Merge branch 'drm-next-4.7' of git://people.freedesktop.org/~agd5f/linux into drm-next

More amdgpu fixes for 4.7.  Highlights:
- enable async pageflips
- UVD fixes for polaris
- lots of GPUVM fixes
- whitespace and code cleanups
- misc bug fixes

* 'drm-next-4.7' of git://people.freedesktop.org/~agd5f/linux: (32 commits)
  drm/amd/powerplay: rewrite pp_sw_init to make code readable
  drm/amdgpu/dce11: fix audio offset for asics with >7 audio pins
  drm/amdgpu: fix and cleanup user fence handling v2
  drm/amdgpu: move VM fields into job
  drm/amdgpu: move the context from the IBs into the job
  drm/amdgpu: move context switch handling into common code v2
  drm/amdgpu: move preamble IB handling into common code
  drm/amdgpu/gfx7: fix pipeline sync
  amdgpu/uvd: separate context buffer from DPB
  drm/amdgpu: use fence_context to judge ctx switch v2
  drm/amd/amdgpu:  Added more named DRM info messages for debugging
  drm/amd/amdgpu: Add name field to amd_ip_funcs (v2)
  drm/amdgpu: Support DRM_MODE_PAGE_FLIP_ASYNC (v2)
  drm/amdgpu/dce11: don't share PLLs on Polaris
  drm/amdgpu: Drop unused parameter for *get_sleep_divider_id_from_clock
  drm/amdgpu: Simplify calculation in *get_sleep_divider_id_from_clock
  drm/amdgpu: Use max macro in *get_sleep_divider_id_from_clock
  drm/amd/powerplay: Use defined constants for minium engine clock
  drm/amdgpu: add missing licenses on a couple of files
  drm/amdgpu: fetch cu_info once at init
  ...

1 files changed, 13 insertions, 8 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
index 25e6af03c406..c087f930d67e 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
@@ -233,10 +233,13 @@ static void dce_v8_0_pageflip_interrupt_fini(struct amdgpu_device *adev)
  * surface base address.
  */
 static void dce_v8_0_page_flip(struct amdgpu_device *adev,
-			      int crtc_id, u64 crtc_base)
+			       int crtc_id, u64 crtc_base, bool async)
 {
 	struct amdgpu_crtc *amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
 
+	/* flip at hsync for async, default is vsync */
+	WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, async ?
+	       GRPH_FLIP_CONTROL__GRPH_SURFACE_UPDATE_H_RETRACE_EN_MASK : 0);
 	/* update the primary scanout addresses */
 	WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
 	       upper_32_bits(crtc_base));
@@ -1999,7 +2002,7 @@ static int dce_v8_0_crtc_do_set_base(struct drm_crtc *crtc,
 	uint32_t fb_format, fb_pitch_pixels;
 	u32 fb_swap = (GRPH_ENDIAN_NONE << GRPH_SWAP_CNTL__GRPH_ENDIAN_SWAP__SHIFT);
 	u32 pipe_config;
-	u32 tmp, viewport_w, viewport_h;
+	u32 viewport_w, viewport_h;
 	int r;
 	bool bypass_lut = false;
 
@@ -2135,6 +2138,11 @@ static int dce_v8_0_crtc_do_set_base(struct drm_crtc *crtc,
 
 	dce_v8_0_vga_enable(crtc, false);
 
+	/* Make sure surface address is updated at vertical blank rather than
+	 * horizontal blank
+	 */
+	WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, 0);
+
 	WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
 	       upper_32_bits(fb_location));
 	WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
@@ -2182,12 +2190,6 @@ static int dce_v8_0_crtc_do_set_base(struct drm_crtc *crtc,
 	WREG32(mmVIEWPORT_SIZE + amdgpu_crtc->crtc_offset,
 	       (viewport_w << 16) | viewport_h);
 
-	/* pageflip setup */
-	/* make sure flip is at vb rather than hb */
-	tmp = RREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset);
-	tmp &= ~GRPH_FLIP_CONTROL__GRPH_SURFACE_UPDATE_H_RETRACE_EN_MASK;
-	WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, tmp);
-
 	/* set pageflip to happen only at start of vblank interval (front porch) */
 	WREG32(mmMASTER_UPDATE_MODE + amdgpu_crtc->crtc_offset, 3);
 
@@ -2902,6 +2904,8 @@ static int dce_v8_0_sw_init(void *handle)
 
 	adev->ddev->mode_config.funcs = &amdgpu_mode_funcs;
 
+	adev->ddev->mode_config.async_page_flip = true;
+
 	adev->ddev->mode_config.max_width = 16384;
 	adev->ddev->mode_config.max_height = 16384;
 
@@ -3420,6 +3424,7 @@ static int dce_v8_0_set_powergating_state(void *handle,
 }
 
 const struct amd_ip_funcs dce_v8_0_ip_funcs = {
+	.name = "dce_v8_0",
 	.early_init = dce_v8_0_early_init,
 	.late_init = NULL,
 	.sw_init = dce_v8_0_sw_init,