From 97e5cf6006077d2ea1b58b5d7993756e9ec1c8b4 Mon Sep 17 00:00:00 2001 From: Mengdong Lin Date: Tue, 13 Aug 2013 00:22:24 -0400 Subject: intel_audio_dump/bdw: dump audio DP and DIP FIFO debug status Signed-off-by: Mengdong Lin Reviewed-by: Xingchao Wang Signed-off-by: Ben Widawsky --- tools/intel_audio_dump.c | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) (limited to 'tools/intel_audio_dump.c') diff --git a/tools/intel_audio_dump.c b/tools/intel_audio_dump.c index 3475caaa..619734cd 100644 --- a/tools/intel_audio_dump.c +++ b/tools/intel_audio_dump.c @@ -315,6 +315,28 @@ static const char * const en_mmio_program[] = { [1] = "Programming by MMIO debug registers", }; +static const char * const audio_dp_dip_status[] = { + [0] = "audfc dp fifo full", + [1] = "audfc dp fifo empty", + [2] = "audfc dp fifo overrun", + [3] = "audfc dip fifo full", + [4] = "audfc dp fifo empty cd", + [5] = "audfb dp fifo full", + [6] = "audfb dp fifo empty", + [7] = "audfb dp fifo overrun", + [8] = "audfb dip fifo full", + [9] = "audfb dp fifo empty cd", + [10] = "audfa dp fifo full", + [11] = "audfa dp fifo empty", + [12] = "audfa dp fifo overrun", + [13] = "audfa dip fifo full", + [14] = "audfa dp fifo empty cd", + [15] = "Pipe c audio overflow", + [16] = "Pipe b audio overflow", + [17] = "Pipe a audio overflow", + [31] = 0, +}; + static void do_self_tests(void) { if (BIT(1, 0) != 1) @@ -1632,6 +1654,7 @@ static void dump_cpt(void) #define AUD_IRII 0x65f04 #define AUD_ICS 0x65f08 #define AUD_CHICKENBIT_REG 0x65f10 +#define AUD_DP_DIP_STATUS 0x65f20 /* Video DIP Control */ #define VIDEO_DIP_CTL_A 0x60200 @@ -2002,6 +2025,7 @@ static void parse_bdw_audio_chicken_bit_reg(uint32_t dword) static void dump_hsw_plus(void) { uint32_t dword; + int i; /* HSW DDI Buffer */ dump_reg(DDI_BUF_CTL_A, "DDI Buffer Controler A"); @@ -2076,6 +2100,7 @@ static void dump_hsw_plus(void) dump_reg(AUD_IRII, "Audio Immediate Response Input Interface"); dump_reg(AUD_ICS, "Audio Immediate Command Status"); dump_reg(AUD_CHICKENBIT_REG, "Audio Chicken Bit Register"); + dump_reg(AUD_DP_DIP_STATUS, "Audio DP and DIP FIFO Debug Status"); printf("\nDetails:\n\n"); @@ -2151,6 +2176,12 @@ static void dump_hsw_plus(void) if (IS_BROADWELL(devid)) parse_bdw_audio_chicken_bit_reg(dword); + dword = INREG(AUD_DP_DIP_STATUS); + printf("AUD_DP_DIP_STATUS Audio DP & DIP FIFO Status: %08x\n\t", dword); + for (i = 31; i >= 0; i--) + if (BIT(dword, i)) + printf("%s\n\t", audio_dp_dip_status[i]); + printf("\n"); } int main(int argc, char **argv) -- cgit v1.2.3