slice_per_intf is already computed for intf_width, which holds the same
value as hdisplay.
Fixes: 08802f515c3c ("drm/msm/dsi: Add support for DSC configuration")
Reviewed-by: Bjorn Andersson <anders...@kernel.org>
Reviewed-by: Konrad Dybcio <konrad.dyb...@somainline.org>
Reviewed-by: Abhinav Kumar <quic_abhin...@quicinc.com>
Reviewed-by: Vinod Koul <vk...@kernel.org>
Signed-off-by: Marijn Suijten <marijn.suij...@somainline.org>
---
drivers/gpu/drm/msm/dsi/dsi_host.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c
b/drivers/gpu/drm/msm/dsi/dsi_host.c
index 70077d1f0f21..c746ed5d61f9 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_host.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_host.c
@@ -842,7 +842,7 @@ static void dsi_ctrl_config(struct msm_dsi_host *msm_host,
bool enable,
static void dsi_update_dsc_timing(struct msm_dsi_host *msm_host, bool
is_cmd_mode, u32 hdisplay)
{
struct drm_dsc_config *dsc = msm_host->dsc;
- u32 reg, intf_width, reg_ctrl, reg_ctrl2;
+ u32 reg, reg_ctrl, reg_ctrl2;
u32 slice_per_intf, total_bytes_per_intf;
u32 pkt_per_line;
u32 bytes_in_slice;
@@ -851,8 +851,7 @@ static void dsi_update_dsc_timing(struct msm_dsi_host
*msm_host, bool is_cmd_mod
/* first calculate dsc parameters and then program
* compress mode registers
*/
- intf_width = hdisplay;
- slice_per_intf = DIV_ROUND_UP(intf_width, dsc->slice_width);
+ slice_per_intf = DIV_ROUND_UP(hdisplay, dsc->slice_width);
/* If slice_per_pkt is greater than slice_per_intf
* then default to 1. This can happen during partial
@@ -861,7 +860,6 @@ static void dsi_update_dsc_timing(struct msm_dsi_host
*msm_host, bool is_cmd_mod
if (slice_per_intf > dsc->slice_count)
dsc->slice_count = 1;
- slice_per_intf = DIV_ROUND_UP(hdisplay, dsc->slice_width);
bytes_in_slice = DIV_ROUND_UP(dsc->slice_width * dsc->bits_per_pixel,
8);
dsc->slice_chunk_size = bytes_in_slice;
--
2.38.0
