diff options
author | Terje Bergstrom <tbergstrom@nvidia.com> | 2011-08-15 08:52:22 +0300 |
---|---|---|
committer | Dan Willemsen <dwillemsen@nvidia.com> | 2011-11-30 21:48:18 -0800 |
commit | d0dbf2be012a7065029810e9bdf9573d2bb31917 (patch) | |
tree | 199125dfd03018e162b9c243ad3760fdb69eca24 /drivers/video/tegra/host/nvhost_acm.c | |
parent | 6f1145ff3d50df979abd5a1db58732cafe0d791c (diff) |
tegra: nvhost: On Tegra2, set 2D clock to maximum
On Tegra2, clocks are not rounded up. Nvhost tries to set 2D clock to
zero, which causes a division-by-zero error. Check for SoC version and
for Tegra2, set clocks always to maximum.
Bug 863937
Original-Change-Id: I3043cb2ddd243a48700de47e1bfdd13920fd0e8c
Reviewed-on: http://git-master/r/47114
Reviewed-by: Varun Colbert <vcolbert@nvidia.com>
Tested-by: Varun Colbert <vcolbert@nvidia.com>
Rebase-Id: Reab7a05cea74039b5d914728173efc8a74155c56
Diffstat (limited to 'drivers/video/tegra/host/nvhost_acm.c')
-rw-r--r-- | drivers/video/tegra/host/nvhost_acm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/video/tegra/host/nvhost_acm.c b/drivers/video/tegra/host/nvhost_acm.c index b042aa1b35ee..164617c7229d 100644 --- a/drivers/video/tegra/host/nvhost_acm.c +++ b/drivers/video/tegra/host/nvhost_acm.c @@ -474,7 +474,8 @@ int nvhost_module_init(struct nvhost_module *mod, const char *name, mod->clk[i] = clk_get(dev, get_module_clk_id(name, i)); if (IS_ERR_OR_NULL(mod->clk[i])) break; - if (strcmp(name, "gr2d") == 0) + if (strcmp(name, "gr2d") == 0 + && tegra_get_chipid() != TEGRA_CHIPID_TEGRA2) rate = clk_round_rate(mod->clk[i], 0); else rate = clk_round_rate(mod->clk[i], UINT_MAX); |