diff options
Diffstat (limited to 'linux-core/intel_sdvo.c')
| -rw-r--r-- | linux-core/intel_sdvo.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/linux-core/intel_sdvo.c b/linux-core/intel_sdvo.c index 4a954f9e..1b45afdb 100644 --- a/linux-core/intel_sdvo.c +++ b/linux-core/intel_sdvo.c @@ -209,11 +209,30 @@ static void intel_sdvo_write_cmd(struct drm_output *output, u8 cmd, void *args, int args_len) { struct intel_output *intel_output = output->driver_private; + struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv; int i; + if (1) { + printk("%s: W: %02X ", SDVO_NAME(sdvo_priv), cmd); + for (i = 0; i < args_len; i++) + printk("%02X ", ((u8 *)args)[i]); + for (; i < 8; i++) + printk(" "); + for (i = 0; i < sizeof(sdvo_cmd_names) / sizeof(sdvo_cmd_names[0]); i++) { + if (cmd == sdvo_cmd_names[i].cmd) { + printk("(%s)", sdvo_cmd_names[i].name); + break; + } + } + if (i == sizeof(sdvo_cmd_names)/ sizeof(sdvo_cmd_names[0])) + printk("(%02X)",cmd); + printk("\n"); + } + for (i = 0; i < args_len; i++) { intel_sdvo_write_byte(output, SDVO_I2C_ARG_0 - i, ((u8*)args)[i]); } + intel_sdvo_write_byte(output, SDVO_I2C_OPCODE, cmd); } @@ -230,6 +249,8 @@ static const char *cmd_status_names[] = { static u8 intel_sdvo_read_response(struct drm_output *output, void *response, int response_len) { + struct intel_output *intel_output = output->driver_private; + struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv; int i; u8 status; @@ -242,6 +263,18 @@ static u8 intel_sdvo_read_response(struct drm_output *output, void *response, /* read the return status */ intel_sdvo_read_byte(output, SDVO_I2C_CMD_STATUS, &status); + if (1) { + printk("%s: R: ", SDVO_NAME(sdvo_priv)); + for (i = 0; i < response_len; i++) + printk("%02X ", ((u8 *)response)[i]); + for (; i < 8; i++) + printk(" "); + if (status <= SDVO_CMD_STATUS_SCALING_NOT_SUPP) + printk("(%s)", cmd_status_names[status]); + else + printk("(??? %d)", status); + printk("\n"); + } return status; } |