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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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ASoC: sh: fsi: add fsi_set_master_clk
Current FSI driver is using set_rate call back function which is for master mode. By this patch, it is used from fsi_set_master_clk. This patch is preparation of cleanup suspend/resume patch. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Acked-by: Liam Girdwood <lrg@ti.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Kuninori Morimoto
Mark Brown
parent
0ffe296add
commit
4f56cde17e
@ -558,6 +558,82 @@ static void fsi_spdif_clk_ctrl(struct fsi_priv *fsi, int enable)
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/*
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* clock function
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*/
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static int fsi_set_master_clk(struct device *dev, struct fsi_priv *fsi,
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long rate, int enable)
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{
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struct fsi_master *master = fsi_get_master(fsi);
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set_rate_func set_rate = fsi_get_info_set_rate(master);
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int fsi_ver = master->core->ver;
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int ret;
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ret = set_rate(dev, fsi_is_port_a(fsi), rate, enable);
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if (ret < 0) /* error */
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return ret;
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if (!enable)
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return 0;
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if (ret > 0) {
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u32 data = 0;
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switch (ret & SH_FSI_ACKMD_MASK) {
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default:
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/* FALL THROUGH */
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case SH_FSI_ACKMD_512:
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data |= (0x0 << 12);
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break;
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case SH_FSI_ACKMD_256:
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data |= (0x1 << 12);
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break;
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case SH_FSI_ACKMD_128:
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data |= (0x2 << 12);
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break;
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case SH_FSI_ACKMD_64:
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data |= (0x3 << 12);
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break;
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case SH_FSI_ACKMD_32:
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if (fsi_ver < 2)
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dev_err(dev, "unsupported ACKMD\n");
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else
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data |= (0x4 << 12);
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break;
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}
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switch (ret & SH_FSI_BPFMD_MASK) {
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default:
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/* FALL THROUGH */
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case SH_FSI_BPFMD_32:
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data |= (0x0 << 8);
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break;
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case SH_FSI_BPFMD_64:
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data |= (0x1 << 8);
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break;
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case SH_FSI_BPFMD_128:
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data |= (0x2 << 8);
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break;
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case SH_FSI_BPFMD_256:
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data |= (0x3 << 8);
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break;
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case SH_FSI_BPFMD_512:
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data |= (0x4 << 8);
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break;
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case SH_FSI_BPFMD_16:
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if (fsi_ver < 2)
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dev_err(dev, "unsupported ACKMD\n");
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else
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data |= (0x7 << 8);
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break;
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}
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fsi_reg_mask_set(fsi, CKG1, (ACKMD_MASK | BPFMD_MASK) , data);
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udelay(10);
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ret = 0;
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}
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return ret;
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}
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#define fsi_module_init(m, d) __fsi_module_clk_ctrl(m, d, 1)
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#define fsi_module_kill(m, d) __fsi_module_clk_ctrl(m, d, 0)
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static void __fsi_module_clk_ctrl(struct fsi_master *master,
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@ -826,13 +902,11 @@ static void fsi_dai_shutdown(struct snd_pcm_substream *substream,
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{
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struct fsi_priv *fsi = fsi_get_priv(substream);
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int is_play = fsi_is_play(substream);
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struct fsi_master *master = fsi_get_master(fsi);
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set_rate_func set_rate = fsi_get_info_set_rate(master);
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fsi_irq_disable(fsi, is_play);
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if (fsi_is_clk_master(fsi))
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set_rate(dai->dev, fsi_is_port_a(fsi), fsi->rate, 0);
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fsi_set_master_clk(dai->dev, fsi, fsi->rate, 0);
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fsi->rate = 0;
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@ -960,79 +1034,19 @@ static int fsi_dai_hw_params(struct snd_pcm_substream *substream,
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struct snd_soc_dai *dai)
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{
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struct fsi_priv *fsi = fsi_get_priv(substream);
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struct fsi_master *master = fsi_get_master(fsi);
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set_rate_func set_rate = fsi_get_info_set_rate(master);
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int fsi_ver = master->core->ver;
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long rate = params_rate(params);
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int ret;
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if (!fsi_is_clk_master(fsi))
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return 0;
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ret = set_rate(dai->dev, fsi_is_port_a(fsi), rate, 1);
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if (ret < 0) /* error */
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ret = fsi_set_master_clk(dai->dev, fsi, rate, 1);
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if (ret < 0)
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return ret;
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fsi->rate = rate;
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if (ret > 0) {
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u32 data = 0;
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switch (ret & SH_FSI_ACKMD_MASK) {
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default:
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/* FALL THROUGH */
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case SH_FSI_ACKMD_512:
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data |= (0x0 << 12);
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break;
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case SH_FSI_ACKMD_256:
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data |= (0x1 << 12);
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break;
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case SH_FSI_ACKMD_128:
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data |= (0x2 << 12);
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break;
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case SH_FSI_ACKMD_64:
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data |= (0x3 << 12);
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break;
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case SH_FSI_ACKMD_32:
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if (fsi_ver < 2)
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dev_err(dai->dev, "unsupported ACKMD\n");
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else
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data |= (0x4 << 12);
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break;
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}
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switch (ret & SH_FSI_BPFMD_MASK) {
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default:
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/* FALL THROUGH */
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case SH_FSI_BPFMD_32:
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data |= (0x0 << 8);
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break;
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case SH_FSI_BPFMD_64:
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data |= (0x1 << 8);
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break;
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case SH_FSI_BPFMD_128:
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data |= (0x2 << 8);
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break;
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case SH_FSI_BPFMD_256:
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data |= (0x3 << 8);
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break;
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case SH_FSI_BPFMD_512:
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data |= (0x4 << 8);
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break;
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case SH_FSI_BPFMD_16:
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if (fsi_ver < 2)
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dev_err(dai->dev, "unsupported ACKMD\n");
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else
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data |= (0x7 << 8);
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break;
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}
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fsi_reg_mask_set(fsi, CKG1, (ACKMD_MASK | BPFMD_MASK) , data);
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udelay(10);
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ret = 0;
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}
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return ret;
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}
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static struct snd_soc_dai_ops fsi_dai_ops = {
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@ -1301,8 +1315,7 @@ static int fsi_remove(struct platform_device *pdev)
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}
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static void __fsi_suspend(struct fsi_priv *fsi,
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struct device *dev,
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set_rate_func set_rate)
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struct device *dev)
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{
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fsi->saved_do_fmt = fsi_reg_read(fsi, DO_FMT);
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fsi->saved_di_fmt = fsi_reg_read(fsi, DI_FMT);
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@ -1311,12 +1324,11 @@ static void __fsi_suspend(struct fsi_priv *fsi,
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fsi->saved_out_sel = fsi_reg_read(fsi, OUT_SEL);
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if (fsi_is_clk_master(fsi))
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set_rate(dev, fsi_is_port_a(fsi), fsi->rate, 0);
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fsi_set_master_clk(dev, fsi, fsi->rate, 0);
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}
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static void __fsi_resume(struct fsi_priv *fsi,
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struct device *dev,
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set_rate_func set_rate)
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struct device *dev)
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{
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fsi_reg_write(fsi, DO_FMT, fsi->saved_do_fmt);
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fsi_reg_write(fsi, DI_FMT, fsi->saved_di_fmt);
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@ -1325,18 +1337,17 @@ static void __fsi_resume(struct fsi_priv *fsi,
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fsi_reg_write(fsi, OUT_SEL, fsi->saved_out_sel);
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if (fsi_is_clk_master(fsi))
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set_rate(dev, fsi_is_port_a(fsi), fsi->rate, 1);
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fsi_set_master_clk(dev, fsi, fsi->rate, 1);
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}
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static int fsi_suspend(struct device *dev)
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{
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struct fsi_master *master = dev_get_drvdata(dev);
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set_rate_func set_rate = fsi_get_info_set_rate(master);
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pm_runtime_get_sync(dev);
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__fsi_suspend(&master->fsia, dev, set_rate);
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__fsi_suspend(&master->fsib, dev, set_rate);
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__fsi_suspend(&master->fsia, dev);
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__fsi_suspend(&master->fsib, dev);
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master->saved_a_mclk = fsi_core_read(master, a_mclk);
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master->saved_b_mclk = fsi_core_read(master, b_mclk);
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@ -1355,7 +1366,6 @@ static int fsi_suspend(struct device *dev)
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static int fsi_resume(struct device *dev)
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{
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struct fsi_master *master = dev_get_drvdata(dev);
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set_rate_func set_rate = fsi_get_info_set_rate(master);
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pm_runtime_get_sync(dev);
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@ -1368,8 +1378,8 @@ static int fsi_resume(struct device *dev)
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fsi_core_mask_set(master, iemsk, 0xffff, master->saved_iemsk);
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fsi_core_mask_set(master, imsk, 0xffff, master->saved_imsk);
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__fsi_resume(&master->fsia, dev, set_rate);
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__fsi_resume(&master->fsib, dev, set_rate);
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__fsi_resume(&master->fsia, dev);
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__fsi_resume(&master->fsib, dev);
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pm_runtime_put_sync(dev);
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