disp: msm: sde: set predownscale x_0 if value not provided

Currently, the value for predownscale_x_0 is being set based
on source height and destination height. This value should only
be set if userspace has not set a value for it already or if
default scale is enabled through debugfs.

Change-Id: Icf13ac33ae4a1a40bff90cd639428e9a11f96241
Signed-off-by: Samantha Tran <samtran@codeaurora.org>
Este commit está contenido en:
Samantha Tran
2020-04-22 17:08:43 -07:00
padre a60fc941c5
commit 303ac7b5c9

Ver fichero

@@ -819,7 +819,6 @@ static void _sde_plane_setup_scaler3(struct sde_plane *psde,
{
uint32_t decimated, i, src_w, src_h, dst_w, dst_h, src_h_pre_down;
struct sde_hw_scaler3_cfg *scale_cfg;
struct sde_hw_inline_pre_downscale_cfg *pd_cfg;
bool pre_down_supported = (psde->features & BIT(SDE_SSPP_PREDOWNSCALE));
bool inline_rotation = (pstate->rotation & DRM_MODE_ROTATE_90);
@@ -832,7 +831,6 @@ static void _sde_plane_setup_scaler3(struct sde_plane *psde,
}
scale_cfg = &pstate->scaler3_cfg;
pd_cfg = &pstate->pre_down;
src_w = psde->pipe_cfg.src_rect.w;
src_h = psde->pipe_cfg.src_rect.h;
dst_w = psde->pipe_cfg.dst_rect.w;
@@ -2338,7 +2336,7 @@ static void _sde_plane_get_max_downscale_limits(struct sde_plane *psde,
u32 src_h, u32 *max_numer_w, u32 *max_denom_w,
u32 *max_numer_h, u32 *max_denom_h)
{
bool rotated, has_predown;
bool rotated, has_predown, default_scale;
const struct sde_sspp_sub_blks *sblk;
struct sde_hw_inline_pre_downscale_cfg *pd;
@@ -2353,13 +2351,18 @@ static void _sde_plane_get_max_downscale_limits(struct sde_plane *psde,
if (has_predown)
pd = &pstate->pre_down;
default_scale = psde->debugfs_default_scale ||
(pstate->scaler_check_state != SDE_PLANE_SCLCHECK_SCALER_V2 &&
pstate->scaler_check_state != SDE_PLANE_SCLCHECK_SCALER_V2_CHECK);
/**
* Inline rotation has different max vertical downscaling limits since
* the source-width becomes the scaler's pre-downscaled source-height.
**/
if (rotated) {
if (rt_client && has_predown) {
pd->pre_downscale_x_0 = (src_h >
if (default_scale)
pd->pre_downscale_x_0 = (src_h >
mult_frac(dst_h, 11, 5)) ? 2 : 0;
*max_numer_h = pd->pre_downscale_x_0 ?
sblk->in_rot_maxdwnscale_rt_num :