diff options
| author | Terje Bergstrom <tbergstrom@nvidia.com> | 2011-08-15 08:52:22 +0300 |
|---|---|---|
| committer | Varun Colbert <vcolbert@nvidia.com> | 2011-08-16 17:16:37 -0700 |
| commit | 99ab9580f8eea1018495f4c5b239ca9b6c1cc8c1 (patch) | |
| tree | 629883b5bbb65e6006f434351cdf8ca47ec43643 /drivers/video | |
| parent | 304380a459cf3370d86f2476d5897b86374f5c85 (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
Change-Id: I3043cb2ddd243a48700de47e1bfdd13920fd0e8c
Reviewed-on: http://git-master/r/47114
Reviewed-by: Varun Colbert <vcolbert@nvidia.com>
Tested-by: Varun Colbert <vcolbert@nvidia.com>
Diffstat (limited to 'drivers/video')
| -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); |