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authorJosh Triplett <josh@joshtriplett.org>2013-08-13 16:23:17 -0700
committerDaniel Vetter <daniel.vetter@ffwll.ch>2013-08-22 13:31:51 +0200
commit99486b8e6140da7721c932e708a6c17dc1dd970a (patch)
treee7b72be4d9d1806f4db3069a32c6ae0bec12fac5 /drivers
parent79f8dea13391f8220470997f9a5213ab5aa9f1c7 (diff)
i915: Add a Kconfig option to turn on i915.preliminary_hw_support by default
When building kernels for a preliminary hardware target, having to add a kernel command-line option can prove inconvenient. Add a Kconfig option that changes the default of this option to 1. Signed-off-by: Josh Triplett <josh@joshtriplett.org> Reviewed-by: Damien Lespiau <damien.lespiau@intel.com> [danvet: Pimp the Kconfig help text a bit as suggested by Damien in his 2nd review.] Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/Kconfig11
-rw-r--r--drivers/gpu/drm/i915/i915_drv.c4
2 files changed, 13 insertions, 2 deletions
diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig
index a7c54c843291..cd4246b480d4 100644
--- a/drivers/gpu/drm/Kconfig
+++ b/drivers/gpu/drm/Kconfig
@@ -168,6 +168,17 @@ config DRM_I915_KMS
the driver to bind to PCI devices, which precludes loading things
like intelfb.
+config DRM_I915_PRELIMINARY_HW_SUPPORT
+ bool "Enable preliminary support for prerelease Intel hardware by default"
+ depends on DRM_I915
+ help
+ Choose this option if you have prerelease Intel hardware and want the
+ i915 driver to support it by default. You can enable such support at
+ runtime with the module option i915.preliminary_hw_support=1; this
+ option changes the default for that module option.
+
+ If in doubt, say "N".
+
config DRM_MGA
tristate "Matrox g200/g400"
depends on DRM && PCI
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 01d63a0435fb..fd9fb2c25691 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -122,10 +122,10 @@ int i915_enable_psr __read_mostly = 0;
module_param_named(enable_psr, i915_enable_psr, int, 0600);
MODULE_PARM_DESC(enable_psr, "Enable PSR (default: false)");
-unsigned int i915_preliminary_hw_support __read_mostly = 0;
+unsigned int i915_preliminary_hw_support __read_mostly = IS_ENABLED(CONFIG_DRM_I915_PRELIMINARY_HW_SUPPORT);
module_param_named(preliminary_hw_support, i915_preliminary_hw_support, int, 0600);
MODULE_PARM_DESC(preliminary_hw_support,
- "Enable preliminary hardware support. (default: false)");
+ "Enable preliminary hardware support.");
int i915_disable_power_well __read_mostly = 1;
module_param_named(disable_power_well, i915_disable_power_well, int, 0600);