{soc/intel/common,sb/intel/lynxpoint}/hda_verb.c: Reduce differences
Change-Id: Ie63d7671eb19f0d4c4f67dfe242193e7949afdea Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr> Reviewed-on: https://review.coreboot.org/c/coreboot/+/44392 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Patrick Rudolph <siro@das-labor.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
This commit is contained in:
Elyes HAOUAS
Patrick Georgi
parent
6ea24ffa8f
commit
a3022056a2
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@ -7,9 +7,6 @@
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#include "hda_verb.h"
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/*
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* Set bits in a register and wait for status
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*/
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static int set_bits(void *port, u32 mask, u32 val)
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{
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u32 reg32;
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@ -22,9 +19,7 @@ static int set_bits(void *port, u32 mask, u32 val)
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reg32 |= val;
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write32(port, reg32);
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/* Wait for readback of register to
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* match what was just written to it
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*/
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/* Wait for readback of register to match what was just written to it */
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count = 50;
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do {
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/* Wait 1ms based on BKDG wait time */
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@ -39,9 +34,6 @@ static int set_bits(void *port, u32 mask, u32 val)
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return 0;
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}
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/*
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* Probe for supported codecs
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*/
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int hda_codec_detect(u8 *base)
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{
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u8 reg8;
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@ -83,18 +75,16 @@ no_codec:
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}
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/*
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* Wait 50usec for the codec to indicate it is ready
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* no response would imply that the codec is non-operative
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* Wait 50usec for the codec to indicate it is ready.
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* No response would imply that the codec is non-operative.
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*/
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static int hda_wait_for_ready(u8 *base)
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{
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/* Use a 50 usec timeout - the Linux kernel uses the
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* same duration */
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/* Use a 50 usec timeout - the Linux kernel uses the same duration */
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int timeout = 50;
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while (timeout--) {
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u32 reg32 = read32(base + HDA_ICII_REG);
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u32 reg32 = read32(base + HDA_ICII_REG);
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if (!(reg32 & HDA_ICII_BUSY))
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return 0;
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udelay(1);
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@ -104,27 +94,23 @@ static int hda_wait_for_ready(u8 *base)
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}
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/*
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* Wait 50usec for the codec to indicate that it accepted
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* the previous command. No response would imply that the code
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* is non-operative
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* Wait 50usec for the codec to indicate that it accepted the previous command.
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* No response would imply that the code is non-operative.
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*/
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static int hda_wait_for_valid(u8 *base)
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{
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u32 reg32;
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/* Use a 50 usec timeout - the Linux kernel uses the same duration */
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int timeout = 50;
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/* Send the verb to the codec */
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reg32 = read32(base + HDA_ICII_REG);
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reg32 |= HDA_ICII_BUSY | HDA_ICII_VALID;
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write32(base + HDA_ICII_REG, reg32);
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/* Use a 50 usec timeout - the Linux kernel uses the
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* same duration */
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int timeout = 50;
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while (timeout--) {
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reg32 = read32(base + HDA_ICII_REG);
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if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) ==
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HDA_ICII_VALID)
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if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == HDA_ICII_VALID)
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return 0;
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udelay(1);
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}
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@ -177,9 +163,6 @@ static u32 hda_find_verb(u32 verb_table_bytes,
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return 0;
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}
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/*
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* Write a supplied verb table
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*/
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int hda_codec_write(u8 *base, u32 size, const u32 *data)
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{
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int i;
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@ -197,9 +180,6 @@ int hda_codec_write(u8 *base, u32 size, const u32 *data)
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return 0;
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}
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/*
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* Initialize codec, then find the verb table and write it
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*/
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int hda_codec_init(u8 *base, int addr, int verb_size, const u32 *verb_data)
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{
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const u32 *verb;
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@ -4,12 +4,10 @@
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#include <device/azalia_device.h>
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#include <device/mmio.h>
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#include <delay.h>
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#include "pch.h"
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#include "hda_verb.h"
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/**
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* Set bits in a register and wait for status
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*/
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static int set_bits(void *port, u32 mask, u32 val)
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{
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u32 reg32;
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@ -22,9 +20,7 @@ static int set_bits(void *port, u32 mask, u32 val)
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reg32 |= val;
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write32(port, reg32);
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/* Wait for readback of register to
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* match what was just written to it
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*/
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/* Wait for readback of register to match what was just written to it */
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count = 50;
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do {
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/* Wait 1ms based on BKDG wait time */
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@ -39,9 +35,6 @@ static int set_bits(void *port, u32 mask, u32 val)
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return 0;
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}
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/**
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* Probe for supported codecs
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*/
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int hda_codec_detect(u8 *base)
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{
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u8 reg8;
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@ -69,19 +62,17 @@ no_codec:
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return 0;
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}
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/**
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* Wait 50usec for the codec to indicate it is ready
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* no response would imply that the codec is non-operative
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/*
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* Wait 50usec for the codec to indicate it is ready.
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* No response would imply that the codec is non-operative.
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*/
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static int hda_wait_for_ready(u8 *base)
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{
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/* Use a 50 usec timeout - the Linux kernel uses the
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* same duration */
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/* Use a 50 usec timeout - the Linux kernel uses the same duration */
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int timeout = 50;
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while (timeout--) {
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u32 reg32 = read32(base + HDA_ICII_REG);
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u32 reg32 = read32(base + HDA_ICII_REG);
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if (!(reg32 & HDA_ICII_BUSY))
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return 0;
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udelay(1);
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@ -90,28 +81,24 @@ static int hda_wait_for_ready(u8 *base)
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return -1;
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}
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/**
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* Wait 50usec for the codec to indicate that it accepted
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* the previous command. No response would imply that the code
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* is non-operative
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/*
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* Wait 50usec for the codec to indicate that it accepted the previous command.
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* No response would imply that the code is non-operative.
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*/
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static int hda_wait_for_valid(u8 *base)
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{
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u32 reg32;
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/* Use a 50 usec timeout - the Linux kernel uses the same duration */
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int timeout = 50;
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/* Send the verb to the codec */
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reg32 = read32(base + HDA_ICII_REG);
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reg32 |= HDA_ICII_BUSY | HDA_ICII_VALID;
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write32(base + HDA_ICII_REG, reg32);
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/* Use a 50 usec timeout - the Linux kernel uses the
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* same duration */
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int timeout = 50;
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while (timeout--) {
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reg32 = read32(base + HDA_ICII_REG);
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if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) ==
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HDA_ICII_VALID)
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if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == HDA_ICII_VALID)
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return 0;
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udelay(1);
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}
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@ -119,7 +106,7 @@ static int hda_wait_for_valid(u8 *base)
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return -1;
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}
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/**
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/*
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* Find a specific entry within a verb table
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*
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* @param verb_table_bytes: verb table size in bytes
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@ -148,7 +135,7 @@ static u32 hda_find_verb(u32 verb_table_bytes,
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const u32 *verb_table_data,
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u32 viddid, const u32 **verb)
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{
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int idx=0;
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int idx = 0;
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while (idx < (verb_table_bytes / sizeof(u32))) {
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u32 verb_size = 4 * verb_table_data[idx+2]; // in u32
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@ -164,9 +151,6 @@ static u32 hda_find_verb(u32 verb_table_bytes,
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return 0;
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}
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/**
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* Write a supplied verb table
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*/
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int hda_codec_write(u8 *base, u32 size, const u32 *data)
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{
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int i;
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@ -184,9 +168,6 @@ int hda_codec_write(u8 *base, u32 size, const u32 *data)
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return 0;
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}
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/**
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* Initialize codec, then find the verb table and write it
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*/
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int hda_codec_init(u8 *base, int addr, int verb_size, const u32 *verb_data)
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{
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const u32 *verb;
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