diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/rs690.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/rs690.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/gpu/drm/radeon/rs690.c b/drivers/gpu/drm/radeon/rs690.c index 27547175cf93..b12ff76c19d3 100644 --- a/drivers/gpu/drm/radeon/rs690.c +++ b/drivers/gpu/drm/radeon/rs690.c @@ -131,24 +131,25 @@ void rs690_pm_info(struct radeon_device *rdev) void rs690_vram_info(struct radeon_device *rdev) { - uint32_t tmp; fixed20_12 a; rs400_gart_adjust_size(rdev); - /* DDR for all card after R300 & IGP */ + rdev->mc.vram_is_ddr = true; - /* FIXME: is this correct for RS690/RS740 ? */ - tmp = RREG32(RADEON_MEM_CNTL); - if (tmp & R300_MEM_NUM_CHANNELS_MASK) { - rdev->mc.vram_width = 128; - } else { - rdev->mc.vram_width = 64; - } + rdev->mc.vram_width = 128; + rdev->mc.real_vram_size = RREG32(RADEON_CONFIG_MEMSIZE); rdev->mc.mc_vram_size = rdev->mc.real_vram_size; rdev->mc.aper_base = drm_get_resource_start(rdev->ddev, 0); rdev->mc.aper_size = drm_get_resource_len(rdev->ddev, 0); + + if (rdev->mc.mc_vram_size > rdev->mc.aper_size) + rdev->mc.mc_vram_size = rdev->mc.aper_size; + + if (rdev->mc.real_vram_size > rdev->mc.aper_size) + rdev->mc.real_vram_size = rdev->mc.aper_size; + rs690_pm_info(rdev); /* FIXME: we should enforce default clock in case GPU is not in * default setup |