Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux

[pandora-kernel.git] / drivers / gpu / drm / radeon / ni.c

diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index 99fbd79..0e57998 100644 (file)
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -24,6 +24,7 @@
 #include <linux/firmware.h>
 #include <linux/platform_device.h>
 #include <linux/slab.h>
+#include <linux/module.h>
 #include "drmP.h"
 #include "radeon.h"
 #include "radeon_asic.h"
@@ -40,6 +41,7 @@ extern void evergreen_mc_program(struct radeon_device *rdev);
 extern void evergreen_irq_suspend(struct radeon_device *rdev);
 extern int evergreen_mc_init(struct radeon_device *rdev);
 extern void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev);
+extern void evergreen_pcie_gen2_enable(struct radeon_device *rdev);
 
 #define EVERGREEN_PFP_UCODE_SIZE 1120
 #define EVERGREEN_PM4_UCODE_SIZE 1376
@@ -260,8 +262,11 @@ int ni_mc_load_microcode(struct radeon_device *rdev)
                WREG32(MC_SEQ_SUP_CNTL, 0x00000001);
 
                /* wait for training to complete */
-               while (!(RREG32(MC_IO_PAD_CNTL_D0) & MEM_FALL_OUT_CMD))
-                       udelay(10);
+               for (i = 0; i < rdev->usec_timeout; i++) {
+                       if (RREG32(MC_IO_PAD_CNTL_D0) & MEM_FALL_OUT_CMD)
+                               break;
+                       udelay(1);
+               }
 
                if (running)
                        WREG32(MC_SHARED_BLACKOUT_CNTL, blackout);
@@ -569,36 +574,6 @@ static u32 cayman_get_tile_pipe_to_backend_map(struct radeon_device *rdev,
        return backend_map;
 }
 
-static void cayman_program_channel_remap(struct radeon_device *rdev)
-{
-       u32 tcp_chan_steer_lo, tcp_chan_steer_hi, mc_shared_chremap, tmp;
-
-       tmp = RREG32(MC_SHARED_CHMAP);
-       switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
-       case 0:
-       case 1:
-       case 2:
-       case 3:
-       default:
-               /* default mapping */
-               mc_shared_chremap = 0x00fac688;
-               break;
-       }
-
-       switch (rdev->family) {
-       case CHIP_CAYMAN:
-       default:
-               //tcp_chan_steer_lo = 0x54763210
-               tcp_chan_steer_lo = 0x76543210;
-               tcp_chan_steer_hi = 0x0000ba98;
-               break;
-       }
-
-       WREG32(TCP_CHAN_STEER_LO, tcp_chan_steer_lo);
-       WREG32(TCP_CHAN_STEER_HI, tcp_chan_steer_hi);
-       WREG32(MC_SHARED_CHREMAP, mc_shared_chremap);
-}
-
 static u32 cayman_get_disable_mask_per_asic(struct radeon_device *rdev,
                                            u32 disable_mask_per_se,
                                            u32 max_disable_mask_per_se,
@@ -842,8 +817,6 @@ static void cayman_gpu_init(struct radeon_device *rdev)
        WREG32(DMIF_ADDR_CONFIG, gb_addr_config);
        WREG32(HDP_ADDR_CONFIG, gb_addr_config);
 
-       cayman_program_channel_remap(rdev);
-
        /* primary versions */
        WREG32(CC_RB_BACKEND_DISABLE, cc_rb_backend_disable);
        WREG32(CC_SYS_RB_BACKEND_DISABLE, cc_rb_backend_disable);
@@ -963,7 +936,7 @@ int cayman_pcie_gart_enable(struct radeon_device *rdev)
 {
        int r;
 
-       if (rdev->gart.table.vram.robj == NULL) {
+       if (rdev->gart.robj == NULL) {
                dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
                return -EINVAL;
        }
@@ -999,14 +972,15 @@ int cayman_pcie_gart_enable(struct radeon_device *rdev)
        WREG32(VM_CONTEXT1_CNTL, 0);
 
        cayman_pcie_gart_tlb_flush(rdev);
+       DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
+                (unsigned)(rdev->mc.gtt_size >> 20),
+                (unsigned long long)rdev->gart.table_addr);
        rdev->gart.ready = true;
        return 0;
 }
 
 void cayman_pcie_gart_disable(struct radeon_device *rdev)
 {
-       int r;
-
        /* Disable all tables */
        WREG32(VM_CONTEXT0_CNTL, 0);
        WREG32(VM_CONTEXT1_CNTL, 0);
@@ -1022,14 +996,7 @@ void cayman_pcie_gart_disable(struct radeon_device *rdev)
        WREG32(VM_L2_CNTL2, 0);
        WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
               L2_CACHE_BIGK_FRAGMENT_SIZE(6));
-       if (rdev->gart.table.vram.robj) {
-               r = radeon_bo_reserve(rdev->gart.table.vram.robj, false);
-               if (likely(r == 0)) {
-                       radeon_bo_kunmap(rdev->gart.table.vram.robj);
-                       radeon_bo_unpin(rdev->gart.table.vram.robj);
-                       radeon_bo_unreserve(rdev->gart.table.vram.robj);
-               }
-       }
+       radeon_gart_table_vram_unpin(rdev);
 }
 
 void cayman_pcie_gart_fini(struct radeon_device *rdev)
@@ -1373,6 +1340,9 @@ static int cayman_startup(struct radeon_device *rdev)
 {
        int r;
 
+       /* enable pcie gen2 link */
+       evergreen_pcie_gen2_enable(rdev);
+
        if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) {
                r = ni_init_microcode(rdev);
                if (r) {
@@ -1386,6 +1356,10 @@ static int cayman_startup(struct radeon_device *rdev)
                return r;
        }
 
+       r = r600_vram_scratch_init(rdev);
+       if (r)
+               return r;
+
        evergreen_mc_program(rdev);
        r = cayman_pcie_gart_enable(rdev);
        if (r)
@@ -1394,7 +1368,7 @@ static int cayman_startup(struct radeon_device *rdev)
 
        r = evergreen_blit_init(rdev);
        if (r) {
-               evergreen_blit_fini(rdev);
+               r600_blit_fini(rdev);
                rdev->asic->copy = NULL;
                dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
        }
@@ -1455,21 +1429,13 @@ int cayman_resume(struct radeon_device *rdev)
 
 int cayman_suspend(struct radeon_device *rdev)
 {
-       int r;
-
        /* FIXME: we should wait for ring to be empty */
        cayman_cp_enable(rdev, false);
        rdev->cp.ready = false;
        evergreen_irq_suspend(rdev);
        radeon_wb_disable(rdev);
        cayman_pcie_gart_disable(rdev);
-
-       /* unpin shaders bo */
-       r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
-       if (likely(r == 0)) {
-               radeon_bo_unpin(rdev->r600_blit.shader_obj);
-               radeon_bo_unreserve(rdev->r600_blit.shader_obj);
-       }
+       r600_blit_suspend(rdev);
 
        return 0;
 }
@@ -1582,13 +1548,14 @@ int cayman_init(struct radeon_device *rdev)
 
 void cayman_fini(struct radeon_device *rdev)
 {
-       evergreen_blit_fini(rdev);
+       r600_blit_fini(rdev);
        cayman_cp_fini(rdev);
        r600_irq_fini(rdev);
        radeon_wb_fini(rdev);
        radeon_ib_pool_fini(rdev);
        radeon_irq_kms_fini(rdev);
        cayman_pcie_gart_fini(rdev);
+       r600_vram_scratch_fini(rdev);
        radeon_gem_fini(rdev);
        radeon_fence_driver_fini(rdev);
        radeon_bo_fini(rdev);