drm/radeon/kms: set proper default tv standard
we were just using 1 before.
reported on irc by soreau
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 12a0c76..b5912c2 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -1234,6 +1234,61 @@
return true;
}
+enum radeon_tv_std
+radeon_atombios_get_tv_info(struct radeon_device *rdev)
+{
+ struct radeon_mode_info *mode_info = &rdev->mode_info;
+ int index = GetIndexIntoMasterTable(DATA, AnalogTV_Info);
+ uint16_t data_offset;
+ uint8_t frev, crev;
+ struct _ATOM_ANALOG_TV_INFO *tv_info;
+ enum radeon_tv_std tv_std = TV_STD_NTSC;
+
+ atom_parse_data_header(mode_info->atom_context, index, NULL, &frev, &crev, &data_offset);
+
+ tv_info = (struct _ATOM_ANALOG_TV_INFO *)(mode_info->atom_context->bios + data_offset);
+
+ switch (tv_info->ucTV_BootUpDefaultStandard) {
+ case ATOM_TV_NTSC:
+ tv_std = TV_STD_NTSC;
+ DRM_INFO("Default TV standard: NTSC\n");
+ break;
+ case ATOM_TV_NTSCJ:
+ tv_std = TV_STD_NTSC_J;
+ DRM_INFO("Default TV standard: NTSC-J\n");
+ break;
+ case ATOM_TV_PAL:
+ tv_std = TV_STD_PAL;
+ DRM_INFO("Default TV standard: PAL\n");
+ break;
+ case ATOM_TV_PALM:
+ tv_std = TV_STD_PAL_M;
+ DRM_INFO("Default TV standard: PAL-M\n");
+ break;
+ case ATOM_TV_PALN:
+ tv_std = TV_STD_PAL_N;
+ DRM_INFO("Default TV standard: PAL-N\n");
+ break;
+ case ATOM_TV_PALCN:
+ tv_std = TV_STD_PAL_CN;
+ DRM_INFO("Default TV standard: PAL-CN\n");
+ break;
+ case ATOM_TV_PAL60:
+ tv_std = TV_STD_PAL_60;
+ DRM_INFO("Default TV standard: PAL-60\n");
+ break;
+ case ATOM_TV_SECAM:
+ tv_std = TV_STD_SECAM;
+ DRM_INFO("Default TV standard: SECAM\n");
+ break;
+ default:
+ tv_std = TV_STD_NTSC;
+ DRM_INFO("Unknown TV standard; defaulting to NTSC\n");
+ break;
+ }
+ return tv_std;
+}
+
struct radeon_encoder_tv_dac *
radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder)
{
@@ -1269,6 +1324,7 @@
dac = dac_info->ucDAC2_NTSC_DAC_Adjustment;
tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
+ tv_dac->tv_std = radeon_atombios_get_tv_info(rdev);
}
return tv_dac;
}