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ASoc: tegra-alt: ADMA channel property parsing

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Add code to use the ADMA start channel number from DT
entry nvidia,adma_ch_start

Jira EMA-413

Change-Id: Iec098d133226f70e455dd8ff0b706636f678ab2f
Signed-off-by: Uday Gupta <udayg@nvidia.com>
Reviewed-on: http://git-master/r/1477152
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Uday Gupta
2017-05-08 10:51:57 +05:30
committed by Sameer Pujar
parent 104d2c7cea
commit f070dc4c40
1 changed files with 10 additions and 1 deletions
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11
sound/soc/tegra-alt/tegra210_adsp_alt.c
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@@ -157,6 +157,7 @@ struct tegra210_adsp {
int init_done;
int adsp_started;
uint32_t adma_ch_page;
uint32_t adma_ch_start;
struct tegra210_adsp_path {
uint32_t fe_reg;
uint32_t be_reg;
@@ -821,7 +822,7 @@ static int tegra210_adsp_app_init(struct tegra210_adsp *adsp,
#ifdef CONFIG_SND_SOC_TEGRA_VIRT_IVC_COMM
if (of_device_is_compatible(node,
"nvidia,tegra210-adsp-audio-hv"))
app->adma_chan += TEGRA210_ADSP_ADMA_CHANNEL_START_HV;
app->adma_chan += adsp->adma_ch_start;
else
#endif
app->adma_chan += TEGRA210_ADSP_ADMA_CHANNEL_START;
@@ -4404,6 +4405,7 @@ static int tegra210_adsp_audio_platform_probe(struct platform_device *pdev)
int i, j, wt_idx, mux_idx, ret = 0;
unsigned int compr_ops = 1;
uint32_t adma_ch_page = 0;
uint32_t adma_ch_start = TEGRA210_ADSP_ADMA_CHANNEL_START_HV;
char plugin_info[20];
pr_info("tegra210_adsp_audio_platform_probe: platform probe started\n");
@@ -4581,6 +4583,13 @@ static int tegra210_adsp_audio_platform_probe(struct platform_device *pdev)
}
adsp->adma_ch_page = adma_ch_page;
if (of_property_read_u32_index(pdev->dev.of_node,
"nvidia,adma_ch_start", 0, &adma_ch_start)) {
dev_info(&pdev->dev, "adma channel start dt entry not found\n");
dev_info(&pdev->dev, "using adma channels from 16\n");
}
adsp->adma_ch_start = adma_ch_start;
ret = snd_soc_register_platform(&pdev->dev, &tegra210_adsp_platform);
if (ret) {
dev_err(&pdev->dev, "Could not register platform: %d\n", ret);