From: Imre Deak Date: Mon, 14 Apr 2014 17:24:22 +0000 (+0300) Subject: drm/i915: vlv: clean up GTLC wake control/status register macros X-Git-Tag: next-20140428~44^2~26 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=9e901ecc648f16a8de52bca93b40c26ed991c610;p=karo-tx-linux.git drm/i915: vlv: clean up GTLC wake control/status register macros These will be needed by the upcoming VLV RPM helpers. Signed-off-by: Imre Deak Reviewed-by: Ville Syrjälä Reviewed-by: Rodrigo Vivi Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index eb13eeb8fb92..9c2f350ab9f0 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -4476,8 +4476,9 @@ int i915_gem_init(struct drm_device *dev) if (IS_VALLEYVIEW(dev)) { /* VLVA0 (potential hack), BIOS isn't actually waking us */ - I915_WRITE(VLV_GTLC_WAKE_CTRL, 1); - if (wait_for((I915_READ(VLV_GTLC_PW_STATUS) & 1) == 1, 10)) + I915_WRITE(VLV_GTLC_WAKE_CTRL, VLV_GTLC_ALLOWWAKEREQ); + if (wait_for((I915_READ(VLV_GTLC_PW_STATUS) & + VLV_GTLC_ALLOWWAKEACK), 10)) DRM_DEBUG_DRIVER("allow wake ack timed out\n"); } diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 0b8850816379..bb60e5001ba5 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -4997,9 +4997,15 @@ enum punit_power_well { #define FORCEWAKE_ACK_HSW 0x130044 #define FORCEWAKE_ACK 0x130090 #define VLV_GTLC_WAKE_CTRL 0x130090 +#define VLV_GTLC_RENDER_CTX_EXISTS (1 << 25) +#define VLV_GTLC_MEDIA_CTX_EXISTS (1 << 24) +#define VLV_GTLC_ALLOWWAKEREQ (1 << 0) + #define VLV_GTLC_PW_STATUS 0x130094 -#define VLV_GTLC_PW_RENDER_STATUS_MASK 0x80 -#define VLV_GTLC_PW_MEDIA_STATUS_MASK 0x20 +#define VLV_GTLC_ALLOWWAKEACK (1 << 0) +#define VLV_GTLC_ALLOWWAKEERR (1 << 1) +#define VLV_GTLC_PW_MEDIA_STATUS_MASK (1 << 5) +#define VLV_GTLC_PW_RENDER_STATUS_MASK (1 << 7) #define FORCEWAKE_MT 0xa188 /* multi-threaded */ #define FORCEWAKE_KERNEL 0x1 #define FORCEWAKE_USER 0x2