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/arch/arm/mach-tegra/
A Divc.c69 uint32_t r_count; member
132 uint32_t r_count = READ_ONCE(ch->r_count); in tegra_ivc_channel_empty() local
144 if (w_count - r_count > ivc->nframes) in tegra_ivc_channel_empty()
147 return w_count == r_count; in tegra_ivc_channel_empty()
157 return (READ_ONCE(ch->w_count) - READ_ONCE(ch->r_count)) >= in tegra_ivc_channel_full()
163 WRITE_ONCE(ivc->rx_channel->r_count, in tegra_ivc_advance_rx()
164 READ_ONCE(ivc->rx_channel->r_count) + 1); in tegra_ivc_advance_rx()
222 offset = offsetof(struct tegra_ivc_channel_header, r_count); in tegra_ivc_check_write()
236 return READ_ONCE(ch->w_count) - READ_ONCE(ch->r_count); in tegra_ivc_channel_avail_count()
377 ivc->rx_channel->r_count = 0; in tegra_ivc_channel_notified()
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