diff options
| author |   Thierry Reding <treding@nvidia.com> | 2014-03-26 13:32:21 +0100 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2014-06-05 23:09:33 +0200 |
| commit | 91eded9b481e61913d98142927b559af33a180a7 (patch) | |
| tree | bcab00eb979434cc358abe43a4f4cf2633d43f06 /drivers/gpu/drm/tegra/drm.h | |
| parent | drm/tegra: dc - Move around shift clock programming (diff) | |
| download | linux-dev-91eded9b481e61913d98142927b559af33a180a7.tar.xz linux-dev-91eded9b481e61913d98142927b559af33a180a7.zip | |
drm/tegra: dc - Compute shift clock divider in output drivers
The shift clock divider is highly dependent on the type of output, so
push computation of it down into the output drivers. The old code used
to work merely by accident.
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu/drm/tegra/drm.h')
| -rw-r--r-- | drivers/gpu/drm/tegra/drm.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/gpu/drm/tegra/drm.h b/drivers/gpu/drm/tegra/drm.h index ded44b29dc1d..784fd5c77441 100644 --- a/drivers/gpu/drm/tegra/drm.h +++ b/drivers/gpu/drm/tegra/drm.h @@ -172,7 +172,7 @@ struct tegra_output_ops { int (*enable)(struct tegra_output *output); int (*disable)(struct tegra_output *output); int (*setup_clock)(struct tegra_output *output, struct clk *clk, - unsigned long pclk); + unsigned long pclk, unsigned int *div); int (*check_mode)(struct tegra_output *output, struct drm_display_mode *mode, enum drm_mode_status *status); @@ -230,10 +230,11 @@ static inline int tegra_output_disable(struct tegra_output *output) } static inline int tegra_output_setup_clock(struct tegra_output *output, - struct clk *clk, unsigned long pclk) + struct clk *clk, unsigned long pclk, + unsigned int *div) { if (output && output->ops && output->ops->setup_clock) - return output->ops->setup_clock(output, clk, pclk); + return output->ops->setup_clock(output, clk, pclk, div); return output ? -ENOSYS : -EINVAL; } |