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tools/intel_audio_dump: add support for Skylake

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This patch adds support for dumping audio registers of Skylake.

Signed-off-by: Lu, Han <han.lu@intel.com>
This commit is contained in:
Lu, Han 2015-02-12 08:41:59 +08:00 committed by Zhenyu Wang
parent cd6644230b
commit e8e28931b1
1 changed files with 65 additions and 2 deletions
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67
tools/intel_audio_dump.c
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@ -362,6 +362,21 @@ static const char * const en_mmio_program[] = {
[1] = "Programming by MMIO debug registers",
};
static const char * const sdi_operate_mode[] = {
[0] = "2T mode with sdi data held for 2 bit clocks",
[1] = "1T mode with sdi data held for 1 bit clock only",
};
static const char * const bclk_96mhz[] = {
[0] = "iDisplay audio link 96MHz bclk off",
[1] = "iDisplay audio link 96MHz bclk on",
};
static const char * const bclk_48mhz[] = {
[0] = "iDisplay audio link 48MHz bclk off",
[1] = "iDisplay audio link 48MHz bclk on",
};
static const char * const audio_dp_dip_status[] = {
[0] = "audfc dp fifo full",
[1] = "audfc dp fifo empty",
@ -1293,6 +1308,7 @@ static void dump_cpt(void)
#define AUD_CNTL_ST_B (AUD_CNTL_ST_A + PIPE_OFS)
#define AUD_CNTL_ST2 0x0c0
#define AUD_HDMIW_STATUS 0x0d4
#define AUD_FREQ_CNTRL 0x900
/* Audio config registers of Haswell+ */
#define AUD_TCA_CONFIG AUD_CONFIG_A
@ -1335,6 +1351,20 @@ static void dump_cpt(void)
#define AUD_TCA_M_CTS 0xf44
#define AUD_TCB_M_CTS 0xf54
#define AUD_TCC_M_CTS 0xf64
#define AUD_HDA_DMA_REG 0xe00
#define AUD_HDA_LPIB0_REG 0xe04
#define AUD_HDA_LPIB1_REG 0xe08
#define AUD_HDA_LPIB2_REG 0xe0c
#define AUD_HDA_EXTRA_REG 0xe10
#define AUD_FPGA_CRC_CTL_A 0xf14
#define AUD_FPGA_CRC_CTL_B 0xf24
#define AUD_FPGA_CRC_CTL_C 0xf34
#define AUD_FPGA_CRC_RESULT_A 0xf18
#define AUD_FPGA_CRC_RESULT_B 0xf28
#define AUD_FPGA_CRC_RESULT_C 0xf38
#define AUD_DFT_MVAL_REG 0xe20
#define AUD_DFT_NVAL_REG 0xe24
#define AUD_DFT_LOAD_REG 0xe28
/* Common functions to dump audio registers */
#define MAX_PREFIX_SIZE 128
@ -2101,6 +2131,14 @@ static void parse_bdw_audio_chicken_bit_reg(uint32_t dword)
printf("%s\n", OPNAME(en_mmio_program, BIT(dword, 0)));
}
static void parse_skl_audio_freq_cntrl_reg(uint32_t dword)
{
printf("\t");
printf("%s\n\t", OPNAME(sdi_operate_mode, BIT(dword, 15)));
printf("%s\n\t", OPNAME(bclk_96mhz, BIT(dword, 4)));
printf("%s\n", OPNAME(bclk_48mhz, BIT(dword, 3)));
}
/* Dump audio registers for Haswell and its successors (eg. Broadwell).
* Their register layout are same in the north display engine.
*/
@ -2162,6 +2200,8 @@ static void dump_hsw_plus(void)
dump_aud_reg(AUD_TCA_EDID_DATA, "Audio EDID Data Block - Transcoder A");
dump_aud_reg(AUD_TCB_EDID_DATA, "Audio EDID Data Block - Transcoder B");
dump_aud_reg(AUD_TCC_EDID_DATA, "Audio EDID Data Block - Transcoder C");
if (IS_SKYLAKE(devid))
dump_aud_reg(AUD_FREQ_CNTRL, "Audio BCLK Frequency Control");
dump_aud_reg(AUD_TCA_INFOFR, "Audio Widget Data Island Packet - Transcoder A");
dump_aud_reg(AUD_TCB_INFOFR, "Audio Widget Data Island Packet - Transcoder B");
dump_aud_reg(AUD_TCC_INFOFR, "Audio Widget Data Island Packet - Transcoder C");
@ -2192,6 +2232,22 @@ static void dump_hsw_plus(void)
dump_aud_reg(AUD_TCA_M_CTS, "Audio M CTS Read Back Transcoder A");
dump_aud_reg(AUD_TCB_M_CTS, "Audio M CTS Read Back Transcoder B");
dump_aud_reg(AUD_TCC_M_CTS, "Audio M CTS Read Back Transcoder C");
if (IS_SKYLAKE(devid)) {
dump_aud_reg(AUD_HDA_DMA_REG, "Audio HD Audio DMA Control Register");
dump_aud_reg(AUD_HDA_LPIB0_REG, "Audio HD Audio Stream0 Link Position in Buffer");
dump_aud_reg(AUD_HDA_LPIB1_REG, "Audio HD Audio Stream1 Link Position in Buffer");
dump_aud_reg(AUD_HDA_LPIB2_REG, "Audio HD Audio Stream2 Link Position in Buffer");
dump_aud_reg(AUD_HDA_EXTRA_REG, "Audio HD Audio Extra Register");
dump_aud_reg(AUD_FPGA_CRC_CTL_A, "Audio FPGA Pipe A CRC Control");
dump_aud_reg(AUD_FPGA_CRC_CTL_B, "Audio FPGA Pipe B CRC Control");
dump_aud_reg(AUD_FPGA_CRC_CTL_C, "Audio FPGA Pipe C CRC Control");
dump_aud_reg(AUD_FPGA_CRC_RESULT_A, "Audio FPGA Pipe A CRC Result");
dump_aud_reg(AUD_FPGA_CRC_RESULT_B, "Audio FPGA Pipe B CRC Result");
dump_aud_reg(AUD_FPGA_CRC_RESULT_C, "Audio FPGA Pipe C CRC Result");
dump_aud_reg(AUD_DFT_MVAL_REG, "Audio DFT M Value Register");
dump_aud_reg(AUD_DFT_NVAL_REG, "Audio DFT N Value Register");
dump_aud_reg(AUD_DFT_LOAD_REG, "Audio DFT LOAD Register");
}
printf("\nDetails:\n\n");
@ -2272,6 +2328,11 @@ static void dump_hsw_plus(void)
if (BIT(dword, i))
printf("%s\n\t", audio_dp_dip_status[i]);
printf("\n");
dword = read_aud_reg(AUD_FREQ_CNTRL);
printf("AUD_FREQ_CNTRL Audio BCLK Frequency Control: %08x\n", dword);
if (IS_SKYLAKE(devid))
parse_skl_audio_freq_cntrl_reg(dword);
}
/* offset of hotplug enable */
@ -2418,9 +2479,11 @@ int main(int argc, char **argv)
if (IS_VALLEYVIEW(devid)) {
printf("Valleyview audio registers:\n\n");
dump_ironlake();
} else if (IS_BROADWELL(devid) || IS_HASWELL(devid)) {
} else if (IS_SKYLAKE(devid)
|| IS_BROADWELL(devid) || IS_HASWELL(devid)) {
printf("%s audio registers:\n\n",
IS_BROADWELL(devid) ? "Broadwell" : "Haswell");
IS_SKYLAKE(devid) ? "Skylake" :
(IS_BROADWELL(devid) ? "Broadwell" : "Haswell"));
dump_hsw_plus();
} else if (IS_GEN6(devid) || IS_GEN7(devid)
|| getenv("HAS_PCH_SPLIT")) {