提交 cd150673 编写于 作者: S Stephen Warren 提交者: Mark Brown

ASoC: tegra: ensure clocks are enabled when touching registers

Debugfs files could be accessed any time, so explicitly enable clocks
when reading registers to generate debugfs file content.
Signed-off-by: NStephen Warren <swarren@nvidia.com>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>
上级 f0cdcf3a
......@@ -79,11 +79,15 @@ static int tegra_i2s_show(struct seq_file *s, void *unused)
struct tegra_i2s *i2s = s->private;
int i;
clk_enable(i2s->clk_i2s);
for (i = 0; i < ARRAY_SIZE(regs); i++) {
u32 val = tegra_i2s_read(i2s, regs[i].offset);
seq_printf(s, "%s = %08x\n", regs[i].name, val);
}
clk_disable(i2s->clk_i2s);
return 0;
}
......
......@@ -79,11 +79,15 @@ static int tegra_spdif_show(struct seq_file *s, void *unused)
struct tegra_spdif *spdif = s->private;
int i;
clk_enable(spdif->clk_spdif_out);
for (i = 0; i < ARRAY_SIZE(regs); i++) {
u32 val = tegra_spdif_read(spdif, regs[i].offset);
seq_printf(s, "%s = %08x\n", regs[i].name, val);
}
clk_disable(spdif->clk_spdif_out);
return 0;
}
......
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