HAOUAS Elyes has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/44392 )
Change subject: {soc/intel/common,sb/intel/lynxpoint}/hda_verb.c: Reduce differences
......................................................................
{soc/intel/common,sb/intel/lynxpoint}/hda_verb.c: Reduce differences
Change-Id: Ie63d7671eb19f0d4c4f67dfe242193e7949afdea
Signed-off-by: Elyes HAOUAS <ehaouas(a)noos.fr>
---
M src/soc/intel/common/hda_verb.c
M src/southbridge/intel/lynxpoint/hda_verb.c
2 files changed, 29 insertions(+), 44 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/92/44392/1
diff --git a/src/soc/intel/common/hda_verb.c b/src/soc/intel/common/hda_verb.c
index 6c0ace7..80ac489 100644
--- a/src/soc/intel/common/hda_verb.c
+++ b/src/soc/intel/common/hda_verb.c
@@ -22,9 +22,7 @@
reg32 |= val;
write32(port, reg32);
- /* Wait for readback of register to
- * match what was just written to it
- */
+ /* Wait for readback of register to match what was just written to it */
count = 50;
do {
/* Wait 1ms based on BKDG wait time */
@@ -83,18 +81,16 @@
}
/*
- * Wait 50usec for the codec to indicate it is ready
- * no response would imply that the codec is non-operative
+ * Wait 50usec for the codec to indicate it is ready.
+ * No response would imply that the codec is non-operative.
*/
static int hda_wait_for_ready(u8 *base)
{
- /* Use a 50 usec timeout - the Linux kernel uses the
- * same duration */
-
+ /* Use a 50 usec timeout - the Linux kernel uses the same duration */
int timeout = 50;
while (timeout--) {
- u32 reg32 = read32(base + HDA_ICII_REG);
+ u32 reg32 = read32(base + HDA_ICII_REG);
if (!(reg32 & HDA_ICII_BUSY))
return 0;
udelay(1);
@@ -104,27 +100,23 @@
}
/*
- * Wait 50usec for the codec to indicate that it accepted
- * the previous command. No response would imply that the code
- * is non-operative
+ * 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 hda_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);
- /* Use a 50 usec timeout - the Linux kernel uses the
- * same duration */
-
- int timeout = 50;
while (timeout--) {
reg32 = read32(base + HDA_ICII_REG);
- if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) ==
- HDA_ICII_VALID)
+ if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == HDA_ICII_VALID)
return 0;
udelay(1);
}
diff --git a/src/southbridge/intel/lynxpoint/hda_verb.c b/src/southbridge/intel/lynxpoint/hda_verb.c
index 6017d56..85fde86 100644
--- a/src/southbridge/intel/lynxpoint/hda_verb.c
+++ b/src/southbridge/intel/lynxpoint/hda_verb.c
@@ -4,10 +4,11 @@
#include <device/azalia_device.h>
#include <device/mmio.h>
#include <delay.h>
+
#include "pch.h"
#include "hda_verb.h"
-/**
+/*
* Set bits in a register and wait for status
*/
static int set_bits(void *port, u32 mask, u32 val)
@@ -22,9 +23,7 @@
reg32 |= val;
write32(port, reg32);
- /* Wait for readback of register to
- * match what was just written to it
- */
+ /* Wait for readback of register to match what was just written to it */
count = 50;
do {
/* Wait 1ms based on BKDG wait time */
@@ -39,7 +38,7 @@
return 0;
}
-/**
+/*
* Probe for supported codecs
*/
int hda_codec_detect(u8 *base)
@@ -69,19 +68,17 @@
return 0;
}
-/**
- * Wait 50usec for the codec to indicate it is ready
- * no response would imply that the codec is non-operative
+/*
+ * Wait 50usec for the codec to indicate it is ready.
+ * No response would imply that the codec is non-operative.
*/
static int hda_wait_for_ready(u8 *base)
{
- /* Use a 50 usec timeout - the Linux kernel uses the
- * same duration */
-
+ /* Use a 50 usec timeout - the Linux kernel uses the same duration */
int timeout = 50;
while (timeout--) {
- u32 reg32 = read32(base + HDA_ICII_REG);
+ u32 reg32 = read32(base + HDA_ICII_REG);
if (!(reg32 & HDA_ICII_BUSY))
return 0;
udelay(1);
@@ -90,28 +87,24 @@
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
+/*
+ * 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 hda_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);
- /* Use a 50 usec timeout - the Linux kernel uses the
- * same duration */
-
- int timeout = 50;
while (timeout--) {
reg32 = read32(base + HDA_ICII_REG);
- if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) ==
- HDA_ICII_VALID)
+ if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == HDA_ICII_VALID)
return 0;
udelay(1);
}
@@ -119,7 +112,7 @@
return -1;
}
-/**
+/*
* Find a specific entry within a verb table
*
* @param verb_table_bytes: verb table size in bytes
@@ -148,7 +141,7 @@
const u32 *verb_table_data,
u32 viddid, const u32 **verb)
{
- int idx=0;
+ int idx = 0;
while (idx < (verb_table_bytes / sizeof(u32))) {
u32 verb_size = 4 * verb_table_data[idx+2]; // in u32
@@ -164,7 +157,7 @@
return 0;
}
-/**
+/*
* Write a supplied verb table
*/
int hda_codec_write(u8 *base, u32 size, const u32 *data)
@@ -184,7 +177,7 @@
return 0;
}
-/**
+/*
* Initialize codec, then find the verb table and write it
*/
int hda_codec_init(u8 *base, int addr, int verb_size, const u32 *verb_data)
--
To view, visit https://review.coreboot.org/c/coreboot/+/44392
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Gerrit-Project: coreboot
Gerrit-Branch: master
Gerrit-Change-Id: Ie63d7671eb19f0d4c4f67dfe242193e7949afdea
Gerrit-Change-Number: 44392
Gerrit-PatchSet: 1
Gerrit-Owner: HAOUAS Elyes <ehaouas(a)noos.fr>
Gerrit-MessageType: newchange
HAOUAS Elyes has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/44370 )
Change subject: {sb/intel/*/azalia.c,device/azalia_device.c}: Reduce the difference
......................................................................
{sb/intel/*/azalia.c,device/azalia_device.c}: Reduce the difference
Change-Id: Ia64e0ba10f145cf2eae0cb2ff4951b1455963d5d
Signed-off-by: Elyes HAOUAS <ehaouas(a)noos.fr>
---
M src/device/azalia_device.c
M src/southbridge/intel/bd82x6x/azalia.c
M src/southbridge/intel/i82801gx/azalia.c
M src/southbridge/intel/i82801ix/azalia.c
M src/southbridge/intel/i82801jx/azalia.c
M src/southbridge/intel/ibexpeak/azalia.c
6 files changed, 117 insertions(+), 121 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/70/44370/1
diff --git a/src/device/azalia_device.c b/src/device/azalia_device.c
index bd35c8e..7b10d41 100644
--- a/src/device/azalia_device.c
+++ b/src/device/azalia_device.c
@@ -19,9 +19,7 @@
reg32 |= val;
write32(port, reg32);
- /* Wait for readback of register to
- * match what was just written to it
- */
+ /* Wait for readback of register to match what was just written to it */
count = 50;
do {
/* Wait 1ms based on BKDG wait time */
@@ -109,15 +107,13 @@
}
/**
- * Wait 50usec for the codec to indicate it is ready
- * no response would imply that the codec is non-operative
+ * 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 */
-
+ /* Use a 50 usec timeout - the Linux kernel uses the same duration */
int timeout = 50;
while (timeout--) {
@@ -131,28 +127,28 @@
}
/**
- * Wait 50usec for the codec to indicate that it accepted
- * the previous command. No response would imply that the code
- * is non-operative
+ * 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)
{
- /* Use a 50 usec timeout - the Linux kernel uses the
- * same duration */
-
+ u32 reg32;
+ /* Use a 50 usec timeout - the Linux kernel uses the same duration */
int timeout = 25;
- write32(base + HDA_ICII_REG,
- HDA_ICII_VALID | HDA_ICII_BUSY);
+ /* 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--) {
udelay(1);
}
timeout = 50;
while (timeout--) {
- u32 reg32 = read32(base + HDA_ICII_REG);
- if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) ==
- HDA_ICII_VALID)
+ reg32 = read32(base + HDA_ICII_REG);
+ if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == HDA_ICII_VALID)
return 0;
udelay(1);
}
@@ -170,14 +166,18 @@
printk(BIOS_DEBUG, "azalia_audio: Initializing codec #%d\n", addr);
/* 1 */
- if (wait_for_ready(base) == -1)
+ if (wait_for_ready(base) == -1) {
+ printk(BIOS_DEBUG, " codec not ready.\n");
return;
+ }
reg32 = (addr << 28) | 0x000f0000;
write32(base + HDA_IC_REG, reg32);
- if (wait_for_valid(base) == -1)
+ if (wait_for_valid(base) == -1) {
+ printk(BIOS_DEBUG, " codec not valid.\n");
return;
+ }
reg32 = read32(base + HDA_IR_REG);
@@ -220,19 +220,18 @@
struct resource *res;
u32 codec_mask;
- res = find_resource(dev, 0x10);
+ res = find_resource(dev, PCI_BASE_ADDRESS_0);
if (!res)
return;
- // NOTE this will break as soon as the azalia_audio get's a bar above
- // 4G. Is there anything we can do about it?
+ // NOTE this will break as soon as the azalia_audio get's a bar above 4G.
+ // Is there anything we can do about it?
base = res2mmio(res, 0, 0);
printk(BIOS_DEBUG, "azalia_audio: base = %p\n", base);
codec_mask = codec_detect(base);
if (codec_mask) {
- printk(BIOS_DEBUG, "azalia_audio: codec_mask = %02x\n",
- codec_mask);
+ printk(BIOS_DEBUG, "azalia_audio: codec_mask = %02x\n", codec_mask);
codecs_init(dev, base, codec_mask);
}
}
diff --git a/src/southbridge/intel/bd82x6x/azalia.c b/src/southbridge/intel/bd82x6x/azalia.c
index 3d4f7ca..056cd77 100644
--- a/src/southbridge/intel/bd82x6x/azalia.c
+++ b/src/southbridge/intel/bd82x6x/azalia.c
@@ -26,9 +26,7 @@
reg32 |= val;
write32(port, reg32);
- /* Wait for readback of register to
- * match what was just written to it
- */
+ /* Wait for readback of register to match what was just written to it */
count = 50;
do {
/* Wait 1ms based on BKDG wait time */
@@ -52,10 +50,9 @@
goto no_codec;
/* Write back the value once reset bit is set. */
- write16(base + HDA_GCAP_REG,
- read16(base + HDA_GCAP_REG));
+ write16(base + HDA_GCAP_REG, read16(base + HDA_GCAP_REG));
- /* Read in Codec location (BAR + 0xe)[2..0]*/
+ /* Read in Codec location (BAR + 0xe)[2..0] */
reg8 = read8(base + HDA_STATESTS_REG);
reg8 &= 0x0f;
if (!reg8)
@@ -73,15 +70,15 @@
static u32 find_verb(struct device *dev, u32 viddid, const u32 **verb)
{
- int idx=0;
+ int idx = 0;
while (idx < (cim_verb_data_size / sizeof(u32))) {
- u32 verb_size = 4 * cim_verb_data[idx+2]; // in u32
+ u32 verb_size = 4 * cim_verb_data[idx + 2]; // in u32
if (cim_verb_data[idx] != viddid) {
- idx += verb_size + 3; // skip verb + header
+ idx += verb_size + 3; // skip verb + header
continue;
}
- *verb = &cim_verb_data[idx+3];
+ *verb = &cim_verb_data[idx + 3];
return verb_size;
}
@@ -90,14 +87,13 @@
}
/**
- * Wait 50usec for the codec to indicate it is ready
- * no response would imply that the codec is non-operative
+ * 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 1msec timeout */
-
int timeout = 1000;
while (timeout--) {
@@ -111,27 +107,24 @@
}
/**
- * Wait 50usec for the codec to indicate that it accepted
- * the previous command. No response would imply that the code
- * is non-operative
+ * 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 = 1000;
/* 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);
- /* Use a 1msec timeout */
-
- int timeout = 1000;
while (timeout--) {
reg32 = read32(base + HDA_ICII_REG);
- if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) ==
- HDA_ICII_VALID)
+ if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == HDA_ICII_VALID)
return 0;
udelay(1);
}
@@ -213,13 +206,12 @@
u32 codec_mask;
u32 reg32;
- /* Find base address */
res = find_resource(dev, PCI_BASE_ADDRESS_0);
if (!res)
return;
- // NOTE this will break as soon as the Azalia get's a bar above
- // 4G. Is there anything we can do about it?
+ // NOTE this will break as soon as the azalia_audio get's a bar above 4G.
+ // Is there anything we can do about it?
base = res2mmio(res, 0, 0);
printk(BIOS_DEBUG, "Azalia: base = %08x\n", (u32)base);
diff --git a/src/southbridge/intel/i82801gx/azalia.c b/src/southbridge/intel/i82801gx/azalia.c
index add9069..32e58c8 100644
--- a/src/southbridge/intel/i82801gx/azalia.c
+++ b/src/southbridge/intel/i82801gx/azalia.c
@@ -50,7 +50,7 @@
if (set_bits(base + HDA_GCTL_REG, 1, 1) == -1)
goto no_codec;
- /* Read in Codec location (BAR + 0xe)[2..0]*/
+ /* Read in Codec location (BAR + 0xe)[2..0] */
reg32 = read32(base + HDA_STATESTS_REG);
reg32 &= 0x0f;
if (!reg32)
@@ -71,12 +71,12 @@
int idx = 0;
while (idx < (cim_verb_data_size / sizeof(u32))) {
- u32 verb_size = 4 * cim_verb_data[idx+2]; // in u32
+ u32 verb_size = 4 * cim_verb_data[idx + 2]; // in u32
if (cim_verb_data[idx] != viddid) {
- idx += verb_size + 3; // skip verb + header
+ idx += verb_size + 3; // skip verb + header
continue;
}
- *verb = &cim_verb_data[idx+3];
+ *verb = &cim_verb_data[idx + 3];
return verb_size;
}
@@ -85,8 +85,8 @@
}
/**
- * Wait 50usec for the codec to indicate it is ready
- * no response would imply that the codec is non-operative
+ * 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)
@@ -105,22 +105,21 @@
}
/**
- * Wait 50usec for the codec to indicate that it accepted the previous command.
- * No response would imply that the code is non-operative.
+ * 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);
- /* Use a 50 usec timeout - the Linux kernel uses the same duration */
-
- int timeout = 50;
while (timeout--) {
reg32 = read32(base + HDA_ICII_REG);
if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == HDA_ICII_VALID)
@@ -141,14 +140,18 @@
printk(BIOS_DEBUG, "Azalia: Initializing codec #%d\n", addr);
/* 1 */
- if (wait_for_ready(base) == -1)
+ if (wait_for_ready(base) == -1) {
+ printk(BIOS_DEBUG, " codec not ready.\n");
return;
+ }
reg32 = (addr << 28) | 0x000f0000;
write32(base + HDA_IC_REG, reg32);
- if (wait_for_valid(base) == -1)
+ if (wait_for_valid(base) == -1) {
+ printk(BIOS_DEBUG, " codec not valid.\n");
return;
+ }
reg32 = read32(base + HDA_IR_REG);
@@ -178,6 +181,7 @@
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);
@@ -230,12 +234,12 @@
// Docking not supported
pci_and_config8(dev, 0x4d, (u8)~(1 << 7)); // Docking Status
- res = find_resource(dev, 0x10);
+ res = find_resource(dev, PCI_BASE_ADDRESS_0);
if (!res)
return;
- // NOTE this will break as soon as the Azalia get's a bar above
- // 4G. Is there anything we can do about it?
+ // NOTE this will break as soon as the azalia_audio get's a bar above 4G.
+ // Is there anything we can do about it?
base = res2mmio(res, 0, 0);
printk(BIOS_DEBUG, "Azalia: base = %08x\n", (u32)base);
codec_mask = codec_detect(base);
diff --git a/src/southbridge/intel/i82801ix/azalia.c b/src/southbridge/intel/i82801ix/azalia.c
index f0c00b6..71ee01d 100644
--- a/src/southbridge/intel/i82801ix/azalia.c
+++ b/src/southbridge/intel/i82801ix/azalia.c
@@ -50,7 +50,7 @@
if (set_bits(base + HDA_GCTL_REG, 1, 1) == -1)
goto no_codec;
- /* Read in Codec location (BAR + 0xe)[2..0]*/
+ /* Read in Codec location (BAR + 0xe)[2..0] */
reg32 = read32(base + HDA_STATESTS_REG);
reg32 &= 0x0f;
if (!reg32)
@@ -71,12 +71,12 @@
int idx = 0;
while (idx < (cim_verb_data_size / sizeof(u32))) {
- u32 verb_size = 4 * cim_verb_data[idx+2]; // in u32
+ u32 verb_size = 4 * cim_verb_data[idx + 2]; // in u32
if (cim_verb_data[idx] != viddid) {
- idx += verb_size + 3; // skip verb + header
+ idx += verb_size + 3; // skip verb + header
continue;
}
- *verb = &cim_verb_data[idx+3];
+ *verb = &cim_verb_data[idx + 3];
return verb_size;
}
@@ -85,8 +85,8 @@
}
/**
- * Wait 50usec for the codec to indicate it is ready
- * no response would imply that the codec is non-operative
+ * 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)
@@ -105,22 +105,21 @@
}
/**
- * Wait 50usec for the codec to indicate that it accepted the previous command.
- * No response would imply that the code is non-operative.
+ * 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);
- /* Use a 50 usec timeout - the Linux kernel uses the same duration */
-
- int timeout = 50;
while (timeout--) {
reg32 = read32(base + HDA_ICII_REG);
if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == HDA_ICII_VALID)
@@ -141,14 +140,18 @@
printk(BIOS_DEBUG, "Azalia: Initializing codec #%d\n", addr);
/* 1 */
- if (wait_for_ready(base) == -1)
+ if (wait_for_ready(base) == -1) {
+ printk(BIOS_DEBUG, " codec not ready.\n");
return;
+ }
reg32 = (addr << 28) | 0x000f0000;
write32(base + HDA_IC_REG, reg32);
- if (wait_for_valid(base) == -1)
+ if (wait_for_valid(base) == -1) {
+ printk(BIOS_DEBUG, " codec not valid.\n");
return;
+ }
reg32 = read32(base + HDA_IR_REG);
@@ -178,6 +181,7 @@
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);
@@ -224,12 +228,12 @@
/* Lock some R/WO bits by writing their current value. */
pci_update_config32(dev, 0x74, ~0, 0);
- res = find_resource(dev, 0x10);
+ res = find_resource(dev, PCI_BASE_ADDRESS_0);
if (!res)
return;
- // NOTE this will break as soon as the Azalia get's a bar above
- // 4G. Is there anything we can do about it?
+ // NOTE this will break as soon as the azalia_audio get's a bar above 4G.
+ // Is there anything we can do about it?
base = res2mmio(res, 0, 0);
printk(BIOS_DEBUG, "Azalia: base = %p\n", base);
codec_mask = codec_detect(base);
diff --git a/src/southbridge/intel/i82801jx/azalia.c b/src/southbridge/intel/i82801jx/azalia.c
index b53d641..aedd748 100644
--- a/src/southbridge/intel/i82801jx/azalia.c
+++ b/src/southbridge/intel/i82801jx/azalia.c
@@ -50,7 +50,7 @@
if (set_bits(base + HDA_GCTL_REG, 1, 1) == -1)
goto no_codec;
- /* Read in Codec location (BAR + 0xe)[2..0]*/
+ /* Read in Codec location (BAR + 0xe)[2..0] */
reg32 = read32(base + HDA_STATESTS_REG);
reg32 &= 0x0f;
if (!reg32)
@@ -71,12 +71,12 @@
int idx = 0;
while (idx < (cim_verb_data_size / sizeof(u32))) {
- u32 verb_size = 4 * cim_verb_data[idx+2]; // in u32
+ u32 verb_size = 4 * cim_verb_data[idx + 2]; // in u32
if (cim_verb_data[idx] != viddid) {
- idx += verb_size + 3; // skip verb + header
+ idx += verb_size + 3; // skip verb + header
continue;
}
- *verb = &cim_verb_data[idx+3];
+ *verb = &cim_verb_data[idx + 3];
return verb_size;
}
@@ -85,8 +85,8 @@
}
/**
- * Wait 50usec for the codec to indicate it is ready
- * no response would imply that the codec is non-operative
+ * 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)
@@ -105,22 +105,21 @@
}
/**
- * Wait 50usec for the codec to indicate that it accepted the previous command.
- * No response would imply that the code is non-operative.
+ * 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);
- /* Use a 50 usec timeout - the Linux kernel uses the same duration */
-
- int timeout = 50;
while (timeout--) {
reg32 = read32(base + HDA_ICII_REG);
if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == HDA_ICII_VALID)
@@ -141,14 +140,18 @@
printk(BIOS_DEBUG, "Azalia: Initializing codec #%d\n", addr);
/* 1 */
- if (wait_for_ready(base) == -1)
+ if (wait_for_ready(base) == -1) {
+ printk(BIOS_DEBUG, " codec not ready.\n");
return;
+ }
reg32 = (addr << 28) | 0x000f0000;
write32(base + HDA_IC_REG, reg32);
- if (wait_for_valid(base) == -1)
+ if (wait_for_valid(base) == -1) {
+ printk(BIOS_DEBUG, " codec not valid.\n");
return;
+ }
reg32 = read32(base + HDA_IR_REG);
@@ -178,6 +181,7 @@
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);
@@ -224,12 +228,12 @@
/* Lock some R/WO bits by writing their current value. */
pci_update_config32(dev, 0x74, ~0, 0);
- res = find_resource(dev, 0x10);
+ res = find_resource(dev, PCI_BASE_ADDRESS_0);
if (!res)
return;
- // NOTE this will break as soon as the Azalia get's a bar above
- // 4G. Is there anything we can do about it?
+ // NOTE this will break as soon as the azalia_audio get's a bar above 4G.
+ // Is there anything we can do about it?
base = res2mmio(res, 0, 0);
printk(BIOS_DEBUG, "Azalia: base = %p\n", base);
codec_mask = codec_detect(base);
diff --git a/src/southbridge/intel/ibexpeak/azalia.c b/src/southbridge/intel/ibexpeak/azalia.c
index 47d595c..acac6a9 100644
--- a/src/southbridge/intel/ibexpeak/azalia.c
+++ b/src/southbridge/intel/ibexpeak/azalia.c
@@ -22,9 +22,7 @@
reg32 |= val;
write32(port, reg32);
- /* Wait for readback of register to
- * match what was just written to it
- */
+ /* Wait for readback of register to match what was just written to it */
count = 50;
do {
/* Wait 1ms based on BKDG wait time */
@@ -48,10 +46,9 @@
goto no_codec;
/* Write back the value once reset bit is set. */
- write16(base + HDA_GCAP_REG,
- read16(base + HDA_GCAP_REG));
+ write16(base + HDA_GCAP_REG, read16(base + HDA_GCAP_REG));
- /* Read in Codec location (BAR + 0xe)[2..0]*/
+ /* Read in Codec location (BAR + 0xe)[2..0] */
reg8 = read8(base + HDA_STATESTS_REG);
reg8 &= 0x0f;
if (!reg8)
@@ -69,15 +66,15 @@
static u32 find_verb(struct device *dev, u32 viddid, const u32 **verb)
{
- int idx=0;
+ int idx = 0;
while (idx < (cim_verb_data_size / sizeof(u32))) {
- u32 verb_size = 4 * cim_verb_data[idx+2]; // in u32
+ u32 verb_size = 4 * cim_verb_data[idx + 2]; // in u32
if (cim_verb_data[idx] != viddid) {
- idx += verb_size + 3; // skip verb + header
+ idx += verb_size + 3; // skip verb + header
continue;
}
- *verb = &cim_verb_data[idx+3];
+ *verb = &cim_verb_data[idx + 3];
return verb_size;
}
@@ -86,14 +83,13 @@
}
/**
- * Wait 50usec for the codec to indicate it is ready
- * no response would imply that the codec is non-operative
+ * 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 1msec timeout */
-
int timeout = 1000;
while (timeout--) {
@@ -107,27 +103,24 @@
}
/**
- * Wait 50usec for the codec to indicate that it accepted
- * the previous command. No response would imply that the code
- * is non-operative
+ * 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 1msec timeout */
+ int timeout = 1000;
/* 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);
- /* Use a 1msec timeout */
-
- int timeout = 1000;
while (timeout--) {
reg32 = read32(base + HDA_ICII_REG);
- if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) ==
- HDA_ICII_VALID)
+ if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == HDA_ICII_VALID)
return 0;
udelay(1);
}
@@ -216,8 +209,8 @@
if (!res)
return;
- // NOTE this will break as soon as the Azalia get's a bar above
- // 4G. Is there anything we can do about it?
+ // NOTE this will break as soon as the azalia_audio get's a bar above 4G.
+ // Is there anything we can do about it?
base = res2mmio(res, 0, 0);
printk(BIOS_DEBUG, "Azalia: base = %08x\n", (u32)base);
--
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Gerrit-Project: coreboot
Gerrit-Branch: master
Gerrit-Change-Id: Ia64e0ba10f145cf2eae0cb2ff4951b1455963d5d
Gerrit-Change-Number: 44370
Gerrit-PatchSet: 1
Gerrit-Owner: HAOUAS Elyes <ehaouas(a)noos.fr>
Gerrit-MessageType: newchange