diff options
Diffstat (limited to 'sound/x86/intel_hdmi_lpe_audio.h')
| -rw-r--r-- | sound/x86/intel_hdmi_lpe_audio.h | 25 |
1 files changed, 10 insertions, 15 deletions
diff --git a/sound/x86/intel_hdmi_lpe_audio.h b/sound/x86/intel_hdmi_lpe_audio.h index be9783910a3a..ca4212dca94e 100644 --- a/sound/x86/intel_hdmi_lpe_audio.h +++ b/sound/x86/intel_hdmi_lpe_audio.h @@ -28,13 +28,13 @@ #define HAD_MAX_CHANNEL 8 #define HAD_NUM_OF_RING_BUFS 4 -/* Assume 192KHz, 8channel, 25msec period */ -#define HAD_MAX_BUFFER (600*1024) -#define HAD_MIN_BUFFER (32*1024) -#define HAD_MAX_PERIODS 4 -#define HAD_MIN_PERIODS 4 -#define HAD_MAX_PERIOD_BYTES (HAD_MAX_BUFFER/HAD_MIN_PERIODS) -#define HAD_MIN_PERIOD_BYTES 256 +/* max 20bit address, aligned to 64 */ +#define HAD_MAX_BUFFER ((1024 * 1024 - 1) & ~0x3f) +#define HAD_DEFAULT_BUFFER (600 * 1024) /* default prealloc size */ +#define HAD_MAX_PERIODS 256 /* arbitrary, but should suffice */ +#define HAD_MIN_PERIODS 2 +#define HAD_MAX_PERIOD_BYTES ((HAD_MAX_BUFFER / HAD_MIN_PERIODS) & ~0x3f) +#define HAD_MIN_PERIOD_BYTES 1024 /* might be smaller */ #define HAD_FIFO_SIZE 0 /* fifo not being used */ #define MAX_SPEAKERS 8 @@ -82,14 +82,6 @@ /* Naud Value */ #define DP_NAUD_VAL 32768 -/* enum intel_had_aud_buf_type - HDMI controller ring buffer types */ -enum intel_had_aud_buf_type { - HAD_BUF_TYPE_A = 0, - HAD_BUF_TYPE_B = 1, - HAD_BUF_TYPE_C = 2, - HAD_BUF_TYPE_D = 3, -}; - /* HDMI Controller register offsets - audio domain common */ /* Base address for below regs = 0x65000 */ enum hdmi_ctrl_reg_offset_common { @@ -274,6 +266,9 @@ union aud_buf_addr { u32 regval; }; +#define AUD_BUF_VALID (1U << 0) +#define AUD_BUF_INTR_EN (1U << 1) + /* Length of Audio Buffer */ union aud_buf_len { struct { |
