From: Nikola Cornij <nikola.cor...@amd.com>
[why]
This is now done in the original link bandwidth calculation and DSC
must not do this anymore.
[how]
Remove the line of code that should have been removed when transition
to correctly applying FEC overhead was made.
Signed-off-by: Nikola Cornij <nikola.cor...@amd.com>
Reviewed-by: Wenjing Liu <wenjing....@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet la...@amd.com>
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
drivers/gpu/drm/amd/display/dc/dsc/dc_dsc.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dsc/dc_dsc.c
b/drivers/gpu/drm/amd/display/dc/dsc/dc_dsc.c
index e71197d35d79..471eb9873885 100644
--- a/drivers/gpu/drm/amd/display/dc/dsc/dc_dsc.c
+++ b/drivers/gpu/drm/amd/display/dc/dsc/dc_dsc.c
@@ -311,19 +311,18 @@ static void get_dsc_bandwidth_range(
*
* Returns:
* - 'true' if DSC was required by policy and was successfully applied
- * - 'false' if DSC was not necessary (e.g. if uncompressed stream fits
'target_bandwidth'),
+ * - 'false' if DSC was not necessary (e.g. if uncompressed stream fits
'target_bandwidth_kbps'),
* or if it couldn't be applied based on DSC policy.
*/
static bool decide_dsc_target_bpp_x16(
const struct dc_dsc_policy *policy,
const struct dsc_enc_caps *dsc_common_caps,
- const int target_bandwidth,
+ const int target_bandwidth_kbps,
const struct dc_crtc_timing *timing,
int *target_bpp_x16)
{
bool should_use_dsc = false;
struct dc_dsc_bw_range range;
- float target_bandwidth_kbps = target_bandwidth * 0.97f; // 3% overhead
for FEC
memset(&range, 0, sizeof(range));
--
2.20.1
_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
