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radeon_hd: DP AUX address is actually 20-bit

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Change-Id: Ie551c6977cb4fb8b45ad896aedd0d3c6b0b183d8
Reviewed-on: https://review.haiku-os.org/c/haiku/+/5172
Tested-by: Commit checker robot <no-reply+buildbot@haiku-os.org>
Reviewed-by: Adrien Destugues <pulkomandy@gmail.com>
This commit is contained in:
Jérôme Duval 2022-03-28 16:30:08 +02:00 committed by Adrien Destugues
parent 5f90c3726b
commit f0a63f1888
3 changed files with 13 additions and 13 deletions
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2
headers/private/graphics/common/dp.h
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@ -34,7 +34,7 @@ typedef struct {
} dp_info;
typedef struct {
uint16 address;
uint32 address;
uint8 request;
uint8 reply;
void* buffer;

16
src/add-ons/accelerants/radeon_hd/displayport.cpp
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@ -129,8 +129,8 @@ dp_aux_transaction(uint32 connectorIndex, dp_aux_msg* message)
uint8 auxMessage[20];
auxMessage[0] = message->address & 0xff;
auxMessage[1] = message->address >> 8;
auxMessage[2] = message->request << 4;
auxMessage[1] = (message->address >> 8) & 0xff;
auxMessage[2] = (message->request << 4) | ((message->address >> 16) & 0xf);
auxMessage[3] = message->size ? (message->size - 1) : 0;
if (message->size == 0)
@ -188,9 +188,9 @@ dp_aux_transaction(uint32 connectorIndex, dp_aux_msg* message)
void
dpcd_reg_write(uint32 connectorIndex, uint16 address, uint8 value)
dpcd_reg_write(uint32 connectorIndex, uint32 address, uint8 value)
{
//TRACE("%s: connector(%" B_PRId32 "): 0x%" B_PRIx16 " -> 0x%" B_PRIx8 "\n",
//TRACE("%s: connector(%" B_PRId32 "): 0x%" B_PRIx32 " -> 0x%" B_PRIx8 "\n",
// __func__, connectorIndex, address, value);
dp_aux_msg message;
memset(&message, 0, sizeof(message));
@ -209,9 +209,9 @@ dpcd_reg_write(uint32 connectorIndex, uint16 address, uint8 value)
uint8
dpcd_reg_read(uint32 connectorIndex, uint16 address)
dpcd_reg_read(uint32 connectorIndex, uint32 address)
{
//TRACE("%s: connector(%" B_PRId32 "): read 0x%" B_PRIx16 ".\n",
//TRACE("%s: connector(%" B_PRId32 "): read 0x%" B_PRIx32 ".\n",
// __func__, connectorIndex, address);
uint8 response[3];
@ -234,7 +234,7 @@ dpcd_reg_read(uint32 connectorIndex, uint16 address)
status_t
dp_aux_get_i2c_byte(uint32 connectorIndex, uint16 address, uint8* data,
dp_aux_get_i2c_byte(uint32 connectorIndex, uint32 address, uint8* data,
bool start, bool stop)
{
uint8 reply[3];
@ -284,7 +284,7 @@ dp_aux_get_i2c_byte(uint32 connectorIndex, uint16 address, uint8* data,
status_t
dp_aux_set_i2c_byte(uint32 connectorIndex, uint16 address, uint8* data,
dp_aux_set_i2c_byte(uint32 connectorIndex, uint32 address, uint8* data,
bool start, bool stop)
{
dp_aux_msg message;

8
src/add-ons/accelerants/radeon_hd/displayport.h
View File

@ -23,15 +23,15 @@
#define DP_TPS3_SUPPORTED (1 << 6) // Stored within MAX_LANE_COUNT
uint8 dpcd_reg_read(uint32 connectorIndex, uint16 address);
void dpcd_reg_write(uint32 connectorIndex, uint16 address, uint8 value);
uint8 dpcd_reg_read(uint32 connectorIndex, uint32 address);
void dpcd_reg_write(uint32 connectorIndex, uint32 address, uint8 value);
// Communication over DisplayPort AUX channel
status_t dp_aux_transaction(uint32 connectorIndex, dp_aux_msg* message);
status_t dp_aux_set_i2c_byte(uint32 connectorIndex, uint16 address,
status_t dp_aux_set_i2c_byte(uint32 connectorIndex, uint32 address,
uint8* data, bool start, bool stop);
status_t dp_aux_get_i2c_byte(uint32 connectorIndex, uint16 address,
status_t dp_aux_get_i2c_byte(uint32 connectorIndex, uint32 address,
uint8* data, bool start, bool stop);
uint32 dp_get_link_rate(uint32 connectorIndex, display_mode* mode);