Having disabled the broken semaphores on Sandybridge, there is no need
for a modparam any more, so remove it in favour of a simple
HAS_LEGACY_SEMAPHORES() guard.
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Cc: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/i915_drv.c | 7 +------
drivers/gpu/drm/i915/i915_drv.h | 4 ++--
drivers/gpu/drm/i915/i915_gem.c | 11 -----------
drivers/gpu/drm/i915/i915_gem_context.c | 2 +-
drivers/gpu/drm/i915/i915_params.c | 4 ----
drivers/gpu/drm/i915/i915_params.h | 1 -
drivers/gpu/drm/i915/intel_engine_cs.c | 2 +-
drivers/gpu/drm/i915/intel_ringbuffer.c | 4 ++--
8 files changed, 7 insertions(+), 28 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 779a6f0785c7..36fc99324b9d 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -321,7 +321,7 @@ static int i915_getparam(struct drm_device *dev, void *data,
value = USES_PPGTT(dev_priv);
break;
case I915_PARAM_HAS_SEMAPHORES:
- value = i915_modparams.semaphores;
+ value = HAS_LEGACY_SEMAPHORES(dev_priv);
break;
case I915_PARAM_HAS_SECURE_BATCHES:
value = capable(CAP_SYS_ADMIN);
@@ -1066,11 +1066,6 @@ static void intel_sanitize_options(struct drm_i915_private *dev_priv)
i915_modparams.enable_ppgtt);
DRM_DEBUG_DRIVER("ppgtt mode: %i\n", i915_modparams.enable_ppgtt);
- i915_modparams.semaphores =
- intel_sanitize_semaphores(dev_priv, i915_modparams.semaphores);
- DRM_DEBUG_DRIVER("use GPU semaphores? %s\n",
- yesno(i915_modparams.semaphores));
-
intel_uc_sanitize_options(dev_priv);
intel_gvt_sanitize_options(dev_priv);
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 953867d9171e..24ce5d89e07e 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -3140,6 +3140,8 @@ intel_info(const struct drm_i915_private *dev_priv)
#define HAS_BLT(dev_priv) HAS_ENGINE(dev_priv, BCS)
#define HAS_VEBOX(dev_priv) HAS_ENGINE(dev_priv, VECS)
+#define HAS_LEGACY_SEMAPHORES(dev_priv) IS_GEN7(dev_priv)
+
#define HAS_LLC(dev_priv) ((dev_priv)->info.has_llc)
#define HAS_SNOOP(dev_priv) ((dev_priv)->info.has_snoop)
#define HAS_EDRAM(dev_priv) (!!((dev_priv)->edram_cap & EDRAM_ENABLED))
@@ -3303,8 +3305,6 @@ intel_ggtt_update_needs_vtd_wa(struct drm_i915_private *dev_priv)
int intel_sanitize_enable_ppgtt(struct drm_i915_private *dev_priv,
int enable_ppgtt);
-bool intel_sanitize_semaphores(struct drm_i915_private *dev_priv, int value);
-
/* i915_drv.c */
void __printf(3, 4)
__i915_printk(struct drm_i915_private *dev_priv, const char *level,
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index d53bb8e872ba..792e6dc7e19b 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -4997,17 +4997,6 @@ int i915_gem_init_hw(struct drm_i915_private *dev_priv)
return ret;
}
-bool intel_sanitize_semaphores(struct drm_i915_private *dev_priv, int value)
-{
- if (!IS_GEN7(dev_priv))
- return false;
-
- if (value >= 0)
- return value;
-
- return true;
-}
-
static int __intel_engines_record_defaults(struct drm_i915_private *i915)
{
struct i915_gem_context *ctx;
diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c
index 0704d9af261b..6ca56e482d79 100644
--- a/drivers/gpu/drm/i915/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/i915_gem_context.c
@@ -574,7 +574,7 @@ mi_set_context(struct drm_i915_gem_request *req, u32 flags)
enum intel_engine_id id;
const int num_rings =
/* Use an extended w/a on gen7 if signalling from other rings */
- (i915_modparams.semaphores && IS_GEN7(dev_priv)) ?
+ (HAS_LEGACY_SEMAPHORES(dev_priv) && IS_GEN7(dev_priv)) ?
INTEL_INFO(dev_priv)->num_rings - 1 :
0;
int len;
diff --git a/drivers/gpu/drm/i915/i915_params.c b/drivers/gpu/drm/i915/i915_params.c
index d61c1787c164..3328147b4863 100644
--- a/drivers/gpu/drm/i915/i915_params.c
+++ b/drivers/gpu/drm/i915/i915_params.c
@@ -46,10 +46,6 @@ i915_param_named_unsafe(panel_ignore_lid, int, 0600,
"Override lid status (0=autodetect, 1=autodetect disabled [default], "
"-1=force lid closed, -2=force lid open)");
-i915_param_named_unsafe(semaphores, int, 0400,
- "Use semaphores for inter-ring sync "
- "(default: -1 (use per-chip defaults))");
-
i915_param_named_unsafe(enable_rc6, int, 0400,
"Enable power-saving render C-state 6. "
"Different stages can be selected via bitmask values "
diff --git a/drivers/gpu/drm/i915/i915_params.h b/drivers/gpu/drm/i915/i915_params.h
index 0aef3d7178eb..8321bd86cba5 100644
--- a/drivers/gpu/drm/i915/i915_params.h
+++ b/drivers/gpu/drm/i915/i915_params.h
@@ -31,7 +31,6 @@
param(char *, vbt_firmware, NULL) \
param(int, modeset, -1) \
param(int, panel_ignore_lid, 1) \
- param(int, semaphores, -1) \
param(int, lvds_channel_mode, 0) \
param(int, panel_use_ssc, -1) \
param(int, vbt_sdvo_panel_type, -1) \
diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c
index ef8e101ebd98..22c095035539 100644
--- a/drivers/gpu/drm/i915/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/intel_engine_cs.c
@@ -1713,7 +1713,7 @@ void intel_engine_dump(struct intel_engine_cs *engine, struct drm_printer *m)
I915_READ(RING_MI_MODE(engine->mmio_base)),
I915_READ(RING_MI_MODE(engine->mmio_base)) & (MODE_IDLE) ? " [idle]" : "");
}
- if (i915_modparams.semaphores) {
+ if (HAS_LEGACY_SEMAPHORES(dev_priv)) {
drm_printf(m, "\tSYNC_0: 0x%08x\n",
I915_READ(RING_SYNC_0(engine->mmio_base)));
drm_printf(m, "\tSYNC_1: 0x%08x\n",
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 5465e708545f..bfa11a84e476 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -1712,7 +1712,7 @@ static void intel_ring_init_semaphores(struct drm_i915_private *dev_priv,
{
int i;
- if (!i915_modparams.semaphores)
+ if (!HAS_LEGACY_SEMAPHORES(dev_priv))
return;
GEM_BUG_ON(INTEL_GEN(dev_priv) < 6);
@@ -1823,7 +1823,7 @@ static void intel_ring_default_vfuncs(struct drm_i915_private *dev_priv,
engine->emit_breadcrumb = i9xx_emit_breadcrumb;
engine->emit_breadcrumb_sz = i9xx_emit_breadcrumb_sz;
- if (i915_modparams.semaphores) {
+ if (HAS_LEGACY_SEMAPHORES(dev_priv)) {
int num_rings;
engine->emit_breadcrumb = gen6_sema_emit_breadcrumb;
--
2.15.0
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