[PATCH 6/9] drm/i915: Remove use_mmio_flip kernel parameter.

Maarten Lankhorst maarten.lankhorst at linux.intel.com
Thu May 26 12:45:18 UTC 2016


With the removal of cs flips this is always force enabled.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
Reviewed-by: Patrik Jakobsson <patrik.jakobsson at linux.intel.com>
---
 drivers/gpu/drm/i915/i915_params.c | 5 -----
 drivers/gpu/drm/i915/i915_params.h | 1 -
 drivers/gpu/drm/i915/intel_lrc.c   | 4 +---
 3 files changed, 1 insertion(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_params.c b/drivers/gpu/drm/i915/i915_params.c
index 5e18cf9f754d..9a5d58b251f5 100644
--- a/drivers/gpu/drm/i915/i915_params.c
+++ b/drivers/gpu/drm/i915/i915_params.c
@@ -49,7 +49,6 @@ struct i915_params i915 __read_mostly = {
 	.invert_brightness = 0,
 	.disable_display = 0,
 	.enable_cmd_parser = 1,
-	.use_mmio_flip = 0,
 	.mmio_debug = 0,
 	.verbose_state_checks = 1,
 	.nuclear_pageflip = 0,
@@ -175,10 +174,6 @@ module_param_named_unsafe(enable_cmd_parser, i915.enable_cmd_parser, int, 0600);
 MODULE_PARM_DESC(enable_cmd_parser,
 		 "Enable command parsing (1=enabled [default], 0=disabled)");
 
-module_param_named_unsafe(use_mmio_flip, i915.use_mmio_flip, int, 0600);
-MODULE_PARM_DESC(use_mmio_flip,
-		 "use MMIO flips (-1=never, 0=driver discretion [default], 1=always)");
-
 module_param_named(mmio_debug, i915.mmio_debug, int, 0600);
 MODULE_PARM_DESC(mmio_debug,
 	"Enable the MMIO debug code for the first N failures (default: off). "
diff --git a/drivers/gpu/drm/i915/i915_params.h b/drivers/gpu/drm/i915/i915_params.h
index 1323261a0cdd..658ce7379671 100644
--- a/drivers/gpu/drm/i915/i915_params.h
+++ b/drivers/gpu/drm/i915/i915_params.h
@@ -48,7 +48,6 @@ struct i915_params {
 	int enable_guc_loading;
 	int enable_guc_submission;
 	int guc_log_level;
-	int use_mmio_flip;
 	int mmio_debug;
 	int edp_vswing;
 	unsigned int inject_load_failure;
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index 5c191a1afaaf..53715037ab54 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -260,9 +260,7 @@ int intel_sanitize_enable_execlists(struct drm_i915_private *dev_priv, int enabl
 	if (enable_execlists == 0)
 		return 0;
 
-	if (HAS_LOGICAL_RING_CONTEXTS(dev_priv) &&
-	    USES_PPGTT(dev_priv) &&
-	    i915.use_mmio_flip >= 0)
+	if (HAS_LOGICAL_RING_CONTEXTS(dev_priv) && USES_PPGTT(dev_priv))
 		return 1;
 
 	return 0;
-- 
2.5.5



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