From b4183e301ac1dfaf93e3e92fd70a0c3203c5a27d Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Wed, 15 Dec 2010 11:04:10 -0500 Subject: [PATCH] drm/radeon/kms: fix vram start calculation on ontario (v2) Signed-off-by: Alex Deucher Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/evergreen.c | 6 ++++++ drivers/gpu/drm/radeon/evergreend.h | 1 + drivers/gpu/drm/radeon/rv770.c | 13 +------------ drivers/gpu/drm/radeon/rv770d.h | 1 - 4 files changed, 8 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 522d29b..f7d7477 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -1134,6 +1134,12 @@ static void evergreen_mc_program(struct radeon_device *rdev) rdev->mc.vram_end >> 12); } WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0); + if (rdev->flags & RADEON_IS_IGP) { + tmp = RREG32(MC_FUS_VM_FB_OFFSET) & 0x000FFFFF; + tmp |= ((rdev->mc.vram_end >> 20) & 0xF) << 24; + tmp |= ((rdev->mc.vram_start >> 20) & 0xF) << 20; + WREG32(MC_FUS_VM_FB_OFFSET, tmp); + } tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16; tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF); WREG32(MC_VM_FB_LOCATION, tmp); diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h index 87fcaba..5b869ce 100644 --- a/drivers/gpu/drm/radeon/evergreend.h +++ b/drivers/gpu/drm/radeon/evergreend.h @@ -202,6 +202,7 @@ #define MC_VM_AGP_BOT 0x202C #define MC_VM_AGP_BASE 0x2030 #define MC_VM_FB_LOCATION 0x2024 +#define MC_FUS_VM_FB_OFFSET 0x2898 #define MC_VM_MB_L1_TLB0_CNTL 0x2234 #define MC_VM_MB_L1_TLB1_CNTL 0x2238 #define MC_VM_MB_L1_TLB2_CNTL 0x223C diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c index 7c2e0b1..645aa1f 100644 --- a/drivers/gpu/drm/radeon/rv770.c +++ b/drivers/gpu/drm/radeon/rv770.c @@ -271,12 +271,6 @@ static void rv770_mc_program(struct radeon_device *rdev) rdev->mc.vram_end >> 12); } WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0); - if (rdev->flags & RADEON_IS_IGP) { - tmp = RREG32(MC_FUS_VM_FB_OFFSET) & 0x000FFFFF; - tmp |= ((rdev->mc.vram_end >> 20) & 0xF) << 24; - tmp |= ((rdev->mc.vram_start >> 20) & 0xF) << 20; - WREG32(MC_FUS_VM_FB_OFFSET, tmp); - } tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16; tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF); WREG32(MC_VM_FB_LOCATION, tmp); @@ -1074,12 +1068,7 @@ void r700_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc) mc->mc_vram_size >> 20, mc->vram_start, mc->vram_end, mc->real_vram_size >> 20); } else { - u64 base = 0; - if (rdev->flags & RADEON_IS_IGP) { - base = (RREG32(MC_VM_FB_LOCATION) & 0xFFFF) << 24; - base |= RREG32(MC_FUS_VM_FB_OFFSET) & 0x00F00000; - } - radeon_vram_location(rdev, &rdev->mc, base); + radeon_vram_location(rdev, &rdev->mc, 0); rdev->mc.gtt_base_align = 0; radeon_gtt_location(rdev, mc); } diff --git a/drivers/gpu/drm/radeon/rv770d.h b/drivers/gpu/drm/radeon/rv770d.h index 98f9ad2..fc77e1e 100644 --- a/drivers/gpu/drm/radeon/rv770d.h +++ b/drivers/gpu/drm/radeon/rv770d.h @@ -158,7 +158,6 @@ #define MC_VM_AGP_BOT 0x202C #define MC_VM_AGP_BASE 0x2030 #define MC_VM_FB_LOCATION 0x2024 -#define MC_FUS_VM_FB_OFFSET 0x2898 #define MC_VM_MB_L1_TLB0_CNTL 0x2234 #define MC_VM_MB_L1_TLB1_CNTL 0x2238 #define MC_VM_MB_L1_TLB2_CNTL 0x223C -- 2.7.4