Merge tag 'amd-drm-next-5.19-2022-05-18' of https://gitlab.freedesktop.org/agd5f...

[mirror_ubuntu-kernels.git] / drivers / gpu / drm / amd / display / dc / dcn20 / dcn20_dsc.c

diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c
index 6f24ceab97ad72c96488058fbbb4c22f7e2340ae..136a9dc062bcb860e31ccbc3172193c4f7b9742e 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dsc.c
@@ -47,6 +47,7 @@ static void dsc2_set_config(struct display_stream_compressor *dsc, const struct
 static bool dsc2_get_packed_pps(struct display_stream_compressor *dsc, const struct dsc_config *dsc_cfg, uint8_t *dsc_packed_pps);
 static void dsc2_enable(struct display_stream_compressor *dsc, int opp_pipe);
 static void dsc2_disable(struct display_stream_compressor *dsc);
+static void dsc2_disconnect(struct display_stream_compressor *dsc);
 
 const struct dsc_funcs dcn20_dsc_funcs = {
        .dsc_get_enc_caps = dsc2_get_enc_caps,
@@ -56,6 +57,7 @@ const struct dsc_funcs dcn20_dsc_funcs = {
        .dsc_get_packed_pps = dsc2_get_packed_pps,
        .dsc_enable = dsc2_enable,
        .dsc_disable = dsc2_disable,
+       .dsc_disconnect = dsc2_disconnect,
 };
 
 /* Macro definitios for REG_SET macros*/
@@ -278,6 +280,15 @@ static void dsc2_disable(struct display_stream_compressor *dsc)
                DSC_CLOCK_EN, 0);
 }
 
+static void dsc2_disconnect(struct display_stream_compressor *dsc)
+{
+       struct dcn20_dsc *dsc20 = TO_DCN20_DSC(dsc);
+
+       DC_LOG_DSC("disconnect DSC %d", dsc->inst);
+
+       REG_UPDATE(DSCRM_DSC_FORWARD_CONFIG,
+               DSCRM_DSC_FORWARD_EN, 0);
+}
 
 /* This module's internal functions */
 static void dsc_log_pps(struct display_stream_compressor *dsc, struct drm_dsc_config *pps)