diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/modules/hdcp/hdcp_ddc.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/modules/hdcp/hdcp_ddc.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_ddc.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_ddc.c index 9dd8c854fd81..f7b5583ee609 100644 --- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_ddc.c +++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_ddc.c @@ -30,6 +30,8 @@ #define KSV_READ_SIZE 0xf /* 0x6803b - 0x6802c */ #define HDCP_MAX_AUX_TRANSACTION_SIZE 16 +#define DP_CP_IRQ (1 << 2) + enum mod_hdcp_ddc_message_id { MOD_HDCP_MESSAGE_ID_INVALID = -1, @@ -648,18 +650,14 @@ enum mod_hdcp_status mod_hdcp_write_content_type(struct mod_hdcp *hdcp) enum mod_hdcp_status mod_hdcp_clear_cp_irq_status(struct mod_hdcp *hdcp) { - uint8_t clear_cp_irq_bit = 2; + uint8_t clear_cp_irq_bit = DP_CP_IRQ; uint32_t size = 1; if (is_dp_hdcp(hdcp)) { - if (hdcp->connection.link.dp.rev >= 0x14) - return hdcp->config.ddc.funcs.write_dpcd(hdcp->config.ddc.handle, - DP_DEVICE_SERVICE_IRQ_VECTOR_ESI0, &clear_cp_irq_bit, size) - ? MOD_HDCP_STATUS_SUCCESS : MOD_HDCP_STATUS_DDC_FAILURE; - else - return hdcp->config.ddc.funcs.write_dpcd(hdcp->config.ddc.handle, - DP_DEVICE_SERVICE_IRQ_VECTOR, &clear_cp_irq_bit, size) - ? MOD_HDCP_STATUS_SUCCESS : MOD_HDCP_STATUS_DDC_FAILURE; + uint32_t cp_irq_addrs = (hdcp->connection.link.dp.rev >= 0x14) + ? DP_DEVICE_SERVICE_IRQ_VECTOR_ESI0:DP_DEVICE_SERVICE_IRQ_VECTOR; + return hdcp->config.ddc.funcs.write_dpcd(hdcp->config.ddc.handle, cp_irq_addrs, + &clear_cp_irq_bit, size) ? MOD_HDCP_STATUS_SUCCESS : MOD_HDCP_STATUS_DDC_FAILURE; } return MOD_HDCP_STATUS_INVALID_OPERATION; |