treewide: fix "usefull" typo
Signed-off-by: Michael Opdenacker <michael.opdenacker@free-electrons.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
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@ -49,7 +49,7 @@ struct cma *dma_contiguous_default_area;
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/*
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* Default global CMA area size can be defined in kernel's .config.
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* This is usefull mainly for distro maintainers to create a kernel
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* This is useful mainly for distro maintainers to create a kernel
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* that works correctly for most supported systems.
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* The size can be set in bytes or as a percentage of the total memory
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* in the system.
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@ -661,7 +661,7 @@ ath5k_hw_get_isr(struct ath5k_hw *ah, enum ath5k_int *interrupt_mask)
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ah->ah_txq_isr_txok_all |= AR5K_REG_MS(sisr1,
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AR5K_SISR1_QCU_TXEOL);
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/* Currently this is not much usefull since we treat
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/* Currently this is not much useful since we treat
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* all queues the same way if we get a TXURN (update
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* tx trigger level) but we might need it later on*/
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if (pisr & AR5K_ISR_TXURN)
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@ -614,7 +614,7 @@ struct _pll_div {
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};
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/* Note : pll code from original alc5632 driver. Not sure of how good it is */
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/* usefull only for master mode */
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/* useful only for master mode */
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static const struct _pll_div codec_master_pll_div[] = {
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{ 2048000, 8192000, 0x0ea0},
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