diff options
| author | Michel Dänzer <michel.daenzer@amd.com> | 2012-01-12 16:04:11 +0100 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-01-13 10:02:34 +0100 |
| commit | 642ce5251b4fefdb8f2a55396707b8fa9f953e05 (patch) | |
| tree | 1ea2fc1b2ac9c3a0fa3b5920b53f2eafdc415f63 /drivers/gpu/drm | |
| parent | gma500: Discard modes that don't fit in stolen memory (diff) | |
| download | linux-642ce5251b4fefdb8f2a55396707b8fa9f953e05.tar.xz linux-642ce5251b4fefdb8f2a55396707b8fa9f953e05.zip | |
radeon: Call pci_clear_master() instead of open-coding it.
Reported-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/radeon/r100.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/rs600.c | 13 |
2 files changed, 3 insertions, 14 deletions
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c index 3ec81c3d5108..bfd36ab643a6 100644 --- a/drivers/gpu/drm/radeon/r100.c +++ b/drivers/gpu/drm/radeon/r100.c @@ -2186,7 +2186,6 @@ bool r100_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring) void r100_bm_disable(struct radeon_device *rdev) { u32 tmp; - u16 tmp16; /* disable bus mastering */ tmp = RREG32(R_000030_BUS_CNTL); @@ -2197,8 +2196,7 @@ void r100_bm_disable(struct radeon_device *rdev) WREG32(R_000030_BUS_CNTL, (tmp & 0xFFFFFFFF) | 0x00000040); tmp = RREG32(RADEON_BUS_CNTL); mdelay(1); - pci_read_config_word(rdev->pdev, 0x4, &tmp16); - pci_write_config_word(rdev->pdev, 0x4, tmp16 & 0xFFFB); + pci_clear_master(rdev->pdev); mdelay(1); } diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c index 803e0d3c1773..ec46eb45e34c 100644 --- a/drivers/gpu/drm/radeon/rs600.c +++ b/drivers/gpu/drm/radeon/rs600.c @@ -322,16 +322,6 @@ void rs600_hpd_fini(struct radeon_device *rdev) } } -void rs600_bm_disable(struct radeon_device *rdev) -{ - u16 tmp; - - /* disable bus mastering */ - pci_read_config_word(rdev->pdev, 0x4, &tmp); - pci_write_config_word(rdev->pdev, 0x4, tmp & 0xFFFB); - mdelay(1); -} - int rs600_asic_reset(struct radeon_device *rdev) { struct rv515_mc_save save; @@ -355,7 +345,8 @@ int rs600_asic_reset(struct radeon_device *rdev) WREG32(RADEON_CP_RB_CNTL, tmp); pci_save_state(rdev->pdev); /* disable bus mastering */ - rs600_bm_disable(rdev); + pci_clear_master(rdev->pdev); + mdelay(1); /* reset GA+VAP */ WREG32(R_0000F0_RBBM_SOFT_RESET, S_0000F0_SOFT_RESET_VAP(1) | S_0000F0_SOFT_RESET_GA(1)); |