summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/i915/display/intel_hdcp.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_hdcp.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_hdcp.c821
1 files changed, 418 insertions, 403 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c
index 650232c4892b..5ed450111f77 100644
--- a/drivers/gpu/drm/i915/display/intel_hdcp.c
+++ b/drivers/gpu/drm/i915/display/intel_hdcp.c
@@ -30,7 +30,8 @@
#define KEY_LOAD_TRIES 5
#define HDCP2_LC_RETRY_CNT 3
-static int intel_conn_to_vcpi(struct intel_connector *connector)
+static int intel_conn_to_vcpi(struct drm_atomic_state *state,
+ struct intel_connector *connector)
{
struct drm_dp_mst_topology_mgr *mgr;
struct drm_dp_mst_atomic_payload *payload;
@@ -42,7 +43,7 @@ static int intel_conn_to_vcpi(struct intel_connector *connector)
return 0;
mgr = connector->port->mgr;
- drm_modeset_lock(&mgr->base.lock, NULL);
+ drm_modeset_lock(&mgr->base.lock, state->acquire_ctx);
mst_state = to_drm_dp_mst_topology_state(mgr->base.state);
payload = drm_atomic_get_mst_payload_state(mst_state, connector->port);
if (drm_WARN_ON(mgr->dev, !payload))
@@ -54,7 +55,6 @@ static int intel_conn_to_vcpi(struct intel_connector *connector)
goto out;
}
out:
- drm_modeset_unlock(&mgr->base.lock);
return vcpi;
}
@@ -68,48 +68,18 @@ out:
* DP MST topology. Though it is not compulsory, security fw should change its
* policy to mark different content_types for different streams.
*/
-static int
+static void
intel_hdcp_required_content_stream(struct intel_digital_port *dig_port)
{
- struct drm_connector_list_iter conn_iter;
- struct intel_digital_port *conn_dig_port;
- struct intel_connector *connector;
- struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
struct hdcp_port_data *data = &dig_port->hdcp_port_data;
bool enforce_type0 = false;
int k;
- data->k = 0;
-
if (dig_port->hdcp_auth_status)
- return 0;
-
- drm_connector_list_iter_begin(&i915->drm, &conn_iter);
- for_each_intel_connector_iter(connector, &conn_iter) {
- if (connector->base.status == connector_status_disconnected)
- continue;
-
- if (!intel_encoder_is_mst(intel_attached_encoder(connector)))
- continue;
-
- conn_dig_port = intel_attached_dig_port(connector);
- if (conn_dig_port != dig_port)
- continue;
-
- if (!enforce_type0 && !dig_port->hdcp_mst_type1_capable)
- enforce_type0 = true;
-
- data->streams[data->k].stream_id = intel_conn_to_vcpi(connector);
- data->k++;
-
- /* if there is only one active stream */
- if (dig_port->dp.active_mst_links <= 1)
- break;
- }
- drm_connector_list_iter_end(&conn_iter);
+ return;
- if (drm_WARN_ON(&i915->drm, data->k > INTEL_NUM_PIPES(i915) || data->k == 0))
- return -EINVAL;
+ if (!dig_port->hdcp_mst_type1_capable)
+ enforce_type0 = true;
/*
* Apply common protection level across all streams in DP MST Topology.
@@ -118,27 +88,19 @@ intel_hdcp_required_content_stream(struct intel_digital_port *dig_port)
for (k = 0; k < data->k; k++)
data->streams[k].stream_type =
enforce_type0 ? DRM_MODE_HDCP_CONTENT_TYPE0 : DRM_MODE_HDCP_CONTENT_TYPE1;
-
- return 0;
}
-static int intel_hdcp_prepare_streams(struct intel_connector *connector)
+static void intel_hdcp_prepare_streams(struct intel_connector *connector)
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
struct hdcp_port_data *data = &dig_port->hdcp_port_data;
struct intel_hdcp *hdcp = &connector->hdcp;
- int ret;
if (!intel_encoder_is_mst(intel_attached_encoder(connector))) {
- data->k = 1;
data->streams[0].stream_type = hdcp->content_type;
} else {
- ret = intel_hdcp_required_content_stream(dig_port);
- if (ret)
- return ret;
+ intel_hdcp_required_content_stream(dig_port);
}
-
- return 0;
}
static
@@ -202,10 +164,8 @@ bool intel_hdcp_capable(struct intel_connector *connector)
bool intel_hdcp2_capable(struct intel_connector *connector)
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_hdcp *hdcp = &connector->hdcp;
- struct intel_gt *gt = dev_priv->media_gt;
- struct intel_gsc_uc *gsc = &gt->uc.gsc;
bool capable = false;
/* I915 support for HDCP2.2 */
@@ -213,17 +173,21 @@ bool intel_hdcp2_capable(struct intel_connector *connector)
return false;
/* If MTL+ make sure gsc is loaded and proxy is setup */
- if (intel_hdcp_gsc_cs_required(dev_priv))
- if (!intel_uc_fw_is_running(&gsc->fw))
+ if (intel_hdcp_gsc_cs_required(i915)) {
+ struct intel_gt *gt = i915->media_gt;
+ struct intel_gsc_uc *gsc = gt ? &gt->uc.gsc : NULL;
+
+ if (!gsc || !intel_uc_fw_is_running(&gsc->fw))
return false;
+ }
/* MEI/GSC interface is solid depending on which is used */
- mutex_lock(&dev_priv->display.hdcp.comp_mutex);
- if (!dev_priv->display.hdcp.comp_added || !dev_priv->display.hdcp.master) {
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_lock(&i915->display.hdcp.hdcp_mutex);
+ if (!i915->display.hdcp.comp_added || !i915->display.hdcp.arbiter) {
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return false;
}
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
/* Sink's capability for HDCP2.2 */
hdcp->shim->hdcp_2_2_capable(dig_port, &capable);
@@ -231,20 +195,20 @@ bool intel_hdcp2_capable(struct intel_connector *connector)
return capable;
}
-static bool intel_hdcp_in_use(struct drm_i915_private *dev_priv,
+static bool intel_hdcp_in_use(struct drm_i915_private *i915,
enum transcoder cpu_transcoder, enum port port)
{
- return intel_de_read(dev_priv,
- HDCP_STATUS(dev_priv, cpu_transcoder, port)) &
- HDCP_STATUS_ENC;
+ return intel_de_read(i915,
+ HDCP_STATUS(i915, cpu_transcoder, port)) &
+ HDCP_STATUS_ENC;
}
-static bool intel_hdcp2_in_use(struct drm_i915_private *dev_priv,
+static bool intel_hdcp2_in_use(struct drm_i915_private *i915,
enum transcoder cpu_transcoder, enum port port)
{
- return intel_de_read(dev_priv,
- HDCP2_STATUS(dev_priv, cpu_transcoder, port)) &
- LINK_ENCRYPTION_STATUS;
+ return intel_de_read(i915,
+ HDCP2_STATUS(i915, cpu_transcoder, port)) &
+ LINK_ENCRYPTION_STATUS;
}
static int intel_hdcp_poll_ksv_fifo(struct intel_digital_port *dig_port,
@@ -268,7 +232,7 @@ static int intel_hdcp_poll_ksv_fifo(struct intel_digital_port *dig_port,
return 0;
}
-static bool hdcp_key_loadable(struct drm_i915_private *dev_priv)
+static bool hdcp_key_loadable(struct drm_i915_private *i915)
{
enum i915_power_well_id id;
intel_wakeref_t wakeref;
@@ -278,14 +242,14 @@ static bool hdcp_key_loadable(struct drm_i915_private *dev_priv)
* On HSW and BDW, Display HW loads the Key as soon as Display resumes.
* On all BXT+, SW can load the keys only when the PW#1 is turned on.
*/
- if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv))
+ if (IS_HASWELL(i915) || IS_BROADWELL(i915))
id = HSW_DISP_PW_GLOBAL;
else
id = SKL_DISP_PW_1;
/* PG1 (power well #1) needs to be enabled */
- with_intel_runtime_pm(&dev_priv->runtime_pm, wakeref)
- enabled = intel_display_power_well_is_enabled(dev_priv, id);
+ with_intel_runtime_pm(&i915->runtime_pm, wakeref)
+ enabled = intel_display_power_well_is_enabled(i915, id);
/*
* Another req for hdcp key loadability is enabled state of pll for
@@ -296,19 +260,19 @@ static bool hdcp_key_loadable(struct drm_i915_private *dev_priv)
return enabled;
}
-static void intel_hdcp_clear_keys(struct drm_i915_private *dev_priv)
+static void intel_hdcp_clear_keys(struct drm_i915_private *i915)
{
- intel_de_write(dev_priv, HDCP_KEY_CONF, HDCP_CLEAR_KEYS_TRIGGER);
- intel_de_write(dev_priv, HDCP_KEY_STATUS,
+ intel_de_write(i915, HDCP_KEY_CONF, HDCP_CLEAR_KEYS_TRIGGER);
+ intel_de_write(i915, HDCP_KEY_STATUS,
HDCP_KEY_LOAD_DONE | HDCP_KEY_LOAD_STATUS | HDCP_FUSE_IN_PROGRESS | HDCP_FUSE_ERROR | HDCP_FUSE_DONE);
}
-static int intel_hdcp_load_keys(struct drm_i915_private *dev_priv)
+static int intel_hdcp_load_keys(struct drm_i915_private *i915)
{
int ret;
u32 val;
- val = intel_de_read(dev_priv, HDCP_KEY_STATUS);
+ val = intel_de_read(i915, HDCP_KEY_STATUS);
if ((val & HDCP_KEY_LOAD_DONE) && (val & HDCP_KEY_LOAD_STATUS))
return 0;
@@ -316,8 +280,8 @@ static int intel_hdcp_load_keys(struct drm_i915_private *dev_priv)
* On HSW and BDW HW loads the HDCP1.4 Key when Display comes
* out of reset. So if Key is not already loaded, its an error state.
*/
- if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv))
- if (!(intel_de_read(dev_priv, HDCP_KEY_STATUS) & HDCP_KEY_LOAD_DONE))
+ if (IS_HASWELL(i915) || IS_BROADWELL(i915))
+ if (!(intel_de_read(i915, HDCP_KEY_STATUS) & HDCP_KEY_LOAD_DONE))
return -ENXIO;
/*
@@ -328,20 +292,20 @@ static int intel_hdcp_load_keys(struct drm_i915_private *dev_priv)
* process from other platforms. These platforms use the GT Driver
* Mailbox interface.
*/
- if (DISPLAY_VER(dev_priv) == 9 && !IS_BROXTON(dev_priv)) {
- ret = snb_pcode_write(&dev_priv->uncore, SKL_PCODE_LOAD_HDCP_KEYS, 1);
+ if (DISPLAY_VER(i915) == 9 && !IS_BROXTON(i915)) {
+ ret = snb_pcode_write(&i915->uncore, SKL_PCODE_LOAD_HDCP_KEYS, 1);
if (ret) {
- drm_err(&dev_priv->drm,
+ drm_err(&i915->drm,
"Failed to initiate HDCP key load (%d)\n",
ret);
return ret;
}
} else {
- intel_de_write(dev_priv, HDCP_KEY_CONF, HDCP_KEY_LOAD_TRIGGER);
+ intel_de_write(i915, HDCP_KEY_CONF, HDCP_KEY_LOAD_TRIGGER);
}
/* Wait for the keys to load (500us) */
- ret = __intel_wait_for_register(&dev_priv->uncore, HDCP_KEY_STATUS,
+ ret = __intel_wait_for_register(&i915->uncore, HDCP_KEY_STATUS,
HDCP_KEY_LOAD_DONE, HDCP_KEY_LOAD_DONE,
10, 1, &val);
if (ret)
@@ -350,27 +314,27 @@ static int intel_hdcp_load_keys(struct drm_i915_private *dev_priv)
return -ENXIO;
/* Send Aksv over to PCH display for use in authentication */
- intel_de_write(dev_priv, HDCP_KEY_CONF, HDCP_AKSV_SEND_TRIGGER);
+ intel_de_write(i915, HDCP_KEY_CONF, HDCP_AKSV_SEND_TRIGGER);
return 0;
}
/* Returns updated SHA-1 index */
-static int intel_write_sha_text(struct drm_i915_private *dev_priv, u32 sha_text)
+static int intel_write_sha_text(struct drm_i915_private *i915, u32 sha_text)
{
- intel_de_write(dev_priv, HDCP_SHA_TEXT, sha_text);
- if (intel_de_wait_for_set(dev_priv, HDCP_REP_CTL, HDCP_SHA1_READY, 1)) {
- drm_err(&dev_priv->drm, "Timed out waiting for SHA1 ready\n");
+ intel_de_write(i915, HDCP_SHA_TEXT, sha_text);
+ if (intel_de_wait_for_set(i915, HDCP_REP_CTL, HDCP_SHA1_READY, 1)) {
+ drm_err(&i915->drm, "Timed out waiting for SHA1 ready\n");
return -ETIMEDOUT;
}
return 0;
}
static
-u32 intel_hdcp_get_repeater_ctl(struct drm_i915_private *dev_priv,
+u32 intel_hdcp_get_repeater_ctl(struct drm_i915_private *i915,
enum transcoder cpu_transcoder, enum port port)
{
- if (DISPLAY_VER(dev_priv) >= 12) {
+ if (DISPLAY_VER(i915) >= 12) {
switch (cpu_transcoder) {
case TRANSCODER_A:
return HDCP_TRANSA_REP_PRESENT |
@@ -385,7 +349,7 @@ u32 intel_hdcp_get_repeater_ctl(struct drm_i915_private *dev_priv,
return HDCP_TRANSD_REP_PRESENT |
HDCP_TRANSD_SHA1_M0;
default:
- drm_err(&dev_priv->drm, "Unknown transcoder %d\n",
+ drm_err(&i915->drm, "Unknown transcoder %d\n",
cpu_transcoder);
return -EINVAL;
}
@@ -403,7 +367,7 @@ u32 intel_hdcp_get_repeater_ctl(struct drm_i915_private *dev_priv,
case PORT_E:
return HDCP_DDIE_REP_PRESENT | HDCP_DDIE_SHA1_M0;
default:
- drm_err(&dev_priv->drm, "Unknown port %d\n", port);
+ drm_err(&i915->drm, "Unknown port %d\n", port);
return -EINVAL;
}
}
@@ -414,7 +378,7 @@ int intel_hdcp_validate_v_prime(struct intel_connector *connector,
u8 *ksv_fifo, u8 num_downstream, u8 *bstatus)
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
enum transcoder cpu_transcoder = connector->hdcp.cpu_transcoder;
enum port port = dig_port->base.port;
u32 vprime, sha_text, sha_leftovers, rep_ctl;
@@ -425,7 +389,7 @@ int intel_hdcp_validate_v_prime(struct intel_connector *connector,
ret = shim->read_v_prime_part(dig_port, i, &vprime);
if (ret)
return ret;
- intel_de_write(dev_priv, HDCP_SHA_V_PRIME(i), vprime);
+ intel_de_write(i915, HDCP_SHA_V_PRIME(i), vprime);
}
/*
@@ -441,8 +405,8 @@ int intel_hdcp_validate_v_prime(struct intel_connector *connector,
sha_idx = 0;
sha_text = 0;
sha_leftovers = 0;
- rep_ctl = intel_hdcp_get_repeater_ctl(dev_priv, cpu_transcoder, port);
- intel_de_write(dev_priv, HDCP_REP_CTL, rep_ctl | HDCP_SHA1_TEXT_32);
+ rep_ctl = intel_hdcp_get_repeater_ctl(i915, cpu_transcoder, port);
+ intel_de_write(i915, HDCP_REP_CTL, rep_ctl | HDCP_SHA1_TEXT_32);
for (i = 0; i < num_downstream; i++) {
unsigned int sha_empty;
u8 *ksv = &ksv_fifo[i * DRM_HDCP_KSV_LEN];
@@ -454,14 +418,14 @@ int intel_hdcp_validate_v_prime(struct intel_connector *connector,
sha_text |= ksv[j] << off;
}
- ret = intel_write_sha_text(dev_priv, sha_text);
+ ret = intel_write_sha_text(i915, sha_text);
if (ret < 0)
return ret;
/* Programming guide writes this every 64 bytes */
sha_idx += sizeof(sha_text);
if (!(sha_idx % 64))
- intel_de_write(dev_priv, HDCP_REP_CTL,
+ intel_de_write(i915, HDCP_REP_CTL,
rep_ctl | HDCP_SHA1_TEXT_32);
/* Store the leftover bytes from the ksv in sha_text */
@@ -478,7 +442,7 @@ int intel_hdcp_validate_v_prime(struct intel_connector *connector,
if (sizeof(sha_text) > sha_leftovers)
continue;
- ret = intel_write_sha_text(dev_priv, sha_text);
+ ret = intel_write_sha_text(i915, sha_text);
if (ret < 0)
return ret;
sha_leftovers = 0;
@@ -494,73 +458,73 @@ int intel_hdcp_validate_v_prime(struct intel_connector *connector,
*/
if (sha_leftovers == 0) {
/* Write 16 bits of text, 16 bits of M0 */
- intel_de_write(dev_priv, HDCP_REP_CTL,
+ intel_de_write(i915, HDCP_REP_CTL,
rep_ctl | HDCP_SHA1_TEXT_16);
- ret = intel_write_sha_text(dev_priv,
+ ret = intel_write_sha_text(i915,
bstatus[0] << 8 | bstatus[1]);
if (ret < 0)
return ret;
sha_idx += sizeof(sha_text);
/* Write 32 bits of M0 */
- intel_de_write(dev_priv, HDCP_REP_CTL,
+ intel_de_write(i915, HDCP_REP_CTL,
rep_ctl | HDCP_SHA1_TEXT_0);
- ret = intel_write_sha_text(dev_priv, 0);
+ ret = intel_write_sha_text(i915, 0);
if (ret < 0)
return ret;
sha_idx += sizeof(sha_text);
/* Write 16 bits of M0 */
- intel_de_write(dev_priv, HDCP_REP_CTL,
+ intel_de_write(i915, HDCP_REP_CTL,
rep_ctl | HDCP_SHA1_TEXT_16);
- ret = intel_write_sha_text(dev_priv, 0);
+ ret = intel_write_sha_text(i915, 0);
if (ret < 0)
return ret;
sha_idx += sizeof(sha_text);
} else if (sha_leftovers == 1) {
/* Write 24 bits of text, 8 bits of M0 */
- intel_de_write(dev_priv, HDCP_REP_CTL,
+ intel_de_write(i915, HDCP_REP_CTL,
rep_ctl | HDCP_SHA1_TEXT_24);
sha_text |= bstatus[0] << 16 | bstatus[1] << 8;
/* Only 24-bits of data, must be in the LSB */
sha_text = (sha_text & 0xffffff00) >> 8;
- ret = intel_write_sha_text(dev_priv, sha_text);
+ ret = intel_write_sha_text(i915, sha_text);
if (ret < 0)
return ret;
sha_idx += sizeof(sha_text);
/* Write 32 bits of M0 */
- intel_de_write(dev_priv, HDCP_REP_CTL,
+ intel_de_write(i915, HDCP_REP_CTL,
rep_ctl | HDCP_SHA1_TEXT_0);
- ret = intel_write_sha_text(dev_priv, 0);
+ ret = intel_write_sha_text(i915, 0);
if (ret < 0)
return ret;
sha_idx += sizeof(sha_text);
/* Write 24 bits of M0 */
- intel_de_write(dev_priv, HDCP_REP_CTL,
+ intel_de_write(i915, HDCP_REP_CTL,
rep_ctl | HDCP_SHA1_TEXT_8);
- ret = intel_write_sha_text(dev_priv, 0);
+ ret = intel_write_sha_text(i915, 0);
if (ret < 0)
return ret;
sha_idx += sizeof(sha_text);
} else if (sha_leftovers == 2) {
/* Write 32 bits of text */
- intel_de_write(dev_priv, HDCP_REP_CTL,
+ intel_de_write(i915, HDCP_REP_CTL,
rep_ctl | HDCP_SHA1_TEXT_32);
sha_text |= bstatus[0] << 8 | bstatus[1];
- ret = intel_write_sha_text(dev_priv, sha_text);
+ ret = intel_write_sha_text(i915, sha_text);
if (ret < 0)
return ret;
sha_idx += sizeof(sha_text);
/* Write 64 bits of M0 */
- intel_de_write(dev_priv, HDCP_REP_CTL,
+ intel_de_write(i915, HDCP_REP_CTL,
rep_ctl | HDCP_SHA1_TEXT_0);
for (i = 0; i < 2; i++) {
- ret = intel_write_sha_text(dev_priv, 0);
+ ret = intel_write_sha_text(i915, 0);
if (ret < 0)
return ret;
sha_idx += sizeof(sha_text);
@@ -570,56 +534,56 @@ int intel_hdcp_validate_v_prime(struct intel_connector *connector,
* Terminate the SHA-1 stream by hand. For the other leftover
* cases this is appended by the hardware.
*/
- intel_de_write(dev_priv, HDCP_REP_CTL,
+ intel_de_write(i915, HDCP_REP_CTL,
rep_ctl | HDCP_SHA1_TEXT_32);
sha_text = DRM_HDCP_SHA1_TERMINATOR << 24;
- ret = intel_write_sha_text(dev_priv, sha_text);
+ ret = intel_write_sha_text(i915, sha_text);
if (ret < 0)
return ret;
sha_idx += sizeof(sha_text);
} else if (sha_leftovers == 3) {
/* Write 32 bits of text (filled from LSB) */
- intel_de_write(dev_priv, HDCP_REP_CTL,
+ intel_de_write(i915, HDCP_REP_CTL,
rep_ctl | HDCP_SHA1_TEXT_32);
sha_text |= bstatus[0];
- ret = intel_write_sha_text(dev_priv, sha_text);
+ ret = intel_write_sha_text(i915, sha_text);
if (ret < 0)
return ret;
sha_idx += sizeof(sha_text);
/* Write 8 bits of text (filled from LSB), 24 bits of M0 */
- intel_de_write(dev_priv, HDCP_REP_CTL,
+ intel_de_write(i915, HDCP_REP_CTL,
rep_ctl | HDCP_SHA1_TEXT_8);
- ret = intel_write_sha_text(dev_priv, bstatus[1]);
+ ret = intel_write_sha_text(i915, bstatus[1]);
if (ret < 0)
return ret;
sha_idx += sizeof(sha_text);
/* Write 32 bits of M0 */
- intel_de_write(dev_priv, HDCP_REP_CTL,
+ intel_de_write(i915, HDCP_REP_CTL,
rep_ctl | HDCP_SHA1_TEXT_0);
- ret = intel_write_sha_text(dev_priv, 0);
+ ret = intel_write_sha_text(i915, 0);
if (ret < 0)
return ret;
sha_idx += sizeof(sha_text);
/* Write 8 bits of M0 */
- intel_de_write(dev_priv, HDCP_REP_CTL,
+ intel_de_write(i915, HDCP_REP_CTL,
rep_ctl | HDCP_SHA1_TEXT_24);
- ret = intel_write_sha_text(dev_priv, 0);
+ ret = intel_write_sha_text(i915, 0);
if (ret < 0)
return ret;
sha_idx += sizeof(sha_text);
} else {
- drm_dbg_kms(&dev_priv->drm, "Invalid number of leftovers %d\n",
+ drm_dbg_kms(&i915->drm, "Invalid number of leftovers %d\n",
sha_leftovers);
return -EINVAL;
}
- intel_de_write(dev_priv, HDCP_REP_CTL, rep_ctl | HDCP_SHA1_TEXT_32);
+ intel_de_write(i915, HDCP_REP_CTL, rep_ctl | HDCP_SHA1_TEXT_32);
/* Fill up to 64-4 bytes with zeros (leave the last write for length) */
while ((sha_idx % 64) < (64 - sizeof(sha_text))) {
- ret = intel_write_sha_text(dev_priv, 0);
+ ret = intel_write_sha_text(i915, 0);
if (ret < 0)
return ret;
sha_idx += sizeof(sha_text);
@@ -631,20 +595,20 @@ int intel_hdcp_validate_v_prime(struct intel_connector *connector,
* - 10 bytes for BINFO/BSTATUS(2), M0(8)
*/
sha_text = (num_downstream * 5 + 10) * 8;
- ret = intel_write_sha_text(dev_priv, sha_text);
+ ret = intel_write_sha_text(i915, sha_text);
if (ret < 0)
return ret;
/* Tell the HW we're done with the hash and wait for it to ACK */
- intel_de_write(dev_priv, HDCP_REP_CTL,
+ intel_de_write(i915, HDCP_REP_CTL,
rep_ctl | HDCP_SHA1_COMPLETE_HASH);
- if (intel_de_wait_for_set(dev_priv, HDCP_REP_CTL,
+ if (intel_de_wait_for_set(i915, HDCP_REP_CTL,
HDCP_SHA1_COMPLETE, 1)) {
- drm_err(&dev_priv->drm, "Timed out waiting for SHA1 complete\n");
+ drm_err(&i915->drm, "Timed out waiting for SHA1 complete\n");
return -ETIMEDOUT;
}
- if (!(intel_de_read(dev_priv, HDCP_REP_CTL) & HDCP_SHA1_V_MATCH)) {
- drm_dbg_kms(&dev_priv->drm, "SHA-1 mismatch, HDCP failed\n");
+ if (!(intel_de_read(i915, HDCP_REP_CTL) & HDCP_SHA1_V_MATCH)) {
+ drm_dbg_kms(&i915->drm, "SHA-1 mismatch, HDCP failed\n");
return -ENXIO;
}
@@ -656,14 +620,14 @@ static
int intel_hdcp_auth_downstream(struct intel_connector *connector)
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
const struct intel_hdcp_shim *shim = connector->hdcp.shim;
u8 bstatus[2], num_downstream, *ksv_fifo;
int ret, i, tries = 3;
ret = intel_hdcp_poll_ksv_fifo(dig_port, shim);
if (ret) {
- drm_dbg_kms(&dev_priv->drm,
+ drm_dbg_kms(&i915->drm,
"KSV list failed to become ready (%d)\n", ret);
return ret;
}
@@ -674,7 +638,7 @@ int intel_hdcp_auth_downstream(struct intel_connector *connector)
if (DRM_HDCP_MAX_DEVICE_EXCEEDED(bstatus[0]) ||
DRM_HDCP_MAX_CASCADE_EXCEEDED(bstatus[1])) {
- drm_dbg_kms(&dev_priv->drm, "Max Topology Limit Exceeded\n");
+ drm_dbg_kms(&i915->drm, "Max Topology Limit Exceeded\n");
return -EPERM;
}
@@ -687,14 +651,14 @@ int intel_hdcp_auth_downstream(struct intel_connector *connector)
*/
num_downstream = DRM_HDCP_NUM_DOWNSTREAM(bstatus[0]);
if (num_downstream == 0) {
- drm_dbg_kms(&dev_priv->drm,
+ drm_dbg_kms(&i915->drm,
"Repeater with zero downstream devices\n");
return -EINVAL;
}
ksv_fifo = kcalloc(DRM_HDCP_KSV_LEN, num_downstream, GFP_KERNEL);
if (!ksv_fifo) {
- drm_dbg_kms(&dev_priv->drm, "Out of mem: ksv_fifo\n");
+ drm_dbg_kms(&i915->drm, "Out of mem: ksv_fifo\n");
return -ENOMEM;
}
@@ -702,9 +666,9 @@ int intel_hdcp_auth_downstream(struct intel_connector *connector)
if (ret)
goto err;
- if (drm_hdcp_check_ksvs_revoked(&dev_priv->drm, ksv_fifo,
+ if (drm_hdcp_check_ksvs_revoked(&i915->drm, ksv_fifo,
num_downstream) > 0) {
- drm_err(&dev_priv->drm, "Revoked Ksv(s) in ksv_fifo\n");
+ drm_err(&i915->drm, "Revoked Ksv(s) in ksv_fifo\n");
ret = -EPERM;
goto err;
}
@@ -722,12 +686,12 @@ int intel_hdcp_auth_downstream(struct intel_connector *connector)
}
if (i == tries) {
- drm_dbg_kms(&dev_priv->drm,
+ drm_dbg_kms(&i915->drm,
"V Prime validation failed.(%d)\n", ret);
goto err;
}
- drm_dbg_kms(&dev_priv->drm, "HDCP is enabled (%d downstream devices)\n",
+ drm_dbg_kms(&i915->drm, "HDCP is enabled (%d downstream devices)\n",
num_downstream);
ret = 0;
err:
@@ -739,7 +703,7 @@ err:
static int intel_hdcp_auth(struct intel_connector *connector)
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_hdcp *hdcp = &connector->hdcp;
const struct intel_hdcp_shim *shim = hdcp->shim;
enum transcoder cpu_transcoder = connector->hdcp.cpu_transcoder;
@@ -771,7 +735,7 @@ static int intel_hdcp_auth(struct intel_connector *connector)
if (ret)
return ret;
if (!hdcp_capable) {
- drm_dbg_kms(&dev_priv->drm,
+ drm_dbg_kms(&i915->drm,
"Panel is not HDCP capable\n");
return -EINVAL;
}
@@ -779,24 +743,24 @@ static int intel_hdcp_auth(struct intel_connector *connector)
/* Initialize An with 2 random values and acquire it */
for (i = 0; i < 2; i++)
- intel_de_write(dev_priv,
- HDCP_ANINIT(dev_priv, cpu_transcoder, port),
+ intel_de_write(i915,
+ HDCP_ANINIT(i915, cpu_transcoder, port),
get_random_u32());
- intel_de_write(dev_priv, HDCP_CONF(dev_priv, cpu_transcoder, port),
+ intel_de_write(i915, HDCP_CONF(i915, cpu_transcoder, port),
HDCP_CONF_CAPTURE_AN);
/* Wait for An to be acquired */
- if (intel_de_wait_for_set(dev_priv,
- HDCP_STATUS(dev_priv, cpu_transcoder, port),
+ if (intel_de_wait_for_set(i915,
+ HDCP_STATUS(i915, cpu_transcoder, port),
HDCP_STATUS_AN_READY, 1)) {
- drm_err(&dev_priv->drm, "Timed out waiting for An\n");
+ drm_err(&i915->drm, "Timed out waiting for An\n");
return -ETIMEDOUT;
}
- an.reg[0] = intel_de_read(dev_priv,
- HDCP_ANLO(dev_priv, cpu_transcoder, port));
- an.reg[1] = intel_de_read(dev_priv,
- HDCP_ANHI(dev_priv, cpu_transcoder, port));
+ an.reg[0] = intel_de_read(i915,
+ HDCP_ANLO(i915, cpu_transcoder, port));
+ an.reg[1] = intel_de_read(i915,
+ HDCP_ANHI(i915, cpu_transcoder, port));
ret = shim->write_an_aksv(dig_port, an.shim);
if (ret)
return ret;
@@ -809,34 +773,34 @@ static int intel_hdcp_auth(struct intel_connector *connector)
if (ret < 0)
return ret;
- if (drm_hdcp_check_ksvs_revoked(&dev_priv->drm, bksv.shim, 1) > 0) {
- drm_err(&dev_priv->drm, "BKSV is revoked\n");
+ if (drm_hdcp_check_ksvs_revoked(&i915->drm, bksv.shim, 1) > 0) {
+ drm_err(&i915->drm, "BKSV is revoked\n");
return -EPERM;
}
- intel_de_write(dev_priv, HDCP_BKSVLO(dev_priv, cpu_transcoder, port),
+ intel_de_write(i915, HDCP_BKSVLO(i915, cpu_transcoder, port),
bksv.reg[0]);
- intel_de_write(dev_priv, HDCP_BKSVHI(dev_priv, cpu_transcoder, port),
+ intel_de_write(i915, HDCP_BKSVHI(i915, cpu_transcoder, port),
bksv.reg[1]);
ret = shim->repeater_present(dig_port, &repeater_present);
if (ret)
return ret;
if (repeater_present)
- intel_de_write(dev_priv, HDCP_REP_CTL,
- intel_hdcp_get_repeater_ctl(dev_priv, cpu_transcoder, port));
+ intel_de_write(i915, HDCP_REP_CTL,
+ intel_hdcp_get_repeater_ctl(i915, cpu_transcoder, port));
ret = shim->toggle_signalling(dig_port, cpu_transcoder, true);
if (ret)
return ret;
- intel_de_write(dev_priv, HDCP_CONF(dev_priv, cpu_transcoder, port),
+ intel_de_write(i915, HDCP_CONF(i915, cpu_transcoder, port),
HDCP_CONF_AUTH_AND_ENC);
/* Wait for R0 ready */
- if (wait_for(intel_de_read(dev_priv, HDCP_STATUS(dev_priv, cpu_transcoder, port)) &
+ if (wait_for(intel_de_read(i915, HDCP_STATUS(i915, cpu_transcoder, port)) &
(HDCP_STATUS_R0_READY | HDCP_STATUS_ENC), 1)) {
- drm_err(&dev_priv->drm, "Timed out waiting for R0 ready\n");
+ drm_err(&i915->drm, "Timed out waiting for R0 ready\n");
return -ETIMEDOUT;
}
@@ -862,30 +826,30 @@ static int intel_hdcp_auth(struct intel_connector *connector)
ret = shim->read_ri_prime(dig_port, ri.shim);
if (ret)
return ret;
- intel_de_write(dev_priv,
- HDCP_RPRIME(dev_priv, cpu_transcoder, port),
+ intel_de_write(i915,
+ HDCP_RPRIME(i915, cpu_transcoder, port),
ri.reg);
/* Wait for Ri prime match */
- if (!wait_for(intel_de_read(dev_priv, HDCP_STATUS(dev_priv, cpu_transcoder, port)) &
+ if (!wait_for(intel_de_read(i915, HDCP_STATUS(i915, cpu_transcoder, port)) &
(HDCP_STATUS_RI_MATCH | HDCP_STATUS_ENC), 1))
break;
}
if (i == tries) {
- drm_dbg_kms(&dev_priv->drm,
+ drm_dbg_kms(&i915->drm,
"Timed out waiting for Ri prime match (%x)\n",
- intel_de_read(dev_priv, HDCP_STATUS(dev_priv,
- cpu_transcoder, port)));
+ intel_de_read(i915,
+ HDCP_STATUS(i915, cpu_transcoder, port)));
return -ETIMEDOUT;
}
/* Wait for encryption confirmation */
- if (intel_de_wait_for_set(dev_priv,
- HDCP_STATUS(dev_priv, cpu_transcoder, port),
+ if (intel_de_wait_for_set(i915,
+ HDCP_STATUS(i915, cpu_transcoder, port),
HDCP_STATUS_ENC,
HDCP_ENCRYPT_STATUS_CHANGE_TIMEOUT_MS)) {
- drm_err(&dev_priv->drm, "Timed out waiting for encryption\n");
+ drm_err(&i915->drm, "Timed out waiting for encryption\n");
return -ETIMEDOUT;
}
@@ -893,42 +857,42 @@ static int intel_hdcp_auth(struct intel_connector *connector)
if (shim->stream_encryption) {
ret = shim->stream_encryption(connector, true);
if (ret) {
- drm_err(&dev_priv->drm, "[%s:%d] Failed to enable HDCP 1.4 stream enc\n",
+ drm_err(&i915->drm, "[%s:%d] Failed to enable HDCP 1.4 stream enc\n",
connector->base.name, connector->base.base.id);
return ret;
}
- drm_dbg_kms(&dev_priv->drm, "HDCP 1.4 transcoder: %s stream encrypted\n",
+ drm_dbg_kms(&i915->drm, "HDCP 1.4 transcoder: %s stream encrypted\n",
transcoder_name(hdcp->stream_transcoder));
}
if (repeater_present)
return intel_hdcp_auth_downstream(connector);
- drm_dbg_kms(&dev_priv->drm, "HDCP is enabled (no repeater present)\n");
+ drm_dbg_kms(&i915->drm, "HDCP is enabled (no repeater present)\n");
return 0;
}
static int _intel_hdcp_disable(struct intel_connector *connector)
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_hdcp *hdcp = &connector->hdcp;
enum port port = dig_port->base.port;
enum transcoder cpu_transcoder = hdcp->cpu_transcoder;
u32 repeater_ctl;
int ret;
- drm_dbg_kms(&dev_priv->drm, "[%s:%d] HDCP is being disabled...\n",
+ drm_dbg_kms(&i915->drm, "[%s:%d] HDCP is being disabled...\n",
connector->base.name, connector->base.base.id);
if (hdcp->shim->stream_encryption) {
ret = hdcp->shim->stream_encryption(connector, false);
if (ret) {
- drm_err(&dev_priv->drm, "[%s:%d] Failed to disable HDCP 1.4 stream enc\n",
+ drm_err(&i915->drm, "[%s:%d] Failed to disable HDCP 1.4 stream enc\n",
connector->base.name, connector->base.base.id);
return ret;
}
- drm_dbg_kms(&dev_priv->drm, "HDCP 1.4 transcoder: %s stream encryption disabled\n",
+ drm_dbg_kms(&i915->drm, "HDCP 1.4 transcoder: %s stream encryption disabled\n",
transcoder_name(hdcp->stream_transcoder));
/*
* If there are other connectors on this port using HDCP,
@@ -940,51 +904,51 @@ static int _intel_hdcp_disable(struct intel_connector *connector)
}
hdcp->hdcp_encrypted = false;
- intel_de_write(dev_priv, HDCP_CONF(dev_priv, cpu_transcoder, port), 0);
- if (intel_de_wait_for_clear(dev_priv,
- HDCP_STATUS(dev_priv, cpu_transcoder, port),
+ intel_de_write(i915, HDCP_CONF(i915, cpu_transcoder, port), 0);
+ if (intel_de_wait_for_clear(i915,
+ HDCP_STATUS(i915, cpu_transcoder, port),
~0, HDCP_ENCRYPT_STATUS_CHANGE_TIMEOUT_MS)) {
- drm_err(&dev_priv->drm,
+ drm_err(&i915->drm,
"Failed to disable HDCP, timeout clearing status\n");
return -ETIMEDOUT;
}
- repeater_ctl = intel_hdcp_get_repeater_ctl(dev_priv, cpu_transcoder,
+ repeater_ctl = intel_hdcp_get_repeater_ctl(i915, cpu_transcoder,
port);
- intel_de_rmw(dev_priv, HDCP_REP_CTL, repeater_ctl, 0);
+ intel_de_rmw(i915, HDCP_REP_CTL, repeater_ctl, 0);
ret = hdcp->shim->toggle_signalling(dig_port, cpu_transcoder, false);
if (ret) {
- drm_err(&dev_priv->drm, "Failed to disable HDCP signalling\n");
+ drm_err(&i915->drm, "Failed to disable HDCP signalling\n");
return ret;
}
- drm_dbg_kms(&dev_priv->drm, "HDCP is disabled\n");
+ drm_dbg_kms(&i915->drm, "HDCP is disabled\n");
return 0;
}
static int _intel_hdcp_enable(struct intel_connector *connector)
{
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_hdcp *hdcp = &connector->hdcp;
int i, ret, tries = 3;
- drm_dbg_kms(&dev_priv->drm, "[%s:%d] HDCP is being enabled...\n",
+ drm_dbg_kms(&i915->drm, "[%s:%d] HDCP is being enabled...\n",
connector->base.name, connector->base.base.id);
- if (!hdcp_key_loadable(dev_priv)) {
- drm_err(&dev_priv->drm, "HDCP key Load is not possible\n");
+ if (!hdcp_key_loadable(i915)) {
+ drm_err(&i915->drm, "HDCP key Load is not possible\n");
return -ENXIO;
}
for (i = 0; i < KEY_LOAD_TRIES; i++) {
- ret = intel_hdcp_load_keys(dev_priv);
+ ret = intel_hdcp_load_keys(i915);
if (!ret)
break;
- intel_hdcp_clear_keys(dev_priv);
+ intel_hdcp_clear_keys(i915);
}
if (ret) {
- drm_err(&dev_priv->drm, "Could not load HDCP keys, (%d)\n",
+ drm_err(&i915->drm, "Could not load HDCP keys, (%d)\n",
ret);
return ret;
}
@@ -997,13 +961,13 @@ static int _intel_hdcp_enable(struct intel_connector *connector)
return 0;
}
- drm_dbg_kms(&dev_priv->drm, "HDCP Auth failure (%d)\n", ret);
+ drm_dbg_kms(&i915->drm, "HDCP Auth failure (%d)\n", ret);
/* Ensuring HDCP encryption and signalling are stopped. */
_intel_hdcp_disable(connector);
}
- drm_dbg_kms(&dev_priv->drm,
+ drm_dbg_kms(&i915->drm,
"HDCP authentication failed (%d tries/%d)\n", tries, ret);
return ret;
}
@@ -1019,6 +983,7 @@ static void intel_hdcp_update_value(struct intel_connector *connector,
struct drm_device *dev = connector->base.dev;
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
struct intel_hdcp *hdcp = &connector->hdcp;
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
drm_WARN_ON(connector->base.dev, !mutex_is_locked(&hdcp->mutex));
@@ -1037,7 +1002,7 @@ static void intel_hdcp_update_value(struct intel_connector *connector,
hdcp->value = value;
if (update_property) {
drm_connector_get(&connector->base);
- schedule_work(&hdcp->prop_work);
+ queue_work(i915->unordered_wq, &hdcp->prop_work);
}
}
@@ -1045,7 +1010,7 @@ static void intel_hdcp_update_value(struct intel_connector *connector,
static int intel_hdcp_check_link(struct intel_connector *connector)
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_hdcp *hdcp = &connector->hdcp;
enum port port = dig_port->base.port;
enum transcoder cpu_transcoder;
@@ -1063,12 +1028,12 @@ static int intel_hdcp_check_link(struct intel_connector *connector)
goto out;
}
- if (drm_WARN_ON(&dev_priv->drm,
- !intel_hdcp_in_use(dev_priv, cpu_transcoder, port))) {
- drm_err(&dev_priv->drm,
+ if (drm_WARN_ON(&i915->drm,
+ !intel_hdcp_in_use(i915, cpu_transcoder, port))) {
+ drm_err(&i915->drm,
"%s:%d HDCP link stopped encryption,%x\n",
connector->base.name, connector->base.base.id,
- intel_de_read(dev_priv, HDCP_STATUS(dev_priv, cpu_transcoder, port)));
+ intel_de_read(i915, HDCP_STATUS(i915, cpu_transcoder, port)));
ret = -ENXIO;
intel_hdcp_update_value(connector,
DRM_MODE_CONTENT_PROTECTION_DESIRED,
@@ -1084,13 +1049,13 @@ static int intel_hdcp_check_link(struct intel_connector *connector)
goto out;
}
- drm_dbg_kms(&dev_priv->drm,
+ drm_dbg_kms(&i915->drm,
"[%s:%d] HDCP link failed, retrying authentication\n",
connector->base.name, connector->base.base.id);
ret = _intel_hdcp_disable(connector);
if (ret) {
- drm_err(&dev_priv->drm, "Failed to disable hdcp (%d)\n", ret);
+ drm_err(&i915->drm, "Failed to disable hdcp (%d)\n", ret);
intel_hdcp_update_value(connector,
DRM_MODE_CONTENT_PROTECTION_DESIRED,
true);
@@ -1099,7 +1064,7 @@ static int intel_hdcp_check_link(struct intel_connector *connector)
ret = _intel_hdcp_enable(connector);
if (ret) {
- drm_err(&dev_priv->drm, "Failed to enable hdcp (%d)\n", ret);
+ drm_err(&i915->drm, "Failed to enable hdcp (%d)\n", ret);
intel_hdcp_update_value(connector,
DRM_MODE_CONTENT_PROTECTION_DESIRED,
true);
@@ -1117,9 +1082,9 @@ static void intel_hdcp_prop_work(struct work_struct *work)
struct intel_hdcp *hdcp = container_of(work, struct intel_hdcp,
prop_work);
struct intel_connector *connector = intel_hdcp_to_connector(hdcp);
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
- drm_modeset_lock(&dev_priv->drm.mode_config.connection_mutex, NULL);
+ drm_modeset_lock(&i915->drm.mode_config.connection_mutex, NULL);
mutex_lock(&hdcp->mutex);
/*
@@ -1132,15 +1097,15 @@ static void intel_hdcp_prop_work(struct work_struct *work)
hdcp->value);
mutex_unlock(&hdcp->mutex);
- drm_modeset_unlock(&dev_priv->drm.mode_config.connection_mutex);
+ drm_modeset_unlock(&i915->drm.mode_config.connection_mutex);
drm_connector_put(&connector->base);
}
-bool is_hdcp_supported(struct drm_i915_private *dev_priv, enum port port)
+bool is_hdcp_supported(struct drm_i915_private *i915, enum port port)
{
- return RUNTIME_INFO(dev_priv)->has_hdcp &&
- (DISPLAY_VER(dev_priv) >= 12 || port < PORT_E);
+ return DISPLAY_RUNTIME_INFO(i915)->has_hdcp &&
+ (DISPLAY_VER(i915) >= 12 || port < PORT_E);
}
static int
@@ -1149,23 +1114,23 @@ hdcp2_prepare_ake_init(struct intel_connector *connector,
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
struct hdcp_port_data *data = &dig_port->hdcp_port_data;
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
- struct i915_hdcp_master *arbiter;
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
+ struct i915_hdcp_arbiter *arbiter;
int ret;
- mutex_lock(&dev_priv->display.hdcp.comp_mutex);
- arbiter = dev_priv->display.hdcp.master;
+ mutex_lock(&i915->display.hdcp.hdcp_mutex);
+ arbiter = i915->display.hdcp.arbiter;
if (!arbiter || !arbiter->ops) {
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return -EINVAL;
}
ret = arbiter->ops->initiate_hdcp2_session(arbiter->hdcp_dev, data, ake_data);
if (ret)
- drm_dbg_kms(&dev_priv->drm, "Prepare_ake_init failed. %d\n",
+ drm_dbg_kms(&i915->drm, "Prepare_ake_init failed. %d\n",
ret);
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return ret;
}
@@ -1179,15 +1144,15 @@ hdcp2_verify_rx_cert_prepare_km(struct intel_connector *connector,
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
struct hdcp_port_data *data = &dig_port->hdcp_port_data;
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
- struct i915_hdcp_master *arbiter;
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
+ struct i915_hdcp_arbiter *arbiter;
int ret;
- mutex_lock(&dev_priv->display.hdcp.comp_mutex);
- arbiter = dev_priv->display.hdcp.master;
+ mutex_lock(&i915->display.hdcp.hdcp_mutex);
+ arbiter = i915->display.hdcp.arbiter;
if (!arbiter || !arbiter->ops) {
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return -EINVAL;
}
@@ -1195,9 +1160,9 @@ hdcp2_verify_rx_cert_prepare_km(struct intel_connector *connector,
rx_cert, paired,
ek_pub_km, msg_sz);
if (ret < 0)
- drm_dbg_kms(&dev_priv->drm, "Verify rx_cert failed. %d\n",
+ drm_dbg_kms(&i915->drm, "Verify rx_cert failed. %d\n",
ret);
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return ret;
}
@@ -1207,22 +1172,22 @@ static int hdcp2_verify_hprime(struct intel_connector *connector,
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
struct hdcp_port_data *data = &dig_port->hdcp_port_data;
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
- struct i915_hdcp_master *arbiter;
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
+ struct i915_hdcp_arbiter *arbiter;
int ret;
- mutex_lock(&dev_priv->display.hdcp.comp_mutex);
- arbiter = dev_priv->display.hdcp.master;
+ mutex_lock(&i915->display.hdcp.hdcp_mutex);
+ arbiter = i915->display.hdcp.arbiter;
if (!arbiter || !arbiter->ops) {
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return -EINVAL;
}
ret = arbiter->ops->verify_hprime(arbiter->hdcp_dev, data, rx_hprime);
if (ret < 0)
- drm_dbg_kms(&dev_priv->drm, "Verify hprime failed. %d\n", ret);
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ drm_dbg_kms(&i915->drm, "Verify hprime failed. %d\n", ret);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return ret;
}
@@ -1233,23 +1198,23 @@ hdcp2_store_pairing_info(struct intel_connector *connector,
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
struct hdcp_port_data *data = &dig_port->hdcp_port_data;
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
- struct i915_hdcp_master *arbiter;
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
+ struct i915_hdcp_arbiter *arbiter;
int ret;
- mutex_lock(&dev_priv->display.hdcp.comp_mutex);
- arbiter = dev_priv->display.hdcp.master;
+ mutex_lock(&i915->display.hdcp.hdcp_mutex);
+ arbiter = i915->display.hdcp.arbiter;
if (!arbiter || !arbiter->ops) {
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return -EINVAL;
}
ret = arbiter->ops->store_pairing_info(arbiter->hdcp_dev, data, pairing_info);
if (ret < 0)
- drm_dbg_kms(&dev_priv->drm, "Store pairing info failed. %d\n",
+ drm_dbg_kms(&i915->drm, "Store pairing info failed. %d\n",
ret);
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return ret;
}
@@ -1260,23 +1225,23 @@ hdcp2_prepare_lc_init(struct intel_connector *connector,
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
struct hdcp_port_data *data = &dig_port->hdcp_port_data;
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
- struct i915_hdcp_master *arbiter;
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
+ struct i915_hdcp_arbiter *arbiter;
int ret;
- mutex_lock(&dev_priv->display.hdcp.comp_mutex);
- arbiter = dev_priv->display.hdcp.master;
+ mutex_lock(&i915->display.hdcp.hdcp_mutex);
+ arbiter = i915->display.hdcp.arbiter;
if (!arbiter || !arbiter->ops) {
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return -EINVAL;
}
ret = arbiter->ops->initiate_locality_check(arbiter->hdcp_dev, data, lc_init);
if (ret < 0)
- drm_dbg_kms(&dev_priv->drm, "Prepare lc_init failed. %d\n",
+ drm_dbg_kms(&i915->drm, "Prepare lc_init failed. %d\n",
ret);
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return ret;
}
@@ -1287,23 +1252,23 @@ hdcp2_verify_lprime(struct intel_connector *connector,
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
struct hdcp_port_data *data = &dig_port->hdcp_port_data;
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
- struct i915_hdcp_master *arbiter;
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
+ struct i915_hdcp_arbiter *arbiter;
int ret;
- mutex_lock(&dev_priv->display.hdcp.comp_mutex);
- arbiter = dev_priv->display.hdcp.master;
+ mutex_lock(&i915->display.hdcp.hdcp_mutex);
+ arbiter = i915->display.hdcp.arbiter;
if (!arbiter || !arbiter->ops) {
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return -EINVAL;
}
ret = arbiter->ops->verify_lprime(arbiter->hdcp_dev, data, rx_lprime);
if (ret < 0)
- drm_dbg_kms(&dev_priv->drm, "Verify L_Prime failed. %d\n",
+ drm_dbg_kms(&i915->drm, "Verify L_Prime failed. %d\n",
ret);
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return ret;
}
@@ -1313,23 +1278,23 @@ static int hdcp2_prepare_skey(struct intel_connector *connector,
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
struct hdcp_port_data *data = &dig_port->hdcp_port_data;
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
- struct i915_hdcp_master *arbiter;
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
+ struct i915_hdcp_arbiter *arbiter;
int ret;
- mutex_lock(&dev_priv->display.hdcp.comp_mutex);
- arbiter = dev_priv->display.hdcp.master;
+ mutex_lock(&i915->display.hdcp.hdcp_mutex);
+ arbiter = i915->display.hdcp.arbiter;
if (!arbiter || !arbiter->ops) {
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return -EINVAL;
}
ret = arbiter->ops->get_session_key(arbiter->hdcp_dev, data, ske_data);
if (ret < 0)
- drm_dbg_kms(&dev_priv->drm, "Get session key failed. %d\n",
+ drm_dbg_kms(&i915->drm, "Get session key failed. %d\n",
ret);
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return ret;
}
@@ -1342,15 +1307,15 @@ hdcp2_verify_rep_topology_prepare_ack(struct intel_connector *connector,
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
struct hdcp_port_data *data = &dig_port->hdcp_port_data;
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
- struct i915_hdcp_master *arbiter;
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
+ struct i915_hdcp_arbiter *arbiter;
int ret;
- mutex_lock(&dev_priv->display.hdcp.comp_mutex);
- arbiter = dev_priv->display.hdcp.master;
+ mutex_lock(&i915->display.hdcp.hdcp_mutex);
+ arbiter = i915->display.hdcp.arbiter;
if (!arbiter || !arbiter->ops) {
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return -EINVAL;
}
@@ -1359,9 +1324,9 @@ hdcp2_verify_rep_topology_prepare_ack(struct intel_connector *connector,
rep_topology,
rep_send_ack);
if (ret < 0)
- drm_dbg_kms(&dev_priv->drm,
+ drm_dbg_kms(&i915->drm,
"Verify rep topology failed. %d\n", ret);
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return ret;
}
@@ -1372,22 +1337,22 @@ hdcp2_verify_mprime(struct intel_connector *connector,
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
struct hdcp_port_data *data = &dig_port->hdcp_port_data;
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
- struct i915_hdcp_master *arbiter;
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
+ struct i915_hdcp_arbiter *arbiter;
int ret;
- mutex_lock(&dev_priv->display.hdcp.comp_mutex);
- arbiter = dev_priv->display.hdcp.master;
+ mutex_lock(&i915->display.hdcp.hdcp_mutex);
+ arbiter = i915->display.hdcp.arbiter;
if (!arbiter || !arbiter->ops) {
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return -EINVAL;
}
ret = arbiter->ops->verify_mprime(arbiter->hdcp_dev, data, stream_ready);
if (ret < 0)
- drm_dbg_kms(&dev_priv->drm, "Verify mprime failed. %d\n", ret);
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ drm_dbg_kms(&i915->drm, "Verify mprime failed. %d\n", ret);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return ret;
}
@@ -1396,23 +1361,23 @@ static int hdcp2_authenticate_port(struct intel_connector *connector)
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
struct hdcp_port_data *data = &dig_port->hdcp_port_data;
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
- struct i915_hdcp_master *arbiter;
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
+ struct i915_hdcp_arbiter *arbiter;
int ret;
- mutex_lock(&dev_priv->display.hdcp.comp_mutex);
- arbiter = dev_priv->display.hdcp.master;
+ mutex_lock(&i915->display.hdcp.hdcp_mutex);
+ arbiter = i915->display.hdcp.arbiter;
if (!arbiter || !arbiter->ops) {
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return -EINVAL;
}
ret = arbiter->ops->enable_hdcp_authentication(arbiter->hdcp_dev, data);
if (ret < 0)
- drm_dbg_kms(&dev_priv->drm, "Enable hdcp auth failed. %d\n",
+ drm_dbg_kms(&i915->drm, "Enable hdcp auth failed. %d\n",
ret);
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return ret;
}
@@ -1420,21 +1385,21 @@ static int hdcp2_authenticate_port(struct intel_connector *connector)
static int hdcp2_close_session(struct intel_connector *connector)
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
- struct i915_hdcp_master *arbiter;
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
+ struct i915_hdcp_arbiter *arbiter;
int ret;
- mutex_lock(&dev_priv->display.hdcp.comp_mutex);
- arbiter = dev_priv->display.hdcp.master;
+ mutex_lock(&i915->display.hdcp.hdcp_mutex);
+ arbiter = i915->display.hdcp.arbiter;
if (!arbiter || !arbiter->ops) {
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return -EINVAL;
}
ret = arbiter->ops->close_hdcp_session(arbiter->hdcp_dev,
&dig_port->hdcp_port_data);
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return ret;
}
@@ -1448,7 +1413,7 @@ static int hdcp2_deauthenticate_port(struct intel_connector *connector)
static int hdcp2_authentication_key_exchange(struct intel_connector *connector)
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_hdcp *hdcp = &connector->hdcp;
union {
struct hdcp2_ake_init ake_init;
@@ -1480,16 +1445,16 @@ static int hdcp2_authentication_key_exchange(struct intel_connector *connector)
return ret;
if (msgs.send_cert.rx_caps[0] != HDCP_2_2_RX_CAPS_VERSION_VAL) {
- drm_dbg_kms(&dev_priv->drm, "cert.rx_caps dont claim HDCP2.2\n");
+ drm_dbg_kms(&i915->drm, "cert.rx_caps dont claim HDCP2.2\n");
return -EINVAL;
}
hdcp->is_repeater = HDCP_2_2_RX_REPEATER(msgs.send_cert.rx_caps[2]);
- if (drm_hdcp_check_ksvs_revoked(&dev_priv->drm,
+ if (drm_hdcp_check_ksvs_revoked(&i915->drm,
msgs.send_cert.cert_rx.receiver_id,
1) > 0) {
- drm_err(&dev_priv->drm, "Receiver ID is revoked\n");
+ drm_err(&i915->drm, "Receiver ID is revoked\n");
return -EPERM;
}
@@ -1643,7 +1608,7 @@ static
int hdcp2_authenticate_repeater_topology(struct intel_connector *connector)
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_hdcp *hdcp = &connector->hdcp;
union {
struct hdcp2_rep_send_receiverid_list recvid_list;
@@ -1663,7 +1628,7 @@ int hdcp2_authenticate_repeater_topology(struct intel_connector *connector)
if (HDCP_2_2_MAX_CASCADE_EXCEEDED(rx_info[1]) ||
HDCP_2_2_MAX_DEVS_EXCEEDED(rx_info[1])) {
- drm_dbg_kms(&dev_priv->drm, "Topology Max Size Exceeded\n");
+ drm_dbg_kms(&i915->drm, "Topology Max Size Exceeded\n");
return -EINVAL;
}
@@ -1680,23 +1645,23 @@ int hdcp2_authenticate_repeater_topology(struct intel_connector *connector)
drm_hdcp_be24_to_cpu((const u8 *)msgs.recvid_list.seq_num_v);
if (!hdcp->hdcp2_encrypted && seq_num_v) {
- drm_dbg_kms(&dev_priv->drm,
+ drm_dbg_kms(&i915->drm,
"Non zero Seq_num_v at first RecvId_List msg\n");
return -EINVAL;
}
if (seq_num_v < hdcp->seq_num_v) {
/* Roll over of the seq_num_v from repeater. Reauthenticate. */
- drm_dbg_kms(&dev_priv->drm, "Seq_num_v roll over.\n");
+ drm_dbg_kms(&i915->drm, "Seq_num_v roll over.\n");
return -EINVAL;
}
device_cnt = (HDCP_2_2_DEV_COUNT_HI(rx_info[0]) << 4 |
HDCP_2_2_DEV_COUNT_LO(rx_info[1]));
- if (drm_hdcp_check_ksvs_revoked(&dev_priv->drm,
+ if (drm_hdcp_check_ksvs_revoked(&i915->drm,
msgs.recvid_list.receiver_ids,
device_cnt) > 0) {
- drm_err(&dev_priv->drm, "Revoked receiver ID(s) is in list\n");
+ drm_err(&i915->drm, "Revoked receiver ID(s) is in list\n");
return -EPERM;
}
@@ -1765,16 +1730,16 @@ static int hdcp2_authenticate_sink(struct intel_connector *connector)
static int hdcp2_enable_stream_encryption(struct intel_connector *connector)
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct hdcp_port_data *data = &dig_port->hdcp_port_data;
struct intel_hdcp *hdcp = &connector->hdcp;
enum transcoder cpu_transcoder = hdcp->cpu_transcoder;
enum port port = dig_port->base.port;
int ret = 0;
- if (!(intel_de_read(dev_priv, HDCP2_STATUS(dev_priv, cpu_transcoder, port)) &
+ if (!(intel_de_read(i915, HDCP2_STATUS(i915, cpu_transcoder, port)) &
LINK_ENCRYPTION_STATUS)) {
- drm_err(&dev_priv->drm, "[%s:%d] HDCP 2.2 Link is not encrypted\n",
+ drm_err(&i915->drm, "[%s:%d] HDCP 2.2 Link is not encrypted\n",
connector->base.name, connector->base.base.id);
ret = -EPERM;
goto link_recover;
@@ -1783,11 +1748,11 @@ static int hdcp2_enable_stream_encryption(struct intel_connector *connector)
if (hdcp->shim->stream_2_2_encryption) {
ret = hdcp->shim->stream_2_2_encryption(connector, true);
if (ret) {
- drm_err(&dev_priv->drm, "[%s:%d] Failed to enable HDCP 2.2 stream enc\n",
+ drm_err(&i915->drm, "[%s:%d] Failed to enable HDCP 2.2 stream enc\n",
connector->base.name, connector->base.base.id);
return ret;
}
- drm_dbg_kms(&dev_priv->drm, "HDCP 2.2 transcoder: %s stream encrypted\n",
+ drm_dbg_kms(&i915->drm, "HDCP 2.2 transcoder: %s stream encrypted\n",
transcoder_name(hdcp->stream_transcoder));
}
@@ -1795,7 +1760,7 @@ static int hdcp2_enable_stream_encryption(struct intel_connector *connector)
link_recover:
if (hdcp2_deauthenticate_port(connector) < 0)
- drm_dbg_kms(&dev_priv->drm, "Port deauth failed.\n");
+ drm_dbg_kms(&i915->drm, "Port deauth failed.\n");
dig_port->hdcp_auth_status = false;
data->k = 0;
@@ -1806,34 +1771,34 @@ link_recover:
static int hdcp2_enable_encryption(struct intel_connector *connector)
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_hdcp *hdcp = &connector->hdcp;
enum port port = dig_port->base.port;
enum transcoder cpu_transcoder = hdcp->cpu_transcoder;
int ret;
- drm_WARN_ON(&dev_priv->drm,
- intel_de_read(dev_priv, HDCP2_STATUS(dev_priv, cpu_transcoder, port)) &
+ drm_WARN_ON(&i915->drm,
+ intel_de_read(i915, HDCP2_STATUS(i915, cpu_transcoder, port)) &
LINK_ENCRYPTION_STATUS);
if (hdcp->shim->toggle_signalling) {
ret = hdcp->shim->toggle_signalling(dig_port, cpu_transcoder,
true);
if (ret) {
- drm_err(&dev_priv->drm,
+ drm_err(&i915->drm,
"Failed to enable HDCP signalling. %d\n",
ret);
return ret;
}
}
- if (intel_de_read(dev_priv, HDCP2_STATUS(dev_priv, cpu_transcoder, port)) &
+ if (intel_de_read(i915, HDCP2_STATUS(i915, cpu_transcoder, port)) &
LINK_AUTH_STATUS)
/* Link is Authenticated. Now set for Encryption */
- intel_de_rmw(dev_priv, HDCP2_CTL(dev_priv, cpu_transcoder, port),
+ intel_de_rmw(i915, HDCP2_CTL(i915, cpu_transcoder, port),
0, CTL_LINK_ENCRYPTION_REQ);
- ret = intel_de_wait_for_set(dev_priv,
- HDCP2_STATUS(dev_priv, cpu_transcoder,
+ ret = intel_de_wait_for_set(i915,
+ HDCP2_STATUS(i915, cpu_transcoder,
port),
LINK_ENCRYPTION_STATUS,
HDCP_ENCRYPT_STATUS_CHANGE_TIMEOUT_MS);
@@ -1845,31 +1810,31 @@ static int hdcp2_enable_encryption(struct intel_connector *connector)
static int hdcp2_disable_encryption(struct intel_connector *connector)
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_hdcp *hdcp = &connector->hdcp;
enum port port = dig_port->base.port;
enum transcoder cpu_transcoder = hdcp->cpu_transcoder;
int ret;
- drm_WARN_ON(&dev_priv->drm, !(intel_de_read(dev_priv, HDCP2_STATUS(dev_priv, cpu_transcoder, port)) &
+ drm_WARN_ON(&i915->drm, !(intel_de_read(i915, HDCP2_STATUS(i915, cpu_transcoder, port)) &
LINK_ENCRYPTION_STATUS));
- intel_de_rmw(dev_priv, HDCP2_CTL(dev_priv, cpu_transcoder, port),
+ intel_de_rmw(i915, HDCP2_CTL(i915, cpu_transcoder, port),
CTL_LINK_ENCRYPTION_REQ, 0);
- ret = intel_de_wait_for_clear(dev_priv,
- HDCP2_STATUS(dev_priv, cpu_transcoder,
+ ret = intel_de_wait_for_clear(i915,
+ HDCP2_STATUS(i915, cpu_transcoder,
port),
LINK_ENCRYPTION_STATUS,
HDCP_ENCRYPT_STATUS_CHANGE_TIMEOUT_MS);
if (ret == -ETIMEDOUT)
- drm_dbg_kms(&dev_priv->drm, "Disable Encryption Timedout");
+ drm_dbg_kms(&i915->drm, "Disable Encryption Timedout");
if (hdcp->shim->toggle_signalling) {
ret = hdcp->shim->toggle_signalling(dig_port, cpu_transcoder,
false);
if (ret) {
- drm_err(&dev_priv->drm,
+ drm_err(&i915->drm,
"Failed to disable HDCP signalling. %d\n",
ret);
return ret;
@@ -1917,13 +1882,7 @@ static int hdcp2_authenticate_and_encrypt(struct intel_connector *connector)
for (i = 0; i < tries && !dig_port->hdcp_auth_status; i++) {
ret = hdcp2_authenticate_sink(connector);
if (!ret) {
- ret = intel_hdcp_prepare_streams(connector);
- if (ret) {
- drm_dbg_kms(&i915->drm,
- "Prepare streams failed.(%d)\n",
- ret);
- break;
- }
+ intel_hdcp_prepare_streams(connector);
ret = hdcp2_propagate_stream_management_info(connector);
if (ret) {
@@ -2035,7 +1994,7 @@ _intel_hdcp2_disable(struct intel_connector *connector, bool hdcp2_link_recovery
static int intel_hdcp2_check_link(struct intel_connector *connector)
{
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_hdcp *hdcp = &connector->hdcp;
enum port port = dig_port->base.port;
enum transcoder cpu_transcoder;
@@ -2052,11 +2011,11 @@ static int intel_hdcp2_check_link(struct intel_connector *connector)
goto out;
}
- if (drm_WARN_ON(&dev_priv->drm,
- !intel_hdcp2_in_use(dev_priv, cpu_transcoder, port))) {
- drm_err(&dev_priv->drm,
+ if (drm_WARN_ON(&i915->drm,
+ !intel_hdcp2_in_use(i915, cpu_transcoder, port))) {
+ drm_err(&i915->drm,
"HDCP2.2 link stopped the encryption, %x\n",
- intel_de_read(dev_priv, HDCP2_STATUS(dev_priv, cpu_transcoder, port)));
+ intel_de_read(i915, HDCP2_STATUS(i915, cpu_transcoder, port)));
ret = -ENXIO;
_intel_hdcp2_disable(connector, true);
intel_hdcp_update_value(connector,
@@ -2079,7 +2038,7 @@ static int intel_hdcp2_check_link(struct intel_connector *connector)
if (hdcp->value == DRM_MODE_CONTENT_PROTECTION_UNDESIRED)
goto out;
- drm_dbg_kms(&dev_priv->drm,
+ drm_dbg_kms(&i915->drm,
"HDCP2.2 Downstream topology change\n");
ret = hdcp2_authenticate_repeater_topology(connector);
if (!ret) {
@@ -2088,19 +2047,19 @@ static int intel_hdcp2_check_link(struct intel_connector *connector)
true);
goto out;
}
- drm_dbg_kms(&dev_priv->drm,
+ drm_dbg_kms(&i915->drm,
"[%s:%d] Repeater topology auth failed.(%d)\n",
connector->base.name, connector->base.base.id,
ret);
} else {
- drm_dbg_kms(&dev_priv->drm,
+ drm_dbg_kms(&i915->drm,
"[%s:%d] HDCP2.2 link failed, retrying auth\n",
connector->base.name, connector->base.base.id);
}
ret = _intel_hdcp2_disable(connector, true);
if (ret) {
- drm_err(&dev_priv->drm,
+ drm_err(&i915->drm,
"[%s:%d] Failed to disable hdcp2.2 (%d)\n",
connector->base.name, connector->base.base.id, ret);
intel_hdcp_update_value(connector,
@@ -2110,7 +2069,7 @@ static int intel_hdcp2_check_link(struct intel_connector *connector)
ret = _intel_hdcp2_enable(connector);
if (ret) {
- drm_dbg_kms(&dev_priv->drm,
+ drm_dbg_kms(&i915->drm,
"[%s:%d] Failed to enable hdcp2.2 (%d)\n",
connector->base.name, connector->base.base.id,
ret);
@@ -2132,28 +2091,29 @@ static void intel_hdcp_check_work(struct work_struct *work)
struct intel_hdcp,
check_work);
struct intel_connector *connector = intel_hdcp_to_connector(hdcp);
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
if (drm_connector_is_unregistered(&connector->base))
return;
if (!intel_hdcp2_check_link(connector))
- schedule_delayed_work(&hdcp->check_work,
- DRM_HDCP2_CHECK_PERIOD_MS);
+ queue_delayed_work(i915->unordered_wq, &hdcp->check_work,
+ DRM_HDCP2_CHECK_PERIOD_MS);
else if (!intel_hdcp_check_link(connector))
- schedule_delayed_work(&hdcp->check_work,
- DRM_HDCP_CHECK_PERIOD_MS);
+ queue_delayed_work(i915->unordered_wq, &hdcp->check_work,
+ DRM_HDCP_CHECK_PERIOD_MS);
}
static int i915_hdcp_component_bind(struct device *i915_kdev,
struct device *mei_kdev, void *data)
{
- struct drm_i915_private *dev_priv = kdev_to_i915(i915_kdev);
+ struct drm_i915_private *i915 = kdev_to_i915(i915_kdev);
- drm_dbg(&dev_priv->drm, "I915 HDCP comp bind\n");
- mutex_lock(&dev_priv->display.hdcp.comp_mutex);
- dev_priv->display.hdcp.master = (struct i915_hdcp_master *)data;
- dev_priv->display.hdcp.master->hdcp_dev = mei_kdev;
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ drm_dbg(&i915->drm, "I915 HDCP comp bind\n");
+ mutex_lock(&i915->display.hdcp.hdcp_mutex);
+ i915->display.hdcp.arbiter = (struct i915_hdcp_arbiter *)data;
+ i915->display.hdcp.arbiter->hdcp_dev = mei_kdev;
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return 0;
}
@@ -2161,12 +2121,12 @@ static int i915_hdcp_component_bind(struct device *i915_kdev,
static void i915_hdcp_component_unbind(struct device *i915_kdev,
struct device *mei_kdev, void *data)
{
- struct drm_i915_private *dev_priv = kdev_to_i915(i915_kdev);
+ struct drm_i915_private *i915 = kdev_to_i915(i915_kdev);
- drm_dbg(&dev_priv->drm, "I915 HDCP comp unbind\n");
- mutex_lock(&dev_priv->display.hdcp.comp_mutex);
- dev_priv->display.hdcp.master = NULL;
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ drm_dbg(&i915->drm, "I915 HDCP comp unbind\n");
+ mutex_lock(&i915->display.hdcp.hdcp_mutex);
+ i915->display.hdcp.arbiter = NULL;
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
}
static const struct component_ops i915_hdcp_ops = {
@@ -2200,12 +2160,11 @@ static int initialize_hdcp_port_data(struct intel_connector *connector,
struct intel_digital_port *dig_port,
const struct intel_hdcp_shim *shim)
{
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct hdcp_port_data *data = &dig_port->hdcp_port_data;
- struct intel_hdcp *hdcp = &connector->hdcp;
enum port port = dig_port->base.port;
- if (DISPLAY_VER(dev_priv) < 12)
+ if (DISPLAY_VER(i915) < 12)
data->hdcp_ddi = intel_get_hdcp_ddi_index(port);
else
/*
@@ -2225,58 +2184,55 @@ static int initialize_hdcp_port_data(struct intel_connector *connector,
data->protocol = (u8)shim->protocol;
if (!data->streams)
- data->streams = kcalloc(INTEL_NUM_PIPES(dev_priv),
+ data->streams = kcalloc(INTEL_NUM_PIPES(i915),
sizeof(struct hdcp2_streamid_type),
GFP_KERNEL);
if (!data->streams) {
- drm_err(&dev_priv->drm, "Out of Memory\n");
+ drm_err(&i915->drm, "Out of Memory\n");
return -ENOMEM;
}
- /* For SST */
- data->streams[0].stream_id = 0;
- data->streams[0].stream_type = hdcp->content_type;
return 0;
}
-static bool is_hdcp2_supported(struct drm_i915_private *dev_priv)
+static bool is_hdcp2_supported(struct drm_i915_private *i915)
{
- if (intel_hdcp_gsc_cs_required(dev_priv))
+ if (intel_hdcp_gsc_cs_required(i915))
return true;
if (!IS_ENABLED(CONFIG_INTEL_MEI_HDCP))
return false;
- return (DISPLAY_VER(dev_priv) >= 10 ||
- IS_KABYLAKE(dev_priv) ||
- IS_COFFEELAKE(dev_priv) ||
- IS_COMETLAKE(dev_priv));
+ return (DISPLAY_VER(i915) >= 10 ||
+ IS_KABYLAKE(i915) ||
+ IS_COFFEELAKE(i915) ||
+ IS_COMETLAKE(i915));
}
-void intel_hdcp_component_init(struct drm_i915_private *dev_priv)
+void intel_hdcp_component_init(struct drm_i915_private *i915)
{
int ret;
- if (!is_hdcp2_supported(dev_priv))
+ if (!is_hdcp2_supported(i915))
return;
- mutex_lock(&dev_priv->display.hdcp.comp_mutex);
- drm_WARN_ON(&dev_priv->drm, dev_priv->display.hdcp.comp_added);
+ mutex_lock(&i915->display.hdcp.hdcp_mutex);
+ drm_WARN_ON(&i915->drm, i915->display.hdcp.comp_added);
- dev_priv->display.hdcp.comp_added = true;
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
- if (intel_hdcp_gsc_cs_required(dev_priv))
- ret = intel_hdcp_gsc_init(dev_priv);
+ i915->display.hdcp.comp_added = true;
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
+ if (intel_hdcp_gsc_cs_required(i915))
+ ret = intel_hdcp_gsc_init(i915);
else
- ret = component_add_typed(dev_priv->drm.dev, &i915_hdcp_ops,
+ ret = component_add_typed(i915->drm.dev, &i915_hdcp_ops,
I915_COMPONENT_HDCP);
if (ret < 0) {
- drm_dbg_kms(&dev_priv->drm, "Failed at fw component add(%d)\n",
+ drm_dbg_kms(&i915->drm, "Failed at fw component add(%d)\n",
ret);
- mutex_lock(&dev_priv->display.hdcp.comp_mutex);
- dev_priv->display.hdcp.comp_added = false;
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_lock(&i915->display.hdcp.hdcp_mutex);
+ i915->display.hdcp.comp_added = false;
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return;
}
}
@@ -2302,14 +2258,14 @@ int intel_hdcp_init(struct intel_connector *connector,
struct intel_digital_port *dig_port,
const struct intel_hdcp_shim *shim)
{
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_hdcp *hdcp = &connector->hdcp;
int ret;
if (!shim)
return -EINVAL;
- if (is_hdcp2_supported(dev_priv))
+ if (is_hdcp2_supported(i915))
intel_hdcp2_init(connector, dig_port, shim);
ret =
@@ -2330,10 +2286,60 @@ int intel_hdcp_init(struct intel_connector *connector,
return 0;
}
-int intel_hdcp_enable(struct intel_connector *connector,
- const struct intel_crtc_state *pipe_config, u8 content_type)
+static int
+intel_hdcp_set_streams(struct intel_digital_port *dig_port,
+ struct intel_atomic_state *state)
{
- struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
+ struct drm_connector_list_iter conn_iter;
+ struct intel_digital_port *conn_dig_port;
+ struct intel_connector *connector;
+ struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
+ struct hdcp_port_data *data = &dig_port->hdcp_port_data;
+
+ if (!intel_encoder_is_mst(&dig_port->base)) {
+ data->k = 1;
+ data->streams[0].stream_id = 0;
+ return 0;
+ }
+
+ data->k = 0;
+
+ drm_connector_list_iter_begin(&i915->drm, &conn_iter);
+ for_each_intel_connector_iter(connector, &conn_iter) {
+ if (connector->base.status == connector_status_disconnected)
+ continue;
+
+ if (!intel_encoder_is_mst(intel_attached_encoder(connector)))
+ continue;
+
+ conn_dig_port = intel_attached_dig_port(connector);
+ if (conn_dig_port != dig_port)
+ continue;
+
+ data->streams[data->k].stream_id =
+ intel_conn_to_vcpi(&state->base, connector);
+ data->k++;
+
+ /* if there is only one active stream */
+ if (dig_port->dp.active_mst_links <= 1)
+ break;
+ }
+ drm_connector_list_iter_end(&conn_iter);
+
+ if (drm_WARN_ON(&i915->drm, data->k > INTEL_NUM_PIPES(i915) || data->k == 0))
+ return -EINVAL;
+
+ return 0;
+}
+
+int intel_hdcp_enable(struct intel_atomic_state *state,
+ struct intel_encoder *encoder,
+ const struct intel_crtc_state *pipe_config,
+ const struct drm_connector_state *conn_state)
+{
+ struct drm_i915_private *i915 = to_i915(encoder->base.dev);
+ struct intel_connector *connector =
+ to_intel_connector(conn_state->connector);
struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
struct intel_hdcp *hdcp = &connector->hdcp;
unsigned long check_link_interval = DRM_HDCP_CHECK_PERIOD_MS;
@@ -2343,16 +2349,16 @@ int intel_hdcp_enable(struct intel_connector *connector,
return -ENOENT;
if (!connector->encoder) {
- drm_err(&dev_priv->drm, "[%s:%d] encoder is not initialized\n",
+ drm_err(&i915->drm, "[%s:%d] encoder is not initialized\n",
connector->base.name, connector->base.base.id);
return -ENODEV;
}
mutex_lock(&hdcp->mutex);
mutex_lock(&dig_port->hdcp_mutex);
- drm_WARN_ON(&dev_priv->drm,
+ drm_WARN_ON(&i915->drm,
hdcp->value == DRM_MODE_CONTENT_PROTECTION_ENABLED);
- hdcp->content_type = content_type;
+ hdcp->content_type = (u8)conn_state->content_type;
if (intel_crtc_has_type(pipe_config, INTEL_OUTPUT_DP_MST)) {
hdcp->cpu_transcoder = pipe_config->mst_master_transcoder;
@@ -2362,7 +2368,7 @@ int intel_hdcp_enable(struct intel_connector *connector,
hdcp->stream_transcoder = INVALID_TRANSCODER;
}
- if (DISPLAY_VER(dev_priv) >= 12)
+ if (DISPLAY_VER(i915) >= 12)
dig_port->hdcp_port_data.hdcp_transcoder =
intel_get_hdcp_transcoder(hdcp->cpu_transcoder);
@@ -2371,9 +2377,17 @@ int intel_hdcp_enable(struct intel_connector *connector,
* is capable of HDCP2.2, it is preferred to use HDCP2.2.
*/
if (intel_hdcp2_capable(connector)) {
- ret = _intel_hdcp2_enable(connector);
- if (!ret)
- check_link_interval = DRM_HDCP2_CHECK_PERIOD_MS;
+ ret = intel_hdcp_set_streams(dig_port, state);
+ if (!ret) {
+ ret = _intel_hdcp2_enable(connector);
+ if (!ret)
+ check_link_interval =
+ DRM_HDCP2_CHECK_PERIOD_MS;
+ } else {
+ drm_dbg_kms(&i915->drm,
+ "Set content streams failed: (%d)\n",
+ ret);
+ }
}
/*
@@ -2386,7 +2400,8 @@ int intel_hdcp_enable(struct intel_connector *connector,
}
if (!ret) {
- schedule_delayed_work(&hdcp->check_work, check_link_interval);
+ queue_delayed_work(i915->unordered_wq, &hdcp->check_work,
+ check_link_interval);
intel_hdcp_update_value(connector,
DRM_MODE_CONTENT_PROTECTION_ENABLED,
true);
@@ -2435,6 +2450,7 @@ void intel_hdcp_update_pipe(struct intel_atomic_state *state,
to_intel_connector(conn_state->connector);
struct intel_hdcp *hdcp = &connector->hdcp;
bool content_protection_type_changed, desired_and_not_enabled = false;
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
if (!connector->hdcp.shim)
return;
@@ -2461,7 +2477,7 @@ void intel_hdcp_update_pipe(struct intel_atomic_state *state,
mutex_lock(&hdcp->mutex);
hdcp->value = DRM_MODE_CONTENT_PROTECTION_DESIRED;
drm_connector_get(&connector->base);
- schedule_work(&hdcp->prop_work);
+ queue_work(i915->unordered_wq, &hdcp->prop_work);
mutex_unlock(&hdcp->mutex);
}
@@ -2478,31 +2494,29 @@ void intel_hdcp_update_pipe(struct intel_atomic_state *state,
*/
if (!desired_and_not_enabled && !content_protection_type_changed) {
drm_connector_get(&connector->base);
- schedule_work(&hdcp->prop_work);
+ queue_work(i915->unordered_wq, &hdcp->prop_work);
}
}
if (desired_and_not_enabled || content_protection_type_changed)
- intel_hdcp_enable(connector,
- crtc_state,
- (u8)conn_state->hdcp_content_type);
+ intel_hdcp_enable(state, encoder, crtc_state, conn_state);
}
-void intel_hdcp_component_fini(struct drm_i915_private *dev_priv)
+void intel_hdcp_component_fini(struct drm_i915_private *i915)
{
- mutex_lock(&dev_priv->display.hdcp.comp_mutex);
- if (!dev_priv->display.hdcp.comp_added) {
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ mutex_lock(&i915->display.hdcp.hdcp_mutex);
+ if (!i915->display.hdcp.comp_added) {
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
return;
}
- dev_priv->display.hdcp.comp_added = false;
- mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
+ i915->display.hdcp.comp_added = false;
+ mutex_unlock(&i915->display.hdcp.hdcp_mutex);
- if (intel_hdcp_gsc_cs_required(dev_priv))
- intel_hdcp_gsc_fini(dev_priv);
+ if (intel_hdcp_gsc_cs_required(i915))
+ intel_hdcp_gsc_fini(i915);
else
- component_del(dev_priv->drm.dev, &i915_hdcp_ops);
+ component_del(i915->drm.dev, &i915_hdcp_ops);
}
void intel_hdcp_cleanup(struct intel_connector *connector)
@@ -2592,6 +2606,7 @@ void intel_hdcp_atomic_check(struct drm_connector *connector,
void intel_hdcp_handle_cp_irq(struct intel_connector *connector)
{
struct intel_hdcp *hdcp = &connector->hdcp;
+ struct drm_i915_private *i915 = to_i915(connector->base.dev);
if (!hdcp->shim)
return;
@@ -2599,5 +2614,5 @@ void intel_hdcp_handle_cp_irq(struct intel_connector *connector)
atomic_inc(&connector->hdcp.cp_irq_count);
wake_up_all(&connector->hdcp.cp_irq_queue);
- schedule_delayed_work(&hdcp->check_work, 0);
+ queue_delayed_work(i915->unordered_wq, &hdcp->check_work, 0);
}
generated by cgit v1.2.3 (git 2.39.0) at 2024-07-18 09:00:48 +0300