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drm/rockchip: dsi2: update for dsi timing limit

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rk3576:
    max_vfp:8191, max_vsync:1023, max_vbp:1023
rk3588:
    max_vfp:1023, max_vsync:1023, max_vbp:1023

Signed-off-by: Sandy Huang <hjc@rock-chips.com>
Change-Id: I0f7777c1dbbd7de6f4b86bf6a0647ef1a1a46516
This commit is contained in:
Sandy Huang
2025-01-21 17:51:40 +08:00
committed by Tao Huang
parent aa897b8ab2
commit 668a142bfb
1 changed files with 13 additions and 4 deletions
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17
drivers/gpu/drm/rockchip/dw-mipi-dsi2-rockchip.c
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@@ -151,7 +151,7 @@
#define DSI2_IPI_VID_VACT_MAN_CFG 0X0334
#define VID_VACT_LINES(x) UPDATE(x, 13, 0)
#define DSI2_IPI_VID_VFP_MAN_CFG 0X033C
#define VID_VFP_LINES(x) UPDATE(x, 9, 0)
#define VID_VFP_LINES(x) UPDATE(x, 12, 0)
#define DSI2_IPI_PIX_PKT_CFG 0x0344
#define MAX_PIX_PKT(x) UPDATE(x, 15, 0)
@@ -227,7 +227,9 @@ struct dw_mipi_dsi2_plat_data {
const u32 *dsi1_grf_reg_fields;
unsigned long long dphy_max_bit_rate_per_lane;
unsigned long long cphy_max_symbol_rate_per_lane;
const u32 max_vfp;
const u32 max_vsync;
const u32 max_vbp;
};
struct dw_mipi_dsi2 {
@@ -1213,10 +1215,11 @@ dw_mipi_dsi2_connector_mode_valid(struct drm_connector *connector,
if (vm.vactive > 16383)
return MODE_VIRTUAL_Y;
if (vm.vsync_len > 1023)
if (vm.vsync_len > dsi2->pdata->max_vsync)
return MODE_VSYNC_WIDE;
if (vm.vback_porch > 1023 || vm.vfront_porch > 1023)
if (vm.vback_porch > dsi2->pdata->max_vbp ||
vm.vfront_porch > dsi2->pdata->max_vfp)
return MODE_VBLANK_WIDE;
/*
@@ -2056,6 +2059,9 @@ static const struct dw_mipi_dsi2_plat_data rk3576_mipi_dsi2_plat_data = {
.dsi0_grf_reg_fields = rk3576_dsi_grf_reg_fields,
.dphy_max_bit_rate_per_lane = 2500000000ULL,
.cphy_max_symbol_rate_per_lane = 1700000000ULL,
.max_vfp = 8191,
.max_vsync = 1023,
.max_vbp = 1023,
};
static const struct dw_mipi_dsi2_plat_data rk3588_mipi_dsi2_plat_data = {
@@ -2064,6 +2070,9 @@ static const struct dw_mipi_dsi2_plat_data rk3588_mipi_dsi2_plat_data = {
.dsi1_grf_reg_fields = rk3588_dsi1_grf_reg_fields,
.dphy_max_bit_rate_per_lane = 4500000000ULL,
.cphy_max_symbol_rate_per_lane = 2000000000ULL,
.max_vfp = 1023,
.max_vsync = 1023,
.max_vbp = 1023,
};
static const struct of_device_id dw_mipi_dsi2_dt_ids[] = {