(dev_priv) >= 9) {
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;
@ -1310,9 +1309,7 @@ static int gen8_update_plane_mmio_from_mi_display_flip(
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)
|| IS_BROXTON(dev_priv)) {
if (INTEL_GEN(dev_priv) >= 9) {
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),
@ -1336,9 +1333,7 @@ static int decode_mi_display_flip(struct parser_exec_state *s,
if (IS_BROADWELL(dev_priv))
return gen8_decode_mi_display_flip(s, info);
if (IS_SKYLAKE(dev_priv)
|| IS_KABYLAKE(dev_priv)
|| IS_BROXTON(dev_priv))
if (INTEL_GEN(dev_priv) >= 9)
return skl_decode_mi_display_flip(s, info);
return -ENODEV;

12
drivers/gpu/drm/i915/gvt/display.c
View File

@ -198,7 +198,8 @@ static void emulate_monitor_status_change(struct intel_vgpu *vgpu)
SDE_PORTC_HOTPLUG_CPT |
SDE_PORTD_HOTPLUG_CPT);
if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) {
if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv) ||
IS_COFFEELAKE(dev_priv)) {
vgpu_vreg_t(vgpu, SDEISR) &= ~(SDE_PORTA_HOTPLUG_SPT |
SDE_PORTE_HOTPLUG_SPT);
vgpu_vreg_t(vgpu, SKL_FUSE_STATUS) |=
@ -273,7 +274,8 @@ static void emulate_monitor_status_change(struct intel_vgpu *vgpu)
vgpu_vreg_t(vgpu, SFUSE_STRAP) |= SFUSE_STRAP_DDID_DETECTED;
}
if ((IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) &&
if ((IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv) ||
IS_COFFEELAKE(dev_priv)) &&
intel_vgpu_has_monitor_on_port(vgpu, PORT_E)) {
vgpu_vreg_t(vgpu, SDEISR) |= SDE_PORTE_HOTPLUG_SPT;
}
@ -453,7 +455,8 @@ void intel_vgpu_clean_display(struct intel_vgpu *vgpu)
{
struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv))
if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv) ||
IS_COFFEELAKE(dev_priv))
clean_virtual_dp_monitor(vgpu, PORT_D);
else
clean_virtual_dp_monitor(vgpu, PORT_B);
@ -476,7 +479,8 @@ int intel_vgpu_init_display(struct intel_vgpu *vgpu, u64 resolution)
intel_vgpu_init_i2c_edid(vgpu);
if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv))
if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv) ||
IS_COFFEELAKE(dev_priv))
return setup_virtual_dp_monitor(vgpu, PORT_D, GVT_DP_D,
resolution);
else

4
drivers/gpu/drm/i915/gvt/dmabuf.c
View File

@ -163,9 +163,7 @@ static struct drm_i915_gem_object *vgpu_create_gem(struct drm_device *dev,
obj->read_domains = I915_GEM_DOMAIN_GTT;
obj->write_domain = 0;
if (IS_SKYLAKE(dev_priv)
|| IS_KABYLAKE(dev_priv)
|| IS_BROXTON(dev_priv)) {
if (INTEL_GEN(dev_priv) >= 9) {
unsigned int tiling_mode = 0;
unsigned int stride = 0;

12
drivers/gpu/drm/i915/gvt/fb_decoder.c
View File

@ -151,9 +151,7 @@ static u32 intel_vgpu_get_stride(struct intel_vgpu *vgpu, int pipe,
u32 stride_reg = vgpu_vreg_t(vgpu, DSPSTRIDE(pipe)) & stride_mask;
u32 stride = stride_reg;
if (IS_SKYLAKE(dev_priv)
|| IS_KABYLAKE(dev_priv)
|| IS_BROXTON(dev_priv)) {
if (INTEL_GEN(dev_priv) >= 9) {
switch (tiled) {
case PLANE_CTL_TILED_LINEAR:
stride = stride_reg * 64;
@ -217,9 +215,7 @@ int intel_vgpu_decode_primary_plane(struct intel_vgpu *vgpu,
if (!plane->enabled)
return -ENODEV;
if (IS_SKYLAKE(dev_priv)
|| IS_KABYLAKE(dev_priv)
|| IS_BROXTON(dev_priv)) {
if (INTEL_GEN(dev_priv) >= 9) {
plane->tiled = val & PLANE_CTL_TILED_MASK;
fmt = skl_format_to_drm(
val & PLANE_CTL_FORMAT_MASK,
@ -260,9 +256,7 @@ int intel_vgpu_decode_primary_plane(struct intel_vgpu *vgpu,
}
plane->stride = intel_vgpu_get_stride(vgpu, pipe, plane->tiled,
(IS_SKYLAKE(dev_priv)
|| IS_KABYLAKE(dev_priv)
|| IS_BROXTON(dev_priv)) ?
(INTEL_GEN(dev_priv) >= 9) ?
(_PRI_PLANE_STRIDE_MASK >> 6) :
_PRI_PLANE_STRIDE_MASK, plane->bpp);

17
drivers/gpu/drm/i915/gvt/handlers.c
View File

@ -283,9 +283,7 @@ static int mul_force_wake_write(struct intel_vgpu *vgpu,
old = vgpu_vreg(vgpu, offset);
new = CALC_MODE_MASK_REG(old, *(u32 *)p_data);
if (IS_SKYLAKE(vgpu->gvt->dev_priv)
|| IS_KABYLAKE(vgpu->gvt->dev_priv)
|| IS_BROXTON(vgpu->gvt->dev_priv)) {
if (INTEL_GEN(vgpu->gvt->dev_priv) >= 9) {
switch (offset) {
case FORCEWAKE_RENDER_GEN9_REG:
ack_reg_offset = FORCEWAKE_ACK_RENDER_GEN9_REG;
@ -891,9 +889,7 @@ static int dp_aux_ch_ctl_mmio_write(struct intel_vgpu *vgpu,
write_vreg(vgpu, offset, p_data, bytes);
data = vgpu_vreg(vgpu, offset);
if ((IS_SKYLAKE(vgpu->gvt->dev_priv)
|| IS_KABYLAKE(vgpu->gvt->dev_priv)
|| IS_BROXTON(vgpu->gvt->dev_priv))
if ((INTEL_GEN(vgpu->gvt->dev_priv) >= 9)
&& offset != _REG_SKL_DP_AUX_CH_CTL(port_index)) {
/* SKL DPB/C/D aux ctl register changed */
return 0;
@ -1409,7 +1405,8 @@ static int mailbox_write(struct intel_vgpu *vgpu, unsigned int offset,
switch (cmd) {
case GEN9_PCODE_READ_MEM_LATENCY:
if (IS_SKYLAKE(vgpu->gvt->dev_priv)
|| IS_KABYLAKE(vgpu->gvt->dev_priv)) {
|| IS_KABYLAKE(vgpu->gvt->dev_priv)
|| IS_COFFEELAKE(vgpu->gvt->dev_priv)) {
/**
* "Read memory latency" command on gen9.
* Below memory latency values are read
@ -1433,7 +1430,8 @@ static int mailbox_write(struct intel_vgpu *vgpu, unsigned int offset,
break;
case SKL_PCODE_CDCLK_CONTROL:
if (IS_SKYLAKE(vgpu->gvt->dev_priv)
|| IS_KABYLAKE(vgpu->gvt->dev_priv))
|| IS_KABYLAKE(vgpu->gvt->dev_priv)
|| IS_COFFEELAKE(vgpu->gvt->dev_priv))
*data0 = SKL_CDCLK_READY_FOR_CHANGE;
break;
case GEN6_PCODE_READ_RC6VIDS:
@ -3304,7 +3302,8 @@ int intel_gvt_setup_mmio_info(struct intel_gvt *gvt)
if (ret)
goto err;
} else if (IS_SKYLAKE(dev_priv)
|| IS_KABYLAKE(dev_priv)) {
|| IS_KABYLAKE(dev_priv)
|| IS_COFFEELAKE(dev_priv)) {
ret = init_broadwell_mmio_info(gvt);
if (ret)
goto err;

4
drivers/gpu/drm/i915/gvt/interrupt.c
View File

@ -581,9 +581,7 @@ static void gen8_init_irq(
SET_BIT_INFO(irq, 4, PRIMARY_C_FLIP_DONE, INTEL_GVT_IRQ_INFO_DE_PIPE_C);
SET_BIT_INFO(irq, 5, SPRITE_C_FLIP_DONE, INTEL_GVT_IRQ_INFO_DE_PIPE_C);
} else if (IS_SKYLAKE(gvt->dev_priv)
|| IS_KABYLAKE(gvt->dev_priv)
|| IS_BROXTON(gvt->dev_priv)) {
} else if (INTEL_GEN(gvt->dev_priv) >= 9) {
SET_BIT_INFO(irq, 25, AUX_CHANNEL_B, INTEL_GVT_IRQ_INFO_DE_PORT);
SET_BIT_INFO(irq, 26, AUX_CHANNEL_C, INTEL_GVT_IRQ_INFO_DE_PORT);
SET_BIT_INFO(irq, 27, AUX_CHANNEL_D, INTEL_GVT_IRQ_INFO_DE_PORT);

18
drivers/gpu/drm/i915/gvt/mmio_context.c
View File

@ -351,8 +351,7 @@ static void handle_tlb_pending_event(struct intel_vgpu *vgpu, int ring_id)
*/
fw = intel_uncore_forcewake_for_reg(dev_priv, reg,
FW_REG_READ | FW_REG_WRITE);
if (ring_id == RCS && (IS_SKYLAKE(dev_priv) ||
IS_KABYLAKE(dev_priv) || IS_BROXTON(dev_priv)))
if (ring_id == RCS && (INTEL_GEN(dev_priv) >= 9))
fw |= FORCEWAKE_RENDER;
intel_uncore_forcewake_get(dev_priv, fw);
@ -389,7 +388,8 @@ static void switch_mocs(struct intel_vgpu *pre, struct intel_vgpu *next,
if (WARN_ON(ring_id >= ARRAY_SIZE(regs)))
return;
if ((IS_KABYLAKE(dev_priv) || IS_BROXTON(dev_priv)) && ring_id == RCS)
if ((IS_KABYLAKE(dev_priv) || IS_BROXTON(dev_priv)
|| IS_COFFEELAKE(dev_priv)) && ring_id == RCS)
return;
if (!pre && !gen9_render_mocs.initialized)
@ -455,9 +455,7 @@ static void switch_mmio(struct intel_vgpu *pre,
u32 old_v, new_v;
dev_priv = pre ? pre->gvt->dev_priv : next->gvt->dev_priv;
if (IS_SKYLAKE(dev_priv)
|| IS_KABYLAKE(dev_priv)
|| IS_BROXTON(dev_priv))
if (INTEL_GEN(dev_priv) >= 9)
switch_mocs(pre, next, ring_id);
for (mmio = dev_priv->gvt->engine_mmio_list.mmio;
@ -469,8 +467,8 @@ static void switch_mmio(struct intel_vgpu *pre,
* state image on kabylake, it's initialized by lri command and
* save or restore with context together.
*/
if ((IS_KABYLAKE(dev_priv) || IS_BROXTON(dev_priv))
&& mmio->in_context)
if ((IS_KABYLAKE(dev_priv) || IS_BROXTON(dev_priv)
|| IS_COFFEELAKE(dev_priv)) && mmio->in_context)
continue;
// save
@ -563,9 +561,7 @@ void intel_gvt_init_engine_mmio_context(struct intel_gvt *gvt)
{
struct engine_mmio *mmio;
if (IS_SKYLAKE(gvt->dev_priv) ||
IS_KABYLAKE(gvt->dev_priv) ||
IS_BROXTON(gvt->dev_priv))
if (INTEL_GEN(gvt->dev_priv) >= 9)
gvt->engine_mmio_list.mmio = gen9_engine_mmio_list;
else
gvt->engine_mmio_list.mmio = gen8_engine_mmio_list;

7
drivers/gpu/drm/i915/gvt/scheduler.c
View File

@ -299,7 +299,8 @@ static int copy_workload_to_ring_buffer(struct intel_vgpu_workload *workload)
void *shadow_ring_buffer_va;
u32 *cs;
if ((IS_KABYLAKE(req->i915) || IS_BROXTON(req->i915))
if ((IS_KABYLAKE(req->i915) || IS_BROXTON(req->i915)
|| IS_COFFEELAKE(req->i915))
&& is_inhibit_context(req->hw_context))
intel_vgpu_restore_inhibit_context(vgpu, req);
@ -939,9 +940,7 @@ static int workload_thread(void *priv)
struct intel_vgpu_workload *workload = NULL;
struct intel_vgpu *vgpu = NULL;
int ret;
bool need_force_wake = IS_SKYLAKE(gvt->dev_priv)
|| IS_KABYLAKE(gvt->dev_priv)
|| IS_BROXTON(gvt->dev_priv);
bool need_force_wake = (INTEL_GEN(gvt->dev_priv) >= 9);
DEFINE_WAIT_FUNC(wait, woken_wake_function);
kfree(p);