leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

drm/i915/lspcon: convert to drm device based logging

Browse Source 
Prefer drm device based logging. Do some related dev_priv->i915 and
dp->intel_dp renames while at it.

Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/8f83a4de60be1a4a964aa4334204db95d2db3689.1642769982.git.jani.nikula@intel.com
This commit is contained in:
Jani Nikula
2022-01-21 15:00:36 +02:00
parent eb8d73aa63
commit 15d641c417
1 changed files with 77 additions and 67 deletions
Download Patch File Download Diff File Expand all files Collapse all files

144
drivers/gpu/drm/i915/display/intel_lspcon.c
View File

@@ -78,11 +78,12 @@ static const char *lspcon_mode_name(enum drm_lspcon_mode mode)
static bool lspcon_detect_vendor(struct intel_lspcon *lspcon)
{
struct intel_dp *dp = lspcon_to_intel_dp(lspcon);
struct drm_i915_private *i915 = dp_to_i915(dp);
struct drm_dp_dpcd_ident *ident;
u32 vendor_oui;
if (drm_dp_read_desc(&dp->aux, &dp->desc, drm_dp_is_branch(dp->dpcd))) {
DRM_ERROR("Can't read description\n");
drm_err(&i915->drm, "Can't read description\n");
return false;
}
@@ -93,16 +94,16 @@ static bool lspcon_detect_vendor(struct intel_lspcon *lspcon)
switch (vendor_oui) {
case LSPCON_VENDOR_MCA_OUI:
lspcon->vendor = LSPCON_VENDOR_MCA;
DRM_DEBUG_KMS("Vendor: Mega Chips\n");
drm_dbg_kms(&i915->drm, "Vendor: Mega Chips\n");
break;
case LSPCON_VENDOR_PARADE_OUI:
lspcon->vendor = LSPCON_VENDOR_PARADE;
DRM_DEBUG_KMS("Vendor: Parade Tech\n");
drm_dbg_kms(&i915->drm, "Vendor: Parade Tech\n");
break;
default:
DRM_ERROR("Invalid/Unknown vendor OUI\n");
drm_err(&i915->drm, "Invalid/Unknown vendor OUI\n");
return false;
}
@@ -119,21 +120,19 @@ static u32 get_hdr_status_reg(struct intel_lspcon *lspcon)
void lspcon_detect_hdr_capability(struct intel_lspcon *lspcon)
{
struct intel_digital_port *dig_port =
container_of(lspcon, struct intel_digital_port, lspcon);
struct drm_device *dev = dig_port->base.base.dev;
struct intel_dp *dp = lspcon_to_intel_dp(lspcon);
struct intel_dp *intel_dp = lspcon_to_intel_dp(lspcon);
struct drm_i915_private *i915 = dp_to_i915(intel_dp);
u8 hdr_caps;
int ret;
ret = drm_dp_dpcd_read(&dp->aux, get_hdr_status_reg(lspcon),
ret = drm_dp_dpcd_read(&intel_dp->aux, get_hdr_status_reg(lspcon),
&hdr_caps, 1);
if (ret < 0) {
drm_dbg_kms(dev, "HDR capability detection failed\n");
drm_dbg_kms(&i915->drm, "HDR capability detection failed\n");
lspcon->hdr_supported = false;
} else if (hdr_caps & 0x1) {
drm_dbg_kms(dev, "LSPCON capable of HDR\n");
drm_dbg_kms(&i915->drm, "LSPCON capable of HDR\n");
lspcon->hdr_supported = true;
}
}
@@ -141,11 +140,12 @@ void lspcon_detect_hdr_capability(struct intel_lspcon *lspcon)
static enum drm_lspcon_mode lspcon_get_current_mode(struct intel_lspcon *lspcon)
{
struct intel_dp *intel_dp = lspcon_to_intel_dp(lspcon);
struct drm_i915_private *i915 = dp_to_i915(intel_dp);
enum drm_lspcon_mode current_mode;
struct i2c_adapter *adapter = &intel_dp->aux.ddc;
if (drm_lspcon_get_mode(intel_dp->aux.drm_dev, adapter, &current_mode)) {
DRM_DEBUG_KMS("Error reading LSPCON mode\n");
drm_dbg_kms(&i915->drm, "Error reading LSPCON mode\n");
return DRM_LSPCON_MODE_INVALID;
}
return current_mode;
@@ -154,22 +154,24 @@ static enum drm_lspcon_mode lspcon_get_current_mode(struct intel_lspcon *lspcon)
static enum drm_lspcon_mode lspcon_wait_mode(struct intel_lspcon *lspcon,
enum drm_lspcon_mode mode)
{
struct intel_dp *intel_dp = lspcon_to_intel_dp(lspcon);
struct drm_i915_private *i915 = dp_to_i915(intel_dp);
enum drm_lspcon_mode current_mode;
current_mode = lspcon_get_current_mode(lspcon);
if (current_mode == mode)
goto out;
DRM_DEBUG_KMS("Waiting for LSPCON mode %s to settle\n",
lspcon_mode_name(mode));
drm_dbg_kms(&i915->drm, "Waiting for LSPCON mode %s to settle\n",
lspcon_mode_name(mode));
wait_for((current_mode = lspcon_get_current_mode(lspcon)) == mode, 400);
if (current_mode != mode)
DRM_ERROR("LSPCON mode hasn't settled\n");
drm_err(&i915->drm, "LSPCON mode hasn't settled\n");
out:
DRM_DEBUG_KMS("Current LSPCON mode %s\n",
lspcon_mode_name(current_mode));
drm_dbg_kms(&i915->drm, "Current LSPCON mode %s\n",
lspcon_mode_name(current_mode));
return current_mode;
}
@@ -178,44 +180,47 @@ static int lspcon_change_mode(struct intel_lspcon *lspcon,
enum drm_lspcon_mode mode)
{
struct intel_dp *intel_dp = lspcon_to_intel_dp(lspcon);
struct drm_i915_private *i915 = dp_to_i915(intel_dp);
int err;
enum drm_lspcon_mode current_mode;
struct i2c_adapter *adapter = &intel_dp->aux.ddc;
err = drm_lspcon_get_mode(intel_dp->aux.drm_dev, adapter, &current_mode);
if (err) {
DRM_ERROR("Error reading LSPCON mode\n");
drm_err(&i915->drm, "Error reading LSPCON mode\n");
return err;
}
if (current_mode == mode) {
DRM_DEBUG_KMS("Current mode = desired LSPCON mode\n");
drm_dbg_kms(&i915->drm, "Current mode = desired LSPCON mode\n");
return 0;
}
err = drm_lspcon_set_mode(intel_dp->aux.drm_dev, adapter, mode);
if (err < 0) {
DRM_ERROR("LSPCON mode change failed\n");
drm_err(&i915->drm, "LSPCON mode change failed\n");
return err;
}
lspcon->mode = mode;
DRM_DEBUG_KMS("LSPCON mode changed done\n");
drm_dbg_kms(&i915->drm, "LSPCON mode changed done\n");
return 0;
}
static bool lspcon_wake_native_aux_ch(struct intel_lspcon *lspcon)
{
struct intel_dp *intel_dp = lspcon_to_intel_dp(lspcon);
struct drm_i915_private *i915 = dp_to_i915(intel_dp);
u8 rev;
if (drm_dp_dpcd_readb(&lspcon_to_intel_dp(lspcon)->aux, DP_DPCD_REV,
&rev) != 1) {
DRM_DEBUG_KMS("Native AUX CH down\n");
drm_dbg_kms(&i915->drm, "Native AUX CH down\n");
return false;
}
DRM_DEBUG_KMS("Native AUX CH up, DPCD version: %d.%d\n",
rev >> 4, rev & 0xf);
drm_dbg_kms(&i915->drm, "Native AUX CH up, DPCD version: %d.%d\n",
rev >> 4, rev & 0xf);
return true;
}
@@ -225,6 +230,7 @@ static bool lspcon_probe(struct intel_lspcon *lspcon)
int retry;
enum drm_dp_dual_mode_type adaptor_type;
struct intel_dp *intel_dp = lspcon_to_intel_dp(lspcon);
struct drm_i915_private *i915 = dp_to_i915(intel_dp);
struct i2c_adapter *adapter = &intel_dp->aux.ddc;
enum drm_lspcon_mode expected_mode;
@@ -242,13 +248,13 @@ static bool lspcon_probe(struct intel_lspcon *lspcon)
}
if (adaptor_type != DRM_DP_DUAL_MODE_LSPCON) {
DRM_DEBUG_KMS("No LSPCON detected, found %s\n",
drm_dp_get_dual_mode_type_name(adaptor_type));
drm_dbg_kms(&i915->drm, "No LSPCON detected, found %s\n",
drm_dp_get_dual_mode_type_name(adaptor_type));
return false;
}
/* Yay ... got a LSPCON device */
DRM_DEBUG_KMS("LSPCON detected\n");
drm_dbg_kms(&i915->drm, "LSPCON detected\n");
lspcon->mode = lspcon_wait_mode(lspcon, expected_mode);
/*
@@ -258,7 +264,7 @@ static bool lspcon_probe(struct intel_lspcon *lspcon)
*/
if (lspcon->mode != DRM_LSPCON_MODE_PCON) {
if (lspcon_change_mode(lspcon, DRM_LSPCON_MODE_PCON) < 0) {
DRM_ERROR("LSPCON mode change to PCON failed\n");
drm_err(&i915->drm, "LSPCON mode change to PCON failed\n");
return false;
}
}
@@ -268,13 +274,14 @@ static bool lspcon_probe(struct intel_lspcon *lspcon)
static void lspcon_resume_in_pcon_wa(struct intel_lspcon *lspcon)
{
struct intel_dp *intel_dp = lspcon_to_intel_dp(lspcon);
struct drm_i915_private *i915 = dp_to_i915(intel_dp);
struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
unsigned long start = jiffies;
while (1) {
if (intel_digital_port_connected(&dig_port->base)) {
DRM_DEBUG_KMS("LSPCON recovering in PCON mode after %u ms\n",
jiffies_to_msecs(jiffies - start));
drm_dbg_kms(&i915->drm, "LSPCON recovering in PCON mode after %u ms\n",
jiffies_to_msecs(jiffies - start));
return;
}
@@ -284,7 +291,7 @@ static void lspcon_resume_in_pcon_wa(struct intel_lspcon *lspcon)
usleep_range(10000, 15000);
}
DRM_DEBUG_KMS("LSPCON DP descriptor mismatch after resume\n");
drm_dbg_kms(&i915->drm, "LSPCON DP descriptor mismatch after resume\n");
}
static bool lspcon_parade_fw_ready(struct drm_dp_aux *aux)
@@ -301,7 +308,7 @@ static bool lspcon_parade_fw_ready(struct drm_dp_aux *aux)
ret = drm_dp_dpcd_read(aux, LSPCON_PARADE_AVI_IF_CTRL,
&avi_if_ctrl, 1);
if (ret < 0) {
DRM_ERROR("Failed to read AVI IF control\n");
drm_err(aux->drm_dev, "Failed to read AVI IF control\n");
return false;
}
@@ -309,7 +316,7 @@ static bool lspcon_parade_fw_ready(struct drm_dp_aux *aux)
return true;
}
DRM_ERROR("Parade FW not ready to accept AVI IF\n");
drm_err(aux->drm_dev, "Parade FW not ready to accept AVI IF\n");
return false;
}
@@ -324,8 +331,8 @@ static bool _lspcon_parade_write_infoframe_blocks(struct drm_dp_aux *aux,
while (block_count < 4) {
if (!lspcon_parade_fw_ready(aux)) {
DRM_DEBUG_KMS("LSPCON FW not ready, block %d\n",
block_count);
drm_dbg_kms(aux->drm_dev, "LSPCON FW not ready, block %d\n",
block_count);
return false;
}
@@ -333,8 +340,8 @@ static bool _lspcon_parade_write_infoframe_blocks(struct drm_dp_aux *aux,
data = avi_buf + block_count * 8;
ret = drm_dp_dpcd_write(aux, reg, data, 8);
if (ret < 0) {
DRM_ERROR("Failed to write AVI IF block %d\n",
block_count);
drm_err(aux->drm_dev, "Failed to write AVI IF block %d\n",
block_count);
return false;
}
@@ -348,15 +355,15 @@ static bool _lspcon_parade_write_infoframe_blocks(struct drm_dp_aux *aux,
avi_if_ctrl = LSPCON_PARADE_AVI_IF_KICKOFF | block_count;
ret = drm_dp_dpcd_write(aux, reg, &avi_if_ctrl, 1);
if (ret < 0) {
DRM_ERROR("Failed to update (0x%x), block %d\n",
reg, block_count);
drm_err(aux->drm_dev, "Failed to update (0x%x), block %d\n",
reg, block_count);
return false;
}
block_count++;
}
DRM_DEBUG_KMS("Wrote AVI IF blocks successfully\n");
drm_dbg_kms(aux->drm_dev, "Wrote AVI IF blocks successfully\n");
return true;
}
@@ -378,14 +385,14 @@ static bool _lspcon_write_avi_infoframe_parade(struct drm_dp_aux *aux,
*/
if (len > LSPCON_PARADE_AVI_IF_DATA_SIZE - 1) {
DRM_ERROR("Invalid length of infoframes\n");
drm_err(aux->drm_dev, "Invalid length of infoframes\n");
return false;
}
memcpy(&avi_if[1], frame, len);
if (!_lspcon_parade_write_infoframe_blocks(aux, avi_if)) {
DRM_DEBUG_KMS("Failed to write infoframe blocks\n");
drm_dbg_kms(aux->drm_dev, "Failed to write infoframe blocks\n");
return false;
}
@@ -412,7 +419,7 @@ static bool _lspcon_write_avi_infoframe_mca(struct drm_dp_aux *aux,
mdelay(50);
continue;
} else {
DRM_ERROR("DPCD write failed at:0x%x\n", reg);
drm_err(aux->drm_dev, "DPCD write failed at:0x%x\n", reg);
return false;
}
}
@@ -423,7 +430,7 @@ static bool _lspcon_write_avi_infoframe_mca(struct drm_dp_aux *aux,
reg = LSPCON_MCA_AVI_IF_CTRL;
ret = drm_dp_dpcd_read(aux, reg, &val, 1);
if (ret < 0) {
DRM_ERROR("DPCD read failed, address 0x%x\n", reg);
drm_err(aux->drm_dev, "DPCD read failed, address 0x%x\n", reg);
return false;
}
@@ -433,19 +440,19 @@ static bool _lspcon_write_avi_infoframe_mca(struct drm_dp_aux *aux,
ret = drm_dp_dpcd_write(aux, reg, &val, 1);
if (ret < 0) {
DRM_ERROR("DPCD read failed, address 0x%x\n", reg);
drm_err(aux->drm_dev, "DPCD read failed, address 0x%x\n", reg);
return false;
}
val = 0;
ret = drm_dp_dpcd_read(aux, reg, &val, 1);
if (ret < 0) {
DRM_ERROR("DPCD read failed, address 0x%x\n", reg);
drm_err(aux->drm_dev, "DPCD read failed, address 0x%x\n", reg);
return false;
}
if (val == LSPCON_MCA_AVI_IF_HANDLED)
DRM_DEBUG_KMS("AVI IF handled by FW\n");
drm_dbg_kms(aux->drm_dev, "AVI IF handled by FW\n");
return true;
}
@@ -457,6 +464,7 @@ void lspcon_write_infoframe(struct intel_encoder *encoder,
{
bool ret = true;
struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
struct drm_i915_private *i915 = dp_to_i915(intel_dp);
struct intel_lspcon *lspcon = enc_to_intel_lspcon(encoder);
switch (type) {
@@ -469,7 +477,7 @@ void lspcon_write_infoframe(struct intel_encoder *encoder,
frame, len);
break;
case HDMI_PACKET_TYPE_GAMUT_METADATA:
drm_dbg_kms(encoder->base.dev, "Update HDR metadata for lspcon\n");
drm_dbg_kms(&i915->drm, "Update HDR metadata for lspcon\n");
/* It uses the legacy hsw implementation for the same */
hsw_write_infoframe(encoder, crtc_state, type, frame, len);
break;
@@ -478,7 +486,7 @@ void lspcon_write_infoframe(struct intel_encoder *encoder,
}
if (!ret) {
DRM_ERROR("Failed to write infoframes\n");
drm_err(&i915->drm, "Failed to write infoframes\n");
return;
}
}
@@ -504,11 +512,12 @@ void lspcon_set_infoframes(struct intel_encoder *encoder,
u8 buf[VIDEO_DIP_DATA_SIZE];
struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
struct intel_lspcon *lspcon = &dig_port->lspcon;
struct drm_i915_private *i915 = to_i915(encoder->base.dev);
const struct drm_display_mode *adjusted_mode =
&crtc_state->hw.adjusted_mode;
if (!lspcon->active) {
DRM_ERROR("Writing infoframes while LSPCON disabled ?\n");
drm_err(&i915->drm, "Writing infoframes while LSPCON disabled ?\n");
return;
}
@@ -518,7 +527,7 @@ void lspcon_set_infoframes(struct intel_encoder *encoder,
conn_state->connector,
adjusted_mode);
if (ret < 0) {
DRM_ERROR("couldn't fill AVI infoframe\n");
drm_err(&i915->drm, "couldn't fill AVI infoframe\n");
return;
}
@@ -559,7 +568,7 @@ void lspcon_set_infoframes(struct intel_encoder *encoder,
ret = hdmi_infoframe_pack(&frame, buf, sizeof(buf));
if (ret < 0) {
DRM_ERROR("Failed to pack AVI IF\n");
drm_err(&i915->drm, "Failed to pack AVI IF\n");
return;
}
@@ -575,7 +584,7 @@ static bool _lspcon_read_avi_infoframe_enabled_mca(struct drm_dp_aux *aux)
ret = drm_dp_dpcd_read(aux, reg, &val, 1);
if (ret < 0) {
DRM_ERROR("DPCD read failed, address 0x%x\n", reg);
drm_err(aux->drm_dev, "DPCD read failed, address 0x%x\n", reg);
return false;
}
@@ -590,7 +599,7 @@ static bool _lspcon_read_avi_infoframe_enabled_parade(struct drm_dp_aux *aux)
ret = drm_dp_dpcd_read(aux, reg, &val, 1);
if (ret < 0) {
DRM_ERROR("DPCD read failed, address 0x%x\n", reg);
drm_err(aux->drm_dev, "DPCD read failed, address 0x%x\n", reg);
return false;
}
@@ -634,31 +643,32 @@ void lspcon_wait_pcon_mode(struct intel_lspcon *lspcon)
bool lspcon_init(struct intel_digital_port *dig_port)
{
struct intel_dp *dp = &dig_port->dp;
struct intel_dp *intel_dp = &dig_port->dp;
struct intel_lspcon *lspcon = &dig_port->lspcon;
struct drm_connector *connector = &dp->attached_connector->base;
struct drm_i915_private *i915 = dp_to_i915(intel_dp);
struct drm_connector *connector = &intel_dp->attached_connector->base;
lspcon->active = false;
lspcon->mode = DRM_LSPCON_MODE_INVALID;
if (!lspcon_probe(lspcon)) {
DRM_ERROR("Failed to probe lspcon\n");
drm_err(&i915->drm, "Failed to probe lspcon\n");
return false;
}
if (drm_dp_read_dpcd_caps(&dp->aux, dp->dpcd) != 0) {
DRM_ERROR("LSPCON DPCD read failed\n");
if (drm_dp_read_dpcd_caps(&intel_dp->aux, intel_dp->dpcd) != 0) {
drm_err(&i915->drm, "LSPCON DPCD read failed\n");
return false;
}
if (!lspcon_detect_vendor(lspcon)) {
DRM_ERROR("LSPCON vendor detection failed\n");
drm_err(&i915->drm, "LSPCON vendor detection failed\n");
return false;
}
connector->ycbcr_420_allowed = true;
lspcon->active = true;
DRM_DEBUG_KMS("Success: LSPCON init\n");
drm_dbg_kms(&i915->drm, "Success: LSPCON init\n");
return true;
}
@@ -674,16 +684,16 @@ void lspcon_resume(struct intel_digital_port *dig_port)
{
struct intel_lspcon *lspcon = &dig_port->lspcon;
struct drm_device *dev = dig_port->base.base.dev;
struct drm_i915_private *dev_priv = to_i915(dev);
struct drm_i915_private *i915 = to_i915(dev);
enum drm_lspcon_mode expected_mode;
if (!intel_bios_is_lspcon_present(dev_priv, dig_port->base.port))
if (!intel_bios_is_lspcon_present(i915, dig_port->base.port))
return;
if (!lspcon->active) {
if (!lspcon_init(dig_port)) {
DRM_ERROR("LSPCON init failed on port %c\n",
port_name(dig_port->base.port));
drm_err(&i915->drm, "LSPCON init failed on port %c\n",
port_name(dig_port->base.port));
return;
}
}
@@ -699,7 +709,7 @@ void lspcon_resume(struct intel_digital_port *dig_port)
return;
if (lspcon_change_mode(lspcon, DRM_LSPCON_MODE_PCON))
DRM_ERROR("LSPCON resume failed\n");
drm_err(&i915->drm, "LSPCON resume failed\n");
else
DRM_DEBUG_KMS("LSPCON resume success\n");
drm_dbg_kms(&i915->drm, "LSPCON resume success\n");
}