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drm/i915/gvt: Make WARN* drm specific where vgpu ptr is available 

Drm specific drm_WARN* calls include device information in the
backtrace, so we know what device the warnings originate from.

Covert all the calls of WARN* with device specific drm_WARN*
variants in functions where drm_device struct pointer is readily
available.

The conversion was done automatically with below coccinelle semantic
patch. checkpatch errors/warnings are fixed manually.

@@
identifier func, T;
@@
func(struct intel_vgpu *T,...) {
+struct drm_i915_private *i915 = T->gvt->dev_priv;
<+...
(
-WARN(
+drm_WARN(&i915->drm,
...)
|
-WARN_ON(
+drm_WARN_ON(&i915->drm,
...)
|
-WARN_ONCE(
+drm_WARN_ONCE(&i915->drm,
...)
|
-WARN_ON_ONCE(
+drm_WARN_ON_ONCE(&i915->drm,
...)
)
...+>

}

Signed-off-by: Pankaj Bharadiya <pankaj.laxminarayan.bharadiya@intel.com>
Acked-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20200220165507.16823-9-pankaj.laxminarayan.bharadiya@intel.com
This commit is contained in:
Pankaj Bharadiya 2020-02-20 22:25:07 +05:30 committed by Zhenyu Wang
parent db19c724cb
commit 12d5861973
11 changed files with 104 additions and 53 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
drivers/gpu/drm/i915/gvt/cfg_space.c
View File

@ -106,10 +106,13 @@ static void vgpu_pci_cfg_mem_write(struct intel_vgpu *vgpu, unsigned int off,
int intel_vgpu_emulate_cfg_read(struct intel_vgpu *vgpu, unsigned int offset,
void *p_data, unsigned int bytes)
{
if (WARN_ON(bytes > 4))
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
if (drm_WARN_ON(&i915->drm, bytes > 4))
return -EINVAL;
if (WARN_ON(offset + bytes > vgpu->gvt->device_info.cfg_space_size))
if (drm_WARN_ON(&i915->drm,
offset + bytes > vgpu->gvt->device_info.cfg_space_size))
return -EINVAL;
memcpy(p_data, vgpu_cfg_space(vgpu) + offset, bytes);
@ -297,34 +300,36 @@ static int emulate_pci_bar_write(struct intel_vgpu *vgpu, unsigned int offset,
int intel_vgpu_emulate_cfg_write(struct intel_vgpu *vgpu, unsigned int offset,
void *p_data, unsigned int bytes)
{
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
int ret;
if (WARN_ON(bytes > 4))
if (drm_WARN_ON(&i915->drm, bytes > 4))
return -EINVAL;
if (WARN_ON(offset + bytes > vgpu->gvt->device_info.cfg_space_size))
if (drm_WARN_ON(&i915->drm,
offset + bytes > vgpu->gvt->device_info.cfg_space_size))
return -EINVAL;
/* First check if it's PCI_COMMAND */
if (IS_ALIGNED(offset, 2) && offset == PCI_COMMAND) {
if (WARN_ON(bytes > 2))
if (drm_WARN_ON(&i915->drm, bytes > 2))
return -EINVAL;
return emulate_pci_command_write(vgpu, offset, p_data, bytes);
}
switch (rounddown(offset, 4)) {
case PCI_ROM_ADDRESS:
if (WARN_ON(!IS_ALIGNED(offset, 4)))
if (drm_WARN_ON(&i915->drm, !IS_ALIGNED(offset, 4)))
return -EINVAL;
return emulate_pci_rom_bar_write(vgpu, offset, p_data, bytes);
case PCI_BASE_ADDRESS_0 ... PCI_BASE_ADDRESS_5:
if (WARN_ON(!IS_ALIGNED(offset, 4)))
if (drm_WARN_ON(&i915->drm, !IS_ALIGNED(offset, 4)))
return -EINVAL;
return emulate_pci_bar_write(vgpu, offset, p_data, bytes);
case INTEL_GVT_PCI_SWSCI:
if (WARN_ON(!IS_ALIGNED(offset, 4)))
if (drm_WARN_ON(&i915->drm, !IS_ALIGNED(offset, 4)))
return -EINVAL;
ret = intel_vgpu_emulate_opregion_request(vgpu, *(u32 *)p_data);
if (ret)
@ -332,7 +337,7 @@ int intel_vgpu_emulate_cfg_write(struct intel_vgpu *vgpu, unsigned int offset,
break;
case INTEL_GVT_PCI_OPREGION:
if (WARN_ON(!IS_ALIGNED(offset, 4)))
if (drm_WARN_ON(&i915->drm, !IS_ALIGNED(offset, 4)))
return -EINVAL;
ret = intel_vgpu_opregion_base_write_handler(vgpu,
*(u32 *)p_data);

3
drivers/gpu/drm/i915/gvt/display.c
View File

@ -320,9 +320,10 @@ static void clean_virtual_dp_monitor(struct intel_vgpu *vgpu, int port_num)
static int setup_virtual_dp_monitor(struct intel_vgpu *vgpu, int port_num,
int type, unsigned int resolution)
{
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
struct intel_vgpu_port *port = intel_vgpu_port(vgpu, port_num);
if (WARN_ON(resolution >= GVT_EDID_NUM))
if (drm_WARN_ON(&i915->drm, resolution >= GVT_EDID_NUM))
return -EINVAL;
port->edid = kzalloc(sizeof(*(port->edid)), GFP_KERNEL);

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

@ -276,7 +276,9 @@ static int gmbus1_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
static int gmbus3_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
void *p_data, unsigned int bytes)
{
WARN_ON(1);
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
drm_WARN_ON(&i915->drm, 1);
return 0;
}
@ -371,7 +373,9 @@ static int gmbus2_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
int intel_gvt_i2c_handle_gmbus_read(struct intel_vgpu *vgpu,
unsigned int offset, void *p_data, unsigned int bytes)
{
if (WARN_ON(bytes > 8 && (offset & (bytes - 1))))
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
if (drm_WARN_ON(&i915->drm, bytes > 8 && (offset & (bytes - 1))))
return -EINVAL;
if (offset == i915_mmio_reg_offset(PCH_GMBUS2))
@ -399,7 +403,9 @@ int intel_gvt_i2c_handle_gmbus_read(struct intel_vgpu *vgpu,
int intel_gvt_i2c_handle_gmbus_write(struct intel_vgpu *vgpu,
unsigned int offset, void *p_data, unsigned int bytes)
{
if (WARN_ON(bytes > 8 && (offset & (bytes - 1))))
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
if (drm_WARN_ON(&i915->drm, bytes > 8 && (offset & (bytes - 1))))
return -EINVAL;
if (offset == i915_mmio_reg_offset(PCH_GMBUS0))
@ -473,6 +479,7 @@ void intel_gvt_i2c_handle_aux_ch_write(struct intel_vgpu *vgpu,
unsigned int offset,
void *p_data)
{
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
struct intel_vgpu_i2c_edid *i2c_edid = &vgpu->display.i2c_edid;
int msg_length, ret_msg_size;
int msg, addr, ctrl, op;
@ -532,9 +539,9 @@ void intel_gvt_i2c_handle_aux_ch_write(struct intel_vgpu *vgpu,
* support the gfx driver to do EDID access.
*/
} else {
if (WARN_ON((op & 0x1) != GVT_AUX_I2C_READ))
if (drm_WARN_ON(&i915->drm, (op & 0x1) != GVT_AUX_I2C_READ))
return;
if (WARN_ON(msg_length != 4))
if (drm_WARN_ON(&i915->drm, msg_length != 4))
return;
if (i2c_edid->edid_available && i2c_edid->slave_selected) {
unsigned char val = edid_get_byte(vgpu);

21
drivers/gpu/drm/i915/gvt/gtt.c
View File

@ -71,8 +71,10 @@ bool intel_gvt_ggtt_validate_range(struct intel_vgpu *vgpu, u64 addr, u32 size)
/* translate a guest gmadr to host gmadr */
int intel_gvt_ggtt_gmadr_g2h(struct intel_vgpu *vgpu, u64 g_addr, u64 *h_addr)
{
if (WARN(!vgpu_gmadr_is_valid(vgpu, g_addr),
"invalid guest gmadr %llx\n", g_addr))
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
if (drm_WARN(&i915->drm, !vgpu_gmadr_is_valid(vgpu, g_addr),
"invalid guest gmadr %llx\n", g_addr))
return -EACCES;
if (vgpu_gmadr_is_aperture(vgpu, g_addr))
@ -87,8 +89,10 @@ int intel_gvt_ggtt_gmadr_g2h(struct intel_vgpu *vgpu, u64 g_addr, u64 *h_addr)
/* translate a host gmadr to guest gmadr */
int intel_gvt_ggtt_gmadr_h2g(struct intel_vgpu *vgpu, u64 h_addr, u64 *g_addr)
{
if (WARN(!gvt_gmadr_is_valid(vgpu->gvt, h_addr),
"invalid host gmadr %llx\n", h_addr))
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
if (drm_WARN(&i915->drm, !gvt_gmadr_is_valid(vgpu->gvt, h_addr),
"invalid host gmadr %llx\n", h_addr))
return -EACCES;
if (gvt_gmadr_is_aperture(vgpu->gvt, h_addr))
@ -940,6 +944,7 @@ static int ppgtt_invalidate_spt(struct intel_vgpu_ppgtt_spt *spt);
static int ppgtt_invalidate_spt_by_shadow_entry(struct intel_vgpu *vgpu,
struct intel_gvt_gtt_entry *e)
{
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
struct intel_gvt_gtt_pte_ops *ops = vgpu->gvt->gtt.pte_ops;
struct intel_vgpu_ppgtt_spt *s;
enum intel_gvt_gtt_type cur_pt_type;
@ -952,7 +957,9 @@ static int ppgtt_invalidate_spt_by_shadow_entry(struct intel_vgpu *vgpu,
if (!gtt_type_is_pt(cur_pt_type) ||
!gtt_type_is_pt(cur_pt_type + 1)) {
WARN(1, "Invalid page table type, cur_pt_type is: %d\n", cur_pt_type);
drm_WARN(&i915->drm, 1,
"Invalid page table type, cur_pt_type is: %d\n",
cur_pt_type);
return -EINVAL;
}
@ -2343,6 +2350,7 @@ int intel_vgpu_emulate_ggtt_mmio_write(struct intel_vgpu *vgpu,
static int alloc_scratch_pages(struct intel_vgpu *vgpu,
enum intel_gvt_gtt_type type)
{
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
struct intel_vgpu_gtt *gtt = &vgpu->gtt;
struct intel_gvt_gtt_pte_ops *ops = vgpu->gvt->gtt.pte_ops;
int page_entry_num = I915_GTT_PAGE_SIZE >>
@ -2352,7 +2360,8 @@ static int alloc_scratch_pages(struct intel_vgpu *vgpu,
struct device *dev = &vgpu->gvt->dev_priv->drm.pdev->dev;
dma_addr_t daddr;
if (WARN_ON(type < GTT_TYPE_PPGTT_PTE_PT || type >= GTT_TYPE_MAX))
if (drm_WARN_ON(&i915->drm,
type < GTT_TYPE_PPGTT_PTE_PT || type >= GTT_TYPE_MAX))
return -EINVAL;
scratch_pt = (void *)get_zeroed_page(GFP_KERNEL);

20
drivers/gpu/drm/i915/gvt/handlers.c
View File

@ -1306,13 +1306,15 @@ static int pvinfo_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
static int pf_write(struct intel_vgpu *vgpu,
unsigned int offset, void *p_data, unsigned int bytes)
{
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
u32 val = *(u32 *)p_data;
if ((offset == _PS_1A_CTRL || offset == _PS_2A_CTRL ||
offset == _PS_1B_CTRL || offset == _PS_2B_CTRL ||
offset == _PS_1C_CTRL) && (val & PS_PLANE_SEL_MASK) != 0) {
WARN_ONCE(true, "VM(%d): guest is trying to scaling a plane\n",
vgpu->id);
drm_WARN_ONCE(&i915->drm, true,
"VM(%d): guest is trying to scaling a plane\n",
vgpu->id);
return 0;
}
@ -1360,13 +1362,15 @@ static int fpga_dbg_mmio_write(struct intel_vgpu *vgpu,
static int dma_ctrl_write(struct intel_vgpu *vgpu, unsigned int offset,
void *p_data, unsigned int bytes)
{
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
u32 mode;
write_vreg(vgpu, offset, p_data, bytes);
mode = vgpu_vreg(vgpu, offset);
if (GFX_MODE_BIT_SET_IN_MASK(mode, START_DMA)) {
WARN_ONCE(1, "VM(%d): iGVT-g doesn't support GuC\n",
drm_WARN_ONCE(&i915->drm, 1,
"VM(%d): iGVT-g doesn't support GuC\n",
vgpu->id);
return 0;
}
@ -1377,10 +1381,12 @@ static int dma_ctrl_write(struct intel_vgpu *vgpu, unsigned int offset,
static int gen9_trtte_write(struct intel_vgpu *vgpu, unsigned int offset,
void *p_data, unsigned int bytes)
{
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
u32 trtte = *(u32 *)p_data;
if ((trtte & 1) && (trtte & (1 << 1)) == 0) {
WARN(1, "VM(%d): Use physical address for TRTT!\n",
drm_WARN(&i915->drm, 1,
"VM(%d): Use physical address for TRTT!\n",
vgpu->id);
return -EINVAL;
}
@ -1682,12 +1688,13 @@ static int mmio_read_from_hw(struct intel_vgpu *vgpu,
static int elsp_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
void *p_data, unsigned int bytes)
{
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
int ring_id = intel_gvt_render_mmio_to_ring_id(vgpu->gvt, offset);
struct intel_vgpu_execlist *execlist;
u32 data = *(u32 *)p_data;
int ret = 0;
if (WARN_ON(ring_id < 0 || ring_id >= I915_NUM_ENGINES))
if (drm_WARN_ON(&i915->drm, ring_id < 0 || ring_id >= I915_NUM_ENGINES))
return -EINVAL;
execlist = &vgpu->submission.execlist[ring_id];
@ -3541,13 +3548,14 @@ bool intel_gvt_in_force_nonpriv_whitelist(struct intel_gvt *gvt,
int intel_vgpu_mmio_reg_rw(struct intel_vgpu *vgpu, unsigned int offset,
void *pdata, unsigned int bytes, bool is_read)
{
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
struct intel_gvt *gvt = vgpu->gvt;
struct intel_gvt_mmio_info *mmio_info;
struct gvt_mmio_block *mmio_block;
gvt_mmio_func func;
int ret;
if (WARN_ON(bytes > 8))
if (drm_WARN_ON(&i915->drm, bytes > 8))
return -EINVAL;
/*

15
drivers/gpu/drm/i915/gvt/interrupt.c
View File

@ -244,6 +244,7 @@ int intel_vgpu_reg_master_irq_handler(struct intel_vgpu *vgpu,
int intel_vgpu_reg_ier_handler(struct intel_vgpu *vgpu,
unsigned int reg, void *p_data, unsigned int bytes)
{
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
struct intel_gvt *gvt = vgpu->gvt;
struct intel_gvt_irq_ops *ops = gvt->irq.ops;
struct intel_gvt_irq_info *info;
@ -255,7 +256,7 @@ int intel_vgpu_reg_ier_handler(struct intel_vgpu *vgpu,
vgpu_vreg(vgpu, reg) = ier;
info = regbase_to_irq_info(gvt, ier_to_regbase(reg));
if (WARN_ON(!info))
if (drm_WARN_ON(&i915->drm, !info))
return -EINVAL;
if (info->has_upstream_irq)
@ -282,6 +283,7 @@ int intel_vgpu_reg_ier_handler(struct intel_vgpu *vgpu,
int intel_vgpu_reg_iir_handler(struct intel_vgpu *vgpu, unsigned int reg,
void *p_data, unsigned int bytes)
{
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
struct intel_gvt_irq_info *info = regbase_to_irq_info(vgpu->gvt,
iir_to_regbase(reg));
u32 iir = *(u32 *)p_data;
@ -289,7 +291,7 @@ int intel_vgpu_reg_iir_handler(struct intel_vgpu *vgpu, unsigned int reg,
trace_write_ir(vgpu->id, "IIR", reg, iir, vgpu_vreg(vgpu, reg),
(vgpu_vreg(vgpu, reg) ^ iir));
if (WARN_ON(!info))
if (drm_WARN_ON(&i915->drm, !info))
return -EINVAL;
vgpu_vreg(vgpu, reg) &= ~iir;
@ -319,6 +321,7 @@ static struct intel_gvt_irq_map gen8_irq_map[] = {
static void update_upstream_irq(struct intel_vgpu *vgpu,
struct intel_gvt_irq_info *info)
{
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
struct intel_gvt_irq *irq = &vgpu->gvt->irq;
struct intel_gvt_irq_map *map = irq->irq_map;
struct intel_gvt_irq_info *up_irq_info = NULL;
@ -340,7 +343,8 @@ static void update_upstream_irq(struct intel_vgpu *vgpu,
if (!up_irq_info)
up_irq_info = irq->info[map->up_irq_group];
else
WARN_ON(up_irq_info != irq->info[map->up_irq_group]);
drm_WARN_ON(&i915->drm, up_irq_info !=
irq->info[map->up_irq_group]);
bit = map->up_irq_bit;
@ -350,7 +354,7 @@ static void update_upstream_irq(struct intel_vgpu *vgpu,
clear_bits |= (1 << bit);
}
if (WARN_ON(!up_irq_info))
if (drm_WARN_ON(&i915->drm, !up_irq_info))
return;
if (up_irq_info->group == INTEL_GVT_IRQ_INFO_MASTER) {
@ -618,13 +622,14 @@ static struct intel_gvt_irq_ops gen8_irq_ops = {
void intel_vgpu_trigger_virtual_event(struct intel_vgpu *vgpu,
enum intel_gvt_event_type event)
{
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
struct intel_gvt *gvt = vgpu->gvt;
struct intel_gvt_irq *irq = &gvt->irq;
gvt_event_virt_handler_t handler;
struct intel_gvt_irq_ops *ops = gvt->irq.ops;
handler = get_event_virt_handler(irq, event);
WARN_ON(!handler);
drm_WARN_ON(&i915->drm, !handler);
handler(irq, event, vgpu);

10
drivers/gpu/drm/i915/gvt/kvmgt.c
View File

@ -150,6 +150,7 @@ static bool kvmgt_guest_exit(struct kvmgt_guest_info *info);
static void gvt_unpin_guest_page(struct intel_vgpu *vgpu, unsigned long gfn,
unsigned long size)
{
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
int total_pages;
int npage;
int ret;
@ -160,7 +161,7 @@ static void gvt_unpin_guest_page(struct intel_vgpu *vgpu, unsigned long gfn,
unsigned long cur_gfn = gfn + npage;
ret = vfio_unpin_pages(mdev_dev(kvmgt_vdev(vgpu)->mdev), &cur_gfn, 1);
WARN_ON(ret != 1);
drm_WARN_ON(&i915->drm, ret != 1);
}
}
@ -854,6 +855,7 @@ static void intel_vgpu_release_msi_eventfd_ctx(struct intel_vgpu *vgpu)
static void __intel_vgpu_release(struct intel_vgpu *vgpu)
{
struct kvmgt_vdev *vdev = kvmgt_vdev(vgpu);
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
struct kvmgt_guest_info *info;
int ret;
@ -867,11 +869,13 @@ static void __intel_vgpu_release(struct intel_vgpu *vgpu)
ret = vfio_unregister_notifier(mdev_dev(vdev->mdev), VFIO_IOMMU_NOTIFY,
&vdev->iommu_notifier);
WARN(ret, "vfio_unregister_notifier for iommu failed: %d\n", ret);
drm_WARN(&i915->drm, ret,
"vfio_unregister_notifier for iommu failed: %d\n", ret);
ret = vfio_unregister_notifier(mdev_dev(vdev->mdev), VFIO_GROUP_NOTIFY,
&vdev->group_notifier);
WARN(ret, "vfio_unregister_notifier for group failed: %d\n", ret);
drm_WARN(&i915->drm, ret,
"vfio_unregister_notifier for group failed: %d\n", ret);
/* dereference module reference taken at open */
module_put(THIS_MODULE);

30
drivers/gpu/drm/i915/gvt/mmio.c
View File

@ -102,6 +102,7 @@ static void failsafe_emulate_mmio_rw(struct intel_vgpu *vgpu, u64 pa,
int intel_vgpu_emulate_mmio_read(struct intel_vgpu *vgpu, u64 pa,
void *p_data, unsigned int bytes)
{
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
struct intel_gvt *gvt = vgpu->gvt;
unsigned int offset = 0;
int ret = -EINVAL;
@ -114,15 +115,17 @@ int intel_vgpu_emulate_mmio_read(struct intel_vgpu *vgpu, u64 pa,
offset = intel_vgpu_gpa_to_mmio_offset(vgpu, pa);
if (WARN_ON(bytes > 8))
if (drm_WARN_ON(&i915->drm, bytes > 8))
goto err;
if (reg_is_gtt(gvt, offset)) {
if (WARN_ON(!IS_ALIGNED(offset, 4) && !IS_ALIGNED(offset, 8)))
if (drm_WARN_ON(&i915->drm, !IS_ALIGNED(offset, 4) &&
!IS_ALIGNED(offset, 8)))
goto err;
if (WARN_ON(bytes != 4 && bytes != 8))
if (drm_WARN_ON(&i915->drm, bytes != 4 && bytes != 8))
goto err;
if (WARN_ON(!reg_is_gtt(gvt, offset + bytes - 1)))
if (drm_WARN_ON(&i915->drm,
!reg_is_gtt(gvt, offset + bytes - 1)))
goto err;
ret = intel_vgpu_emulate_ggtt_mmio_read(vgpu, offset,
@ -132,16 +135,16 @@ int intel_vgpu_emulate_mmio_read(struct intel_vgpu *vgpu, u64 pa,
goto out;
}
if (WARN_ON_ONCE(!reg_is_mmio(gvt, offset))) {
if (drm_WARN_ON_ONCE(&i915->drm, !reg_is_mmio(gvt, offset))) {
ret = intel_gvt_hypervisor_read_gpa(vgpu, pa, p_data, bytes);
goto out;
}
if (WARN_ON(!reg_is_mmio(gvt, offset + bytes - 1)))
if (drm_WARN_ON(&i915->drm, !reg_is_mmio(gvt, offset + bytes - 1)))
goto err;
if (!intel_gvt_mmio_is_unalign(gvt, offset)) {
if (WARN_ON(!IS_ALIGNED(offset, bytes)))
if (drm_WARN_ON(&i915->drm, !IS_ALIGNED(offset, bytes)))
goto err;
}
@ -174,6 +177,7 @@ out:
int intel_vgpu_emulate_mmio_write(struct intel_vgpu *vgpu, u64 pa,
void *p_data, unsigned int bytes)
{
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
struct intel_gvt *gvt = vgpu->gvt;
unsigned int offset = 0;
int ret = -EINVAL;
@ -187,15 +191,17 @@ int intel_vgpu_emulate_mmio_write(struct intel_vgpu *vgpu, u64 pa,
offset = intel_vgpu_gpa_to_mmio_offset(vgpu, pa);
if (WARN_ON(bytes > 8))
if (drm_WARN_ON(&i915->drm, bytes > 8))
goto err;
if (reg_is_gtt(gvt, offset)) {
if (WARN_ON(!IS_ALIGNED(offset, 4) && !IS_ALIGNED(offset, 8)))
if (drm_WARN_ON(&i915->drm, !IS_ALIGNED(offset, 4) &&
!IS_ALIGNED(offset, 8)))
goto err;
if (WARN_ON(bytes != 4 && bytes != 8))
if (drm_WARN_ON(&i915->drm, bytes != 4 && bytes != 8))
goto err;
if (WARN_ON(!reg_is_gtt(gvt, offset + bytes - 1)))
if (drm_WARN_ON(&i915->drm,
!reg_is_gtt(gvt, offset + bytes - 1)))
goto err;
ret = intel_vgpu_emulate_ggtt_mmio_write(vgpu, offset,
@ -205,7 +211,7 @@ int intel_vgpu_emulate_mmio_write(struct intel_vgpu *vgpu, u64 pa,
goto out;
}
if (WARN_ON_ONCE(!reg_is_mmio(gvt, offset))) {
if (drm_WARN_ON_ONCE(&i915->drm, !reg_is_mmio(gvt, offset))) {
ret = intel_gvt_hypervisor_write_gpa(vgpu, pa, p_data, bytes);
goto out;
}

6
drivers/gpu/drm/i915/gvt/mmio_context.c
View File

@ -392,6 +392,7 @@ static void handle_tlb_pending_event(struct intel_vgpu *vgpu, int ring_id)
static void switch_mocs(struct intel_vgpu *pre, struct intel_vgpu *next,
int ring_id)
{
struct drm_i915_private *i915 = pre->gvt->dev_priv;
struct drm_i915_private *dev_priv;
i915_reg_t offset, l3_offset;
u32 old_v, new_v;
@ -406,7 +407,7 @@ static void switch_mocs(struct intel_vgpu *pre, struct intel_vgpu *next,
int i;
dev_priv = pre ? pre->gvt->dev_priv : next->gvt->dev_priv;
if (WARN_ON(ring_id >= ARRAY_SIZE(regs)))
if (drm_WARN_ON(&i915->drm, ring_id >= ARRAY_SIZE(regs)))
return;
if (ring_id == RCS0 && IS_GEN(dev_priv, 9))
@ -551,9 +552,10 @@ static void switch_mmio(struct intel_vgpu *pre,
void intel_gvt_switch_mmio(struct intel_vgpu *pre,
struct intel_vgpu *next, int ring_id)
{
struct drm_i915_private *i915 = pre->gvt->dev_priv;
struct drm_i915_private *dev_priv;
if (WARN_ON(!pre && !next))
if (drm_WARN_ON(&i915->drm, !pre && !next))
return;
gvt_dbg_render("switch ring %d from %s to %s\n", ring_id,

6
drivers/gpu/drm/i915/gvt/scheduler.c
View File

@ -1309,6 +1309,7 @@ int intel_vgpu_select_submission_ops(struct intel_vgpu *vgpu,
intel_engine_mask_t engine_mask,
unsigned int interface)
{
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
struct intel_vgpu_submission *s = &vgpu->submission;
const struct intel_vgpu_submission_ops *ops[] = {
[INTEL_VGPU_EXECLIST_SUBMISSION] =
@ -1316,10 +1317,11 @@ int intel_vgpu_select_submission_ops(struct intel_vgpu *vgpu,
};
int ret;
if (WARN_ON(interface >= ARRAY_SIZE(ops)))
if (drm_WARN_ON(&i915->drm, interface >= ARRAY_SIZE(ops)))
return -EINVAL;
if (WARN_ON(interface == 0 && engine_mask != ALL_ENGINES))
if (drm_WARN_ON(&i915->drm,
interface == 0 && engine_mask != ALL_ENGINES))
return -EINVAL;
if (s->active)

6
drivers/gpu/drm/i915/gvt/vgpu.c
View File

@ -37,6 +37,7 @@
void populate_pvinfo_page(struct intel_vgpu *vgpu)
{
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
/* setup the ballooning information */
vgpu_vreg64_t(vgpu, vgtif_reg(magic)) = VGT_MAGIC;
vgpu_vreg_t(vgpu, vgtif_reg(version_major)) = 1;
@ -69,7 +70,7 @@ void populate_pvinfo_page(struct intel_vgpu *vgpu)
vgpu_hidden_gmadr_base(vgpu), vgpu_hidden_sz(vgpu));
gvt_dbg_core("fence size %d\n", vgpu_fence_sz(vgpu));
WARN_ON(sizeof(struct vgt_if) != VGT_PVINFO_SIZE);
drm_WARN_ON(&i915->drm, sizeof(struct vgt_if) != VGT_PVINFO_SIZE);
}
#define VGPU_MAX_WEIGHT 16
@ -270,11 +271,12 @@ void intel_gvt_release_vgpu(struct intel_vgpu *vgpu)
*/
void intel_gvt_destroy_vgpu(struct intel_vgpu *vgpu)
{
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
struct intel_gvt *gvt = vgpu->gvt;
mutex_lock(&vgpu->vgpu_lock);
WARN(vgpu->active, "vGPU is still active!\n");
drm_WARN(&i915->drm, vgpu->active, "vGPU is still active!\n");
intel_gvt_debugfs_remove_vgpu(vgpu);
intel_vgpu_clean_sched_policy(vgpu);