drm/radeon/ci add comment to document intentionally unreachable code
commithifive-unleashed-5.1d967be9b80
("drm/radeon/ci: disable needless sclk changes") introduces an unreachable if(C != C) conditional code section flagged by coccinelle script bad_conditional.cocci: Add a comment to make it clear that this is intentional. Fixes:d967be9b80
("drm/radeon/ci: disable needless sclk changes") Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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@ -3843,7 +3843,10 @@ static void ci_find_dpm_states_clocks_in_dpm_table(struct radeon_device *rdev,
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if (i >= sclk_table->count) {
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pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_SCLK;
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} else {
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/* XXX check display min clock requirements */
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/* XXX The current code always reprogrammed the sclk levels,
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* but we don't currently handle disp sclk requirements
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* so just skip it.
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*/
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if (CISLAND_MINIMUM_ENGINE_CLOCK != CISLAND_MINIMUM_ENGINE_CLOCK)
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pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_SCLK;
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}
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