drm/radeon: add some additional 6xx/7xx/EG register init

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

diff --git a/drivers/gpu/drm/radeon/atom.c b/drivers/gpu/drm/radeon/atom.c
index 14cc88a..3a05cdb 100644 (file)
--- a/drivers/gpu/drm/radeon/atom.c
+++ b/drivers/gpu/drm/radeon/atom.c
@@ -1304,8 +1304,11 @@ struct atom_context *atom_parse(struct card_info *card, void *bios)
 
 int atom_asic_init(struct atom_context *ctx)
 {
+       struct radeon_device *rdev = ctx->card->dev->dev_private;
        int hwi = CU16(ctx->data_table + ATOM_DATA_FWI_PTR);
        uint32_t ps[16];
+       int ret;
+
        memset(ps, 0, 64);
 
        ps[0] = cpu_to_le32(CU32(hwi + ATOM_FWI_DEFSCLK_PTR));
@@ -1315,7 +1318,17 @@ int atom_asic_init(struct atom_context *ctx)
 
        if (!CU16(ctx->cmd_table + 4 + 2 * ATOM_CMD_INIT))
                return 1;
-       return atom_execute_table(ctx, ATOM_CMD_INIT, ps);
+       ret = atom_execute_table(ctx, ATOM_CMD_INIT, ps);
+       if (ret)
+               return ret;
+
+       memset(ps, 0, 64);
+
+       if (rdev->family < CHIP_R600) {
+               if (CU16(ctx->cmd_table + 4 + 2 * ATOM_CMD_SPDFANCNTL))
+                       atom_execute_table(ctx, ATOM_CMD_SPDFANCNTL, ps);
+       }
+       return ret;
 }
 
 void atom_destroy(struct atom_context *ctx)