[PATCH] drm/i915: Remove use_mmio_flip modparm

Maarten Lankhorst maarten.lankhorst at linux.intel.com
Thu Sep 21 08:33:08 UTC 2017


This has been unused since commit afa8ce5b3080
("drm/i915: Nuke legacy flip queueing code").

Cc: Chris Wilson <chris at chris-wilson.co.uk>
Signed-off-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
---
 drivers/gpu/drm/i915/i915_params.c | 4 ----
 drivers/gpu/drm/i915/i915_params.h | 1 -
 drivers/gpu/drm/i915/intel_lrc.c   | 3 +--
 3 files changed, 1 insertion(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_params.c b/drivers/gpu/drm/i915/i915_params.c
index b1c928582079..96a50a2cf302 100644
--- a/drivers/gpu/drm/i915/i915_params.c
+++ b/drivers/gpu/drm/i915/i915_params.c
@@ -58,7 +58,6 @@ struct i915_params i915 __read_mostly = {
 	.invert_brightness = 0,
 	.disable_display = 0,
 	.enable_cmd_parser = true,
-	.use_mmio_flip = 0,
 	.mmio_debug = 0,
 	.verbose_state_checks = 1,
 	.edp_vswing = 0,
@@ -181,9 +180,6 @@ i915_param_named(disable_display, bool, 0400,
 i915_param_named_unsafe(enable_cmd_parser, bool, 0400,
 	"Enable command parsing (true=enabled [default], false=disabled)");
 
-i915_param_named_unsafe(use_mmio_flip, int, 0600,
-	"use MMIO flips (-1=never, 0=driver discretion [default], 1=always)");
-
 i915_param_named(mmio_debug, int, 0600,
 	"Enable the MMIO debug code for the first N failures (default: off). "
 	"This may negatively affect performance.");
diff --git a/drivers/gpu/drm/i915/i915_params.h b/drivers/gpu/drm/i915/i915_params.h
index cb66451cefde..6ce49f09def9 100644
--- a/drivers/gpu/drm/i915/i915_params.h
+++ b/drivers/gpu/drm/i915/i915_params.h
@@ -49,7 +49,6 @@
 	func(int, guc_log_level); \
 	func(char *, guc_firmware_path); \
 	func(char *, huc_firmware_path); \
-	func(int, use_mmio_flip); \
 	func(int, mmio_debug); \
 	func(int, edp_vswing); \
 	func(int, reset); \
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index 86fed9f1f1ae..5fbe3177bf63 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -243,8 +243,7 @@ int intel_sanitize_enable_execlists(struct drm_i915_private *dev_priv, int enabl
 		return 0;
 
 	if (HAS_LOGICAL_RING_CONTEXTS(dev_priv) &&
-	    USES_PPGTT(dev_priv) &&
-	    i915.use_mmio_flip >= 0)
+	    USES_PPGTT(dev_priv))
 		return 1;
 
 	return 0;
-- 
2.14.1



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