static void wcd9xxx_clsh_state_hph_r(struct snd_soc_codec *codec, struct wcd9xxx_clsh_cdc_data *clsh_d, u8 req_state, bool is_enable) { pr_debug("%s: enter %s, state %d, req_state %d\n", __func__, is_enable ? "enable" : "disable", clsh_d->state, req_state); if (is_enable) { wcd9xxx_cfg_clsh_param_common(codec); wcd9xxx_cfg_clsh_param_hph(codec); wcd9xxx_enable_clsh_block(codec, clsh_d, true); wcd9xxx_chargepump_request(codec, true); wcd9xxx_enable_anc_delay(codec, true); wcd9xxx_clsh_comp_req(codec, clsh_d, CLSH_COMPUTE_HPH_R, true); wcd9xxx_set_buck_mode(codec, BUCK_VREF_0P494V); wcd9xxx_enable_buck(codec, clsh_d, true); wcd9xxx_set_fclk_get_ncp(codec, clsh_d, NCP_FCLK_LEVEL_8); dev_dbg(codec->dev, "%s: Done\n", __func__); } else { wcd9xxx_set_fclk_put_ncp(codec, clsh_d, NCP_FCLK_LEVEL_8); wcd9xxx_enable_buck(codec, clsh_d, false); wcd9xxx_clsh_comp_req(codec, clsh_d, CLSH_COMPUTE_HPH_R, false); wcd9xxx_chargepump_request(codec, false); wcd9xxx_enable_clsh_block(codec, clsh_d, false); } }
static void wcd9xxx_clsh_state_ear(struct snd_soc_codec *codec, struct wcd9xxx_clsh_cdc_data *clsh_d, u8 req_state, bool is_enable) { pr_debug("%s: enter %s\n", __func__, is_enable ? "enable" : "disable"); if (is_enable) { wcd9xxx_cfg_clsh_param_common(codec); wcd9xxx_cfg_clsh_param_ear(codec); wcd9xxx_enable_clsh_block(codec, clsh_d, true); wcd9xxx_chargepump_request(codec, true); wcd9xxx_enable_anc_delay(codec, true); wcd9xxx_clsh_comp_req(codec, clsh_d, CLSH_COMPUTE_EAR, true); wcd9xxx_set_buck_mode(codec, BUCK_VREF_2V); wcd9xxx_enable_buck(codec, clsh_d, true); wcd9xxx_set_fclk_get_ncp(codec, clsh_d, NCP_FCLK_LEVEL_8); dev_dbg(codec->dev, "%s: Enabled ear mode class h\n", __func__); } else { dev_dbg(codec->dev, "%s: stub fallback to ear\n", __func__); wcd9xxx_set_fclk_put_ncp(codec, clsh_d, NCP_FCLK_LEVEL_8); wcd9xxx_enable_buck(codec, clsh_d, false); #ifdef CONFIG_MACH_URSA wcd9xxx_clsh_comp_req(codec, clsh_d, CLSH_COMPUTE_EAR, false); #else wcd9xxx_clsh_comp_req(codec, clsh_d, CLSH_COMPUTE_EAR, true); #endif wcd9xxx_chargepump_request(codec, false); wcd9xxx_enable_clsh_block(codec, clsh_d, false); } }
static void wcd9xxx_clsh_state_lo(struct snd_soc_codec *codec, struct wcd9xxx_clsh_cdc_data *clsh_d, u8 req_state, bool is_enable) { /* TODO. Read from device tree */ clsh_d->buck_mv = WCD9XXX_CDC_BUCK_MV_2P15; if (is_enable) { wcd9xxx_set_buck_mode(codec, BUCK_VREF_1P8V); wcd9xxx_enable_buck(codec, clsh_d, true); wcd9xxx_set_fclk_get_ncp(codec, clsh_d, NCP_FCLK_LEVEL_5); if (clsh_d->buck_mv == WCD9XXX_CDC_BUCK_MV_1P8) { wcd9xxx_enable_buck(codec, clsh_d, false); snd_soc_update_bits(codec, WCD9XXX_A_NCP_STATIC, 1 << 4, 1 << 4); msleep(NCP_SETTLE_TIME_US); } else { msleep(NCP_SETTLE_TIME_US); snd_soc_update_bits(codec, WCD9XXX_A_BUCK_MODE_5, 0x01, 0x01); snd_soc_update_bits(codec, WCD9XXX_A_BUCK_MODE_5, 0xFB, (0x02 << 2)); } snd_soc_update_bits(codec, WCD9XXX_A_BUCK_MODE_1, 0x04, 0x00); } else { dev_dbg(codec->dev, "%s: stub fallback to lineout\n", __func__); wcd9xxx_set_fclk_put_ncp(codec, clsh_d, NCP_FCLK_LEVEL_5); if (clsh_d->buck_mv != WCD9XXX_CDC_BUCK_MV_1P8) wcd9xxx_enable_buck(codec, clsh_d, false); } }
static void wcd9xxx_clsh_state_ear(struct snd_soc_codec *codec, struct wcd9xxx_clsh_cdc_data *clsh_d, u8 req_state, bool is_enable) { if (is_enable) { wcd9xxx_cfg_clsh_param_common(codec); wcd9xxx_cfg_clsh_param_ear(codec); wcd9xxx_enable_clsh_block(codec, clsh_d, true); wcd9xxx_chargepump_request(codec, true); wcd9xxx_enable_anc_delay(codec, true); wcd9xxx_clsh_computation_request(codec, CLSH_COMPUTE_EAR, true); wcd9xxx_set_buck_mode(codec, BUCK_VREF_2V); wcd9xxx_enable_buck(codec, clsh_d, true); wcd9xxx_set_fclk_get_ncp(codec, clsh_d, NCP_FCLK_LEVEL_8); dev_dbg(codec->dev, "%s: Enabled ear mode class h\n", __func__); } else { dev_dbg(codec->dev, "%s: stub fallback to ear\n", __func__); wcd9xxx_set_fclk_put_ncp(codec, clsh_d, NCP_FCLK_LEVEL_8); wcd9xxx_enable_buck(codec, clsh_d, false); wcd9xxx_clsh_computation_request(codec, CLSH_COMPUTE_EAR, true); wcd9xxx_chargepump_request(codec, false); wcd9xxx_enable_clsh_block(codec, clsh_d, false); } }
static void wcd9xxx_clsh_state_ear_lo(struct snd_soc_codec *codec, struct wcd9xxx_clsh_cdc_data *clsh_d, u8 req_state, bool is_enable) { dev_dbg(codec->dev, "%s: enter %s\n", __func__, is_enable ? "enable" : "disable"); if (is_enable) { wcd9xxx_dynamic_bypass_buck_ctrl(codec, false); wcd9xxx_enable_buck(codec, clsh_d, true); if (req_state & WCD9XXX_CLSH_STATE_EAR) { wcd9xxx_set_fclk_get_ncp(codec, clsh_d, NCP_FCLK_LEVEL_8); wcd9xxx_ncp_bypass_enable(codec, true); wcd9xxx_enable_clsh_block(codec, clsh_d, true); wcd9xxx_chargepump_request(codec, true); wcd9xxx_enable_anc_delay(codec, true); wcd9xxx_clsh_comp_req(codec, clsh_d, CLSH_COMPUTE_EAR, true); } } else { wcd9xxx_set_fclk_put_ncp(codec, clsh_d, NCP_FCLK_LEVEL_8); wcd9xxx_ncp_bypass_enable(codec, false); if (req_state & WCD9XXX_CLSH_STATE_LO) { snd_soc_update_bits(codec, WCD9XXX_A_NCP_STATIC, 0x20, 0x00); wcd9xxx_dynamic_bypass_buck_ctrl(codec, true); } else if (req_state & WCD9XXX_CLSH_STATE_EAR) { wcd9xxx_clsh_comp_req(codec, clsh_d, CLSH_COMPUTE_EAR, false); /*sleep 5ms*/ if (clsh_d->buck_mv == WCD9XXX_CDC_BUCK_MV_1P8) { wcd9xxx_enable_buck(codec, clsh_d, false); wcd9xxx_ncp_bypass_enable(codec, true); } else { /* NCP settle time recommended by codec spec */ usleep_range(NCP_SETTLE_TIME_US, NCP_SETTLE_TIME_US + 10); wcd9xxx_clsh_set_Iest(codec, 0x02); } snd_soc_update_bits(codec, WCD9XXX_A_BUCK_MODE_1, 0x04, 0x00); snd_soc_update_bits(codec, WCD9XXX_A_BUCK_MODE_4, 0xFF, BUCK_VREF_1P8V); } } }
static void wcd9xxx_clsh_state_lo(struct snd_soc_codec *codec, struct wcd9xxx_clsh_cdc_data *clsh_d, u8 req_state, bool is_enable) { pr_debug("%s: enter %s, buck_mv %d\n", __func__, is_enable ? "enable" : "disable", clsh_d->buck_mv); if (is_enable) { wcd9xxx_set_buck_mode(codec, BUCK_VREF_1P8V); wcd9xxx_enable_buck(codec, clsh_d, true); wcd9xxx_set_fclk_get_ncp(codec, clsh_d, NCP_FCLK_LEVEL_5); if (clsh_d->buck_mv == WCD9XXX_CDC_BUCK_MV_1P8) { wcd9xxx_enable_buck(codec, clsh_d, false); snd_soc_update_bits(codec, WCD9XXX_A_NCP_STATIC, 1 << 4, 1 << 4); /* NCP settle time recommended by codec specification */ usleep_range(NCP_SETTLE_TIME_US, NCP_SETTLE_TIME_US + 10); } else { /* NCP settle time recommended by codec specification */ usleep_range(NCP_SETTLE_TIME_US, NCP_SETTLE_TIME_US + 10); snd_soc_update_bits(codec, WCD9XXX_A_BUCK_MODE_5, 0x01, (0x01 & 0x03)); snd_soc_update_bits(codec, WCD9XXX_A_BUCK_MODE_5, 0xFC, (0xFC & 0xB)); } snd_soc_update_bits(codec, WCD9XXX_A_BUCK_MODE_1, 0x04, 0x00); } else { dev_dbg(codec->dev, "%s: stub fallback to lineout\n", __func__); wcd9xxx_set_fclk_put_ncp(codec, clsh_d, NCP_FCLK_LEVEL_5); if (clsh_d->buck_mv != WCD9XXX_CDC_BUCK_MV_1P8) wcd9xxx_enable_buck(codec, clsh_d, false); } }
static void wcd9xxx_clsh_state_hph_lo(struct snd_soc_codec *codec, struct wcd9xxx_clsh_cdc_data *clsh_d, u8 req_state, bool is_enable) { dev_dbg(codec->dev, "%s: enter %s\n", __func__, is_enable ? "enable" : "disable"); if (is_enable) { if ((clsh_d->state == WCD9XXX_CLSH_STATE_LO) || (req_state == WCD9XXX_CLSH_STATE_LO)) { wcd9xxx_dynamic_bypass_buck_ctrl(codec, false); wcd9xxx_enable_buck(codec, clsh_d, true); wcd9xxx_set_fclk_get_ncp(codec, clsh_d, NCP_FCLK_LEVEL_8); if (req_state & WCD9XXX_CLSH_STATE_HPH_ST) { wcd9xxx_ncp_bypass_enable(codec, true); wcd9xxx_enable_clsh_block(codec, clsh_d, true); wcd9xxx_chargepump_request(codec, true); wcd9xxx_enable_anc_delay(codec, true); } } if (req_state == WCD9XXX_CLSH_STATE_HPHL) wcd9xxx_clsh_comp_req(codec, clsh_d, CLSH_COMPUTE_HPH_L, true); if (req_state == WCD9XXX_CLSH_STATE_HPHR) wcd9xxx_clsh_comp_req(codec, clsh_d, CLSH_COMPUTE_HPH_R, true); } else { switch (req_state) { case WCD9XXX_CLSH_STATE_LO: snd_soc_update_bits(codec, WCD9XXX_A_NCP_STATIC, 0x20, 0x00); wcd9xxx_dynamic_bypass_buck_ctrl(codec, true); break; case WCD9XXX_CLSH_STATE_HPHL: wcd9xxx_clsh_comp_req(codec, clsh_d, CLSH_COMPUTE_HPH_L, false); break; case WCD9XXX_CLSH_STATE_HPHR: wcd9xxx_clsh_comp_req(codec, clsh_d, CLSH_COMPUTE_HPH_R, false); break; default: dev_dbg(codec->dev, "%s:Invalid state:0x%x,enable:0x%x\n", __func__, req_state, is_enable); break; } if ((req_state == WCD9XXX_CLSH_STATE_LO) || ((clsh_d->state & (~req_state)) == WCD9XXX_CLSH_STATE_LO)) { wcd9xxx_set_fclk_put_ncp(codec, clsh_d, NCP_FCLK_LEVEL_8); wcd9xxx_ncp_bypass_enable(codec, false); if (req_state & WCD9XXX_CLSH_STATE_HPH_ST) { usleep_range(BUCK_SETTLE_TIME_US, BUCK_SETTLE_TIME_US + 10); if (clsh_d->buck_mv == WCD9XXX_CDC_BUCK_MV_1P8) { wcd9xxx_enable_buck(codec, clsh_d, false); wcd9xxx_ncp_bypass_enable(codec, true); } else { /* *NCP settle time recommended by codec *specification */ usleep_range(NCP_SETTLE_TIME_US, NCP_SETTLE_TIME_US + 10); wcd9xxx_clsh_set_Iest(codec, 0x02); } snd_soc_update_bits(codec, WCD9XXX_A_BUCK_MODE_1, 0x04, 0x00); snd_soc_update_bits(codec, WCD9XXX_A_BUCK_MODE_4, 0xFF, BUCK_VREF_1P8V); } } } }