diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dmub/src/dmub_dcn31.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dmub/src/dmub_dcn31.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn31.c b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn31.c index fa0569174aec..c90b9ee42e12 100644 --- a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn31.c +++ b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn31.c @@ -84,7 +84,7 @@ void dmub_dcn31_reset(struct dmub_srv *dmub) { union dmub_gpint_data_register cmd; const uint32_t timeout = 100; - uint32_t in_reset, scratch, i; + uint32_t in_reset, scratch, i, pwait_mode; REG_GET(DMCUB_CNTL2, DMCUB_SOFT_RESET, &in_reset); @@ -115,6 +115,13 @@ void dmub_dcn31_reset(struct dmub_srv *dmub) udelay(1); } + for (i = 0; i < timeout; ++i) { + REG_GET(DMCUB_CNTL, DMCUB_PWAIT_MODE_STATUS, &pwait_mode); + if (pwait_mode & (1 << 0)) + break; + + udelay(1); + } /* Force reset in case we timed out, DMCUB is likely hung. */ } @@ -125,6 +132,8 @@ void dmub_dcn31_reset(struct dmub_srv *dmub) REG_WRITE(DMCUB_INBOX1_WPTR, 0); REG_WRITE(DMCUB_OUTBOX1_RPTR, 0); REG_WRITE(DMCUB_OUTBOX1_WPTR, 0); + REG_WRITE(DMCUB_OUTBOX0_RPTR, 0); + REG_WRITE(DMCUB_OUTBOX0_WPTR, 0); REG_WRITE(DMCUB_SCRATCH0, 0); /* Clear the GPINT command manually so we don't send anything during boot. */ @@ -340,6 +349,8 @@ void dmub_dcn31_enable_dmub_boot_options(struct dmub_srv *dmub, const struct dmu boot_options.bits.z10_disable = params->disable_z10; boot_options.bits.dpia_supported = params->dpia_supported; boot_options.bits.enable_dpia = params->disable_dpia ? 0 : 1; + boot_options.bits.usb4_cm_version = params->usb4_cm_version; + boot_options.bits.dpia_hpd_int_enable_supported = params->dpia_hpd_int_enable_supported; boot_options.bits.power_optimization = params->power_optimization; boot_options.bits.sel_mux_phy_c_d_phy_f_g = (dmub->asic == DMUB_ASIC_DCN31B) ? 1 : 0; @@ -441,7 +452,7 @@ void dmub_dcn31_get_diagnostic_data(struct dmub_srv *dmub, struct dmub_diagnosti bool dmub_dcn31_should_detect(struct dmub_srv *dmub) { uint32_t fw_boot_status = REG_READ(DMCUB_SCRATCH0); - bool should_detect = fw_boot_status & DMUB_FW_BOOT_STATUS_BIT_DETECTION_REQUIRED; + bool should_detect = (fw_boot_status & DMUB_FW_BOOT_STATUS_BIT_DETECTION_REQUIRED) != 0; return should_detect; } |