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-rw-r--r--drivers/gpu/drm/i915/gvt/aperture_gm.c2
-rw-r--r--drivers/gpu/drm/i915/gvt/fb_decoder.c2
-rw-r--r--drivers/gpu/drm/i915/gvt/gtt.c116
-rw-r--r--drivers/gpu/drm/i915/gvt/gtt.h10
-rw-r--r--drivers/gpu/drm/i915/gvt/handlers.c8
-rw-r--r--drivers/gpu/drm/i915/gvt/mmio_context.c4
-rw-r--r--drivers/gpu/drm/i915/i915_drv.c16
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h10
-rw-r--r--drivers/gpu/drm/i915/i915_gem.c54
-rw-r--r--drivers/gpu/drm/i915/i915_gem_execbuffer.c2
-rw-r--r--drivers/gpu/drm/i915/i915_gem_gtt.c7
-rw-r--r--drivers/gpu/drm/i915/i915_gem_gtt.h36
-rw-r--r--drivers/gpu/drm/i915/i915_gpu_error.c17
-rw-r--r--drivers/gpu/drm/i915/i915_gpu_error.h8
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h20
-rw-r--r--drivers/gpu/drm/i915/intel_audio.c17
-rw-r--r--drivers/gpu/drm/i915/intel_cdclk.c18
-rw-r--r--drivers/gpu/drm/i915/intel_device_info.c2
-rw-r--r--drivers/gpu/drm/i915/intel_display.c103
-rw-r--r--drivers/gpu/drm/i915/intel_dp_mst.c8
-rw-r--r--drivers/gpu/drm/i915/intel_drv.h3
-rw-r--r--drivers/gpu/drm/i915/intel_engine_cs.c44
-rw-r--r--drivers/gpu/drm/i915/intel_hotplug.c70
-rw-r--r--drivers/gpu/drm/i915/intel_lpe_audio.c4
-rw-r--r--drivers/gpu/drm/i915/intel_lrc.c42
-rw-r--r--drivers/gpu/drm/i915/intel_pm.c44
-rw-r--r--drivers/gpu/drm/i915/intel_ringbuffer.c82
-rw-r--r--drivers/gpu/drm/i915/intel_ringbuffer.h7
-rw-r--r--drivers/gpu/drm/i915/intel_runtime_pm.c16
-rw-r--r--drivers/gpu/drm/i915/intel_sprite.c93
-rw-r--r--drivers/gpu/drm/i915/intel_workarounds.c591
-rw-r--r--drivers/gpu/drm/i915/intel_workarounds.h26
-rw-r--r--drivers/gpu/drm/i915/selftests/huge_pages.c2
-rw-r--r--drivers/gpu/drm/i915/selftests/i915_gem_gtt.c6
34 files changed, 982 insertions, 508 deletions
diff --git a/drivers/gpu/drm/i915/gvt/aperture_gm.c b/drivers/gpu/drm/i915/gvt/aperture_gm.c
index fe754022e356..359d37d5c958 100644
--- a/drivers/gpu/drm/i915/gvt/aperture_gm.c
+++ b/drivers/gpu/drm/i915/gvt/aperture_gm.c
@@ -61,10 +61,12 @@ static int alloc_gm(struct intel_vgpu *vgpu, bool high_gm)
}
mutex_lock(&dev_priv->drm.struct_mutex);
+ mmio_hw_access_pre(dev_priv);
ret = i915_gem_gtt_insert(&dev_priv->ggtt.vm, node,
size, I915_GTT_PAGE_SIZE,
I915_COLOR_UNEVICTABLE,
start, end, flags);
+ mmio_hw_access_post(dev_priv);
mutex_unlock(&dev_priv->drm.struct_mutex);
if (ret)
gvt_err("fail to alloc %s gm space from host\n",
diff --git a/drivers/gpu/drm/i915/gvt/fb_decoder.c b/drivers/gpu/drm/i915/gvt/fb_decoder.c
index 481896fb712a..85e6736f0a32 100644
--- a/drivers/gpu/drm/i915/gvt/fb_decoder.c
+++ b/drivers/gpu/drm/i915/gvt/fb_decoder.c
@@ -235,7 +235,7 @@ int intel_vgpu_decode_primary_plane(struct intel_vgpu *vgpu,
plane->bpp = skl_pixel_formats[fmt].bpp;
plane->drm_format = skl_pixel_formats[fmt].drm_format;
} else {
- plane->tiled = !!(val & DISPPLANE_TILED);
+ plane->tiled = val & DISPPLANE_TILED;
fmt = bdw_format_to_drm(val & DISPPLANE_PIXFORMAT_MASK);
plane->bpp = bdw_pixel_formats[fmt].bpp;
plane->drm_format = bdw_pixel_formats[fmt].drm_format;
diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c
index 2402395a068d..c7103dd2d8d5 100644
--- a/drivers/gpu/drm/i915/gvt/gtt.c
+++ b/drivers/gpu/drm/i915/gvt/gtt.c
@@ -1905,7 +1905,6 @@ static struct intel_vgpu_mm *intel_vgpu_create_ggtt_mm(struct intel_vgpu *vgpu)
vgpu_free_mm(mm);
return ERR_PTR(-ENOMEM);
}
- mm->ggtt_mm.last_partial_off = -1UL;
return mm;
}
@@ -1930,7 +1929,6 @@ void _intel_vgpu_mm_release(struct kref *mm_ref)
invalidate_ppgtt_mm(mm);
} else {
vfree(mm->ggtt_mm.virtual_ggtt);
- mm->ggtt_mm.last_partial_off = -1UL;
}
vgpu_free_mm(mm);
@@ -2168,6 +2166,8 @@ static int emulate_ggtt_mmio_write(struct intel_vgpu *vgpu, unsigned int off,
struct intel_gvt_gtt_entry e, m;
dma_addr_t dma_addr;
int ret;
+ struct intel_gvt_partial_pte *partial_pte, *pos, *n;
+ bool partial_update = false;
if (bytes != 4 && bytes != 8)
return -EINVAL;
@@ -2178,68 +2178,57 @@ static int emulate_ggtt_mmio_write(struct intel_vgpu *vgpu, unsigned int off,
if (!vgpu_gmadr_is_valid(vgpu, gma))
return 0;
- ggtt_get_guest_entry(ggtt_mm, &e, g_gtt_index);
-
+ e.type = GTT_TYPE_GGTT_PTE;
memcpy((void *)&e.val64 + (off & (info->gtt_entry_size - 1)), p_data,
bytes);
/* If ggtt entry size is 8 bytes, and it's split into two 4 bytes
- * write, we assume the two 4 bytes writes are consecutive.
- * Otherwise, we abort and report error
+ * write, save the first 4 bytes in a list and update virtual
+ * PTE. Only update shadow PTE when the second 4 bytes comes.
*/
if (bytes < info->gtt_entry_size) {
- if (ggtt_mm->ggtt_mm.last_partial_off == -1UL) {
- /* the first partial part*/
- ggtt_mm->ggtt_mm.last_partial_off = off;
- ggtt_mm->ggtt_mm.last_partial_data = e.val64;
- return 0;
- } else if ((g_gtt_index ==
- (ggtt_mm->ggtt_mm.last_partial_off >>
- info->gtt_entry_size_shift)) &&
- (off != ggtt_mm->ggtt_mm.last_partial_off)) {
- /* the second partial part */
-
- int last_off = ggtt_mm->ggtt_mm.last_partial_off &
- (info->gtt_entry_size - 1);
-
- memcpy((void *)&e.val64 + last_off,
- (void *)&ggtt_mm->ggtt_mm.last_partial_data +
- last_off, bytes);
-
- ggtt_mm->ggtt_mm.last_partial_off = -1UL;
- } else {
- int last_offset;
-
- gvt_vgpu_err("failed to populate guest ggtt entry: abnormal ggtt entry write sequence, last_partial_off=%lx, offset=%x, bytes=%d, ggtt entry size=%d\n",
- ggtt_mm->ggtt_mm.last_partial_off, off,
- bytes, info->gtt_entry_size);
-
- /* set host ggtt entry to scratch page and clear
- * virtual ggtt entry as not present for last
- * partially write offset
- */
- last_offset = ggtt_mm->ggtt_mm.last_partial_off &
- (~(info->gtt_entry_size - 1));
-
- ggtt_get_host_entry(ggtt_mm, &m, last_offset);
- ggtt_invalidate_pte(vgpu, &m);
- ops->set_pfn(&m, gvt->gtt.scratch_mfn);
- ops->clear_present(&m);
- ggtt_set_host_entry(ggtt_mm, &m, last_offset);
- ggtt_invalidate(gvt->dev_priv);
-
- ggtt_get_guest_entry(ggtt_mm, &e, last_offset);
- ops->clear_present(&e);
- ggtt_set_guest_entry(ggtt_mm, &e, last_offset);
-
- ggtt_mm->ggtt_mm.last_partial_off = off;
- ggtt_mm->ggtt_mm.last_partial_data = e.val64;
+ bool found = false;
+
+ list_for_each_entry_safe(pos, n,
+ &ggtt_mm->ggtt_mm.partial_pte_list, list) {
+ if (g_gtt_index == pos->offset >>
+ info->gtt_entry_size_shift) {
+ if (off != pos->offset) {
+ /* the second partial part*/
+ int last_off = pos->offset &
+ (info->gtt_entry_size - 1);
+
+ memcpy((void *)&e.val64 + last_off,
+ (void *)&pos->data + last_off,
+ bytes);
+
+ list_del(&pos->list);
+ kfree(pos);
+ found = true;
+ break;
+ }
+
+ /* update of the first partial part */
+ pos->data = e.val64;
+ ggtt_set_guest_entry(ggtt_mm, &e, g_gtt_index);
+ return 0;
+ }
+ }
- return 0;
+ if (!found) {
+ /* the first partial part */
+ partial_pte = kzalloc(sizeof(*partial_pte), GFP_KERNEL);
+ if (!partial_pte)
+ return -ENOMEM;
+ partial_pte->offset = off;
+ partial_pte->data = e.val64;
+ list_add_tail(&partial_pte->list,
+ &ggtt_mm->ggtt_mm.partial_pte_list);
+ partial_update = true;
}
}
- if (ops->test_present(&e)) {
+ if (!partial_update && (ops->test_present(&e))) {
gfn = ops->get_pfn(&e);
m = e;
@@ -2263,16 +2252,18 @@ static int emulate_ggtt_mmio_write(struct intel_vgpu *vgpu, unsigned int off,
} else
ops->set_pfn(&m, dma_addr >> PAGE_SHIFT);
} else {
- ggtt_get_host_entry(ggtt_mm, &m, g_gtt_index);
- ggtt_invalidate_pte(vgpu, &m);
ops->set_pfn(&m, gvt->gtt.scratch_mfn);
ops->clear_present(&m);
}
out:
+ ggtt_set_guest_entry(ggtt_mm, &e, g_gtt_index);
+
+ ggtt_get_host_entry(ggtt_mm, &e, g_gtt_index);
+ ggtt_invalidate_pte(vgpu, &e);
+
ggtt_set_host_entry(ggtt_mm, &m, g_gtt_index);
ggtt_invalidate(gvt->dev_priv);
- ggtt_set_guest_entry(ggtt_mm, &e, g_gtt_index);
return 0;
}
@@ -2430,6 +2421,8 @@ int intel_vgpu_init_gtt(struct intel_vgpu *vgpu)
intel_vgpu_reset_ggtt(vgpu, false);
+ INIT_LIST_HEAD(&gtt->ggtt_mm->ggtt_mm.partial_pte_list);
+
return create_scratch_page_tree(vgpu);
}
@@ -2454,6 +2447,15 @@ static void intel_vgpu_destroy_all_ppgtt_mm(struct intel_vgpu *vgpu)
static void intel_vgpu_destroy_ggtt_mm(struct intel_vgpu *vgpu)
{
+ struct intel_gvt_partial_pte *pos, *next;
+
+ list_for_each_entry_safe(pos, next,
+ &vgpu->gtt.ggtt_mm->ggtt_mm.partial_pte_list,
+ list) {
+ gvt_dbg_mm("partial PTE update on hold 0x%lx : 0x%llx\n",
+ pos->offset, pos->data);
+ kfree(pos);
+ }
intel_vgpu_destroy_mm(vgpu->gtt.ggtt_mm);
vgpu->gtt.ggtt_mm = NULL;
}
diff --git a/drivers/gpu/drm/i915/gvt/gtt.h b/drivers/gpu/drm/i915/gvt/gtt.h
index 7a9b36176efb..d8cb04cc946d 100644
--- a/drivers/gpu/drm/i915/gvt/gtt.h
+++ b/drivers/gpu/drm/i915/gvt/gtt.h
@@ -35,7 +35,6 @@
#define _GVT_GTT_H_
#define I915_GTT_PAGE_SHIFT 12
-#define I915_GTT_PAGE_MASK (~(I915_GTT_PAGE_SIZE - 1))
struct intel_vgpu_mm;
@@ -133,6 +132,12 @@ enum intel_gvt_mm_type {
#define GVT_RING_CTX_NR_PDPS GEN8_3LVL_PDPES
+struct intel_gvt_partial_pte {
+ unsigned long offset;
+ u64 data;
+ struct list_head list;
+};
+
struct intel_vgpu_mm {
enum intel_gvt_mm_type type;
struct intel_vgpu *vgpu;
@@ -157,8 +162,7 @@ struct intel_vgpu_mm {
} ppgtt_mm;
struct {
void *virtual_ggtt;
- unsigned long last_partial_off;
- u64 last_partial_data;
+ struct list_head partial_pte_list;
} ggtt_mm;
};
};
diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c
index 90f50f67909a..aa280bb07125 100644
--- a/drivers/gpu/drm/i915/gvt/handlers.c
+++ b/drivers/gpu/drm/i915/gvt/handlers.c
@@ -1609,7 +1609,7 @@ static int bxt_gt_disp_pwron_write(struct intel_vgpu *vgpu,
return 0;
}
-static int bxt_edp_psr_imr_iir_write(struct intel_vgpu *vgpu,
+static int edp_psr_imr_iir_write(struct intel_vgpu *vgpu,
unsigned int offset, void *p_data, unsigned int bytes)
{
vgpu_vreg(vgpu, offset) = 0;
@@ -2607,6 +2607,9 @@ static int init_generic_mmio_info(struct intel_gvt *gvt)
MMIO_DFH(_MMIO(0x1a178), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
MMIO_DFH(_MMIO(0x1a17c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
MMIO_DFH(_MMIO(0x2217c), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
+
+ MMIO_DH(EDP_PSR_IMR, D_BDW_PLUS, NULL, edp_psr_imr_iir_write);
+ MMIO_DH(EDP_PSR_IIR, D_BDW_PLUS, NULL, edp_psr_imr_iir_write);
return 0;
}
@@ -3205,9 +3208,6 @@ static int init_bxt_mmio_info(struct intel_gvt *gvt)
MMIO_D(HSW_TVIDEO_DIP_GCP(TRANSCODER_B), D_BXT);
MMIO_D(HSW_TVIDEO_DIP_GCP(TRANSCODER_C), D_BXT);
- MMIO_DH(EDP_PSR_IMR, D_BXT, NULL, bxt_edp_psr_imr_iir_write);
- MMIO_DH(EDP_PSR_IIR, D_BXT, NULL, bxt_edp_psr_imr_iir_write);
-
MMIO_D(RC6_CTX_BASE, D_BXT);
MMIO_D(GEN8_PUSHBUS_CONTROL, D_BXT);
diff --git a/drivers/gpu/drm/i915/gvt/mmio_context.c b/drivers/gpu/drm/i915/gvt/mmio_context.c
index 10e63eea5492..d6e02c15ef97 100644
--- a/drivers/gpu/drm/i915/gvt/mmio_context.c
+++ b/drivers/gpu/drm/i915/gvt/mmio_context.c
@@ -131,7 +131,7 @@ static struct engine_mmio gen9_engine_mmio_list[] __cacheline_aligned = {
{RCS, GAMT_CHKN_BIT_REG, 0x0, false}, /* 0x4ab8 */
{RCS, GEN9_GAMT_ECO_REG_RW_IA, 0x0, false}, /* 0x4ab0 */
- {RCS, GEN9_CSFE_CHICKEN1_RCS, 0x0, false}, /* 0x20d4 */
+ {RCS, GEN9_CSFE_CHICKEN1_RCS, 0xffff, false}, /* 0x20d4 */
{RCS, GEN8_GARBCNTL, 0x0, false}, /* 0xb004 */
{RCS, GEN7_FF_THREAD_MODE, 0x0, false}, /* 0x20a0 */
@@ -158,6 +158,8 @@ static void load_render_mocs(struct drm_i915_private *dev_priv)
int ring_id, i;
for (ring_id = 0; ring_id < ARRAY_SIZE(regs); ring_id++) {
+ if (!HAS_ENGINE(dev_priv, ring_id))
+ continue;
offset.reg = regs[ring_id];
for (i = 0; i < GEN9_MOCS_SIZE; i++) {
gen9_render_mocs.control_table[ring_id][i] =
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 44e2c0f5ec50..47062ee979cf 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -1175,8 +1175,6 @@ skl_dram_get_channels_info(struct drm_i915_private *dev_priv)
return -EINVAL;
}
- dram_info->valid_dimm = true;
-
/*
* If any of the channel is single rank channel, worst case output
* will be same as if single rank memory, so consider single rank
@@ -1193,8 +1191,7 @@ skl_dram_get_channels_info(struct drm_i915_private *dev_priv)
return -EINVAL;
}
- if (ch0.is_16gb_dimm || ch1.is_16gb_dimm)
- dram_info->is_16gb_dimm = true;
+ dram_info->is_16gb_dimm = ch0.is_16gb_dimm || ch1.is_16gb_dimm;
dev_priv->dram_info.symmetric_memory = intel_is_dram_symmetric(val_ch0,
val_ch1,
@@ -1314,7 +1311,6 @@ bxt_get_dram_info(struct drm_i915_private *dev_priv)
return -EINVAL;
}
- dram_info->valid_dimm = true;
dram_info->valid = true;
return 0;
}
@@ -1327,12 +1323,17 @@ intel_get_dram_info(struct drm_i915_private *dev_priv)
int ret;
dram_info->valid = false;
- dram_info->valid_dimm = false;
- dram_info->is_16gb_dimm = false;
dram_info->rank = I915_DRAM_RANK_INVALID;
dram_info->bandwidth_kbps = 0;
dram_info->num_channels = 0;
+ /*
+ * Assume 16Gb DIMMs are present until proven otherwise.
+ * This is only used for the level 0 watermark latency
+ * w/a which does not apply to bxt/glk.
+ */
+ dram_info->is_16gb_dimm = !IS_GEN9_LP(dev_priv);
+
if (INTEL_GEN(dev_priv) < 9 || IS_GEMINILAKE(dev_priv))
return;
@@ -1443,6 +1444,7 @@ static int i915_driver_init_hw(struct drm_i915_private *dev_priv)
intel_uncore_sanitize(dev_priv);
+ intel_gt_init_workarounds(dev_priv);
i915_gem_load_init_fences(dev_priv);
/* On the 945G/GM, the chipset reports the MSI capability on the
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 8624b4bdc242..872a2e159a5f 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -67,6 +67,7 @@
#include "intel_ringbuffer.h"
#include "intel_uncore.h"
#include "intel_wopcm.h"
+#include "intel_workarounds.h"
#include "intel_uc.h"
#include "i915_gem.h"
@@ -1805,6 +1806,7 @@ struct drm_i915_private {
int dpio_phy_iosf_port[I915_NUM_PHYS_VLV];
struct i915_workarounds workarounds;
+ struct i915_wa_list gt_wa_list;
struct i915_frontbuffer_tracking fb_tracking;
@@ -1948,7 +1950,6 @@ struct drm_i915_private {
struct dram_info {
bool valid;
- bool valid_dimm;
bool is_16gb_dimm;
u8 num_channels;
enum dram_rank {
@@ -2149,6 +2150,8 @@ struct drm_i915_private {
struct delayed_work idle_work;
ktime_t last_init_time;
+
+ struct i915_vma *scratch;
} gt;
/* perform PHY state sanity checks? */
@@ -3871,4 +3874,9 @@ static inline int intel_hws_csb_write_index(struct drm_i915_private *i915)
return I915_HWS_CSB_WRITE_INDEX;
}
+static inline u32 i915_scratch_offset(const struct drm_i915_private *i915)
+{
+ return i915_ggtt_offset(i915->gt.scratch);
+}
+
#endif
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 0c8aa57ce83b..6ae9a6080cc8 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -5305,7 +5305,7 @@ int i915_gem_init_hw(struct drm_i915_private *dev_priv)
}
}
- intel_gt_workarounds_apply(dev_priv);
+ intel_gt_apply_workarounds(dev_priv);
i915_gem_init_swizzling(dev_priv);
@@ -5500,6 +5500,44 @@ err_active:
goto out_ctx;
}
+static int
+i915_gem_init_scratch(struct drm_i915_private *i915, unsigned int size)
+{
+ struct drm_i915_gem_object *obj;
+ struct i915_vma *vma;
+ int ret;
+
+ obj = i915_gem_object_create_stolen(i915, size);
+ if (!obj)
+ obj = i915_gem_object_create_internal(i915, size);
+ if (IS_ERR(obj)) {
+ DRM_ERROR("Failed to allocate scratch page\n");
+ return PTR_ERR(obj);
+ }
+
+ vma = i915_vma_instance(obj, &i915->ggtt.vm, NULL);
+ if (IS_ERR(vma)) {
+ ret = PTR_ERR(vma);
+ goto err_unref;
+ }
+
+ ret = i915_vma_pin(vma, 0, 0, PIN_GLOBAL | PIN_HIGH);
+ if (ret)
+ goto err_unref;
+
+ i915->gt.scratch = vma;
+ return 0;
+
+err_unref:
+ i915_gem_object_put(obj);
+ return ret;
+}
+
+static void i915_gem_fini_scratch(struct drm_i915_private *i915)
+{
+ i915_vma_unpin_and_release(&i915->gt.scratch, 0);
+}
+
int i915_gem_init(struct drm_i915_private *dev_priv)
{
int ret;
@@ -5546,12 +5584,19 @@ int i915_gem_init(struct drm_i915_private *dev_priv)
goto err_unlock;
}
- ret = i915_gem_contexts_init(dev_priv);
+ ret = i915_gem_init_scratch(dev_priv,
+ IS_GEN2(dev_priv) ? SZ_256K : PAGE_SIZE);
if (ret) {
GEM_BUG_ON(ret == -EIO);
goto err_ggtt;
}
+ ret = i915_gem_contexts_init(dev_priv);
+ if (ret) {
+ GEM_BUG_ON(ret == -EIO);
+ goto err_scratch;
+ }
+
ret = intel_engines_init(dev_priv);
if (ret) {
GEM_BUG_ON(ret == -EIO);
@@ -5624,6 +5669,8 @@ err_pm:
err_context:
if (ret != -EIO)
i915_gem_contexts_fini(dev_priv);
+err_scratch:
+ i915_gem_fini_scratch(dev_priv);
err_ggtt:
err_unlock:
intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL);
@@ -5675,8 +5722,11 @@ void i915_gem_fini(struct drm_i915_private *dev_priv)
intel_uc_fini(dev_priv);
i915_gem_cleanup_engines(dev_priv);
i915_gem_contexts_fini(dev_priv);
+ i915_gem_fini_scratch(dev_priv);
mutex_unlock(&dev_priv->drm.struct_mutex);
+ intel_wa_list_free(&dev_priv->gt_wa_list);
+
intel_cleanup_gt_powersave(dev_priv);
intel_uc_fini_misc(dev_priv);
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index 09187286d346..1aaccbe7e1de 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -460,7 +460,7 @@ eb_validate_vma(struct i915_execbuffer *eb,
* any non-page-aligned or non-canonical addresses.
*/
if (unlikely(entry->flags & EXEC_OBJECT_PINNED &&
- entry->offset != gen8_canonical_addr(entry->offset & PAGE_MASK)))
+ entry->offset != gen8_canonical_addr(entry->offset & I915_GTT_PAGE_MASK)))
return -EINVAL;
/* pad_to_size was once a reserved field, so sanitize it */
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index 56c7f8637311..07999fe09ad2 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -1757,7 +1757,7 @@ static void gen6_dump_ppgtt(struct i915_hw_ppgtt *base, struct seq_file *m)
if (i == 4)
continue;
- seq_printf(m, "\t\t(%03d, %04d) %08lx: ",
+ seq_printf(m, "\t\t(%03d, %04d) %08llx: ",
pde, pte,
(pde * GEN6_PTES + pte) * I915_GTT_PAGE_SIZE);
for (i = 0; i < 4; i++) {
@@ -3413,6 +3413,11 @@ static int gen8_gmch_probe(struct i915_ggtt *ggtt)
ggtt->vm.insert_page = bxt_vtd_ggtt_insert_page__BKL;
if (ggtt->vm.clear_range != nop_clear_range)
ggtt->vm.clear_range = bxt_vtd_ggtt_clear_range__BKL;
+
+ /* Prevent recursively calling stop_machine() and deadlocks. */
+ dev_info(dev_priv->drm.dev,
+ "Disabling error capture for VT-d workaround\n");
+ i915_disable_error_state(dev_priv, -ENODEV);
}
ggtt->invalidate = gen6_ggtt_invalidate;
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h
index 7e2af5f4f39b..28039290655c 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.h
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.h
@@ -42,13 +42,15 @@
#include "i915_selftest.h"
#include "i915_timeline.h"
-#define I915_GTT_PAGE_SIZE_4K BIT(12)
-#define I915_GTT_PAGE_SIZE_64K BIT(16)
-#define I915_GTT_PAGE_SIZE_2M BIT(21)
+#define I915_GTT_PAGE_SIZE_4K BIT_ULL(12)
+#define I915_GTT_PAGE_SIZE_64K BIT_ULL(16)
+#define I915_GTT_PAGE_SIZE_2M BIT_ULL(21)
#define I915_GTT_PAGE_SIZE I915_GTT_PAGE_SIZE_4K
#define I915_GTT_MAX_PAGE_SIZE I915_GTT_PAGE_SIZE_2M
+#define I915_GTT_PAGE_MASK -I915_GTT_PAGE_SIZE
+
#define I915_GTT_MIN_ALIGNMENT I915_GTT_PAGE_SIZE
#define I915_FENCE_REG_NONE -1
@@ -659,20 +661,20 @@ int i915_gem_gtt_insert(struct i915_address_space *vm,
u64 start, u64 end, unsigned int flags);
/* Flags used by pin/bind&friends. */
-#define PIN_NONBLOCK BIT(0)
-#define PIN_MAPPABLE BIT(1)
-#define PIN_ZONE_4G BIT(2)
-#define PIN_NONFAULT BIT(3)
-#define PIN_NOEVICT BIT(4)
-
-#define PIN_MBZ BIT(5) /* I915_VMA_PIN_OVERFLOW */
-#define PIN_GLOBAL BIT(6) /* I915_VMA_GLOBAL_BIND */
-#define PIN_USER BIT(7) /* I915_VMA_LOCAL_BIND */
-#define PIN_UPDATE BIT(8)
-
-#define PIN_HIGH BIT(9)
-#define PIN_OFFSET_BIAS BIT(10)
-#define PIN_OFFSET_FIXED BIT(11)
+#define PIN_NONBLOCK BIT_ULL(0)
+#define PIN_MAPPABLE BIT_ULL(1)
+#define PIN_ZONE_4G BIT_ULL(2)
+#define PIN_NONFAULT BIT_ULL(3)
+#define PIN_NOEVICT BIT_ULL(4)
+
+#define PIN_MBZ BIT_ULL(5) /* I915_VMA_PIN_OVERFLOW */
+#define PIN_GLOBAL BIT_ULL(6) /* I915_VMA_GLOBAL_BIND */
+#define PIN_USER BIT_ULL(7) /* I915_VMA_LOCAL_BIND */
+#define PIN_UPDATE BIT_ULL(8)
+
+#define PIN_HIGH BIT_ULL(9)
+#define PIN_OFFSET_BIAS BIT_ULL(10)
+#define PIN_OFFSET_FIXED BIT_ULL(11)
#define PIN_OFFSET_MASK (-I915_GTT_PAGE_SIZE)
#endif
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
index 8762d17b6659..db4128d6c09b 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.c
+++ b/drivers/gpu/drm/i915/i915_gpu_error.c
@@ -648,6 +648,9 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m,
return 0;
}
+ if (IS_ERR(error))
+ return PTR_ERR(error);
+
if (*error->error_msg)
err_printf(m, "%s\n", error->error_msg);
err_printf(m, "Kernel: " UTS_RELEASE "\n");
@@ -1492,7 +1495,7 @@ static void gem_record_rings(struct i915_gpu_state *error)
if (HAS_BROKEN_CS_TLB(i915))
ee->wa_batchbuffer =
i915_error_object_create(i915,
- engine->scratch);
+ i915->gt.scratch);
request_record_user_bo(request, ee);
ee->ctx =
@@ -1859,6 +1862,7 @@ void i915_capture_error_state(struct drm_i915_private *i915,
error = i915_capture_gpu_state(i915);
if (!error) {
DRM_DEBUG_DRIVER("out of memory, not capturing error state\n");
+ i915_disable_error_state(i915, -ENOMEM);
return;
}
@@ -1914,5 +1918,14 @@ void i915_reset_error_state(struct drm_i915_private *i915)
i915->gpu_error.first_error = NULL;
spin_unlock_irq(&i915->gpu_error.lock);
- i915_gpu_state_put(error);
+ if (!IS_ERR(error))
+ i915_gpu_state_put(error);
+}
+
+void i915_disable_error_state(struct drm_i915_private *i915, int err)
+{
+ spin_lock_irq(&i915->gpu_error.lock);
+ if (!i915->gpu_error.first_error)
+ i915->gpu_error.first_error = ERR_PTR(err);
+ spin_unlock_irq(&i915->gpu_error.lock);
}
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.h b/drivers/gpu/drm/i915/i915_gpu_error.h
index 8710fb18ed74..3ec89a504de5 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.h
+++ b/drivers/gpu/drm/i915/i915_gpu_error.h
@@ -343,6 +343,7 @@ static inline void i915_gpu_state_put(struct i915_gpu_state *gpu)
struct i915_gpu_state *i915_first_error_state(struct drm_i915_private *i915);
void i915_reset_error_state(struct drm_i915_private *i915);
+void i915_disable_error_state(struct drm_i915_private *i915, int err);
#else
@@ -355,13 +356,18 @@ static inline void i915_capture_error_state(struct drm_i915_private *dev_priv,
static inline struct i915_gpu_state *
i915_first_error_state(struct drm_i915_private *i915)
{
- return NULL;
+ return ERR_PTR(-ENODEV);
}
static inline void i915_reset_error_state(struct drm_i915_private *i915)
{
}
+static inline void i915_disable_error_state(struct drm_i915_private *i915,
+ int err)
+{
+}
+
#endif /* IS_ENABLED(CONFIG_DRM_I915_CAPTURE_ERROR) */
#endif /* _I915_GPU_ERROR_H_ */
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 7c491ea3d052..e31c27e45734 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -2095,8 +2095,12 @@ enum i915_power_well_id {
/* ICL PHY DFLEX registers */
#define PORT_TX_DFLEXDPMLE1 _MMIO(0x1638C0)
-#define DFLEXDPMLE1_DPMLETC_MASK(n) (0xf << (4 * (n)))
-#define DFLEXDPMLE1_DPMLETC(n, x) ((x) << (4 * (n)))
+#define DFLEXDPMLE1_DPMLETC_MASK(tc_port) (0xf << (4 * (tc_port)))
+#define DFLEXDPMLE1_DPMLETC_ML0(tc_port) (1 << (4 * (tc_port)))
+#define DFLEXDPMLE1_DPMLETC_ML1_0(tc_port) (3 << (4 * (tc_port)))
+#define DFLEXDPMLE1_DPMLETC_ML3(tc_port) (8 << (4 * (tc_port)))
+#define DFLEXDPMLE1_DPMLETC_ML3_2(tc_port) (12 << (4 * (tc_port)))
+#define DFLEXDPMLE1_DPMLETC_ML3_0(tc_port) (15 << (4 * (tc_port)))
/* BXT PHY Ref registers */
#define _PORT_REF_DW3_A 0x16218C
@@ -4593,12 +4597,12 @@ enum {
#define DRM_DIP_ENABLE (1 << 28)
#define PSR_VSC_BIT_7_SET (1 << 27)
-#define VSC_SELECT_MASK (0x3 << 26)
-#define VSC_SELECT_SHIFT 26
-#define VSC_DIP_HW_HEA_DATA (0 << 26)
-#define VSC_DIP_HW_HEA_SW_DATA (1 << 26)
-#define VSC_DIP_HW_DATA_SW_HEA (2 << 26)
-#define VSC_DIP_SW_HEA_DATA (3 << 26)
+#define VSC_SELECT_MASK (0x3 << 25)
+#define VSC_SELECT_SHIFT 25
+#define VSC_DIP_HW_HEA_DATA (0 << 25)
+#define VSC_DIP_HW_HEA_SW_DATA (1 << 25)
+#define VSC_DIP_HW_DATA_SW_HEA (2 << 25)
+#define VSC_DIP_SW_HEA_DATA (3 << 25)
#define VDIP_ENABLE_PPS (1 << 24)
/* Panel power sequencing */
diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c
index 769f3f586661..ee3ca2de983b 100644
--- a/drivers/gpu/drm/i915/intel_audio.c
+++ b/drivers/gpu/drm/i915/intel_audio.c
@@ -144,6 +144,9 @@ static const struct {
/* HDMI N/CTS table */
#define TMDS_297M 297000
#define TMDS_296M 296703
+#define TMDS_594M 594000
+#define TMDS_593M 593407
+
static const struct {
int sample_rate;
int clock;
@@ -164,6 +167,20 @@ static const struct {
{ 176400, TMDS_297M, 18816, 247500 },
{ 192000, TMDS_296M, 23296, 281250 },
{ 192000, TMDS_297M, 20480, 247500 },
+ { 44100, TMDS_593M, 8918, 937500 },
+ { 44100, TMDS_594M, 9408, 990000 },
+ { 48000, TMDS_593M, 5824, 562500 },
+ { 48000, TMDS_594M, 6144, 594000 },
+ { 32000, TMDS_593M, 5824, 843750 },
+ { 32000, TMDS_594M, 3072, 445500 },
+ { 88200, TMDS_593M, 17836, 937500 },
+ { 88200, TMDS_594M, 18816, 990000 },
+ { 96000, TMDS_593M, 11648, 562500 },
+ { 96000, TMDS_594M, 12288, 594000 },
+ { 176400, TMDS_593M, 35672, 937500 },
+ { 176400, TMDS_594M, 37632, 990000 },
+ { 192000, TMDS_593M, 23296, 562500 },
+ { 192000, TMDS_594M, 24576, 594000 },
};
/* get AUD_CONFIG_PIXEL_CLOCK_HDMI_* value for mode */
diff --git a/drivers/gpu/drm/i915/intel_cdclk.c b/drivers/gpu/drm/i915/intel_cdclk.c
index 29075c763428..8d74276029e6 100644
--- a/drivers/gpu/drm/i915/intel_cdclk.c
+++ b/drivers/gpu/drm/i915/intel_cdclk.c
@@ -2138,16 +2138,8 @@ void intel_set_cdclk(struct drm_i915_private *dev_priv,
static int intel_pixel_rate_to_cdclk(struct drm_i915_private *dev_priv,
int pixel_rate)
{
- if (INTEL_GEN(dev_priv) >= 10)
+ if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv))
return DIV_ROUND_UP(pixel_rate, 2);
- else if (IS_GEMINILAKE(dev_priv))
- /*
- * FIXME: Avoid using a pixel clock that is more than 99% of the cdclk
- * as a temporary workaround. Use a higher cdclk instead. (Note that
- * intel_compute_max_dotclk() limits the max pixel clock to 99% of max
- * cdclk.)
- */
- return DIV_ROUND_UP(pixel_rate * 100, 2 * 99);
else if (IS_GEN9(dev_priv) ||
IS_BROADWELL(dev_priv) || IS_HASWELL(dev_priv))
return pixel_rate;
@@ -2543,14 +2535,8 @@ static int intel_compute_max_dotclk(struct drm_i915_private *dev_priv)
{
int max_cdclk_freq = dev_priv->max_cdclk_freq;
- if (INTEL_GEN(dev_priv) >= 10)
+ if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv))
return 2 * max_cdclk_freq;
- else if (IS_GEMINILAKE(dev_priv))
- /*
- * FIXME: Limiting to 99% as a temporary workaround. See
- * intel_min_cdclk() for details.
- */
- return 2 * max_cdclk_freq * 99 / 100;
else if (IS_GEN9(dev_priv) ||
IS_BROADWELL(dev_priv) || IS_HASWELL(dev_priv))
return max_cdclk_freq;
diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c
index 0ef0c6448d53..01fa98299bae 100644
--- a/drivers/gpu/drm/i915/intel_device_info.c
+++ b/drivers/gpu/drm/i915/intel_device_info.c
@@ -474,7 +474,7 @@ static void broadwell_sseu_info_init(struct drm_i915_private *dev_priv)
u8 eu_disabled_mask;
u32 n_disabled;
- if (!(sseu->subslice_mask[ss] & BIT(ss)))
+ if (!(sseu->subslice_mask[s] & BIT(ss)))
/* skip disabled subslice */
continue;
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 9741cc419e1b..c9878dd1f7cd 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2890,6 +2890,7 @@ intel_find_initial_plane_obj(struct intel_crtc *intel_crtc,
return;
valid_fb:
+ intel_state->base.rotation = plane_config->rotation;
intel_fill_fb_ggtt_view(&intel_state->view, fb,
intel_state->base.rotation);
intel_state->color_plane[0].stride =
@@ -4850,8 +4851,31 @@ static void cpt_verify_modeset(struct drm_device *dev, int pipe)
* chroma samples for both of the luma samples, and thus we don't
* actually get the expected MPEG2 chroma siting convention :(
* The same behaviour is observed on pre-SKL platforms as well.
+ *
+ * Theory behind the formula (note that we ignore sub-pixel
+ * source coordinates):
+ * s = source sample position
+ * d = destination sample position
+ *
+ * Downscaling 4:1:
+ * -0.5
+ * | 0.0
+ * | | 1.5 (initial phase)
+ * | | |
+ * v v v
+ * | s | s | s | s |
+ * | d |
+ *
+ * Upscaling 1:4:
+ * -0.5
+ * | -0.375 (initial phase)
+ * | | 0.0
+ * | | |
+ * v v v
+ * | s |
+ * | d | d | d | d |
*/
-u16 skl_scaler_calc_phase(int sub, bool chroma_cosited)
+u16 skl_scaler_calc_phase(int sub, int scale, bool chroma_cosited)
{
int phase = -0x8000;
u16 trip = 0;
@@ -4859,6 +4883,15 @@ u16 skl_scaler_calc_phase(int sub, bool chroma_cosited)
if (chroma_cosited)
phase += (sub - 1) * 0x8000 / sub;
+ phase += scale / (2 * sub);
+
+ /*
+ * Hardware initial phase limited to [-0.5:1.5].
+ * Since the max hardware scale factor is 3.0, we
+ * should never actually excdeed 1.0 here.
+ */
+ WARN_ON(phase < -0x8000 || phase > 0x18000);
+
if (phase < 0)
phase = 0x10000 + phase;
else
@@ -5067,13 +5100,20 @@ static void skylake_pfit_enable(struct intel_crtc *crtc)
if (crtc->config->pch_pfit.enabled) {
u16 uv_rgb_hphase, uv_rgb_vphase;
+ int pfit_w, pfit_h, hscale, vscale;
int id;
if (WARN_ON(crtc->config->scaler_state.scaler_id < 0))
return;
- uv_rgb_hphase = skl_scaler_calc_phase(1, false);
- uv_rgb_vphase = skl_scaler_calc_phase(1, false);
+ pfit_w = (crtc->config->pch_pfit.size >> 16) & 0xFFFF;
+ pfit_h = crtc->config->pch_pfit.size & 0xFFFF;
+
+ hscale = (crtc->config->pipe_src_w << 16) / pfit_w;
+ vscale = (crtc->config->pipe_src_h << 16) / pfit_h;
+
+ uv_rgb_hphase = skl_scaler_calc_phase(1, hscale, false);
+ uv_rgb_vphase = skl_scaler_calc_phase(1, vscale, false);
id = scaler_state->scaler_id;
I915_WRITE(SKL_PS_CTRL(pipe, id), PS_SCALER_EN |
@@ -7843,8 +7883,15 @@ i9xx_get_initial_plane_config(struct intel_crtc *crtc,
plane_config->tiling = I915_TILING_X;
fb->modifier = I915_FORMAT_MOD_X_TILED;
}
+
+ if (val & DISPPLANE_ROTATE_180)
+ plane_config->rotation = DRM_MODE_ROTATE_180;
}
+ if (IS_CHERRYVIEW(dev_priv) && pipe == PIPE_B &&
+ val & DISPPLANE_MIRROR)
+ plane_config->rotation |= DRM_MODE_REFLECT_X;
+
pixel_format = val & DISPPLANE_PIXFORMAT_MASK;
fourcc = i9xx_format_to_fourcc(pixel_format);
fb->format = drm_format_info(fourcc);
@@ -8913,6 +8960,29 @@ skylake_get_initial_plane_config(struct intel_crtc *crtc,
goto error;
}
+ /*
+ * DRM_MODE_ROTATE_ is counter clockwise to stay compatible with Xrandr
+ * while i915 HW rotation is clockwise, thats why this swapping.
+ */
+ switch (val & PLANE_CTL_ROTATE_MASK) {
+ case PLANE_CTL_ROTATE_0:
+ plane_config->rotation = DRM_MODE_ROTATE_0;
+ break;
+ case PLANE_CTL_ROTATE_90:
+ plane_config->rotation = DRM_MODE_ROTATE_270;
+ break;
+ case PLANE_CTL_ROTATE_180:
+ plane_config->rotation = DRM_MODE_ROTATE_180;
+ break;
+ case PLANE_CTL_ROTATE_270:
+ plane_config->rotation = DRM_MODE_ROTATE_90;
+ break;
+ }
+
+ if (INTEL_GEN(dev_priv) >= 10 &&
+ val & PLANE_CTL_FLIP_HORIZONTAL)
+ plane_config->rotation |= DRM_MODE_REFLECT_X;
+
base = I915_READ(PLANE_SURF(pipe, plane_id)) & 0xfffff000;
plane_config->base = base;
@@ -12768,17 +12838,12 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state)
intel_check_cpu_fifo_underruns(dev_priv);
intel_check_pch_fifo_underruns(dev_priv);
- if (!new_crtc_state->active) {
- /*
- * Make sure we don't call initial_watermarks
- * for ILK-style watermark updates.
- *
- * No clue what this is supposed to achieve.
- */
- if (INTEL_GEN(dev_priv) >= 9)
- dev_priv->display.initial_watermarks(intel_state,
- to_intel_crtc_state(new_crtc_state));
- }
+ /* FIXME unify this for all platforms */
+ if (!new_crtc_state->active &&
+ !HAS_GMCH_DISPLAY(dev_priv) &&
+ dev_priv->display.initial_watermarks)
+ dev_priv->display.initial_watermarks(intel_state,
+ to_intel_crtc_state(new_crtc_state));
}
}
@@ -14646,7 +14711,7 @@ static int intel_framebuffer_init(struct intel_framebuffer *intel_fb,
fb->height < SKL_MIN_YUV_420_SRC_H ||
(fb->width % 4) != 0 || (fb->height % 4) != 0)) {
DRM_DEBUG_KMS("src dimensions not correct for NV12\n");
- return -EINVAL;
+ goto err;
}
for (i = 0; i < fb->format->num_planes; i++) {
@@ -15233,6 +15298,14 @@ retry:
ret = drm_atomic_add_affected_planes(state, crtc);
if (ret)
goto out;
+
+ /*
+ * FIXME hack to force a LUT update to avoid the
+ * plane update forcing the pipe gamma on without
+ * having a proper LUT loaded. Remove once we
+ * have readout for pipe gamma enable.
+ */
+ crtc_state->color_mgmt_changed = true;
}
}
diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c
index 1b00f8ea145b..a911691dbd0f 100644
--- a/drivers/gpu/drm/i915/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/intel_dp_mst.c
@@ -452,6 +452,10 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo
if (!intel_connector)
return NULL;
+ intel_connector->get_hw_state = intel_dp_mst_get_hw_state;
+ intel_connector->mst_port = intel_dp;
+ intel_connector->port = port;
+
connector = &intel_connector->base;
ret = drm_connector_init(dev, connector, &intel_dp_mst_connector_funcs,
DRM_MODE_CONNECTOR_DisplayPort);
@@ -462,10 +466,6 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo
drm_connector_helper_add(connector, &intel_dp_mst_connector_helper_funcs);
- intel_connector->get_hw_state = intel_dp_mst_get_hw_state;
- intel_connector->mst_port = intel_dp;
- intel_connector->port = port;
-
for_each_pipe(dev_priv, pipe) {
struct drm_encoder *enc =
&intel_dp->mst_encoders[pipe]->base.base;
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index f8dc84b2d2d3..db6fa1d0cbda 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -547,6 +547,7 @@ struct intel_initial_plane_config {
unsigned int tiling;
int size;
u32 base;
+ u8 rotation;
};
#define SKL_MIN_SRC_W 8
@@ -1646,7 +1647,7 @@ void intel_mode_from_pipe_config(struct drm_display_mode *mode,
void intel_crtc_arm_fifo_underrun(struct intel_crtc *crtc,
struct intel_crtc_state *crtc_state);
-u16 skl_scaler_calc_phase(int sub, bool chroma_center);
+u16 skl_scaler_calc_phase(int sub, int scale, bool chroma_center);
int skl_update_scaler_crtc(struct intel_crtc_state *crtc_state);
int skl_max_scale(const struct intel_crtc_state *crtc_state,
u32 pixel_format);
diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c
index 217ed3ee1cab..76b5f94ea6cb 100644
--- a/drivers/gpu/drm/i915/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/intel_engine_cs.c
@@ -490,46 +490,6 @@ void intel_engine_setup_common(struct intel_engine_cs *engine)
intel_engine_init_cmd_parser(engine);
}
-int intel_engine_create_scratch(struct intel_engine_cs *engine,
- unsigned int size)
-{
- struct drm_i915_gem_object *obj;
- struct i915_vma *vma;
- int ret;
-
- WARN_ON(engine->scratch);
-
- obj = i915_gem_object_create_stolen(engine->i915, size);
- if (!obj)
- obj = i915_gem_object_create_internal(engine->i915, size);
- if (IS_ERR(obj)) {
- DRM_ERROR("Failed to allocate scratch page\n");
- return PTR_ERR(obj);
- }
-
- vma = i915_vma_instance(obj, &engine->i915->ggtt.vm, NULL);
- if (IS_ERR(vma)) {
- ret = PTR_ERR(vma);
- goto err_unref;
- }
-
- ret = i915_vma_pin(vma, 0, 0, PIN_GLOBAL | PIN_HIGH);
- if (ret)
- goto err_unref;
-
- engine->scratch = vma;
- return 0;
-
-err_unref:
- i915_gem_object_put(obj);
- return ret;
-}
-
-void intel_engine_cleanup_scratch(struct intel_engine_cs *engine)
-{
- i915_vma_unpin_and_release(&engine->scratch, 0);
-}
-
static void cleanup_status_page(struct intel_engine_cs *engine)
{
if (HWS_NEEDS_PHYSICAL(engine->i915)) {
@@ -704,8 +664,6 @@ void intel_engine_cleanup_common(struct intel_engine_cs *engine)
{
struct drm_i915_private *i915 = engine->i915;
- intel_engine_cleanup_scratch(engine);
-
cleanup_status_page(engine);
intel_engine_fini_breadcrumbs(engine);
@@ -720,6 +678,8 @@ void intel_engine_cleanup_common(struct intel_engine_cs *engine)
__intel_context_unpin(i915->kernel_context, engine);
i915_timeline_fini(&engine->timeline);
+
+ intel_wa_list_free(&engine->wa_list);
}
u64 intel_engine_get_active_head(const struct intel_engine_cs *engine)
diff --git a/drivers/gpu/drm/i915/intel_hotplug.c b/drivers/gpu/drm/i915/intel_hotplug.c
index 648a13c6043c..9a8018130237 100644
--- a/drivers/gpu/drm/i915/intel_hotplug.c
+++ b/drivers/gpu/drm/i915/intel_hotplug.c
@@ -228,7 +228,9 @@ static void intel_hpd_irq_storm_reenable_work(struct work_struct *work)
drm_for_each_connector_iter(connector, &conn_iter) {
struct intel_connector *intel_connector = to_intel_connector(connector);
- if (intel_connector->encoder->hpd_pin == pin) {
+ /* Don't check MST ports, they don't have pins */
+ if (!intel_connector->mst_port &&
+ intel_connector->encoder->hpd_pin == pin) {
if (connector->polled != intel_connector->polled)
DRM_DEBUG_DRIVER("Reenabling HPD on connector %s\n",
connector->name);
@@ -395,37 +397,54 @@ void intel_hpd_irq_handler(struct drm_i915_private *dev_priv,
struct intel_encoder *encoder;
bool storm_detected = false;
bool queue_dig = false, queue_hp = false;
+ u32 long_hpd_pulse_mask = 0;
+ u32 short_hpd_pulse_mask = 0;
+ enum hpd_pin pin;
if (!pin_mask)
return;
spin_lock(&dev_priv->irq_lock);
+
+ /*
+ * Determine whether ->hpd_pulse() exists for each pin, and
+ * whether we have a short or a long pulse. This is needed
+ * as each pin may have up to two encoders (HDMI and DP) and
+ * only the one of them (DP) will have ->hpd_pulse().
+ */
for_each_intel_encoder(&dev_priv->drm, encoder) {
- enum hpd_pin pin = encoder->hpd_pin;
bool has_hpd_pulse = intel_encoder_has_hpd_pulse(encoder);
+ enum port port = encoder->port;
+ bool long_hpd;
+ pin = encoder->hpd_pin;
if (!(BIT(pin) & pin_mask))
continue;
- if (has_hpd_pulse) {
- bool long_hpd = long_mask & BIT(pin);
- enum port port = encoder->port;
+ if (!has_hpd_pulse)
+ continue;
- DRM_DEBUG_DRIVER("digital hpd port %c - %s\n", port_name(port),
- long_hpd ? "long" : "short");
- /*
- * For long HPD pulses we want to have the digital queue happen,
- * but we still want HPD storm detection to function.
- */
- queue_dig = true;
- if (long_hpd) {
- dev_priv->hotplug.long_port_mask |= (1 << port);
- } else {
- /* for short HPD just trigger the digital queue */
- dev_priv->hotplug.short_port_mask |= (1 << port);
- continue;
- }
+ long_hpd = long_mask & BIT(pin);
+
+ DRM_DEBUG_DRIVER("digital hpd port %c - %s\n", port_name(port),
+ long_hpd ? "long" : "short");
+ queue_dig = true;
+
+ if (long_hpd) {
+ long_hpd_pulse_mask |= BIT(pin);
+ dev_priv->hotplug.long_port_mask |= BIT(port);
+ } else {
+ short_hpd_pulse_mask |= BIT(pin);
+ dev_priv->hotplug.short_port_mask |= BIT(port);
}
+ }
+
+ /* Now process each pin just once */
+ for_each_hpd_pin(pin) {
+ bool long_hpd;
+
+ if (!(BIT(pin) & pin_mask))
+ continue;
if (dev_priv->hotplug.stats[pin].state == HPD_DISABLED) {
/*
@@ -442,11 +461,22 @@ void intel_hpd_irq_handler(struct drm_i915_private *dev_priv,
if (dev_priv->hotplug.stats[pin].state != HPD_ENABLED)
continue;
- if (!has_hpd_pulse) {
+ /*
+ * Delegate to ->hpd_pulse() if one of the encoders for this
+ * pin has it, otherwise let the hotplug_work deal with this
+ * pin directly.
+ */
+ if (((short_hpd_pulse_mask | long_hpd_pulse_mask) & BIT(pin))) {
+ long_hpd = long_hpd_pulse_mask & BIT(pin);
+ } else {
dev_priv->hotplug.event_bits |= BIT(pin);
+ long_hpd = true;
queue_hp = true;
}
+ if (!long_hpd)
+ continue;
+
if (intel_hpd_irq_storm_detect(dev_priv, pin)) {
dev_priv->hotplug.event_bits &= ~BIT(pin);
storm_detected = true;
diff --git a/drivers/gpu/drm/i915/intel_lpe_audio.c b/drivers/gpu/drm/i915/intel_lpe_audio.c
index cdf19553ffac..5d5336fbe7b0 100644
--- a/drivers/gpu/drm/i915/intel_lpe_audio.c
+++ b/drivers/gpu/drm/i915/intel_lpe_audio.c
@@ -297,8 +297,10 @@ void intel_lpe_audio_teardown(struct drm_i915_private *dev_priv)
lpe_audio_platdev_destroy(dev_priv);
irq_free_desc(dev_priv->lpe_audio.irq);
-}
+ dev_priv->lpe_audio.irq = -1;
+ dev_priv->lpe_audio.platdev = NULL;
+}
/**
* intel_lpe_audio_notify() - notify lpe audio event
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index 43957bb37a42..58d1d3d47dd3 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -424,7 +424,8 @@ static u64 execlists_update_context(struct i915_request *rq)
reg_state[CTX_RING_TAIL+1] = intel_ring_set_tail(rq->ring, rq->tail);
- /* True 32b PPGTT with dynamic page allocation: update PDP
+ /*
+ * True 32b PPGTT with dynamic page allocation: update PDP
* registers and point the unallocated PDPs to scratch page.
* PML4 is allocated during ppgtt init, so this is not needed
* in 48-bit mode.
@@ -432,6 +433,22 @@ static u64 execlists_update_context(struct i915_request *rq)
if (ppgtt && !i915_vm_is_48bit(&ppgtt->vm))
execlists_update_context_pdps(ppgtt, reg_state);
+ /*
+ * Make sure the context image is complete before we submit it to HW.
+ *
+ * Ostensibly, writes (including the WCB) should be flushed prior to
+ * an uncached write such as our mmio register access, the empirical
+ * evidence (esp. on Braswell) suggests that the WC write into memory
+ * may not be visible to the HW prior to the completion of the UC
+ * register write and that we may begin execution from the context
+ * before its image is complete leading to invalid PD chasing.
+ *
+ * Furthermore, Braswell, at least, wants a full mb to be sure that
+ * the writes are coherent in memory (visible to the GPU) prior to
+ * execution, and not just visible to other CPUs (as is the result of
+ * wmb).
+ */
+ mb();
return ce->lrc_desc;
}
@@ -1431,9 +1448,10 @@ static int execlists_request_alloc(struct i915_request *request)
static u32 *
gen8_emit_flush_coherentl3_wa(struct intel_engine_cs *engine, u32 *batch)
{
+ /* NB no one else is allowed to scribble over scratch + 256! */
*batch++ = MI_STORE_REGISTER_MEM_GEN8 | MI_SRM_LRM_GLOBAL_GTT;
*batch++ = i915_mmio_reg_offset(GEN8_L3SQCREG4);
- *batch++ = i915_ggtt_offset(engine->scratch) + 256;
+ *batch++ = i915_scratch_offset(engine->i915) + 256;
*batch++ = 0;
*batch++ = MI_LOAD_REGISTER_IMM(1);
@@ -1447,7 +1465,7 @@ gen8_emit_flush_coherentl3_wa(struct intel_engine_cs *engine, u32 *batch)
*batch++ = MI_LOAD_REGISTER_MEM_GEN8 | MI_SRM_LRM_GLOBAL_GTT;
*batch++ = i915_mmio_reg_offset(GEN8_L3SQCREG4);
- *batch++ = i915_ggtt_offset(engine->scratch) + 256;
+ *batch++ = i915_scratch_offset(engine->i915) + 256;
*batch++ = 0;
return batch;
@@ -1484,7 +1502,7 @@ static u32 *gen8_init_indirectctx_bb(struct intel_engine_cs *engine, u32 *batch)
PIPE_CONTROL_GLOBAL_GTT_IVB |
PIPE_CONTROL_CS_STALL |
PIPE_CONTROL_QW_WRITE,
- i915_ggtt_offset(engine->scratch) +
+ i915_scratch_offset(engine->i915) +
2 * CACHELINE_BYTES);
*batch++ = MI_ARB_ON_OFF | MI_ARB_ENABLE;
@@ -1561,7 +1579,7 @@ static u32 *gen9_init_indirectctx_bb(struct intel_engine_cs *engine, u32 *batch)
PIPE_CONTROL_GLOBAL_GTT_IVB |
PIPE_CONTROL_CS_STALL |
PIPE_CONTROL_QW_WRITE,
- i915_ggtt_offset(engine->scratch)
+ i915_scratch_offset(engine->i915)
+ 2 * CACHELINE_BYTES);
}
@@ -1781,6 +1799,8 @@ static bool unexpected_starting_state(struct intel_engine_cs *engine)
static int gen8_init_common_ring(struct intel_engine_cs *engine)
{
+ intel_engine_apply_workarounds(engine);
+
intel_mocs_init_engine(engine);
intel_engine_reset_breadcrumbs(engine);
@@ -2127,7 +2147,7 @@ static int gen8_emit_flush_render(struct i915_request *request,
{
struct intel_engine_cs *engine = request->engine;
u32 scratch_addr =
- i915_ggtt_offset(engine->scratch) + 2 * CACHELINE_BYTES;
+ i915_scratch_offset(engine->i915) + 2 * CACHELINE_BYTES;
bool vf_flush_wa = false, dc_flush_wa = false;
u32 *cs, flags = 0;
int len;
@@ -2464,10 +2484,6 @@ int logical_render_ring_init(struct intel_engine_cs *engine)
if (ret)
return ret;
- ret = intel_engine_create_scratch(engine, PAGE_SIZE);
- if (ret)
- goto err_cleanup_common;
-
ret = intel_init_workaround_bb(engine);
if (ret) {
/*
@@ -2479,11 +2495,9 @@ int logical_render_ring_init(struct intel_engine_cs *engine)
ret);
}
- return 0;
+ intel_engine_init_workarounds(engine);
-err_cleanup_common:
- intel_engine_cleanup_common(engine);
- return ret;
+ return 0;
}
int logical_xcs_ring_init(struct intel_engine_cs *engine)
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 1db9b8328275..3fe358db1276 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -2493,6 +2493,9 @@ static uint32_t ilk_compute_pri_wm(const struct intel_crtc_state *cstate,
uint32_t method1, method2;
int cpp;
+ if (mem_value == 0)
+ return U32_MAX;
+
if (!intel_wm_plane_visible(cstate, pstate))
return 0;
@@ -2522,6 +2525,9 @@ static uint32_t ilk_compute_spr_wm(const struct intel_crtc_state *cstate,
uint32_t method1, method2;
int cpp;
+ if (mem_value == 0)
+ return U32_MAX;
+
if (!intel_wm_plane_visible(cstate, pstate))
return 0;
@@ -2545,6 +2551,9 @@ static uint32_t ilk_compute_cur_wm(const struct intel_crtc_state *cstate,
{
int cpp;
+ if (mem_value == 0)
+ return U32_MAX;
+
if (!intel_wm_plane_visible(cstate, pstate))
return 0;
@@ -2881,8 +2890,7 @@ static void intel_read_wm_latency(struct drm_i915_private *dev_priv,
* any underrun. If not able to get Dimm info assume 16GB dimm
* to avoid any underrun.
*/
- if (!dev_priv->dram_info.valid_dimm ||
- dev_priv->dram_info.is_16gb_dimm)
+ if (dev_priv->dram_info.is_16gb_dimm)
wm[0] += 1;
} else if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) {
@@ -3009,6 +3017,34 @@ static void snb_wm_latency_quirk(struct drm_i915_private *dev_priv)
intel_print_wm_latency(dev_priv, "Cursor", dev_priv->wm.cur_latency);
}
+static void snb_wm_lp3_irq_quirk(struct drm_i915_private *dev_priv)
+{
+ /*
+ * On some SNB machines (Thinkpad X220 Tablet at least)
+ * LP3 usage can cause vblank interrupts to be lost.
+ * The DEIIR bit will go high but it looks like the CPU
+ * never gets interrupted.
+ *
+ * It's not clear whether other interrupt source could
+ * be affected or if this is somehow limited to vblank
+ * interrupts only. To play it safe we disable LP3
+ * watermarks entirely.
+ */
+ if (dev_priv->wm.pri_latency[3] == 0 &&
+ dev_priv->wm.spr_latency[3] == 0 &&
+ dev_priv->wm.cur_latency[3] == 0)
+ return;
+
+ dev_priv->wm.pri_latency[3] = 0;
+ dev_priv->wm.spr_latency[3] = 0;
+ dev_priv->wm.cur_latency[3] = 0;
+
+ DRM_DEBUG_KMS("LP3 watermarks disabled due to potential for lost interrupts\n");
+ intel_print_wm_latency(dev_priv, "Primary", dev_priv->wm.pri_latency);
+ intel_print_wm_latency(dev_priv, "Sprite", dev_priv->wm.spr_latency);
+ intel_print_wm_latency(dev_priv, "Cursor", dev_priv->wm.cur_latency);
+}
+
static void ilk_setup_wm_latency(struct drm_i915_private *dev_priv)
{
intel_read_wm_latency(dev_priv, dev_priv->wm.pri_latency);
@@ -3025,8 +3061,10 @@ static void ilk_setup_wm_latency(struct drm_i915_private *dev_priv)
intel_print_wm_latency(dev_priv, "Sprite", dev_priv->wm.spr_latency);
intel_print_wm_latency(dev_priv, "Cursor", dev_priv->wm.cur_latency);
- if (IS_GEN6(dev_priv))
+ if (IS_GEN6(dev_priv)) {
snb_wm_latency_quirk(dev_priv);
+ snb_wm_lp3_irq_quirk(dev_priv);
+ }
}
static void skl_setup_wm_latency(struct drm_i915_private *dev_priv)
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index d0ef50bf930a..1f8d2a66c791 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -69,19 +69,28 @@ unsigned int intel_ring_update_space(struct intel_ring *ring)
static int
gen2_render_ring_flush(struct i915_request *rq, u32 mode)
{
+ unsigned int num_store_dw;
u32 cmd, *cs;
cmd = MI_FLUSH;
-
+ num_store_dw = 0;
if (mode & EMIT_INVALIDATE)
cmd |= MI_READ_FLUSH;
+ if (mode & EMIT_FLUSH)
+ num_store_dw = 4;
- cs = intel_ring_begin(rq, 2);
+ cs = intel_ring_begin(rq, 2 + 3 * num_store_dw);
if (IS_ERR(cs))
return PTR_ERR(cs);
*cs++ = cmd;
- *cs++ = MI_NOOP;
+ while (num_store_dw--) {
+ *cs++ = MI_STORE_DWORD_IMM | MI_MEM_VIRTUAL;
+ *cs++ = i915_scratch_offset(rq->i915);
+ *cs++ = 0;
+ }
+ *cs++ = MI_FLUSH | MI_NO_WRITE_FLUSH;
+
intel_ring_advance(rq, cs);
return 0;
@@ -91,6 +100,7 @@ static int
gen4_render_ring_flush(struct i915_request *rq, u32 mode)
{
u32 cmd, *cs;
+ int i;
/*
* read/write caches:
@@ -127,12 +137,43 @@ gen4_render_ring_flush(struct i915_request *rq, u32 mode)
cmd |= MI_INVALIDATE_ISP;
}
- cs = intel_ring_begin(rq, 2);
+ i = 2;
+ if (mode & EMIT_INVALIDATE)
+ i += 20;
+
+ cs = intel_ring_begin(rq, i);
if (IS_ERR(cs))
return PTR_ERR(cs);
*cs++ = cmd;
- *cs++ = MI_NOOP;
+
+ /*
+ * A random delay to let the CS invalidate take effect? Without this
+ * delay, the GPU relocation path fails as the CS does not see
+ * the updated contents. Just as important, if we apply the flushes
+ * to the EMIT_FLUSH branch (i.e. immediately after the relocation
+ * write and before the invalidate on the next batch), the relocations
+ * still fail. This implies that is a delay following invalidation
+ * that is required to reset the caches as opposed to a delay to
+ * ensure the memory is written.
+ */
+ if (mode & EMIT_INVALIDATE) {
+ *cs++ = GFX_OP_PIPE_CONTROL(4) | PIPE_CONTROL_QW_WRITE;
+ *cs++ = i915_scratch_offset(rq->i915) | PIPE_CONTROL_GLOBAL_GTT;
+ *cs++ = 0;
+ *cs++ = 0;
+
+ for (i = 0; i < 12; i++)
+ *cs++ = MI_FLUSH;
+
+ *cs++ = GFX_OP_PIPE_CONTROL(4) | PIPE_CONTROL_QW_WRITE;
+ *cs++ = i915_scratch_offset(rq->i915) | PIPE_CONTROL_GLOBAL_GTT;
+ *cs++ = 0;
+ *cs++ = 0;
+ }
+
+ *cs++ = cmd;
+
intel_ring_advance(rq, cs);
return 0;
@@ -178,8 +219,7 @@ gen4_render_ring_flush(struct i915_request *rq, u32 mode)
static int
intel_emit_post_sync_nonzero_flush(struct i915_request *rq)
{
- u32 scratch_addr =
- i915_ggtt_offset(rq->engine->scratch) + 2 * CACHELINE_BYTES;
+ u32 scratch_addr = i915_scratch_offset(rq->i915) + 2 * CACHELINE_BYTES;
u32 *cs;
cs = intel_ring_begin(rq, 6);
@@ -212,8 +252,7 @@ intel_emit_post_sync_nonzero_flush(struct i915_request *rq)
static int
gen6_render_ring_flush(struct i915_request *rq, u32 mode)
{
- u32 scratch_addr =
- i915_ggtt_offset(rq->engine->scratch) + 2 * CACHELINE_BYTES;
+ u32 scratch_addr = i915_scratch_offset(rq->i915) + 2 * CACHELINE_BYTES;
u32 *cs, flags = 0;
int ret;
@@ -282,8 +321,7 @@ gen7_render_ring_cs_stall_wa(struct i915_request *rq)
static int
gen7_render_ring_flush(struct i915_request *rq, u32 mode)
{
- u32 scratch_addr =
- i915_ggtt_offset(rq->engine->scratch) + 2 * CACHELINE_BYTES;
+ u32 scratch_addr = i915_scratch_offset(rq->i915) + 2 * CACHELINE_BYTES;
u32 *cs, flags = 0;
/*
@@ -937,7 +975,7 @@ i965_emit_bb_start(struct i915_request *rq,
}
/* Just userspace ABI convention to limit the wa batch bo to a resonable size */
-#define I830_BATCH_LIMIT (256*1024)
+#define I830_BATCH_LIMIT SZ_256K
#define I830_TLB_ENTRIES (2)
#define I830_WA_SIZE max(I830_TLB_ENTRIES*4096, I830_BATCH_LIMIT)
static int
@@ -945,7 +983,9 @@ i830_emit_bb_start(struct i915_request *rq,
u64 offset, u32 len,
unsigned int dispatch_flags)
{
- u32 *cs, cs_offset = i915_ggtt_offset(rq->engine->scratch);
+ u32 *cs, cs_offset = i915_scratch_offset(rq->i915);
+
+ GEM_BUG_ON(rq->i915->gt.scratch->size < I830_WA_SIZE);
cs = intel_ring_begin(rq, 6);
if (IS_ERR(cs))
@@ -1403,7 +1443,6 @@ static int intel_init_ring_buffer(struct intel_engine_cs *engine)
{
struct i915_timeline *timeline;
struct intel_ring *ring;
- unsigned int size;
int err;
intel_engine_setup_common(engine);
@@ -1428,21 +1467,12 @@ static int intel_init_ring_buffer(struct intel_engine_cs *engine)
GEM_BUG_ON(engine->buffer);
engine->buffer = ring;
- size = PAGE_SIZE;
- if (HAS_BROKEN_CS_TLB(engine->i915))
- size = I830_WA_SIZE;
- err = intel_engine_create_scratch(engine, size);
- if (err)
- goto err_unpin;
-
err = intel_engine_init_common(engine);
if (err)
- goto err_scratch;
+ goto err_unpin;
return 0;
-err_scratch:
- intel_engine_cleanup_scratch(engine);
err_unpin:
intel_ring_unpin(ring);
err_ring:
@@ -1516,7 +1546,7 @@ static int flush_pd_dir(struct i915_request *rq)
/* Stall until the page table load is complete */
*cs++ = MI_STORE_REGISTER_MEM | MI_SRM_LRM_GLOBAL_GTT;
*cs++ = i915_mmio_reg_offset(RING_PP_DIR_BASE(engine));
- *cs++ = i915_ggtt_offset(engine->scratch);
+ *cs++ = i915_scratch_offset(rq->i915);
*cs++ = MI_NOOP;
intel_ring_advance(rq, cs);
@@ -1625,7 +1655,7 @@ static inline int mi_set_context(struct i915_request *rq, u32 flags)
/* Insert a delay before the next switch! */
*cs++ = MI_STORE_REGISTER_MEM | MI_SRM_LRM_GLOBAL_GTT;
*cs++ = i915_mmio_reg_offset(last_reg);
- *cs++ = i915_ggtt_offset(engine->scratch);
+ *cs++ = i915_scratch_offset(rq->i915);
*cs++ = MI_NOOP;
}
*cs++ = MI_ARB_ON_OFF | MI_ARB_ENABLE;
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h
index 2dfa585712c2..767a7192c969 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.h
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.h
@@ -15,6 +15,7 @@
#include "i915_selftest.h"
#include "i915_timeline.h"
#include "intel_gpu_commands.h"
+#include "intel_workarounds.h"
struct drm_printer;
struct i915_sched_attr;
@@ -440,7 +441,7 @@ struct intel_engine_cs {
struct intel_hw_status_page status_page;
struct i915_ctx_workarounds wa_ctx;
- struct i915_vma *scratch;
+ struct i915_wa_list wa_list;
u32 irq_keep_mask; /* always keep these interrupts */
u32 irq_enable_mask; /* bitmask to enable ring interrupt */
@@ -898,10 +899,6 @@ void intel_engine_setup_common(struct intel_engine_cs *engine);
int intel_engine_init_common(struct intel_engine_cs *engine);
void intel_engine_cleanup_common(struct intel_engine_cs *engine);
-int intel_engine_create_scratch(struct intel_engine_cs *engine,
- unsigned int size);
-void intel_engine_cleanup_scratch(struct intel_engine_cs *engine);
-
int intel_init_render_ring_buffer(struct intel_engine_cs *engine);
int intel_init_bsd_ring_buffer(struct intel_engine_cs *engine);
int intel_init_blt_ring_buffer(struct intel_engine_cs *engine);
diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c
index 0fdabce647ab..44e4491a4918 100644
--- a/drivers/gpu/drm/i915/intel_runtime_pm.c
+++ b/drivers/gpu/drm/i915/intel_runtime_pm.c
@@ -2749,6 +2749,12 @@ static const struct i915_power_well_desc icl_power_wells[] = {
},
},
{
+ .name = "DC off",
+ .domains = ICL_DISPLAY_DC_OFF_POWER_DOMAINS,
+ .ops = &gen9_dc_off_power_well_ops,
+ .id = DISP_PW_ID_NONE,
+ },
+ {
.name = "power well 2",
.domains = ICL_PW_2_POWER_DOMAINS,
.ops = &hsw_power_well_ops,
@@ -2760,12 +2766,6 @@ static const struct i915_power_well_desc icl_power_wells[] = {
},
},
{
- .name = "DC off",
- .domains = ICL_DISPLAY_DC_OFF_POWER_DOMAINS,
- .ops = &gen9_dc_off_power_well_ops,
- .id = DISP_PW_ID_NONE,
- },
- {
.name = "power well 3",
.domains = ICL_PW_3_POWER_DOMAINS,
.ops = &hsw_power_well_ops,
@@ -3176,8 +3176,7 @@ static u8 intel_dbuf_max_slices(struct drm_i915_private *dev_priv)
void icl_dbuf_slices_update(struct drm_i915_private *dev_priv,
u8 req_slices)
{
- u8 hw_enabled_slices = dev_priv->wm.skl_hw.ddb.enabled_slices;
- u32 val;
+ const u8 hw_enabled_slices = dev_priv->wm.skl_hw.ddb.enabled_slices;
bool ret;
if (req_slices > intel_dbuf_max_slices(dev_priv)) {
@@ -3188,7 +3187,6 @@ void icl_dbuf_slices_update(struct drm_i915_private *dev_priv,
if (req_slices == hw_enabled_slices || req_slices == 0)
return;
- val = I915_READ(DBUF_CTL_S2);
if (req_slices > hw_enabled_slices)
ret = intel_dbuf_slice_set(dev_priv, DBUF_CTL_S2, true);
else
diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index 5fd2f7bf3927..d3090a7537bb 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -302,13 +302,65 @@ skl_plane_max_stride(struct intel_plane *plane,
return min(8192 * cpp, 32768);
}
+static void
+skl_program_scaler(struct intel_plane *plane,
+ const struct intel_crtc_state *crtc_state,
+ const struct intel_plane_state *plane_state)
+{
+ struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
+ enum pipe pipe = plane->pipe;
+ int scaler_id = plane_state->scaler_id;
+ const struct intel_scaler *scaler =
+ &crtc_state->scaler_state.scalers[scaler_id];
+ int crtc_x = plane_state->base.dst.x1;
+ int crtc_y = plane_state->base.dst.y1;
+ uint32_t crtc_w = drm_rect_width(&plane_state->base.dst);
+ uint32_t crtc_h = drm_rect_height(&plane_state->base.dst);
+ u16 y_hphase, uv_rgb_hphase;
+ u16 y_vphase, uv_rgb_vphase;
+ int hscale, vscale;
+
+ hscale = drm_rect_calc_hscale(&plane_state->base.src,
+ &plane_state->base.dst,
+ 0, INT_MAX);
+ vscale = drm_rect_calc_vscale(&plane_state->base.src,
+ &plane_state->base.dst,
+ 0, INT_MAX);
+
+ /* TODO: handle sub-pixel coordinates */
+ if (plane_state->base.fb->format->format == DRM_FORMAT_NV12) {
+ y_hphase = skl_scaler_calc_phase(1, hscale, false);
+ y_vphase = skl_scaler_calc_phase(1, vscale, false);
+
+ /* MPEG2 chroma siting convention */
+ uv_rgb_hphase = skl_scaler_calc_phase(2, hscale, true);
+ uv_rgb_vphase = skl_scaler_calc_phase(2, vscale, false);
+ } else {
+ /* not used */
+ y_hphase = 0;
+ y_vphase = 0;
+
+ uv_rgb_hphase = skl_scaler_calc_phase(1, hscale, false);
+ uv_rgb_vphase = skl_scaler_calc_phase(1, vscale, false);
+ }
+
+ I915_WRITE_FW(SKL_PS_CTRL(pipe, scaler_id),
+ PS_SCALER_EN | PS_PLANE_SEL(plane->id) | scaler->mode);
+ I915_WRITE_FW(SKL_PS_PWR_GATE(pipe, scaler_id), 0);
+ I915_WRITE_FW(SKL_PS_VPHASE(pipe, scaler_id),
+ PS_Y_PHASE(y_vphase) | PS_UV_RGB_PHASE(uv_rgb_vphase));
+ I915_WRITE_FW(SKL_PS_HPHASE(pipe, scaler_id),
+ PS_Y_PHASE(y_hphase) | PS_UV_RGB_PHASE(uv_rgb_hphase));
+ I915_WRITE_FW(SKL_PS_WIN_POS(pipe, scaler_id), (crtc_x << 16) | crtc_y);
+ I915_WRITE_FW(SKL_PS_WIN_SZ(pipe, scaler_id), (crtc_w << 16) | crtc_h);
+}
+
void
skl_update_plane(struct intel_plane *plane,
const struct intel_crtc_state *crtc_state,
const struct intel_plane_state *plane_state)
{
struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
- const struct drm_framebuffer *fb = plane_state->base.fb;
enum plane_id plane_id = plane->id;
enum pipe pipe = plane->pipe;
u32 plane_ctl = plane_state->ctl;
@@ -318,8 +370,6 @@ skl_update_plane(struct intel_plane *plane,
u32 aux_stride = skl_plane_stride(plane_state, 1);
int crtc_x = plane_state->base.dst.x1;
int crtc_y = plane_state->base.dst.y1;
- uint32_t crtc_w = drm_rect_width(&plane_state->base.dst);
- uint32_t crtc_h = drm_rect_height(&plane_state->base.dst);
uint32_t x = plane_state->color_plane[0].x;
uint32_t y = plane_state->color_plane[0].y;
uint32_t src_w = drm_rect_width(&plane_state->base.src) >> 16;
@@ -329,8 +379,6 @@ skl_update_plane(struct intel_plane *plane,
/* Sizes are 0 based */
src_w--;
src_h--;
- crtc_w--;
- crtc_h--;
spin_lock_irqsave(&dev_priv->uncore.lock, irqflags);
@@ -353,41 +401,8 @@ skl_update_plane(struct intel_plane *plane,
(plane_state->color_plane[1].y << 16) |
plane_state->color_plane[1].x);
- /* program plane scaler */
if (plane_state->scaler_id >= 0) {
- int scaler_id = plane_state->scaler_id;
- const struct intel_scaler *scaler =
- &crtc_state->scaler_state.scalers[scaler_id];
- u16 y_hphase, uv_rgb_hphase;
- u16 y_vphase, uv_rgb_vphase;
-
- /* TODO: handle sub-pixel coordinates */
- if (fb->format->format == DRM_FORMAT_NV12) {
- y_hphase = skl_scaler_calc_phase(1, false);
- y_vphase = skl_scaler_calc_phase(1, false);
-
- /* MPEG2 chroma siting convention */
- uv_rgb_hphase = skl_scaler_calc_phase(2, true);
- uv_rgb_vphase = skl_scaler_calc_phase(2, false);
- } else {
- /* not used */
- y_hphase = 0;
- y_vphase = 0;
-
- uv_rgb_hphase = skl_scaler_calc_phase(1, false);
- uv_rgb_vphase = skl_scaler_calc_phase(1, false);
- }
-
- I915_WRITE_FW(SKL_PS_CTRL(pipe, scaler_id),
- PS_SCALER_EN | PS_PLANE_SEL(plane_id) | scaler->mode);
- I915_WRITE_FW(SKL_PS_PWR_GATE(pipe, scaler_id), 0);
- I915_WRITE_FW(SKL_PS_VPHASE(pipe, scaler_id),
- PS_Y_PHASE(y_vphase) | PS_UV_RGB_PHASE(uv_rgb_vphase));
- I915_WRITE_FW(SKL_PS_HPHASE(pipe, scaler_id),
- PS_Y_PHASE(y_hphase) | PS_UV_RGB_PHASE(uv_rgb_hphase));
- I915_WRITE_FW(SKL_PS_WIN_POS(pipe, scaler_id), (crtc_x << 16) | crtc_y);
- I915_WRITE_FW(SKL_PS_WIN_SZ(pipe, scaler_id),
- ((crtc_w + 1) << 16)|(crtc_h + 1));
+ skl_program_scaler(plane, crtc_state, plane_state);
I915_WRITE_FW(PLANE_POS(pipe, plane_id), 0);
} else {
diff --git a/drivers/gpu/drm/i915/intel_workarounds.c b/drivers/gpu/drm/i915/intel_workarounds.c
index 4bcdeaf8d98f..6e580891db96 100644
--- a/drivers/gpu/drm/i915/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/intel_workarounds.c
@@ -48,6 +48,20 @@
* - Public functions to init or apply the given workaround type.
*/
+static void wa_init_start(struct i915_wa_list *wal, const char *name)
+{
+ wal->name = name;
+}
+
+static void wa_init_finish(struct i915_wa_list *wal)
+{
+ if (!wal->count)
+ return;
+
+ DRM_DEBUG_DRIVER("Initialized %u %s workarounds\n",
+ wal->count, wal->name);
+}
+
static void wa_add(struct drm_i915_private *i915,
i915_reg_t reg, const u32 mask, const u32 val)
{
@@ -580,160 +594,175 @@ int intel_ctx_workarounds_emit(struct i915_request *rq)
return 0;
}
-static void bdw_gt_workarounds_apply(struct drm_i915_private *dev_priv)
+static void
+wal_add(struct i915_wa_list *wal, const struct i915_wa *wa)
+{
+ const unsigned int grow = 1 << 4;
+
+ GEM_BUG_ON(!is_power_of_2(grow));
+
+ if (IS_ALIGNED(wal->count, grow)) { /* Either uninitialized or full. */
+ struct i915_wa *list;
+
+ list = kmalloc_array(ALIGN(wal->count + 1, grow), sizeof(*wa),
+ GFP_KERNEL);
+ if (!list) {
+ DRM_ERROR("No space for workaround init!\n");
+ return;
+ }
+
+ if (wal->list)
+ memcpy(list, wal->list, sizeof(*wa) * wal->count);
+
+ wal->list = list;
+ }
+
+ wal->list[wal->count++] = *wa;
+}
+
+static void
+wa_masked_en(struct i915_wa_list *wal, i915_reg_t reg, u32 val)
+{
+ struct i915_wa wa = {
+ .reg = reg,
+ .mask = val,
+ .val = _MASKED_BIT_ENABLE(val)
+ };
+
+ wal_add(wal, &wa);
+}
+
+static void
+wa_write_masked_or(struct i915_wa_list *wal, i915_reg_t reg, u32 mask,
+ u32 val)
{
+ struct i915_wa wa = {
+ .reg = reg,
+ .mask = mask,
+ .val = val
+ };
+
+ wal_add(wal, &wa);
}
-static void chv_gt_workarounds_apply(struct drm_i915_private *dev_priv)
+static void
+wa_write(struct i915_wa_list *wal, i915_reg_t reg, u32 val)
{
+ wa_write_masked_or(wal, reg, ~0, val);
}
-static void gen9_gt_workarounds_apply(struct drm_i915_private *dev_priv)
+static void
+wa_write_or(struct i915_wa_list *wal, i915_reg_t reg, u32 val)
{
- /* WaContextSwitchWithConcurrentTLBInvalidate:skl,bxt,kbl,glk,cfl */
- I915_WRITE(GEN9_CSFE_CHICKEN1_RCS,
- _MASKED_BIT_ENABLE(GEN9_PREEMPT_GPGPU_SYNC_SWITCH_DISABLE));
+ wa_write_masked_or(wal, reg, val, val);
+}
- /* WaEnableLbsSlaRetryTimerDecrement:skl,bxt,kbl,glk,cfl */
- I915_WRITE(BDW_SCRATCH1, I915_READ(BDW_SCRATCH1) |
- GEN9_LBS_SLA_RETRY_TIMER_DECREMENT_ENABLE);
+static void gen9_gt_workarounds_init(struct drm_i915_private *i915)
+{
+ struct i915_wa_list *wal = &i915->gt_wa_list;
/* WaDisableKillLogic:bxt,skl,kbl */
- if (!IS_COFFEELAKE(dev_priv))
- I915_WRITE(GAM_ECOCHK, I915_READ(GAM_ECOCHK) |
- ECOCHK_DIS_TLB);
+ if (!IS_COFFEELAKE(i915))
+ wa_write_or(wal,
+ GAM_ECOCHK,
+ ECOCHK_DIS_TLB);
- if (HAS_LLC(dev_priv)) {
+ if (HAS_LLC(i915)) {
/* WaCompressedResourceSamplerPbeMediaNewHashMode:skl,kbl
*
* Must match Display Engine. See
* WaCompressedResourceDisplayNewHashMode.
*/
- I915_WRITE(MMCD_MISC_CTRL,
- I915_READ(MMCD_MISC_CTRL) |
- MMCD_PCLA |
- MMCD_HOTSPOT_EN);
+ wa_write_or(wal,
+ MMCD_MISC_CTRL,
+ MMCD_PCLA | MMCD_HOTSPOT_EN);
}
/* WaDisableHDCInvalidation:skl,bxt,kbl,cfl */
- I915_WRITE(GAM_ECOCHK, I915_READ(GAM_ECOCHK) |
- BDW_DISABLE_HDC_INVALIDATION);
-
- /* WaProgramL3SqcReg1DefaultForPerf:bxt,glk */
- if (IS_GEN9_LP(dev_priv)) {
- u32 val = I915_READ(GEN8_L3SQCREG1);
-
- val &= ~L3_PRIO_CREDITS_MASK;
- val |= L3_GENERAL_PRIO_CREDITS(62) | L3_HIGH_PRIO_CREDITS(2);
- I915_WRITE(GEN8_L3SQCREG1, val);
- }
-
- /* WaOCLCoherentLineFlush:skl,bxt,kbl,cfl */
- I915_WRITE(GEN8_L3SQCREG4,
- I915_READ(GEN8_L3SQCREG4) | GEN8_LQSC_FLUSH_COHERENT_LINES);
-
- /* WaEnablePreemptionGranularityControlByUMD:skl,bxt,kbl,cfl,[cnl] */
- I915_WRITE(GEN7_FF_SLICE_CS_CHICKEN1,
- _MASKED_BIT_ENABLE(GEN9_FFSC_PERCTX_PREEMPT_CTRL));
+ wa_write_or(wal,
+ GAM_ECOCHK,
+ BDW_DISABLE_HDC_INVALIDATION);
}
-static void skl_gt_workarounds_apply(struct drm_i915_private *dev_priv)
+static void skl_gt_workarounds_init(struct drm_i915_private *i915)
{
- gen9_gt_workarounds_apply(dev_priv);
+ struct i915_wa_list *wal = &i915->gt_wa_list;
- /* WaEnableGapsTsvCreditFix:skl */
- I915_WRITE(GEN8_GARBCNTL,
- I915_READ(GEN8_GARBCNTL) | GEN9_GAPS_TSV_CREDIT_DISABLE);
+ gen9_gt_workarounds_init(i915);
/* WaDisableGafsUnitClkGating:skl */
- I915_WRITE(GEN7_UCGCTL4,
- I915_READ(GEN7_UCGCTL4) | GEN8_EU_GAUNIT_CLOCK_GATE_DISABLE);
+ wa_write_or(wal,
+ GEN7_UCGCTL4,
+ GEN8_EU_GAUNIT_CLOCK_GATE_DISABLE);
/* WaInPlaceDecompressionHang:skl */
- if (IS_SKL_REVID(dev_priv, SKL_REVID_H0, REVID_FOREVER))
- I915_WRITE(GEN9_GAMT_ECO_REG_RW_IA,
- I915_READ(GEN9_GAMT_ECO_REG_RW_IA) |
- GAMT_ECO_ENABLE_IN_PLACE_DECOMPRESS);
+ if (IS_SKL_REVID(i915, SKL_REVID_H0, REVID_FOREVER))
+ wa_write_or(wal,
+ GEN9_GAMT_ECO_REG_RW_IA,
+ GAMT_ECO_ENABLE_IN_PLACE_DECOMPRESS);
}
-static void bxt_gt_workarounds_apply(struct drm_i915_private *dev_priv)
+static void bxt_gt_workarounds_init(struct drm_i915_private *i915)
{
- gen9_gt_workarounds_apply(dev_priv);
+ struct i915_wa_list *wal = &i915->gt_wa_list;
- /* WaDisablePooledEuLoadBalancingFix:bxt */
- I915_WRITE(FF_SLICE_CS_CHICKEN2,
- _MASKED_BIT_ENABLE(GEN9_POOLED_EU_LOAD_BALANCING_FIX_DISABLE));
+ gen9_gt_workarounds_init(i915);
/* WaInPlaceDecompressionHang:bxt */
- I915_WRITE(GEN9_GAMT_ECO_REG_RW_IA,
- I915_READ(GEN9_GAMT_ECO_REG_RW_IA) |
- GAMT_ECO_ENABLE_IN_PLACE_DECOMPRESS);
+ wa_write_or(wal,
+ GEN9_GAMT_ECO_REG_RW_IA,
+ GAMT_ECO_ENABLE_IN_PLACE_DECOMPRESS);
}
-static void kbl_gt_workarounds_apply(struct drm_i915_private *dev_priv)
+static void kbl_gt_workarounds_init(struct drm_i915_private *i915)
{
- gen9_gt_workarounds_apply(dev_priv);
+ struct i915_wa_list *wal = &i915->gt_wa_list;
- /* WaEnableGapsTsvCreditFix:kbl */
- I915_WRITE(GEN8_GARBCNTL,
- I915_READ(GEN8_GARBCNTL) | GEN9_GAPS_TSV_CREDIT_DISABLE);
+ gen9_gt_workarounds_init(i915);
/* WaDisableDynamicCreditSharing:kbl */
- if (IS_KBL_REVID(dev_priv, 0, KBL_REVID_B0))
- I915_WRITE(GAMT_CHKN_BIT_REG,
- I915_READ(GAMT_CHKN_BIT_REG) |
- GAMT_CHKN_DISABLE_DYNAMIC_CREDIT_SHARING);
+ if (IS_KBL_REVID(i915, 0, KBL_REVID_B0))
+ wa_write_or(wal,
+ GAMT_CHKN_BIT_REG,
+ GAMT_CHKN_DISABLE_DYNAMIC_CREDIT_SHARING);
/* WaDisableGafsUnitClkGating:kbl */
- I915_WRITE(GEN7_UCGCTL4,
- I915_READ(GEN7_UCGCTL4) | GEN8_EU_GAUNIT_CLOCK_GATE_DISABLE);
+ wa_write_or(wal,
+ GEN7_UCGCTL4,
+ GEN8_EU_GAUNIT_CLOCK_GATE_DISABLE);
/* WaInPlaceDecompressionHang:kbl */
- I915_WRITE(GEN9_GAMT_ECO_REG_RW_IA,
- I915_READ(GEN9_GAMT_ECO_REG_RW_IA) |
- GAMT_ECO_ENABLE_IN_PLACE_DECOMPRESS);
-
- /* WaKBLVECSSemaphoreWaitPoll:kbl */
- if (IS_KBL_REVID(dev_priv, KBL_REVID_A0, KBL_REVID_E0)) {
- struct intel_engine_cs *engine;
- unsigned int tmp;
-
- for_each_engine(engine, dev_priv, tmp) {
- if (engine->id == RCS)
- continue;
-
- I915_WRITE(RING_SEMA_WAIT_POLL(engine->mmio_base), 1);
- }
- }
+ wa_write_or(wal,
+ GEN9_GAMT_ECO_REG_RW_IA,
+ GAMT_ECO_ENABLE_IN_PLACE_DECOMPRESS);
}
-static void glk_gt_workarounds_apply(struct drm_i915_private *dev_priv)
+static void glk_gt_workarounds_init(struct drm_i915_private *i915)
{
- gen9_gt_workarounds_apply(dev_priv);
+ gen9_gt_workarounds_init(i915);
}
-static void cfl_gt_workarounds_apply(struct drm_i915_private *dev_priv)
+static void cfl_gt_workarounds_init(struct drm_i915_private *i915)
{
- gen9_gt_workarounds_apply(dev_priv);
+ struct i915_wa_list *wal = &i915->gt_wa_list;
- /* WaEnableGapsTsvCreditFix:cfl */
- I915_WRITE(GEN8_GARBCNTL,
- I915_READ(GEN8_GARBCNTL) | GEN9_GAPS_TSV_CREDIT_DISABLE);
+ gen9_gt_workarounds_init(i915);
/* WaDisableGafsUnitClkGating:cfl */
- I915_WRITE(GEN7_UCGCTL4,
- I915_READ(GEN7_UCGCTL4) | GEN8_EU_GAUNIT_CLOCK_GATE_DISABLE);
+ wa_write_or(wal,
+ GEN7_UCGCTL4,
+ GEN8_EU_GAUNIT_CLOCK_GATE_DISABLE);
/* WaInPlaceDecompressionHang:cfl */
- I915_WRITE(GEN9_GAMT_ECO_REG_RW_IA,
- I915_READ(GEN9_GAMT_ECO_REG_RW_IA) |
- GAMT_ECO_ENABLE_IN_PLACE_DECOMPRESS);
+ wa_write_or(wal,
+ GEN9_GAMT_ECO_REG_RW_IA,
+ GAMT_ECO_ENABLE_IN_PLACE_DECOMPRESS);
}
static void wa_init_mcr(struct drm_i915_private *dev_priv)
{
const struct sseu_dev_info *sseu = &(INTEL_INFO(dev_priv)->sseu);
- u32 mcr;
+ struct i915_wa_list *wal = &dev_priv->gt_wa_list;
u32 mcr_slice_subslice_mask;
/*
@@ -770,8 +799,6 @@ static void wa_init_mcr(struct drm_i915_private *dev_priv)
WARN_ON((enabled_mask & disabled_mask) != enabled_mask);
}
- mcr = I915_READ(GEN8_MCR_SELECTOR);
-
if (INTEL_GEN(dev_priv) >= 11)
mcr_slice_subslice_mask = GEN11_MCR_SLICE_MASK |
GEN11_MCR_SUBSLICE_MASK;
@@ -789,148 +816,170 @@ static void wa_init_mcr(struct drm_i915_private *dev_priv)
* occasions, such as INSTDONE, where this value is dependent
* on s/ss combo, the read should be done with read_subslice_reg.
*/
- mcr &= ~mcr_slice_subslice_mask;
- mcr |= intel_calculate_mcr_s_ss_select(dev_priv);
- I915_WRITE(GEN8_MCR_SELECTOR, mcr);
+ wa_write_masked_or(wal,
+ GEN8_MCR_SELECTOR,
+ mcr_slice_subslice_mask,
+ intel_calculate_mcr_s_ss_select(dev_priv));
}
-static void cnl_gt_workarounds_apply(struct drm_i915_private *dev_priv)
+static void cnl_gt_workarounds_init(struct drm_i915_private *i915)
{
- wa_init_mcr(dev_priv);
+ struct i915_wa_list *wal = &i915->gt_wa_list;
+
+ wa_init_mcr(i915);
/* WaDisableI2mCycleOnWRPort:cnl (pre-prod) */
- if (IS_CNL_REVID(dev_priv, CNL_REVID_B0, CNL_REVID_B0))
- I915_WRITE(GAMT_CHKN_BIT_REG,
- I915_READ(GAMT_CHKN_BIT_REG) |
- GAMT_CHKN_DISABLE_I2M_CYCLE_ON_WR_PORT);
+ if (IS_CNL_REVID(i915, CNL_REVID_B0, CNL_REVID_B0))
+ wa_write_or(wal,
+ GAMT_CHKN_BIT_REG,
+ GAMT_CHKN_DISABLE_I2M_CYCLE_ON_WR_PORT);
/* WaInPlaceDecompressionHang:cnl */
- I915_WRITE(GEN9_GAMT_ECO_REG_RW_IA,
- I915_READ(GEN9_GAMT_ECO_REG_RW_IA) |
- GAMT_ECO_ENABLE_IN_PLACE_DECOMPRESS);
-
- /* WaEnablePreemptionGranularityControlByUMD:cnl */
- I915_WRITE(GEN7_FF_SLICE_CS_CHICKEN1,
- _MASKED_BIT_ENABLE(GEN9_FFSC_PERCTX_PREEMPT_CTRL));
+ wa_write_or(wal,
+ GEN9_GAMT_ECO_REG_RW_IA,
+ GAMT_ECO_ENABLE_IN_PLACE_DECOMPRESS);
}
-static void icl_gt_workarounds_apply(struct drm_i915_private *dev_priv)
+static void icl_gt_workarounds_init(struct drm_i915_private *i915)
{
- wa_init_mcr(dev_priv);
+ struct i915_wa_list *wal = &i915->gt_wa_list;
- /* This is not an Wa. Enable for better image quality */
- I915_WRITE(_3D_CHICKEN3,
- _MASKED_BIT_ENABLE(_3D_CHICKEN3_AA_LINE_QUALITY_FIX_ENABLE));
+ wa_init_mcr(i915);
/* WaInPlaceDecompressionHang:icl */
- I915_WRITE(GEN9_GAMT_ECO_REG_RW_IA, I915_READ(GEN9_GAMT_ECO_REG_RW_IA) |
- GAMT_ECO_ENABLE_IN_PLACE_DECOMPRESS);
-
- /* WaPipelineFlushCoherentLines:icl */
- I915_WRITE(GEN8_L3SQCREG4, I915_READ(GEN8_L3SQCREG4) |
- GEN8_LQSC_FLUSH_COHERENT_LINES);
-
- /* Wa_1405543622:icl
- * Formerly known as WaGAPZPriorityScheme
- */
- I915_WRITE(GEN8_GARBCNTL, I915_READ(GEN8_GARBCNTL) |
- GEN11_ARBITRATION_PRIO_ORDER_MASK);
-
- /* Wa_1604223664:icl
- * Formerly known as WaL3BankAddressHashing
- */
- I915_WRITE(GEN8_GARBCNTL,
- (I915_READ(GEN8_GARBCNTL) & ~GEN11_HASH_CTRL_EXCL_MASK) |
- GEN11_HASH_CTRL_EXCL_BIT0);
- I915_WRITE(GEN11_GLBLINVL,
- (I915_READ(GEN11_GLBLINVL) & ~GEN11_BANK_HASH_ADDR_EXCL_MASK) |
- GEN11_BANK_HASH_ADDR_EXCL_BIT0);
+ wa_write_or(wal,
+ GEN9_GAMT_ECO_REG_RW_IA,
+ GAMT_ECO_ENABLE_IN_PLACE_DECOMPRESS);
/* WaModifyGamTlbPartitioning:icl */
- I915_WRITE(GEN11_GACB_PERF_CTRL,
- (I915_READ(GEN11_GACB_PERF_CTRL) & ~GEN11_HASH_CTRL_MASK) |
- GEN11_HASH_CTRL_BIT0 | GEN11_HASH_CTRL_BIT4);
-
- /* Wa_1405733216:icl
- * Formerly known as WaDisableCleanEvicts
- */
- I915_WRITE(GEN8_L3SQCREG4, I915_READ(GEN8_L3SQCREG4) |
- GEN11_LQSC_CLEAN_EVICT_DISABLE);
+ wa_write_masked_or(wal,
+ GEN11_GACB_PERF_CTRL,
+ GEN11_HASH_CTRL_MASK,
+ GEN11_HASH_CTRL_BIT0 | GEN11_HASH_CTRL_BIT4);
/* Wa_1405766107:icl
* Formerly known as WaCL2SFHalfMaxAlloc
*/
- I915_WRITE(GEN11_LSN_UNSLCVC, I915_READ(GEN11_LSN_UNSLCVC) |
- GEN11_LSN_UNSLCVC_GAFS_HALF_SF_MAXALLOC |
- GEN11_LSN_UNSLCVC_GAFS_HALF_CL2_MAXALLOC);
+ wa_write_or(wal,
+ GEN11_LSN_UNSLCVC,
+ GEN11_LSN_UNSLCVC_GAFS_HALF_SF_MAXALLOC |
+ GEN11_LSN_UNSLCVC_GAFS_HALF_CL2_MAXALLOC);
/* Wa_220166154:icl
* Formerly known as WaDisCtxReload
*/
- I915_WRITE(GAMW_ECO_DEV_RW_IA_REG, I915_READ(GAMW_ECO_DEV_RW_IA_REG) |
- GAMW_ECO_DEV_CTX_RELOAD_DISABLE);
+ wa_write_or(wal,
+ GEN8_GAMW_ECO_DEV_RW_IA,
+ GAMW_ECO_DEV_CTX_RELOAD_DISABLE);
/* Wa_1405779004:icl (pre-prod) */
- if (IS_ICL_REVID(dev_priv, ICL_REVID_A0, ICL_REVID_A0))
- I915_WRITE(SLICE_UNIT_LEVEL_CLKGATE,
- I915_READ(SLICE_UNIT_LEVEL_CLKGATE) |
- MSCUNIT_CLKGATE_DIS);
+ if (IS_ICL_REVID(i915, ICL_REVID_A0, ICL_REVID_A0))
+ wa_write_or(wal,
+ SLICE_UNIT_LEVEL_CLKGATE,
+ MSCUNIT_CLKGATE_DIS);
/* Wa_1406680159:icl */
- I915_WRITE(SUBSLICE_UNIT_LEVEL_CLKGATE,
- I915_READ(SUBSLICE_UNIT_LEVEL_CLKGATE) |
- GWUNIT_CLKGATE_DIS);
-
- /* Wa_1604302699:icl */
- I915_WRITE(GEN10_L3_CHICKEN_MODE_REGISTER,
- I915_READ(GEN10_L3_CHICKEN_MODE_REGISTER) |
- GEN11_I2M_WRITE_DISABLE);
+ wa_write_or(wal,
+ SUBSLICE_UNIT_LEVEL_CLKGATE,
+ GWUNIT_CLKGATE_DIS);
/* Wa_1406838659:icl (pre-prod) */
- if (IS_ICL_REVID(dev_priv, ICL_REVID_A0, ICL_REVID_B0))
- I915_WRITE(INF_UNIT_LEVEL_CLKGATE,
- I915_READ(INF_UNIT_LEVEL_CLKGATE) |
- CGPSF_CLKGATE_DIS);
-
- /* WaForwardProgressSoftReset:icl */
- I915_WRITE(GEN10_SCRATCH_LNCF2,
- I915_READ(GEN10_SCRATCH_LNCF2) |
- PMFLUSHDONE_LNICRSDROP |
- PMFLUSH_GAPL3UNBLOCK |
- PMFLUSHDONE_LNEBLK);
+ if (IS_ICL_REVID(i915, ICL_REVID_A0, ICL_REVID_B0))
+ wa_write_or(wal,
+ INF_UNIT_LEVEL_CLKGATE,
+ CGPSF_CLKGATE_DIS);
/* Wa_1406463099:icl
* Formerly known as WaGamTlbPendError
*/
- I915_WRITE(GAMT_CHKN_BIT_REG,
- I915_READ(GAMT_CHKN_BIT_REG) |
- GAMT_CHKN_DISABLE_L3_COH_PIPE);
+ wa_write_or(wal,
+ GAMT_CHKN_BIT_REG,
+ GAMT_CHKN_DISABLE_L3_COH_PIPE);
}
-void intel_gt_workarounds_apply(struct drm_i915_private *dev_priv)
+void intel_gt_init_workarounds(struct drm_i915_private *i915)
{
- if (INTEL_GEN(dev_priv) < 8)
+ struct i915_wa_list *wal = &i915->gt_wa_list;
+
+ wa_init_start(wal, "GT");
+
+ if (INTEL_GEN(i915) < 8)
return;
- else if (IS_BROADWELL(dev_priv))
- bdw_gt_workarounds_apply(dev_priv);
- else if (IS_CHERRYVIEW(dev_priv))
- chv_gt_workarounds_apply(dev_priv);
- else if (IS_SKYLAKE(dev_priv))
- skl_gt_workarounds_apply(dev_priv);
- else if (IS_BROXTON(dev_priv))
- bxt_gt_workarounds_apply(dev_priv);
- else if (IS_KABYLAKE(dev_priv))
- kbl_gt_workarounds_apply(dev_priv);
- else if (IS_GEMINILAKE(dev_priv))
- glk_gt_workarounds_apply(dev_priv);
- else if (IS_COFFEELAKE(dev_priv))
- cfl_gt_workarounds_apply(dev_priv);
- else if (IS_CANNONLAKE(dev_priv))
- cnl_gt_workarounds_apply(dev_priv);
- else if (IS_ICELAKE(dev_priv))
- icl_gt_workarounds_apply(dev_priv);
+ else if (IS_BROADWELL(i915))
+ return;
+ else if (IS_CHERRYVIEW(i915))
+ return;
+ else if (IS_SKYLAKE(i915))
+ skl_gt_workarounds_init(i915);
+ else if (IS_BROXTON(i915))
+ bxt_gt_workarounds_init(i915);
+ else if (IS_KABYLAKE(i915))
+ kbl_gt_workarounds_init(i915);
+ else if (IS_GEMINILAKE(i915))
+ glk_gt_workarounds_init(i915);
+ else if (IS_COFFEELAKE(i915))
+ cfl_gt_workarounds_init(i915);
+ else if (IS_CANNONLAKE(i915))
+ cnl_gt_workarounds_init(i915);
+ else if (IS_ICELAKE(i915))
+ icl_gt_workarounds_init(i915);
else
- MISSING_CASE(INTEL_GEN(dev_priv));
+ MISSING_CASE(INTEL_GEN(i915));
+
+ wa_init_finish(wal);
+}
+
+static enum forcewake_domains
+wal_get_fw_for_rmw(struct drm_i915_private *dev_priv,
+ const struct i915_wa_list *wal)
+{
+ enum forcewake_domains fw = 0;
+ struct i915_wa *wa;
+ unsigned int i;
+
+ for (i = 0, wa = wal->list; i < wal->count; i++, wa++)
+ fw |= intel_uncore_forcewake_for_reg(dev_priv,
+ wa->reg,
+ FW_REG_READ |
+ FW_REG_WRITE);
+
+ return fw;
+}
+
+static void
+wa_list_apply(struct drm_i915_private *dev_priv, const struct i915_wa_list *wal)
+{
+ enum forcewake_domains fw;
+ unsigned long flags;
+ struct i915_wa *wa;
+ unsigned int i;
+
+ if (!wal->count)
+ return;
+
+ fw = wal_get_fw_for_rmw(dev_priv, wal);
+
+ spin_lock_irqsave(&dev_priv->uncore.lock, flags);
+ intel_uncore_forcewake_get__locked(dev_priv, fw);
+
+ for (i = 0, wa = wal->list; i < wal->count; i++, wa++) {
+ u32 val = I915_READ_FW(wa->reg);
+
+ val &= ~wa->mask;
+ val |= wa->val;
+
+ I915_WRITE_FW(wa->reg, val);
+ }
+
+ intel_uncore_forcewake_put__locked(dev_priv, fw);
+ spin_unlock_irqrestore(&dev_priv->uncore.lock, flags);
+
+ DRM_DEBUG_DRIVER("Applied %u %s workarounds\n", wal->count, wal->name);
+}
+
+void intel_gt_apply_workarounds(struct drm_i915_private *dev_priv)
+{
+ wa_list_apply(dev_priv, &dev_priv->gt_wa_list);
}
struct whitelist {
@@ -1077,6 +1126,146 @@ void intel_whitelist_workarounds_apply(struct intel_engine_cs *engine)
whitelist_apply(engine, whitelist_build(engine, &w));
}
+static void rcs_engine_wa_init(struct intel_engine_cs *engine)
+{
+ struct drm_i915_private *i915 = engine->i915;
+ struct i915_wa_list *wal = &engine->wa_list;
+
+ if (IS_ICELAKE(i915)) {
+ /* This is not an Wa. Enable for better image quality */
+ wa_masked_en(wal,
+ _3D_CHICKEN3,
+ _3D_CHICKEN3_AA_LINE_QUALITY_FIX_ENABLE);
+
+ /* WaPipelineFlushCoherentLines:icl */
+ wa_write_or(wal,
+ GEN8_L3SQCREG4,
+ GEN8_LQSC_FLUSH_COHERENT_LINES);
+
+ /*
+ * Wa_1405543622:icl
+ * Formerly known as WaGAPZPriorityScheme
+ */
+ wa_write_or(wal,
+ GEN8_GARBCNTL,
+ GEN11_ARBITRATION_PRIO_ORDER_MASK);
+
+ /*
+ * Wa_1604223664:icl
+ * Formerly known as WaL3BankAddressHashing
+ */
+ wa_write_masked_or(wal,
+ GEN8_GARBCNTL,
+ GEN11_HASH_CTRL_EXCL_MASK,
+ GEN11_HASH_CTRL_EXCL_BIT0);
+ wa_write_masked_or(wal,
+ GEN11_GLBLINVL,
+ GEN11_BANK_HASH_ADDR_EXCL_MASK,
+ GEN11_BANK_HASH_ADDR_EXCL_BIT0);
+
+ /*
+ * Wa_1405733216:icl
+ * Formerly known as WaDisableCleanEvicts
+ */
+ wa_write_or(wal,
+ GEN8_L3SQCREG4,
+ GEN11_LQSC_CLEAN_EVICT_DISABLE);
+
+ /* Wa_1604302699:icl */
+ wa_write_or(wal,
+ GEN10_L3_CHICKEN_MODE_REGISTER,
+ GEN11_I2M_WRITE_DISABLE);
+
+ /* WaForwardProgressSoftReset:icl */
+ wa_write_or(wal,
+ GEN10_SCRATCH_LNCF2,
+ PMFLUSHDONE_LNICRSDROP |
+ PMFLUSH_GAPL3UNBLOCK |
+ PMFLUSHDONE_LNEBLK);
+ }
+
+ if (IS_GEN9(i915) || IS_CANNONLAKE(i915)) {
+ /* WaEnablePreemptionGranularityControlByUMD:skl,bxt,kbl,cfl,cnl */
+ wa_masked_en(wal,
+ GEN7_FF_SLICE_CS_CHICKEN1,
+ GEN9_FFSC_PERCTX_PREEMPT_CTRL);
+ }
+
+ if (IS_SKYLAKE(i915) || IS_KABYLAKE(i915) || IS_COFFEELAKE(i915)) {
+ /* WaEnableGapsTsvCreditFix:skl,kbl,cfl */
+ wa_write_or(wal,
+ GEN8_GARBCNTL,
+ GEN9_GAPS_TSV_CREDIT_DISABLE);
+ }
+
+ if (IS_BROXTON(i915)) {
+ /* WaDisablePooledEuLoadBalancingFix:bxt */
+ wa_masked_en(wal,
+ FF_SLICE_CS_CHICKEN2,
+ GEN9_POOLED_EU_LOAD_BALANCING_FIX_DISABLE);
+ }
+
+ if (IS_GEN9(i915)) {
+ /* WaContextSwitchWithConcurrentTLBInvalidate:skl,bxt,kbl,glk,cfl */
+ wa_masked_en(wal,
+ GEN9_CSFE_CHICKEN1_RCS,
+ GEN9_PREEMPT_GPGPU_SYNC_SWITCH_DISABLE);
+
+ /* WaEnableLbsSlaRetryTimerDecrement:skl,bxt,kbl,glk,cfl */
+ wa_write_or(wal,
+ BDW_SCRATCH1,
+ GEN9_LBS_SLA_RETRY_TIMER_DECREMENT_ENABLE);
+
+ /* WaProgramL3SqcReg1DefaultForPerf:bxt,glk */
+ if (IS_GEN9_LP(i915))
+ wa_write_masked_or(wal,
+ GEN8_L3SQCREG1,
+ L3_PRIO_CREDITS_MASK,
+ L3_GENERAL_PRIO_CREDITS(62) |
+ L3_HIGH_PRIO_CREDITS(2));
+
+ /* WaOCLCoherentLineFlush:skl,bxt,kbl,cfl */
+ wa_write_or(wal,
+ GEN8_L3SQCREG4,
+ GEN8_LQSC_FLUSH_COHERENT_LINES);
+ }
+}
+
+static void xcs_engine_wa_init(struct intel_engine_cs *engine)
+{
+ struct drm_i915_private *i915 = engine->i915;
+ struct i915_wa_list *wal = &engine->wa_list;
+
+ /* WaKBLVECSSemaphoreWaitPoll:kbl */
+ if (IS_KBL_REVID(i915, KBL_REVID_A0, KBL_REVID_E0)) {
+ wa_write(wal,
+ RING_SEMA_WAIT_POLL(engine->mmio_base),
+ 1);
+ }
+}
+
+void intel_engine_init_workarounds(struct intel_engine_cs *engine)
+{
+ struct i915_wa_list *wal = &engine->wa_list;
+
+ if (GEM_WARN_ON(INTEL_GEN(engine->i915) < 8))
+ return;
+
+ wa_init_start(wal, engine->name);
+
+ if (engine->id == RCS)
+ rcs_engine_wa_init(engine);
+ else
+ xcs_engine_wa_init(engine);
+
+ wa_init_finish(wal);
+}
+
+void intel_engine_apply_workarounds(struct intel_engine_cs *engine)
+{
+ wa_list_apply(engine->i915, &engine->wa_list);
+}
+
#if IS_ENABLED(CONFIG_DRM_I915_SELFTEST)
#include "selftests/intel_workarounds.c"
#endif
diff --git a/drivers/gpu/drm/i915/intel_workarounds.h b/drivers/gpu/drm/i915/intel_workarounds.h
index b11d0623e626..979695a53964 100644
--- a/drivers/gpu/drm/i915/intel_workarounds.h
+++ b/drivers/gpu/drm/i915/intel_workarounds.h
@@ -7,11 +7,35 @@
#ifndef _I915_WORKAROUNDS_H_
#define _I915_WORKAROUNDS_H_
+#include <linux/slab.h>
+
+struct i915_wa {
+ i915_reg_t reg;
+ u32 mask;
+ u32 val;
+};
+
+struct i915_wa_list {
+ const char *name;
+ struct i915_wa *list;
+ unsigned int count;
+};
+
+static inline void intel_wa_list_free(struct i915_wa_list *wal)
+{
+ kfree(wal->list);
+ memset(wal, 0, sizeof(*wal));
+}
+
int intel_ctx_workarounds_init(struct drm_i915_private *dev_priv);
int intel_ctx_workarounds_emit(struct i915_request *rq);
-void intel_gt_workarounds_apply(struct drm_i915_private *dev_priv);
+void intel_gt_init_workarounds(struct drm_i915_private *dev_priv);
+void intel_gt_apply_workarounds(struct drm_i915_private *dev_priv);
void intel_whitelist_workarounds_apply(struct intel_engine_cs *engine);
+void intel_engine_init_workarounds(struct intel_engine_cs *engine);
+void intel_engine_apply_workarounds(struct intel_engine_cs *engine);
+
#endif
diff --git a/drivers/gpu/drm/i915/selftests/huge_pages.c b/drivers/gpu/drm/i915/selftests/huge_pages.c
index 8d03f64eabd7..5c22f2c8d4cf 100644
--- a/drivers/gpu/drm/i915/selftests/huge_pages.c
+++ b/drivers/gpu/drm/i915/selftests/huge_pages.c
@@ -551,7 +551,7 @@ static int igt_mock_ppgtt_misaligned_dma(void *arg)
err = igt_check_page_sizes(vma);
if (vma->page_sizes.gtt != I915_GTT_PAGE_SIZE_4K) {
- pr_err("page_sizes.gtt=%u, expected %lu\n",
+ pr_err("page_sizes.gtt=%u, expected %llu\n",
vma->page_sizes.gtt, I915_GTT_PAGE_SIZE_4K);
err = -EINVAL;
}
diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
index 8e2e269db97e..127d81513671 100644
--- a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
@@ -1337,7 +1337,7 @@ static int igt_gtt_reserve(void *arg)
GEM_BUG_ON(!drm_mm_node_allocated(&vma->node));
if (vma->node.start != total ||
vma->node.size != 2*I915_GTT_PAGE_SIZE) {
- pr_err("i915_gem_gtt_reserve (pass 1) placement failed, found (%llx + %llx), expected (%llx + %lx)\n",
+ pr_err("i915_gem_gtt_reserve (pass 1) placement failed, found (%llx + %llx), expected (%llx + %llx)\n",
vma->node.start, vma->node.size,
total, 2*I915_GTT_PAGE_SIZE);
err = -EINVAL;
@@ -1386,7 +1386,7 @@ static int igt_gtt_reserve(void *arg)
GEM_BUG_ON(!drm_mm_node_allocated(&vma->node));
if (vma->node.start != total ||
vma->node.size != 2*I915_GTT_PAGE_SIZE) {
- pr_err("i915_gem_gtt_reserve (pass 2) placement failed, found (%llx + %llx), expected (%llx + %lx)\n",
+ pr_err("i915_gem_gtt_reserve (pass 2) placement failed, found (%llx + %llx), expected (%llx + %llx)\n",
vma->node.start, vma->node.size,
total, 2*I915_GTT_PAGE_SIZE);
err = -EINVAL;
@@ -1430,7 +1430,7 @@ static int igt_gtt_reserve(void *arg)
GEM_BUG_ON(!drm_mm_node_allocated(&vma->node));
if (vma->node.start != offset ||
vma->node.size != 2*I915_GTT_PAGE_SIZE) {
- pr_err("i915_gem_gtt_reserve (pass 3) placement failed, found (%llx + %llx), expected (%llx + %lx)\n",
+ pr_err("i915_gem_gtt_reserve (pass 3) placement failed, found (%llx + %llx), expected (%llx + %llx)\n",
vma->node.start, vma->node.size,
offset, 2*I915_GTT_PAGE_SIZE);
err = -EINVAL;