android/android_kernel_samsung_sm8650-modules
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msm: camera: csid: Add fuse support for MP limit

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This change limit the resolution for the single camera based on fuse.
Acquire will fail in case width is greater than the supported width.

CRs-Fixed: 3679491
Change-Id: I4f3e8dfdbe80aee994ca66f12bbbcdc7cda77676
Signed-off-by: Dharmender Sharma <quic_dharshar@quicinc.com>
This commit is contained in:
Dharmender Sharma 2023-12-12 20:09:20 +05:30
parent 7d82a270a3
commit 1e193cd952
3 changed files with 87 additions and 0 deletions
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3
drivers/cam_isp/isp_hw_mgr/isp_hw/ife_csid_hw/cam_ife_csid860.h
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@ -81,6 +81,9 @@ static struct cam_ife_csid_ver2_reg_info cam_ife_csid_860_reg_info = {
.num_path_err_irqs = ARRAY_SIZE(cam_ife_csid_880_path_irq_desc),
.num_top_regs = 1,
.num_rx_regs = 1,
.width_fuse_max_val = 1,
.fused_max_dualife_width = {7296, 5344, UINT_MAX},
.fused_max_width = {7296, 7296, UINT_MAX},
};
#endif /*_CAM_IFE_CSID_860_H_ */

79
drivers/cam_isp/isp_hw_mgr/isp_hw/ife_csid_hw/cam_ife_csid_hw_ver2.c
View File

@ -3215,6 +3215,82 @@ end:
return rc;
}
static bool cam_ife_csid_ver2_is_width_valid_by_fuse(
struct cam_csid_hw_reserve_resource_args *reserve,
struct cam_ife_csid_ver2_hw *csid_hw,
uint32_t width)
{
struct cam_ife_csid_ver2_reg_info *csid_reg;
uint32_t fuse_val = UINT_MAX;
csid_reg = (struct cam_ife_csid_ver2_reg_info *)
csid_hw->core_info->csid_reg;
cam_cpas_is_feature_supported(CAM_CPAS_MP_LIMIT_FUSE, CAM_CPAS_HW_IDX_ANY, &fuse_val);
if (fuse_val == UINT_MAX) {
CAM_DBG(CAM_ISP, "CSID[%u] MP limit fuse not present",
csid_hw->hw_intf->hw_idx);
return true;
}
if ((fuse_val > csid_reg->width_fuse_max_val) ||
(fuse_val >= CAM_IFE_CSID_WIDTH_FUSE_VAL_MAX)) {
CAM_ERR(CAM_ISP, "Invalid fuse value %u", fuse_val);
return false;
}
if (((reserve->sync_mode == CAM_ISP_HW_SYNC_SLAVE) ||
(reserve->sync_mode == CAM_ISP_HW_SYNC_MASTER)) &&
(width > csid_reg->fused_max_dualife_width[fuse_val])) {
CAM_ERR(CAM_ISP,
"CSID[%u] Resolution not supported required_width dualife: %d max_supported_width: %d",
csid_hw->hw_intf->hw_idx,
width, csid_reg->fused_max_dualife_width[fuse_val]);
return false;
} else if (width > csid_reg->fused_max_width[fuse_val]) {
CAM_ERR(CAM_ISP,
"CSID[%u] Resolution not supported required_width: %d max_supported_width: %d",
csid_hw->hw_intf->hw_idx,
width, csid_reg->fused_max_width[fuse_val]);
return false;
}
return true;
}
bool cam_ife_csid_ver2_is_width_valid(
struct cam_csid_hw_reserve_resource_args *reserve,
struct cam_ife_csid_ver2_hw *csid_hw)
{
uint32_t width = 0;
struct cam_csid_soc_private *soc_private;
soc_private = (struct cam_csid_soc_private *)csid_hw->hw_info->soc_info.soc_private;
if ((reserve->res_id != CAM_IFE_PIX_PATH_RES_IPP) || soc_private->is_ife_csid_lite)
return true;
if (reserve->sync_mode == CAM_ISP_HW_SYNC_MASTER ||
reserve->sync_mode == CAM_ISP_HW_SYNC_NONE)
width = reserve->in_port->left_stop -
reserve->in_port->left_start + 1;
else if (reserve->sync_mode == CAM_ISP_HW_SYNC_SLAVE)
width = reserve->in_port->right_stop -
reserve->in_port->right_start + 1;
if (reserve->in_port->horizontal_bin || reserve->in_port->qcfa_bin)
width /= 2;
if (!cam_ife_csid_ver2_is_width_valid_by_fuse(reserve, csid_hw, width)) {
CAM_ERR(CAM_ISP, "CSID[%u] width limited by fuse",
csid_hw->hw_intf->hw_idx);
return false;
}
return true;
}
static int cam_ife_csid_ver2_in_port_validate(
struct cam_csid_hw_reserve_resource_args *reserve,
struct cam_ife_csid_ver2_hw *csid_hw)
@ -3229,6 +3305,9 @@ static int cam_ife_csid_ver2_in_port_validate(
goto err;
}
if (!cam_ife_csid_ver2_is_width_valid(reserve, csid_hw))
goto err;
if (csid_hw->counters.csi2_reserve_cnt) {
if (csid_hw->token != reserve->cb_priv) {

5
drivers/cam_isp/isp_hw_mgr/isp_hw/ife_csid_hw/cam_ife_csid_hw_ver2.h
View File

@ -742,6 +742,11 @@ struct cam_ife_csid_ver2_reg_info {
const uint32_t num_path_err_irqs;
const uint32_t num_top_regs;
const uint32_t num_rx_regs;
const uint32_t fused_max_dualife_width[
CAM_IFE_CSID_WIDTH_FUSE_VAL_MAX];
const uint32_t fused_max_width[
CAM_IFE_CSID_WIDTH_FUSE_VAL_MAX];
const uint32_t width_fuse_max_val;
};
/*