On Tue, Nov 26, 2013 at 08:51:22AM -0800, bradley.d.vol...@intel.com wrote:
> +static const struct drm_i915_cmd_descriptor*
> +find_cmd_in_table(const struct drm_i915_cmd_table *table,
> + u32 cmd_header)
> +{
> + int i;
> +
> + for (i = 0; i < table->count; i++) {
> + const struct drm_i915_cmd_descriptor *desc = &table->table[i];
> + u32 masked_cmd = desc->cmd.mask & cmd_header;
> + u32 masked_value = desc->cmd.value & desc->cmd.mask;
> +
> + if (masked_cmd == masked_value)
> + return desc;
Maybe pre-sort the cmd table and use bsearch? And a runtime test on
module load to check that the table is sorted correctly.
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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