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authorDave Airlie <airlied@redhat.com>2021-06-30 15:42:01 +1000
committerDave Airlie <airlied@redhat.com>2021-06-30 15:42:05 +1000
commit8a02ea42bc1d4c448caf1bab0e05899dad503f74 (patch)
tree3a2ce8d6306acaaf965c0bdc443e739cdb76834c
parent4bac159e595d22d9acffdc7a3e5dfee193155d0c (diff)
parentc90c4c6574f3feaf2203b5671db1907a1e15c653 (diff)
Merge tag 'drm-intel-next-fixes-2021-06-29' of git://anongit.freedesktop.org/drm/drm-intel into drm-nextdrm-next-2021-07-01
The biggest fix is the restoration of mmap ioctl for gen12 integrated parts which lack was breaking ADL-P with media stack. Besides that a small selftest fix and a theoretical overflow on i915->pipe_to_crtc_mapping. Signed-off-by: Dave Airlie <airlied@redhat.com> From: Rodrigo Vivi <rodrigo.vivi@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/YNtsfguvCRSROBUZ@intel.com
-rw-r--r--drivers/gpu/drm/i915/display/intel_display.c7
-rw-r--r--drivers/gpu/drm/i915/display/intel_display_types.h8
-rw-r--r--drivers/gpu/drm/i915/display/intel_vdsc.c40
-rw-r--r--drivers/gpu/drm/i915/display/intel_vdsc.h1
-rw-r--r--drivers/gpu/drm/i915/gem/i915_gem_mman.c7
-rw-r--r--drivers/gpu/drm/i915/gt/selftest_execlists.c55
6 files changed, 76 insertions, 42 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 362bff9beb5c..3bad4e00f7be 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -9618,7 +9618,6 @@ static int intel_atomic_check_bigjoiner(struct intel_atomic_state *state,
struct intel_crtc_state *old_crtc_state,
struct intel_crtc_state *new_crtc_state)
{
- struct drm_i915_private *dev_priv = to_i915(state->base.dev);
struct intel_crtc_state *slave_crtc_state, *master_crtc_state;
struct intel_crtc *slave, *master;
@@ -9634,15 +9633,15 @@ static int intel_atomic_check_bigjoiner(struct intel_atomic_state *state,
if (!new_crtc_state->bigjoiner)
return 0;
- if (1 + crtc->pipe >= INTEL_NUM_PIPES(dev_priv)) {
+ slave = intel_dsc_get_bigjoiner_secondary(crtc);
+ if (!slave) {
DRM_DEBUG_KMS("[CRTC:%d:%s] Big joiner configuration requires "
"CRTC + 1 to be used, doesn't exist\n",
crtc->base.base.id, crtc->base.name);
return -EINVAL;
}
- slave = new_crtc_state->bigjoiner_linked_crtc =
- intel_get_crtc_for_pipe(dev_priv, crtc->pipe + 1);
+ new_crtc_state->bigjoiner_linked_crtc = slave;
slave_crtc_state = intel_atomic_get_crtc_state(&state->base, slave);
master = crtc;
if (IS_ERR(slave_crtc_state))
diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h
index ee7cbdd7db87..04613864cbe8 100644
--- a/drivers/gpu/drm/i915/display/intel_display_types.h
+++ b/drivers/gpu/drm/i915/display/intel_display_types.h
@@ -1723,6 +1723,14 @@ vlv_pipe_to_channel(enum pipe pipe)
}
}
+static inline bool intel_pipe_valid(struct drm_i915_private *i915, enum pipe pipe)
+{
+ return (pipe >= 0 &&
+ pipe < ARRAY_SIZE(i915->pipe_to_crtc_mapping) &&
+ INTEL_INFO(i915)->pipe_mask & BIT(pipe) &&
+ i915->pipe_to_crtc_mapping[pipe]);
+}
+
static inline struct intel_crtc *
intel_get_first_crtc(struct drm_i915_private *dev_priv)
{
diff --git a/drivers/gpu/drm/i915/display/intel_vdsc.c b/drivers/gpu/drm/i915/display/intel_vdsc.c
index 7121b66bf96d..85749370508c 100644
--- a/drivers/gpu/drm/i915/display/intel_vdsc.c
+++ b/drivers/gpu/drm/i915/display/intel_vdsc.c
@@ -1106,6 +1106,27 @@ static i915_reg_t dss_ctl2_reg(const struct intel_crtc_state *crtc_state)
return is_pipe_dsc(crtc_state) ? ICL_PIPE_DSS_CTL2(pipe) : DSS_CTL2;
}
+static struct intel_crtc *
+_get_crtc_for_pipe(struct drm_i915_private *i915, enum pipe pipe)
+{
+ if (!intel_pipe_valid(i915, pipe))
+ return NULL;
+
+ return intel_get_crtc_for_pipe(i915, pipe);
+}
+
+struct intel_crtc *
+intel_dsc_get_bigjoiner_secondary(const struct intel_crtc *primary_crtc)
+{
+ return _get_crtc_for_pipe(to_i915(primary_crtc->base.dev), primary_crtc->pipe + 1);
+}
+
+static struct intel_crtc *
+intel_dsc_get_bigjoiner_primary(const struct intel_crtc *secondary_crtc)
+{
+ return _get_crtc_for_pipe(to_i915(secondary_crtc->base.dev), secondary_crtc->pipe - 1);
+}
+
void intel_uncompressed_joiner_enable(const struct intel_crtc_state *crtc_state)
{
struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
@@ -1178,15 +1199,13 @@ void intel_uncompressed_joiner_get_config(struct intel_crtc_state *crtc_state)
dss_ctl1 = intel_de_read(dev_priv, dss_ctl1_reg(crtc_state));
if (dss_ctl1 & UNCOMPRESSED_JOINER_MASTER) {
crtc_state->bigjoiner = true;
- if (!WARN_ON(INTEL_NUM_PIPES(dev_priv) == crtc->pipe + 1))
- crtc_state->bigjoiner_linked_crtc =
- intel_get_crtc_for_pipe(dev_priv, crtc->pipe + 1);
+ crtc_state->bigjoiner_linked_crtc = intel_dsc_get_bigjoiner_secondary(crtc);
+ drm_WARN_ON(&dev_priv->drm, !crtc_state->bigjoiner_linked_crtc);
} else if (dss_ctl1 & UNCOMPRESSED_JOINER_SLAVE) {
crtc_state->bigjoiner = true;
crtc_state->bigjoiner_slave = true;
- if (!WARN_ON(crtc->pipe == PIPE_A))
- crtc_state->bigjoiner_linked_crtc =
- intel_get_crtc_for_pipe(dev_priv, crtc->pipe - 1);
+ crtc_state->bigjoiner_linked_crtc = intel_dsc_get_bigjoiner_primary(crtc);
+ drm_WARN_ON(&dev_priv->drm, !crtc_state->bigjoiner_linked_crtc);
}
}
@@ -1224,14 +1243,11 @@ void intel_dsc_get_config(struct intel_crtc_state *crtc_state)
if (!(dss_ctl1 & MASTER_BIG_JOINER_ENABLE)) {
crtc_state->bigjoiner_slave = true;
- if (!WARN_ON(crtc->pipe == PIPE_A))
- crtc_state->bigjoiner_linked_crtc =
- intel_get_crtc_for_pipe(dev_priv, crtc->pipe - 1);
+ crtc_state->bigjoiner_linked_crtc = intel_dsc_get_bigjoiner_primary(crtc);
} else {
- if (!WARN_ON(INTEL_NUM_PIPES(dev_priv) == crtc->pipe + 1))
- crtc_state->bigjoiner_linked_crtc =
- intel_get_crtc_for_pipe(dev_priv, crtc->pipe + 1);
+ crtc_state->bigjoiner_linked_crtc = intel_dsc_get_bigjoiner_secondary(crtc);
}
+ drm_WARN_ON(&dev_priv->drm, !crtc_state->bigjoiner_linked_crtc);
}
/* FIXME: add more state readout as needed */
diff --git a/drivers/gpu/drm/i915/display/intel_vdsc.h b/drivers/gpu/drm/i915/display/intel_vdsc.h
index fe4d45561253..dfb1fd38deb4 100644
--- a/drivers/gpu/drm/i915/display/intel_vdsc.h
+++ b/drivers/gpu/drm/i915/display/intel_vdsc.h
@@ -22,5 +22,6 @@ void intel_uncompressed_joiner_get_config(struct intel_crtc_state *crtc_state);
void intel_dsc_get_config(struct intel_crtc_state *crtc_state);
enum intel_display_power_domain
intel_dsc_power_domain(const struct intel_crtc_state *crtc_state);
+struct intel_crtc *intel_dsc_get_bigjoiner_secondary(const struct intel_crtc *primary_crtc);
#endif /* __INTEL_VDSC_H__ */
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_mman.c b/drivers/gpu/drm/i915/gem/i915_gem_mman.c
index ee0bf8811388..215326764606 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_mman.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_mman.c
@@ -61,10 +61,11 @@ i915_gem_mmap_ioctl(struct drm_device *dev, void *data,
struct drm_i915_gem_object *obj;
unsigned long addr;
- /* mmap ioctl is disallowed for all platforms after TGL-LP. This also
- * covers all platforms with local memory.
+ /*
+ * mmap ioctl is disallowed for all discrete platforms,
+ * and for all platforms with GRAPHICS_VER > 12.
*/
- if (GRAPHICS_VER(i915) >= 12 && !IS_TIGERLAKE(i915))
+ if (IS_DGFX(i915) || GRAPHICS_VER(i915) > 12)
return -EOPNOTSUPP;
if (args->flags & ~(I915_MMAP_WC))
diff --git a/drivers/gpu/drm/i915/gt/selftest_execlists.c b/drivers/gpu/drm/i915/gt/selftest_execlists.c
index ea2203af0764..1c8108d30b85 100644
--- a/drivers/gpu/drm/i915/gt/selftest_execlists.c
+++ b/drivers/gpu/drm/i915/gt/selftest_execlists.c
@@ -551,6 +551,32 @@ static int live_pin_rewind(void *arg)
return err;
}
+static int engine_lock_reset_tasklet(struct intel_engine_cs *engine)
+{
+ tasklet_disable(&engine->execlists.tasklet);
+ local_bh_disable();
+
+ if (test_and_set_bit(I915_RESET_ENGINE + engine->id,
+ &engine->gt->reset.flags)) {
+ local_bh_enable();
+ tasklet_enable(&engine->execlists.tasklet);
+
+ intel_gt_set_wedged(engine->gt);
+ return -EBUSY;
+ }
+
+ return 0;
+}
+
+static void engine_unlock_reset_tasklet(struct intel_engine_cs *engine)
+{
+ clear_and_wake_up_bit(I915_RESET_ENGINE + engine->id,
+ &engine->gt->reset.flags);
+
+ local_bh_enable();
+ tasklet_enable(&engine->execlists.tasklet);
+}
+
static int live_hold_reset(void *arg)
{
struct intel_gt *gt = arg;
@@ -598,15 +624,9 @@ static int live_hold_reset(void *arg)
/* We have our request executing, now remove it and reset */
- local_bh_disable();
- if (test_and_set_bit(I915_RESET_ENGINE + id,
- &gt->reset.flags)) {
- local_bh_enable();
- intel_gt_set_wedged(gt);
- err = -EBUSY;
+ err = engine_lock_reset_tasklet(engine);
+ if (err)
goto out;
- }
- tasklet_disable(&engine->execlists.tasklet);
engine->execlists.tasklet.callback(&engine->execlists.tasklet);
GEM_BUG_ON(execlists_active(&engine->execlists) != rq);
@@ -618,10 +638,7 @@ static int live_hold_reset(void *arg)
__intel_engine_reset_bh(engine, NULL);
GEM_BUG_ON(rq->fence.error != -EIO);
- tasklet_enable(&engine->execlists.tasklet);
- clear_and_wake_up_bit(I915_RESET_ENGINE + id,
- &gt->reset.flags);
- local_bh_enable();
+ engine_unlock_reset_tasklet(engine);
/* Check that we do not resubmit the held request */
if (!i915_request_wait(rq, 0, HZ / 5)) {
@@ -4585,15 +4602,9 @@ static int reset_virtual_engine(struct intel_gt *gt,
GEM_BUG_ON(engine == ve->engine);
/* Take ownership of the reset and tasklet */
- local_bh_disable();
- if (test_and_set_bit(I915_RESET_ENGINE + engine->id,
- &gt->reset.flags)) {
- local_bh_enable();
- intel_gt_set_wedged(gt);
- err = -EBUSY;
+ err = engine_lock_reset_tasklet(engine);
+ if (err)
goto out_heartbeat;
- }
- tasklet_disable(&engine->execlists.tasklet);
engine->execlists.tasklet.callback(&engine->execlists.tasklet);
GEM_BUG_ON(execlists_active(&engine->execlists) != rq);
@@ -4612,9 +4623,7 @@ static int reset_virtual_engine(struct intel_gt *gt,
GEM_BUG_ON(rq->fence.error != -EIO);
/* Release our grasp on the engine, letting CS flow again */
- tasklet_enable(&engine->execlists.tasklet);
- clear_and_wake_up_bit(I915_RESET_ENGINE + engine->id, &gt->reset.flags);
- local_bh_enable();
+ engine_unlock_reset_tasklet(engine);
/* Check that we do not resubmit the held request */
i915_request_get(rq);