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authorLinus Torvalds <torvalds@linux-foundation.org>2011-07-26 09:21:09 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-07-26 09:21:09 -0700
commit757c26b804428ef10888b8e00f34994dbe361d3a (patch)
tree4695afbf476ce9818bc01d34d4c266811365296c /drivers/gpu/drm/radeon/evergreen.c
parente08dc1325feaf49eec392ee52feb2974ec3f5155 (diff)
parent5a96a899bbdee86024ab9ea6d02b9e242faacbed (diff)
Merge branch 'drm-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6
* 'drm-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6: (135 commits) drm/radeon/kms: fix DP training for DPEncoderService revision bigger than 1.1 drm/radeon/kms: add missing vddci setting on NI+ drm/radeon: Add a rmb() in IH processing drm/radeon: ATOM Endian fix for atombios_crtc_program_pll() drm/radeon: Fix the definition of RADEON_BUF_SWAP_32BIT drm/radeon: Do an MMIO read on interrupts when not uisng MSIs drm/radeon: Writeback endian fixes drm/radeon: Remove a bunch of useless _iomem casts drm/gem: add support for private objects DRM: clean up and document parsing of video= parameter DRM: Radeon: Fix section mismatch. drm: really make debug levels match in edid failure code drm/radeon/kms: fix i2c map for rv250/280 drm/nouveau/gr: disable fifo access and idle before suspend ctx unload drm/nouveau: pass flag to engine fini() method on suspend drm/nouveau: replace nv04_graph_fifo_access() use with direct reg bashing drm/nv40/gr: rewrite/split context takedown functions drm/nouveau: detect disabled device in irq handler and return IRQ_NONE drm/nouveau: ignore connector type when deciding digital/analog on DVI-I drm/nouveau: Add a quirk for Gigabyte NX86T ...
Diffstat (limited to 'drivers/gpu/drm/radeon/evergreen.c')
-rw-r--r--drivers/gpu/drm/radeon/evergreen.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 15bd0477a3e8..14dce9f22172 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -1382,9 +1382,6 @@ int evergreen_cp_resume(struct radeon_device *rdev)
/* set the wb address wether it's enabled or not */
WREG32(CP_RB_RPTR_ADDR,
-#ifdef __BIG_ENDIAN
- RB_RPTR_SWAP(2) |
-#endif
((rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC));
WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF);
WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
@@ -2047,6 +2044,7 @@ static void evergreen_gpu_init(struct radeon_device *rdev)
rdev->config.evergreen.tile_config |=
((gb_addr_config & 0x30000000) >> 28) << 12;
+ rdev->config.evergreen.backend_map = gb_backend_map;
WREG32(GB_BACKEND_MAP, gb_backend_map);
WREG32(GB_ADDR_CONFIG, gb_addr_config);
WREG32(DMIF_ADDR_CONFIG, gb_addr_config);
@@ -2761,6 +2759,9 @@ int evergreen_irq_process(struct radeon_device *rdev)
return IRQ_NONE;
}
restart_ih:
+ /* Order reading of wptr vs. reading of IH ring data */
+ rmb();
+
/* display interrupts */
evergreen_irq_ack(rdev);