diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 4d156e65837f4ffe76c075b5c892d78335414609..db7fcf385cd8dfbe7b3c3af3990f1c4c1991b311 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -1294,17 +1294,12 @@ static int i915_gen6_forcewake_count_info(struct seq_file *m, void *data)
struct drm_device *dev = node->minor->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_uncore_forcewake_domain *fw_domain;
- const char *domain_names[] = {
- "render",
- "blitter",
- "media",
- };
int i;
spin_lock_irq(&dev_priv->uncore.lock);
for_each_fw_domain(fw_domain, dev_priv, i) {
seq_printf(m, "%s.wake_count = %u\n",
- domain_names[i],
+ intel_uncore_forcewake_domain_to_str(i),
fw_domain->wake_count);
}
spin_unlock_irq(&dev_priv->uncore.lock);
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index ac2082b022f3f5d09ff70a51dc35b82415abf19c..c5dae9603a99434750a22d4f2d318ece8bceb4a2 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -617,6 +617,12 @@ struct intel_uncore {
int id;
unsigned wake_count;
struct timer_list timer;
+ u32 reg_set;
+ u32 val_set;
+ u32 val_clear;
+ u32 reg_ack;
+ u32 reg_post;
+ u32 val_reset;
} fw_domain[FW_DOMAIN_ID_COUNT];
#define FORCEWAKE_RENDER (1 << FW_DOMAIN_ID_RENDER)
#define FORCEWAKE_BLITTER (1 << FW_DOMAIN_ID_BLITTER)
@@ -2557,6 +2563,7 @@ extern void intel_uncore_init(struct drm_device *dev);
extern void intel_uncore_check_errors(struct drm_device *dev);
extern void intel_uncore_fini(struct drm_device *dev);
extern void intel_uncore_forcewake_reset(struct drm_device *dev, bool restore);
+const char *intel_uncore_forcewake_domain_to_str(const int domain_id);
void
i915_enable_pipestat(struct drm_i915_private *dev_priv, enum pipe pipe,
diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c
index b35f3a9e6869a6cc50c172b96fe10a154117b67f..9991fdf24a7b867de97a8b62a7ff4c004e2ade8a 100644
--- a/drivers/gpu/drm/i915/intel_uncore.c
+++ b/drivers/gpu/drm/i915/intel_uncore.c
@@ -42,6 +42,26 @@
#define __raw_posting_read(dev_priv__, reg__) (void)__raw_i915_read32(dev_priv__, reg__)
+static const char * const forcewake_domain_names[] = {
+ "render",
+ "blitter",
+ "media",
+};
+
+const char *
+intel_uncore_forcewake_domain_to_str(const int id)
+{
+ BUILD_BUG_ON((sizeof(forcewake_domain_names)/sizeof(const char *)) !=
+ FW_DOMAIN_ID_COUNT);
+
+ if (id >= 0 && id < FW_DOMAIN_ID_COUNT)
+ return forcewake_domain_names[id];
+
+ WARN_ON(id);
+
+ return "unknown";
+}
+
static void
assert_device_not_suspended(struct drm_i915_private *dev_priv)
{
@@ -49,73 +69,125 @@ assert_device_not_suspended(struct drm_i915_private *dev_priv)
"Device suspended\n");
}
-static void __gen6_gt_wait_for_thread_c0(struct drm_i915_private *dev_priv)
+static inline void
+fw_domain_reset(const struct intel_uncore_forcewake_domain *d)
{
- /* w/a for a sporadic read returning 0 by waiting for the GT
- * thread to wake up.
- */
- if (wait_for_atomic_us((__raw_i915_read32(dev_priv, GEN6_GT_THREAD_STATUS_REG) &
- GEN6_GT_THREAD_STATUS_CORE_MASK) == 0, 500))
- DRM_ERROR("GT thread status wait timed out\n");
+ __raw_i915_write32(d->i915, d->reg_set, d->val_reset);
}
-static void __gen6_gt_force_wake_reset(struct drm_i915_private *dev_priv)
+static inline void
+fw_domain_arm_timer(struct intel_uncore_forcewake_domain *d)
{
- __raw_i915_write32(dev_priv, FORCEWAKE, 0);
- /* something from same cacheline, but !FORCEWAKE */
- __raw_posting_read(dev_priv, ECOBUS);
+ mod_timer_pinned(&d->timer, jiffies + 1);
}
-static void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv,
- int fw_engine)
+static inline void
+fw_domain_wait_ack_clear(const struct intel_uncore_forcewake_domain *d)
{
- if (wait_for_atomic((__raw_i915_read32(dev_priv, FORCEWAKE_ACK) & 1) == 0,
+ if (wait_for_atomic((__raw_i915_read32(d->i915, d->reg_ack) &
+ FORCEWAKE_KERNEL) == 0,
FORCEWAKE_ACK_TIMEOUT_MS))
- DRM_ERROR("Timed out waiting for forcewake old ack to clear.\n");
+ DRM_ERROR("%s: timed out waiting for forcewake ack to clear.\n",
+ intel_uncore_forcewake_domain_to_str(d->id));
+}
- __raw_i915_write32(dev_priv, FORCEWAKE, 1);
- /* something from same cacheline, but !FORCEWAKE */
- __raw_posting_read(dev_priv, ECOBUS);
+static inline void
+fw_domain_get(const struct intel_uncore_forcewake_domain *d)
+{
+ __raw_i915_write32(d->i915, d->reg_set, d->val_set);
+}
- if (wait_for_atomic((__raw_i915_read32(dev_priv, FORCEWAKE_ACK) & 1),
+static inline void
+fw_domain_wait_ack(const struct intel_uncore_forcewake_domain *d)
+{
+ if (wait_for_atomic((__raw_i915_read32(d->i915, d->reg_ack) &
+ FORCEWAKE_KERNEL),
FORCEWAKE_ACK_TIMEOUT_MS))
- DRM_ERROR("Timed out waiting for forcewake to ack request.\n");
+ DRM_ERROR("%s: timed out waiting for forcewake ack request.\n",
+ intel_uncore_forcewake_domain_to_str(d->id));
+}
- /* WaRsForcewakeWaitTC0:snb */
- __gen6_gt_wait_for_thread_c0(dev_priv);
+static inline void
+fw_domain_put(const struct intel_uncore_forcewake_domain *d)
+{
+ __raw_i915_write32(d->i915, d->reg_set, d->val_clear);
}
-static void __gen7_gt_force_wake_mt_reset(struct drm_i915_private *dev_priv)
+static inline void
+fw_domain_posting_read(const struct intel_uncore_forcewake_domain *d)
{
- __raw_i915_write32(dev_priv, FORCEWAKE_MT, _MASKED_BIT_DISABLE(0xffff));
- /* something from same cacheline, but !FORCEWAKE_MT */
- __raw_posting_read(dev_priv, ECOBUS);
+ /* something from same cacheline, but not from the set register */
+ if (d->reg_post)
+ __raw_posting_read(d->i915, d->reg_post);
}
-static void __gen7_gt_force_wake_mt_get(struct drm_i915_private *dev_priv,
- int fw_engine)
+static void
+fw_domains_get(struct drm_i915_private *dev_priv, int fw_domains)
{
- u32 forcewake_ack;
+ struct intel_uncore_forcewake_domain *d;
+ int id;
- if (IS_HASWELL(dev_priv->dev) || IS_BROADWELL(dev_priv->dev))
- forcewake_ack = FORCEWAKE_ACK_HSW;
- else
- forcewake_ack = FORCEWAKE_MT_ACK;
+ for_each_fw_domain_mask(d, fw_domains, dev_priv, id) {
+ fw_domain_wait_ack_clear(d);
+ fw_domain_get(d);
+ fw_domain_posting_read(d);
+ fw_domain_wait_ack(d);
+ }
+}
- if (wait_for_atomic((__raw_i915_read32(dev_priv, forcewake_ack) & FORCEWAKE_KERNEL) == 0,
- FORCEWAKE_ACK_TIMEOUT_MS))
- DRM_ERROR("Timed out waiting for forcewake old ack to clear.\n");
+static void
+fw_domains_put(struct drm_i915_private *dev_priv, int fw_domains)
+{
+ struct intel_uncore_forcewake_domain *d;
+ int id;
- __raw_i915_write32(dev_priv, FORCEWAKE_MT,
- _MASKED_BIT_ENABLE(FORCEWAKE_KERNEL));
- /* something from same cacheline, but !FORCEWAKE_MT */
- __raw_posting_read(dev_priv, ECOBUS);
+ for_each_fw_domain_mask(d, fw_domains, dev_priv, id) {
+ fw_domain_put(d);
+ fw_domain_posting_read(d);
+ }
+}
- if (wait_for_atomic((__raw_i915_read32(dev_priv, forcewake_ack) & FORCEWAKE_KERNEL),
- FORCEWAKE_ACK_TIMEOUT_MS))
- DRM_ERROR("Timed out waiting for forcewake to ack request.\n");
+static void
+fw_domains_posting_read(struct drm_i915_private *dev_priv)
+{
+ struct intel_uncore_forcewake_domain *d;
+ int id;
+
+ /* No need to do for all, just do for first found */
+ for_each_fw_domain(d, dev_priv, id) {
+ fw_domain_posting_read(d);
+ break;
+ }
+}
+
+static void
+fw_domains_reset(struct drm_i915_private *dev_priv, const unsigned fw_domains)
+{
+ struct intel_uncore_forcewake_domain *d;
+ int id;
+
+ for_each_fw_domain_mask(d, fw_domains, dev_priv, id)
+ fw_domain_reset(d);
+
+ fw_domains_posting_read(dev_priv);
+}
+
+static void __gen6_gt_wait_for_thread_c0(struct drm_i915_private *dev_priv)
+{
+ /* w/a for a sporadic read returning 0 by waiting for the GT
+ * thread to wake up.
+ */
+ if (wait_for_atomic_us((__raw_i915_read32(dev_priv, GEN6_GT_THREAD_STATUS_REG) &
+ GEN6_GT_THREAD_STATUS_CORE_MASK) == 0, 500))
+ DRM_ERROR("GT thread status wait timed out\n");
+}
+
+static void fw_domains_get_with_thread_status(struct drm_i915_private *dev_priv,
+ int fw_domains)
+{
+ fw_domains_get(dev_priv, fw_domains);
- /* WaRsForcewakeWaitTC0:ivb,hsw */
+ /* WaRsForcewakeWaitTC0:snb,ivb,hsw,bdw,vlv */
__gen6_gt_wait_for_thread_c0(dev_priv);
}
@@ -128,27 +200,13 @@ static void gen6_gt_check_fifodbg(struct drm_i915_private *dev_priv)
__raw_i915_write32(dev_priv, GTFIFODBG, gtfifodbg);
}
-static void __gen6_gt_force_wake_put(struct drm_i915_private *dev_priv,
- int fw_engine)
+static void fw_domains_put_with_fifo(struct drm_i915_private *dev_priv,
+ int fw_domains)
{
- __raw_i915_write32(dev_priv, FORCEWAKE, 0);
- /* something from same cacheline, but !FORCEWAKE */
- __raw_posting_read(dev_priv, ECOBUS);
+ fw_domains_put(dev_priv, fw_domains);
gen6_gt_check_fifodbg(dev_priv);
}
-static void __gen7_gt_force_wake_mt_put(struct drm_i915_private *dev_priv,
- int fw_engine)
-{
- __raw_i915_write32(dev_priv, FORCEWAKE_MT,
- _MASKED_BIT_DISABLE(FORCEWAKE_KERNEL));
- /* something from same cacheline, but !FORCEWAKE_MT */
- __raw_posting_read(dev_priv, ECOBUS);
-
- if (IS_GEN7(dev_priv->dev))
- gen6_gt_check_fifodbg(dev_priv);
-}
-
static int __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv)
{
int ret = 0;
@@ -176,165 +234,16 @@ static int __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv)
return ret;
}
-static void vlv_force_wake_reset(struct drm_i915_private *dev_priv)
-{
- __raw_i915_write32(dev_priv, FORCEWAKE_VLV,
- _MASKED_BIT_DISABLE(0xffff));
- __raw_i915_write32(dev_priv, FORCEWAKE_MEDIA_VLV,
- _MASKED_BIT_DISABLE(0xffff));
- /* something from same cacheline, but !FORCEWAKE_VLV */
- __raw_posting_read(dev_priv, FORCEWAKE_ACK_VLV);
-}
-
-static void __vlv_force_wake_get(struct drm_i915_private *dev_priv,
- int fw_engine)
-{
- /* Check for Render Engine */
- if (FORCEWAKE_RENDER & fw_engine) {
- if (wait_for_atomic((__raw_i915_read32(dev_priv,
- FORCEWAKE_ACK_VLV) &
- FORCEWAKE_KERNEL) == 0,
- FORCEWAKE_ACK_TIMEOUT_MS))
- DRM_ERROR("Timed out: Render forcewake old ack to clear.\n");
-
- __raw_i915_write32(dev_priv, FORCEWAKE_VLV,
- _MASKED_BIT_ENABLE(FORCEWAKE_KERNEL));
-
- if (wait_for_atomic((__raw_i915_read32(dev_priv,
- FORCEWAKE_ACK_VLV) &
- FORCEWAKE_KERNEL),
- FORCEWAKE_ACK_TIMEOUT_MS))
- DRM_ERROR("Timed out: waiting for Render to ack.\n");
- }
-
- /* Check for Media Engine */
- if (FORCEWAKE_MEDIA & fw_engine) {
- if (wait_for_atomic((__raw_i915_read32(dev_priv,
- FORCEWAKE_ACK_MEDIA_VLV) &
- FORCEWAKE_KERNEL) == 0,
- FORCEWAKE_ACK_TIMEOUT_MS))
- DRM_ERROR("Timed out: Media forcewake old ack to clear.\n");
-
- __raw_i915_write32(dev_priv, FORCEWAKE_MEDIA_VLV,
- _MASKED_BIT_ENABLE(FORCEWAKE_KERNEL));
-
- if (wait_for_atomic((__raw_i915_read32(dev_priv,
- FORCEWAKE_ACK_MEDIA_VLV) &
- FORCEWAKE_KERNEL),
- FORCEWAKE_ACK_TIMEOUT_MS))
- DRM_ERROR("Timed out: waiting for media to ack.\n");
- }
-}
-
static void __vlv_force_wake_put(struct drm_i915_private *dev_priv,
int fw_engine)
{
- /* Check for Render Engine */
- if (FORCEWAKE_RENDER & fw_engine)
- __raw_i915_write32(dev_priv, FORCEWAKE_VLV,
- _MASKED_BIT_DISABLE(FORCEWAKE_KERNEL));
-
+ fw_domains_put(dev_priv, fw_engine);
+ fw_domains_posting_read(dev_priv);
- /* Check for Media Engine */
- if (FORCEWAKE_MEDIA & fw_engine)
- __raw_i915_write32(dev_priv, FORCEWAKE_MEDIA_VLV,
- _MASKED_BIT_DISABLE(FORCEWAKE_KERNEL));
-
- /* something from same cacheline, but !FORCEWAKE_VLV */
- __raw_posting_read(dev_priv, FORCEWAKE_ACK_VLV);
if (!IS_CHERRYVIEW(dev_priv->dev))
gen6_gt_check_fifodbg(dev_priv);
}
-static void __gen9_gt_force_wake_mt_reset(struct drm_i915_private *dev_priv)
-{
- __raw_i915_write32(dev_priv, FORCEWAKE_RENDER_GEN9,
- _MASKED_BIT_DISABLE(0xffff));
-
- __raw_i915_write32(dev_priv, FORCEWAKE_MEDIA_GEN9,
- _MASKED_BIT_DISABLE(0xffff));
-
- __raw_i915_write32(dev_priv, FORCEWAKE_BLITTER_GEN9,
- _MASKED_BIT_DISABLE(0xffff));
-}
-
-static void
-__gen9_force_wake_get(struct drm_i915_private *dev_priv, int fw_engine)
-{
- /* Check for Render Engine */
- if (FORCEWAKE_RENDER & fw_engine) {
- if (wait_for_atomic((__raw_i915_read32(dev_priv,
- FORCEWAKE_ACK_RENDER_GEN9) &
- FORCEWAKE_KERNEL) == 0,
- FORCEWAKE_ACK_TIMEOUT_MS))
- DRM_ERROR("Timed out: Render forcewake old ack to clear.\n");
-
- __raw_i915_write32(dev_priv, FORCEWAKE_RENDER_GEN9,
- _MASKED_BIT_ENABLE(FORCEWAKE_KERNEL));
-
- if (wait_for_atomic((__raw_i915_read32(dev_priv,
- FORCEWAKE_ACK_RENDER_GEN9) &
- FORCEWAKE_KERNEL),
- FORCEWAKE_ACK_TIMEOUT_MS))
- DRM_ERROR("Timed out: waiting for Render to ack.\n");
- }
-
- /* Check for Media Engine */
- if (FORCEWAKE_MEDIA & fw_engine) {
- if (wait_for_atomic((__raw_i915_read32(dev_priv,
- FORCEWAKE_ACK_MEDIA_GEN9) &
- FORCEWAKE_KERNEL) == 0,
- FORCEWAKE_ACK_TIMEOUT_MS))
- DRM_ERROR("Timed out: Media forcewake old ack to clear.\n");
-
- __raw_i915_write32(dev_priv, FORCEWAKE_MEDIA_GEN9,
- _MASKED_BIT_ENABLE(FORCEWAKE_KERNEL));
-
- if (wait_for_atomic((__raw_i915_read32(dev_priv,
- FORCEWAKE_ACK_MEDIA_GEN9) &
- FORCEWAKE_KERNEL),
- FORCEWAKE_ACK_TIMEOUT_MS))
- DRM_ERROR("Timed out: waiting for Media to ack.\n");
- }
-
- /* Check for Blitter Engine */
- if (FORCEWAKE_BLITTER & fw_engine) {
- if (wait_for_atomic((__raw_i915_read32(dev_priv,
- FORCEWAKE_ACK_BLITTER_GEN9) &
- FORCEWAKE_KERNEL) == 0,
- FORCEWAKE_ACK_TIMEOUT_MS))
- DRM_ERROR("Timed out: Blitter forcewake old ack to clear.\n");
-
- __raw_i915_write32(dev_priv, FORCEWAKE_BLITTER_GEN9,
- _MASKED_BIT_ENABLE(FORCEWAKE_KERNEL));
-
- if (wait_for_atomic((__raw_i915_read32(dev_priv,
- FORCEWAKE_ACK_BLITTER_GEN9) &
- FORCEWAKE_KERNEL),
- FORCEWAKE_ACK_TIMEOUT_MS))
- DRM_ERROR("Timed out: waiting for Blitter to ack.\n");
- }
-}
-
-static void
-__gen9_force_wake_put(struct drm_i915_private *dev_priv, int fw_engine)
-{
- /* Check for Render Engine */
- if (FORCEWAKE_RENDER & fw_engine)
- __raw_i915_write32(dev_priv, FORCEWAKE_RENDER_GEN9,
- _MASKED_BIT_DISABLE(FORCEWAKE_KERNEL));
-
- /* Check for Media Engine */
- if (FORCEWAKE_MEDIA & fw_engine)
- __raw_i915_write32(dev_priv, FORCEWAKE_MEDIA_GEN9,
- _MASKED_BIT_DISABLE(FORCEWAKE_KERNEL));
-
- /* Check for Blitter Engine */
- if (FORCEWAKE_BLITTER & fw_engine)
- __raw_i915_write32(dev_priv, FORCEWAKE_BLITTER_GEN9,
- _MASKED_BIT_DISABLE(FORCEWAKE_KERNEL));
-}
-
static void gen6_force_wake_timer(unsigned long arg)
{
struct intel_uncore_forcewake_domain *domain = (void *)arg;
@@ -402,16 +311,7 @@ void intel_uncore_forcewake_reset(struct drm_device *dev, bool restore)
if (fw)
dev_priv->uncore.funcs.force_wake_put(dev_priv, fw);
- if (IS_VALLEYVIEW(dev))
- vlv_force_wake_reset(dev_priv);
- else if (IS_GEN6(dev) || IS_GEN7(dev))
- __gen6_gt_force_wake_reset(dev_priv);
-
- if (IS_IVYBRIDGE(dev) || IS_HASWELL(dev) || IS_BROADWELL(dev))
- __gen7_gt_force_wake_mt_reset(dev_priv);
-
- if (IS_GEN9(dev))
- __gen9_gt_force_wake_mt_reset(dev_priv);
+ fw_domains_reset(dev_priv, FORCEWAKE_ALL);
if (restore) { /* If reset with a user forcewake, try to restore */
if (fw)
@@ -526,7 +426,7 @@ void gen6_gt_force_wake_put(struct drm_i915_private *dev_priv,
continue;
domain->wake_count++;
- mod_timer_pinned(&domain->timer, jiffies + 1);
+ fw_domain_arm_timer(domain);
}
spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags);
@@ -535,12 +435,12 @@ void gen6_gt_force_wake_put(struct drm_i915_private *dev_priv,
void assert_force_wake_inactive(struct drm_i915_private *dev_priv)
{
struct intel_uncore_forcewake_domain *domain;
- int i;
+ int id;
if (!dev_priv->uncore.funcs.force_wake_get)
return;
- for_each_fw_domain(domain, dev_priv, i)
+ for_each_fw_domain(domain, dev_priv, id)
WARN_ON(domain->wake_count);
}
@@ -708,20 +608,20 @@ static inline void __force_wake_get(struct drm_i915_private *dev_priv,
unsigned fw_domains)
{
struct intel_uncore_forcewake_domain *domain;
- int i;
+ int id;
if (WARN_ON(!fw_domains))
return;
/* Ideally GCC would be constant-fold and eliminate this loop */
- for_each_fw_domain_mask(domain, fw_domains, dev_priv, i) {
+ for_each_fw_domain_mask(domain, fw_domains, dev_priv, id) {
if (domain->wake_count) {
- fw_domains &= ~(1 << i);
+ fw_domains &= ~(1 << id);
continue;
}
domain->wake_count++;
- mod_timer_pinned(&domain->timer, jiffies + 1);
+ fw_domain_arm_timer(domain);
}
if (fw_domains)
@@ -1037,27 +937,78 @@ do { \
dev_priv->uncore.funcs.mmio_readq = x##_read64; \
} while (0)
+
+static void fw_domain_init(struct drm_i915_private *dev_priv,
+ u32 domain_id, u32 reg_set, u32 reg_ack)
+{
+ struct intel_uncore_forcewake_domain *d;
+
+ if (WARN_ON(domain_id >= FW_DOMAIN_ID_COUNT))
+ return;
+
+ d = &dev_priv->uncore.fw_domain[domain_id];
+
+ WARN_ON(d->wake_count);
+
+ d->wake_count = 0;
+ d->reg_set = reg_set;
+ d->reg_ack = reg_ack;
+
+ if (IS_GEN6(dev_priv)) {
+ d->val_reset = 0;
+ d->val_set = FORCEWAKE_KERNEL;
+ d->val_clear = 0;
+ } else {
+ d->val_reset = _MASKED_BIT_DISABLE(0xffff);
+ d->val_set = _MASKED_BIT_ENABLE(FORCEWAKE_KERNEL);
+ d->val_clear = _MASKED_BIT_DISABLE(FORCEWAKE_KERNEL);
+ }
+
+ if (IS_VALLEYVIEW(dev_priv))
+ d->reg_post = FORCEWAKE_ACK_VLV;
+ else if (IS_GEN6(dev_priv) || IS_GEN7(dev_priv) || IS_GEN8(dev_priv))
+ d->reg_post = ECOBUS;
+ else
+ d->reg_post = 0;
+
+ d->i915 = dev_priv;
+ d->id = domain_id;
+
+ setup_timer(&d->timer, gen6_force_wake_timer, (unsigned long)d);
+
+ dev_priv->uncore.fw_domains |= (1 << domain_id);
+}
+
void intel_uncore_init(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
- struct intel_uncore_forcewake_domain *domain;
- int i;
__intel_uncore_early_sanitize(dev, false);
if (IS_GEN9(dev)) {
- dev_priv->uncore.funcs.force_wake_get = __gen9_force_wake_get;
- dev_priv->uncore.funcs.force_wake_put = __gen9_force_wake_put;
- dev_priv->uncore.fw_domains = FORCEWAKE_RENDER |
- FORCEWAKE_BLITTER | FORCEWAKE_MEDIA;
+ dev_priv->uncore.funcs.force_wake_get = fw_domains_get;
+ dev_priv->uncore.funcs.force_wake_put = fw_domains_put;
+ fw_domain_init(dev_priv, FW_DOMAIN_ID_RENDER,
+ FORCEWAKE_RENDER_GEN9,
+ FORCEWAKE_ACK_RENDER_GEN9);
+ fw_domain_init(dev_priv, FW_DOMAIN_ID_BLITTER,
+ FORCEWAKE_BLITTER_GEN9,
+ FORCEWAKE_ACK_BLITTER_GEN9);
+ fw_domain_init(dev_priv, FW_DOMAIN_ID_MEDIA,
+ FORCEWAKE_MEDIA_GEN9, FORCEWAKE_ACK_MEDIA_GEN9);
} else if (IS_VALLEYVIEW(dev)) {
- dev_priv->uncore.funcs.force_wake_get = __vlv_force_wake_get;
+ dev_priv->uncore.funcs.force_wake_get = fw_domains_get;
dev_priv->uncore.funcs.force_wake_put = __vlv_force_wake_put;
- dev_priv->uncore.fw_domains = FORCEWAKE_RENDER | FORCEWAKE_MEDIA;
+ fw_domain_init(dev_priv, FW_DOMAIN_ID_RENDER,
+ FORCEWAKE_VLV, FORCEWAKE_ACK_VLV);
+ fw_domain_init(dev_priv, FW_DOMAIN_ID_MEDIA,
+ FORCEWAKE_MEDIA_VLV, FORCEWAKE_ACK_MEDIA_VLV);
} else if (IS_HASWELL(dev) || IS_BROADWELL(dev)) {
- dev_priv->uncore.funcs.force_wake_get = __gen7_gt_force_wake_mt_get;
- dev_priv->uncore.funcs.force_wake_put = __gen7_gt_force_wake_mt_put;
- dev_priv->uncore.fw_domains = FORCEWAKE_RENDER;
+ dev_priv->uncore.funcs.force_wake_get =
+ fw_domains_get_with_thread_status;
+ dev_priv->uncore.funcs.force_wake_put = fw_domains_put;
+ fw_domain_init(dev_priv, FW_DOMAIN_ID_RENDER,
+ FORCEWAKE_MT, FORCEWAKE_ACK_HSW);
} else if (IS_IVYBRIDGE(dev)) {
u32 ecobus;
@@ -1070,40 +1021,32 @@ void intel_uncore_init(struct drm_device *dev)
* (correctly) interpreted by the test below as MT
* forcewake being disabled.
*/
+ dev_priv->uncore.funcs.force_wake_get =
+ fw_domains_get_with_thread_status;
+ dev_priv->uncore.funcs.force_wake_put =
+ fw_domains_put_with_fifo;
+
+ fw_domain_init(dev_priv, FW_DOMAIN_ID_RENDER,
+ FORCEWAKE_MT, FORCEWAKE_MT_ACK);
mutex_lock(&dev->struct_mutex);
- __gen7_gt_force_wake_mt_get(dev_priv, FORCEWAKE_ALL);
+ fw_domains_get_with_thread_status(dev_priv, FORCEWAKE_ALL);
ecobus = __raw_i915_read32(dev_priv, ECOBUS);
- __gen7_gt_force_wake_mt_put(dev_priv, FORCEWAKE_ALL);
+ fw_domains_put_with_fifo(dev_priv, FORCEWAKE_ALL);
mutex_unlock(&dev->struct_mutex);
- if (ecobus & FORCEWAKE_MT_ENABLE) {
- dev_priv->uncore.funcs.force_wake_get =
- __gen7_gt_force_wake_mt_get;
- dev_priv->uncore.funcs.force_wake_put =
- __gen7_gt_force_wake_mt_put;
- } else {
+ if (!(ecobus & FORCEWAKE_MT_ENABLE)) {
DRM_INFO("No MT forcewake available on Ivybridge, this can result in issues\n");
DRM_INFO("when using vblank-synced partial screen updates.\n");
- dev_priv->uncore.funcs.force_wake_get =
- __gen6_gt_force_wake_get;
- dev_priv->uncore.funcs.force_wake_put =
- __gen6_gt_force_wake_put;
+ fw_domain_init(dev_priv, FW_DOMAIN_ID_RENDER,
+ FORCEWAKE, FORCEWAKE_ACK);
}
- dev_priv->uncore.fw_domains = FORCEWAKE_RENDER;
} else if (IS_GEN6(dev)) {
dev_priv->uncore.funcs.force_wake_get =
- __gen6_gt_force_wake_get;
+ fw_domains_get_with_thread_status;
dev_priv->uncore.funcs.force_wake_put =
- __gen6_gt_force_wake_put;
- dev_priv->uncore.fw_domains = FORCEWAKE_RENDER;
- }
-
- for_each_fw_domain(domain, dev_priv, i) {
- domain->i915 = dev_priv;
- domain->id = i;
-
- setup_timer(&domain->timer, gen6_force_wake_timer,
- (unsigned long)domain);
+ fw_domains_put_with_fifo;
+ fw_domain_init(dev_priv, FW_DOMAIN_ID_RENDER,
+ FORCEWAKE, FORCEWAKE_ACK);
}
switch (INTEL_INFO(dev)->gen) {