diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dp_hdcp.c')
-rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp_hdcp.c | 98 |
1 files changed, 50 insertions, 48 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c index 3425b3643143..00c493cc8a4b 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c +++ b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c @@ -19,6 +19,7 @@ #include "intel_dp_hdcp.h" #include "intel_hdcp.h" #include "intel_hdcp_regs.h" +#include "intel_hdcp_shim.h" static u32 transcoder_to_stream_enc_status(enum transcoder cpu_transcoder) { @@ -57,7 +58,7 @@ static int intel_dp_hdcp_write_an_aksv(struct intel_digital_port *dig_port, u8 *an) { - struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); + struct intel_display *display = to_intel_display(dig_port); u8 aksv[DRM_HDCP_KSV_LEN] = {}; ssize_t dpcd_ret; @@ -65,7 +66,7 @@ int intel_dp_hdcp_write_an_aksv(struct intel_digital_port *dig_port, dpcd_ret = drm_dp_dpcd_write(&dig_port->dp.aux, DP_AUX_HDCP_AN, an, DRM_HDCP_AN_LEN); if (dpcd_ret != DRM_HDCP_AN_LEN) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Failed to write An over DP/AUX (%zd)\n", dpcd_ret); return dpcd_ret >= 0 ? -EIO : dpcd_ret; @@ -81,7 +82,7 @@ int intel_dp_hdcp_write_an_aksv(struct intel_digital_port *dig_port, dpcd_ret = drm_dp_dpcd_write(&dig_port->dp.aux, DP_AUX_HDCP_AKSV, aksv, DRM_HDCP_KSV_LEN); if (dpcd_ret != DRM_HDCP_KSV_LEN) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Failed to write Aksv over DP/AUX (%zd)\n", dpcd_ret); return dpcd_ret >= 0 ? -EIO : dpcd_ret; @@ -92,13 +93,13 @@ int intel_dp_hdcp_write_an_aksv(struct intel_digital_port *dig_port, static int intel_dp_hdcp_read_bksv(struct intel_digital_port *dig_port, u8 *bksv) { - struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); + struct intel_display *display = to_intel_display(dig_port); ssize_t ret; ret = drm_dp_dpcd_read(&dig_port->dp.aux, DP_AUX_HDCP_BKSV, bksv, DRM_HDCP_KSV_LEN); if (ret != DRM_HDCP_KSV_LEN) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Read Bksv from DP/AUX failed (%zd)\n", ret); return ret >= 0 ? -EIO : ret; } @@ -108,7 +109,7 @@ static int intel_dp_hdcp_read_bksv(struct intel_digital_port *dig_port, static int intel_dp_hdcp_read_bstatus(struct intel_digital_port *dig_port, u8 *bstatus) { - struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); + struct intel_display *display = to_intel_display(dig_port); ssize_t ret; /* @@ -119,7 +120,7 @@ static int intel_dp_hdcp_read_bstatus(struct intel_digital_port *dig_port, ret = drm_dp_dpcd_read(&dig_port->dp.aux, DP_AUX_HDCP_BINFO, bstatus, DRM_HDCP_BSTATUS_LEN); if (ret != DRM_HDCP_BSTATUS_LEN) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Read bstatus from DP/AUX failed (%zd)\n", ret); return ret >= 0 ? -EIO : ret; } @@ -128,7 +129,7 @@ static int intel_dp_hdcp_read_bstatus(struct intel_digital_port *dig_port, static int intel_dp_hdcp_read_bcaps(struct drm_dp_aux *aux, - struct drm_i915_private *i915, + struct intel_display *display, u8 *bcaps) { ssize_t ret; @@ -136,7 +137,7 @@ int intel_dp_hdcp_read_bcaps(struct drm_dp_aux *aux, ret = drm_dp_dpcd_read(aux, DP_AUX_HDCP_BCAPS, bcaps, 1); if (ret != 1) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Read bcaps from DP/AUX failed (%zd)\n", ret); return ret >= 0 ? -EIO : ret; } @@ -148,11 +149,11 @@ static int intel_dp_hdcp_repeater_present(struct intel_digital_port *dig_port, bool *repeater_present) { - struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); + struct intel_display *display = to_intel_display(dig_port); ssize_t ret; u8 bcaps; - ret = intel_dp_hdcp_read_bcaps(&dig_port->dp.aux, i915, &bcaps); + ret = intel_dp_hdcp_read_bcaps(&dig_port->dp.aux, display, &bcaps); if (ret) return ret; @@ -164,13 +165,14 @@ static int intel_dp_hdcp_read_ri_prime(struct intel_digital_port *dig_port, u8 *ri_prime) { - struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); + struct intel_display *display = to_intel_display(dig_port); ssize_t ret; ret = drm_dp_dpcd_read(&dig_port->dp.aux, DP_AUX_HDCP_RI_PRIME, ri_prime, DRM_HDCP_RI_LEN); if (ret != DRM_HDCP_RI_LEN) { - drm_dbg_kms(&i915->drm, "Read Ri' from DP/AUX failed (%zd)\n", + drm_dbg_kms(display->drm, + "Read Ri' from DP/AUX failed (%zd)\n", ret); return ret >= 0 ? -EIO : ret; } @@ -181,14 +183,14 @@ static int intel_dp_hdcp_read_ksv_ready(struct intel_digital_port *dig_port, bool *ksv_ready) { - struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); + struct intel_display *display = to_intel_display(dig_port); ssize_t ret; u8 bstatus; ret = drm_dp_dpcd_read(&dig_port->dp.aux, DP_AUX_HDCP_BSTATUS, &bstatus, 1); if (ret != 1) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Read bstatus from DP/AUX failed (%zd)\n", ret); return ret >= 0 ? -EIO : ret; } @@ -200,7 +202,7 @@ static int intel_dp_hdcp_read_ksv_fifo(struct intel_digital_port *dig_port, int num_downstream, u8 *ksv_fifo) { - struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); + struct intel_display *display = to_intel_display(dig_port); ssize_t ret; int i; @@ -212,7 +214,7 @@ int intel_dp_hdcp_read_ksv_fifo(struct intel_digital_port *dig_port, ksv_fifo + i * DRM_HDCP_KSV_LEN, len); if (ret != len) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Read ksv[%d] from DP/AUX failed (%zd)\n", i, ret); return ret >= 0 ? -EIO : ret; @@ -225,7 +227,7 @@ static int intel_dp_hdcp_read_v_prime_part(struct intel_digital_port *dig_port, int i, u32 *part) { - struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); + struct intel_display *display = to_intel_display(dig_port); ssize_t ret; if (i >= DRM_HDCP_V_PRIME_NUM_PARTS) @@ -235,7 +237,7 @@ int intel_dp_hdcp_read_v_prime_part(struct intel_digital_port *dig_port, DP_AUX_HDCP_V_PRIME(i), part, DRM_HDCP_V_PRIME_PART_LEN); if (ret != DRM_HDCP_V_PRIME_PART_LEN) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Read v'[%d] from DP/AUX failed (%zd)\n", i, ret); return ret >= 0 ? -EIO : ret; } @@ -255,14 +257,14 @@ static bool intel_dp_hdcp_check_link(struct intel_digital_port *dig_port, struct intel_connector *connector) { - struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); + struct intel_display *display = to_intel_display(dig_port); ssize_t ret; u8 bstatus; ret = drm_dp_dpcd_read(&dig_port->dp.aux, DP_AUX_HDCP_BSTATUS, &bstatus, 1); if (ret != 1) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Read bstatus from DP/AUX failed (%zd)\n", ret); return false; } @@ -274,11 +276,11 @@ static int intel_dp_hdcp_get_capability(struct intel_digital_port *dig_port, bool *hdcp_capable) { - struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); + struct intel_display *display = to_intel_display(dig_port); ssize_t ret; u8 bcaps; - ret = intel_dp_hdcp_read_bcaps(&dig_port->dp.aux, i915, &bcaps); + ret = intel_dp_hdcp_read_bcaps(&dig_port->dp.aux, display, &bcaps); if (ret) return ret; @@ -341,7 +343,7 @@ static int intel_dp_hdcp2_read_rx_status(struct intel_connector *connector, u8 *rx_status) { - struct drm_i915_private *i915 = to_i915(connector->base.dev); + struct intel_display *display = to_intel_display(connector); struct intel_digital_port *dig_port = intel_attached_dig_port(connector); struct drm_dp_aux *aux = &dig_port->dp.aux; ssize_t ret; @@ -350,7 +352,7 @@ intel_dp_hdcp2_read_rx_status(struct intel_connector *connector, DP_HDCP_2_2_REG_RXSTATUS_OFFSET, rx_status, HDCP_2_2_DP_RXSTATUS_LEN); if (ret != HDCP_2_2_DP_RXSTATUS_LEN) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Read bstatus from DP/AUX failed (%zd)\n", ret); return ret >= 0 ? -EIO : ret; } @@ -396,7 +398,7 @@ static ssize_t intel_dp_hdcp2_wait_for_msg(struct intel_connector *connector, const struct hdcp2_dp_msg_data *hdcp2_msg_data) { - struct drm_i915_private *i915 = to_i915(connector->base.dev); + struct intel_display *display = to_intel_display(connector); struct intel_digital_port *dig_port = intel_attached_dig_port(connector); struct intel_dp *dp = &dig_port->dp; struct intel_hdcp *hdcp = &dp->attached_connector->hdcp; @@ -429,7 +431,7 @@ intel_dp_hdcp2_wait_for_msg(struct intel_connector *connector, } if (ret) - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "msg_id %d, ret %d, timeout(mSec): %d\n", hdcp2_msg_data->msg_id, ret, timeout); @@ -513,8 +515,8 @@ static int intel_dp_hdcp2_read_msg(struct intel_connector *connector, u8 msg_id, void *buf, size_t size) { + struct intel_display *display = to_intel_display(connector); struct intel_digital_port *dig_port = intel_attached_dig_port(connector); - struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); struct drm_dp_aux *aux = &dig_port->dp.aux; struct intel_dp *dp = &dig_port->dp; struct intel_hdcp *hdcp = &dp->attached_connector->hdcp; @@ -567,7 +569,7 @@ int intel_dp_hdcp2_read_msg(struct intel_connector *connector, ret = drm_dp_dpcd_read(aux, offset, (void *)byte, len); if (ret < 0) { - drm_dbg_kms(&i915->drm, "msg_id %d, ret %zd\n", + drm_dbg_kms(display->drm, "msg_id %d, ret %zd\n", msg_id, ret); return ret; } @@ -580,7 +582,8 @@ int intel_dp_hdcp2_read_msg(struct intel_connector *connector, if (hdcp2_msg_data->msg_read_timeout > 0) { msg_expired = ktime_after(ktime_get_raw(), msg_end); if (msg_expired) { - drm_dbg_kms(&i915->drm, "msg_id %d, entire msg read timeout(mSec): %d\n", + drm_dbg_kms(display->drm, + "msg_id %d, entire msg read timeout(mSec): %d\n", msg_id, hdcp2_msg_data->msg_read_timeout); return -ETIMEDOUT; } @@ -695,7 +698,7 @@ int intel_dp_hdcp_get_remote_capability(struct intel_connector *connector, bool *hdcp_capable, bool *hdcp2_capable) { - struct drm_i915_private *i915 = to_i915(connector->base.dev); + struct intel_display *display = to_intel_display(connector); struct drm_dp_aux *aux; u8 bcaps; int ret; @@ -708,10 +711,10 @@ int intel_dp_hdcp_get_remote_capability(struct intel_connector *connector, aux = &connector->port->aux; ret = _intel_dp_hdcp2_get_capability(aux, hdcp2_capable); if (ret) - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "HDCP2 DPCD capability read failed err: %d\n", ret); - ret = intel_dp_hdcp_read_bcaps(aux, i915, &bcaps); + ret = intel_dp_hdcp_read_bcaps(aux, display, &bcaps); if (ret) return ret; @@ -744,8 +747,8 @@ static int intel_dp_mst_toggle_hdcp_stream_select(struct intel_connector *connector, bool enable) { + struct intel_display *display = to_intel_display(connector); struct intel_digital_port *dig_port = intel_attached_dig_port(connector); - struct drm_i915_private *i915 = to_i915(connector->base.dev); struct intel_hdcp *hdcp = &connector->hdcp; int ret; @@ -753,7 +756,7 @@ intel_dp_mst_toggle_hdcp_stream_select(struct intel_connector *connector, hdcp->stream_transcoder, enable, TRANS_DDI_HDCP_SELECT); if (ret) - drm_err(&i915->drm, "%s HDCP stream select failed (%d)\n", + drm_err(display->drm, "%s HDCP stream select failed (%d)\n", enable ? "Enable" : "Disable", ret); return ret; } @@ -762,8 +765,8 @@ static int intel_dp_mst_hdcp_stream_encryption(struct intel_connector *connector, bool enable) { + struct intel_display *display = to_intel_display(connector); struct intel_digital_port *dig_port = intel_attached_dig_port(connector); - 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->stream_transcoder; @@ -779,11 +782,11 @@ intel_dp_mst_hdcp_stream_encryption(struct intel_connector *connector, return -EINVAL; /* Wait for encryption confirmation */ - if (intel_de_wait(i915, HDCP_STATUS(i915, cpu_transcoder, port), + if (intel_de_wait(display, HDCP_STATUS(display, cpu_transcoder, port), stream_enc_status, enable ? stream_enc_status : 0, HDCP_ENCRYPT_STATUS_CHANGE_TIMEOUT_MS)) { - drm_err(&i915->drm, "Timed out waiting for transcoder: %s stream encryption %s\n", - transcoder_name(cpu_transcoder), enable ? "enabled" : "disabled"); + drm_err(display->drm, "Timed out waiting for transcoder: %s stream encryption %s\n", + transcoder_name(cpu_transcoder), str_enabled_disabled(enable)); return -ETIMEDOUT; } @@ -794,8 +797,8 @@ static int intel_dp_mst_hdcp2_stream_encryption(struct intel_connector *connector, bool enable) { + struct intel_display *display = to_intel_display(connector); struct intel_digital_port *dig_port = intel_attached_dig_port(connector); - 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->stream_transcoder; @@ -803,8 +806,8 @@ intel_dp_mst_hdcp2_stream_encryption(struct intel_connector *connector, enum port port = dig_port->base.port; int ret; - drm_WARN_ON(&i915->drm, enable && - !!(intel_de_read(i915, HDCP2_AUTH_STREAM(i915, cpu_transcoder, port)) + drm_WARN_ON(display->drm, enable && + !!(intel_de_read(display, HDCP2_AUTH_STREAM(display, cpu_transcoder, port)) & AUTH_STREAM_TYPE) != data->streams[0].stream_type); ret = intel_dp_mst_toggle_hdcp_stream_select(connector, enable); @@ -812,12 +815,12 @@ intel_dp_mst_hdcp2_stream_encryption(struct intel_connector *connector, return ret; /* Wait for encryption confirmation */ - if (intel_de_wait(i915, HDCP2_STREAM_STATUS(i915, cpu_transcoder, pipe), + if (intel_de_wait(display, HDCP2_STREAM_STATUS(display, cpu_transcoder, pipe), STREAM_ENCRYPTION_STATUS, enable ? STREAM_ENCRYPTION_STATUS : 0, HDCP_ENCRYPT_STATUS_CHANGE_TIMEOUT_MS)) { - drm_err(&i915->drm, "Timed out waiting for transcoder: %s stream encryption %s\n", - transcoder_name(cpu_transcoder), enable ? "enabled" : "disabled"); + drm_err(display->drm, "Timed out waiting for transcoder: %s stream encryption %s\n", + transcoder_name(cpu_transcoder), str_enabled_disabled(enable)); return -ETIMEDOUT; } @@ -872,13 +875,12 @@ static const struct intel_hdcp_shim intel_dp_mst_hdcp_shim = { int intel_dp_hdcp_init(struct intel_digital_port *dig_port, struct intel_connector *intel_connector) { - struct drm_device *dev = intel_connector->base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct intel_display *display = to_intel_display(dig_port); struct intel_encoder *intel_encoder = &dig_port->base; enum port port = intel_encoder->port; struct intel_dp *intel_dp = &dig_port->dp; - if (!is_hdcp_supported(dev_priv, port)) + if (!is_hdcp_supported(display, port)) return 0; if (intel_connector->mst_port) |