From 4e94822a5c61d6575237ba16a24a2352218f29b3 Mon Sep 17 00:00:00 2001 From: Angel Pons Date: Wed, 10 Nov 2021 17:26:15 +0100 Subject: [PATCH] sb/intel/i82801gx: Use `azalia_codecs_init()` Use the functionally-equivalent common Azalia code to get rid of redundant code. Change-Id: Icc435dd0c7cef1b458c877b5a64e6dba1d10524c Signed-off-by: Angel Pons Reviewed-on: https://review.coreboot.org/c/coreboot/+/59110 Tested-by: build bot (Jenkins) Reviewed-by: Arthur Heymans --- src/southbridge/intel/i82801gx/Kconfig | 3 + src/southbridge/intel/i82801gx/azalia.c | 98 +------------------------ 2 files changed, 4 insertions(+), 97 deletions(-) diff --git a/src/southbridge/intel/i82801gx/Kconfig b/src/southbridge/intel/i82801gx/Kconfig index 399d7e0bbb..feaf081256 100644 --- a/src/southbridge/intel/i82801gx/Kconfig +++ b/src/southbridge/intel/i82801gx/Kconfig @@ -25,6 +25,9 @@ config SOUTHBRIDGE_INTEL_I82801GX if SOUTHBRIDGE_INTEL_I82801GX +config AZALIA_MAX_CODECS + default 3 + config EHCI_BAR hex default 0xfef00000 diff --git a/src/southbridge/intel/i82801gx/azalia.c b/src/southbridge/intel/i82801gx/azalia.c index 7d4745e9b2..07307444d7 100644 --- a/src/southbridge/intel/i82801gx/azalia.c +++ b/src/southbridge/intel/i82801gx/azalia.c @@ -37,102 +37,6 @@ no_codec: return 0; } -/* - * Wait 50usec for the codec to indicate it is ready. - * No response would imply that the codec is non-operative. - */ - -static int wait_for_ready(u8 *base) -{ - /* Use a 50 usec timeout - the Linux kernel uses the same duration */ - int timeout = 50; - - while (timeout--) { - u32 reg32 = read32(base + HDA_ICII_REG); - if (!(reg32 & HDA_ICII_BUSY)) - return 0; - udelay(1); - } - - return -1; -} - -/* - * Wait 50usec for the codec to indicate that it accepted the previous command. - * No response would imply that the code is non-operative. - */ - -static int wait_for_valid(u8 *base) -{ - u32 reg32; - /* Use a 50 usec timeout - the Linux kernel uses the same duration */ - int timeout = 50; - - /* Send the verb to the codec */ - reg32 = read32(base + HDA_ICII_REG); - reg32 |= HDA_ICII_BUSY | HDA_ICII_VALID; - write32(base + HDA_ICII_REG, reg32); - - while (timeout--) { - reg32 = read32(base + HDA_ICII_REG); - if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == HDA_ICII_VALID) - return 0; - udelay(1); - } - - return -1; -} - -static void codec_init(struct device *dev, u8 *base, int addr) -{ - u32 reg32; - const u32 *verb; - u32 verb_size; - - printk(BIOS_DEBUG, "Azalia: Initializing codec #%d\n", addr); - - /* 1 */ - if (wait_for_ready(base) < 0) { - printk(BIOS_DEBUG, " codec not ready.\n"); - return; - } - - reg32 = (addr << 28) | 0x000f0000; - write32(base + HDA_IC_REG, reg32); - - if (wait_for_valid(base) < 0) { - printk(BIOS_DEBUG, " codec not valid.\n"); - return; - } - - /* 2 */ - reg32 = read32(base + HDA_IR_REG); - printk(BIOS_DEBUG, "Azalia: codec viddid: %08x\n", reg32); - verb_size = azalia_find_verb(cim_verb_data, cim_verb_data_size, reg32, &verb); - - if (!verb_size) { - printk(BIOS_DEBUG, "Azalia: No verb!\n"); - return; - } - printk(BIOS_DEBUG, "Azalia: verb_size: %d\n", verb_size); - - /* 3 */ - azalia_program_verb_table(base, verb, verb_size); - printk(BIOS_DEBUG, "Azalia: verb loaded.\n"); -} - -static void codecs_init(struct device *dev, u8 *base, u32 codec_mask) -{ - int i; - - for (i = 2; i >= 0; i--) { - if (codec_mask & (1 << i)) - codec_init(dev, base, i); - } - - azalia_program_verb_table(base, pc_beep_verbs, pc_beep_verbs_size); -} - static void azalia_init(struct device *dev) { u8 *base; @@ -191,7 +95,7 @@ static void azalia_init(struct device *dev) if (codec_mask) { printk(BIOS_DEBUG, "Azalia: codec_mask = %02x\n", codec_mask); - codecs_init(dev, base, codec_mask); + azalia_codecs_init(dev, base, codec_mask); } }