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path: root/drivers/gpu/drm/radeon/radeon_device.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_device.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_device.c56
1 files changed, 54 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index 44b8034a400d..a8f608903989 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -98,6 +98,42 @@ static const char radeon_family_name[][16] = {
};
/**
+ * radeon_program_register_sequence - program an array of registers.
+ *
+ * @rdev: radeon_device pointer
+ * @registers: pointer to the register array
+ * @array_size: size of the register array
+ *
+ * Programs an array or registers with and and or masks.
+ * This is a helper for setting golden registers.
+ */
+void radeon_program_register_sequence(struct radeon_device *rdev,
+ const u32 *registers,
+ const u32 array_size)
+{
+ u32 tmp, reg, and_mask, or_mask;
+ int i;
+
+ if (array_size % 3)
+ return;
+
+ for (i = 0; i < array_size; i +=3) {
+ reg = registers[i + 0];
+ and_mask = registers[i + 1];
+ or_mask = registers[i + 2];
+
+ if (and_mask == 0xffffffff) {
+ tmp = or_mask;
+ } else {
+ tmp = RREG32(reg);
+ tmp &= ~and_mask;
+ tmp |= or_mask;
+ }
+ WREG32(reg, tmp);
+ }
+}
+
+/**
* radeon_surface_init - Clear GPU surface registers.
*
* @rdev: radeon_device pointer
@@ -359,7 +395,7 @@ void radeon_vram_location(struct radeon_device *rdev, struct radeon_mc *mc, u64
uint64_t limit = (uint64_t)radeon_vram_limit << 20;
mc->vram_start = base;
- if (mc->mc_vram_size > (0xFFFFFFFF - base + 1)) {
+ if (mc->mc_vram_size > (rdev->mc.mc_mask - base + 1)) {
dev_warn(rdev->dev, "limiting VRAM to PCI aperture size\n");
mc->real_vram_size = mc->aper_size;
mc->mc_vram_size = mc->aper_size;
@@ -394,7 +430,7 @@ void radeon_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc)
{
u64 size_af, size_bf;
- size_af = ((0xFFFFFFFF - mc->vram_end) + mc->gtt_base_align) & ~mc->gtt_base_align;
+ size_af = ((rdev->mc.mc_mask - mc->vram_end) + mc->gtt_base_align) & ~mc->gtt_base_align;
size_bf = mc->vram_start & ~mc->gtt_base_align;
if (size_bf > size_af) {
if (mc->gtt_size > size_bf) {
@@ -1068,6 +1104,17 @@ int radeon_device_init(struct radeon_device *rdev,
radeon_agp_disable(rdev);
}
+ /* Set the internal MC address mask
+ * This is the max address of the GPU's
+ * internal address space.
+ */
+ if (rdev->family >= CHIP_CAYMAN)
+ rdev->mc.mc_mask = 0xffffffffffULL; /* 40 bit MC */
+ else if (rdev->family >= CHIP_CEDAR)
+ rdev->mc.mc_mask = 0xfffffffffULL; /* 36 bit MC */
+ else
+ rdev->mc.mc_mask = 0xffffffffULL; /* 32 bit MC */
+
/* set DMA mask + need_dma32 flags.
* PCIE - can handle 40-bits.
* IGP - can handle 40-bits
@@ -1131,6 +1178,11 @@ int radeon_device_init(struct radeon_device *rdev,
if (r)
DRM_ERROR("ib ring test failed (%d).\n", r);
+ r = radeon_gem_debugfs_init(rdev);
+ if (r) {
+ DRM_ERROR("registering gem debugfs failed (%d).\n", r);
+ }
+
if (rdev->flags & RADEON_IS_AGP && !rdev->accel_working) {
/* Acceleration not working on AGP card try again
* with fallback to PCI or PCIE GART