summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c')
-rw-r--r--drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c68
1 files changed, 22 insertions, 46 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c
index 5628f0ef73fd..27500abf9fee 100644
--- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c
+++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c
@@ -465,54 +465,11 @@ out:
return status;
}
-static enum mod_hdcp_status locality_check_sw(struct mod_hdcp *hdcp,
- struct mod_hdcp_event_context *event_ctx,
- struct mod_hdcp_transition_input_hdcp2 *input)
-{
- enum mod_hdcp_status status = MOD_HDCP_STATUS_SUCCESS;
-
- if (!mod_hdcp_execute_and_set(mod_hdcp_write_lc_init,
- &input->lc_init_write, &status,
- hdcp, "lc_init_write"))
- goto out;
- if (is_dp_hdcp(hdcp))
- msleep(16);
- else
- if (!mod_hdcp_execute_and_set(poll_l_prime_available,
- &input->l_prime_available_poll, &status,
- hdcp, "l_prime_available_poll"))
- goto out;
- if (!mod_hdcp_execute_and_set(mod_hdcp_read_l_prime,
- &input->l_prime_read, &status,
- hdcp, "l_prime_read"))
- goto out;
-out:
- return status;
-}
-
-static enum mod_hdcp_status locality_check_fw(struct mod_hdcp *hdcp,
- struct mod_hdcp_event_context *event_ctx,
- struct mod_hdcp_transition_input_hdcp2 *input)
-{
- enum mod_hdcp_status status = MOD_HDCP_STATUS_SUCCESS;
-
- if (!mod_hdcp_execute_and_set(mod_hdcp_write_poll_read_lc_fw,
- &input->l_prime_read, &status,
- hdcp, "l_prime_read"))
- goto out;
-
-out:
- return status;
-}
-
static enum mod_hdcp_status locality_check(struct mod_hdcp *hdcp,
struct mod_hdcp_event_context *event_ctx,
struct mod_hdcp_transition_input_hdcp2 *input)
{
enum mod_hdcp_status status = MOD_HDCP_STATUS_SUCCESS;
- const bool use_fw = hdcp->config.ddc.funcs.atomic_write_poll_read_i2c
- && hdcp->config.ddc.funcs.atomic_write_poll_read_aux
- && !hdcp->connection.link.adjust.hdcp2.force_sw_locality_check;
if (event_ctx->event != MOD_HDCP_EVENT_CALLBACK) {
event_ctx->unexpected_event = 1;
@@ -524,9 +481,28 @@ static enum mod_hdcp_status locality_check(struct mod_hdcp *hdcp,
hdcp, "lc_init_prepare"))
goto out;
- status = (use_fw ? locality_check_fw : locality_check_sw)(hdcp, event_ctx, input);
- if (status != MOD_HDCP_STATUS_SUCCESS)
- goto out;
+ if (hdcp->connection.link.adjust.hdcp2.use_fw_locality_check) {
+ if (!mod_hdcp_execute_and_set(mod_hdcp_write_poll_read_lc_fw,
+ &input->l_prime_combo_read, &status,
+ hdcp, "l_prime_combo_read"))
+ goto out;
+ } else {
+ if (!mod_hdcp_execute_and_set(mod_hdcp_write_lc_init,
+ &input->lc_init_write, &status,
+ hdcp, "lc_init_write"))
+ goto out;
+ if (is_dp_hdcp(hdcp))
+ msleep(16);
+ else
+ if (!mod_hdcp_execute_and_set(poll_l_prime_available,
+ &input->l_prime_available_poll, &status,
+ hdcp, "l_prime_available_poll"))
+ goto out;
+ if (!mod_hdcp_execute_and_set(mod_hdcp_read_l_prime,
+ &input->l_prime_read, &status,
+ hdcp, "l_prime_read"))
+ goto out;
+ }
if (!mod_hdcp_execute_and_set(mod_hdcp_hdcp2_validate_l_prime,
&input->l_prime_validation, &status,